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.ck-button__icon{margin-right:calc(-1*var(--ck-spacing-small));margin-left:var(--ck-spacing-small)}.ck.ck-button.ck-on,a.ck.ck-button.ck-on{background:var(--ck-color-button-on-background)}.ck.ck-button.ck-on:not(.ck-disabled):hover,a.ck.ck-button.ck-on:not(.ck-disabled):hover{background:var(--ck-color-button-on-hover-background)}.ck.ck-button.ck-on:not(.ck-disabled):active,a.ck.ck-button.ck-on:not(.ck-disabled):active{background:var(--ck-color-button-on-active-background);box-shadow:inset 0 2px 2px var(--ck-color-button-on-active-shadow)}.ck.ck-button.ck-on.ck-disabled,a.ck.ck-button.ck-on.ck-disabled{background:var(--ck-color-button-on-disabled-background)}.ck.ck-button.ck-button-save,a.ck.ck-button.ck-button-save{color:var(--ck-color-button-save)}.ck.ck-button.ck-button-cancel,a.ck.ck-button.ck-button-cancel{color:var(--ck-color-button-cancel)}.ck.ck-button .ck-button__icon use,.ck.ck-button .ck-button__icon use *,a.ck.ck-button .ck-button__icon use,a.ck.ck-button .ck-button__icon 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var(--ck-color-button-action-active-shadow)}.ck.ck-button-action.ck-disabled,a.ck.ck-button-action.ck-disabled{background:var(--ck-color-button-action-disabled-background)}.ck.ck-button-action,a.ck.ck-button-action{color:var(--ck-color-button-action-text)}.ck.ck-button-bold,a.ck.ck-button-bold{font-weight:700}"},function(t,e,n){var i=n(42);"string"==typeof i&&(i=[[t.i,i,""]]);var o={injectType:"singletonStyleTag",insert:"head",singleton:!0};n(1)(i,o);i.locals&&(t.exports=i.locals)},function(t,e){t.exports=".ck.ck-list{-moz-user-select:none;-webkit-user-select:none;-ms-user-select:none;user-select:none;display:flex;flex-direction:column}.ck.ck-list .ck-list__item,.ck.ck-list .ck-list__separator{display:block}.ck.ck-list .ck-list__item>:focus{position:relative;z-index:var(--ck-z-default)}.ck.ck-list{border-radius:0}.ck-rounded-corners 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.ck-button:hover:not(.ck-disabled){background:var(--ck-color-list-button-hover-background)}.ck.ck-list__item .ck-switchbutton.ck-on{background:var(--ck-color-list-background);color:inherit}.ck.ck-list__item .ck-switchbutton.ck-on:hover:not(ck-disabled){background:var(--ck-color-list-button-hover-background);color:inherit}.ck.ck-list__separator{height:1px;width:100%;background:var(--ck-color-base-border)}"},function(t,e,n){var i=n(44);"string"==typeof i&&(i=[[t.i,i,""]]);var o={injectType:"singletonStyleTag",insert:"head",singleton:!0};n(1)(i,o);i.locals&&(t.exports=i.locals)},function(t,e){t.exports=".ck.ck-button.ck-switchbutton .ck-button__toggle,.ck.ck-button.ck-switchbutton .ck-button__toggle .ck-button__toggle__inner{display:block}:root{--ck-switch-button-toggle-width:2.6153846154em;--ck-switch-button-toggle-inner-size:1.0769230769em;--ck-switch-button-toggle-spacing:1px;--ck-switch-button-translation:1.3846153847em}[dir=ltr] .ck.ck-button.ck-switchbutton 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o={injectType:"singletonStyleTag",insert:"head",singleton:!0};n(1)(i,o);i.locals&&(t.exports=i.locals)},function(t,e){t.exports=".ck.ck-dropdown .ck-dropdown__panel .ck-list{border-radius:0}.ck-rounded-corners .ck.ck-dropdown .ck-dropdown__panel .ck-list,.ck.ck-dropdown .ck-dropdown__panel .ck-list.ck-rounded-corners{border-radius:var(--ck-border-radius);border-top-left-radius:0}.ck.ck-dropdown .ck-dropdown__panel .ck-list .ck-list__item:first-child .ck-button{border-radius:0}.ck-rounded-corners .ck.ck-dropdown .ck-dropdown__panel .ck-list .ck-list__item:first-child .ck-button,.ck.ck-dropdown .ck-dropdown__panel .ck-list .ck-list__item:first-child .ck-button.ck-rounded-corners{border-radius:var(--ck-border-radius);border-top-left-radius:0;border-bottom-left-radius:0;border-bottom-right-radius:0}.ck.ck-dropdown .ck-dropdown__panel .ck-list .ck-list__item:last-child .ck-button{border-radius:0}.ck-rounded-corners .ck.ck-dropdown .ck-dropdown__panel .ck-list .ck-list__item:last-child 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var(--ck-color-toolbar-border)}.ck.ck-toolbar>.ck-toolbar__items>*{margin-top:var(--ck-spacing-small);margin-bottom:var(--ck-spacing-small);margin-right:var(--ck-spacing-small)}.ck.ck-toolbar.ck-toolbar_vertical{padding:0}.ck.ck-toolbar.ck-toolbar_vertical>.ck-toolbar__items>.ck{width:100%;margin:0;border-radius:0;border:0}.ck.ck-toolbar>.ck-toolbar__items>*,.ck.ck-toolbar>.ck.ck-toolbar__grouped-dropdown{margin-top:var(--ck-spacing-small);margin-bottom:var(--ck-spacing-small)}.ck.ck-toolbar>.ck.ck-toolbar__grouped-dropdown>.ck.ck-button.ck-dropdown__button{padding-left:var(--ck-spacing-tiny)}.ck.ck-toolbar .ck.ck-toolbar__separator{align-self:stretch;width:1px;min-width:1px;margin-top:0;margin-bottom:0;background:var(--ck-color-toolbar-border)}.ck-toolbar-container .ck.ck-toolbar{border:0}.ck.ck-toolbar[dir=ltr]>.ck.ck-toolbar__grouped-dropdown,[dir=ltr] 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i=n(52);"string"==typeof i&&(i=[[t.i,i,""]]);var o={injectType:"singletonStyleTag",insert:"head",singleton:!0};n(1)(i,o);i.locals&&(t.exports=i.locals)},function(t,e){t.exports=":root{--ck-color-resizer:var(--ck-color-focus-border);--ck-resizer-size:10px;--ck-resizer-border-width:1px;--ck-resizer-border-radius:2px;--ck-resizer-offset:calc(var(--ck-resizer-size)/-2 - 2px);--ck-resizer-tooltip-offset:10px;--ck-color-resizer-tooltip-background:#262626;--ck-color-resizer-tooltip-text:#f2f2f2}.ck .ck-widget.ck-widget_with-selection-handle{position:relative}.ck .ck-widget.ck-widget_with-selection-handle:hover .ck-widget__selection-handle{visibility:visible}.ck .ck-widget.ck-widget_with-selection-handle .ck-widget__selection-handle{position:absolute}.ck .ck-widget.ck-widget_with-selection-handle .ck-widget__selection-handle .ck-icon{display:block}.ck .ck-widget.ck-widget_with-selection-handle.ck-widget_selected .ck-widget__selection-handle{visibility:visible}.ck .ck-size-view{background:var(--ck-color-resizer-tooltip-background);color:var(--ck-color-resizer-tooltip-text);border:1px solid var(--ck-color-resizer-tooltip-text);border-radius:var(--ck-resizer-border-radius);font-size:var(--ck-font-size-tiny);display:block;padding:var(--ck-spacing-small)}.ck .ck-size-view.ck-orientation-bottom-left,.ck .ck-size-view.ck-orientation-bottom-right,.ck .ck-size-view.ck-orientation-top-left,.ck .ck-size-view.ck-orientation-top-right{position:absolute}.ck .ck-size-view.ck-orientation-top-left{top:var(--ck-resizer-tooltip-offset);left:var(--ck-resizer-tooltip-offset)}.ck .ck-size-view.ck-orientation-top-right{top:var(--ck-resizer-tooltip-offset);right:var(--ck-resizer-tooltip-offset)}.ck .ck-size-view.ck-orientation-bottom-right{bottom:var(--ck-resizer-tooltip-offset);right:var(--ck-resizer-tooltip-offset)}.ck 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solid transparent}.ck .ck-editor__nested-editable.ck-editor__nested-editable_focused,.ck .ck-editor__nested-editable:focus{outline:none;border:var(--ck-focus-ring);box-shadow:var(--ck-inner-shadow),0 0;background-color:var(--ck-color-widget-editable-focus-background)}.ck-editor__editable>.ck-widget.ck-widget_with-selection-handle:first-child,.ck-editor__editable blockquote>.ck-widget.ck-widget_with-selection-handle:first-child{margin-top:calc(1em + var(--ck-widget-handler-icon-size))}.ck .ck-widget.ck-widget_with-selection-handle .ck-widget__selection-handle{padding:4px;box-sizing:border-box;background-color:transparent;opacity:0;transition:background-color var(--ck-widget-handler-animation-duration) var(--ck-widget-handler-animation-curve),visibility var(--ck-widget-handler-animation-duration) var(--ck-widget-handler-animation-curve),opacity var(--ck-widget-handler-animation-duration) var(--ck-widget-handler-animation-curve);border-radius:var(--ck-border-radius) var(--ck-border-radius) 0 0;transform:translateY(-100%);left:calc(0px - var(--ck-widget-outline-thickness))}.ck .ck-widget.ck-widget_with-selection-handle .ck-widget__selection-handle:hover .ck-icon .ck-icon__selected-indicator{opacity:1}.ck .ck-widget.ck-widget_with-selection-handle .ck-widget__selection-handle .ck-icon{width:var(--ck-widget-handler-icon-size);height:var(--ck-widget-handler-icon-size);color:var(--ck-color-widget-drag-handler-icon-color)}.ck .ck-widget.ck-widget_with-selection-handle .ck-widget__selection-handle .ck-icon .ck-icon__selected-indicator{opacity:0;transition:opacity .3s var(--ck-widget-handler-animation-curve)}.ck .ck-widget.ck-widget_with-selection-handle.ck-widget_selected .ck-widget__selection-handle,.ck .ck-widget.ck-widget_with-selection-handle.ck-widget_selected:hover .ck-widget__selection-handle{opacity:1;background-color:var(--ck-color-focus-border)}.ck .ck-widget.ck-widget_with-selection-handle.ck-widget_selected .ck-widget__selection-handle .ck-icon .ck-icon__selected-indicator,.ck .ck-widget.ck-widget_with-selection-handle.ck-widget_selected:hover .ck-widget__selection-handle .ck-icon .ck-icon__selected-indicator{opacity:1}.ck .ck-widget.ck-widget_with-selection-handle:hover .ck-widget__selection-handle{opacity:1;background-color:var(--ck-color-widget-hover-border)}.ck[dir=rtl] .ck-widget.ck-widget_with-selection-handle .ck-widget__selection-handle{left:auto;right:calc(0px - var(--ck-widget-outline-thickness))}.ck-editor__editable.ck-blurred .ck-widget.ck-widget_selected,.ck-editor__editable.ck-blurred .ck-widget.ck-widget_selected:hover{outline-color:var(--ck-color-widget-blurred-border)}.ck-editor__editable.ck-blurred .ck-widget.ck-widget_selected .ck-widget__selection-handle,.ck-editor__editable.ck-blurred .ck-widget.ck-widget_selected .ck-widget__selection-handle:hover,.ck-editor__editable.ck-blurred .ck-widget.ck-widget_selected:hover .ck-widget__selection-handle,.ck-editor__editable.ck-blurred 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var(--ck-spacing-medium);min-width:var(--ck-input-text-width);min-height:var(--ck-ui-component-min-height);transition-property:box-shadow,border;transition:.2s ease-in-out}.ck.ck-input-text:focus{outline:none;border:var(--ck-focus-ring);box-shadow:var(--ck-focus-outer-shadow),var(--ck-inner-shadow)}.ck.ck-input-text[readonly]{border:1px solid var(--ck-color-input-disabled-border);background:var(--ck-color-input-disabled-background);color:var(--ck-color-input-disabled-text)}.ck.ck-input-text[readonly]:focus{box-shadow:var(--ck-focus-disabled-outer-shadow),var(--ck-inner-shadow)}.ck.ck-input-text.ck-error{border-color:var(--ck-color-input-error-border);animation:ck-text-input-shake .3s ease both}.ck.ck-input-text.ck-error:focus{box-shadow:var(--ck-focus-error-outer-shadow),var(--ck-inner-shadow)}@keyframes ck-text-input-shake{20%{transform:translateX(-2px)}40%{transform:translateX(2px)}60%{transform:translateX(-1px)}80%{transform:translateX(1px)}}"},function(t,e,n){var i=n(76);"string"==typeof i&&(i=[[t.i,i,""]]);var o={injectType:"singletonStyleTag",insert:"head",singleton:!0};n(1)(i,o);i.locals&&(t.exports=i.locals)},function(t,e){t.exports=".ck.ck-text-alternative-form{display:flex;flex-direction:row;flex-wrap:nowrap}.ck.ck-text-alternative-form .ck-labeled-input{display:inline-block}.ck.ck-text-alternative-form .ck-label{display:none}@media screen and (max-width:600px){.ck.ck-text-alternative-form{flex-wrap:wrap}.ck.ck-text-alternative-form .ck-labeled-input{flex-basis:100%}.ck.ck-text-alternative-form .ck-button{flex-basis:50%}}.ck.ck-text-alternative-form{padding:var(--ck-spacing-standard)}.ck.ck-text-alternative-form:focus{outline:none}[dir=ltr] .ck.ck-text-alternative-form>:not(:first-child),[dir=rtl] .ck.ck-text-alternative-form>:not(:last-child){margin-left:var(--ck-spacing-standard)}@media screen and (max-width:600px){.ck.ck-text-alternative-form{padding:0;width:calc(0.8*var(--ck-input-text-width))}.ck.ck-text-alternative-form 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All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */function bi(t){const e=new Map;for(const n in t)e.set(n,t[n]);return e} + */function On(t,e){const n=Math.min(t.length,e.length);for(let i=0;i0?e:null}getElementName(){if(1!==this._patterns.length)return null;const t=this._patterns[0],e=t.name;return"function"==typeof t||!e||e instanceof RegExp?null:e}}function _i(t,e){if("function"==typeof e)return e(t);const n={};return e.name&&(n.name=function(t,e){if(t instanceof RegExp)return t.test(e);return t===e}(e.name,t.name),!n.name)?null:e.attributes&&(n.attributes=function(t,e){const n=[];for(const i in t){const o=t[i];if(!e.hasAttribute(i))return null;{const t=e.getAttribute(i);if(!0===o)n.push(i);else if(o instanceof RegExp){if(!o.test(t))return null;n.push(i)}else{if(t!==o)return null;n.push(i)}}}return n}(e.attributes,t),!n.attributes)?null:!(e.classes&&(n.classes=function(t,e){const n=[];for(const i of t)if(i instanceof RegExp){const t=e.getClassNames();for(const e of t)i.test(e)&&n.push(e);if(0===n.length)return null}else{if(!e.hasClass(i))return null;n.push(i)}return n}(e.classes,t),!n.classes))&&(!(e.styles&&(n.styles=function(t,e){const n=[];for(const i in t){const o=t[i];if(!e.hasStyle(i))return null;{const t=e.getStyle(i);if(o instanceof RegExp){if(!o.test(t))return null;n.push(i)}else{if(t!==o)return null;n.push(i)}}}return n} + */ +class Nn extends Mn{constructor(t){super(),this._textData=t}is(t){return"text"==t||"view:text"==t||super.is(t)}get data(){return this._textData}get _data(){return this.data}set _data(t){this._fireChange("text",this),this._textData=t}isSimilar(t){return t instanceof Nn&&(this===t||this.data===t.data)}_clone(){return new Nn(this.data)}} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */(e.styles,t),!n.styles))&&n)}class vi extends pi{constructor(t,e,n){if(super(),this.name=t,this._attrs=function(t){t=P(t)?bi(t):new Map(t);for(const[e,n]of t)null===n?t.delete(e):"string"!=typeof n&&t.set(e,String(n));return t}(e),this._children=[],n&&this._insertChild(0,n),this._classes=new Set,this._attrs.has("class")){const t=this._attrs.get("class");xi(this._classes,t),this._attrs.delete("class")}this._styles=new Map,this._attrs.has("style")&&(yi(this._styles,this._attrs.get("style")),this._attrs.delete("style")),this._customProperties=new Map}get childCount(){return this._children.length}get isEmpty(){return 0===this._children.length}is(t,e=null){const n=t.replace(/^view:/,"");return e?"element"==n&&e==this.name:"element"==n||n==this.name||super.is(t)}getChild(t){return this._children[t]}getChildIndex(t){return this._children.indexOf(t)}getChildren(){return this._children[Symbol.iterator]()}*getAttributeKeys(){this._classes.size>0&&(yield"class"),this._styles.size>0&&(yield"style"),yield*this._attrs.keys()}*getAttributes(){yield*this._attrs.entries(),this._classes.size>0&&(yield["class",this.getAttribute("class")]),this._styles.size>0&&(yield["style",this.getAttribute("style")])}getAttribute(t){if("class"==t)return this._classes.size>0?[...this._classes].join(" "):void 0;if("style"!=t)return this._attrs.get(t);if(this._styles.size>0){let t="";for(const[e,n]of this._styles)t+=`${e}:${n};`;return t}}hasAttribute(t){return"class"==t?this._classes.size>0:"style"==t?this._styles.size>0:this._attrs.has(t)}isSimilar(t){if(!(t instanceof vi))return!1;if(this===t)return!0;if(this.name!=t.name)return!1;if(this._attrs.size!==t._attrs.size||this._classes.size!==t._classes.size||this._styles.size!==t._styles.size)return!1;for(const[e,n]of this._attrs)if(!t._attrs.has(e)||t._attrs.get(e)!==n)return!1;for(const e of this._classes)if(!t._classes.has(e))return!1;for(const[e,n]of this._styles)if(!t._styles.has(e)||t._styles.get(e)!==n)return!1;return!0}hasClass(...t){for(const e of t)if(!this._classes.has(e))return!1;return!0}getClassNames(){return this._classes.keys()}getStyle(t){return this._styles.get(t)}getStyleNames(){return this._styles.keys()}hasStyle(...t){for(const e of t)if(!this._styles.has(e))return!1;return!0}findAncestor(...t){const e=new ki(...t);let n=this.parent;for(;n;){if(e.match(n))return n;n=n.parent}return null}getCustomProperty(t){return this._customProperties.get(t)}*getCustomProperties(){yield*this._customProperties.entries()}getIdentity(){const t=Array.from(this._classes).sort().join(","),e=Array.from(this._styles).map(t=>`${t[0]}:${t[1]}`).sort().join(";"),n=Array.from(this._attrs).map(t=>`${t[0]}="${t[1]}"`).sort().join(" ");return this.name+(""==t?"":` class="${t}"`)+(""==e?"":` style="${e}"`)+(""==n?"":` ${n}`)}_clone(t=!1){const e=[];if(t)for(const n of this.getChildren())e.push(n._clone(t));const n=new this.constructor(this.name,this._attrs,e);return n._classes=new Set(this._classes),n._styles=new Map(this._styles),n._customProperties=new Map(this._customProperties),n.getFillerOffset=this.getFillerOffset,n}_appendChild(t){return this._insertChild(this.childCount,t)}_insertChild(t,e){this._fireChange("children",this);let n=0;const i=function(t){if("string"==typeof t)return[new mi(t)];wi(t)||(t=[t]);return Array.from(t).map(t=>"string"==typeof t?new mi(t):t instanceof gi?new mi(t.data):t)} + */class Dn{constructor(t,e,n){if(this.textNode=t,e<0||e>t.data.length)throw new fn.b("view-textproxy-wrong-offsetintext: Given offsetInText value is incorrect.",this);if(n<0||e+n>t.data.length)throw new fn.b("view-textproxy-wrong-length: Given length value is incorrect.",this);this.data=t.data.substring(e,e+n),this.offsetInText=e}get offsetSize(){return this.data.length}get isPartial(){return this.data.length!==this.textNode.data.length}get parent(){return this.textNode.parent}get root(){return this.textNode.root}get document(){return this.textNode.document}is(t){return"textProxy"==t||"view:textProxy"==t}getAncestors(t={includeSelf:!1,parentFirst:!1}){const e=[];let n=t.includeSelf?this.textNode:this.parent;for(;null!==n;)e[t.parentFirst?"push":"unshift"](n),n=n.parent;return e}} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */(e);for(const e of i)null!==e.parent&&e._remove(),e.parent=this,this._children.splice(t,0,e),t++,n++;return n}_removeChildren(t,e=1){this._fireChange("children",this);for(let n=t;n0&&(this._classes.clear(),!0):"style"==t?this._styles.size>0&&(this._styles.clear(),!0):this._attrs.delete(t)}_addClass(t){this._fireChange("attributes",this),(t=Array.isArray(t)?t:[t]).forEach(t=>this._classes.add(t))}_removeClass(t){this._fireChange("attributes",this),(t=Array.isArray(t)?t:[t]).forEach(t=>this._classes.delete(t))}_setStyle(t,e){if(this._fireChange("attributes",this),P(t)){const e=Object.keys(t);for(const n of e)this._styles.set(n,t[n])}else this._styles.set(t,e)}_removeStyle(t){this._fireChange("attributes",this),(t=Array.isArray(t)?t:[t]).forEach(t=>this._styles.delete(t))}_setCustomProperty(t,e){this._customProperties.set(t,e)}_removeCustomProperty(t){return 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Zn.b("observable-bind-to-extra-callback: Cannot bind multiple properties and use a callback in one binding.",this);var o; +function Fn(t){return!(!t||!t[Symbol.iterator])} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */e.to.forEach(t=>{if(t.properties.length&&t.properties.length!==i)throw new Zn.b("observable-bind-to-properties-length: The number of properties must match.",this);t.properties.length||(t.properties=this._bindProperties)}),this._to=e.to,e.callback&&(this._bindings.get(n[0]).callback=e.callback),o=this._observable,this._to.forEach(t=>{const e=o[zi];let n;e.get(t.observable)||o.listenTo(t.observable,"change",(i,r)=>{(n=e.get(t.observable)[r])&&n.forEach(t=>{Ki(o,t.property)})})}),function(t){let e;t._bindings.forEach((n,i)=>{t._to.forEach(o=>{e=o.properties[n.callback?0:t._bindProperties.indexOf(i)],n.to.push([o.observable,e]),function(t,e,n,i){const o=t[zi],r=o.get(n),s=r||{};s[i]||(s[i]=new Set);s[i].add(e),r||o.set(n,s)}(t._observable,n,o.observable,e)})})}(this),this._bindProperties.forEach(t=>{Ki(this._observable,t)})}function Wi(t,e,n){if(this._bindings.size>1)throw new Zn.b("observable-bind-to-many-not-one-binding: Cannot bind multiple properties with toMany().",this);this.to(...function(t,e){const n=t.map(t=>[t,e]);return Array.prototype.concat.apply([],n)}(t,e),n)}function Gi(t){return t.every(t=>"string"==typeof t)}function Ki(t,e){const n=t[qi].get(e);let i;i=n.callback?n.callback.apply(t,n.to.map(t=>t[0][t[1]])):(i=n.to[0])[0][i[1]],t.hasOwnProperty(e)?t[e]=i:t.set(e,i)}const Ji=Symbol("document");class Zi extends Ci{constructor(t,e,n){super(t,e,n),this.set("isReadOnly",!1),this.set("isFocused",!1)}is(t,e=null){const n=t&&t.replace(/^view:/,"");return e?"editableElement"==n&&e==this.name||super.is(t,e):"editableElement"==n||super.is(t)}destroy(){this.stopListening()}get document(){return this.getCustomProperty(Ji)}set _document(t){if(this.getCustomProperty(Ji))throw new Zn.b("view-editableelement-document-already-set: View document is already set.",this);this._setCustomProperty(Ji,t),this.bind("isReadOnly").to(t),this.bind("isFocused").to(t,"isFocused",e=>e&&t.selection.editableElement==this),this.listenTo(t.selection,"change",()=>{this.isFocused=t.isFocused&&t.selection.editableElement==this})}}di(Zi,Hi); + */function Vn(t){return Fn(t)?new Map(t):function(t){const e=new Map;for(const n in t)e.set(n,t[n]);return e}(t)} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */ -const Qi=Symbol("rootName");class Yi extends Zi{constructor(t){super(t),this.rootName="main"}is(t,e=null){const n=t.replace(/^view:/,"");return e?"rootElement"==n&&e==this.name||super.is(t,e):"rootElement"==n||super.is(t)}get rootName(){return this.getCustomProperty(Qi)}set rootName(t){this._setCustomProperty(Qi,t)}set _name(t){this.name=t}} + */class Bn{constructor(...t){this._patterns=[],this.add(...t)}add(...t){for(let e of t)("string"==typeof e||e instanceof RegExp)&&(e={name:e}),e.classes&&("string"==typeof e.classes||e.classes instanceof RegExp)&&(e.classes=[e.classes]),this._patterns.push(e)}match(...t){for(const e of t)for(const t of this._patterns){const n=Ln(e,t);if(n)return{element:e,pattern:t,match:n}}return null}matchAll(...t){const e=[];for(const n of t)for(const t of this._patterns){const i=Ln(n,t);i&&e.push({element:n,pattern:t,match:i})}return 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All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */class to{constructor(t,e){this.parent=t,this.offset=e}get nodeAfter(){return this.parent.is("text")?null:this.parent.getChild(this.offset)||null}get nodeBefore(){return this.parent.is("text")?null:this.parent.getChild(this.offset-1)||null}get isAtStart(){return 0===this.offset}get isAtEnd(){const t=this.parent.is("text")?this.parent.data.length:this.parent.childCount;return this.offset===t}get root(){return this.parent.root}get editableElement(){let t=this.parent;for(;!(t instanceof Zi);){if(!t.parent)return null;t=t.parent}return t}getShiftedBy(t){const e=to._createAt(this),n=e.offset+t;return e.offset=n<0?0:n,e}getLastMatchingPosition(t,e={}){e.startPosition=this;const n=new Xi(e);return n.skip(t),n.position}getAncestors(){return this.parent.is("documentFragment")?[this.parent]:this.parent.getAncestors({includeSelf:!0})}getCommonAncestor(t){const e=this.getAncestors(),n=t.getAncestors();let i=0;for(;e[i]==n[i]&&e[i];)i++;return 0===i?null:e[i-1]}is(t){return"position"==t||"view:position"==t}isEqual(t){return this.parent==t.parent&&this.offset==t.offset}isBefore(t){return"before"==this.compareWith(t)}isAfter(t){return"after"==this.compareWith(t)}compareWith(t){if(this.root!==t.root)return"different";if(this.isEqual(t))return"same";const e=this.parent.is("node")?this.parent.getPath():[],n=t.parent.is("node")?t.parent.getPath():[];e.push(this.offset),n.push(t.offset);const i=ui(e,n);switch(i){case"prefix":return"before";case"extension":return"after";default:return e[i]0&&(yield"class"),this._styles.isEmpty||(yield"style"),yield*this._attrs.keys()}*getAttributes(){yield*this._attrs.entries(),this._classes.size>0&&(yield["class",this.getAttribute("class")]),this._styles.isEmpty||(yield["style",this.getAttribute("style")])}getAttribute(t){if("class"==t)return this._classes.size>0?[...this._classes].join(" "):void 0;if("style"==t){const t=this._styles.toString();return""==t?void 0:t}return this._attrs.get(t)}hasAttribute(t){return"class"==t?this._classes.size>0:"style"==t?!this._styles.isEmpty:this._attrs.has(t)}isSimilar(t){if(!(t instanceof Ni))return!1;if(this===t)return!0;if(this.name!=t.name)return!1;if(this._attrs.size!==t._attrs.size||this._classes.size!==t._classes.size||this._styles.size!==t._styles.size)return!1;for(const[e,n]of this._attrs)if(!t._attrs.has(e)||t._attrs.get(e)!==n)return!1;for(const e of this._classes)if(!t._classes.has(e))return!1;for(const e of this._styles.getStyleNames())if(!t._styles.has(e)||t._styles.getAsString(e)!==this._styles.getAsString(e))return!1;return!0}hasClass(...t){for(const e of t)if(!this._classes.has(e))return!1;return!0}getClassNames(){return this._classes.keys()}getStyle(t){return this._styles.getAsString(t)}getNormalizedStyle(t){return this._styles.getNormalized(t)}getStyleNames(){return this._styles.getStyleNames()}hasStyle(...t){for(const e of t)if(!this._styles.has(e))return!1;return!0}findAncestor(...t){const e=new Bn(...t);let n=this.parent;for(;n;){if(e.match(n))return n;n=n.parent}return null}getCustomProperty(t){return this._customProperties.get(t)}*getCustomProperties(){yield*this._customProperties.entries()}getIdentity(){const t=Array.from(this._classes).sort().join(","),e=this._styles.toString(),n=Array.from(this._attrs).map(t=>`${t[0]}="${t[1]}"`).sort().join(" ");return this.name+(""==t?"":` class="${t}"`)+(e?` style="${e}"`:"")+(""==n?"":` ${n}`)}_clone(t=!1){const e=[];if(t)for(const n of this.getChildren())e.push(n._clone(t));const n=new this.constructor(this.name,this._attrs,e);return n._classes=new Set(this._classes),n._styles.set(this._styles.getNormalized()),n._customProperties=new Map(this._customProperties),n.getFillerOffset=this.getFillerOffset,n}_appendChild(t){return this._insertChild(this.childCount,t)}_insertChild(t,e){this._fireChange("children",this);let n=0;const i=function(t){if("string"==typeof t)return[new Nn(t)];Fn(t)||(t=[t]);return Array.from(t).map(t=>"string"==typeof t?new Nn(t):t instanceof Dn?new Nn(t.data):t)} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */class eo{constructor(t,e=null){this.start=t.clone(),this.end=e?e.clone():t.clone()}*[Symbol.iterator](){yield*new Xi({boundaries:this,ignoreElementEnd:!0})}get isCollapsed(){return this.start.isEqual(this.end)}get isFlat(){return this.start.parent===this.end.parent}get root(){return this.start.root}getEnlarged(){let t=this.start.getLastMatchingPosition(no,{direction:"backward"}),e=this.end.getLastMatchingPosition(no);return t.parent.is("text")&&t.isAtStart&&(t=to._createBefore(t.parent)),e.parent.is("text")&&e.isAtEnd&&(e=to._createAfter(e.parent)),new eo(t,e)}getTrimmed(){let t=this.start.getLastMatchingPosition(no);if(t.isAfter(this.end)||t.isEqual(this.end))return new eo(t,t);let e=this.end.getLastMatchingPosition(no,{direction:"backward"});const n=t.nodeAfter,i=e.nodeBefore;return n&&n.is("text")&&(t=new to(n,0)),i&&i.is("text")&&(e=new to(i,i.data.length)),new eo(t,e)}isEqual(t){return this==t||this.start.isEqual(t.start)&&this.end.isEqual(t.end)}containsPosition(t){return t.isAfter(this.start)&&t.isBefore(this.end)}containsRange(t,e=!1){t.isCollapsed&&(e=!1);const n=this.containsPosition(t.start)||e&&this.start.isEqual(t.start),i=this.containsPosition(t.end)||e&&this.end.isEqual(t.end);return n&&i}getDifference(t){const e=[];return this.isIntersecting(t)?(this.containsPosition(t.start)&&e.push(new eo(this.start,t.start)),this.containsPosition(t.end)&&e.push(new eo(t.end,this.end))):e.push(this.clone()),e}getIntersection(t){if(this.isIntersecting(t)){let e=this.start,n=this.end;return this.containsPosition(t.start)&&(e=t.start),this.containsPosition(t.end)&&(n=t.end),new eo(e,n)}return null}getWalker(t={}){return t.boundaries=this,new Xi(t)}getCommonAncestor(){return this.start.getCommonAncestor(this.end)}clone(){return new eo(this.start,this.end)}*getItems(t={}){t.boundaries=this,t.ignoreElementEnd=!0;const e=new Xi(t);for(const t of e)yield t.item}*getPositions(t={}){t.boundaries=this;const e=new Xi(t);yield e.position;for(const t of e)yield t.nextPosition}is(t){return"range"==t||"view:range"==t}isIntersecting(t){return this.start.isBefore(t.end)&&this.end.isAfter(t.start)}static _createFromParentsAndOffsets(t,e,n,i){return new this(new to(t,e),new to(n,i))}static _createFromPositionAndShift(t,e){const n=t,i=t.getShiftedBy(e);return e>0?new this(n,i):new this(i,n)}static _createIn(t){return this._createFromParentsAndOffsets(t,0,t,t.childCount)}static _createOn(t){const e=t.is("textProxy")?t.offsetSize:1;return this._createFromPositionAndShift(to._createBefore(t),e)}}function no(t){return!(!t.item.is("attributeElement")&&!t.item.is("uiElement"))} + */(e);for(const e of i)null!==e.parent&&e._remove(),e.parent=this,this._children.splice(t,0,e),t++,n++;return n}_removeChildren(t,e=1){this._fireChange("children",this);for(let n=t;n0&&(this._classes.clear(),!0):"style"==t?!this._styles.isEmpty&&(this._styles.clear(),!0):this._attrs.delete(t)}_addClass(t){this._fireChange("attributes",this),(t=Array.isArray(t)?t:[t]).forEach(t=>this._classes.add(t))}_removeClass(t){this._fireChange("attributes",this),(t=Array.isArray(t)?t:[t]).forEach(t=>this._classes.delete(t))}_setStyle(t,e){this._fireChange("attributes",this),this._styles.set(t,e)}_removeStyle(t){this._fireChange("attributes",this),(t=Array.isArray(t)?t:[t]).forEach(t=>this._styles.remove(t))}_setCustomProperty(t,e){this._customProperties.set(t,e)}_removeCustomProperty(t){return this._customProperties.delete(t)}}function Di(t,e){const n=e.split(/\s+/);t.clear(),n.forEach(e=>t.add(e))}class Fi extends Ni{constructor(t,e,n){super(t,e,n),this.getFillerOffset=Vi}is(t,e=null){const n=t&&t.replace(/^view:/,"");return e?"containerElement"==n&&e==this.name||super.is(t,e):"containerElement"==n||super.is(t)}}function Vi(){const t=[...this.getChildren()],e=t[this.childCount-1];if(e&&e.is("element","br"))return this.childCount;for(const e of t)if(!e.is("uiElement"))return null;return this.childCount}var Bi=Pi((function(t,e){St(e,se(e),t)})); /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */function io(t){let e=0;for(const n of t)e++;return e} + */ +const Li=Symbol("observableProperties"),zi=Symbol("boundObservables"),ji=Symbol("boundProperties"),qi={set(t,e){if(B(t))return void Object.keys(t).forEach(e=>{this.set(e,t[e])},this);Ui(this);const n=this[Li];if(t in this&&!n.has(t))throw new fn.b("observable-set-cannot-override: Cannot override an existing property.",this);Object.defineProperty(this,t,{enumerable:!0,configurable:!0,get:()=>n.get(t),set(e){const i=n.get(t);let o=this.fire("set:"+t,t,e,i);void 0===o&&(o=e),i===o&&n.has(t)||(n.set(t,o),this.fire("change:"+t,t,o,i))}}),this[t]=e},bind(...t){if(!t.length||!Gi(t))throw new fn.b("observable-bind-wrong-properties: All properties must be strings.",this);if(new Set(t).size!==t.length)throw new fn.b("observable-bind-duplicate-properties: Properties must be unique.",this);Ui(this);const e=this[ji];t.forEach(t=>{if(e.has(t))throw new fn.b("observable-bind-rebind: Cannot bind the same property more than once.",this)});const n=new Map;return t.forEach(t=>{const i={property:t,to:[]};e.set(t,i),n.set(t,i)}),{to:$i,toMany:Wi,_observable:this,_bindProperties:t,_to:[],_bindings:n}},unbind(...t){if(!(Li in this))return;const e=this[ji],n=this[zi];if(t.length){if(!Gi(t))throw new fn.b("observable-unbind-wrong-properties: Properties must be strings.",this);t.forEach(t=>{const i=e.get(t);if(!i)return;let o,r,s,a;i.to.forEach(t=>{o=t[0],r=t[1],s=n.get(o),a=s[r],a.delete(i),a.size||delete s[r],Object.keys(s).length||(n.delete(o),this.stopListening(o,"change"))}),e.delete(t)})}else n.forEach((t,e)=>{this.stopListening(e,"change")}),n.clear(),e.clear()},decorate(t){const e=this[t];if(!e)throw new fn.b("observablemixin-cannot-decorate-undefined: Cannot decorate an undefined method.",this,{object:this,methodName:t});this.on(t,(t,n)=>{t.return=e.apply(this,n)}),this[t]=function(...e){return this.fire(t,e)}}};Bi(qi,gn);var Hi=qi;function Ui(t){Li in t||(Object.defineProperty(t,Li,{value:new Map}),Object.defineProperty(t,zi,{value:new Map}),Object.defineProperty(t,ji,{value:new Map}))}function $i(...t){const e=function(...t){if(!t.length)throw new fn.b("observable-bind-to-parse-error: Invalid argument syntax in `to()`.",null);const e={to:[]};let n;"function"==typeof t[t.length-1]&&(e.callback=t.pop());return t.forEach(t=>{if("string"==typeof t)n.properties.push(t);else{if("object"!=typeof t)throw new fn.b("observable-bind-to-parse-error: Invalid argument syntax in `to()`.",null);n={observable:t,properties:[]},e.to.push(n)}}),e}(...t),n=Array.from(this._bindings.keys()),i=n.length;if(!e.callback&&e.to.length>1)throw new fn.b("observable-bind-to-no-callback: Binding multiple observables only possible with callback.",this);if(i>1&&e.callback)throw new fn.b("observable-bind-to-extra-callback: Cannot bind multiple properties and use a callback in one binding.",this);var o; /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */class oo{constructor(t=null,e,n){this._ranges=[],this._lastRangeBackward=!1,this._isFake=!1,this._fakeSelectionLabel="",this.setTo(t,e,n)}get isFake(){return this._isFake}get fakeSelectionLabel(){return this._fakeSelectionLabel}get anchor(){if(!this._ranges.length)return null;const t=this._ranges[this._ranges.length-1];return(this._lastRangeBackward?t.end:t.start).clone()}get focus(){if(!this._ranges.length)return null;const t=this._ranges[this._ranges.length-1];return(this._lastRangeBackward?t.start:t.end).clone()}get isCollapsed(){return 1===this.rangeCount&&this._ranges[0].isCollapsed}get rangeCount(){return this._ranges.length}get isBackward(){return!this.isCollapsed&&this._lastRangeBackward}get editableElement(){return this.anchor?this.anchor.editableElement:null}*getRanges(){for(const t of this._ranges)yield t.clone()}getFirstRange(){let t=null;for(const e of this._ranges)t&&!e.start.isBefore(t.start)||(t=e);return t?t.clone():null}getLastRange(){let t=null;for(const e of this._ranges)t&&!e.end.isAfter(t.end)||(t=e);return t?t.clone():null}getFirstPosition(){const t=this.getFirstRange();return t?t.start.clone():null}getLastPosition(){const t=this.getLastRange();return t?t.end.clone():null}isEqual(t){if(this.isFake!=t.isFake)return!1;if(this.isFake&&this.fakeSelectionLabel!=t.fakeSelectionLabel)return!1;if(this.rangeCount!=t.rangeCount)return!1;if(0===this.rangeCount)return!0;if(!this.anchor.isEqual(t.anchor)||!this.focus.isEqual(t.focus))return!1;for(const e of this._ranges){let n=!1;for(const i of t._ranges)if(e.isEqual(i)){n=!0;break}if(!n)return!1}return!0}isSimilar(t){if(this.isBackward!=t.isBackward)return!1;const e=io(this.getRanges());if(e!=io(t.getRanges()))return!1;if(0==e)return!0;for(let e of this.getRanges()){e=e.getTrimmed();let n=!1;for(let i of t.getRanges())if(i=i.getTrimmed(),e.start.isEqual(i.start)&&e.end.isEqual(i.end)){n=!0;break}if(!n)return!1}return!0}getSelectedElement(){if(1!==this.rangeCount)return null;const t=this.getFirstRange();let e=t.start.nodeAfter,n=t.end.nodeBefore;return t.start.parent.is("text")&&t.start.isAtEnd&&t.start.parent.nextSibling&&(e=t.start.parent.nextSibling),t.end.parent.is("text")&&t.end.isAtStart&&t.end.parent.previousSibling&&(n=t.end.parent.previousSibling),e instanceof vi&&e==n?e:null}setTo(t,e,n){if(null===t)this._setRanges([]),this._setFakeOptions(e);else if(t instanceof oo||t instanceof ro)this._setRanges(t.getRanges(),t.isBackward),this._setFakeOptions({fake:t.isFake,label:t.fakeSelectionLabel});else if(t instanceof eo)this._setRanges([t],e&&e.backward),this._setFakeOptions(e);else if(t instanceof to)this._setRanges([new eo(t)]),this._setFakeOptions(e);else if(t instanceof pi){const i=!!n&&!!n.backward;let o;if(void 0===e)throw new Zn.b("view-selection-setTo-required-second-parameter: selection.setTo requires the second parameter when the first parameter is a node.",this);o="in"==e?eo._createIn(t):"on"==e?eo._createOn(t):new eo(to._createAt(t,e)),this._setRanges([o],i),this._setFakeOptions(n)}else{if(!wi(t))throw new Zn.b("view-selection-setTo-not-selectable: Cannot set selection to given place.",this);this._setRanges(t,e&&e.backward),this._setFakeOptions(e)}this.fire("change")}setFocus(t,e){if(null===this.anchor)throw new Zn.b("view-selection-setFocus-no-ranges: Cannot set selection focus if there are no ranges in selection.",this);const n=to._createAt(t,e);if("same"==n.compareWith(this.focus))return;const i=this.anchor;this._ranges.pop(),"before"==n.compareWith(i)?this._addRange(new eo(n,i),!0):this._addRange(new eo(i,n)),this.fire("change")}is(t){return"selection"==t||"view:selection"==t}_setRanges(t,e=!1){t=Array.from(t),this._ranges=[];for(const e of t)this._addRange(e);this._lastRangeBackward=!!e}_setFakeOptions(t={}){this._isFake=!!t.fake,this._fakeSelectionLabel=t.fake&&t.label||""}_addRange(t,e=!1){if(!(t instanceof eo))throw new Zn.b("view-selection-add-range-not-range: Selection range set to an object that is not an instance of view.Range",this);this._pushRange(t),this._lastRangeBackward=!!e}_pushRange(t){for(const e of this._ranges)if(t.isIntersecting(e))throw new Zn.b("view-selection-range-intersects: Trying to add a range that intersects with another range from selection.",this,{addedRange:t,intersectingRange:e});this._ranges.push(new eo(t.start,t.end))}}di(oo,ii); + */e.to.forEach(t=>{if(t.properties.length&&t.properties.length!==i)throw new fn.b("observable-bind-to-properties-length: The number of properties must match.",this);t.properties.length||(t.properties=this._bindProperties)}),this._to=e.to,e.callback&&(this._bindings.get(n[0]).callback=e.callback),o=this._observable,this._to.forEach(t=>{const e=o[zi];let n;e.get(t.observable)||o.listenTo(t.observable,"change",(i,r)=>{n=e.get(t.observable)[r],n&&n.forEach(t=>{Ki(o,t.property)})})}),function(t){let e;t._bindings.forEach((n,i)=>{t._to.forEach(o=>{e=o.properties[n.callback?0:t._bindProperties.indexOf(i)],n.to.push([o.observable,e]),function(t,e,n,i){const o=t[zi],r=o.get(n),s=r||{};s[i]||(s[i]=new Set);s[i].add(e),r||o.set(n,s)}(t._observable,n,o.observable,e)})})}(this),this._bindProperties.forEach(t=>{Ki(this._observable,t)})}function Wi(t,e,n){if(this._bindings.size>1)throw new fn.b("observable-bind-to-many-not-one-binding: Cannot bind multiple properties with toMany().",this);this.to(...function(t,e){const n=t.map(t=>[t,e]);return Array.prototype.concat.apply([],n)}(t,e),n)}function Gi(t){return t.every(t=>"string"==typeof t)}function Ki(t,e){const n=t[ji].get(e);let i;n.callback?i=n.callback.apply(t,n.to.map(t=>t[0][t[1]])):(i=n.to[0],i=i[0][i[1]]),t.hasOwnProperty(e)?t[e]=i:t.set(e,i)}const Ji=Symbol("document");class Zi extends Fi{constructor(t,e,n){super(t,e,n),this.set("isReadOnly",!1),this.set("isFocused",!1)}is(t,e=null){const n=t&&t.replace(/^view:/,"");return e?"editableElement"==n&&e==this.name||super.is(t,e):"editableElement"==n||super.is(t)}destroy(){this.stopListening()}get document(){return this.getCustomProperty(Ji)}set _document(t){if(this.getCustomProperty(Ji))throw new fn.b("view-editableelement-document-already-set: View document is already set.",this);this._setCustomProperty(Ji,t),this.bind("isReadOnly").to(t),this.bind("isFocused").to(t,"isFocused",e=>e&&t.selection.editableElement==this),this.listenTo(t.selection,"change",()=>{this.isFocused=t.isFocused&&t.selection.editableElement==this})}}xn(Zi,Hi); /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license */ -class ro{constructor(t=null,e,n){this._selection=new oo,this._selection.delegate("change").to(this),this._selection.setTo(t,e,n)}get isFake(){return this._selection.isFake}get fakeSelectionLabel(){return this._selection.fakeSelectionLabel}get anchor(){return this._selection.anchor}get focus(){return this._selection.focus}get isCollapsed(){return this._selection.isCollapsed}get rangeCount(){return this._selection.rangeCount}get isBackward(){return this._selection.isBackward}get editableElement(){return this._selection.editableElement}get _ranges(){return this._selection._ranges}*getRanges(){yield*this._selection.getRanges()}getFirstRange(){return this._selection.getFirstRange()}getLastRange(){return this._selection.getLastRange()}getFirstPosition(){return this._selection.getFirstPosition()}getLastPosition(){return this._selection.getLastPosition()}getSelectedElement(){return this._selection.getSelectedElement()}isEqual(t){return this._selection.isEqual(t)}isSimilar(t){return this._selection.isSimilar(t)}is(t){return"selection"==t||"documentSelection"==t||"view:selection"==t||"view:documentSelection"==t}_setTo(t,e,n){this._selection.setTo(t,e,n)}_setFocus(t,e){this._selection.setFocus(t,e)}}di(ro,ii); +const Qi=Symbol("rootName");class Yi extends Zi{constructor(t){super(t),this.rootName="main"}is(t,e=null){const n=t.replace(/^view:/,"");return e?"rootElement"==n&&e==this.name||super.is(t,e):"rootElement"==n||super.is(t)}get rootName(){return this.getCustomProperty(Qi)}set rootName(t){this._setCustomProperty(Qi,t)}set _name(t){this.name=t}} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */ -class so{constructor(t={}){this._items=[],this._itemMap=new Map,this._idProperty=t.idProperty||"id",this._bindToExternalToInternalMap=new WeakMap,this._bindToInternalToExternalMap=new WeakMap,this._skippedIndexesFromExternal=[]}get length(){return this._items.length}get first(){return this._items[0]||null}get last(){return this._items[this.length-1]||null}add(t,e){let n;const i=this._idProperty;if(i in t){if("string"!=typeof(n=t[i]))throw new Zn.b("collection-add-invalid-id",this);if(this.get(n))throw new Zn.b("collection-add-item-already-exists",this)}else t[i]=n=Xn();if(void 0===e)e=this._items.length;else if(e>this._items.length||e<0)throw new Zn.b("collection-add-item-invalid-index",this);return this._items.splice(e,0,t),this._itemMap.set(n,t),this.fire("add",t,e),this}get(t){let e;if("string"==typeof t)e=this._itemMap.get(t);else{if("number"!=typeof t)throw new Zn.b("collection-get-invalid-arg: Index or id must be given.",this);e=this._items[t]}return e||null}has(t){if("string"==typeof t)return this._itemMap.has(t);{const e=t[this._idProperty];return this._itemMap.has(e)}}getIndex(t){let e;return e="string"==typeof t?this._itemMap.get(t):t,this._items.indexOf(e)}remove(t){let e,n,i,o=!1;const r=this._idProperty;if("string"==typeof t?(n=t,o=!(i=this._itemMap.get(n)),i&&(e=this._items.indexOf(i))):"number"==typeof t?(e=t,o=!(i=this._items[e]),i&&(n=i[r])):(n=(i=t)[r],o=-1==(e=this._items.indexOf(i))||!this._itemMap.get(n)),o)throw new Zn.b("collection-remove-404: Item not found.",this);this._items.splice(e,1),this._itemMap.delete(n);const s=this._bindToInternalToExternalMap.get(i);return this._bindToInternalToExternalMap.delete(i),this._bindToExternalToInternalMap.delete(s),this.fire("remove",i,e),i}map(t,e){return this._items.map(t,e)}find(t,e){return this._items.find(t,e)}filter(t,e){return this._items.filter(t,e)}clear(){for(this._bindToCollection&&(this.stopListening(this._bindToCollection),this._bindToCollection=null);this.length;)this.remove(0)}bindTo(t){if(this._bindToCollection)throw new Zn.b("collection-bind-to-rebind: The collection cannot be bound more than once.",this);return this._bindToCollection=t,{as:t=>{this._setUpBindToBinding(e=>new t(e))},using:t=>{"function"==typeof t?this._setUpBindToBinding(e=>t(e)):this._setUpBindToBinding(e=>e[t])}}}_setUpBindToBinding(t){const e=this._bindToCollection,n=(n,i,o)=>{const r=e._bindToCollection==this,s=e._bindToInternalToExternalMap.get(i);if(r&&s)this._bindToExternalToInternalMap.set(i,s),this._bindToInternalToExternalMap.set(s,i);else{const n=t(i);if(!n)return void this._skippedIndexesFromExternal.push(o);let r=o;for(const t of this._skippedIndexesFromExternal)o>t&&r--;for(const t of e._skippedIndexesFromExternal)r>=t&&r++;this._bindToExternalToInternalMap.set(i,n),this._bindToInternalToExternalMap.set(n,i),this.add(n,r);for(let t=0;t{const i=this._bindToExternalToInternalMap.get(e);i&&this.remove(i),this._skippedIndexesFromExternal=this._skippedIndexesFromExternal.reduce((t,e)=>(ne&&t.push(e),t),[])})}[Symbol.iterator](){return this._items[Symbol.iterator]()}}di(so,ii); + */class Xi{constructor(t={}){if(!t.boundaries&&!t.startPosition)throw new fn.b("view-tree-walker-no-start-position: Neither boundaries nor starting position have been defined.",null);if(t.direction&&"forward"!=t.direction&&"backward"!=t.direction)throw new fn.b("view-tree-walker-unknown-direction: Only `backward` and `forward` direction allowed.",t.startPosition,{direction:t.direction});this.boundaries=t.boundaries||null,t.startPosition?this.position=to._createAt(t.startPosition):this.position=to._createAt(t.boundaries["backward"==t.direction?"end":"start"]),this.direction=t.direction||"forward",this.singleCharacters=!!t.singleCharacters,this.shallow=!!t.shallow,this.ignoreElementEnd=!!t.ignoreElementEnd,this._boundaryStartParent=this.boundaries?this.boundaries.start.parent:null,this._boundaryEndParent=this.boundaries?this.boundaries.end.parent:null}[Symbol.iterator](){return this}skip(t){let e,n,i;do{i=this.position,({done:e,value:n}=this.next())}while(!e&&t(n));e||(this.position=i)}next(){return"forward"==this.direction?this._next():this._previous()}_next(){let t=this.position.clone();const e=this.position,n=t.parent;if(null===n.parent&&t.offset===n.childCount)return{done:!0};if(n===this._boundaryEndParent&&t.offset==this.boundaries.end.offset)return{done:!0};let i;if(n instanceof Nn){if(t.isAtEnd)return this.position=to._createAfter(n),this._next();i=n.data[t.offset]}else i=n.getChild(t.offset);if(i instanceof Ni)return this.shallow?t.offset++:t=new to(i,0),this.position=t,this._formatReturnValue("elementStart",i,e,t,1);if(i instanceof Nn){if(this.singleCharacters)return t=new to(i,0),this.position=t,this._next();{let n,o=i.data.length;return i==this._boundaryEndParent?(o=this.boundaries.end.offset,n=new Dn(i,0,o),t=to._createAfter(n)):(n=new Dn(i,0,i.data.length),t.offset++),this.position=t,this._formatReturnValue("text",n,e,t,o)}}if("string"==typeof i){let i;if(this.singleCharacters)i=1;else{i=(n===this._boundaryEndParent?this.boundaries.end.offset:n.data.length)-t.offset}const o=new Dn(n,t.offset,i);return t.offset+=i,this.position=t,this._formatReturnValue("text",o,e,t,i)}return t=to._createAfter(n),this.position=t,this.ignoreElementEnd?this._next():this._formatReturnValue("elementEnd",n,e,t)}_previous(){let t=this.position.clone();const e=this.position,n=t.parent;if(null===n.parent&&0===t.offset)return{done:!0};if(n==this._boundaryStartParent&&t.offset==this.boundaries.start.offset)return{done:!0};let i;if(n instanceof Nn){if(t.isAtStart)return this.position=to._createBefore(n),this._previous();i=n.data[t.offset-1]}else i=n.getChild(t.offset-1);if(i instanceof Ni)return this.shallow?(t.offset--,this.position=t,this._formatReturnValue("elementStart",i,e,t,1)):(t=new to(i,i.childCount),this.position=t,this.ignoreElementEnd?this._previous():this._formatReturnValue("elementEnd",i,e,t));if(i instanceof Nn){if(this.singleCharacters)return t=new to(i,i.data.length),this.position=t,this._previous();{let n,o=i.data.length;if(i==this._boundaryStartParent){const e=this.boundaries.start.offset;n=new Dn(i,e,i.data.length-e),o=n.data.length,t=to._createBefore(n)}else n=new Dn(i,0,i.data.length),t.offset--;return this.position=t,this._formatReturnValue("text",n,e,t,o)}}if("string"==typeof i){let i;if(this.singleCharacters)i=1;else{const e=n===this._boundaryStartParent?this.boundaries.start.offset:0;i=t.offset-e}t.offset-=i;const o=new Dn(n,t.offset,i);return this.position=t,this._formatReturnValue("text",o,e,t,i)}return t=to._createBefore(n),this.position=t,this._formatReturnValue("elementStart",n,e,t,1)}_formatReturnValue(t,e,n,i,o){return e instanceof Dn&&(e.offsetInText+e.data.length==e.textNode.data.length&&("forward"!=this.direction||this.boundaries&&this.boundaries.end.isEqual(this.position)?n=to._createAfter(e.textNode):(i=to._createAfter(e.textNode),this.position=i)),0===e.offsetInText&&("backward"!=this.direction||this.boundaries&&this.boundaries.start.isEqual(this.position)?n=to._createBefore(e.textNode):(i=to._createBefore(e.textNode),this.position=i))),{done:!1,value:{type:t,item:e,previousPosition:n,nextPosition:i,length:o}}}} +/** + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. + * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license + */class to{constructor(t,e){this.parent=t,this.offset=e}get nodeAfter(){return this.parent.is("text")?null:this.parent.getChild(this.offset)||null}get nodeBefore(){return this.parent.is("text")?null:this.parent.getChild(this.offset-1)||null}get isAtStart(){return 0===this.offset}get isAtEnd(){const t=this.parent.is("text")?this.parent.data.length:this.parent.childCount;return this.offset===t}get root(){return this.parent.root}get editableElement(){let t=this.parent;for(;!(t instanceof Zi);){if(!t.parent)return null;t=t.parent}return t}getShiftedBy(t){const e=to._createAt(this),n=e.offset+t;return e.offset=n<0?0:n,e}getLastMatchingPosition(t,e={}){e.startPosition=this;const n=new Xi(e);return n.skip(t),n.position}getAncestors(){return this.parent.is("documentFragment")?[this.parent]:this.parent.getAncestors({includeSelf:!0})}getCommonAncestor(t){const e=this.getAncestors(),n=t.getAncestors();let i=0;for(;e[i]==n[i]&&e[i];)i++;return 0===i?null:e[i-1]}is(t){return"position"==t||"view:position"==t}isEqual(t){return this.parent==t.parent&&this.offset==t.offset}isBefore(t){return"before"==this.compareWith(t)}isAfter(t){return"after"==this.compareWith(t)}compareWith(t){if(this.root!==t.root)return"different";if(this.isEqual(t))return"same";const e=this.parent.is("node")?this.parent.getPath():[],n=t.parent.is("node")?t.parent.getPath():[];e.push(this.offset),n.push(t.offset);const i=On(e,n);switch(i){case"prefix":return"before";case"extension":return"after";default:return e[i]0?new this(n,i):new this(i,n)}static _createIn(t){return this._createFromParentsAndOffsets(t,0,t,t.childCount)}static _createOn(t){const e=t.is("textProxy")?t.offsetSize:1;return this._createFromPositionAndShift(to._createBefore(t),e)}}function no(t){return!(!t.item.is("attributeElement")&&!t.item.is("uiElement"))} +/** + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. + * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license + */function io(t){let e=0;for(const n of t)e++;return e} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. + * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license + */class oo{constructor(t=null,e,n){this._ranges=[],this._lastRangeBackward=!1,this._isFake=!1,this._fakeSelectionLabel="",this.setTo(t,e,n)}get isFake(){return this._isFake}get fakeSelectionLabel(){return this._fakeSelectionLabel}get anchor(){if(!this._ranges.length)return null;const t=this._ranges[this._ranges.length-1];return(this._lastRangeBackward?t.end:t.start).clone()}get focus(){if(!this._ranges.length)return null;const t=this._ranges[this._ranges.length-1];return(this._lastRangeBackward?t.start:t.end).clone()}get isCollapsed(){return 1===this.rangeCount&&this._ranges[0].isCollapsed}get rangeCount(){return this._ranges.length}get isBackward(){return!this.isCollapsed&&this._lastRangeBackward}get editableElement(){return this.anchor?this.anchor.editableElement:null}*getRanges(){for(const t of this._ranges)yield t.clone()}getFirstRange(){let t=null;for(const e of this._ranges)t&&!e.start.isBefore(t.start)||(t=e);return t?t.clone():null}getLastRange(){let t=null;for(const e of this._ranges)t&&!e.end.isAfter(t.end)||(t=e);return t?t.clone():null}getFirstPosition(){const t=this.getFirstRange();return t?t.start.clone():null}getLastPosition(){const t=this.getLastRange();return t?t.end.clone():null}isEqual(t){if(this.isFake!=t.isFake)return!1;if(this.isFake&&this.fakeSelectionLabel!=t.fakeSelectionLabel)return!1;if(this.rangeCount!=t.rangeCount)return!1;if(0===this.rangeCount)return!0;if(!this.anchor.isEqual(t.anchor)||!this.focus.isEqual(t.focus))return!1;for(const e of this._ranges){let n=!1;for(const i of t._ranges)if(e.isEqual(i)){n=!0;break}if(!n)return!1}return!0}isSimilar(t){if(this.isBackward!=t.isBackward)return!1;const e=io(this.getRanges());if(e!=io(t.getRanges()))return!1;if(0==e)return!0;for(let e of this.getRanges()){e=e.getTrimmed();let n=!1;for(let i of t.getRanges())if(i=i.getTrimmed(),e.start.isEqual(i.start)&&e.end.isEqual(i.end)){n=!0;break}if(!n)return!1}return!0}getSelectedElement(){if(1!==this.rangeCount)return null;const t=this.getFirstRange();let e=t.start.nodeAfter,n=t.end.nodeBefore;return t.start.parent.is("text")&&t.start.isAtEnd&&t.start.parent.nextSibling&&(e=t.start.parent.nextSibling),t.end.parent.is("text")&&t.end.isAtStart&&t.end.parent.previousSibling&&(n=t.end.parent.previousSibling),e instanceof Ni&&e==n?e:null}setTo(t,e,n){if(null===t)this._setRanges([]),this._setFakeOptions(e);else if(t instanceof oo||t instanceof ro)this._setRanges(t.getRanges(),t.isBackward),this._setFakeOptions({fake:t.isFake,label:t.fakeSelectionLabel});else if(t instanceof eo)this._setRanges([t],e&&e.backward),this._setFakeOptions(e);else if(t instanceof to)this._setRanges([new eo(t)]),this._setFakeOptions(e);else if(t instanceof Mn){const i=!!n&&!!n.backward;let o;if(void 0===e)throw new fn.b("view-selection-setTo-required-second-parameter: selection.setTo requires the second parameter when the first parameter is a node.",this);o="in"==e?eo._createIn(t):"on"==e?eo._createOn(t):new eo(to._createAt(t,e)),this._setRanges([o],i),this._setFakeOptions(n)}else{if(!Fn(t))throw new fn.b("view-selection-setTo-not-selectable: Cannot set selection to given place.",this);this._setRanges(t,e&&e.backward),this._setFakeOptions(e)}this.fire("change")}setFocus(t,e){if(null===this.anchor)throw new fn.b("view-selection-setFocus-no-ranges: Cannot set selection focus if there are no ranges in selection.",this);const n=to._createAt(t,e);if("same"==n.compareWith(this.focus))return;const i=this.anchor;this._ranges.pop(),"before"==n.compareWith(i)?this._addRange(new eo(n,i),!0):this._addRange(new eo(i,n)),this.fire("change")}is(t){return"selection"==t||"view:selection"==t}_setRanges(t,e=!1){t=Array.from(t),this._ranges=[];for(const e of t)this._addRange(e);this._lastRangeBackward=!!e}_setFakeOptions(t={}){this._isFake=!!t.fake,this._fakeSelectionLabel=t.fake&&t.label||""}_addRange(t,e=!1){if(!(t instanceof eo))throw new fn.b("view-selection-add-range-not-range: Selection range set to an object that is not an instance of view.Range",this);this._pushRange(t),this._lastRangeBackward=!!e}_pushRange(t){for(const e of this._ranges)if(t.isIntersecting(e))throw new fn.b("view-selection-range-intersects: Trying to add a range that intersects with another range from selection.",this,{addedRange:t,intersectingRange:e});this._ranges.push(new eo(t.start,t.end))}}xn(oo,gn); +/** + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license */ -class ao{constructor(){this.selection=new ro,this.roots=new so({idProperty:"rootName"}),this.set("isReadOnly",!1),this.set("isFocused",!1),this.set("isComposing",!1),this._postFixers=new Set}getRoot(t="main"){return this.roots.get(t)}registerPostFixer(t){this._postFixers.add(t)}destroy(){this.roots.map(t=>t.destroy()),this.stopListening()}_callPostFixers(t){let e=!1;do{for(const n of this._postFixers)if(e=n(t))break}while(e)}}di(ao,Hi); +class ro{constructor(t=null,e,n){this._selection=new oo,this._selection.delegate("change").to(this),this._selection.setTo(t,e,n)}get isFake(){return this._selection.isFake}get fakeSelectionLabel(){return this._selection.fakeSelectionLabel}get anchor(){return this._selection.anchor}get focus(){return this._selection.focus}get isCollapsed(){return this._selection.isCollapsed}get rangeCount(){return this._selection.rangeCount}get isBackward(){return this._selection.isBackward}get editableElement(){return this._selection.editableElement}get _ranges(){return this._selection._ranges}*getRanges(){yield*this._selection.getRanges()}getFirstRange(){return this._selection.getFirstRange()}getLastRange(){return this._selection.getLastRange()}getFirstPosition(){return this._selection.getFirstPosition()}getLastPosition(){return this._selection.getLastPosition()}getSelectedElement(){return this._selection.getSelectedElement()}isEqual(t){return this._selection.isEqual(t)}isSimilar(t){return this._selection.isSimilar(t)}is(t){return"selection"==t||"documentSelection"==t||"view:selection"==t||"view:documentSelection"==t}_setTo(t,e,n){this._selection.setTo(t,e,n)}_setFocus(t,e){this._selection.setFocus(t,e)}}xn(ro,gn); /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license */ -const co=10;class lo extends vi{constructor(t,e,n){super(t,e,n),this.getFillerOffset=uo,this._priority=co,this._id=null,this._clonesGroup=null}get priority(){return this._priority}get id(){return this._id}getElementsWithSameId(){if(null===this.id)throw new Zn.b("attribute-element-get-elements-with-same-id-no-id: Cannot get elements with the same id for an attribute element without id.",this);return new Set(this._clonesGroup)}is(t,e=null){const n=t&&t.replace(/^view:/,"");return e?"attributeElement"==n&&e==this.name||super.is(t,e):"attributeElement"==n||super.is(t)}isSimilar(t){return null!==this.id||null!==t.id?this.id===t.id:super.isSimilar(t)&&this.priority==t.priority}_clone(t){const e=super._clone(t);return e._priority=this._priority,e._id=this._id,e}}function uo(){if(ho(this))return null;let t=this.parent;for(;t&&t.is("attributeElement");){if(ho(t)>1)return null;t=t.parent}return!t||ho(t)>1?null:this.childCount}function ho(t){return Array.from(t.getChildren()).filter(t=>!t.is("uiElement")).length} +class so{constructor(){this.selection=new ro,this.roots=new Cn({idProperty:"rootName"}),this.set("isReadOnly",!1),this.set("isFocused",!1),this.set("isComposing",!1),this._postFixers=new Set}getRoot(t="main"){return this.roots.get(t)}registerPostFixer(t){this._postFixers.add(t)}destroy(){this.roots.map(t=>t.destroy()),this.stopListening()}addStyleProcessorRules(t){t(Ri._styleProcessor)}_callPostFixers(t){let e=!1;do{for(const n of this._postFixers)if(e=n(t),e)break}while(e)}}xn(so,Hi);class ao extends Ni{constructor(t,e,n){super(t,e,n),this.getFillerOffset=co,this._priority=10,this._id=null,this._clonesGroup=null}get priority(){return this._priority}get id(){return this._id}getElementsWithSameId(){if(null===this.id)throw new fn.b("attribute-element-get-elements-with-same-id-no-id: Cannot get elements with the same id for an attribute element without id.",this);return new Set(this._clonesGroup)}is(t,e=null){const n=t&&t.replace(/^view:/,"");return e?"attributeElement"==n&&e==this.name||super.is(t,e):"attributeElement"==n||super.is(t)}isSimilar(t){return null!==this.id||null!==t.id?this.id===t.id:super.isSimilar(t)&&this.priority==t.priority}_clone(t){const e=super._clone(t);return e._priority=this._priority,e._id=this._id,e}}function co(){if(lo(this))return null;let t=this.parent;for(;t&&t.is("attributeElement");){if(lo(t)>1)return null;t=t.parent}return!t||lo(t)>1?null:this.childCount}function lo(t){return Array.from(t.getChildren()).filter(t=>!t.is("uiElement")).length} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */lo.DEFAULT_PRIORITY=co;class fo extends vi{constructor(t,e,n){super(t,e,n),this.getFillerOffset=po}is(t,e=null){const n=t.replace(/^view:/,"");return e?"emptyElement"==n&&e==this.name||super.is(t,e):"emptyElement"==n||super.is(t)}_insertChild(t,e){if(e&&(e instanceof pi||Array.from(e).length>0))throw new Zn.b("view-emptyelement-cannot-add: Cannot add child nodes to EmptyElement instance.",[this,e])}}function po(){return null} + */ao.DEFAULT_PRIORITY=10;class uo extends Ni{constructor(t,e,n){super(t,e,n),this.getFillerOffset=ho}is(t,e=null){const n=t.replace(/^view:/,"");return e?"emptyElement"==n&&e==this.name||super.is(t,e):"emptyElement"==n||super.is(t)}_insertChild(t,e){if(e&&(e instanceof Mn||Array.from(e).length>0))throw new fn.b("view-emptyelement-cannot-add: Cannot add child nodes to EmptyElement instance.",[this,e])}}function ho(){return null} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */const mo=navigator.userAgent.toLowerCase();var go={isMac:function(t){return t.indexOf("macintosh")>-1}(mo),isEdge:function(t){return!!t.match(/edge\/(\d+.?\d*)/)}(mo),isGecko:function(t){return!!t.match(/gecko\/\d+/)}(mo),isSafari:function(t){return t.indexOf(" applewebkit/")>-1&&-1===t.indexOf("chrome")}(mo),isAndroid:function(t){return t.indexOf("android")>-1}(mo),features:{isRegExpUnicodePropertySupported:function(){let t=!1;try{t=0==="ć".search(new RegExp("[\\p{L}]","u"))}catch(t){}return t} + */const fo=navigator.userAgent.toLowerCase();var po={isMac:function(t){return t.indexOf("macintosh")>-1}(fo),isEdge:function(t){return!!t.match(/edge\/(\d+.?\d*)/)}(fo),isGecko:function(t){return!!t.match(/gecko\/\d+/)}(fo),isSafari:function(t){return t.indexOf(" applewebkit/")>-1&&-1===t.indexOf("chrome")}(fo),isAndroid:function(t){return t.indexOf("android")>-1}(fo),features:{isRegExpUnicodePropertySupported:function(){let t=!1;try{t=0==="ć".search(new RegExp("[\\p{L}]","u"))}catch(t){}return t} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */()}};const bo={"⌘":"ctrl","⇧":"shift","⌥":"alt"},wo={ctrl:"⌘",shift:"⇧",alt:"⌥"},ko=function(){const t={arrowleft:37,arrowup:38,arrowright:39,arrowdown:40,backspace:8,delete:46,enter:13,space:32,esc:27,tab:9,ctrl:1114112,cmd:1114112,shift:2228224,alt:4456448};for(let e=65;e<=90;e++){const n=String.fromCharCode(e);t[n.toLowerCase()]=e}for(let e=48;e<=57;e++)t[e-48]=e;for(let e=112;e<=123;e++)t["f"+(e-111)]=e;return t}();function _o(t){let e;if("string"==typeof t){if(!(e=ko[t.toLowerCase()]))throw new Zn.b("keyboard-unknown-key: Unknown key name.",null,{key:t})}else e=t.keyCode+(t.altKey?ko.alt:0)+(t.ctrlKey?ko.ctrl:0)+(t.shiftKey?ko.shift:0);return e}function vo(t){return"string"==typeof t&&(t=yo(t)),t.map(t=>"string"==typeof t?_o(t):t).reduce((t,e)=>e+t,0)}function yo(t){return t.split(/\s*\+\s*/)} + */()}};const mo={"⌘":"ctrl","⇧":"shift","⌥":"alt"},go={ctrl:"⌘",shift:"⇧",alt:"⌥"},bo=function(){const t={arrowleft:37,arrowup:38,arrowright:39,arrowdown:40,backspace:8,delete:46,enter:13,space:32,esc:27,tab:9,ctrl:1114112,cmd:1114112,shift:2228224,alt:4456448};for(let e=65;e<=90;e++){const n=String.fromCharCode(e);t[n.toLowerCase()]=e}for(let e=48;e<=57;e++)t[e-48]=e;for(let e=112;e<=123;e++)t["f"+(e-111)]=e;return t}();function wo(t){let e;if("string"==typeof t){if(e=bo[t.toLowerCase()],!e)throw new fn.b("keyboard-unknown-key: Unknown key name.",null,{key:t})}else e=t.keyCode+(t.altKey?bo.alt:0)+(t.ctrlKey?bo.ctrl:0)+(t.shiftKey?bo.shift:0);return e}function _o(t){return"string"==typeof t&&(t=vo(t)),t.map(t=>"string"==typeof t?wo(t):t).reduce((t,e)=>e+t,0)}function ko(t){return po.isMac?vo(t).map(t=>go[t.toLowerCase()]||t).reduce((t,e)=>t.slice(-1)in mo?t+e:t+"+"+e):t}function vo(t){return t.split(/\s*\+\s*/)} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */class xo extends vi{constructor(t,e,n){super(t,e,n),this.getFillerOffset=Ao}is(t,e=null){const n=t.replace(/^view:/,"");return e?"uiElement"==n&&e==this.name||super.is(t,e):"uiElement"==n||super.is(t)}_insertChild(t,e){if(e&&(e instanceof pi||Array.from(e).length>0))throw new Zn.b("view-uielement-cannot-add: Cannot add child nodes to UIElement instance.",this)}render(t){return this.toDomElement(t)}toDomElement(t){const e=t.createElement(this.name);for(const t of this.getAttributeKeys())e.setAttribute(t,this.getAttribute(t));return e}}function Co(t){t.document.on("keydown",(e,n)=>(function(t,e,n){if(e.keyCode==ko.arrowright){const t=e.domTarget.ownerDocument.defaultView.getSelection(),i=1==t.rangeCount&&t.getRangeAt(0).collapsed;if(i||e.shiftKey){const e=t.focusNode,o=t.focusOffset,r=n.domPositionToView(e,o);if(null===r)return;let s=!1;const a=r.getLastMatchingPosition(t=>(t.item.is("uiElement")&&(s=!0),!(!t.item.is("uiElement")&&!t.item.is("attributeElement"))));if(s){const e=n.viewPositionToDom(a);i?t.collapse(e.parent,e.offset):t.extend(e.parent,e.offset)}}}} + */class yo extends Ni{constructor(t,e,n){super(t,e,n),this.getFillerOffset=Co}is(t,e=null){const n=t.replace(/^view:/,"");return e?"uiElement"==n&&e==this.name||super.is(t,e):"uiElement"==n||super.is(t)}_insertChild(t,e){if(e&&(e instanceof Mn||Array.from(e).length>0))throw new fn.b("view-uielement-cannot-add: Cannot add child nodes to UIElement instance.",this)}render(t){return this.toDomElement(t)}toDomElement(t){const e=t.createElement(this.name);for(const t of this.getAttributeKeys())e.setAttribute(t,this.getAttribute(t));return e}}function xo(t){t.document.on("keydown",(e,n)=>function(t,e,n){if(e.keyCode==bo.arrowright){const t=e.domTarget.ownerDocument.defaultView.getSelection(),i=1==t.rangeCount&&t.getRangeAt(0).collapsed;if(i||e.shiftKey){const e=t.focusNode,o=t.focusOffset,r=n.domPositionToView(e,o);if(null===r)return;let s=!1;const a=r.getLastMatchingPosition(t=>(t.item.is("uiElement")&&(s=!0),!(!t.item.is("uiElement")&&!t.item.is("attributeElement"))));if(s){const e=n.viewPositionToDom(a);i?t.collapse(e.parent,e.offset):t.extend(e.parent,e.offset)}}}} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */)(0,n,t.domConverter))}function Ao(){return null}class Po{constructor(t){this._children=[],t&&this._insertChild(0,t)}[Symbol.iterator](){return this._children[Symbol.iterator]()}get childCount(){return this._children.length}get isEmpty(){return 0===this.childCount}get root(){return this}get parent(){return null}is(t){return"documentFragment"==t||"view:documentFragment"==t}_appendChild(t){return this._insertChild(this.childCount,t)}getChild(t){return this._children[t]}getChildIndex(t){return this._children.indexOf(t)}getChildren(){return this._children[Symbol.iterator]()}_insertChild(t,e){this._fireChange("children",this);let n=0;const i=function(t){if("string"==typeof t)return[new mi(t)];wi(t)||(t=[t]);return Array.from(t).map(t=>"string"==typeof t?new mi(t):t instanceof gi?new mi(t.data):t)} + */(0,n,t.domConverter))}function Co(){return null}class Ao{constructor(t){this._children=[],t&&this._insertChild(0,t)}[Symbol.iterator](){return this._children[Symbol.iterator]()}get childCount(){return this._children.length}get isEmpty(){return 0===this.childCount}get root(){return this}get parent(){return null}is(t){return"documentFragment"==t||"view:documentFragment"==t}_appendChild(t){return this._insertChild(this.childCount,t)}getChild(t){return this._children[t]}getChildIndex(t){return this._children.indexOf(t)}getChildren(){return this._children[Symbol.iterator]()}_insertChild(t,e){this._fireChange("children",this);let n=0;const i=function(t){if("string"==typeof t)return[new Nn(t)];Fn(t)||(t=[t]);return Array.from(t).map(t=>"string"==typeof t?new Nn(t):t instanceof Dn?new Nn(t.data):t)} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */(e);for(const e of i)null!==e.parent&&e._remove(),e.parent=this,this._children.splice(t,0,e),t++,n++;return n}_removeChildren(t,e=1){this._fireChange("children",this);for(let n=t;ni instanceof t))throw new Zn.b("view-writer-insert-invalid-node",n);i.is("text")||t(i.getChildren(),n)}})(e=wi(e)?[...e]:[e],this.document);const n=Eo(t);if(!n)throw new Zn.b("view-writer-invalid-position-container",this.document);const i=this._breakAttributes(t,!0),o=n._insertChild(i.offset,e);for(const t of e)this._addToClonedElementsGroup(t);const r=i.getShiftedBy(o),s=this.mergeAttributes(i);if(0===o)return new eo(s,s);{s.isEqual(i)||r.offset--;const t=this.mergeAttributes(r);return new eo(s,t)}}remove(t){const e=t instanceof eo?t:eo._createOn(t);if(No(e,this.document),e.isCollapsed)return new Po;const{start:n,end:i}=this._breakAttributesRange(e,!0),o=n.parent,r=i.offset-n.offset,s=o._removeChildren(n.offset,r);for(const t of s)this._removeFromClonedElementsGroup(t);const a=this.mergeAttributes(n);return e.start=a,e.end=a.clone(),new Po(s)}clear(t,e){No(t,this.document);const n=t.getWalker({direction:"backward",ignoreElementEnd:!0});for(const i of n){const n=i.item;let o;if(n.is("element")&&e.isSimilar(n))o=eo._createOn(n);else if(!i.nextPosition.isAfter(t.start)&&n.is("textProxy")){const t=n.getAncestors().find(t=>t.is("element")&&e.isSimilar(t));t&&(o=eo._createIn(t))}o&&(o.end.isAfter(t.end)&&(o.end=t.end),o.start.isBefore(t.start)&&(o.start=t.start),this.remove(o))}}move(t,e){let n;if(e.isAfter(t.end)){const i=(e=this._breakAttributes(e,!0)).parent,o=i.childCount;t=this._breakAttributesRange(t,!0),n=this.remove(t),e.offset+=i.childCount-o}else n=this.remove(t);return this.insert(e,n)}wrap(t,e){if(!(e instanceof lo))throw new 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r=i.getShiftedBy(o),s=this.mergeAttributes(i);if(0===o)return new eo(s,s);{s.isEqual(i)||r.offset--;const t=this.mergeAttributes(r);return new eo(s,t)}}remove(t){const e=t instanceof eo?t:eo._createOn(t);if(No(e,this.document),e.isCollapsed)return new Ao;const{start:n,end:i}=this._breakAttributesRange(e,!0),o=n.parent,r=i.offset-n.offset,s=o._removeChildren(n.offset,r);for(const t of s)this._removeFromClonedElementsGroup(t);const a=this.mergeAttributes(n);return e.start=a,e.end=a.clone(),new Ao(s)}clear(t,e){No(t,this.document);const n=t.getWalker({direction:"backward",ignoreElementEnd:!0});for(const i of n){const n=i.item;let o;if(n.is("element")&&e.isSimilar(n))o=eo._createOn(n);else if(!i.nextPosition.isAfter(t.start)&&n.is("textProxy")){const t=n.getAncestors().find(t=>t.is("element")&&e.isSimilar(t));t&&(o=eo._createIn(t))}o&&(o.end.isAfter(t.end)&&(o.end=t.end),o.start.isBefore(t.start)&&(o.start=t.start),this.remove(o))}}move(t,e){let n;if(e.isAfter(t.end)){const i=(e=this._breakAttributes(e,!0)).parent,o=i.childCount;t=this._breakAttributesRange(t,!0),n=this.remove(t),e.offset+=i.childCount-o}else n=this.remove(t);return this.insert(e,n)}wrap(t,e){if(!(e instanceof ao))throw new fn.b("view-writer-wrap-invalid-attribute",this.document);if(No(t,this.document),t.isCollapsed){let i=t.start;i.parent.is("element")&&(n=i.parent,!Array.from(n.getChildren()).some(t=>!t.is("uiElement")))&&(i=i.getLastMatchingPosition(t=>t.item.is("uiElement"))),i=this._wrapPosition(i,e);const o=this.document.selection;return o.isCollapsed&&o.getFirstPosition().isEqual(t.start)&&this.setSelection(i),new eo(i)}return this._wrapRange(t,e);var n}unwrap(t,e){if(!(e instanceof ao))throw new fn.b("view-writer-unwrap-invalid-attribute",this.document);if(No(t,this.document),t.isCollapsed)return t;const{start:n,end:i}=this._breakAttributesRange(t,!0),o=n.parent,r=this._unwrapChildren(o,n.offset,i.offset,e),s=this.mergeAttributes(r.start);s.isEqual(r.start)||r.end.offset--;const a=this.mergeAttributes(r.end);return new eo(s,a)}rename(t,e){const n=new Fi(t,e.getAttributes());return this.insert(to._createAfter(e),n),this.move(eo._createIn(e),to._createAt(n,0)),this.remove(eo._createOn(e)),n}clearClonedElementsGroup(t){this._cloneGroups.delete(t)}createPositionAt(t,e){return to._createAt(t,e)}createPositionAfter(t){return to._createAfter(t)}createPositionBefore(t){return to._createBefore(t)}createRange(t,e){return new eo(t,e)}createRangeOn(t){return eo._createOn(t)}createRangeIn(t){return eo._createIn(t)}createSelection(t,e,n){return new oo(t,e,n)}_wrapChildren(t,e,n,i){let o=e;const r=[];for(;o!1,t.parent._insertChild(t.offset,n);const i=new eo(t,t.getShiftedBy(1));this.wrap(i,e);const o=new to(n.parent,n.index);n._remove();const r=o.nodeBefore,s=o.nodeAfter;return r instanceof Nn&&s instanceof Nn?Oo(r,s):So(o)}_wrapAttributeElement(t,e){if(!Do(t,e))return!1;if(t.name!==e.name||t.priority!==e.priority)return!1;for(const n of t.getAttributeKeys())if("class"!==n&&"style"!==n&&e.hasAttribute(n)&&e.getAttribute(n)!==t.getAttribute(n))return!1;for(const n of t.getStyleNames())if(e.hasStyle(n)&&e.getStyle(n)!==t.getStyle(n))return!1;for(const n of t.getAttributeKeys())"class"!==n&&"style"!==n&&(e.hasAttribute(n)||this.setAttribute(n,t.getAttribute(n),e));for(const n of t.getStyleNames())e.hasStyle(n)||this.setStyle(n,t.getStyle(n),e);for(const n of t.getClassNames())e.hasClass(n)||this.addClass(n,e);return!0}_unwrapAttributeElement(t,e){if(!Do(t,e))return!1;if(t.name!==e.name||t.priority!==e.priority)return!1;for(const n of t.getAttributeKeys())if("class"!==n&&"style"!==n&&(!e.hasAttribute(n)||e.getAttribute(n)!==t.getAttribute(n)))return!1;if(!e.hasClass(...t.getClassNames()))return!1;for(const n of t.getStyleNames())if(!e.hasStyle(n)||e.getStyle(n)!==t.getStyle(n))return!1;for(const n of t.getAttributeKeys())"class"!==n&&"style"!==n&&this.removeAttribute(n,e);return this.removeClass(Array.from(t.getClassNames()),e),this.removeStyle(Array.from(t.getStyleNames()),e),!0}_breakAttributesRange(t,e=!1){const n=t.start,i=t.end;if(No(t,this.document),t.isCollapsed){const n=this._breakAttributes(t.start,e);return new eo(n,n)}const o=this._breakAttributes(i,e),r=o.parent.childCount,s=this._breakAttributes(n,e);return o.offset+=o.parent.childCount-r,new eo(s,o)}_breakAttributes(t,e=!1){const n=t.offset,i=t.parent;if(t.parent.is("emptyElement"))throw new fn.b("view-writer-cannot-break-empty-element",this.document);if(t.parent.is("uiElement"))throw new fn.b("view-writer-cannot-break-ui-element",this.document);if(!e&&i.is("text")&&Mo(i.parent))return t.clone();if(Mo(i))return t.clone();if(i.is("text"))return this._breakAttributes(Ro(t),e);if(n==i.childCount){const t=new to(i.parent,i.index+1);return this._breakAttributes(t,e)}if(0===n){const t=new to(i.parent,i.index);return this._breakAttributes(t,e)}{const t=i.index+1,o=i._clone();i.parent._insertChild(t,o),this._addToClonedElementsGroup(o);const r=i.childCount-n,s=i._removeChildren(n,r);o._appendChild(s);const a=new to(i.parent,t);return this._breakAttributes(a,e)}}_addToClonedElementsGroup(t){if(!t.root.is("rootElement"))return;if(t.is("element"))for(const e of t.getChildren())this._addToClonedElementsGroup(e);const e=t.id;if(!e)return;let n=this._cloneGroups.get(e);n||(n=new Set,this._cloneGroups.set(e,n)),n.add(t),t._clonesGroup=n}_removeFromClonedElementsGroup(t){if(t.is("element"))for(const e of t.getChildren())this._removeFromClonedElementsGroup(e);const e=t.id;if(!e)return;const n=this._cloneGroups.get(e);n&&n.delete(t)}}function To(t){let e=t.parent;for(;!Mo(e);){if(!e)return;e=e.parent}return e}function Eo(t,e){return t.prioritye.priority)&&t.getIdentity()t.createTextNode(" "),Lo=t=>{const e=t.createElement("br");return e.dataset.ckeFiller=!0,e},zo=7,qo=(()=>{let t="";for(let e=0;et.createTextNode(" "),Bo=t=>{const e=t.createElement("br");return e.dataset.ckeFiller=!0,e},Lo=(()=>{let t="";for(let e=0;e<7;e++)t+="​";return t})();function zo(t){return Fo(t)&&t.data.substr(0,7)===Lo}function jo(t){return 7==t.data.length&&zo(t)}function qo(t){return zo(t)?t.data.slice(7):t.data}function Ho(t,e){if(e.keyCode==bo.arrowleft){const t=e.domTarget.ownerDocument.defaultView.getSelection();if(1==t.rangeCount&&t.getRangeAt(0).collapsed){const e=t.getRangeAt(0).startContainer,n=t.getRangeAt(0).startOffset;zo(e)&&n<=7&&t.collapse(e,0)}}} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */function Wo(t,e,n,i=!1){n=n||function(t,e){return t===e},Array.isArray(t)||(t=Array.from(t)),Array.isArray(e)||(e=Array.from(e));const o=function(t,e,n){const i=Go(t,e,n);if(-1===i)return{firstIndex:-1,lastIndexOld:-1,lastIndexNew:-1};const o=Ko(t,i),r=Ko(e,i),s=Go(o,r,n),a=t.length-s,c=e.length-s;return{firstIndex:i,lastIndexOld:a,lastIndexNew:c}}(t,e,n);return i?function(t,e){const{firstIndex:n,lastIndexOld:i,lastIndexNew:o}=t;if(-1===n)return Array(e).fill("equal");let r=[];n>0&&(r=r.concat(Array(n).fill("equal")));o-n>0&&(r=r.concat(Array(o-n).fill("insert")));i-n>0&&(r=r.concat(Array(i-n).fill("delete")));o0&&(r=r.concat(Array(n).fill("equal")));o-n>0&&(r=r.concat(Array(o-n).fill("insert")));i-n>0&&(r=r.concat(Array(i-n).fill("delete")));o0&&n.push({index:i,type:"insert",values:t.slice(i,r)});o-i>0&&n.push({index:i+(r-i),type:"delete",howMany:o-i});return n}(e,o)}function Go(t,e,n){for(let i=0;i200||o>200||i+o>300)return Jo.fastDiff(t,e,n,!0);let r,s;if(ol?-1:1;d[i+h]&&(d[i]=d[i+h].slice(0)),d[i]||(d[i]=[]),d[i].push(o>l?r:s);let f=Math.max(o,l),p=f-i;for(;pl;f--)u[f]=h(f);u[l]=h(l),p++}while(u[l]!==c);return d[l].slice(1)} + */(o,e.length):function(t,e){const n=[],{firstIndex:i,lastIndexOld:o,lastIndexNew:r}=e;r-i>0&&n.push({index:i,type:"insert",values:t.slice(i,r)});o-i>0&&n.push({index:i+(r-i),type:"delete",howMany:o-i});return n}(e,o)}function $o(t,e,n){for(let i=0;i200||o>200||i+o>300)return Go.fastDiff(t,e,n,!0);let r,s;if(ol?-1:1;d[i+h]&&(d[i]=d[i+h].slice(0)),d[i]||(d[i]=[]),d[i].push(o>l?r:s);let f=Math.max(o,l),p=f-i;for(;pl;f--)u[f]=h(f);u[l]=h(l),p++}while(u[l]!==c);return d[l].slice(1)} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license */ -function Zo(t,e,n){t.insertBefore(n,t.childNodes[e]||null)} +function Ko(t,e,n){t.insertBefore(n,t.childNodes[e]||null)} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */function Qo(t){const e=t.parentNode;e&&e.removeChild(t)} + */function Jo(t){const e=t.parentNode;e&&e.removeChild(t)} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */function Yo(t){if(t){if(t.defaultView)return t instanceof t.defaultView.Document;if(t.ownerDocument&&t.ownerDocument.defaultView)return t instanceof t.ownerDocument.defaultView.Node}return!1} + */function Zo(t){if(t){if(t.defaultView)return t instanceof t.defaultView.Document;if(t.ownerDocument&&t.ownerDocument.defaultView)return t instanceof t.ownerDocument.defaultView.Node}return!1} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */Jo.fastDiff=Wo;class Xo{constructor(t,e){this.domDocuments=new Set,this.domConverter=t,this.markedAttributes=new Set,this.markedChildren=new Set,this.markedTexts=new Set,this.selection=e,this.isFocused=!1,this._inlineFiller=null,this._fakeSelectionContainer=null}markToSync(t,e){if("text"===t)this.domConverter.mapViewToDom(e.parent)&&this.markedTexts.add(e);else{if(!this.domConverter.mapViewToDom(e))return;if("attributes"===t)this.markedAttributes.add(e);else{if("children"!==t)throw new Zn.b("view-renderer-unknown-type: Unknown type passed to Renderer.markToSync.",this);this.markedChildren.add(e)}}}render(){let t;for(const t of this.markedChildren)this._updateChildrenMappings(t);this._inlineFiller&&!this._isSelectionInInlineFiller()&&this._removeInlineFiller(),this._inlineFiller?t=this._getInlineFillerPosition():this._needsInlineFillerAtSelection()&&(t=this.selection.getFirstPosition(),this.markedChildren.add(t.parent));for(const t of this.markedAttributes)this._updateAttrs(t);for(const e of this.markedChildren)this._updateChildren(e,{inlineFillerPosition:t});for(const e of this.markedTexts)!this.markedChildren.has(e.parent)&&this.domConverter.mapViewToDom(e.parent)&&this._updateText(e,{inlineFillerPosition:t});if(t){const e=this.domConverter.viewPositionToDom(t),n=e.parent.ownerDocument;jo(e.parent)?this._inlineFiller=e.parent:this._inlineFiller=tr(n,e.parent,e.offset)}else this._inlineFiller=null;this._updateSelection(),this._updateFocus(),this.markedTexts.clear(),this.markedAttributes.clear(),this.markedChildren.clear()}_updateChildrenMappings(t){const e=this.domConverter.mapViewToDom(t);if(!e)return;const n=this.domConverter.mapViewToDom(t).childNodes,i=Array.from(this.domConverter.viewChildrenToDom(t,e.ownerDocument,{withChildren:!1})),o=this._diffNodeLists(n,i),r=this._findReplaceActions(o,n,i);if(-1!==r.indexOf("replace")){const e={equal:0,insert:0,delete:0};for(const o of r)if("replace"===o){const o=e.equal+e.insert,r=e.equal+e.delete,s=t.getChild(o);s&&!s.is("uiElement")&&this._updateElementMappings(s,n[r]),Qo(i[o]),e.equal++}else e[o]++}}_updateElementMappings(t,e){this.domConverter.unbindDomElement(e),this.domConverter.bindElements(e,t),this.markedChildren.add(t),this.markedAttributes.add(t)}_getInlineFillerPosition(){const t=this.selection.getFirstPosition();return t.parent.is("text")?to._createBefore(this.selection.getFirstPosition().parent):t}_isSelectionInInlineFiller(){if(1!=this.selection.rangeCount||!this.selection.isCollapsed)return!1;const t=this.selection.getFirstPosition(),e=this.domConverter.viewPositionToDom(t);return!!(e&&Fo(e.parent)&&jo(e.parent))}_removeInlineFiller(){const t=this._inlineFiller;if(!jo(t))throw new Zn.b("view-renderer-filler-was-lost: The inline filler node was lost.",this);Ho(t)?t.parentNode.removeChild(t):t.data=t.data.substr(zo),this._inlineFiller=null}_needsInlineFillerAtSelection(){if(1!=this.selection.rangeCount||!this.selection.isCollapsed)return!1;const t=this.selection.getFirstPosition(),e=t.parent,n=t.offset;if(!this.domConverter.mapViewToDom(e.root))return!1;if(!e.is("element"))return!1;if(!function(t){if("false"==t.getAttribute("contenteditable"))return!1;const e=t.findAncestor(t=>t.hasAttribute("contenteditable"));return!e||"true"==e.getAttribute("contenteditable")}(e))return!1;if(n===e.getFillerOffset())return!1;const i=t.nodeBefore,o=t.nodeAfter;return!(i instanceof mi||o instanceof mi)}_updateText(t,e){const n=this.domConverter.findCorrespondingDomText(t),i=this.domConverter.viewToDom(t,n.ownerDocument),o=n.data;let r=i.data;const s=e.inlineFillerPosition;if(s&&s.parent==t.parent&&s.offset==t.index&&(r=qo+r),o!=r){const t=Wo(o,r);for(const e of t)"insert"===e.type?n.insertData(e.index,e.values.join("")):n.deleteData(e.index,e.howMany)}}_updateAttrs(t){const e=this.domConverter.mapViewToDom(t);if(!e)return;const n=Array.from(e.attributes).map(t=>t.name),i=t.getAttributeKeys();for(const n of i)e.setAttribute(n,t.getAttribute(n));for(const i of n)t.hasAttribute(i)||e.removeAttribute(i)}_updateChildren(t,e){const n=this.domConverter.mapViewToDom(t);if(!n)return;const i=e.inlineFillerPosition,o=this.domConverter.mapViewToDom(t).childNodes,r=Array.from(this.domConverter.viewChildrenToDom(t,n.ownerDocument,{bind:!0,inlineFillerPosition:i}));i&&i.parent===t&&tr(n.ownerDocument,r,i.offset);const s=this._diffNodeLists(o,r);let a=0;const c=new Set;for(const t of s)"insert"===t?(Zo(n,a,r[a]),a++):"delete"===t?(c.add(o[a]),Qo(o[a])):(this._markDescendantTextToSync(this.domConverter.domToView(r[a])),a++);for(const t of c)t.parentNode||this.domConverter.unbindDomElement(t)}_diffNodeLists(t,e){return Jo(t=function(t,e){const n=Array.from(t);if(0==n.length||!e)return n;n[n.length-1]==e&&n.pop();return n}(t,this._fakeSelectionContainer),e,nr.bind(null,this.domConverter))}_findReplaceActions(t,e,n){if(-1===t.indexOf("insert")||-1===t.indexOf("delete"))return t;let i=[],o=[],r=[];const s={equal:0,insert:0,delete:0};for(const a of t)"insert"===a?r.push(n[s.equal+s.insert]):"delete"===a?o.push(e[s.equal+s.delete]):((i=i.concat(Jo(o,r,er).map(t=>"equal"===t?"replace":t))).push("equal"),o=[],r=[]),s[a]++;return i.concat(Jo(o,r,er).map(t=>"equal"===t?"replace":t))}_markDescendantTextToSync(t){if(t)if(t.is("text"))this.markedTexts.add(t);else if(t.is("element"))for(const e of t.getChildren())this._markDescendantTextToSync(e)}_updateSelection(){if(0===this.selection.rangeCount)return this._removeDomSelection(),void this._removeFakeSelection();const t=this.domConverter.mapViewToDom(this.selection.editableElement);this.isFocused&&t&&(this.selection.isFake?this._updateFakeSelection(t):(this._removeFakeSelection(),this._updateDomSelection(t)))}_updateFakeSelection(t){const e=t.ownerDocument;this._fakeSelectionContainer||(this._fakeSelectionContainer=function(t){const e=t.createElement("div");return Object.assign(e.style,{position:"fixed",top:0,left:"-9999px",width:"42px"}),e.textContent=" ",e} + */Go.fastDiff=Uo;class Qo{constructor(t,e){this.domDocuments=new Set,this.domConverter=t,this.markedAttributes=new Set,this.markedChildren=new Set,this.markedTexts=new Set,this.selection=e,this.isFocused=!1,this._inlineFiller=null,this._fakeSelectionContainer=null}markToSync(t,e){if("text"===t)this.domConverter.mapViewToDom(e.parent)&&this.markedTexts.add(e);else{if(!this.domConverter.mapViewToDom(e))return;if("attributes"===t)this.markedAttributes.add(e);else{if("children"!==t)throw new fn.b("view-renderer-unknown-type: Unknown type passed to Renderer.markToSync.",this);this.markedChildren.add(e)}}}render(){let t;for(const t of this.markedChildren)this._updateChildrenMappings(t);this._inlineFiller&&!this._isSelectionInInlineFiller()&&this._removeInlineFiller(),this._inlineFiller?t=this._getInlineFillerPosition():this._needsInlineFillerAtSelection()&&(t=this.selection.getFirstPosition(),this.markedChildren.add(t.parent));for(const t of this.markedAttributes)this._updateAttrs(t);for(const e of this.markedChildren)this._updateChildren(e,{inlineFillerPosition:t});for(const e of this.markedTexts)!this.markedChildren.has(e.parent)&&this.domConverter.mapViewToDom(e.parent)&&this._updateText(e,{inlineFillerPosition:t});if(t){const e=this.domConverter.viewPositionToDom(t),n=e.parent.ownerDocument;zo(e.parent)?this._inlineFiller=e.parent:this._inlineFiller=Yo(n,e.parent,e.offset)}else this._inlineFiller=null;this._updateSelection(),this._updateFocus(),this.markedTexts.clear(),this.markedAttributes.clear(),this.markedChildren.clear()}_updateChildrenMappings(t){const e=this.domConverter.mapViewToDom(t);if(!e)return;const n=this.domConverter.mapViewToDom(t).childNodes,i=Array.from(this.domConverter.viewChildrenToDom(t,e.ownerDocument,{withChildren:!1})),o=this._diffNodeLists(n,i),r=this._findReplaceActions(o,n,i);if(-1!==r.indexOf("replace")){const e={equal:0,insert:0,delete:0};for(const o of r)if("replace"===o){const o=e.equal+e.insert,r=e.equal+e.delete,s=t.getChild(o);s&&!s.is("uiElement")&&this._updateElementMappings(s,n[r]),Jo(i[o]),e.equal++}else e[o]++}}_updateElementMappings(t,e){this.domConverter.unbindDomElement(e),this.domConverter.bindElements(e,t),this.markedChildren.add(t),this.markedAttributes.add(t)}_getInlineFillerPosition(){const t=this.selection.getFirstPosition();return t.parent.is("text")?to._createBefore(this.selection.getFirstPosition().parent):t}_isSelectionInInlineFiller(){if(1!=this.selection.rangeCount||!this.selection.isCollapsed)return!1;const t=this.selection.getFirstPosition(),e=this.domConverter.viewPositionToDom(t);return!!(e&&Fo(e.parent)&&zo(e.parent))}_removeInlineFiller(){const t=this._inlineFiller;if(!zo(t))throw new fn.b("view-renderer-filler-was-lost: The inline filler node was lost.",this);jo(t)?t.parentNode.removeChild(t):t.data=t.data.substr(7),this._inlineFiller=null}_needsInlineFillerAtSelection(){if(1!=this.selection.rangeCount||!this.selection.isCollapsed)return!1;const t=this.selection.getFirstPosition(),e=t.parent,n=t.offset;if(!this.domConverter.mapViewToDom(e.root))return!1;if(!e.is("element"))return!1;if(!function(t){if("false"==t.getAttribute("contenteditable"))return!1;const e=t.findAncestor(t=>t.hasAttribute("contenteditable"));return!e||"true"==e.getAttribute("contenteditable")}(e))return!1;if(n===e.getFillerOffset())return!1;const i=t.nodeBefore,o=t.nodeAfter;return!(i instanceof Nn||o instanceof Nn)}_updateText(t,e){const n=this.domConverter.findCorrespondingDomText(t),i=this.domConverter.viewToDom(t,n.ownerDocument),o=n.data;let r=i.data;const s=e.inlineFillerPosition;if(s&&s.parent==t.parent&&s.offset==t.index&&(r=Lo+r),o!=r){const t=Uo(o,r);for(const e of t)"insert"===e.type?n.insertData(e.index,e.values.join("")):n.deleteData(e.index,e.howMany)}}_updateAttrs(t){const e=this.domConverter.mapViewToDom(t);if(!e)return;const n=Array.from(e.attributes).map(t=>t.name),i=t.getAttributeKeys();for(const n of i)e.setAttribute(n,t.getAttribute(n));for(const i of n)t.hasAttribute(i)||e.removeAttribute(i)}_updateChildren(t,e){const n=this.domConverter.mapViewToDom(t);if(!n)return;const i=e.inlineFillerPosition,o=this.domConverter.mapViewToDom(t).childNodes,r=Array.from(this.domConverter.viewChildrenToDom(t,n.ownerDocument,{bind:!0,inlineFillerPosition:i}));i&&i.parent===t&&Yo(n.ownerDocument,r,i.offset);const s=this._diffNodeLists(o,r);let a=0;const c=new Set;for(const t of s)"insert"===t?(Ko(n,a,r[a]),a++):"delete"===t?(c.add(o[a]),Jo(o[a])):(this._markDescendantTextToSync(this.domConverter.domToView(r[a])),a++);for(const t of c)t.parentNode||this.domConverter.unbindDomElement(t)}_diffNodeLists(t,e){return Go(t=function(t,e){const n=Array.from(t);if(0==n.length||!e)return n;n[n.length-1]==e&&n.pop();return n}(t,this._fakeSelectionContainer),e,tr.bind(null,this.domConverter))}_findReplaceActions(t,e,n){if(-1===t.indexOf("insert")||-1===t.indexOf("delete"))return t;let i=[],o=[],r=[];const s={equal:0,insert:0,delete:0};for(const a of t)"insert"===a?r.push(n[s.equal+s.insert]):"delete"===a?o.push(e[s.equal+s.delete]):(i=i.concat(Go(o,r,Xo).map(t=>"equal"===t?"replace":t)),i.push("equal"),o=[],r=[]),s[a]++;return i.concat(Go(o,r,Xo).map(t=>"equal"===t?"replace":t))}_markDescendantTextToSync(t){if(t)if(t.is("text"))this.markedTexts.add(t);else if(t.is("element"))for(const e of t.getChildren())this._markDescendantTextToSync(e)}_updateSelection(){if(0===this.selection.rangeCount)return this._removeDomSelection(),void this._removeFakeSelection();const t=this.domConverter.mapViewToDom(this.selection.editableElement);this.isFocused&&t&&(this.selection.isFake?this._updateFakeSelection(t):(this._removeFakeSelection(),this._updateDomSelection(t)))}_updateFakeSelection(t){const e=t.ownerDocument;this._fakeSelectionContainer||(this._fakeSelectionContainer=function(t){const e=t.createElement("div");return Object.assign(e.style,{position:"fixed",top:0,left:"-9999px",width:"42px"}),e.textContent=" ",e} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */(e));const n=this._fakeSelectionContainer;if(this.domConverter.bindFakeSelection(n,this.selection),!this._fakeSelectionNeedsUpdate(t))return;n.parentElement&&n.parentElement==t||t.appendChild(n),n.textContent=this.selection.fakeSelectionLabel||" ";const i=e.getSelection(),o=e.createRange();i.removeAllRanges(),o.selectNodeContents(n),i.addRange(o)}_updateDomSelection(t){const e=t.ownerDocument.defaultView.getSelection();if(!this._domSelectionNeedsUpdate(e))return;const n=this.domConverter.viewPositionToDom(this.selection.anchor),i=this.domConverter.viewPositionToDom(this.selection.focus);t.focus(),e.collapse(n.parent,n.offset),e.extend(i.parent,i.offset),go.isGecko&&function(t,e){const n=t.parent;if(n.nodeType!=Node.ELEMENT_NODE||t.offset!=n.childNodes.length-1)return;const i=n.childNodes[t.offset];i&&"BR"==i.tagName&&e.addRange(e.getRangeAt(0))}(i,e)}_domSelectionNeedsUpdate(t){if(!this.domConverter.isDomSelectionCorrect(t))return!0;const e=t&&this.domConverter.domSelectionToView(t);return(!e||!this.selection.isEqual(e))&&!(!this.selection.isCollapsed&&this.selection.isSimilar(e))}_fakeSelectionNeedsUpdate(t){const e=this._fakeSelectionContainer,n=t.ownerDocument.getSelection();return!e||e.parentElement!==t||(n.anchorNode!==e&&!e.contains(n.anchorNode)||e.textContent!==this.selection.fakeSelectionLabel)}_removeDomSelection(){for(const t of this.domDocuments){if(t.getSelection().rangeCount){const e=t.activeElement,n=this.domConverter.mapDomToView(e);e&&n&&t.getSelection().removeAllRanges()}}}_removeFakeSelection(){const t=this._fakeSelectionContainer;t&&t.remove()}_updateFocus(){if(this.isFocused){const t=this.selection.editableElement;t&&this.domConverter.focus(t)}}}function tr(t,e,n){const i=e instanceof Array?e:e.childNodes,o=i[n];if(Fo(o))return o.data=qo+o.data,o;{const o=t.createTextNode(qo);return Array.isArray(e)?i.splice(n,0,o):Zo(e,n,o),o}}function er(t,e){return Yo(t)&&Yo(e)&&!Fo(t)&&!Fo(e)&&t.tagName.toLowerCase()===e.tagName.toLowerCase()}function nr(t,e,n){return e===n||(Fo(e)&&Fo(n)?e.data===n.data:!(!t.isBlockFiller(e)||!t.isBlockFiller(n)))}di(Xo,Hi);var ir={window:window,document:document}; + */(e));const n=this._fakeSelectionContainer;if(this.domConverter.bindFakeSelection(n,this.selection),!this._fakeSelectionNeedsUpdate(t))return;n.parentElement&&n.parentElement==t||t.appendChild(n),n.textContent=this.selection.fakeSelectionLabel||" ";const i=e.getSelection(),o=e.createRange();i.removeAllRanges(),o.selectNodeContents(n),i.addRange(o)}_updateDomSelection(t){const e=t.ownerDocument.defaultView.getSelection();if(!this._domSelectionNeedsUpdate(e))return;const n=this.domConverter.viewPositionToDom(this.selection.anchor),i=this.domConverter.viewPositionToDom(this.selection.focus);t.focus(),e.collapse(n.parent,n.offset),e.extend(i.parent,i.offset),po.isGecko&&function(t,e){const n=t.parent;if(n.nodeType!=Node.ELEMENT_NODE||t.offset!=n.childNodes.length-1)return;const i=n.childNodes[t.offset];i&&"BR"==i.tagName&&e.addRange(e.getRangeAt(0))}(i,e)}_domSelectionNeedsUpdate(t){if(!this.domConverter.isDomSelectionCorrect(t))return!0;const e=t&&this.domConverter.domSelectionToView(t);return(!e||!this.selection.isEqual(e))&&!(!this.selection.isCollapsed&&this.selection.isSimilar(e))}_fakeSelectionNeedsUpdate(t){const e=this._fakeSelectionContainer,n=t.ownerDocument.getSelection();return!e||e.parentElement!==t||(n.anchorNode!==e&&!e.contains(n.anchorNode)||e.textContent!==this.selection.fakeSelectionLabel)}_removeDomSelection(){for(const t of this.domDocuments){if(t.getSelection().rangeCount){const e=t.activeElement,n=this.domConverter.mapDomToView(e);e&&n&&t.getSelection().removeAllRanges()}}}_removeFakeSelection(){const t=this._fakeSelectionContainer;t&&t.remove()}_updateFocus(){if(this.isFocused){const t=this.selection.editableElement;t&&this.domConverter.focus(t)}}}function Yo(t,e,n){const i=e instanceof Array?e:e.childNodes,o=i[n];if(Fo(o))return o.data=Lo+o.data,o;{const o=t.createTextNode(Lo);return Array.isArray(e)?i.splice(n,0,o):Ko(e,n,o),o}}function Xo(t,e){return Zo(t)&&Zo(e)&&!Fo(t)&&!Fo(e)&&t.tagName.toLowerCase()===e.tagName.toLowerCase()}function tr(t,e,n){return e===n||(Fo(e)&&Fo(n)?e.data===n.data:!(!t.isBlockFiller(e)||!t.isBlockFiller(n)))}xn(Qo,Hi);var er={window:window,document:document}; /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */function or(t){let e=0;for(;t.previousSibling;)t=t.previousSibling,e++;return e} + */function nr(t){let e=0;for(;t.previousSibling;)t=t.previousSibling,e++;return e} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */function rr(t){const e=[];for(;t&&t.nodeType!=Node.DOCUMENT_NODE;)e.unshift(t),t=t.parentNode;return e} + */function ir(t){const e=[];for(;t&&t.nodeType!=Node.DOCUMENT_NODE;)e.unshift(t),t=t.parentNode;return e} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license */ /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license */ -const sr=Lo(document);class ar{constructor(t={}){this.blockFillerMode=t.blockFillerMode||"br",this.preElements=["pre"],this.blockElements=["p","div","h1","h2","h3","h4","h5","h6","li","dd","dt","figcaption"],this._blockFiller="br"==this.blockFillerMode?Lo:Bo,this._domToViewMapping=new WeakMap,this._viewToDomMapping=new WeakMap,this._fakeSelectionMapping=new WeakMap}bindFakeSelection(t,e){this._fakeSelectionMapping.set(t,new oo(e))}fakeSelectionToView(t){return this._fakeSelectionMapping.get(t)}bindElements(t,e){this._domToViewMapping.set(t,e),this._viewToDomMapping.set(e,t)}unbindDomElement(t){const e=this._domToViewMapping.get(t);if(e){this._domToViewMapping.delete(t),this._viewToDomMapping.delete(e);for(const e of Array.from(t.childNodes))this.unbindDomElement(e)}}bindDocumentFragments(t,e){this._domToViewMapping.set(t,e),this._viewToDomMapping.set(e,t)}viewToDom(t,e,n={}){if(t.is("text")){const n=this._processDataFromViewText(t);return e.createTextNode(n)}{if(this.mapViewToDom(t))return this.mapViewToDom(t);let i;if(t.is("documentFragment"))i=e.createDocumentFragment(),n.bind&&this.bindDocumentFragments(i,t);else{if(t.is("uiElement"))return i=t.render(e),n.bind&&this.bindElements(i,t),i;i=t.hasAttribute("xmlns")?e.createElementNS(t.getAttribute("xmlns"),t.name):e.createElement(t.name),n.bind&&this.bindElements(i,t);for(const e of t.getAttributeKeys())i.setAttribute(e,t.getAttribute(e))}if(n.withChildren||void 0===n.withChildren)for(const o of this.viewChildrenToDom(t,e,n))i.appendChild(o);return i}}*viewChildrenToDom(t,e,n={}){const i=t.getFillerOffset&&t.getFillerOffset();let o=0;for(const r of t.getChildren())i===o&&(yield this._blockFiller(e)),yield this.viewToDom(r,e,n),o++;i===o&&(yield this._blockFiller(e))}viewRangeToDom(t){const e=this.viewPositionToDom(t.start),n=this.viewPositionToDom(t.end),i=document.createRange();return i.setStart(e.parent,e.offset),i.setEnd(n.parent,n.offset),i}viewPositionToDom(t){const e=t.parent;if(e.is("text")){const n=this.findCorrespondingDomText(e);if(!n)return null;let i=t.offset;return jo(n)&&(i+=zo),{parent:n,offset:i}}{let n,i,o;if(0===t.offset){if(!(n=this.mapViewToDom(e)))return null;o=n.childNodes[0]}else{const e=t.nodeBefore;if(!(i=e.is("text")?this.findCorrespondingDomText(e):this.mapViewToDom(t.nodeBefore)))return null;n=i.parentNode,o=i.nextSibling}if(Fo(o)&&jo(o))return{parent:o,offset:zo};return{parent:n,offset:i?or(i)+1:0}}}domToView(t,e={}){if(this.isBlockFiller(t,this.blockFillerMode))return null;const n=this.getParentUIElement(t,this._domToViewMapping);if(n)return n;if(Fo(t)){if(Ho(t))return null;{const e=this._processDataFromDomText(t);return""===e?null:new mi(e)}}if(this.isComment(t))return null;{if(this.mapDomToView(t))return this.mapDomToView(t);let n;if(this.isDocumentFragment(t))n=new Po,e.bind&&this.bindDocumentFragments(t,n);else{const i=e.keepOriginalCase?t.tagName:t.tagName.toLowerCase();n=new vi(i),e.bind&&this.bindElements(t,n);const o=t.attributes;for(let t=o.length-1;t>=0;t--)n._setAttribute(o[t].name,o[t].value)}if(e.withChildren||void 0===e.withChildren)for(const i of this.domChildrenToView(t,e))n._appendChild(i);return n}}*domChildrenToView(t,e={}){for(let n=0;n{const{scrollLeft:e,scrollTop:n}=t;i.push([e,n])}),e.focus(),lr(e,t=>{const[e,n]=i.shift();t.scrollLeft=e,t.scrollTop=n}),ir.window.scrollTo(t,n)}}isElement(t){return t&&t.nodeType==Node.ELEMENT_NODE}isDocumentFragment(t){return t&&t.nodeType==Node.DOCUMENT_FRAGMENT_NODE}isComment(t){return t&&t.nodeType==Node.COMMENT_NODE}isBlockFiller(t){return"br"==this.blockFillerMode?t.isEqualNode(sr):function(t,e){return Fo(t)&&" "==t.data&&function(t,e){const n=t.parentNode;return n&&n.tagName&&e.includes(n.tagName.toLowerCase())} +const or=Bo(document);class rr{constructor(t={}){this.blockFillerMode=t.blockFillerMode||"br",this.preElements=["pre"],this.blockElements=["p","div","h1","h2","h3","h4","h5","h6","li","dd","dt","figcaption"],this._blockFiller="br"==this.blockFillerMode?Bo:Vo,this._domToViewMapping=new WeakMap,this._viewToDomMapping=new WeakMap,this._fakeSelectionMapping=new WeakMap}bindFakeSelection(t,e){this._fakeSelectionMapping.set(t,new oo(e))}fakeSelectionToView(t){return this._fakeSelectionMapping.get(t)}bindElements(t,e){this._domToViewMapping.set(t,e),this._viewToDomMapping.set(e,t)}unbindDomElement(t){const e=this._domToViewMapping.get(t);if(e){this._domToViewMapping.delete(t),this._viewToDomMapping.delete(e);for(const e of Array.from(t.childNodes))this.unbindDomElement(e)}}bindDocumentFragments(t,e){this._domToViewMapping.set(t,e),this._viewToDomMapping.set(e,t)}viewToDom(t,e,n={}){if(t.is("text")){const n=this._processDataFromViewText(t);return e.createTextNode(n)}{if(this.mapViewToDom(t))return this.mapViewToDom(t);let i;if(t.is("documentFragment"))i=e.createDocumentFragment(),n.bind&&this.bindDocumentFragments(i,t);else{if(t.is("uiElement"))return i=t.render(e),n.bind&&this.bindElements(i,t),i;i=t.hasAttribute("xmlns")?e.createElementNS(t.getAttribute("xmlns"),t.name):e.createElement(t.name),n.bind&&this.bindElements(i,t);for(const e of t.getAttributeKeys())i.setAttribute(e,t.getAttribute(e))}if(n.withChildren||void 0===n.withChildren)for(const o of this.viewChildrenToDom(t,e,n))i.appendChild(o);return i}}*viewChildrenToDom(t,e,n={}){const i=t.getFillerOffset&&t.getFillerOffset();let o=0;for(const r of t.getChildren())i===o&&(yield this._blockFiller(e)),yield this.viewToDom(r,e,n),o++;i===o&&(yield this._blockFiller(e))}viewRangeToDom(t){const e=this.viewPositionToDom(t.start),n=this.viewPositionToDom(t.end),i=document.createRange();return i.setStart(e.parent,e.offset),i.setEnd(n.parent,n.offset),i}viewPositionToDom(t){const e=t.parent;if(e.is("text")){const n=this.findCorrespondingDomText(e);if(!n)return null;let i=t.offset;return zo(n)&&(i+=7),{parent:n,offset:i}}{let n,i,o;if(0===t.offset){if(n=this.mapViewToDom(e),!n)return null;o=n.childNodes[0]}else{const e=t.nodeBefore;if(i=e.is("text")?this.findCorrespondingDomText(e):this.mapViewToDom(t.nodeBefore),!i)return null;n=i.parentNode,o=i.nextSibling}if(Fo(o)&&zo(o))return{parent:o,offset:7};return{parent:n,offset:i?nr(i)+1:0}}}domToView(t,e={}){if(this.isBlockFiller(t,this.blockFillerMode))return null;const n=this.getParentUIElement(t,this._domToViewMapping);if(n)return n;if(Fo(t)){if(jo(t))return null;{const e=this._processDataFromDomText(t);return""===e?null:new Nn(e)}}if(this.isComment(t))return null;{if(this.mapDomToView(t))return this.mapDomToView(t);let n;if(this.isDocumentFragment(t))n=new Ao,e.bind&&this.bindDocumentFragments(t,n);else{const i=e.keepOriginalCase?t.tagName:t.tagName.toLowerCase();n=new Ni(i),e.bind&&this.bindElements(t,n);const o=t.attributes;for(let t=o.length-1;t>=0;t--)n._setAttribute(o[t].name,o[t].value)}if(e.withChildren||void 0===e.withChildren)for(const i of this.domChildrenToView(t,e))n._appendChild(i);return n}}*domChildrenToView(t,e={}){for(let n=0;n{const{scrollLeft:e,scrollTop:n}=t;i.push([e,n])}),e.focus(),ar(e,t=>{const[e,n]=i.shift();t.scrollLeft=e,t.scrollTop=n}),er.window.scrollTo(t,n)}}isElement(t){return t&&t.nodeType==Node.ELEMENT_NODE}isDocumentFragment(t){return t&&t.nodeType==Node.DOCUMENT_FRAGMENT_NODE}isComment(t){return t&&t.nodeType==Node.COMMENT_NODE}isBlockFiller(t){return"br"==this.blockFillerMode?t.isEqualNode(or):!("BR"!==t.tagName||!cr(t,this.blockElements)||1!==t.parentNode.childNodes.length)||function(t,e){return Fo(t)&&" "==t.data&&cr(t,e)&&1===t.parentNode.childNodes.length}(t,this.blockElements)}isDomSelectionBackward(t){if(t.isCollapsed)return!1;const e=document.createRange();e.setStart(t.anchorNode,t.anchorOffset),e.setEnd(t.focusNode,t.focusOffset);const n=e.collapsed;return e.detach(),n}getParentUIElement(t){const e=ir(t);for(e.pop();e.length;){const t=e.pop(),n=this._domToViewMapping.get(t);if(n&&n.is("uiElement"))return n}return null}isDomSelectionCorrect(t){return this._isDomSelectionPositionCorrect(t.anchorNode,t.anchorOffset)&&this._isDomSelectionPositionCorrect(t.focusNode,t.focusOffset)}_isDomSelectionPositionCorrect(t,e){if(Fo(t)&&zo(t)&&e<7)return!1;if(this.isElement(t)&&zo(t.childNodes[e]))return!1;const n=this.mapDomToView(t);return!n||!n.is("uiElement")}_processDataFromViewText(t){let e=t.data;if(t.getAncestors().some(t=>this.preElements.includes(t.name)))return e;if(" "==e.charAt(0)){const n=this._getTouchingViewTextNode(t,!1);!(n&&this._nodeEndsWithSpace(n))&&n||(e=" "+e.substr(1))}if(" "==e.charAt(e.length-1)){const n=this._getTouchingViewTextNode(t,!0);" "!=e.charAt(e.length-2)&&n&&" 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Xi({startPosition:e?to._createAfter(t):to._createBefore(t),direction:e?"forward":"backward"});for(const t of n){if(t.item.is("containerElement"))return null;if(t.item.is("br"))return null;if(t.item.is("textProxy"))return t.item}return null}_getTouchingInlineDomNode(t,e){if(!t.parentNode)return null;const n=e?"nextNode":"previousNode",i=t.ownerDocument,o=ir(t)[0],r=i.createTreeWalker(o,NodeFilter.SHOW_TEXT|NodeFilter.SHOW_ELEMENT,{acceptNode:t=>Fo(t)||"BR"==t.tagName?NodeFilter.FILTER_ACCEPT:NodeFilter.FILTER_SKIP});r.currentNode=t;const s=r[n]();if(null!==s){const e=function(t,e){const n=ir(t),i=ir(e);let o=0;for(;n[o]==i[o]&&n[o];)o++;return 0===o?null:n[o-1]}(t,s);if(e&&!sr(t,this.blockElements,e)&&!sr(s,this.blockElements,e))return s}return null}}function sr(t,e,n){let i=ir(t);return n&&(i=i.slice(i.indexOf(n)+1)),i.some(t=>t.tagName&&e.includes(t.tagName.toLowerCase()))}function ar(t,e){for(;t&&t!=er.document;)e(t),t=t.parentNode}function cr(t,e){const n=t.parentNode;return n&&n.tagName&&e.includes(n.tagName.toLowerCase())} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */(t,e)&&1===t.parentNode.childNodes.length}(t,this.blockElements)}isDomSelectionBackward(t){if(t.isCollapsed)return!1;const e=document.createRange();e.setStart(t.anchorNode,t.anchorOffset),e.setEnd(t.focusNode,t.focusOffset);const n=e.collapsed;return e.detach(),n}getParentUIElement(t){const e=rr(t);for(e.pop();e.length;){const t=e.pop(),n=this._domToViewMapping.get(t);if(n&&n.is("uiElement"))return n}return null}isDomSelectionCorrect(t){return this._isDomSelectionPositionCorrect(t.anchorNode,t.anchorOffset)&&this._isDomSelectionPositionCorrect(t.focusNode,t.focusOffset)}_isDomSelectionPositionCorrect(t,e){if(Fo(t)&&jo(t)&&ethis.preElements.includes(t.name)))return e;if(" "==e.charAt(0)){const n=this._getTouchingViewTextNode(t,!1);!(n&&this._nodeEndsWithSpace(n))&&n||(e=" "+e.substr(1))}if(" "==e.charAt(e.length-1)){const n=this._getTouchingViewTextNode(t,!0);" "!=e.charAt(e.length-2)&&n&&" "!=n.data.charAt(0)||(e=e.substr(0,e.length-1)+" ")}return e.replace(/ {2}/g,"  ")}_nodeEndsWithSpace(t){if(t.getAncestors().some(t=>this.preElements.includes(t.name)))return!1;const e=this._processDataFromViewText(t);return" "==e.charAt(e.length-1)}_processDataFromDomText(t){let e=t.data;if(cr(t,this.preElements))return Uo(t);e=e.replace(/[ \n\t\r]{1,}/g," ");const n=this._getTouchingInlineDomNode(t,!1),i=this._getTouchingInlineDomNode(t,!0),o=this._checkShouldLeftTrimDomText(n),r=this._checkShouldRightTrimDomText(t,i);return o&&(e=e.replace(/^ /,"")),r&&(e=e.replace(/ $/,"")),e=(e=Uo(new Text(e))).replace(/ \u00A0/g," "),(/( |\u00A0)\u00A0$/.test(e)||!i||i.data&&" "==i.data.charAt(0))&&(e=e.replace(/\u00A0$/," ")),o&&(e=e.replace(/^\u00A0/," ")),e}_checkShouldLeftTrimDomText(t){return!t||(!!Gn(t)||/[^\S\u00A0]/.test(t.data.charAt(t.data.length-1)))}_checkShouldRightTrimDomText(t,e){return!e&&!jo(t)}_getTouchingViewTextNode(t,e){const n=new Xi({startPosition:e?to._createAfter(t):to._createBefore(t),direction:e?"forward":"backward"});for(const t of n){if(t.item.is("containerElement"))return null;if(t.item.is("br"))return null;if(t.item.is("textProxy"))return t.item}return null}_getTouchingInlineDomNode(t,e){if(!t.parentNode)return null;const n=e?"nextNode":"previousNode",i=t.ownerDocument,o=rr(t)[0],r=i.createTreeWalker(o,NodeFilter.SHOW_TEXT|NodeFilter.SHOW_ELEMENT,{acceptNode:t=>Fo(t)?NodeFilter.FILTER_ACCEPT:"BR"==t.tagName?NodeFilter.FILTER_ACCEPT:NodeFilter.FILTER_SKIP});r.currentNode=t;const s=r[n]();if(null!==s){const e=function(t,e){const n=rr(t),i=rr(e);let o=0;for(;n[o]==i[o]&&n[o];)o++;return 0===o?null:n[o-1]}(t,s);if(e&&!cr(t,this.blockElements,e)&&!cr(s,this.blockElements,e))return s}return null}}function cr(t,e,n){let i=rr(t);return n&&(i=i.slice(i.indexOf(n)+1)),i.some(t=>t.tagName&&e.includes(t.tagName.toLowerCase()))}function lr(t,e){for(;t&&t!=ir.document;)e(t),t=t.parentNode}function dr(t){const e=Object.prototype.toString.apply(t);return"[object Window]"==e||"[object global]"==e} + */function lr(t){const e=Object.prototype.toString.apply(t);return"[object Window]"==e||"[object global]"==e} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */var ur=Bi({},ii,{listenTo(t,...e){if(Yo(t)||dr(t)){const n=this._getProxyEmitter(t)||new hr(t);n.attach(...e),t=n}ii.listenTo.call(this,t,...e)},stopListening(t,e,n){if(Yo(t)||dr(t)){const e=this._getProxyEmitter(t);if(!e)return;t=e}ii.stopListening.call(this,t,e,n),t instanceof hr&&t.detach(e)},_getProxyEmitter(t){return e=this,n=fr(t),e[ei]&&e[ei][n]?e[ei][n].emitter:null;var e,n}});class hr{constructor(t){oi(this,fr(t)),this._domNode=t}}function fr(t){return t["data-ck-expando"]||(t["data-ck-expando"]=Xn())} + */var dr=Bi({},gn,{listenTo(t,...e){if(Zo(t)||lr(t)){const n=this._getProxyEmitter(t)||new ur(t);n.attach(...e),t=n}gn.listenTo.call(this,t,...e)},stopListening(t,e,n){if(Zo(t)||lr(t)){const e=this._getProxyEmitter(t);if(!e)return;t=e}gn.stopListening.call(this,t,e,n),t instanceof ur&&t.detach(e)},_getProxyEmitter(t){return e=this,n=hr(t),e[pn]&&e[pn][n]?e[pn][n].emitter:null;var e,n}});class ur{constructor(t){bn(this,hr(t)),this._domNode=t}}function hr(t){return t["data-ck-expando"]||(t["data-ck-expando"]=un())} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */Bi(hr.prototype,ii,{attach(t,e,n={}){if(this._domListeners&&this._domListeners[t])return;const i=this._createDomListener(t,!!n.useCapture);this._domNode.addEventListener(t,i,!!n.useCapture),this._domListeners||(this._domListeners={}),this._domListeners[t]=i},detach(t){let e;!this._domListeners[t]||(e=this._events[t])&&e.callbacks.length||this._domListeners[t].removeListener()},_createDomListener(t,e){const n=e=>{this.fire(t,e)};return n.removeListener=()=>{this._domNode.removeEventListener(t,n,e),delete this._domListeners[t]},n}});class pr{constructor(t){this.view=t,this.document=t.document,this.isEnabled=!1}enable(){this.isEnabled=!0}disable(){this.isEnabled=!1}destroy(){this.disable(),this.stopListening()}}di(pr,ur);var mr="__lodash_hash_undefined__";var gr=function(t){return this.__data__.set(t,mr),this};var br=function(t){return this.__data__.has(t)};function wr(t){var e=-1,n=null==t?0:t.length;for(this.__data__=new St;++ea))return!1;var l=r.get(t);if(l&&r.get(e))return l==e;var d=-1,u=!0,h=n&xr?new kr:void 0;for(r.set(t,e),r.set(e,t);++d{this.fire(t,e)};return n.removeListener=()=>{this._domNode.removeEventListener(t,n,e),delete this._domListeners[t]},n}});class fr{constructor(t){this.view=t,this.document=t.document,this.isEnabled=!1}enable(){this.isEnabled=!0}disable(){this.isEnabled=!1}destroy(){this.disable(),this.stopListening()}}xn(fr,dr);var pr=function(t){return this.__data__.set(t,"__lodash_hash_undefined__"),this};var mr=function(t){return this.__data__.has(t)};function gr(t){var e=-1,n=null==t?0:t.length;for(this.__data__=new kt;++ea))return!1;var l=r.get(t);if(l&&r.get(e))return l==e;var d=-1,u=!0,h=2&n?new br:void 0;for(r.set(t,e),r.set(e,t);++d{this.listenTo(t,e,(t,e)=>{this.isEnabled&&this.onDomEvent(e)},{useCapture:this.useCapture})})}fire(t,e,n){this.isEnabled&&this.document.fire(t,new es(this.view,e,n))}} + */class Nr extends fr{constructor(t){super(t),this.useCapture=!1}observe(t){("string"==typeof this.domEventType?[this.domEventType]:this.domEventType).forEach(e=>{this.listenTo(t,e,(t,e)=>{this.isEnabled&&this.onDomEvent(e)},{useCapture:this.useCapture})})}fire(t,e,n){this.isEnabled&&this.document.fire(t,new Mr(this.view,e,n))}} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */class is extends ns{constructor(t){super(t),this.domEventType=["keydown","keyup"]}onDomEvent(t){this.fire(t.type,t,{keyCode:t.keyCode,altKey:t.altKey,ctrlKey:t.ctrlKey||t.metaKey,shiftKey:t.shiftKey,get keystroke(){return _o(this)}})}}var os=function(){return i.a.Date.now()},rs="[object Symbol]";var ss=function(t){return"symbol"==typeof t||w(t)&&m(t)==rs},as=NaN,cs=/^\s+|\s+$/g,ls=/^[-+]0x[0-9a-f]+$/i,ds=/^0b[01]+$/i,us=/^0o[0-7]+$/i,hs=parseInt;var fs=function(t){if("number"==typeof t)return t;if(ss(t))return as;if(q(t)){var e="function"==typeof t.valueOf?t.valueOf():t;t=q(e)?e+"":e}if("string"!=typeof t)return 0===t?t:+t;t=t.replace(cs,"");var n=ds.test(t);return n||us.test(t)?hs(t.slice(2),n?2:8):ls.test(t)?as:+t},ps="Expected a function",ms=Math.max,gs=Math.min;var bs=function(t,e,n){var i,o,r,s,a,c,l=0,d=!1,u=!1,h=!0;if("function"!=typeof t)throw new TypeError(ps);function f(e){var n=i,r=o;return i=o=void 0,l=e,s=t.apply(r,n)}function p(t){var n=t-c;return void 0===c||n>=e||n<0||u&&t-l>=r}function m(){var t=os();if(p(t))return g(t);a=setTimeout(m,function(t){var n=e-(t-c);return u?gs(n,r-(t-l)):n}(t))}function g(t){return a=void 0,h&&i?f(t):(i=o=void 0,s)}function b(){var t=os(),n=p(t);if(i=arguments,o=this,c=t,n){if(void 0===a)return function(t){return l=t,a=setTimeout(m,e),d?f(t):s}(c);if(u)return clearTimeout(a),a=setTimeout(m,e),f(c)}return void 0===a&&(a=setTimeout(m,e)),s}return e=fs(e)||0,q(n)&&(d=!!n.leading,r=(u="maxWait"in n)?ms(fs(n.maxWait)||0,e):r,h="trailing"in n?!!n.trailing:h),b.cancel=function(){void 0!==a&&clearTimeout(a),l=0,i=c=o=a=void 0},b.flush=function(){return void 0===a?s:g(os())},b}; + */class Dr extends Nr{constructor(t){super(t),this.domEventType=["keydown","keyup"]}onDomEvent(t){this.fire(t.type,t,{keyCode:t.keyCode,altKey:t.altKey,ctrlKey:t.ctrlKey||t.metaKey,shiftKey:t.shiftKey,get keystroke(){return wo(this)}})}}var Fr=function(){return i.a.Date.now()},Vr=/^\s+|\s+$/g,Br=/^[-+]0x[0-9a-f]+$/i,Lr=/^0b[01]+$/i,zr=/^0o[0-7]+$/i,jr=parseInt;var qr=function(t){if("number"==typeof t)return t;if(zn(t))return NaN;if(B(t)){var e="function"==typeof t.valueOf?t.valueOf():t;t=B(e)?e+"":e}if("string"!=typeof t)return 0===t?t:+t;t=t.replace(Vr,"");var n=Lr.test(t);return n||zr.test(t)?jr(t.slice(2),n?2:8):Br.test(t)?NaN:+t},Hr=Math.max,Ur=Math.min;var $r=function(t,e,n){var i,o,r,s,a,c,l=0,d=!1,u=!1,h=!0;if("function"!=typeof t)throw new TypeError("Expected a function");function f(e){var n=i,r=o;return i=o=void 0,l=e,s=t.apply(r,n)}function p(t){return l=t,a=setTimeout(g,e),d?f(t):s}function m(t){var n=t-c;return void 0===c||n>=e||n<0||u&&t-l>=r}function g(){var t=Fr();if(m(t))return b(t);a=setTimeout(g,function(t){var n=e-(t-c);return u?Ur(n,r-(t-l)):n}(t))}function b(t){return a=void 0,h&&i?f(t):(i=o=void 0,s)}function w(){var t=Fr(),n=m(t);if(i=arguments,o=this,c=t,n){if(void 0===a)return p(c);if(u)return clearTimeout(a),a=setTimeout(g,e),f(c)}return void 0===a&&(a=setTimeout(g,e)),s}return e=qr(e)||0,B(n)&&(d=!!n.leading,r=(u="maxWait"in n)?Hr(qr(n.maxWait)||0,e):r,h="trailing"in n?!!n.trailing:h),w.cancel=function(){void 0!==a&&clearTimeout(a),l=0,i=c=o=a=void 0},w.flush=function(){return void 0===a?s:b(Fr())},w}; /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */class ws extends pr{constructor(t){super(t),this._fireSelectionChangeDoneDebounced=bs(t=>this.document.fire("selectionChangeDone",t),200)}observe(){const t=this.document;t.on("keydown",(e,n)=>{t.selection.isFake&&function(t){return t==ko.arrowright||t==ko.arrowleft||t==ko.arrowup||t==ko.arrowdown} + */class Wr extends fr{constructor(t){super(t),this._fireSelectionChangeDoneDebounced=$r(t=>this.document.fire("selectionChangeDone",t),200)}observe(){const t=this.document;t.on("keydown",(e,n)=>{var i; /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */(n.keyCode)&&this.isEnabled&&(n.preventDefault(),this._handleSelectionMove(n.keyCode))},{priority:"lowest"})}destroy(){super.destroy(),this._fireSelectionChangeDoneDebounced.cancel()}_handleSelectionMove(t){const e=this.document.selection,n=new oo(e.getRanges(),{backward:e.isBackward,fake:!1});t!=ko.arrowleft&&t!=ko.arrowup||n.setTo(n.getFirstPosition()),t!=ko.arrowright&&t!=ko.arrowdown||n.setTo(n.getLastPosition());const i={oldSelection:e,newSelection:n,domSelection:null};this.document.fire("selectionChange",i),this._fireSelectionChangeDoneDebounced(i)}}class ks extends pr{constructor(t){super(t),this.mutationObserver=t.getObserver(ts),this.selection=this.document.selection,this.domConverter=t.domConverter,this._documents=new WeakSet,this._fireSelectionChangeDoneDebounced=bs(t=>this.document.fire("selectionChangeDone",t),200),this._clearInfiniteLoopInterval=setInterval(()=>this._clearInfiniteLoop(),1e3),this._loopbackCounter=0}observe(t){const e=t.ownerDocument;this._documents.has(e)||(this.listenTo(e,"selectionchange",()=>{this._handleSelectionChange(e)}),this._documents.add(e))}destroy(){super.destroy(),clearInterval(this._clearInfiniteLoopInterval),this._fireSelectionChangeDoneDebounced.cancel()}_handleSelectionChange(t){if(!this.isEnabled||!this.document.isFocused&&!this.document.isReadOnly)return;this.mutationObserver.flush();const e=t.defaultView.getSelection(),n=this.domConverter.domSelectionToView(e);if(!(this.selection.isEqual(n)&&this.domConverter.isDomSelectionCorrect(e)||++this._loopbackCounter>60))if(this.selection.isSimilar(n))this.view.forceRender();else{const t={oldSelection:this.selection,newSelection:n,domSelection:e};this.document.fire("selectionChange",t),this._fireSelectionChangeDoneDebounced(t)}}_clearInfiniteLoop(){this._loopbackCounter=0}} + */t.selection.isFake&&((i=n.keyCode)==bo.arrowright||i==bo.arrowleft||i==bo.arrowup||i==bo.arrowdown)&&this.isEnabled&&(n.preventDefault(),this._handleSelectionMove(n.keyCode))},{priority:"lowest"})}destroy(){super.destroy(),this._fireSelectionChangeDoneDebounced.cancel()}_handleSelectionMove(t){const e=this.document.selection,n=new oo(e.getRanges(),{backward:e.isBackward,fake:!1});t!=bo.arrowleft&&t!=bo.arrowup||n.setTo(n.getFirstPosition()),t!=bo.arrowright&&t!=bo.arrowdown||n.setTo(n.getLastPosition());const i={oldSelection:e,newSelection:n,domSelection:null};this.document.fire("selectionChange",i),this._fireSelectionChangeDoneDebounced(i)}}class Gr extends fr{constructor(t){super(t),this.mutationObserver=t.getObserver(Ir),this.selection=this.document.selection,this.domConverter=t.domConverter,this._documents=new WeakSet,this._fireSelectionChangeDoneDebounced=$r(t=>this.document.fire("selectionChangeDone",t),200),this._clearInfiniteLoopInterval=setInterval(()=>this._clearInfiniteLoop(),1e3),this._loopbackCounter=0}observe(t){const e=t.ownerDocument;this._documents.has(e)||(this.listenTo(e,"selectionchange",()=>{this._handleSelectionChange(e)}),this._documents.add(e))}destroy(){super.destroy(),clearInterval(this._clearInfiniteLoopInterval),this._fireSelectionChangeDoneDebounced.cancel()}_handleSelectionChange(t){if(!this.isEnabled)return;this.mutationObserver.flush();const e=t.defaultView.getSelection(),n=this.domConverter.domSelectionToView(e);if(0!=n.rangeCount&&!(this.selection.isEqual(n)&&this.domConverter.isDomSelectionCorrect(e)||++this._loopbackCounter>60))if(this.selection.isSimilar(n))this.view.forceRender();else{const t={oldSelection:this.selection,newSelection:n,domSelection:e};this.document.fire("selectionChange",t),this._fireSelectionChangeDoneDebounced(t)}}_clearInfiniteLoop(){this._loopbackCounter=0}} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */class _s extends ns{constructor(t){super(t),this.domEventType=["focus","blur"],this.useCapture=!0;const e=this.document;e.on("focus",()=>{e.isFocused=!0,this._renderTimeoutId=setTimeout(()=>t.forceRender(),50)}),e.on("blur",(n,i)=>{const o=e.selection.editableElement;null!==o&&o!==i.target||(e.isFocused=!1,t.forceRender())})}onDomEvent(t){this.fire(t.type,t)}destroy(){this._renderTimeoutId&&clearTimeout(this._renderTimeoutId),super.destroy()}} + */class Kr extends Nr{constructor(t){super(t),this.domEventType=["focus","blur"],this.useCapture=!0;const e=this.document;e.on("focus",()=>{e.isFocused=!0,this._renderTimeoutId=setTimeout(()=>t.forceRender(),50)}),e.on("blur",(n,i)=>{const o=e.selection.editableElement;null!==o&&o!==i.target||(e.isFocused=!1,t.forceRender())})}onDomEvent(t){this.fire(t.type,t)}destroy(){this._renderTimeoutId&&clearTimeout(this._renderTimeoutId),super.destroy()}} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */class vs extends ns{constructor(t){super(t),this.domEventType=["compositionstart","compositionupdate","compositionend"];const e=this.document;e.on("compositionstart",()=>{e.isComposing=!0}),e.on("compositionend",()=>{e.isComposing=!1})}onDomEvent(t){this.fire(t.type,t)}} + */class Jr extends Nr{constructor(t){super(t),this.domEventType=["compositionstart","compositionupdate","compositionend"];const e=this.document;e.on("compositionstart",()=>{e.isComposing=!0}),e.on("compositionend",()=>{e.isComposing=!1})}onDomEvent(t){this.fire(t.type,t)}} /** - * @license Copyright (c) 2003-2018, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md. - */class ys extends ns{constructor(t){super(t),this.domEventType=["beforeinput"]}onDomEvent(t){this.fire(t.type,t)}} + */class Zr extends Nr{constructor(t){super(t),this.domEventType=["beforeinput"]}onDomEvent(t){this.fire(t.type,t)}} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */function xs(t){return"[object Range]"==Object.prototype.toString.apply(t)} + */function Qr(t){return"[object Range]"==Object.prototype.toString.apply(t)} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */function Cs(t){const e=t.ownerDocument.defaultView.getComputedStyle(t);return{top:parseInt(e.borderTopWidth,10),right:parseInt(e.borderRightWidth,10),bottom:parseInt(e.borderBottomWidth,10),left:parseInt(e.borderLeftWidth,10)}} + */function Yr(t){const e=t.ownerDocument.defaultView.getComputedStyle(t);return{top:parseInt(e.borderTopWidth,10),right:parseInt(e.borderRightWidth,10),bottom:parseInt(e.borderBottomWidth,10),left:parseInt(e.borderLeftWidth,10)}} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */const As=["top","right","bottom","left","width","height"];class Ps{constructor(t){const e=xs(t);if(Object.defineProperty(this,"_source",{value:t._source||t,writable:!0,enumerable:!1}),Gn(t)||e)Ts(this,e?Ps.getDomRangeRects(t)[0]:t.getBoundingClientRect());else if(dr(t)){const{innerWidth:e,innerHeight:n}=t;Ts(this,{top:0,right:e,bottom:n,left:0,width:e,height:n})}else Ts(this,t)}clone(){return new Ps(this)}moveTo(t,e){return this.top=e,this.right=t+this.width,this.bottom=e+this.height,this.left=t,this}moveBy(t,e){return this.top+=e,this.right+=t,this.left+=t,this.bottom+=e,this}getIntersection(t){const e={top:Math.max(this.top,t.top),right:Math.min(this.right,t.right),bottom:Math.min(this.bottom,t.bottom),left:Math.max(this.left,t.left)};return e.width=e.right-e.left,e.height=e.bottom-e.top,e.width<0||e.height<0?null:new Ps(e)}getIntersectionArea(t){const e=this.getIntersection(t);return e?e.getArea():0}getArea(){return this.width*this.height}getVisible(){const t=this._source;let e=this.clone();if(!Es(t)){let n=t.parentNode||t.commonAncestorContainer;for(;n&&!Es(n);){const t=new Ps(n),i=e.getIntersection(t);if(!i)return null;i.getArea()Bs(t,i));const s=Bs(t,i);if(Rs(i,s,e),i.parent!=i){if(o=i.frameElement,i=i.parent,!o)return}else i=null}}function Rs(t,e,n){const i=e.clone().moveBy(0,n),o=e.clone().moveBy(0,-n),r=new Ps(t).excludeScrollbarsAndBorders();if(![o,i].every(t=>r.contains(t))){let{scrollX:s,scrollY:a}=t;Ds(o,r)?a-=r.top-e.top+n:Os(i,r)&&(a+=e.bottom-r.bottom+n),Ms(e,r)?s-=r.left-e.left+n:Ns(e,r)&&(s+=e.right-r.right+n),t.scrollTo(s,a)}}function Is(t,e){const n=Vs(t);let i,o;for(;t!=n.document.body;)o=e(),(i=new Ps(t).excludeScrollbarsAndBorders()).contains(o)||(Ds(o,i)?t.scrollTop-=i.top-o.top:Os(o,i)&&(t.scrollTop+=o.bottom-i.bottom),Ms(o,i)?t.scrollLeft-=i.left-o.left:Ns(o,i)&&(t.scrollLeft+=o.right-i.right)),t=t.parentNode}function Os(t,e){return t.bottom>e.bottom}function Ds(t,e){return t.tope.right}function Vs(t){return xs(t)?t.startContainer.ownerDocument.defaultView:t.ownerDocument.defaultView}function Fs(t){if(xs(t)){let e=t.commonAncestorContainer;return Fo(e)&&(e=e.parentNode),e}return t.parentNode}function Bs(t,e){const n=Vs(t),i=new Ps(t);if(n===e)return i;{let t=n;for(;t!=e;){const e=t.frameElement,n=new Ps(e).excludeScrollbarsAndBorders();i.moveBy(n.left,n.top),t=t.parent}}return i} + */function is({target:t,viewportOffset:e=0}){const n=ds(t);let i=n,o=null;for(;i;){let r;r=us(i==n?t:o),rs(r,()=>hs(t,i));const s=hs(t,i);if(os(i,s,e),i.parent!=i){if(o=i.frameElement,i=i.parent,!o)return}else i=null}}function os(t,e,n){const i=e.clone().moveBy(0,n),o=e.clone().moveBy(0,-n),r=new ts(t).excludeScrollbarsAndBorders();if(![o,i].every(t=>r.contains(t))){let{scrollX:s,scrollY:a}=t;as(o,r)?a-=r.top-e.top+n:ss(i,r)&&(a+=e.bottom-r.bottom+n),cs(e,r)?s-=r.left-e.left+n:ls(e,r)&&(s+=e.right-r.right+n),t.scrollTo(s,a)}}function rs(t,e){const n=ds(t);let i,o;for(;t!=n.document.body;)o=e(),i=new ts(t).excludeScrollbarsAndBorders(),i.contains(o)||(as(o,i)?t.scrollTop-=i.top-o.top:ss(o,i)&&(t.scrollTop+=o.bottom-i.bottom),cs(o,i)?t.scrollLeft-=i.left-o.left:ls(o,i)&&(t.scrollLeft+=o.right-i.right)),t=t.parentNode}function ss(t,e){return t.bottom>e.bottom}function as(t,e){return t.tope.right}function ds(t){return Qr(t)?t.startContainer.ownerDocument.defaultView:t.ownerDocument.defaultView}function us(t){if(Qr(t)){let e=t.commonAncestorContainer;return Fo(e)&&(e=e.parentNode),e}return t.parentNode}function hs(t,e){const n=ds(t),i=new ts(t);if(n===e)return i;{let t=n;for(;t!=e;){const e=t.frameElement,n=new ts(e).excludeScrollbarsAndBorders();i.moveBy(n.left,n.top),t=t.parent}}return i} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */Object.assign({},{scrollViewportToShowTarget:Ss,scrollAncestorsToShowTarget:function(t){Is(Fs(t),()=>new Ps(t))}});class Ls{constructor(){this.document=new ao,this.domConverter=new ar,this.domRoots=new Map,this.set("isRenderingInProgress",!1),this._renderer=new Xo(this.domConverter,this.document.selection),this._renderer.bind("isFocused").to(this.document),this._initialDomRootAttributes=new WeakMap,this._observers=new Map,this._ongoingChange=!1,this._postFixersInProgress=!1,this._renderingDisabled=!1,this._hasChangedSinceTheLastRendering=!1,this._writer=new To(this.document),this.addObserver(ts),this.addObserver(ks),this.addObserver(_s),this.addObserver(is),this.addObserver(ws),this.addObserver(vs),go.isAndroid&&this.addObserver(ys),this.document.on("keydown",$o),Co(this),this.on("render",()=>{this._render(),this.document.fire("layoutChanged"),this._hasChangedSinceTheLastRendering=!1}),this.listenTo(this.document.selection,"change",()=>{this._hasChangedSinceTheLastRendering=!0})}attachDomRoot(t,e="main"){const n=this.document.getRoot(e);n._name=t.tagName.toLowerCase();const i={};for(const{name:e,value:o}of Array.from(t.attributes))i[e]=o,"class"===e?this._writer.addClass(o.split(" "),n):this._writer.setAttribute(e,o,n);this._initialDomRootAttributes.set(t,i);const o=()=>{this._writer.setAttribute("contenteditable",!n.isReadOnly,n),n.isReadOnly?this._writer.addClass("ck-read-only",n):this._writer.removeClass("ck-read-only",n)};o(),this.domRoots.set(e,t),this.domConverter.bindElements(t,n),this._renderer.markToSync("children",n),this._renderer.markToSync("attributes",n),this._renderer.domDocuments.add(t.ownerDocument),n.on("change:children",(t,e)=>this._renderer.markToSync("children",e)),n.on("change:attributes",(t,e)=>this._renderer.markToSync("attributes",e)),n.on("change:text",(t,e)=>this._renderer.markToSync("text",e)),n.on("change:isReadOnly",()=>this.change(o)),n.on("change",()=>{this._hasChangedSinceTheLastRendering=!0});for(const n of this._observers.values())n.observe(t,e)}detachDomRoot(t){const e=this.domRoots.get(t);Array.from(e.attributes).forEach(({name:t})=>e.removeAttribute(t));const n=this._initialDomRootAttributes.get(e);for(const t in n)e.setAttribute(t,n[t]);this.domRoots.delete(t),this.domConverter.unbindDomElement(e)}getDomRoot(t="main"){return this.domRoots.get(t)}addObserver(t){let e=this._observers.get(t);if(e)return e;e=new t(this),this._observers.set(t,e);for(const[t,n]of this.domRoots)e.observe(n,t);return e.enable(),e}getObserver(t){return this._observers.get(t)}disableObservers(){for(const t of this._observers.values())t.disable()}enableObservers(){for(const t of this._observers.values())t.enable()}scrollToTheSelection(){const t=this.document.selection.getFirstRange();t&&Ss({target:this.domConverter.viewRangeToDom(t),viewportOffset:20})}focus(){if(!this.document.isFocused){const t=this.document.selection.editableElement;t&&(this.domConverter.focus(t),this.forceRender())}}change(t){if(this.isRenderingInProgress||this._postFixersInProgress)throw new Zn.b("cannot-change-view-tree: Attempting to make changes to the view when it is in an incorrect state: rendering or post-fixers are in progress. This may cause some unexpected behavior and inconsistency between the DOM and the view.",this);try{if(this._ongoingChange)return t(this._writer);this._ongoingChange=!0;const e=t(this._writer);return this._ongoingChange=!1,!this._renderingDisabled&&this._hasChangedSinceTheLastRendering&&(this._postFixersInProgress=!0,this.document._callPostFixers(this._writer),this._postFixersInProgress=!1,this.fire("render")),e}catch(t){Zn.b.rethrowUnexpectedError(t,this)}}forceRender(){this._hasChangedSinceTheLastRendering=!0,this.change(()=>{})}destroy(){for(const t of this._observers.values())t.destroy();this.document.destroy(),this.stopListening()}createPositionAt(t,e){return to._createAt(t,e)}createPositionAfter(t){return to._createAfter(t)}createPositionBefore(t){return to._createBefore(t)}createRange(t,e){return new eo(t,e)}createRangeOn(t){return eo._createOn(t)}createRangeIn(t){return eo._createIn(t)}createSelection(t,e,n){return new oo(t,e,n)}_disableRendering(t){this._renderingDisabled=t,0==t&&this.change(()=>{})}_render(){this.isRenderingInProgress=!0,this.disableObservers(),this._renderer.render(),this.enableObservers(),this.isRenderingInProgress=!1}} + */Object.assign({},{scrollViewportToShowTarget:is,scrollAncestorsToShowTarget:function(t){rs(us(t),()=>new ts(t))}});class fs{constructor(){this.document=new so,this.domConverter=new rr,this.domRoots=new Map,this.set("isRenderingInProgress",!1),this._renderer=new Qo(this.domConverter,this.document.selection),this._renderer.bind("isFocused").to(this.document),this._initialDomRootAttributes=new WeakMap,this._observers=new Map,this._ongoingChange=!1,this._postFixersInProgress=!1,this._renderingDisabled=!1,this._hasChangedSinceTheLastRendering=!1,this._writer=new Po(this.document),this.addObserver(Ir),this.addObserver(Gr),this.addObserver(Kr),this.addObserver(Dr),this.addObserver(Wr),this.addObserver(Jr),po.isAndroid&&this.addObserver(Zr),this.document.on("keydown",Ho),xo(this),this.on("render",()=>{this._render(),this.document.fire("layoutChanged"),this._hasChangedSinceTheLastRendering=!1}),this.listenTo(this.document.selection,"change",()=>{this._hasChangedSinceTheLastRendering=!0})}attachDomRoot(t,e="main"){const n=this.document.getRoot(e);n._name=t.tagName.toLowerCase();const i={};for(const{name:e,value:o}of Array.from(t.attributes))i[e]=o,"class"===e?this._writer.addClass(o.split(" "),n):this._writer.setAttribute(e,o,n);this._initialDomRootAttributes.set(t,i);const o=()=>{this._writer.setAttribute("contenteditable",!n.isReadOnly,n),n.isReadOnly?this._writer.addClass("ck-read-only",n):this._writer.removeClass("ck-read-only",n)};o(),this.domRoots.set(e,t),this.domConverter.bindElements(t,n),this._renderer.markToSync("children",n),this._renderer.markToSync("attributes",n),this._renderer.domDocuments.add(t.ownerDocument),n.on("change:children",(t,e)=>this._renderer.markToSync("children",e)),n.on("change:attributes",(t,e)=>this._renderer.markToSync("attributes",e)),n.on("change:text",(t,e)=>this._renderer.markToSync("text",e)),n.on("change:isReadOnly",()=>this.change(o)),n.on("change",()=>{this._hasChangedSinceTheLastRendering=!0});for(const n of this._observers.values())n.observe(t,e)}detachDomRoot(t){const e=this.domRoots.get(t);Array.from(e.attributes).forEach(({name:t})=>e.removeAttribute(t));const n=this._initialDomRootAttributes.get(e);for(const t in n)e.setAttribute(t,n[t]);this.domRoots.delete(t),this.domConverter.unbindDomElement(e)}getDomRoot(t="main"){return this.domRoots.get(t)}addObserver(t){let e=this._observers.get(t);if(e)return e;e=new t(this),this._observers.set(t,e);for(const[t,n]of this.domRoots)e.observe(n,t);return e.enable(),e}getObserver(t){return this._observers.get(t)}disableObservers(){for(const t of this._observers.values())t.disable()}enableObservers(){for(const t of this._observers.values())t.enable()}scrollToTheSelection(){const t=this.document.selection.getFirstRange();t&&is({target:this.domConverter.viewRangeToDom(t),viewportOffset:20})}focus(){if(!this.document.isFocused){const t=this.document.selection.editableElement;t&&(this.domConverter.focus(t),this.forceRender())}}change(t){if(this.isRenderingInProgress||this._postFixersInProgress)throw new fn.b("cannot-change-view-tree: Attempting to make changes to the view when it is in an incorrect state: rendering or post-fixers are in progress. This may cause some unexpected behavior and inconsistency between the DOM and the view.",this);try{if(this._ongoingChange)return t(this._writer);this._ongoingChange=!0;const e=t(this._writer);return this._ongoingChange=!1,!this._renderingDisabled&&this._hasChangedSinceTheLastRendering&&(this._postFixersInProgress=!0,this.document._callPostFixers(this._writer),this._postFixersInProgress=!1,this.fire("render")),e}catch(t){fn.b.rethrowUnexpectedError(t,this)}}forceRender(){this._hasChangedSinceTheLastRendering=!0,this.change(()=>{})}destroy(){for(const t of this._observers.values())t.destroy();this.document.destroy(),this.stopListening()}createPositionAt(t,e){return to._createAt(t,e)}createPositionAfter(t){return to._createAfter(t)}createPositionBefore(t){return to._createBefore(t)}createRange(t,e){return new eo(t,e)}createRangeOn(t){return eo._createOn(t)}createRangeIn(t){return eo._createIn(t)}createSelection(t,e,n){return new oo(t,e,n)}_disableRendering(t){this._renderingDisabled=t,0==t&&this.change(()=>{})}_render(){this.isRenderingInProgress=!0,this.disableObservers(),this._renderer.render(),this.enableObservers(),this.isRenderingInProgress=!1}}xn(fs,Hi); /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license */ -function zs(t){return P(t)?bi(t):new Map(t)} -/** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. - * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */di(Ls,Hi);class qs{constructor(t){this.parent=null,this._attrs=zs(t)}get index(){let t;if(!this.parent)return null;if(null===(t=this.parent.getChildIndex(this)))throw new Zn.b("model-node-not-found-in-parent: The node's parent does not contain this node.",this);return t}get startOffset(){let t;if(!this.parent)return null;if(null===(t=this.parent.getChildStartOffset(this)))throw new Zn.b("model-node-not-found-in-parent: The node's parent does not contain this node.",this);return t}get offsetSize(){return 1}get endOffset(){return this.parent?this.startOffset+this.offsetSize:null}get nextSibling(){const t=this.index;return null!==t&&this.parent.getChild(t+1)||null}get previousSibling(){const t=this.index;return null!==t&&this.parent.getChild(t-1)||null}get root(){let t=this;for(;t.parent;)t=t.parent;return t}get document(){return this.root==this?null:this.root.document||null}getPath(){const t=[];let e=this;for(;e.parent;)t.unshift(e.startOffset),e=e.parent;return t}getAncestors(t={includeSelf:!1,parentFirst:!1}){const e=[];let n=t.includeSelf?this:this.parent;for(;n;)e[t.parentFirst?"push":"unshift"](n),n=n.parent;return e}getCommonAncestor(t,e={}){const n=this.getAncestors(e),i=t.getAncestors(e);let o=0;for(;n[o]==i[o]&&n[o];)o++;return 0===o?null:n[o-1]}isBefore(t){if(this==t)return!1;if(this.root!==t.root)return!1;const e=this.getPath(),n=t.getPath(),i=ui(e,n);switch(i){case"prefix":return!0;case"extension":return!1;default:return e[i](t[e[0]]=e[1],t),{})),t}is(t){return"node"==t||"model:node"==t}_clone(){return new qs(this._attrs)}_remove(){this.parent._removeChildren(this.index)}_setAttribute(t,e){this._attrs.set(t,e)}_setAttributesTo(t){this._attrs=zs(t)}_removeAttribute(t){return this._attrs.delete(t)}_clearAttributes(){this._attrs.clear()}} +class ps{constructor(t){this.parent=null,this._attrs=Vn(t)}get index(){let t;if(!this.parent)return null;if(null===(t=this.parent.getChildIndex(this)))throw new fn.b("model-node-not-found-in-parent: The node's parent does not contain this node.",this);return t}get startOffset(){let t;if(!this.parent)return null;if(null===(t=this.parent.getChildStartOffset(this)))throw new fn.b("model-node-not-found-in-parent: The node's parent does not contain this node.",this);return t}get offsetSize(){return 1}get endOffset(){return this.parent?this.startOffset+this.offsetSize:null}get nextSibling(){const t=this.index;return null!==t&&this.parent.getChild(t+1)||null}get previousSibling(){const t=this.index;return null!==t&&this.parent.getChild(t-1)||null}get root(){let t=this;for(;t.parent;)t=t.parent;return t}get document(){return this.root==this?null:this.root.document||null}getPath(){const t=[];let e=this;for(;e.parent;)t.unshift(e.startOffset),e=e.parent;return t}getAncestors(t={includeSelf:!1,parentFirst:!1}){const e=[];let n=t.includeSelf?this:this.parent;for(;n;)e[t.parentFirst?"push":"unshift"](n),n=n.parent;return e}getCommonAncestor(t,e={}){const n=this.getAncestors(e),i=t.getAncestors(e);let o=0;for(;n[o]==i[o]&&n[o];)o++;return 0===o?null:n[o-1]}isBefore(t){if(this==t)return!1;if(this.root!==t.root)return!1;const e=this.getPath(),n=t.getPath(),i=On(e,n);switch(i){case"prefix":return!0;case"extension":return!1;default:return e[i](t[e[0]]=e[1],t),{})),t}is(t){return"node"==t||"model:node"==t}_clone(){return new ps(this._attrs)}_remove(){this.parent._removeChildren(this.index)}_setAttribute(t,e){this._attrs.set(t,e)}_setAttributesTo(t){this._attrs=Vn(t)}_removeAttribute(t){return this._attrs.delete(t)}_clearAttributes(){this._attrs.clear()}} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */class js extends qs{constructor(t,e){super(e),this._data=t||""}get offsetSize(){return this.data.length}get data(){return this._data}is(t){return"text"==t||"model:text"==t||super.is(t)}toJSON(){const t=super.toJSON();return t.data=this.data,t}_clone(){return new js(this.data,this.getAttributes())}static fromJSON(t){return new js(t.data,t.attributes)}} + */class ms extends ps{constructor(t,e){super(e),this._data=t||""}get offsetSize(){return this.data.length}get data(){return this._data}is(t){return"text"==t||"model:text"==t||super.is(t)}toJSON(){const t=super.toJSON();return t.data=this.data,t}_clone(){return new ms(this.data,this.getAttributes())}static fromJSON(t){return new ms(t.data,t.attributes)}} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */class Hs{constructor(t,e,n){if(this.textNode=t,e<0||e>t.offsetSize)throw new Zn.b("model-textproxy-wrong-offsetintext: Given offsetInText value is incorrect.",this);if(n<0||e+n>t.offsetSize)throw new Zn.b("model-textproxy-wrong-length: Given length value is incorrect.",this);this.data=t.data.substring(e,e+n),this.offsetInText=e}get startOffset(){return null!==this.textNode.startOffset?this.textNode.startOffset+this.offsetInText:null}get offsetSize(){return this.data.length}get endOffset(){return null!==this.startOffset?this.startOffset+this.offsetSize:null}get isPartial(){return this.offsetSize!==this.textNode.offsetSize}get parent(){return this.textNode.parent}get root(){return this.textNode.root}get document(){return this.textNode.document}is(t){return"textProxy"==t||"model:textProxy"==t}getPath(){const t=this.textNode.getPath();return t.length>0&&(t[t.length-1]+=this.offsetInText),t}getAncestors(t={includeSelf:!1,parentFirst:!1}){const e=[];let n=t.includeSelf?this:this.parent;for(;n;)e[t.parentFirst?"push":"unshift"](n),n=n.parent;return e}hasAttribute(t){return this.textNode.hasAttribute(t)}getAttribute(t){return this.textNode.getAttribute(t)}getAttributes(){return this.textNode.getAttributes()}getAttributeKeys(){return this.textNode.getAttributeKeys()}} + */class gs{constructor(t,e,n){if(this.textNode=t,e<0||e>t.offsetSize)throw new fn.b("model-textproxy-wrong-offsetintext: Given offsetInText value is incorrect.",this);if(n<0||e+n>t.offsetSize)throw new fn.b("model-textproxy-wrong-length: Given length value is incorrect.",this);this.data=t.data.substring(e,e+n),this.offsetInText=e}get startOffset(){return null!==this.textNode.startOffset?this.textNode.startOffset+this.offsetInText:null}get offsetSize(){return this.data.length}get endOffset(){return null!==this.startOffset?this.startOffset+this.offsetSize:null}get isPartial(){return this.offsetSize!==this.textNode.offsetSize}get parent(){return this.textNode.parent}get root(){return this.textNode.root}get document(){return this.textNode.document}is(t){return"textProxy"==t||"model:textProxy"==t}getPath(){const t=this.textNode.getPath();return t.length>0&&(t[t.length-1]+=this.offsetInText),t}getAncestors(t={includeSelf:!1,parentFirst:!1}){const e=[];let n=t.includeSelf?this:this.parent;for(;n;)e[t.parentFirst?"push":"unshift"](n),n=n.parent;return e}hasAttribute(t){return this.textNode.hasAttribute(t)}getAttribute(t){return this.textNode.getAttribute(t)}getAttributes(){return this.textNode.getAttributes()}getAttributeKeys(){return this.textNode.getAttributeKeys()}} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */class Us{constructor(t){this._nodes=[],t&&this._insertNodes(0,t)}[Symbol.iterator](){return this._nodes[Symbol.iterator]()}get length(){return this._nodes.length}get maxOffset(){return this._nodes.reduce((t,e)=>t+e.offsetSize,0)}getNode(t){return this._nodes[t]||null}getNodeIndex(t){const e=this._nodes.indexOf(t);return-1==e?null:e}getNodeStartOffset(t){const e=this.getNodeIndex(t);return null===e?null:this._nodes.slice(0,e).reduce((t,e)=>t+e.offsetSize,0)}indexToOffset(t){if(t==this._nodes.length)return this.maxOffset;const e=this._nodes[t];if(!e)throw new Zn.b("model-nodelist-index-out-of-bounds: Given index cannot be found in the node list.",this);return this.getNodeStartOffset(e)}offsetToIndex(t){let e=0;for(const n of this._nodes){if(t>=e&&tt.toJSON())}} + */class bs{constructor(t){this._nodes=[],t&&this._insertNodes(0,t)}[Symbol.iterator](){return this._nodes[Symbol.iterator]()}get length(){return this._nodes.length}get maxOffset(){return this._nodes.reduce((t,e)=>t+e.offsetSize,0)}getNode(t){return this._nodes[t]||null}getNodeIndex(t){const e=this._nodes.indexOf(t);return-1==e?null:e}getNodeStartOffset(t){const e=this.getNodeIndex(t);return null===e?null:this._nodes.slice(0,e).reduce((t,e)=>t+e.offsetSize,0)}indexToOffset(t){if(t==this._nodes.length)return this.maxOffset;const e=this._nodes[t];if(!e)throw new fn.b("model-nodelist-index-out-of-bounds: Given index cannot be found in the node list.",this);return this.getNodeStartOffset(e)}offsetToIndex(t){let e=0;for(const n of this._nodes){if(t>=e&&tt.toJSON())}} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */class $s extends qs{constructor(t,e,n){super(e),this.name=t,this._children=new Us,n&&this._insertChild(0,n)}get childCount(){return this._children.length}get maxOffset(){return this._children.maxOffset}get isEmpty(){return 0===this.childCount}is(t,e=null){const n=t.replace(/^model:/,"");return e?"element"==n&&e==this.name:"element"==n||n==this.name||super.is(t)}getChild(t){return this._children.getNode(t)}getChildren(){return this._children[Symbol.iterator]()}getChildIndex(t){return this._children.getNodeIndex(t)}getChildStartOffset(t){return this._children.getNodeStartOffset(t)}offsetToIndex(t){return this._children.offsetToIndex(t)}getNodeByPath(t){let e=this;for(const n of t)e=e.getChild(e.offsetToIndex(n));return e}toJSON(){const t=super.toJSON();if(t.name=this.name,this._children.length>0){t.children=[];for(const e of this._children)t.children.push(e.toJSON())}return t}_clone(t=!1){const e=t?Array.from(this._children).map(t=>t._clone(!0)):null;return new $s(this.name,this.getAttributes(),e)}_appendChild(t){this._insertChild(this.childCount,t)}_insertChild(t,e){const n=function(t){if("string"==typeof t)return[new js(t)];wi(t)||(t=[t]);return Array.from(t).map(t=>"string"==typeof t?new js(t):t instanceof Hs?new js(t.data,t.getAttributes()):t)} + */class ws extends ps{constructor(t,e,n){super(e),this.name=t,this._children=new bs,n&&this._insertChild(0,n)}get childCount(){return this._children.length}get maxOffset(){return this._children.maxOffset}get isEmpty(){return 0===this.childCount}is(t,e=null){const n=t.replace(/^model:/,"");return e?"element"==n&&e==this.name:"element"==n||n==this.name||super.is(t)}getChild(t){return this._children.getNode(t)}getChildren(){return this._children[Symbol.iterator]()}getChildIndex(t){return this._children.getNodeIndex(t)}getChildStartOffset(t){return this._children.getNodeStartOffset(t)}offsetToIndex(t){return this._children.offsetToIndex(t)}getNodeByPath(t){let e=this;for(const n of t)e=e.getChild(e.offsetToIndex(n));return e}toJSON(){const t=super.toJSON();if(t.name=this.name,this._children.length>0){t.children=[];for(const e of this._children)t.children.push(e.toJSON())}return t}_clone(t=!1){const e=t?Array.from(this._children).map(t=>t._clone(!0)):null;return new ws(this.name,this.getAttributes(),e)}_appendChild(t){this._insertChild(this.childCount,t)}_insertChild(t,e){const n=function(t){if("string"==typeof t)return[new ms(t)];Fn(t)||(t=[t]);return Array.from(t).map(t=>"string"==typeof t?new ms(t):t instanceof gs?new ms(t.data,t.getAttributes()):t)} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */(e);for(const t of n)null!==t.parent&&t._remove(),t.parent=this;this._children._insertNodes(t,n)}_removeChildren(t,e=1){const n=this._children._removeNodes(t,e);for(const t of n)t.parent=null;return n}static fromJSON(t){let e=null;if(t.children){e=[];for(const n of t.children)n.name?e.push($s.fromJSON(n)):e.push(js.fromJSON(n))}return new $s(t.name,t.attributes,e)}}class Ws{constructor(t={}){if(!t.boundaries&&!t.startPosition)throw new Zn.b("model-tree-walker-no-start-position: Neither boundaries nor starting position have been defined.",null);const e=t.direction||"forward";if("forward"!=e&&"backward"!=e)throw new Zn.b("model-tree-walker-unknown-direction: Only `backward` and `forward` direction allowed.",t,{direction:e});this.direction=e,this.boundaries=t.boundaries||null,t.startPosition?this.position=t.startPosition.clone():this.position=Js._createAt(this.boundaries["backward"==this.direction?"end":"start"]),this.position.stickiness="toNone",this.singleCharacters=!!t.singleCharacters,this.shallow=!!t.shallow,this.ignoreElementEnd=!!t.ignoreElementEnd,this._boundaryStartParent=this.boundaries?this.boundaries.start.parent:null,this._boundaryEndParent=this.boundaries?this.boundaries.end.parent:null,this._visitedParent=this.position.parent}[Symbol.iterator](){return this}skip(t){let e,n,i,o;do{i=this.position,o=this._visitedParent,({done:e,value:n}=this.next())}while(!e&&t(n));e||(this.position=i,this._visitedParent=o)}next(){return"forward"==this.direction?this._next():this._previous()}_next(){const t=this.position,e=this.position.clone(),n=this._visitedParent;if(null===n.parent&&e.offset===n.maxOffset)return{done:!0};if(n===this._boundaryEndParent&&e.offset==this.boundaries.end.offset)return{done:!0};const i=e.textNode?e.textNode:e.nodeAfter;if(i instanceof $s)return this.shallow?e.offset++:(e.path.push(0),this._visitedParent=i),this.position=e,Gs("elementStart",i,t,e,1);if(i instanceof js){let o;if(this.singleCharacters)o=1;else{let t=i.endOffset;this._boundaryEndParent==n&&this.boundaries.end.offsett&&(t=this.boundaries.start.offset),o=e.offset-t}const r=e.offset-i.startOffset,s=new Hs(i,r-o,o);return e.offset-=o,this.position=e,Gs("text",s,t,e,o)}return e.path.pop(),this.position=e,this._visitedParent=n.parent,Gs("elementStart",n,t,e,1)}}function Gs(t,e,n,i,o){return{done:!1,value:{type:t,item:e,previousPosition:n,nextPosition:i,length:o}}}var Ks=function(t){var e=null==t?0:t.length;return e?t[e-1]:void 0}; + */(e);for(const t of n)null!==t.parent&&t._remove(),t.parent=this;this._children._insertNodes(t,n)}_removeChildren(t,e=1){const n=this._children._removeNodes(t,e);for(const t of n)t.parent=null;return n}static fromJSON(t){let e=null;if(t.children){e=[];for(const n of t.children)n.name?e.push(ws.fromJSON(n)):e.push(ms.fromJSON(n))}return new ws(t.name,t.attributes,e)}}class _s{constructor(t={}){if(!t.boundaries&&!t.startPosition)throw new fn.b("model-tree-walker-no-start-position: Neither boundaries nor starting position have been defined.",null);const e=t.direction||"forward";if("forward"!=e&&"backward"!=e)throw new fn.b("model-tree-walker-unknown-direction: Only `backward` and `forward` direction allowed.",t,{direction:e});this.direction=e,this.boundaries=t.boundaries||null,t.startPosition?this.position=t.startPosition.clone():this.position=vs._createAt(this.boundaries["backward"==this.direction?"end":"start"]),this.position.stickiness="toNone",this.singleCharacters=!!t.singleCharacters,this.shallow=!!t.shallow,this.ignoreElementEnd=!!t.ignoreElementEnd,this._boundaryStartParent=this.boundaries?this.boundaries.start.parent:null,this._boundaryEndParent=this.boundaries?this.boundaries.end.parent:null,this._visitedParent=this.position.parent}[Symbol.iterator](){return this}skip(t){let e,n,i,o;do{i=this.position,o=this._visitedParent,({done:e,value:n}=this.next())}while(!e&&t(n));e||(this.position=i,this._visitedParent=o)}next(){return"forward"==this.direction?this._next():this._previous()}_next(){const t=this.position,e=this.position.clone(),n=this._visitedParent;if(null===n.parent&&e.offset===n.maxOffset)return{done:!0};if(n===this._boundaryEndParent&&e.offset==this.boundaries.end.offset)return{done:!0};const i=e.textNode?e.textNode:e.nodeAfter;if(i instanceof ws)return this.shallow?e.offset++:(e.path.push(0),this._visitedParent=i),this.position=e,ks("elementStart",i,t,e,1);if(i instanceof ms){let o;if(this.singleCharacters)o=1;else{let t=i.endOffset;this._boundaryEndParent==n&&this.boundaries.end.offsett&&(t=this.boundaries.start.offset),o=e.offset-t}const r=e.offset-i.startOffset,s=new gs(i,r-o,o);return e.offset-=o,this.position=e,ks("text",s,t,e,o)}return e.path.pop(),this.position=e,this._visitedParent=n.parent,ks("elementStart",n,t,e,1)}}function ks(t,e,n,i,o){return{done:!1,value:{type:t,item:e,previousPosition:n,nextPosition:i,length:o}}} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */class Js{constructor(t,e,n="toNone"){if(!t.is("element")&&!t.is("documentFragment"))throw new Zn.b("model-position-root-invalid: Position root invalid.",t);if(!(e instanceof Array)||0===e.length)throw new Zn.b("model-position-path-incorrect-format: Position path must be an array with at least one item.",t,{path:e});e=t.getPath().concat(e),t=t.root,this.root=t,this.path=e,this.stickiness=n}get offset(){return Ks(this.path)}set offset(t){this.path[this.path.length-1]=t}get parent(){let t=this.root;for(let e=0;en.path.length){if(e.offset!==i.maxOffset)return!1;e.path=e.path.slice(0,-1),i=i.parent,e.offset++}else{if(0!==n.offset)return!1;n.path=n.path.slice(0,-1)}}}is(t){return"position"==t||"model:position"==t}hasSameParentAs(t){if(this.root!==t.root)return!1;return"same"==ui(this.getParentPath(),t.getParentPath())}getTransformedByOperation(t){let e;switch(t.type){case"insert":e=this._getTransformedByInsertOperation(t);break;case"move":case"remove":case"reinsert":e=this._getTransformedByMoveOperation(t);break;case"split":e=this._getTransformedBySplitOperation(t);break;case"merge":e=this._getTransformedByMergeOperation(t);break;default:e=Js._createAt(this)}return e}_getTransformedByInsertOperation(t){return this._getTransformedByInsertion(t.position,t.howMany)}_getTransformedByMoveOperation(t){return this._getTransformedByMove(t.sourcePosition,t.targetPosition,t.howMany)}_getTransformedBySplitOperation(t){const e=t.movedRange;return e.containsPosition(this)||e.start.isEqual(this)&&"toNext"==this.stickiness?this._getCombined(t.splitPosition,t.moveTargetPosition):t.graveyardPosition?this._getTransformedByMove(t.graveyardPosition,t.insertionPosition,1):this._getTransformedByInsertion(t.insertionPosition,1)}_getTransformedByMergeOperation(t){const e=t.movedRange;let n;return e.containsPosition(this)||e.start.isEqual(this)?(n=this._getCombined(t.sourcePosition,t.targetPosition),t.sourcePosition.isBefore(t.targetPosition)&&(n=n._getTransformedByDeletion(t.deletionPosition,1))):n=this.isEqual(t.deletionPosition)?Js._createAt(t.deletionPosition):this._getTransformedByMove(t.deletionPosition,t.graveyardPosition,1),n}_getTransformedByDeletion(t,e){const n=Js._createAt(this);if(this.root!=t.root)return n;if("same"==ui(t.getParentPath(),this.getParentPath())){if(t.offsetthis.offset)return null;n.offset-=e}}else if("prefix"==ui(t.getParentPath(),this.getParentPath())){const i=t.path.length-1;if(t.offset<=this.path[i]){if(t.offset+e>this.path[i])return null;n.path[i]-=e}}return n}_getTransformedByInsertion(t,e){const n=Js._createAt(this);if(this.root!=t.root)return n;if("same"==ui(t.getParentPath(),this.getParentPath()))(t.offsetn.path.length){if(e.offset!==i.maxOffset)return!1;e.path=e.path.slice(0,-1),i=i.parent,e.offset++}else{if(0!==n.offset)return!1;n.path=n.path.slice(0,-1)}}}is(t){return"position"==t||"model:position"==t}hasSameParentAs(t){if(this.root!==t.root)return!1;return"same"==On(this.getParentPath(),t.getParentPath())}getTransformedByOperation(t){let e;switch(t.type){case"insert":e=this._getTransformedByInsertOperation(t);break;case"move":case"remove":case"reinsert":e=this._getTransformedByMoveOperation(t);break;case"split":e=this._getTransformedBySplitOperation(t);break;case"merge":e=this._getTransformedByMergeOperation(t);break;default:e=vs._createAt(this)}return e}_getTransformedByInsertOperation(t){return this._getTransformedByInsertion(t.position,t.howMany)}_getTransformedByMoveOperation(t){return this._getTransformedByMove(t.sourcePosition,t.targetPosition,t.howMany)}_getTransformedBySplitOperation(t){const e=t.movedRange;return e.containsPosition(this)||e.start.isEqual(this)&&"toNext"==this.stickiness?this._getCombined(t.splitPosition,t.moveTargetPosition):t.graveyardPosition?this._getTransformedByMove(t.graveyardPosition,t.insertionPosition,1):this._getTransformedByInsertion(t.insertionPosition,1)}_getTransformedByMergeOperation(t){const e=t.movedRange;let n;return e.containsPosition(this)||e.start.isEqual(this)?(n=this._getCombined(t.sourcePosition,t.targetPosition),t.sourcePosition.isBefore(t.targetPosition)&&(n=n._getTransformedByDeletion(t.deletionPosition,1))):n=this.isEqual(t.deletionPosition)?vs._createAt(t.deletionPosition):this._getTransformedByMove(t.deletionPosition,t.graveyardPosition,1),n}_getTransformedByDeletion(t,e){const n=vs._createAt(this);if(this.root!=t.root)return n;if("same"==On(t.getParentPath(),this.getParentPath())){if(t.offsetthis.offset)return null;n.offset-=e}}else if("prefix"==On(t.getParentPath(),this.getParentPath())){const i=t.path.length-1;if(t.offset<=this.path[i]){if(t.offset+e>this.path[i])return null;n.path[i]-=e}}return n}_getTransformedByInsertion(t,e){const n=vs._createAt(this);if(this.root!=t.root)return n;if("same"==On(t.getParentPath(),this.getParentPath()))(t.offsete+1;){const e=i.maxOffset-n.offset;0!==e&&t.push(new Zs(n,n.getShiftedBy(e))),n.path=n.path.slice(0,-1),n.offset++,i=i.parent}for(;n.path.length<=this.end.path.length;){const e=this.end.path[n.path.length-1],i=e-n.offset;0!==i&&t.push(new Zs(n,n.getShiftedBy(i))),n.offset=e,n.path.push(0)}return t}getWalker(t={}){return t.boundaries=this,new Ws(t)}*getItems(t={}){t.boundaries=this,t.ignoreElementEnd=!0;const e=new Ws(t);for(const t of e)yield t.item}*getPositions(t={}){t.boundaries=this;const e=new Ws(t);yield e.position;for(const t of e)yield t.nextPosition}getTransformedByOperation(t){switch(t.type){case"insert":return this._getTransformedByInsertOperation(t);case"move":case"remove":case"reinsert":return this._getTransformedByMoveOperation(t);case"split":return[this._getTransformedBySplitOperation(t)];case"merge":return[this._getTransformedByMergeOperation(t)]}return[new Zs(this.start,this.end)]}getTransformedByOperations(t){const e=[new Zs(this.start,this.end)];for(const n of t)for(let t=0;t0?new this(n,i):new this(i,n)}static _createIn(t){return new this(Js._createAt(t,0),Js._createAt(t,t.maxOffset))}static _createOn(t){return this._createFromPositionAndShift(Js._createBefore(t),t.offsetSize)}static _createFromRanges(t){if(0===t.length)throw new Zn.b("range-create-from-ranges-empty-array: At least one range has to be passed.",null);if(1==t.length)return t[0].clone();const e=t[0];t.sort((t,e)=>t.start.isAfter(e.start)?1:-1);const n=t.indexOf(e),i=new this(e.start,e.end);if(n>0)for(let e=n-1;t[e].end.isEqual(i.start);e++)i.start=Js._createAt(t[e].start);for(let e=n+1;ee+1;){const e=i.maxOffset-n.offset;0!==e&&t.push(new ys(n,n.getShiftedBy(e))),n.path=n.path.slice(0,-1),n.offset++,i=i.parent}for(;n.path.length<=this.end.path.length;){const e=this.end.path[n.path.length-1],i=e-n.offset;0!==i&&t.push(new ys(n,n.getShiftedBy(i))),n.offset=e,n.path.push(0)}return t}getWalker(t={}){return t.boundaries=this,new _s(t)}*getItems(t={}){t.boundaries=this,t.ignoreElementEnd=!0;const e=new _s(t);for(const t of e)yield t.item}*getPositions(t={}){t.boundaries=this;const e=new _s(t);yield e.position;for(const t of e)yield t.nextPosition}getTransformedByOperation(t){switch(t.type){case"insert":return this._getTransformedByInsertOperation(t);case"move":case"remove":case"reinsert":return this._getTransformedByMoveOperation(t);case"split":return[this._getTransformedBySplitOperation(t)];case"merge":return[this._getTransformedByMergeOperation(t)]}return[new ys(this.start,this.end)]}getTransformedByOperations(t){const e=[new ys(this.start,this.end)];for(const n of t)for(let t=0;t0?new this(n,i):new this(i,n)}static _createIn(t){return new this(vs._createAt(t,0),vs._createAt(t,t.maxOffset))}static _createOn(t){return this._createFromPositionAndShift(vs._createBefore(t),t.offsetSize)}static _createFromRanges(t){if(0===t.length)throw new fn.b("range-create-from-ranges-empty-array: At least one range has to be passed.",null);if(1==t.length)return t[0].clone();const e=t[0];t.sort((t,e)=>t.start.isAfter(e.start)?1:-1);const n=t.indexOf(e),i=new this(e.start,e.end);if(n>0)for(let e=n-1;t[e].end.isEqual(i.start);e++)i.start=vs._createAt(t[e].start);for(let e=n+1;e{if(e.viewPosition)return;const n=this._modelToViewMapping.get(e.modelPosition.parent);e.viewPosition=this._findPositionIn(n,e.modelPosition.offset)},{priority:"low"}),this.on("viewToModelPosition",(t,e)=>{if(e.modelPosition)return;const n=this.findMappedViewAncestor(e.viewPosition),i=this._viewToModelMapping.get(n),o=this._toModelOffset(e.viewPosition.parent,e.viewPosition.offset,n);e.modelPosition=Js._createAt(i,o)},{priority:"low"})}bindElements(t,e){this._modelToViewMapping.set(t,e),this._viewToModelMapping.set(e,t)}unbindViewElement(t){const e=this.toModelElement(t);if(this._viewToModelMapping.delete(t),this._elementToMarkerNames.has(t))for(const e of this._elementToMarkerNames.get(t))this._unboundMarkerNames.add(e);this._modelToViewMapping.get(e)==t&&this._modelToViewMapping.delete(e)}unbindModelElement(t){const e=this.toViewElement(t);this._modelToViewMapping.delete(t),this._viewToModelMapping.get(e)==t&&this._viewToModelMapping.delete(e)}bindElementToMarker(t,e){const n=this._markerNameToElements.get(e)||new Set;n.add(t);const i=this._elementToMarkerNames.get(t)||new Set;i.add(e),this._markerNameToElements.set(e,n),this._elementToMarkerNames.set(t,i)}unbindElementFromMarkerName(t,e){const n=this._markerNameToElements.get(e);n&&(n.delete(t),0==n.size&&this._markerNameToElements.delete(e));const i=this._elementToMarkerNames.get(t);i&&(i.delete(e),0==i.size&&this._elementToMarkerNames.delete(t))}flushUnboundMarkerNames(){const t=Array.from(this._unboundMarkerNames);return this._unboundMarkerNames.clear(),t}clearBindings(){this._modelToViewMapping=new WeakMap,this._viewToModelMapping=new WeakMap,this._markerNameToElements=new Map,this._elementToMarkerNames=new Map,this._unboundMarkerNames=new Set}toModelElement(t){return this._viewToModelMapping.get(t)}toViewElement(t){return this._modelToViewMapping.get(t)}toModelRange(t){return new Zs(this.toModelPosition(t.start),this.toModelPosition(t.end))}toViewRange(t){return new eo(this.toViewPosition(t.start),this.toViewPosition(t.end))}toModelPosition(t){const e={viewPosition:t,mapper:this};return this.fire("viewToModelPosition",e),e.modelPosition}toViewPosition(t,e={isPhantom:!1}){const n={modelPosition:t,mapper:this,isPhantom:e.isPhantom};return this.fire("modelToViewPosition",n),n.viewPosition}markerNameToElements(t){const e=this._markerNameToElements.get(t);if(!e)return null;const n=new Set;for(const t of e)if(t.is("attributeElement"))for(const e of t.getElementsWithSameId())n.add(e);else n.add(t);return n}registerViewToModelLength(t,e){this._viewToModelLengthCallbacks.set(t,e)}findMappedViewAncestor(t){let e=t.parent;for(;!this._viewToModelMapping.has(e);)e=e.parent;return e}_toModelOffset(t,e,n){if(n!=t){return this._toModelOffset(t.parent,t.index,n)+this._toModelOffset(t,e,t)}if(t.is("text"))return e;let i=0;for(let n=0;n{if(e.viewPosition)return;const n=this._modelToViewMapping.get(e.modelPosition.parent);e.viewPosition=this._findPositionIn(n,e.modelPosition.offset)},{priority:"low"}),this.on("viewToModelPosition",(t,e)=>{if(e.modelPosition)return;const n=this.findMappedViewAncestor(e.viewPosition),i=this._viewToModelMapping.get(n),o=this._toModelOffset(e.viewPosition.parent,e.viewPosition.offset,n);e.modelPosition=vs._createAt(i,o)},{priority:"low"})}bindElements(t,e){this._modelToViewMapping.set(t,e),this._viewToModelMapping.set(e,t)}unbindViewElement(t){const e=this.toModelElement(t);if(this._viewToModelMapping.delete(t),this._elementToMarkerNames.has(t))for(const e of this._elementToMarkerNames.get(t))this._unboundMarkerNames.add(e);this._modelToViewMapping.get(e)==t&&this._modelToViewMapping.delete(e)}unbindModelElement(t){const e=this.toViewElement(t);this._modelToViewMapping.delete(t),this._viewToModelMapping.get(e)==t&&this._viewToModelMapping.delete(e)}bindElementToMarker(t,e){const n=this._markerNameToElements.get(e)||new Set;n.add(t);const i=this._elementToMarkerNames.get(t)||new Set;i.add(e),this._markerNameToElements.set(e,n),this._elementToMarkerNames.set(t,i)}unbindElementFromMarkerName(t,e){const n=this._markerNameToElements.get(e);n&&(n.delete(t),0==n.size&&this._markerNameToElements.delete(e));const i=this._elementToMarkerNames.get(t);i&&(i.delete(e),0==i.size&&this._elementToMarkerNames.delete(t))}flushUnboundMarkerNames(){const t=Array.from(this._unboundMarkerNames);return this._unboundMarkerNames.clear(),t}clearBindings(){this._modelToViewMapping=new WeakMap,this._viewToModelMapping=new WeakMap,this._markerNameToElements=new Map,this._elementToMarkerNames=new Map,this._unboundMarkerNames=new Set}toModelElement(t){return this._viewToModelMapping.get(t)}toViewElement(t){return this._modelToViewMapping.get(t)}toModelRange(t){return new ys(this.toModelPosition(t.start),this.toModelPosition(t.end))}toViewRange(t){return new eo(this.toViewPosition(t.start),this.toViewPosition(t.end))}toModelPosition(t){const e={viewPosition:t,mapper:this};return this.fire("viewToModelPosition",e),e.modelPosition}toViewPosition(t,e={isPhantom:!1}){const n={modelPosition:t,mapper:this,isPhantom:e.isPhantom};return this.fire("modelToViewPosition",n),n.viewPosition}markerNameToElements(t){const e=this._markerNameToElements.get(t);if(!e)return null;const n=new Set;for(const t of e)if(t.is("attributeElement"))for(const e of t.getElementsWithSameId())n.add(e);else n.add(t);return n}registerViewToModelLength(t,e){this._viewToModelLengthCallbacks.set(t,e)}findMappedViewAncestor(t){let e=t.parent;for(;!this._viewToModelMapping.has(e);)e=e.parent;return e}_toModelOffset(t,e,n){if(n!=t){return this._toModelOffset(t.parent,t.index,n)+this._toModelOffset(t,e,t)}if(t.is("text"))return e;let i=0;for(let n=0;n1?e[0]+":"+e[1]:e[0]} -/** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. - * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */class ta{constructor(t){this.conversionApi=Bi({dispatcher:this},t)}convertChanges(t,e,n){for(const e of t.getMarkersToRemove())this.convertMarkerRemove(e.name,e.range,n);for(const e of t.getChanges())"insert"==e.type?this.convertInsert(Zs._createFromPositionAndShift(e.position,e.length),n):"remove"==e.type?this.convertRemove(e.position,e.length,e.name,n):this.convertAttribute(e.range,e.attributeKey,e.attributeOldValue,e.attributeNewValue,n);for(const t of this.conversionApi.mapper.flushUnboundMarkerNames()){const i=e.get(t).getRange();this.convertMarkerRemove(t,i,n),this.convertMarkerAdd(t,i,n)}for(const e of t.getMarkersToAdd())this.convertMarkerAdd(e.name,e.range,n)}convertInsert(t,e){this.conversionApi.writer=e,this.conversionApi.consumable=this._createInsertConsumable(t);for(const e of t){const t=e.item,n={item:t,range:Zs._createFromPositionAndShift(e.previousPosition,e.length)};this._testAndFire("insert",n);for(const e of t.getAttributeKeys())n.attributeKey=e,n.attributeOldValue=null,n.attributeNewValue=t.getAttribute(e),this._testAndFire(`attribute:${e}`,n)}this._clearConversionApi()}convertRemove(t,e,n,i){this.conversionApi.writer=i,this.fire("remove:"+n,{position:t,length:e},this.conversionApi),this._clearConversionApi()}convertAttribute(t,e,n,i,o){this.conversionApi.writer=o,this.conversionApi.consumable=this._createConsumableForRange(t,`attribute:${e}`);for(const o of t){const t={item:o.item,range:Zs._createFromPositionAndShift(o.previousPosition,o.length),attributeKey:e,attributeOldValue:n,attributeNewValue:i};this._testAndFire(`attribute:${e}`,t)}this._clearConversionApi()}convertSelection(t,e,n){const i=Array.from(e.getMarkersAtPosition(t.getFirstPosition()));if(this.conversionApi.writer=n,this.conversionApi.consumable=this._createSelectionConsumable(t,i),this.fire("selection",{selection:t},this.conversionApi),t.isCollapsed){for(const e of i){const n=e.getRange();if(!ea(t.getFirstPosition(),e,this.conversionApi.mapper))continue;const i={item:t,markerName:e.name,markerRange:n};this.conversionApi.consumable.test(t,"addMarker:"+e.name)&&this.fire("addMarker:"+e.name,i,this.conversionApi)}for(const e of t.getAttributeKeys()){const n={item:t,range:t.getFirstRange(),attributeKey:e,attributeOldValue:null,attributeNewValue:t.getAttribute(e)};this.conversionApi.consumable.test(t,"attribute:"+n.attributeKey)&&this.fire("attribute:"+n.attributeKey+":$text",n,this.conversionApi)}this._clearConversionApi()}}convertMarkerAdd(t,e,n){if(!e.root.document||"$graveyard"==e.root.rootName)return;this.conversionApi.writer=n;const i="addMarker:"+t,o=new Ys;if(o.add(e,i),this.conversionApi.consumable=o,this.fire(i,{markerName:t,markerRange:e},this.conversionApi),o.test(e,i)){this.conversionApi.consumable=this._createConsumableForRange(e,i);for(const n of e.getItems()){if(!this.conversionApi.consumable.test(n,i))continue;const o={item:n,range:Zs._createOn(n),markerName:t,markerRange:e};this.fire(i,o,this.conversionApi)}this._clearConversionApi()}}convertMarkerRemove(t,e,n){e.root.document&&"$graveyard"!=e.root.rootName&&(this.conversionApi.writer=n,this.fire("removeMarker:"+t,{markerName:t,markerRange:e},this.conversionApi),this._clearConversionApi())}_createInsertConsumable(t){const e=new Ys;for(const n of t){const t=n.item;e.add(t,"insert");for(const n of t.getAttributeKeys())e.add(t,"attribute:"+n)}return e}_createConsumableForRange(t,e){const n=new Ys;for(const i of t.getItems())n.add(i,e);return n}_createSelectionConsumable(t,e){const n=new Ys;n.add(t,"selection");for(const i of e)n.add(t,"addMarker:"+i.name);for(const e of t.getAttributeKeys())n.add(t,"attribute:"+e);return n}_testAndFire(t,e){if(!this.conversionApi.consumable.test(e.item,t))return;const n=e.item.name||"$text";this.fire(t+":"+n,e,this.conversionApi)}_clearConversionApi(){delete this.conversionApi.writer,delete this.conversionApi.consumable}}function ea(t,e,n){const i=e.getRange(),o=Array.from(t.getAncestors());return o.shift(),o.reverse(),!o.some(t=>{if(i.containsItem(t)){return!!n.toViewElement(t).getCustomProperty("addHighlight")}})} -/** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. - * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */di(ta,ii);class na{constructor(t,e,n){this._lastRangeBackward=!1,this._ranges=[],this._attrs=new Map,t&&this.setTo(t,e,n)}get anchor(){if(this._ranges.length>0){const t=this._ranges[this._ranges.length-1];return this._lastRangeBackward?t.end:t.start}return null}get focus(){if(this._ranges.length>0){const t=this._ranges[this._ranges.length-1];return this._lastRangeBackward?t.start:t.end}return null}get isCollapsed(){return 1===this._ranges.length&&this._ranges[0].isCollapsed}get rangeCount(){return this._ranges.length}get isBackward(){return!this.isCollapsed&&this._lastRangeBackward}isEqual(t){if(this.rangeCount!=t.rangeCount)return!1;if(0===this.rangeCount)return!0;if(!this.anchor.isEqual(t.anchor)||!this.focus.isEqual(t.focus))return!1;for(const e of this._ranges){let n=!1;for(const i of t._ranges)if(e.isEqual(i)){n=!0;break}if(!n)return!1}return!0}*getRanges(){for(const t of this._ranges)yield new Zs(t.start,t.end)}getFirstRange(){let t=null;for(const e of this._ranges)t&&!e.start.isBefore(t.start)||(t=e);return t?new Zs(t.start,t.end):null}getLastRange(){let t=null;for(const e of this._ranges)t&&!e.end.isAfter(t.end)||(t=e);return t?new Zs(t.start,t.end):null}getFirstPosition(){const t=this.getFirstRange();return t?t.start.clone():null}getLastPosition(){const t=this.getLastRange();return t?t.end.clone():null}setTo(t,e,n){if(null===t)this._setRanges([]);else if(t instanceof na)this._setRanges(t.getRanges(),t.isBackward);else if(t&&"function"==typeof t.getRanges)this._setRanges(t.getRanges(),t.isBackward);else if(t instanceof Zs)this._setRanges([t],!!e&&!!e.backward);else if(t instanceof Js)this._setRanges([new Zs(t)]);else if(t instanceof qs){const i=!!n&&!!n.backward;let o;if("in"==e)o=Zs._createIn(t);else if("on"==e)o=Zs._createOn(t);else{if(void 0===e)throw new Zn.b("model-selection-setTo-required-second-parameter: selection.setTo requires the second parameter when the first parameter is a node.",[this,t]);o=new Zs(Js._createAt(t,e))}this._setRanges([o],i)}else{if(!wi(t))throw new Zn.b("model-selection-setTo-not-selectable: Cannot set the selection to the given place.",[this,t]);this._setRanges(t,e&&!!e.backward)}}_setRanges(t,e=!1){const n=(t=Array.from(t)).some(e=>{if(!(e instanceof Zs))throw new Zn.b("model-selection-set-ranges-not-range: Selection range set to an object that is not an instance of model.Range.",[this,t]);return this._ranges.every(t=>!t.isEqual(e))});if(t.length!==this._ranges.length||n){this._removeAllRanges();for(const e of t)this._pushRange(e);this._lastRangeBackward=!!e,this.fire("change:range",{directChange:!0})}}setFocus(t,e){if(null===this.anchor)throw new Zn.b("model-selection-setFocus-no-ranges: Cannot set selection focus if there are no ranges in selection.",[this,t]);const n=Js._createAt(t,e);if("same"==n.compareWith(this.focus))return;const i=this.anchor;this._ranges.length&&this._popRange(),"before"==n.compareWith(i)?(this._pushRange(new Zs(n,i)),this._lastRangeBackward=!0):(this._pushRange(new Zs(i,n)),this._lastRangeBackward=!1),this.fire("change:range",{directChange:!0})}getAttribute(t){return this._attrs.get(t)}getAttributes(){return this._attrs.entries()}getAttributeKeys(){return this._attrs.keys()}hasAttribute(t){return this._attrs.has(t)}removeAttribute(t){this.hasAttribute(t)&&(this._attrs.delete(t),this.fire("change:attribute",{attributeKeys:[t],directChange:!0}))}setAttribute(t,e){this.getAttribute(t)!==e&&(this._attrs.set(t,e),this.fire("change:attribute",{attributeKeys:[t],directChange:!0}))}getSelectedElement(){if(1!==this.rangeCount)return null;const t=this.getFirstRange(),e=t.start.nodeAfter,n=t.end.nodeBefore;return e instanceof $s&&e==n?e:null}is(t){return"selection"==t||"model:selection"==t}*getSelectedBlocks(){const t=new WeakSet;for(const e of this.getRanges()){const n=ra(e.start,t);n&&sa(n,e)&&(yield n);for(const n of e.getWalker()){const i=n.item;"elementEnd"==n.type&&oa(i,t,e)&&(yield i)}const i=ra(e.end,t);i&&!e.end.isTouching(Js._createAt(i,0))&&sa(i,e)&&(yield i)}}containsEntireContent(t=this.anchor.root){const e=Js._createAt(t,0),n=Js._createAt(t,"end");return e.isTouching(this.getFirstPosition())&&n.isTouching(this.getLastPosition())}_pushRange(t){this._checkRange(t),this._ranges.push(new Zs(t.start,t.end))}_checkRange(t){for(let e=0;e0;)this._popRange()}_popRange(){this._ranges.pop()}}function ia(t,e){return!e.has(t)&&(e.add(t),t.document.model.schema.isBlock(t)&&t.parent)}function oa(t,e,n){return ia(t,e)&&sa(t,n)}function ra(t,e){const n=t.parent.document.model.schema,i=t.parent.getAncestors({parentFirst:!0,includeSelf:!0});let o=!1;const r=i.find(t=>!o&&(!(o=n.isLimit(t))&&ia(t,e)));return i.forEach(t=>e.add(t)),r}function sa(t,e){const n=function(t){const e=t.document.model.schema;let n=t.parent;for(;n;){if(e.isBlock(n))return n;n=n.parent}} +class Cs{constructor(){this._consumable=new Map,this._textProxyRegistry=new Map}add(t,e){e=As(e),t instanceof gs&&(t=this._getSymbolForTextProxy(t)),this._consumable.has(t)||this._consumable.set(t,new Map),this._consumable.get(t).set(e,!0)}consume(t,e){return e=As(e),t instanceof gs&&(t=this._getSymbolForTextProxy(t)),!!this.test(t,e)&&(this._consumable.get(t).set(e,!1),!0)}test(t,e){e=As(e),t instanceof gs&&(t=this._getSymbolForTextProxy(t));const n=this._consumable.get(t);if(void 0===n)return null;const i=n.get(e);return void 0===i?null:i}revert(t,e){e=As(e),t instanceof gs&&(t=this._getSymbolForTextProxy(t));const n=this.test(t,e);return!1===n?(this._consumable.get(t).set(e,!0),!0):!0!==n&&null}_getSymbolForTextProxy(t){let e=null;const n=this._textProxyRegistry.get(t.startOffset);if(n){const i=n.get(t.endOffset);i&&(e=i.get(t.parent))}return e||(e=this._addSymbolForTextProxy(t.startOffset,t.endOffset,t.parent)),e}_addSymbolForTextProxy(t,e,n){const i=Symbol("textProxySymbol");let o,r;return o=this._textProxyRegistry.get(t),o||(o=new Map,this._textProxyRegistry.set(t,o)),r=o.get(e),r||(r=new Map,o.set(e,r)),r.set(n,i),i}}function As(t){const e=t.split(":");return e.length>1?e[0]+":"+e[1]:e[0]} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */(t);return!n||!e.containsRange(Zs._createOn(n),!0)}di(na,ii);class aa extends Zs{constructor(t,e){super(t,e),ca.call(this)}detach(){this.stopListening()}is(t){return"liveRange"==t||"model:liveRange"==t||super.is(t)}toRange(){return new Zs(this.start,this.end)}static fromRange(t){return new aa(t.start,t.end)}}function ca(){this.listenTo(this.root.document.model,"applyOperation",(t,e)=>{const n=e[0];n.isDocumentOperation&&la.call(this,n)},{priority:"low"})}function la(t){const e=this.getTransformedByOperation(t),n=Zs._createFromRanges(e),i=!n.isEqual(this),o=function(t,e){switch(e.type){case"insert":return t.containsPosition(e.position);case"move":case"remove":case"reinsert":case"merge":return t.containsPosition(e.sourcePosition)||t.start.isEqual(e.sourcePosition)||t.containsPosition(e.targetPosition);case"split":return t.containsPosition(e.splitPosition)||t.containsPosition(e.insertionPosition)}return!1}(this,t);let r=null;if(i){"$graveyard"==n.root.rootName&&(r="remove"==t.type?t.sourcePosition:t.deletionPosition);const e=this.toRange();this.start=n.start,this.end=n.end,this.fire("change:range",e,{deletionPosition:r})}else o&&this.fire("change:content",this.toRange(),{deletionPosition:r})}di(aa,ii); + */class Ps{constructor(t){this.conversionApi=Bi({dispatcher:this},t)}convertChanges(t,e,n){for(const e of t.getMarkersToRemove())this.convertMarkerRemove(e.name,e.range,n);for(const e of t.getChanges())"insert"==e.type?this.convertInsert(ys._createFromPositionAndShift(e.position,e.length),n):"remove"==e.type?this.convertRemove(e.position,e.length,e.name,n):this.convertAttribute(e.range,e.attributeKey,e.attributeOldValue,e.attributeNewValue,n);for(const t of this.conversionApi.mapper.flushUnboundMarkerNames()){const i=e.get(t).getRange();this.convertMarkerRemove(t,i,n),this.convertMarkerAdd(t,i,n)}for(const e of t.getMarkersToAdd())this.convertMarkerAdd(e.name,e.range,n)}convertInsert(t,e){this.conversionApi.writer=e,this.conversionApi.consumable=this._createInsertConsumable(t);for(const e of t){const t=e.item,n={item:t,range:ys._createFromPositionAndShift(e.previousPosition,e.length)};this._testAndFire("insert",n);for(const e of t.getAttributeKeys())n.attributeKey=e,n.attributeOldValue=null,n.attributeNewValue=t.getAttribute(e),this._testAndFire(`attribute:${e}`,n)}this._clearConversionApi()}convertRemove(t,e,n,i){this.conversionApi.writer=i,this.fire("remove:"+n,{position:t,length:e},this.conversionApi),this._clearConversionApi()}convertAttribute(t,e,n,i,o){this.conversionApi.writer=o,this.conversionApi.consumable=this._createConsumableForRange(t,`attribute:${e}`);for(const o of t){const t={item:o.item,range:ys._createFromPositionAndShift(o.previousPosition,o.length),attributeKey:e,attributeOldValue:n,attributeNewValue:i};this._testAndFire(`attribute:${e}`,t)}this._clearConversionApi()}convertSelection(t,e,n){const i=Array.from(e.getMarkersAtPosition(t.getFirstPosition()));if(this.conversionApi.writer=n,this.conversionApi.consumable=this._createSelectionConsumable(t,i),this.fire("selection",{selection:t},this.conversionApi),t.isCollapsed){for(const e of i){const n=e.getRange();if(!Ts(t.getFirstPosition(),e,this.conversionApi.mapper))continue;const i={item:t,markerName:e.name,markerRange:n};this.conversionApi.consumable.test(t,"addMarker:"+e.name)&&this.fire("addMarker:"+e.name,i,this.conversionApi)}for(const e of t.getAttributeKeys()){const n={item:t,range:t.getFirstRange(),attributeKey:e,attributeOldValue:null,attributeNewValue:t.getAttribute(e)};this.conversionApi.consumable.test(t,"attribute:"+n.attributeKey)&&this.fire("attribute:"+n.attributeKey+":$text",n,this.conversionApi)}this._clearConversionApi()}}convertMarkerAdd(t,e,n){if(!e.root.document||"$graveyard"==e.root.rootName)return;this.conversionApi.writer=n;const i="addMarker:"+t,o=new Cs;if(o.add(e,i),this.conversionApi.consumable=o,this.fire(i,{markerName:t,markerRange:e},this.conversionApi),o.test(e,i)){this.conversionApi.consumable=this._createConsumableForRange(e,i);for(const n of e.getItems()){if(!this.conversionApi.consumable.test(n,i))continue;const o={item:n,range:ys._createOn(n),markerName:t,markerRange:e};this.fire(i,o,this.conversionApi)}this._clearConversionApi()}}convertMarkerRemove(t,e,n){e.root.document&&"$graveyard"!=e.root.rootName&&(this.conversionApi.writer=n,this.fire("removeMarker:"+t,{markerName:t,markerRange:e},this.conversionApi),this._clearConversionApi())}_createInsertConsumable(t){const e=new Cs;for(const n of t){const t=n.item;e.add(t,"insert");for(const n of t.getAttributeKeys())e.add(t,"attribute:"+n)}return e}_createConsumableForRange(t,e){const n=new Cs;for(const i of t.getItems())n.add(i,e);return n}_createSelectionConsumable(t,e){const n=new Cs;n.add(t,"selection");for(const i of e)n.add(t,"addMarker:"+i.name);for(const e of t.getAttributeKeys())n.add(t,"attribute:"+e);return n}_testAndFire(t,e){if(!this.conversionApi.consumable.test(e.item,t))return;const n=e.item.name||"$text";this.fire(t+":"+n,e,this.conversionApi)}_clearConversionApi(){delete this.conversionApi.writer,delete this.conversionApi.consumable}}function Ts(t,e,n){const i=e.getRange(),o=Array.from(t.getAncestors());return o.shift(),o.reverse(),!o.some(t=>{if(i.containsItem(t)){return!!n.toViewElement(t).getCustomProperty("addHighlight")}})} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */ -const da="selection:";class ua{constructor(t){this._selection=new ha(t),this._selection.delegate("change:range").to(this),this._selection.delegate("change:attribute").to(this)}get isCollapsed(){return this._selection.isCollapsed}get anchor(){return this._selection.anchor}get focus(){return this._selection.focus}get rangeCount(){return this._selection.rangeCount}get hasOwnRange(){return this._selection.hasOwnRange}get isBackward(){return this._selection.isBackward}get isGravityOverridden(){return this._selection.isGravityOverridden}get markers(){return this._selection.markers}get _ranges(){return this._selection._ranges}getRanges(){return this._selection.getRanges()}getFirstPosition(){return this._selection.getFirstPosition()}getLastPosition(){return this._selection.getLastPosition()}getFirstRange(){return this._selection.getFirstRange()}getLastRange(){return this._selection.getLastRange()}getSelectedBlocks(){return this._selection.getSelectedBlocks()}getSelectedElement(){return this._selection.getSelectedElement()}containsEntireContent(t){return this._selection.containsEntireContent(t)}destroy(){this._selection.destroy()}getAttributeKeys(){return this._selection.getAttributeKeys()}getAttributes(){return this._selection.getAttributes()}getAttribute(t){return this._selection.getAttribute(t)}hasAttribute(t){return this._selection.hasAttribute(t)}refresh(){this._selection._updateMarkers(),this._selection._updateAttributes(!1)}is(t){return"selection"==t||"model:selection"==t||"documentSelection"==t||"model:documentSelection"==t}_setFocus(t,e){this._selection.setFocus(t,e)}_setTo(t,e,n){this._selection.setTo(t,e,n)}_setAttribute(t,e){this._selection.setAttribute(t,e)}_removeAttribute(t){this._selection.removeAttribute(t)}_getStoredAttributes(){return this._selection._getStoredAttributes()}_overrideGravity(){return this._selection.overrideGravity()}_restoreGravity(t){this._selection.restoreGravity(t)}static _getStoreAttributeKey(t){return da+t}static _isStoreAttributeKey(t){return t.startsWith(da)}}di(ua,ii);class ha extends na{constructor(t){super(),this.markers=new so({idProperty:"name"}),this._model=t.model,this._document=t,this._attributePriority=new Map,this._fixGraveyardRangesData=[],this._hasChangedRange=!1,this._overriddenGravityRegister=new Set,this.listenTo(this._model,"applyOperation",(t,e)=>{const n=e[0];if(n.isDocumentOperation&&"marker"!=n.type&&"rename"!=n.type&&"noop"!=n.type){for(;this._fixGraveyardRangesData.length;){const{liveRange:t,sourcePosition:e}=this._fixGraveyardRangesData.shift();this._fixGraveyardSelection(t,e)}this._hasChangedRange&&(this._hasChangedRange=!1,this.fire("change:range",{directChange:!1}))}},{priority:"lowest"}),this.on("change:range",()=>{for(const t of this.getRanges())if(!this._document._validateSelectionRange(t))throw new Zn.b("document-selection-wrong-position: Range from document selection starts or ends at incorrect position.",this,{range:t})}),this.listenTo(this._model.markers,"update",()=>this._updateMarkers()),this.listenTo(this._document,"change",(t,e)=>{!function(t,e){const n=t.document.differ;for(const i of n.getChanges()){if("insert"!=i.type)continue;const n=i.position.parent;i.length===n.maxOffset&&t.enqueueChange(e,t=>{const e=Array.from(n.getAttributeKeys()).filter(t=>t.startsWith(da));for(const i of e)t.removeAttribute(i,n)})}} + */xn(Ps,gn);class Es{constructor(t,e,n){this._lastRangeBackward=!1,this._ranges=[],this._attrs=new Map,t&&this.setTo(t,e,n)}get anchor(){if(this._ranges.length>0){const t=this._ranges[this._ranges.length-1];return this._lastRangeBackward?t.end:t.start}return null}get focus(){if(this._ranges.length>0){const t=this._ranges[this._ranges.length-1];return this._lastRangeBackward?t.start:t.end}return null}get isCollapsed(){return 1===this._ranges.length&&this._ranges[0].isCollapsed}get rangeCount(){return this._ranges.length}get isBackward(){return!this.isCollapsed&&this._lastRangeBackward}isEqual(t){if(this.rangeCount!=t.rangeCount)return!1;if(0===this.rangeCount)return!0;if(!this.anchor.isEqual(t.anchor)||!this.focus.isEqual(t.focus))return!1;for(const e of this._ranges){let n=!1;for(const i of t._ranges)if(e.isEqual(i)){n=!0;break}if(!n)return!1}return!0}*getRanges(){for(const t of this._ranges)yield new ys(t.start,t.end)}getFirstRange(){let t=null;for(const e of this._ranges)t&&!e.start.isBefore(t.start)||(t=e);return t?new ys(t.start,t.end):null}getLastRange(){let t=null;for(const e of this._ranges)t&&!e.end.isAfter(t.end)||(t=e);return t?new ys(t.start,t.end):null}getFirstPosition(){const t=this.getFirstRange();return t?t.start.clone():null}getLastPosition(){const t=this.getLastRange();return t?t.end.clone():null}setTo(t,e,n){if(null===t)this._setRanges([]);else if(t instanceof Es)this._setRanges(t.getRanges(),t.isBackward);else if(t&&"function"==typeof t.getRanges)this._setRanges(t.getRanges(),t.isBackward);else if(t instanceof ys)this._setRanges([t],!!e&&!!e.backward);else if(t instanceof vs)this._setRanges([new ys(t)]);else if(t instanceof ps){const i=!!n&&!!n.backward;let o;if("in"==e)o=ys._createIn(t);else if("on"==e)o=ys._createOn(t);else{if(void 0===e)throw new fn.b("model-selection-setTo-required-second-parameter: selection.setTo requires the second parameter when the first parameter is a node.",[this,t]);o=new ys(vs._createAt(t,e))}this._setRanges([o],i)}else{if(!Fn(t))throw new fn.b("model-selection-setTo-not-selectable: Cannot set the selection to the given place.",[this,t]);this._setRanges(t,e&&!!e.backward)}}_setRanges(t,e=!1){const n=(t=Array.from(t)).some(e=>{if(!(e instanceof ys))throw new fn.b("model-selection-set-ranges-not-range: Selection range set to an object that is not an instance of model.Range.",[this,t]);return this._ranges.every(t=>!t.isEqual(e))});if(t.length!==this._ranges.length||n){this._removeAllRanges();for(const e of t)this._pushRange(e);this._lastRangeBackward=!!e,this.fire("change:range",{directChange:!0})}}setFocus(t,e){if(null===this.anchor)throw new fn.b("model-selection-setFocus-no-ranges: Cannot set selection focus if there are no ranges in selection.",[this,t]);const n=vs._createAt(t,e);if("same"==n.compareWith(this.focus))return;const i=this.anchor;this._ranges.length&&this._popRange(),"before"==n.compareWith(i)?(this._pushRange(new ys(n,i)),this._lastRangeBackward=!0):(this._pushRange(new ys(i,n)),this._lastRangeBackward=!1),this.fire("change:range",{directChange:!0})}getAttribute(t){return this._attrs.get(t)}getAttributes(){return this._attrs.entries()}getAttributeKeys(){return this._attrs.keys()}hasAttribute(t){return this._attrs.has(t)}removeAttribute(t){this.hasAttribute(t)&&(this._attrs.delete(t),this.fire("change:attribute",{attributeKeys:[t],directChange:!0}))}setAttribute(t,e){this.getAttribute(t)!==e&&(this._attrs.set(t,e),this.fire("change:attribute",{attributeKeys:[t],directChange:!0}))}getSelectedElement(){if(1!==this.rangeCount)return null;const t=this.getFirstRange(),e=t.start.nodeAfter,n=t.end.nodeBefore;return e instanceof ws&&e==n?e:null}is(t){return"selection"==t||"model:selection"==t}*getSelectedBlocks(){const t=new WeakSet;for(const e of this.getRanges()){const n=Os(e.start,t);n&&Is(n,e)&&(yield n);for(const n of e.getWalker()){const i=n.item;"elementEnd"==n.type&&Rs(i,t,e)&&(yield i)}const i=Os(e.end,t);i&&!e.end.isTouching(vs._createAt(i,0))&&Is(i,e)&&(yield i)}}containsEntireContent(t=this.anchor.root){const e=vs._createAt(t,0),n=vs._createAt(t,"end");return e.isTouching(this.getFirstPosition())&&n.isTouching(this.getLastPosition())}_pushRange(t){this._checkRange(t),this._ranges.push(new ys(t.start,t.end))}_checkRange(t){for(let e=0;e0;)this._popRange()}_popRange(){this._ranges.pop()}}function Ss(t,e){return!e.has(t)&&(e.add(t),t.document.model.schema.isBlock(t)&&t.parent)}function Rs(t,e,n){return Ss(t,e)&&Is(t,n)}function Os(t,e){const n=t.parent.document.model.schema,i=t.parent.getAncestors({parentFirst:!0,includeSelf:!0});let o=!1;const r=i.find(t=>!o&&(o=n.isLimit(t),!o&&Ss(t,e)));return i.forEach(t=>e.add(t)),r}function Is(t,e){const n=function(t){const e=t.document.model.schema;let n=t.parent;for(;n;){if(e.isBlock(n))return n;n=n.parent}} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */(this._model,e)})}get isCollapsed(){return 0===this._ranges.length?this._document._getDefaultRange().isCollapsed:super.isCollapsed}get anchor(){return super.anchor||this._document._getDefaultRange().start}get focus(){return super.focus||this._document._getDefaultRange().end}get rangeCount(){return this._ranges.length?this._ranges.length:1}get hasOwnRange(){return this._ranges.length>0}get isGravityOverridden(){return!!this._overriddenGravityRegister.size}destroy(){for(let t=0;t{this._hasChangedRange=!0,e.root==this._document.graveyard&&this._fixGraveyardRangesData.push({liveRange:e,sourcePosition:i.deletionPosition})}),e}_updateMarkers(){const t=[];for(const e of this._model.markers){const n=e.getRange();for(const i of this.getRanges())n.containsRange(i,!i.isCollapsed)&&t.push(e)}for(const e of t)this.markers.has(e)||this.markers.add(e);for(const e of Array.from(this.markers))t.includes(e)||this.markers.remove(e)}_updateAttributes(t){const e=zs(this._getSurroundingAttributes()),n=zs(this.getAttributes());if(t)this._attributePriority=new Map,this._attrs=new Map;else for(const[t,e]of this._attributePriority)"low"==e&&(this._attrs.delete(t),this._attributePriority.delete(t));this._setAttributesTo(e);const i=[];for(const[t,e]of this.getAttributes())n.has(t)&&n.get(t)===e||i.push(t);for(const[t]of n)this.hasAttribute(t)||i.push(t);i.length>0&&this.fire("change:attribute",{attributeKeys:i,directChange:!1})}_setAttribute(t,e,n=!0){const i=n?"normal":"low";return("low"!=i||"normal"!=this._attributePriority.get(t))&&(super.getAttribute(t)!==e&&(this._attrs.set(t,e),this._attributePriority.set(t,i),!0))}_removeAttribute(t,e=!0){const n=e?"normal":"low";return("low"!=n||"normal"!=this._attributePriority.get(t))&&(this._attributePriority.set(t,n),!!super.hasAttribute(t)&&(this._attrs.delete(t),!0))}_setAttributesTo(t){const e=new Set;for(const[e,n]of this.getAttributes())t.get(e)!==n&&this._removeAttribute(e,!1);for(const[n,i]of t){this._setAttribute(n,i,!1)&&e.add(n)}return e}*_getStoredAttributes(){const t=this.getFirstPosition().parent;if(this.isCollapsed&&t.isEmpty)for(const e of t.getAttributeKeys())if(e.startsWith(da)){const n=e.substr(da.length);yield[n,t.getAttribute(e)]}}_getSurroundingAttributes(){const t=this.getFirstPosition(),e=this._model.schema;let n=null;if(this.isCollapsed){const e=t.textNode?t.textNode:t.nodeBefore,i=t.textNode?t.textNode:t.nodeAfter;if(this.isGravityOverridden||(n=fa(e)),n||(n=fa(i)),!this.isGravityOverridden&&!n){let t=e;for(;t&&!n;)n=fa(t=t.previousSibling)}if(!n){let t=i;for(;t&&!n;)n=fa(t=t.nextSibling)}n||(n=this._getStoredAttributes())}else{const t=this.getFirstRange();for(const i of t){if(i.item.is("element")&&e.isObject(i.item))break;if("text"==i.type){n=i.item.getAttributes();break}}}return n}_fixGraveyardSelection(t,e){const n=e.clone(),i=this._model.schema.getNearestSelectionRange(n),o=this._ranges.indexOf(t);if(this._ranges.splice(o,1),t.detach(),i){const t=this._prepareRange(i);this._ranges.splice(o,0,t)}}}function fa(t){return t instanceof Hs||t instanceof js?t.getAttributes():null}class pa{constructor(t){this._dispatchers=t}add(t){for(const e of this._dispatchers)t(e);return this}}var ma=1,ga=4;var ba=function(t){return Hn(t,ma|ga)}; + */(t);return!n||!e.containsRange(ys._createOn(n),!0)}xn(Es,gn);class Ms extends ys{constructor(t,e){super(t,e),Ns.call(this)}detach(){this.stopListening()}is(t){return"liveRange"==t||"model:liveRange"==t||super.is(t)}toRange(){return new ys(this.start,this.end)}static fromRange(t){return new Ms(t.start,t.end)}}function Ns(){this.listenTo(this.root.document.model,"applyOperation",(t,e)=>{const n=e[0];n.isDocumentOperation&&Ds.call(this,n)},{priority:"low"})}function Ds(t){const e=this.getTransformedByOperation(t),n=ys._createFromRanges(e),i=!n.isEqual(this),o=function(t,e){switch(e.type){case"insert":return t.containsPosition(e.position);case"move":case"remove":case"reinsert":case"merge":return t.containsPosition(e.sourcePosition)||t.start.isEqual(e.sourcePosition)||t.containsPosition(e.targetPosition);case"split":return t.containsPosition(e.splitPosition)||t.containsPosition(e.insertionPosition)}return!1}(this,t);let r=null;if(i){"$graveyard"==n.root.rootName&&(r="remove"==t.type?t.sourcePosition:t.deletionPosition);const e=this.toRange();this.start=n.start,this.end=n.end,this.fire("change:range",e,{deletionPosition:r})}else o&&this.fire("change:content",this.toRange(),{deletionPosition:r})}xn(Ms,gn);class Fs{constructor(t){this._selection=new Vs(t),this._selection.delegate("change:range").to(this),this._selection.delegate("change:attribute").to(this),this._selection.delegate("change:marker").to(this)}get isCollapsed(){return this._selection.isCollapsed}get anchor(){return this._selection.anchor}get focus(){return this._selection.focus}get rangeCount(){return this._selection.rangeCount}get hasOwnRange(){return this._selection.hasOwnRange}get isBackward(){return this._selection.isBackward}get isGravityOverridden(){return this._selection.isGravityOverridden}get markers(){return this._selection.markers}get _ranges(){return this._selection._ranges}getRanges(){return this._selection.getRanges()}getFirstPosition(){return this._selection.getFirstPosition()}getLastPosition(){return this._selection.getLastPosition()}getFirstRange(){return this._selection.getFirstRange()}getLastRange(){return this._selection.getLastRange()}getSelectedBlocks(){return this._selection.getSelectedBlocks()}getSelectedElement(){return this._selection.getSelectedElement()}containsEntireContent(t){return this._selection.containsEntireContent(t)}destroy(){this._selection.destroy()}getAttributeKeys(){return this._selection.getAttributeKeys()}getAttributes(){return this._selection.getAttributes()}getAttribute(t){return this._selection.getAttribute(t)}hasAttribute(t){return this._selection.hasAttribute(t)}refresh(){this._selection._updateMarkers(),this._selection._updateAttributes(!1)}is(t){return"selection"==t||"model:selection"==t||"documentSelection"==t||"model:documentSelection"==t}_setFocus(t,e){this._selection.setFocus(t,e)}_setTo(t,e,n){this._selection.setTo(t,e,n)}_setAttribute(t,e){this._selection.setAttribute(t,e)}_removeAttribute(t){this._selection.removeAttribute(t)}_getStoredAttributes(){return this._selection._getStoredAttributes()}_overrideGravity(){return this._selection.overrideGravity()}_restoreGravity(t){this._selection.restoreGravity(t)}static _getStoreAttributeKey(t){return"selection:"+t}static _isStoreAttributeKey(t){return t.startsWith("selection:")}}xn(Fs,gn);class Vs extends Es{constructor(t){super(),this.markers=new Cn({idProperty:"name"}),this._model=t.model,this._document=t,this._attributePriority=new Map,this._fixGraveyardRangesData=[],this._hasChangedRange=!1,this._overriddenGravityRegister=new Set,this.listenTo(this._model,"applyOperation",(t,e)=>{const n=e[0];if(n.isDocumentOperation&&"marker"!=n.type&&"rename"!=n.type&&"noop"!=n.type){for(;this._fixGraveyardRangesData.length;){const{liveRange:t,sourcePosition:e}=this._fixGraveyardRangesData.shift();this._fixGraveyardSelection(t,e)}this._hasChangedRange&&(this._hasChangedRange=!1,this.fire("change:range",{directChange:!1}))}},{priority:"lowest"}),this.on("change:range",()=>{for(const t of this.getRanges())if(!this._document._validateSelectionRange(t))throw new fn.b("document-selection-wrong-position: Range from document selection starts or ends at incorrect position.",this,{range:t})}),this.listenTo(this._model.markers,"update",()=>this._updateMarkers()),this.listenTo(this._document,"change",(t,e)=>{!function(t,e){const n=t.document.differ;for(const i of n.getChanges()){if("insert"!=i.type)continue;const n=i.position.parent;i.length===n.maxOffset&&t.enqueueChange(e,t=>{const e=Array.from(n.getAttributeKeys()).filter(t=>t.startsWith("selection:"));for(const i of e)t.removeAttribute(i,n)})}} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */class wa extends pa{elementToElement(t){return this.add(function(t){return(t=ba(t)).view=_a(t.view,"container"),e=>{e.on("insert:"+t.model,function(t){return(e,n,i)=>{const o=t(n.item,i.writer);if(!o)return;if(!i.consumable.consume(n.item,"insert"))return;const r=i.mapper.toViewPosition(n.range.start);i.mapper.bindElements(n.item,o),i.writer.insert(r,o)}}(t.view),{priority:t.converterPriority||"normal"})}}(t))}attributeToElement(t){return this.add(function(t){let e="attribute:"+((t=ba(t)).model.key?t.model.key:t.model);t.model.name&&(e+=":"+t.model.name);if(t.model.values)for(const e of t.model.values)t.view[e]=_a(t.view[e],"attribute");else t.view=_a(t.view,"attribute");const n=va(t);return i=>{i.on(e,function(t){return(e,n,i)=>{const o=t(n.attributeOldValue,i.writer),r=t(n.attributeNewValue,i.writer);if(!o&&!r)return;if(!i.consumable.consume(n.item,e.name))return;const s=i.writer,a=s.document.selection;if(n.item instanceof na||n.item instanceof ua)s.wrap(a.getFirstRange(),r);else{let t=i.mapper.toViewRange(n.range);null!==n.attributeOldValue&&o&&(t=s.unwrap(t,o)),null!==n.attributeNewValue&&r&&s.wrap(t,r)}}}(n),{priority:t.converterPriority||"normal"})}}(t))}attributeToAttribute(t){return this.add(function(t){let e="attribute:"+((t=ba(t)).model.key?t.model.key:t.model);t.model.name&&(e+=":"+t.model.name);if(t.model.values)for(const e of t.model.values)t.view[e]=ya(t.view[e]);else t.view=ya(t.view);const n=va(t);return i=>{i.on(e,function(t){return(e,n,i)=>{const o=t(n.attributeOldValue,n),r=t(n.attributeNewValue,n);if(!o&&!r)return;if(!i.consumable.consume(n.item,e.name))return;const s=i.mapper.toViewElement(n.item),a=i.writer;if(!s)throw new Zn.b("conversion-attribute-to-attribute-on-text: Trying to convert text node's attribute with attribute-to-attribute converter.",[n,i]);if(null!==n.attributeOldValue&&o)if("class"==o.key){const t=Array.isArray(o.value)?o.value:[o.value];for(const e of t)a.removeClass(e,s)}else if("style"==o.key){const t=Object.keys(o.value);for(const e of t)a.removeStyle(e,s)}else a.removeAttribute(o.key,s);if(null!==n.attributeNewValue&&r)if("class"==r.key){const t=Array.isArray(r.value)?r.value:[r.value];for(const e of t)a.addClass(e,s)}else if("style"==r.key){const t=Object.keys(r.value);for(const e of t)a.setStyle(e,r.value[e],s)}else a.setAttribute(r.key,r.value,s)}}(n),{priority:t.converterPriority||"normal"})}}(t))}markerToElement(t){return this.add(function(t){return(t=ba(t)).view=_a(t.view,"ui"),e=>{e.on("addMarker:"+t.model,function(t){return(e,n,i)=>{n.isOpening=!0;const o=t(n,i.writer);n.isOpening=!1;const r=t(n,i.writer);if(!o||!r)return;const s=n.markerRange;if(s.isCollapsed&&!i.consumable.consume(s,e.name))return;for(const t of s)if(!i.consumable.consume(t.item,e.name))return;const a=i.mapper,c=i.writer;c.insert(a.toViewPosition(s.start),o),i.mapper.bindElementToMarker(o,n.markerName),s.isCollapsed||(c.insert(a.toViewPosition(s.end),r),i.mapper.bindElementToMarker(r,n.markerName)),e.stop()}}(t.view),{priority:t.converterPriority||"normal"}),e.on("removeMarker:"+t.model,(t.view,(t,e,n)=>{const i=n.mapper.markerNameToElements(e.markerName);if(i){for(const t of i)n.mapper.unbindElementFromMarkerName(t,e.markerName),n.writer.clear(n.writer.createRangeOn(t),t);n.writer.clearClonedElementsGroup(e.markerName),t.stop()}}),{priority:t.converterPriority||"normal"})}}(t))}markerToHighlight(t){return this.add(function(t){return e=>{e.on("addMarker:"+t.model,function(t){return(e,n,i)=>{if(!n.item)return;if(!(n.item instanceof na||n.item instanceof ua||n.item.is("textProxy")))return;const o=xa(t,n,i);if(!o)return;if(!i.consumable.consume(n.item,e.name))return;const r=ka(o),s=i.writer,a=s.document.selection;if(n.item instanceof na||n.item instanceof ua)s.wrap(a.getFirstRange(),r,a);else{const t=i.mapper.toViewRange(n.range),e=s.wrap(t,r);for(const t of e.getItems())if(t.is("attributeElement")&&t.isSimilar(r)){i.mapper.bindElementToMarker(t,n.markerName);break}}}}(t.view),{priority:t.converterPriority||"normal"}),e.on("addMarker:"+t.model,function(t){return(e,n,i)=>{if(!n.item)return;if(!(n.item instanceof $s))return;const o=xa(t,n,i);if(!o)return;if(!i.consumable.test(n.item,e.name))return;const r=i.mapper.toViewElement(n.item);if(r&&r.getCustomProperty("addHighlight")){i.consumable.consume(n.item,e.name);for(const t of Zs._createIn(n.item))i.consumable.consume(t.item,e.name);r.getCustomProperty("addHighlight")(r,o,i.writer),i.mapper.bindElementToMarker(r,n.markerName)}}}(t.view),{priority:t.converterPriority||"normal"}),e.on("removeMarker:"+t.model,function(t){return(e,n,i)=>{if(n.markerRange.isCollapsed)return;const o=xa(t,n,i);if(!o)return;const r=ka(o),s=i.mapper.markerNameToElements(n.markerName);if(s){for(const t of s)i.mapper.unbindElementFromMarkerName(t,n.markerName),t.is("attributeElement")?i.writer.unwrap(i.writer.createRangeOn(t),r):t.getCustomProperty("removeHighlight")(t,o.id,i.writer);i.writer.clearClonedElementsGroup(n.markerName),e.stop()}}}(t.view),{priority:t.converterPriority||"normal"})}}(t))}}function ka(t){const e=new lo("span",t.attributes);return t.classes&&e._addClass(t.classes),t.priority&&(e._priority=t.priority),e._id=t.id,e}function _a(t,e){return"function"==typeof t?t:(n,i)=>(function(t,e,n){"string"==typeof t&&(t={name:t});let i;const o=Object.assign({},t.attributes);if("container"==n)i=e.createContainerElement(t.name,o);else if("attribute"==n){const n={priority:t.priority||lo.DEFAULT_PRIORITY};i=e.createAttributeElement(t.name,o,n)}else i=e.createUIElement(t.name,o);if(t.styles){const n=Object.keys(t.styles);for(const o of n)e.setStyle(o,t.styles[o],i)}if(t.classes){const n=t.classes;if("string"==typeof n)e.addClass(n,i);else for(const t of n)e.addClass(t,i)}return i})(t,i,e)}function va(t){return t.model.values?(e,n)=>{const i=t.view[e];return i?i(e,n):null}:t.view}function ya(t){return"string"==typeof t?e=>({key:t,value:e}):"object"==typeof t?t.value?()=>t:e=>({key:t.key,value:e}):t}function xa(t,e,n){const i="function"==typeof t?t(e,n):t;return i?(i.priority||(i.priority=10),i.id||(i.id=e.markerName),i):null} + */(this._model,e)})}get isCollapsed(){return 0===this._ranges.length?this._document._getDefaultRange().isCollapsed:super.isCollapsed}get anchor(){return super.anchor||this._document._getDefaultRange().start}get focus(){return super.focus||this._document._getDefaultRange().end}get rangeCount(){return this._ranges.length?this._ranges.length:1}get hasOwnRange(){return this._ranges.length>0}get isGravityOverridden(){return!!this._overriddenGravityRegister.size}destroy(){for(let t=0;t{this._hasChangedRange=!0,e.root==this._document.graveyard&&this._fixGraveyardRangesData.push({liveRange:e,sourcePosition:i.deletionPosition})}),e}_updateMarkers(){const t=[];let e=!1;for(const e of this._model.markers){const n=e.getRange();for(const i of this.getRanges())n.containsRange(i,!i.isCollapsed)&&t.push(e)}const n=Array.from(this.markers);for(const n of t)this.markers.has(n)||(this.markers.add(n),e=!0);for(const n of Array.from(this.markers))t.includes(n)||(this.markers.remove(n),e=!0);e&&this.fire("change:marker",{oldMarkers:n,directChange:!1})}_updateAttributes(t){const e=Vn(this._getSurroundingAttributes()),n=Vn(this.getAttributes());if(t)this._attributePriority=new Map,this._attrs=new Map;else for(const[t,e]of this._attributePriority)"low"==e&&(this._attrs.delete(t),this._attributePriority.delete(t));this._setAttributesTo(e);const i=[];for(const[t,e]of this.getAttributes())n.has(t)&&n.get(t)===e||i.push(t);for(const[t]of n)this.hasAttribute(t)||i.push(t);i.length>0&&this.fire("change:attribute",{attributeKeys:i,directChange:!1})}_setAttribute(t,e,n=!0){const i=n?"normal":"low";return("low"!=i||"normal"!=this._attributePriority.get(t))&&(super.getAttribute(t)!==e&&(this._attrs.set(t,e),this._attributePriority.set(t,i),!0))}_removeAttribute(t,e=!0){const n=e?"normal":"low";return("low"!=n||"normal"!=this._attributePriority.get(t))&&(this._attributePriority.set(t,n),!!super.hasAttribute(t)&&(this._attrs.delete(t),!0))}_setAttributesTo(t){const e=new Set;for(const[e,n]of this.getAttributes())t.get(e)!==n&&this._removeAttribute(e,!1);for(const[n,i]of t){this._setAttribute(n,i,!1)&&e.add(n)}return e}*_getStoredAttributes(){const t=this.getFirstPosition().parent;if(this.isCollapsed&&t.isEmpty)for(const e of t.getAttributeKeys())if(e.startsWith("selection:")){const n=e.substr("selection:".length);yield[n,t.getAttribute(e)]}}_getSurroundingAttributes(){const t=this.getFirstPosition(),e=this._model.schema;let n=null;if(this.isCollapsed){const e=t.textNode?t.textNode:t.nodeBefore,i=t.textNode?t.textNode:t.nodeAfter;if(this.isGravityOverridden||(n=Bs(e)),n||(n=Bs(i)),!this.isGravityOverridden&&!n){let t=e;for(;t&&!n;)t=t.previousSibling,n=Bs(t)}if(!n){let t=i;for(;t&&!n;)t=t.nextSibling,n=Bs(t)}n||(n=this._getStoredAttributes())}else{const t=this.getFirstRange();for(const i of t){if(i.item.is("element")&&e.isObject(i.item))break;if("text"==i.type){n=i.item.getAttributes();break}}}return n}_fixGraveyardSelection(t,e){const n=e.clone(),i=this._model.schema.getNearestSelectionRange(n),o=this._ranges.indexOf(t);if(this._ranges.splice(o,1),t.detach(),i){const t=this._prepareRange(i);this._ranges.splice(o,0,t)}}}function Bs(t){return t instanceof gs||t instanceof ms?t.getAttributes():null}class Ls{constructor(t){this._dispatchers=t}add(t){for(const e of this._dispatchers)t(e);return this}}var zs=function(t){return en(t,5)}; /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */class Ca extends pa{elementToElement(t){return this.add(Aa(t))}elementToAttribute(t){return this.add(function(t){Ta(t=ba(t));const e=Ea(t,!1),n=Pa(t.view),i=n?"element:"+n:"element";return n=>{n.on(i,e,{priority:t.converterPriority||"low"})}}(t))}attributeToAttribute(t){return this.add(function(t){t=ba(t);let e=null;("string"==typeof t.view||t.view.key)&&(e=function(t){"string"==typeof t.view&&(t.view={key:t.view});const e=t.view.key;let n;if("class"==e||"style"==e){n={["class"==e?"classes":"styles"]:t.view.value}}else{const i=void 0===t.view.value?/[\s\S]*/:t.view.value;n={attributes:{[e]:i}}}t.view.name&&(n.name=t.view.name);return t.view=n,e}(t));Ta(t,e);const n=Ea(t,!0);return e=>{e.on("element",n,{priority:t.converterPriority||"low"})}}(t))}elementToMarker(t){return this.add(function(t){return function(t){const e=t.model;t.model=(t,n)=>{const i="string"==typeof e?e:e(t);return n.createElement("$marker",{"data-name":i})}} + */class js extends Ls{elementToElement(t){return this.add(function(t){return(t=zs(t)).view=Hs(t.view,"container"),e=>{var n;e.on("insert:"+t.model,(n=t.view,(t,e,i)=>{const o=n(e.item,i.writer);if(!o)return;if(!i.consumable.consume(e.item,"insert"))return;const r=i.mapper.toViewPosition(e.range.start);i.mapper.bindElements(e.item,o),i.writer.insert(r,o)}),{priority:t.converterPriority||"normal"})}}(t))}attributeToElement(t){return this.add(function(t){let e="attribute:"+((t=zs(t)).model.key?t.model.key:t.model);t.model.name&&(e+=":"+t.model.name);if(t.model.values)for(const e of t.model.values)t.view[e]=Hs(t.view[e],"attribute");else t.view=Hs(t.view,"attribute");const n=Us(t);return i=>{i.on(e,function(t){return(e,n,i)=>{const o=t(n.attributeOldValue,i.writer),r=t(n.attributeNewValue,i.writer);if(!o&&!r)return;if(!i.consumable.consume(n.item,e.name))return;const s=i.writer,a=s.document.selection;if(n.item instanceof Es||n.item instanceof Fs)s.wrap(a.getFirstRange(),r);else{let t=i.mapper.toViewRange(n.range);null!==n.attributeOldValue&&o&&(t=s.unwrap(t,o)),null!==n.attributeNewValue&&r&&s.wrap(t,r)}}}(n),{priority:t.converterPriority||"normal"})}}(t))}attributeToAttribute(t){return this.add(function(t){let e="attribute:"+((t=zs(t)).model.key?t.model.key:t.model);t.model.name&&(e+=":"+t.model.name);if(t.model.values)for(const e of t.model.values)t.view[e]=$s(t.view[e]);else t.view=$s(t.view);const n=Us(t);return i=>{var o;i.on(e,(o=n,(t,e,n)=>{const i=o(e.attributeOldValue,e),r=o(e.attributeNewValue,e);if(!i&&!r)return;if(!n.consumable.consume(e.item,t.name))return;const s=n.mapper.toViewElement(e.item),a=n.writer;if(!s)throw new fn.b("conversion-attribute-to-attribute-on-text: Trying to convert text node's attribute with attribute-to-attribute converter.",[e,n]);if(null!==e.attributeOldValue&&i)if("class"==i.key){const t=Array.isArray(i.value)?i.value:[i.value];for(const e of t)a.removeClass(e,s)}else if("style"==i.key){const t=Object.keys(i.value);for(const e of t)a.removeStyle(e,s)}else a.removeAttribute(i.key,s);if(null!==e.attributeNewValue&&r)if("class"==r.key){const t=Array.isArray(r.value)?r.value:[r.value];for(const e of t)a.addClass(e,s)}else if("style"==r.key){const t=Object.keys(r.value);for(const e of t)a.setStyle(e,r.value[e],s)}else a.setAttribute(r.key,r.value,s)}),{priority:t.converterPriority||"normal"})}}(t))}markerToElement(t){return this.add(function(t){return(t=zs(t)).view=Hs(t.view,"ui"),e=>{var n;e.on("addMarker:"+t.model,(n=t.view,(t,e,i)=>{e.isOpening=!0;const o=n(e,i.writer);e.isOpening=!1;const r=n(e,i.writer);if(!o||!r)return;const s=e.markerRange;if(s.isCollapsed&&!i.consumable.consume(s,t.name))return;for(const e of s)if(!i.consumable.consume(e.item,t.name))return;const a=i.mapper,c=i.writer;c.insert(a.toViewPosition(s.start),o),i.mapper.bindElementToMarker(o,e.markerName),s.isCollapsed||(c.insert(a.toViewPosition(s.end),r),i.mapper.bindElementToMarker(r,e.markerName)),t.stop()}),{priority:t.converterPriority||"normal"}),e.on("removeMarker:"+t.model,(t.view,(t,e,n)=>{const i=n.mapper.markerNameToElements(e.markerName);if(i){for(const t of i)n.mapper.unbindElementFromMarkerName(t,e.markerName),n.writer.clear(n.writer.createRangeOn(t),t);n.writer.clearClonedElementsGroup(e.markerName),t.stop()}}),{priority:t.converterPriority||"normal"})}}(t))}markerToHighlight(t){return this.add(function(t){return e=>{var n;e.on("addMarker:"+t.model,(n=t.view,(t,e,i)=>{if(!e.item)return;if(!(e.item instanceof Es||e.item instanceof Fs||e.item.is("textProxy")))return;const o=Ws(n,e,i);if(!o)return;if(!i.consumable.consume(e.item,t.name))return;const r=qs(o),s=i.writer,a=s.document.selection;if(e.item instanceof Es||e.item instanceof Fs)s.wrap(a.getFirstRange(),r,a);else{const t=i.mapper.toViewRange(e.range),n=s.wrap(t,r);for(const t of n.getItems())if(t.is("attributeElement")&&t.isSimilar(r)){i.mapper.bindElementToMarker(t,e.markerName);break}}}),{priority:t.converterPriority||"normal"}),e.on("addMarker:"+t.model,function(t){return(e,n,i)=>{if(!n.item)return;if(!(n.item instanceof ws))return;const o=Ws(t,n,i);if(!o)return;if(!i.consumable.test(n.item,e.name))return;const r=i.mapper.toViewElement(n.item);if(r&&r.getCustomProperty("addHighlight")){i.consumable.consume(n.item,e.name);for(const t of ys._createIn(n.item))i.consumable.consume(t.item,e.name);r.getCustomProperty("addHighlight")(r,o,i.writer),i.mapper.bindElementToMarker(r,n.markerName)}}}(t.view),{priority:t.converterPriority||"normal"}),e.on("removeMarker:"+t.model,function(t){return(e,n,i)=>{if(n.markerRange.isCollapsed)return;const o=Ws(t,n,i);if(!o)return;const r=qs(o),s=i.mapper.markerNameToElements(n.markerName);if(s){for(const t of s)i.mapper.unbindElementFromMarkerName(t,n.markerName),t.is("attributeElement")?i.writer.unwrap(i.writer.createRangeOn(t),r):t.getCustomProperty("removeHighlight")(t,o.id,i.writer);i.writer.clearClonedElementsGroup(n.markerName),e.stop()}}}(t.view),{priority:t.converterPriority||"normal"})}}(t))}}function qs(t){const e=new ao("span",t.attributes);return t.classes&&e._addClass(t.classes),t.priority&&(e._priority=t.priority),e._id=t.id,e}function Hs(t,e){return"function"==typeof t?t:(n,i)=>function(t,e,n){"string"==typeof t&&(t={name:t});let i;const o=Object.assign({},t.attributes);if("container"==n)i=e.createContainerElement(t.name,o);else if("attribute"==n){const n={priority:t.priority||ao.DEFAULT_PRIORITY};i=e.createAttributeElement(t.name,o,n)}else i=e.createUIElement(t.name,o);if(t.styles){const n=Object.keys(t.styles);for(const o of n)e.setStyle(o,t.styles[o],i)}if(t.classes){const n=t.classes;if("string"==typeof n)e.addClass(n,i);else for(const t of n)e.addClass(t,i)}return i}(t,i,e)}function Us(t){return t.model.values?(e,n)=>{const i=t.view[e];return i?i(e,n):null}:t.view}function $s(t){return"string"==typeof t?e=>({key:t,value:e}):"object"==typeof t?t.value?()=>t:e=>({key:t.key,value:e}):t}function Ws(t,e,n){const i="function"==typeof t?t(e,n):t;return i?(i.priority||(i.priority=10),i.id||(i.id=e.markerName),i):null} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */(t=ba(t)),Aa(t)}(t))}}function Aa(t){const e=function(t){const e=t.view?new ki(t.view):null;return(n,i,o)=>{let r={};if(e){const t=e.match(i.viewItem);if(!t)return;r=t.match}r.name=!0;const s=function(t,e,n){return t instanceof Function?t(e,n):n.createElement(t)}(t.model,i.viewItem,o.writer);if(!s)return;if(!o.consumable.test(i.viewItem,r))return;const a=o.splitToAllowedParent(s,i.modelCursor);if(!a)return;o.writer.insert(s,a.position),o.convertChildren(i.viewItem,o.writer.createPositionAt(s,0)),o.consumable.consume(i.viewItem,r);const c=o.getSplitParts(s);i.modelRange=new Zs(o.writer.createPositionBefore(s),o.writer.createPositionAfter(c[c.length-1])),a.cursorParent?i.modelCursor=o.writer.createPositionAt(a.cursorParent,0):i.modelCursor=i.modelRange.end}}(t=ba(t)),n=Pa(t.view),i=n?"element:"+n:"element";return n=>{n.on(i,e,{priority:t.converterPriority||"normal"})}}function Pa(t){return"string"==typeof t?t:"object"==typeof t&&"string"==typeof t.name?t.name:null}function Ta(t,e=null){const n=null===e||(t=>t.getAttribute(e)),i="object"!=typeof t.model?t.model:t.model.key,o="object"!=typeof t.model||void 0===t.model.value?n:t.model.value;t.model={key:i,value:o}}function Ea(t,e){const n=new ki(t.view);return(i,o,r)=>{const s=n.match(o.viewItem);if(!s)return;const a=t.model.key,c="function"==typeof t.model.value?t.model.value(o.viewItem):t.model.value;null!==c&&(!function(t,e){const n="function"==typeof t?t(e):t;if("object"==typeof n&&!Pa(n))return!1;return!n.classes&&!n.attributes&&!n.styles}(t.view,o.viewItem)?delete s.match.name:s.match.name=!0,r.consumable.test(o.viewItem,s.match)&&(o.modelRange||(o=Object.assign(o,r.convertChildren(o.viewItem,o.modelCursor))),function(t,e,n,i){let o=!1;for(const r of Array.from(t.getItems({shallow:n})))i.schema.checkAttribute(r,e.key)&&(i.writer.setAttribute(e.key,e.value,r),o=!0);return o}(o.modelRange,{key:a,value:c},e,r)&&r.consumable.consume(o.viewItem,s.match)))}}class Sa{constructor(t){this.model=t,this.view=new Ls,this.mapper=new Qs,this.downcastDispatcher=new ta({mapper:this.mapper});const e=this.model.document,n=e.selection,i=this.model.markers;this.listenTo(this.model,"_beforeChanges",()=>{this.view._disableRendering(!0)},{priority:"highest"}),this.listenTo(this.model,"_afterChanges",()=>{this.view._disableRendering(!1)},{priority:"lowest"}),this.listenTo(e,"change",()=>{this.view.change(t=>{this.downcastDispatcher.convertChanges(e.differ,i,t),this.downcastDispatcher.convertSelection(n,i,t)})},{priority:"low"}),this.listenTo(this.view.document,"selectionChange",function(t,e){return(n,i)=>{const o=i.newSelection,r=new na,s=[];for(const t of o.getRanges())s.push(e.toModelRange(t));r.setTo(s,{backward:o.isBackward}),r.isEqual(t.document.selection)||t.change(t=>{t.setSelection(r)})}}(this.model,this.mapper)),this.downcastDispatcher.on("insert:$text",(t,e,n)=>{if(!n.consumable.consume(e.item,"insert"))return;const i=n.writer,o=n.mapper.toViewPosition(e.range.start),r=i.createText(e.item.data);i.insert(o,r)},{priority:"lowest"}),this.downcastDispatcher.on("remove",(t,e,n)=>{const i=n.mapper.toViewPosition(e.position),o=e.position.getShiftedBy(e.length),r=n.mapper.toViewPosition(o,{isPhantom:!0}),s=n.writer.createRange(i,r),a=n.writer.remove(s.getTrimmed());for(const t of n.writer.createRangeIn(a).getItems())n.mapper.unbindViewElement(t)},{priority:"low"}),this.downcastDispatcher.on("selection",(t,e,n)=>{const i=n.writer,o=i.document.selection;for(const t of o.getRanges())t.isCollapsed&&t.end.parent.document&&n.writer.mergeAttributes(t.start);i.setSelection(null)},{priority:"low"}),this.downcastDispatcher.on("selection",(t,e,n)=>{const i=e.selection;if(i.isCollapsed)return;if(!n.consumable.consume(i,"selection"))return;const o=[];for(const t of i.getRanges()){const e=n.mapper.toViewRange(t);o.push(e)}n.writer.setSelection(o,{backward:i.isBackward})},{priority:"low"}),this.downcastDispatcher.on("selection",(t,e,n)=>{const i=e.selection;if(!i.isCollapsed)return;if(!n.consumable.consume(i,"selection"))return;const o=n.writer,r=i.getFirstPosition(),s=n.mapper.toViewPosition(r),a=o.breakAttributes(s);o.setSelection(a)},{priority:"low"}),this.view.document.roots.bindTo(this.model.document.roots).using(t=>{if("$graveyard"==t.rootName)return null;const e=new Yi(t.name);return e.rootName=t.rootName,e._document=this.view.document,this.mapper.bindElements(t,e),e})}destroy(){this.view.destroy(),this.stopListening()}}di(Sa,Hi); + */class Gs extends Ls{elementToElement(t){return this.add(Ks(t))}elementToAttribute(t){return this.add(function(t){Zs(t=zs(t));const e=Qs(t,!1),n=Js(t.view),i=n?"element:"+n:"element";return n=>{n.on(i,e,{priority:t.converterPriority||"low"})}}(t))}attributeToAttribute(t){return this.add(function(t){t=zs(t);let e=null;("string"==typeof t.view||t.view.key)&&(e=function(t){"string"==typeof t.view&&(t.view={key:t.view});const e=t.view.key;let n;if("class"==e||"style"==e){n={["class"==e?"classes":"styles"]:t.view.value}}else{const i=void 0===t.view.value?/[\s\S]*/:t.view.value;n={attributes:{[e]:i}}}t.view.name&&(n.name=t.view.name);return t.view=n,e}(t));Zs(t,e);const n=Qs(t,!0);return e=>{e.on("element",n,{priority:t.converterPriority||"low"})}}(t))}elementToMarker(t){return this.add(function(t){return function(t){const e=t.model;t.model=(t,n)=>{const i="string"==typeof e?e:e(t);return n.createElement("$marker",{"data-name":i})}} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */ -class Ra{constructor(t,e=[]){this._editor=t,this._availablePlugins=new Map,this._plugins=new Map;for(const t of e)this._availablePlugins.set(t,t),t.pluginName&&this._availablePlugins.set(t.pluginName,t)}*[Symbol.iterator](){for(const t of this._plugins)"function"==typeof t[0]&&(yield t)}get(t){const e=this._plugins.get(t);if(!e){const e="plugincollection-plugin-not-loaded: The requested plugin is not loaded.";let n=t;throw"function"==typeof t&&(n=t.pluginName||t.name),new Zn.b(e,this._editor,{plugin:n})}return e}has(t){return this._plugins.has(t)}init(t,e=[]){const n=this,i=this._editor,o=new Set,r=[],s=h(t),a=h(e),c=function(t){const e=[];for(const n of t)u(n)||e.push(n);return e.length?e:null}(t);if(c){const t="plugincollection-plugin-not-found: Some plugins are not available and could not be loaded.";return console.error(Object(Zn.a)(t),{plugins:c}),Promise.reject(new Zn.b(t,this._editor,{plugins:c}))}return Promise.all(s.map(l)).then(()=>d(r,"init")).then(()=>d(r,"afterInit")).then(()=>r);function l(t){if(!a.includes(t)&&!n._plugins.has(t)&&!o.has(t))return function(t){return new Promise(s=>{o.add(t),t.requires&&t.requires.forEach(n=>{const o=u(n);if(e.includes(o))throw new Zn.b("plugincollection-required: Cannot load a plugin because one of its dependencies is listed inthe `removePlugins` option.",i,{plugin:o,requiredBy:t});l(o)});const a=new t(i);n._add(t,a),r.push(a),s()})}(t).catch(e=>{throw console.error(Object(Zn.a)("plugincollection-load: It was not possible to load the plugin."),{plugin:t}),e})}function d(t,e){return t.reduce((t,n)=>n[e]?t.then(n[e].bind(n)):t,Promise.resolve())}function u(t){return"function"==typeof t?t:n._availablePlugins.get(t)}function h(t){return t.map(t=>u(t)).filter(t=>!!t)}}destroy(){const t=Array.from(this).map(([,t])=>t).filter(t=>"function"==typeof t.destroy).map(t=>t.destroy());return Promise.all(t)}_add(t,e){this._plugins.set(t,e);const n=t.pluginName;if(n){if(this._plugins.has(n))throw new Zn.b("plugincollection-plugin-name-conflict: Two plugins with the same name were loaded.",null,{pluginName:n,plugin1:this._plugins.get(n).constructor,plugin2:t});this._plugins.set(n,e)}}}di(Ra,ii); + */(t=zs(t)),Ks(t)}(t))}}function Ks(t){const e=function(t){const e=t.view?new Bn(t.view):null;return(n,i,o)=>{let r={};if(e){const t=e.match(i.viewItem);if(!t)return;r=t.match}r.name=!0;const s=(a=t.model,c=i.viewItem,l=o.writer,a instanceof Function?a(c,l):l.createElement(a));var a,c,l;if(!s)return;if(!o.consumable.test(i.viewItem,r))return;const d=o.splitToAllowedParent(s,i.modelCursor);if(!d)return;o.writer.insert(s,d.position),o.convertChildren(i.viewItem,o.writer.createPositionAt(s,0)),o.consumable.consume(i.viewItem,r);const u=o.getSplitParts(s);i.modelRange=new ys(o.writer.createPositionBefore(s),o.writer.createPositionAfter(u[u.length-1])),d.cursorParent?i.modelCursor=o.writer.createPositionAt(d.cursorParent,0):i.modelCursor=i.modelRange.end}}(t=zs(t)),n=Js(t.view),i=n?"element:"+n:"element";return n=>{n.on(i,e,{priority:t.converterPriority||"normal"})}}function Js(t){return"string"==typeof t?t:"object"==typeof t&&"string"==typeof t.name?t.name:null}function Zs(t,e=null){const n=null===e||(t=>t.getAttribute(e)),i="object"!=typeof t.model?t.model:t.model.key,o="object"!=typeof t.model||void 0===t.model.value?n:t.model.value;t.model={key:i,value:o}}function Qs(t,e){const n=new Bn(t.view);return(i,o,r)=>{const s=n.match(o.viewItem);if(!s)return;const a=t.model.key,c="function"==typeof t.model.value?t.model.value(o.viewItem):t.model.value;null!==c&&(!function(t,e){const n="function"==typeof t?t(e):t;if("object"==typeof n&&!Js(n))return!1;return!n.classes&&!n.attributes&&!n.styles}(t.view,o.viewItem)?delete s.match.name:s.match.name=!0,r.consumable.test(o.viewItem,s.match)&&(o.modelRange||(o=Object.assign(o,r.convertChildren(o.viewItem,o.modelCursor))),function(t,e,n,i){let o=!1;for(const r of Array.from(t.getItems({shallow:n})))i.schema.checkAttribute(r,e.key)&&(i.writer.setAttribute(e.key,e.value,r),o=!0);return o}(o.modelRange,{key:a,value:c},e,r)&&r.consumable.consume(o.viewItem,s.match)))}}class Ys{constructor(t){this.model=t,this.view=new fs,this.mapper=new xs,this.downcastDispatcher=new Ps({mapper:this.mapper});const e=this.model.document,n=e.selection,i=this.model.markers;this.listenTo(this.model,"_beforeChanges",()=>{this.view._disableRendering(!0)},{priority:"highest"}),this.listenTo(this.model,"_afterChanges",()=>{this.view._disableRendering(!1)},{priority:"lowest"}),this.listenTo(e,"change",()=>{this.view.change(t=>{this.downcastDispatcher.convertChanges(e.differ,i,t),this.downcastDispatcher.convertSelection(n,i,t)})},{priority:"low"}),this.listenTo(this.view.document,"selectionChange",function(t,e){return(n,i)=>{const o=i.newSelection,r=new Es,s=[];for(const t of o.getRanges())s.push(e.toModelRange(t));r.setTo(s,{backward:o.isBackward}),r.isEqual(t.document.selection)||t.change(t=>{t.setSelection(r)})}}(this.model,this.mapper)),this.downcastDispatcher.on("insert:$text",(t,e,n)=>{if(!n.consumable.consume(e.item,"insert"))return;const i=n.writer,o=n.mapper.toViewPosition(e.range.start),r=i.createText(e.item.data);i.insert(o,r)},{priority:"lowest"}),this.downcastDispatcher.on("remove",(t,e,n)=>{const i=n.mapper.toViewPosition(e.position),o=e.position.getShiftedBy(e.length),r=n.mapper.toViewPosition(o,{isPhantom:!0}),s=n.writer.createRange(i,r),a=n.writer.remove(s.getTrimmed());for(const t of n.writer.createRangeIn(a).getItems())n.mapper.unbindViewElement(t)},{priority:"low"}),this.downcastDispatcher.on("selection",(t,e,n)=>{const i=n.writer,o=i.document.selection;for(const t of o.getRanges())t.isCollapsed&&t.end.parent.document&&n.writer.mergeAttributes(t.start);i.setSelection(null)},{priority:"low"}),this.downcastDispatcher.on("selection",(t,e,n)=>{const i=e.selection;if(i.isCollapsed)return;if(!n.consumable.consume(i,"selection"))return;const o=[];for(const t of i.getRanges()){const e=n.mapper.toViewRange(t);o.push(e)}n.writer.setSelection(o,{backward:i.isBackward})},{priority:"low"}),this.downcastDispatcher.on("selection",(t,e,n)=>{const i=e.selection;if(!i.isCollapsed)return;if(!n.consumable.consume(i,"selection"))return;const o=n.writer,r=i.getFirstPosition(),s=n.mapper.toViewPosition(r),a=o.breakAttributes(s);o.setSelection(a)},{priority:"low"}),this.view.document.roots.bindTo(this.model.document.roots).using(t=>{if("$graveyard"==t.rootName)return null;const e=new Yi(t.name);return e.rootName=t.rootName,e._document=this.view.document,this.mapper.bindElements(t,e),e})}destroy(){this.view.destroy(),this.stopListening()}}xn(Ys,Hi); /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license */ -class Ia{constructor(){this._commands=new Map}add(t,e){this._commands.set(t,e)}get(t){return this._commands.get(t)}execute(t,...e){const n=this.get(t);if(!n)throw new Zn.b("commandcollection-command-not-found: Command does not exist.",this,{commandName:t});n.execute(...e)}*names(){yield*this._commands.keys()}*commands(){yield*this._commands.values()}[Symbol.iterator](){return this._commands[Symbol.iterator]()}destroy(){for(const t of this.commands())t.destroy()}} +class Xs{constructor(){this._commands=new Map}add(t,e){this._commands.set(t,e)}get(t){return this._commands.get(t)}execute(t,...e){const n=this.get(t);if(!n)throw new fn.b("commandcollection-command-not-found: Command does not exist.",this,{commandName:t});n.execute(...e)}*names(){yield*this._commands.keys()}*commands(){yield*this._commands.values()}[Symbol.iterator](){return this._commands[Symbol.iterator]()}destroy(){for(const t of this.commands())t.destroy()}} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */function Oa(t,e){const n=Object.keys(window.CKEDITOR_TRANSLATIONS).length;return 1===n&&(t=Object.keys(window.CKEDITOR_TRANSLATIONS)[0]),0!==n&&function(t,e){return t in window.CKEDITOR_TRANSLATIONS&&e in window.CKEDITOR_TRANSLATIONS[t]}(t,e)?window.CKEDITOR_TRANSLATIONS[t][e].replace(/ \[context: [^\]]+\]$/,""):e.replace(/ \[context: [^\]]+\]$/,"")}window.CKEDITOR_TRANSLATIONS||(window.CKEDITOR_TRANSLATIONS={}); + */class ta{constructor(){this._consumables=new Map}add(t,e){let n;t.is("text")||t.is("documentFragment")?this._consumables.set(t,!0):(this._consumables.has(t)?n=this._consumables.get(t):(n=new ea,this._consumables.set(t,n)),n.add(e))}test(t,e){const n=this._consumables.get(t);return void 0===n?null:t.is("text")||t.is("documentFragment")?n:n.test(e)}consume(t,e){return!!this.test(t,e)&&(t.is("text")||t.is("documentFragment")?this._consumables.set(t,!1):this._consumables.get(t).consume(e),!0)}revert(t,e){const n=this._consumables.get(t);void 0!==n&&(t.is("text")||t.is("documentFragment")?this._consumables.set(t,!0):n.revert(e))}static consumablesFromElement(t){const e={name:!0,attributes:[],classes:[],styles:[]},n=t.getAttributeKeys();for(const t of n)"style"!=t&&"class"!=t&&e.attributes.push(t);const i=t.getClassNames();for(const t of i)e.classes.push(t);const o=t.getStyleNames();for(const t of o)e.styles.push(t);return e}static createFrom(t,e){if(e||(e=new ta),t.is("text"))return e.add(t),e;t.is("element")&&e.add(t,ta.consumablesFromElement(t)),t.is("documentFragment")&&e.add(t);for(const n of t.getChildren())e=ta.createFrom(n,e);return e}}class ea{constructor(){this._canConsumeName=null,this._consumables={attributes:new Map,styles:new Map,classes:new Map}}add(t){t.name&&(this._canConsumeName=!0);for(const e in this._consumables)e in t&&this._add(e,t[e])}test(t){if(t.name&&!this._canConsumeName)return this._canConsumeName;for(const e in this._consumables)if(e in t){const n=this._test(e,t[e]);if(!0!==n)return n}return!0}consume(t){t.name&&(this._canConsumeName=!1);for(const e in this._consumables)e in t&&this._consume(e,t[e])}revert(t){t.name&&(this._canConsumeName=!0);for(const e in this._consumables)e in t&&this._revert(e,t[e])}_add(t,e){const n=Ft(e)?e:[e],i=this._consumables[t];for(const e of n){if("attributes"===t&&("class"===e||"style"===e))throw new fn.b("viewconsumable-invalid-attribute: Classes and styles should be handled separately.",this);if(i.set(e,!0),"styles"===t)for(const t of Ri.getRelatedStyles(e))i.set(t,!0)}}_test(t,e){const n=Ft(e)?e:[e],i=this._consumables[t];for(const e of n)if("attributes"!==t||"class"!==e&&"style"!==e){const t=i.get(e);if(void 0===t)return null;if(!t)return!1}else{const t="class"==e?"classes":"styles",n=this._test(t,[...this._consumables[t].keys()]);if(!0!==n)return n}return!0}_consume(t,e){const n=Ft(e)?e:[e],i=this._consumables[t];for(const e of n)if("attributes"!==t||"class"!==e&&"style"!==e){if(i.set(e,!1),"styles"==t)for(const t of Ri.getRelatedStyles(e))i.set(t,!1)}else{const t="class"==e?"classes":"styles";this._consume(t,[...this._consumables[t].keys()])}}_revert(t,e){const n=Ft(e)?e:[e],i=this._consumables[t];for(const e of n)if("attributes"!==t||"class"!==e&&"style"!==e){!1===i.get(e)&&i.set(e,!0)}else{const t="class"==e?"classes":"styles";this._revert(t,[...this._consumables[t].keys()])}}} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */ -const Da=["ar","fa","he","ku","ug"];class Ma{constructor(t={}){this.uiLanguage=t.uiLanguage||"en",this.contentLanguage=t.contentLanguage||this.uiLanguage,this.uiLanguageDirection=Na(this.uiLanguage),this.contentLanguageDirection=Na(this.contentLanguage),this.t=(...t)=>this._t(...t)}get language(){return console.warn("locale-deprecated-language-property: The Locale#language property has been deprecated and will be removed in the near future. Please use #uiLanguage and #contentLanguage properties instead."),this.uiLanguage}_t(t,e){let n=Oa(this.uiLanguage,t);return e&&(n=n.replace(/%(\d+)/g,(t,n)=>n{e[0]=new ia(e[0])},{priority:"highest"}),this.on("checkChild",(t,e)=>{e[0]=new ia(e[0]),e[1]=this.getDefinition(e[1])},{priority:"highest"})}register(t,e){if(this._sourceDefinitions[t])throw new fn.b("schema-cannot-register-item-twice: A single item cannot be registered twice in the schema.",this,{itemName:t});this._sourceDefinitions[t]=[Object.assign({},e)],this._clearCache()}extend(t,e){if(!this._sourceDefinitions[t])throw new fn.b("schema-cannot-extend-missing-item: Cannot extend an item which was not registered yet.",this,{itemName:t});this._sourceDefinitions[t].push(Object.assign({},e)),this._clearCache()}getDefinitions(){return this._compiledDefinitions||this._compile(),this._compiledDefinitions}getDefinition(t){let e;return e="string"==typeof t?t:t.is&&(t.is("text")||t.is("textProxy"))?"$text":t.name,this.getDefinitions()[e]}isRegistered(t){return!!this.getDefinition(t)}isBlock(t){const e=this.getDefinition(t);return!(!e||!e.isBlock)}isLimit(t){const e=this.getDefinition(t);return!!e&&!(!e.isLimit&&!e.isObject)}isObject(t){const e=this.getDefinition(t);return!(!e||!e.isObject)}isInline(t){const e=this.getDefinition(t);return!(!e||!e.isInline)}checkChild(t,e){return!!e&&this._checkContextMatch(e,t)}checkAttribute(t,e){const n=this.getDefinition(t.last);return!!n&&n.allowAttributes.includes(e)}checkMerge(t,e=null){if(t instanceof vs){const e=t.nodeBefore,n=t.nodeAfter;if(!(e instanceof ws))throw new fn.b("schema-check-merge-no-element-before: The node before the merge position must be an element.",this);if(!(n instanceof ws))throw new fn.b("schema-check-merge-no-element-after: The node after the merge position must be an element.",this);return this.checkMerge(e,n)}for(const n of e.getChildren())if(!this.checkChild(t,n))return!1;return!0}addChildCheck(t){this.on("checkChild",(e,[n,i])=>{if(!i)return;const o=t(n,i);"boolean"==typeof o&&(e.stop(),e.return=o)},{priority:"high"})}addAttributeCheck(t){this.on("checkAttribute",(e,[n,i])=>{const o=t(n,i);"boolean"==typeof o&&(e.stop(),e.return=o)},{priority:"high"})}setAttributeProperties(t,e){this._attributeProperties[t]=Object.assign(this.getAttributeProperties(t),e)}getAttributeProperties(t){return this._attributeProperties[t]||{}}getLimitElement(t){let e;if(t instanceof vs)e=t.parent;else{e=(t instanceof ys?[t]:Array.from(t.getRanges())).reduce((t,e)=>{const n=e.getCommonAncestor();return t?t.getCommonAncestor(n,{includeSelf:!0}):n},null)}for(;!this.isLimit(e)&&e.parent;)e=e.parent;return e}checkAttributeInSelection(t,e){if(t.isCollapsed){const n=[...t.getFirstPosition().getAncestors(),new ms("",t.getAttributes())];return this.checkAttribute(n,e)}{const n=t.getRanges();for(const t of n)for(const n of t)if(this.checkAttribute(n.item,e))return!0}return!1}*getValidRanges(t,e){t=function*(t){for(const e of t)yield*e.getMinimalFlatRanges()}(t);for(const n of t)yield*this._getValidRangesForRange(n,e)}getNearestSelectionRange(t,e="both"){if(this.checkChild(t,"$text"))return new ys(t);let n,i;"both"!=e&&"backward"!=e||(n=new _s({startPosition:t,direction:"backward"})),"both"!=e&&"forward"!=e||(i=new _s({startPosition:t}));for(const t of function*(t,e){let n=!1;for(;!n;){if(n=!0,t){const e=t.next();e.done||(n=!1,yield{walker:t,value:e.value})}if(e){const t=e.next();t.done||(n=!1,yield{walker:e,value:t.value})}}}(n,i)){const e=t.walker==n?"elementEnd":"elementStart",i=t.value;if(i.type==e&&this.isObject(i.item))return ys._createOn(i.item);if(this.checkChild(i.nextPosition,"$text"))return new ys(i.nextPosition)}return null}findAllowedParent(t,e){let n=t.parent;for(;n;){if(this.checkChild(n,e))return n;if(this.isLimit(n))return null;n=n.parent}return null}removeDisallowedAttributes(t,e){for(const n of t)if(n.is("text"))pa(this,n,e);else{const t=ys._createIn(n).getPositions();for(const n of t){pa(this,n.nodeBefore||n.parent,e)}}}createContext(t){return new ia(t)}_clearCache(){this._compiledDefinitions=null}_compile(){const t={},e=this._sourceDefinitions,n=Object.keys(e);for(const i of n)t[i]=oa(e[i],i);for(const e of n)ra(t,e);for(const e of n)sa(t,e);for(const e of n)aa(t,e),ca(t,e);for(const e of n)la(t,e),da(t,e);this._compiledDefinitions=t}_checkContextMatch(t,e,n=e.length-1){const i=e.getItem(n);if(t.allowIn.includes(i.name)){if(0==n)return!0;{const t=this.getDefinition(i);return this._checkContextMatch(t,e,n-1)}}return!1}*_getValidRangesForRange(t,e){let n=t.start,i=t.start;for(const o of t.getItems({shallow:!0}))o.is("element")&&(yield*this._getValidRangesForRange(ys._createIn(o),e)),this.checkAttribute(o,e)||(n.isEqual(i)||(yield new ys(n,i)),n=vs._createAfter(o)),i=vs._createAfter(o);n.isEqual(i)||(yield new ys(n,i))}}xn(na,Hi);class ia{constructor(t){if(t instanceof ia)return t;"string"==typeof t?t=[t]:Array.isArray(t)||(t=t.getAncestors({includeSelf:!0})),t[0]&&"string"!=typeof t[0]&&t[0].is("documentFragment")&&t.shift(),this._items=t.map(fa)}get length(){return this._items.length}get last(){return this._items[this._items.length-1]}[Symbol.iterator](){return this._items[Symbol.iterator]()}push(t){const e=new ia([t]);return e._items=[...this._items,...e._items],e}getItem(t){return this._items[t]}*getNames(){yield*this._items.map(t=>t.name)}endsWith(t){return Array.from(this.getNames()).join(" ").endsWith(t)}startsWith(t){return Array.from(this.getNames()).join(" ").startsWith(t)}}function oa(t,e){const n={name:e,allowIn:[],allowContentOf:[],allowWhere:[],allowAttributes:[],allowAttributesOf:[],inheritTypesFrom:[]};return function(t,e){for(const n of t){const t=Object.keys(n).filter(t=>t.startsWith("is"));for(const i of t)e[i]=n[i]}}(t,n),ua(t,n,"allowIn"),ua(t,n,"allowContentOf"),ua(t,n,"allowWhere"),ua(t,n,"allowAttributes"),ua(t,n,"allowAttributesOf"),ua(t,n,"inheritTypesFrom"),function(t,e){for(const n of t){const t=n.inheritAllFrom;t&&(e.allowContentOf.push(t),e.allowWhere.push(t),e.allowAttributesOf.push(t),e.inheritTypesFrom.push(t))}}(t,n),n}function ra(t,e){for(const n of t[e].allowContentOf)if(t[n]){ha(t,n).forEach(t=>{t.allowIn.push(e)})}delete t[e].allowContentOf}function sa(t,e){for(const n of t[e].allowWhere){const i=t[n];if(i){const n=i.allowIn;t[e].allowIn.push(...n)}}delete t[e].allowWhere}function aa(t,e){for(const n of t[e].allowAttributesOf){const i=t[n];if(i){const n=i.allowAttributes;t[e].allowAttributes.push(...n)}}delete t[e].allowAttributesOf}function ca(t,e){const n=t[e];for(const e of n.inheritTypesFrom){const i=t[e];if(i){const t=Object.keys(i).filter(t=>t.startsWith("is"));for(const e of t)e in n||(n[e]=i[e])}}delete n.inheritTypesFrom}function la(t,e){const n=t[e],i=n.allowIn.filter(e=>t[e]);n.allowIn=Array.from(new Set(i))}function da(t,e){const n=t[e];n.allowAttributes=Array.from(new Set(n.allowAttributes))}function ua(t,e,n){for(const i of t)"string"==typeof i[n]?e[n].push(i[n]):Array.isArray(i[n])&&e[n].push(...i[n])}function ha(t,e){const n=t[e];return(i=t,Object.keys(i).map(t=>i[t])).filter(t=>t.allowIn.includes(n.name));var i}function fa(t){return"string"==typeof t?{name:t,*getAttributeKeys(){},getAttribute(){}}:{name:t.is("element")?t.name:"$text",*getAttributeKeys(){yield*t.getAttributeKeys()},getAttribute:e=>t.getAttribute(e)}}function pa(t,e,n){for(const i of e.getAttributeKeys())t.checkAttribute(e,i)||n.removeAttribute(i,e)} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */class Va{constructor(){this._consumables=new Map}add(t,e){let n;t.is("text")||t.is("documentFragment")?this._consumables.set(t,!0):(this._consumables.has(t)?n=this._consumables.get(t):(n=new Fa,this._consumables.set(t,n)),n.add(e))}test(t,e){const n=this._consumables.get(t);return void 0===n?null:t.is("text")||t.is("documentFragment")?n:n.test(e)}consume(t,e){return!!this.test(t,e)&&(t.is("text")||t.is("documentFragment")?this._consumables.set(t,!1):this._consumables.get(t).consume(e),!0)}revert(t,e){const n=this._consumables.get(t);void 0!==n&&(t.is("text")||t.is("documentFragment")?this._consumables.set(t,!0):n.revert(e))}static consumablesFromElement(t){const e={name:!0,attributes:[],classes:[],styles:[]},n=t.getAttributeKeys();for(const t of n)"style"!=t&&"class"!=t&&e.attributes.push(t);const i=t.getClassNames();for(const t of i)e.classes.push(t);const o=t.getStyleNames();for(const t of o)e.styles.push(t);return e}static createFrom(t,e){if(e||(e=new Va),t.is("text"))return e.add(t),e;t.is("element")&&e.add(t,Va.consumablesFromElement(t)),t.is("documentFragment")&&e.add(t);for(const n of t.getChildren())e=Va.createFrom(n,e);return e}}class Fa{constructor(){this._canConsumeName=null,this._consumables={attributes:new Map,styles:new Map,classes:new Map}}add(t){t.name&&(this._canConsumeName=!0);for(const e in this._consumables)e in t&&this._add(e,t[e])}test(t){if(t.name&&!this._canConsumeName)return this._canConsumeName;for(const e in this._consumables)if(e in t){const n=this._test(e,t[e]);if(!0!==n)return n}return!0}consume(t){t.name&&(this._canConsumeName=!1);for(const e in this._consumables)e in t&&this._consume(e,t[e])}revert(t){t.name&&(this._canConsumeName=!0);for(const e in this._consumables)e in t&&this._revert(e,t[e])}_add(t,e){const n=Gt(e)?e:[e],i=this._consumables[t];for(const e of n){if("attributes"===t&&("class"===e||"style"===e))throw new Zn.b("viewconsumable-invalid-attribute: Classes and styles should be handled separately.",this);i.set(e,!0)}}_test(t,e){const n=Gt(e)?e:[e],i=this._consumables[t];for(const e of n)if("attributes"!==t||"class"!==e&&"style"!==e){const t=i.get(e);if(void 0===t)return null;if(!t)return!1}else{const t="class"==e?"classes":"styles",n=this._test(t,[...this._consumables[t].keys()]);if(!0!==n)return n}return!0}_consume(t,e){const n=Gt(e)?e:[e],i=this._consumables[t];for(const e of n)if("attributes"!==t||"class"!==e&&"style"!==e)i.set(e,!1);else{const t="class"==e?"classes":"styles";this._consume(t,[...this._consumables[t].keys()])}}_revert(t,e){const n=Gt(e)?e:[e],i=this._consumables[t];for(const e of n)if("attributes"!==t||"class"!==e&&"style"!==e){!1===i.get(e)&&i.set(e,!0)}else{const t="class"==e?"classes":"styles";this._revert(t,[...this._consumables[t].keys()])}}} + */class ma{constructor(t={}){this._splitParts=new Map,this._modelCursor=null,this.conversionApi=Object.assign({},t),this.conversionApi.convertItem=this._convertItem.bind(this),this.conversionApi.convertChildren=this._convertChildren.bind(this),this.conversionApi.splitToAllowedParent=this._splitToAllowedParent.bind(this),this.conversionApi.getSplitParts=this._getSplitParts.bind(this)}convert(t,e,n=["$root"]){this.fire("viewCleanup",t),this._modelCursor=function(t,e){let n;for(const i of new ia(t)){const t={};for(const e of i.getAttributeKeys())t[e]=i.getAttribute(e);const o=e.createElement(i.name,t);n&&e.append(o,n),n=vs._createAt(o,0)}return n} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */class Ba{constructor(){this._sourceDefinitions={},this._attributeProperties={},this.decorate("checkChild"),this.decorate("checkAttribute"),this.on("checkAttribute",(t,e)=>{e[0]=new La(e[0])},{priority:"highest"}),this.on("checkChild",(t,e)=>{e[0]=new La(e[0]),e[1]=this.getDefinition(e[1])},{priority:"highest"})}register(t,e){if(this._sourceDefinitions[t])throw new Zn.b("schema-cannot-register-item-twice: A single item cannot be registered twice in the schema.",this,{itemName:t});this._sourceDefinitions[t]=[Object.assign({},e)],this._clearCache()}extend(t,e){if(!this._sourceDefinitions[t])throw new Zn.b("schema-cannot-extend-missing-item: Cannot extend an item which was not registered yet.",this,{itemName:t});this._sourceDefinitions[t].push(Object.assign({},e)),this._clearCache()}getDefinitions(){return this._compiledDefinitions||this._compile(),this._compiledDefinitions}getDefinition(t){let e;return e="string"==typeof t?t:t.is&&(t.is("text")||t.is("textProxy"))?"$text":t.name,this.getDefinitions()[e]}isRegistered(t){return!!this.getDefinition(t)}isBlock(t){const e=this.getDefinition(t);return!(!e||!e.isBlock)}isLimit(t){const e=this.getDefinition(t);return!!e&&!(!e.isLimit&&!e.isObject)}isObject(t){const e=this.getDefinition(t);return!(!e||!e.isObject)}isInline(t){const e=this.getDefinition(t);return!(!e||!e.isInline)}checkChild(t,e){return!!e&&this._checkContextMatch(e,t)}checkAttribute(t,e){const n=this.getDefinition(t.last);return!!n&&n.allowAttributes.includes(e)}checkMerge(t,e=null){if(t instanceof Js){const e=t.nodeBefore,n=t.nodeAfter;if(!(e instanceof $s))throw new Zn.b("schema-check-merge-no-element-before: The node before the merge position must be an element.",this);if(!(n instanceof $s))throw new Zn.b("schema-check-merge-no-element-after: The node after the merge position must be an element.",this);return this.checkMerge(e,n)}for(const n of e.getChildren())if(!this.checkChild(t,n))return!1;return!0}addChildCheck(t){this.on("checkChild",(e,[n,i])=>{if(!i)return;const o=t(n,i);"boolean"==typeof o&&(e.stop(),e.return=o)},{priority:"high"})}addAttributeCheck(t){this.on("checkAttribute",(e,[n,i])=>{const o=t(n,i);"boolean"==typeof o&&(e.stop(),e.return=o)},{priority:"high"})}setAttributeProperties(t,e){this._attributeProperties[t]=Object.assign(this.getAttributeProperties(t),e)}getAttributeProperties(t){return this._attributeProperties[t]||{}}getLimitElement(t){let e;if(t instanceof Js)e=t.parent;else{e=(t instanceof Zs?[t]:Array.from(t.getRanges())).reduce((t,e)=>{const n=e.getCommonAncestor();return t?t.getCommonAncestor(n,{includeSelf:!0}):n},null)}for(;!this.isLimit(e)&&e.parent;)e=e.parent;return e}checkAttributeInSelection(t,e){if(t.isCollapsed){const n=[...t.getFirstPosition().getAncestors(),new js("",t.getAttributes())];return this.checkAttribute(n,e)}{const n=t.getRanges();for(const t of n)for(const n of t)if(this.checkAttribute(n.item,e))return!0}return!1}*getValidRanges(t,e){t=function*(t){for(const e of t)yield*e.getMinimalFlatRanges()}(t);for(const n of t)yield*this._getValidRangesForRange(n,e)}getNearestSelectionRange(t,e="both"){if(this.checkChild(t,"$text"))return new Zs(t);let n,i;"both"!=e&&"backward"!=e||(n=new Ws({startPosition:t,direction:"backward"})),"both"!=e&&"forward"!=e||(i=new Ws({startPosition:t}));for(const t of function*(t,e){let n=!1;for(;!n;){if(n=!0,t){const e=t.next();e.done||(n=!1,yield{walker:t,value:e.value})}if(e){const t=e.next();t.done||(n=!1,yield{walker:e,value:t.value})}}}(n,i)){const e=t.walker==n?"elementEnd":"elementStart",i=t.value;if(i.type==e&&this.isObject(i.item))return Zs._createOn(i.item);if(this.checkChild(i.nextPosition,"$text"))return new Zs(i.nextPosition)}return null}findAllowedParent(t,e){let n=t.parent;for(;n;){if(this.checkChild(n,e))return n;if(this.isLimit(n))return null;n=n.parent}return null}removeDisallowedAttributes(t,e){for(const n of t)if(n.is("text"))Za(this,n,e);else{const t=Zs._createIn(n).getPositions();for(const n of t){Za(this,n.nodeBefore||n.parent,e)}}}createContext(t){return new La(t)}_clearCache(){this._compiledDefinitions=null}_compile(){const t={},e=this._sourceDefinitions,n=Object.keys(e);for(const i of n)t[i]=za(e[i],i);for(const e of n)qa(t,e);for(const e of n)ja(t,e);for(const e of n)Ha(t,e),Ua(t,e);for(const e of n)$a(t,e),Wa(t,e);this._compiledDefinitions=t}_checkContextMatch(t,e,n=e.length-1){const i=e.getItem(n);if(t.allowIn.includes(i.name)){if(0==n)return!0;{const t=this.getDefinition(i);return this._checkContextMatch(t,e,n-1)}}return!1}*_getValidRangesForRange(t,e){let n=t.start,i=t.start;for(const o of t.getItems({shallow:!0}))o.is("element")&&(yield*this._getValidRangesForRange(Zs._createIn(o),e)),this.checkAttribute(o,e)||(n.isEqual(i)||(yield new Zs(n,i)),n=Js._createAfter(o)),i=Js._createAfter(o);n.isEqual(i)||(yield new Zs(n,i))}}di(Ba,Hi);class La{constructor(t){if(t instanceof La)return t;"string"==typeof t?t=[t]:Array.isArray(t)||(t=t.getAncestors({includeSelf:!0})),t[0]&&"string"!=typeof t[0]&&t[0].is("documentFragment")&&t.shift(),this._items=t.map(Ja)}get length(){return this._items.length}get last(){return this._items[this._items.length-1]}[Symbol.iterator](){return this._items[Symbol.iterator]()}push(t){const e=new La([t]);return e._items=[...this._items,...e._items],e}getItem(t){return this._items[t]}*getNames(){yield*this._items.map(t=>t.name)}endsWith(t){return Array.from(this.getNames()).join(" ").endsWith(t)}}function za(t,e){const n={name:e,allowIn:[],allowContentOf:[],allowWhere:[],allowAttributes:[],allowAttributesOf:[],inheritTypesFrom:[]};return function(t,e){for(const n of t){const t=Object.keys(n).filter(t=>t.startsWith("is"));for(const i of t)e[i]=n[i]}}(t,n),Ga(t,n,"allowIn"),Ga(t,n,"allowContentOf"),Ga(t,n,"allowWhere"),Ga(t,n,"allowAttributes"),Ga(t,n,"allowAttributesOf"),Ga(t,n,"inheritTypesFrom"),function(t,e){for(const n of t){const t=n.inheritAllFrom;t&&(e.allowContentOf.push(t),e.allowWhere.push(t),e.allowAttributesOf.push(t),e.inheritTypesFrom.push(t))}}(t,n),n}function qa(t,e){for(const n of t[e].allowContentOf)if(t[n]){Ka(t,n).forEach(t=>{t.allowIn.push(e)})}delete t[e].allowContentOf}function ja(t,e){for(const n of t[e].allowWhere){const i=t[n];if(i){const n=i.allowIn;t[e].allowIn.push(...n)}}delete t[e].allowWhere}function Ha(t,e){for(const n of t[e].allowAttributesOf){const i=t[n];if(i){const n=i.allowAttributes;t[e].allowAttributes.push(...n)}}delete t[e].allowAttributesOf}function Ua(t,e){const n=t[e];for(const e of n.inheritTypesFrom){const i=t[e];if(i){const t=Object.keys(i).filter(t=>t.startsWith("is"));for(const e of t)e in n||(n[e]=i[e])}}delete n.inheritTypesFrom}function $a(t,e){const n=t[e],i=n.allowIn.filter(e=>t[e]);n.allowIn=Array.from(new Set(i))}function Wa(t,e){const n=t[e];n.allowAttributes=Array.from(new Set(n.allowAttributes))}function Ga(t,e,n){for(const i of t)"string"==typeof i[n]?e[n].push(i[n]):Array.isArray(i[n])&&e[n].push(...i[n])}function Ka(t,e){const n=t[e];return(i=t,Object.keys(i).map(t=>i[t])).filter(t=>t.allowIn.includes(n.name));var i}function Ja(t){return"string"==typeof t?{name:t,*getAttributeKeys(){},getAttribute(){}}:{name:t.is("element")?t.name:"$text",*getAttributeKeys(){yield*t.getAttributeKeys()},getAttribute:e=>t.getAttribute(e)}}function Za(t,e,n){for(const i of e.getAttributeKeys())t.checkAttribute(e,i)||n.removeAttribute(i,e)} + */(n,e),this.conversionApi.writer=e,this.conversionApi.consumable=ta.createFrom(t),this.conversionApi.store={};const{modelRange:i}=this._convertItem(t,this._modelCursor),o=e.createDocumentFragment();if(i){this._removeEmptyElements();for(const t of Array.from(this._modelCursor.parent.getChildren()))e.append(t,o);o.markers=function(t,e){const n=new Set,i=new Map,o=ys._createIn(t).getItems();for(const t of o)"$marker"==t.name&&n.add(t);for(const t of n){const n=t.getAttribute("data-name"),o=e.createPositionBefore(t);i.has(n)?i.get(n).end=o.clone():i.set(n,new ys(o.clone())),e.remove(t)}return i}(o,e)}return this._modelCursor=null,this._splitParts.clear(),this.conversionApi.writer=null,this.conversionApi.store=null,o}_convertItem(t,e){const n=Object.assign({viewItem:t,modelCursor:e,modelRange:null});if(t.is("element")?this.fire("element:"+t.name,n,this.conversionApi):t.is("text")?this.fire("text",n,this.conversionApi):this.fire("documentFragment",n,this.conversionApi),n.modelRange&&!(n.modelRange instanceof ys))throw new fn.b("view-conversion-dispatcher-incorrect-result: Incorrect conversion result was dropped.",this);return{modelRange:n.modelRange,modelCursor:n.modelCursor}}_convertChildren(t,e){const n=new ys(e);let i=e;for(const e of Array.from(t.getChildren())){const t=this._convertItem(e,i);t.modelRange instanceof ys&&(n.end=t.modelRange.end,i=t.modelCursor)}return{modelRange:n,modelCursor:i}}_splitToAllowedParent(t,e){const n=this.conversionApi.schema.findAllowedParent(e,t);if(!n)return null;if(n===e.parent)return{position:e};if(this._modelCursor.parent.getAncestors().includes(n))return null;const i=this.conversionApi.writer.split(e,n),o=[];for(const t of i.range.getWalker())if("elementEnd"==t.type)o.push(t.item);else{const e=o.pop(),n=t.item;this._registerSplitPair(e,n)}return{position:i.position,cursorParent:i.range.end.parent}}_registerSplitPair(t,e){this._splitParts.has(t)||this._splitParts.set(t,[t]);const n=this._splitParts.get(t);this._splitParts.set(e,n),n.push(e)}_getSplitParts(t){let e;return e=this._splitParts.has(t)?this._splitParts.get(t):[t],e}_removeEmptyElements(){let t=!1;for(const e of this._splitParts.keys())e.isEmpty&&(this.conversionApi.writer.remove(e),this._splitParts.delete(e),t=!0);t&&this._removeEmptyElements()}}xn(ma,gn);class ga{constructor(t,e){this.model=t,this.processor=e,this.mapper=new xs,this.downcastDispatcher=new Ps({mapper:this.mapper}),this.downcastDispatcher.on("insert:$text",(t,e,n)=>{if(!n.consumable.consume(e.item,"insert"))return;const i=n.writer,o=n.mapper.toViewPosition(e.range.start),r=i.createText(e.item.data);i.insert(o,r)},{priority:"lowest"}),this.upcastDispatcher=new ma({schema:t.schema}),this.upcastDispatcher.on("text",(t,e,n)=>{if(n.schema.checkChild(e.modelCursor,"$text")&&n.consumable.consume(e.viewItem)){const t=n.writer.createText(e.viewItem.data);n.writer.insert(t,e.modelCursor),e.modelRange=ys._createFromPositionAndShift(e.modelCursor,t.offsetSize),e.modelCursor=e.modelRange.end}},{priority:"lowest"}),this.upcastDispatcher.on("element",(t,e,n)=>{if(!e.modelRange&&n.consumable.consume(e.viewItem,{name:!0})){const{modelRange:t,modelCursor:i}=n.convertChildren(e.viewItem,e.modelCursor);e.modelRange=t,e.modelCursor=i}},{priority:"lowest"}),this.upcastDispatcher.on("documentFragment",(t,e,n)=>{if(!e.modelRange&&n.consumable.consume(e.viewItem,{name:!0})){const{modelRange:t,modelCursor:i}=n.convertChildren(e.viewItem,e.modelCursor);e.modelRange=t,e.modelCursor=i}},{priority:"lowest"}),this.decorate("init"),this.on("init",()=>{this.fire("ready")},{priority:"lowest"})}get(t){const{rootName:e="main",trim:n="empty"}=t||{};if(!this._checkIfRootsExists([e]))throw new fn.b("datacontroller-get-non-existent-root: Attempting to get data from a non-existing root.",this);const i=this.model.document.getRoot(e);return"empty"!==n||this.model.hasContent(i,{ignoreWhitespaces:!0})?this.stringify(i):""}stringify(t){const e=this.toView(t);return this.processor.toData(e)}toView(t){this.mapper.clearBindings();const e=ys._createIn(t),n=new Ao,i=new Po(new so);if(this.mapper.bindElements(t,n),this.downcastDispatcher.convertInsert(e,i),!t.is("documentFragment")){const e=function(t){const e=[],n=t.root.document;if(!n)return[];const i=ys._createIn(t);for(const t of n.model.markers){const n=i.getIntersection(t.getRange());n&&e.push([t.name,n])}return e} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */class Qa{constructor(t={}){this._splitParts=new Map,this._modelCursor=null,this.conversionApi=Object.assign({},t),this.conversionApi.convertItem=this._convertItem.bind(this),this.conversionApi.convertChildren=this._convertChildren.bind(this),this.conversionApi.splitToAllowedParent=this._splitToAllowedParent.bind(this),this.conversionApi.getSplitParts=this._getSplitParts.bind(this)}convert(t,e,n=["$root"]){this.fire("viewCleanup",t),this._modelCursor=function(t,e){let n;for(const i of new La(t)){const t={};for(const e of i.getAttributeKeys())t[e]=i.getAttribute(e);const o=e.createElement(i.name,t);n&&e.append(o,n),n=Js._createAt(o,0)}return n} + */(t);for(const[t,n]of e)this.downcastDispatcher.convertMarkerAdd(t,n,i)}return n}init(t){if(this.model.document.version)throw new fn.b("datacontroller-init-document-not-empty: Trying to set initial data to not empty document.",this);let e={};if("string"==typeof t?e.main=t:e=t,!this._checkIfRootsExists(Object.keys(e)))throw new fn.b("datacontroller-init-non-existent-root: Attempting to init data on a non-existing root.",this);return this.model.enqueueChange("transparent",t=>{for(const n of Object.keys(e)){const i=this.model.document.getRoot(n);t.insert(this.parse(e[n],i),i,0)}}),Promise.resolve()}set(t){let e={};if("string"==typeof t?e.main=t:e=t,!this._checkIfRootsExists(Object.keys(e)))throw new fn.b("datacontroller-set-non-existent-root: Attempting to set data on a non-existing root.",this);this.model.enqueueChange("transparent",t=>{t.setSelection(null),t.removeSelectionAttribute(this.model.document.selection.getAttributeKeys());for(const n of Object.keys(e)){const i=this.model.document.getRoot(n);t.remove(t.createRangeIn(i)),t.insert(this.parse(e[n],i),i,0)}})}parse(t,e="$root"){const n=this.processor.toView(t);return this.toModel(n,e)}toModel(t,e="$root"){return this.model.change(n=>this.upcastDispatcher.convert(t,n,e))}destroy(){this.stopListening()}_checkIfRootsExists(t){for(const e of t)if(!this.model.document.getRootNames().includes(e))return!1;return!0}}xn(ga,Hi);class ba{constructor(t,e){this._helpers=new Map,this._downcast=Array.isArray(t)?t:[t],this._createConversionHelpers({name:"downcast",dispatchers:this._downcast,isDowncast:!0}),this._upcast=Array.isArray(e)?e:[e],this._createConversionHelpers({name:"upcast",dispatchers:this._upcast,isDowncast:!1})}addAlias(t,e){const n=this._downcast.includes(e);if(!this._upcast.includes(e)&&!n)throw new fn.b("conversion-add-alias-dispatcher-not-registered: Trying to register and alias for a dispatcher that nas not been registered.",this);this._createConversionHelpers({name:t,dispatchers:[e],isDowncast:n})}for(t){if(!this._helpers.has(t))throw new fn.b("conversion-for-unknown-group: Trying to add a converter to an unknown dispatchers group.",this);return this._helpers.get(t)}elementToElement(t){this.for("downcast").elementToElement(t);for(const{model:e,view:n}of wa(t))this.for("upcast").elementToElement({model:e,view:n,converterPriority:t.converterPriority})}attributeToElement(t){this.for("downcast").attributeToElement(t);for(const{model:e,view:n}of wa(t))this.for("upcast").elementToAttribute({view:n,model:e,converterPriority:t.converterPriority})}attributeToAttribute(t){this.for("downcast").attributeToAttribute(t);for(const{model:e,view:n}of wa(t))this.for("upcast").attributeToAttribute({view:n,model:e})}_createConversionHelpers({name:t,dispatchers:e,isDowncast:n}){if(this._helpers.has(t))throw new fn.b("conversion-group-exists: Trying to register a group name that has already been registered.",this);const i=n?new js(e):new Gs(e);this._helpers.set(t,i)}}function*wa(t){if(t.model.values)for(const e of t.model.values){const n={key:t.model.key,value:e},i=t.view[e],o=t.upcastAlso?t.upcastAlso[e]:void 0;yield*_a(n,i,o)}else yield*_a(t.model,t.view,t.upcastAlso)}function*_a(t,e,n){if(yield{model:t,view:e},n){n=Array.isArray(n)?n:[n];for(const e of n)yield{model:t,view:e}}} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */(n,e),this.conversionApi.writer=e,this.conversionApi.consumable=Va.createFrom(t),this.conversionApi.store={};const{modelRange:i}=this._convertItem(t,this._modelCursor),o=e.createDocumentFragment();if(i){this._removeEmptyElements();for(const t of Array.from(this._modelCursor.parent.getChildren()))e.append(t,o);o.markers=function(t,e){const n=new Set,i=new Map,o=Zs._createIn(t).getItems();for(const t of o)"$marker"==t.name&&n.add(t);for(const t of n){const n=t.getAttribute("data-name"),o=e.createPositionBefore(t);i.has(n)?i.get(n).end=o.clone():i.set(n,new Zs(o.clone())),e.remove(t)}return i}(o,e)}return this._modelCursor=null,this._splitParts.clear(),this.conversionApi.writer=null,this.conversionApi.store=null,o}_convertItem(t,e){const n=Object.assign({viewItem:t,modelCursor:e,modelRange:null});if(t.is("element")?this.fire("element:"+t.name,n,this.conversionApi):t.is("text")?this.fire("text",n,this.conversionApi):this.fire("documentFragment",n,this.conversionApi),n.modelRange&&!(n.modelRange instanceof Zs))throw new Zn.b("view-conversion-dispatcher-incorrect-result: Incorrect conversion result was dropped.",this);return{modelRange:n.modelRange,modelCursor:n.modelCursor}}_convertChildren(t,e){const n=new Zs(e);let i=e;for(const e of Array.from(t.getChildren())){const t=this._convertItem(e,i);t.modelRange instanceof Zs&&(n.end=t.modelRange.end,i=t.modelCursor)}return{modelRange:n,modelCursor:i}}_splitToAllowedParent(t,e){const n=this.conversionApi.schema.findAllowedParent(e,t);if(!n)return null;if(n===e.parent)return{position:e};if(this._modelCursor.parent.getAncestors().includes(n))return null;const i=this.conversionApi.writer.split(e,n),o=[];for(const t of i.range.getWalker())if("elementEnd"==t.type)o.push(t.item);else{const e=o.pop(),n=t.item;this._registerSplitPair(e,n)}return{position:i.position,cursorParent:i.range.end.parent}}_registerSplitPair(t,e){this._splitParts.has(t)||this._splitParts.set(t,[t]);const n=this._splitParts.get(t);this._splitParts.set(e,n),n.push(e)}_getSplitParts(t){let e;return e=this._splitParts.has(t)?this._splitParts.get(t):[t]}_removeEmptyElements(){let t=!1;for(const e of this._splitParts.keys())e.isEmpty&&(this.conversionApi.writer.remove(e),this._splitParts.delete(e),t=!0);t&&this._removeEmptyElements()}}di(Qa,ii);class Ya{constructor(t,e){this.model=t,this.processor=e,this.mapper=new Qs,this.downcastDispatcher=new ta({mapper:this.mapper}),this.downcastDispatcher.on("insert:$text",(t,e,n)=>{if(!n.consumable.consume(e.item,"insert"))return;const i=n.writer,o=n.mapper.toViewPosition(e.range.start),r=i.createText(e.item.data);i.insert(o,r)},{priority:"lowest"}),this.upcastDispatcher=new Qa({schema:t.schema}),this.upcastDispatcher.on("text",(t,e,n)=>{if(n.schema.checkChild(e.modelCursor,"$text")&&n.consumable.consume(e.viewItem)){const t=n.writer.createText(e.viewItem.data);n.writer.insert(t,e.modelCursor),e.modelRange=Zs._createFromPositionAndShift(e.modelCursor,t.offsetSize),e.modelCursor=e.modelRange.end}},{priority:"lowest"}),this.upcastDispatcher.on("element",(t,e,n)=>{if(!e.modelRange&&n.consumable.consume(e.viewItem,{name:!0})){const{modelRange:t,modelCursor:i}=n.convertChildren(e.viewItem,e.modelCursor);e.modelRange=t,e.modelCursor=i}},{priority:"lowest"}),this.upcastDispatcher.on("documentFragment",(t,e,n)=>{if(!e.modelRange&&n.consumable.consume(e.viewItem,{name:!0})){const{modelRange:t,modelCursor:i}=n.convertChildren(e.viewItem,e.modelCursor);e.modelRange=t,e.modelCursor=i}},{priority:"lowest"}),this.decorate("init"),this.on("init",()=>{this.fire("ready")},{priority:"lowest"})}get(t){const{rootName:e="main",trim:n="empty"}=t||{};if(!this._checkIfRootsExists([e]))throw new Zn.b("datacontroller-get-non-existent-root: Attempting to get data from a non-existing root.",this);const i=this.model.document.getRoot(e);return"empty"!==n||this.model.hasContent(i,{ignoreWhitespaces:!0})?this.stringify(i):""}stringify(t){const e=this.toView(t);return this.processor.toData(e)}toView(t){this.mapper.clearBindings();const e=Zs._createIn(t),n=new Po,i=new To(new ao);if(this.mapper.bindElements(t,n),this.downcastDispatcher.convertInsert(e,i),!t.is("documentFragment")){const e=function(t){const e=[],n=t.root.document;if(!n)return[];const i=Zs._createIn(t);for(const t of n.model.markers){const n=i.getIntersection(t.getRange());n&&e.push([t.name,n])}return e} + */class ka{constructor(t="default"){this.operations=[],this.type=t}get baseVersion(){for(const t of this.operations)if(null!==t.baseVersion)return t.baseVersion;return null}addOperation(t){return t.batch=this,this.operations.push(t),t}} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */(t);for(const[t,n]of e)this.downcastDispatcher.convertMarkerAdd(t,n,i)}return n}init(t){if(this.model.document.version)throw new Zn.b("datacontroller-init-document-not-empty: Trying to set initial data to not empty document.",this);let e={};if("string"==typeof t?e.main=t:e=t,!this._checkIfRootsExists(Object.keys(e)))throw new Zn.b("datacontroller-init-non-existent-root: Attempting to init data on a non-existing root.",this);return this.model.enqueueChange("transparent",t=>{for(const n of Object.keys(e)){const i=this.model.document.getRoot(n);t.insert(this.parse(e[n],i),i,0)}}),Promise.resolve()}set(t){let e={};if("string"==typeof t?e.main=t:e=t,!this._checkIfRootsExists(Object.keys(e)))throw new Zn.b("datacontroller-set-non-existent-root: Attempting to set data on a non-existing root.",this);this.model.enqueueChange("transparent",t=>{t.setSelection(null),t.removeSelectionAttribute(this.model.document.selection.getAttributeKeys());for(const n of Object.keys(e)){const i=this.model.document.getRoot(n);t.remove(t.createRangeIn(i)),t.insert(this.parse(e[n],i),i,0)}})}parse(t,e="$root"){const n=this.processor.toView(t);return this.toModel(n,e)}toModel(t,e="$root"){return this.model.change(n=>this.upcastDispatcher.convert(t,n,e))}destroy(){this.stopListening()}_checkIfRootsExists(t){for(const e of t)if(!this.model.document.getRootNames().includes(e))return!1;return!0}}di(Ya,Hi);class Xa{constructor(t,e){this._helpers=new Map,this._downcast=Array.isArray(t)?t:[t],this._createConversionHelpers({name:"downcast",dispatchers:this._downcast,isDowncast:!0}),this._upcast=Array.isArray(e)?e:[e],this._createConversionHelpers({name:"upcast",dispatchers:this._upcast,isDowncast:!1})}addAlias(t,e){const n=this._downcast.includes(e);if(!this._upcast.includes(e)&&!n)throw new Zn.b("conversion-add-alias-dispatcher-not-registered: Trying to register and alias for a dispatcher that nas not been registered.",this);this._createConversionHelpers({name:t,dispatchers:[e],isDowncast:n})}for(t){if(!this._helpers.has(t))throw new Zn.b("conversion-for-unknown-group: Trying to add a converter to an unknown dispatchers group.",this);return this._helpers.get(t)}elementToElement(t){this.for("downcast").elementToElement(t);for(const{model:e,view:n}of tc(t))this.for("upcast").elementToElement({model:e,view:n,converterPriority:t.converterPriority})}attributeToElement(t){this.for("downcast").attributeToElement(t);for(const{model:e,view:n}of tc(t))this.for("upcast").elementToAttribute({view:n,model:e,converterPriority:t.converterPriority})}attributeToAttribute(t){this.for("downcast").attributeToAttribute(t);for(const{model:e,view:n}of tc(t))this.for("upcast").attributeToAttribute({view:n,model:e})}_createConversionHelpers({name:t,dispatchers:e,isDowncast:n}){if(this._helpers.has(t))throw new Zn.b("conversion-group-exists: Trying to register a group name that has already been registered.",this);const i=n?new wa(e):new Ca(e);this._helpers.set(t,i)}}function*tc(t){if(t.model.values)for(const e of t.model.values){const n={key:t.model.key,value:e},i=t.view[e],o=t.upcastAlso?t.upcastAlso[e]:void 0;yield*ec(n,i,o)}else yield*ec(t.model,t.view,t.upcastAlso)}function*ec(t,e,n){if(yield{model:t,view:e},n){n=Array.isArray(n)?n:[n];for(const e of n)yield{model:t,view:e}}} + */class va{constructor(t){this.baseVersion=t,this.isDocumentOperation=null!==this.baseVersion,this.batch=null}_validate(){}toJSON(){const t=Object.assign({},this);return t.__className=this.constructor.className,delete t.batch,delete t.isDocumentOperation,t}static get className(){return"Operation"}static fromJSON(t){return new this(t.baseVersion)}} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */class nc{constructor(t="default"){this.operations=[],this.type=t}get baseVersion(){for(const t of this.operations)if(null!==t.baseVersion)return t.baseVersion;return null}addOperation(t){return t.batch=this,this.operations.push(t),t}} + */class ya{constructor(t){this.markers=new Map,this._children=new bs,t&&this._insertChild(0,t)}[Symbol.iterator](){return this.getChildren()}get childCount(){return this._children.length}get maxOffset(){return this._children.maxOffset}get isEmpty(){return 0===this.childCount}get root(){return this}get parent(){return null}is(t){return"documentFragment"==t||"model:documentFragment"==t}getChild(t){return this._children.getNode(t)}getChildren(){return this._children[Symbol.iterator]()}getChildIndex(t){return this._children.getNodeIndex(t)}getChildStartOffset(t){return this._children.getNodeStartOffset(t)}getPath(){return[]}getNodeByPath(t){let e=this;for(const n of t)e=e.getChild(e.offsetToIndex(n));return e}offsetToIndex(t){return this._children.offsetToIndex(t)}toJSON(){const t=[];for(const e of this._children)t.push(e.toJSON());return t}static fromJSON(t){const e=[];for(const n of t)n.name?e.push(ws.fromJSON(n)):e.push(ms.fromJSON(n));return new ya(e)}_appendChild(t){this._insertChild(this.childCount,t)}_insertChild(t,e){const n=function(t){if("string"==typeof t)return[new ms(t)];Fn(t)||(t=[t]);return Array.from(t).map(t=>"string"==typeof t?new ms(t):t instanceof gs?new ms(t.data,t.getAttributes()):t)} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */class ic{constructor(t){this.baseVersion=t,this.isDocumentOperation=null!==this.baseVersion,this.batch=null}_validate(){}toJSON(){const t=Object.assign({},this);return t.__className=this.constructor.className,delete t.batch,delete t.isDocumentOperation,t}static get className(){return"Operation"}static fromJSON(t){return new this(t.baseVersion)}} + */(e);for(const t of n)null!==t.parent&&t._remove(),t.parent=this;this._children._insertNodes(t,n)}_removeChildren(t,e=1){const n=this._children._removeNodes(t,e);for(const t of n)t.parent=null;return n}}function xa(t,e){const n=(e=Pa(e)).reduce((t,e)=>t+e.offsetSize,0),i=t.parent;Ea(t);const o=t.index;return i._insertChild(o,e),Ta(i,o+e.length),Ta(i,o),new ys(t,t.getShiftedBy(n))}function Ca(t){if(!t.isFlat)throw new fn.b("operation-utils-remove-range-not-flat: Trying to remove a range which starts and ends in different element.",this);const e=t.start.parent;Ea(t.start),Ea(t.end);const n=e._removeChildren(t.start.index,t.end.index-t.start.index);return Ta(e,t.start.index),n}function Aa(t,e){if(!t.isFlat)throw new fn.b("operation-utils-move-range-not-flat: Trying to move a range which starts and ends in different element.",this);const n=Ca(t);return xa(e=e._getTransformedByDeletion(t.start,t.end.offset-t.start.offset),n)}function Pa(t){const e=[];t instanceof Array||(t=[t]);for(let n=0;n"string"==typeof t?new js(t):t instanceof Hs?new js(t.data,t.getAttributes()):t)} + */class Oa extends va{constructor(t,e,n,i,o){super(o),this.range=t.clone(),this.key=e,this.oldValue=void 0===n?null:n,this.newValue=void 0===i?null:i}get type(){return null===this.oldValue?"addAttribute":null===this.newValue?"removeAttribute":"changeAttribute"}clone(){return new Oa(this.range,this.key,this.oldValue,this.newValue,this.baseVersion)}getReversed(){return new Oa(this.range,this.key,this.newValue,this.oldValue,this.baseVersion+1)}toJSON(){const t=super.toJSON();return t.range=this.range.toJSON(),t}_validate(){if(!this.range.isFlat)throw new fn.b("attribute-operation-range-not-flat: The range to change is not flat.",this);for(const t of this.range.getItems({shallow:!0})){if(null!==this.oldValue&&!Ra(t.getAttribute(this.key),this.oldValue))throw new fn.b("attribute-operation-wrong-old-value: Changed node has different attribute value than operation's old attribute value.",this,{item:t,key:this.key,value:this.oldValue});if(null===this.oldValue&&null!==this.newValue&&t.hasAttribute(this.key))throw new fn.b("attribute-operation-attribute-exists: The attribute with given key already exists.",this,{node:t,key:this.key})}}_execute(){Ra(this.oldValue,this.newValue)||function(t,e,n){Ea(t.start),Ea(t.end);for(const i of t.getItems({shallow:!0})){const t=i.is("textProxy")?i.textNode:i;null!==n?t._setAttribute(e,n):t._removeAttribute(e),Ta(t.parent,t.index)}Ta(t.end.parent,t.end.index)}(this.range,this.key,this.newValue)}static get className(){return"AttributeOperation"}static fromJSON(t,e){return new Oa(ys.fromJSON(t.range,e),t.key,t.oldValue,t.newValue,t.baseVersion)}} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */(e);for(const t of n)null!==t.parent&&t._remove(),t.parent=this;this._children._insertNodes(t,n)}_removeChildren(t,e=1){const n=this._children._removeNodes(t,e);for(const t of n)t.parent=null;return n}}function rc(t,e){const n=(e=cc(e)).reduce((t,e)=>t+e.offsetSize,0),i=t.parent;dc(t);const o=t.index;return i._insertChild(o,e),lc(i,o+e.length),lc(i,o),new Zs(t,t.getShiftedBy(n))}function sc(t){if(!t.isFlat)throw new Zn.b("operation-utils-remove-range-not-flat: Trying to remove a range which starts and ends in different element.",this);const e=t.start.parent;dc(t.start),dc(t.end);const n=e._removeChildren(t.start.index,t.end.index-t.start.index);return lc(e,t.start.index),n}function ac(t,e){if(!t.isFlat)throw new Zn.b("operation-utils-move-range-not-flat: Trying to move a range which starts and ends in different element.",this);const n=sc(t);return rc(e=e._getTransformedByDeletion(t.start,t.end.offset-t.start.offset),n)}function cc(t){const e=[];t instanceof Array||(t=[t]);for(let n=0;nt.maxOffset)throw new fn.b("move-operation-nodes-do-not-exist: The nodes which should be moved do not exist.",this);if(t===e&&n=n&&this.targetPosition.path[t]t._clone(!0))),e=new Na(this.position,t,this.baseVersion);return e.shouldReceiveAttributes=this.shouldReceiveAttributes,e}getReversed(){const t=this.position.root.document.graveyard,e=new vs(t,[0]);return new Ma(this.position,this.nodes.maxOffset,e,this.baseVersion+1)}_validate(){const t=this.position.parent;if(!t||t.maxOffsett._clone(!0))),xa(this.position,t)}toJSON(){const t=super.toJSON();return t.position=this.position.toJSON(),t.nodes=this.nodes.toJSON(),t}static get className(){return"InsertOperation"}static fromJSON(t,e){const n=[];for(const e of t.nodes)e.name?n.push(ws.fromJSON(e)):n.push(ms.fromJSON(e));const i=new Na(vs.fromJSON(t.position,e),n,t.baseVersion);return i.shouldReceiveAttributes=t.shouldReceiveAttributes,i}} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */class mc extends ic{constructor(t,e,n,i){super(i),this.sourcePosition=t.clone(),this.sourcePosition.stickiness="toNext",this.howMany=e,this.targetPosition=n.clone(),this.targetPosition.stickiness="toNone"}get type(){return"$graveyard"==this.targetPosition.root.rootName?"remove":"$graveyard"==this.sourcePosition.root.rootName?"reinsert":"move"}clone(){return new this.constructor(this.sourcePosition,this.howMany,this.targetPosition,this.baseVersion)}getMovedRangeStart(){return this.targetPosition._getTransformedByDeletion(this.sourcePosition,this.howMany)}getReversed(){const t=this.sourcePosition._getTransformedByInsertion(this.targetPosition,this.howMany);return new this.constructor(this.getMovedRangeStart(),this.howMany,t,this.baseVersion+1)}_validate(){const t=this.sourcePosition.parent,e=this.targetPosition.parent,n=this.sourcePosition.offset,i=this.targetPosition.offset;if(n+this.howMany>t.maxOffset)throw new Zn.b("move-operation-nodes-do-not-exist: The nodes which should be moved do not exist.",this);if(t===e&&n=n&&this.targetPosition.path[t]t._clone(!0))),e=new gc(this.position,t,this.baseVersion);return e.shouldReceiveAttributes=this.shouldReceiveAttributes,e}getReversed(){const t=this.position.root.document.graveyard,e=new Js(t,[0]);return new mc(this.position,this.nodes.maxOffset,e,this.baseVersion+1)}_validate(){const t=this.position.parent;if(!t||t.maxOffsett._clone(!0))),rc(this.position,t)}toJSON(){const t=super.toJSON();return t.position=this.position.toJSON(),t.nodes=this.nodes.toJSON(),t}static get className(){return"InsertOperation"}static fromJSON(t,e){const n=[];for(const e of t.nodes)e.name?n.push($s.fromJSON(e)):n.push(js.fromJSON(e));const i=new gc(Js.fromJSON(t.position,e),n,t.baseVersion);return i.shouldReceiveAttributes=t.shouldReceiveAttributes,i}} + */class Fa extends va{constructor(t,e,n,i){super(i),this.position=t,this.position.stickiness="toNext",this.oldName=e,this.newName=n}get type(){return"rename"}clone(){return new Fa(this.position.clone(),this.oldName,this.newName,this.baseVersion)}getReversed(){return new Fa(this.position.clone(),this.newName,this.oldName,this.baseVersion+1)}_validate(){const t=this.position.nodeAfter;if(!(t instanceof ws))throw new fn.b("rename-operation-wrong-position: Given position is invalid or node after it is not an instance of Element.",this);if(t.name!==this.oldName)throw new fn.b("rename-operation-wrong-name: Element to change has different name than operation's old name.",this)}_execute(){this.position.nodeAfter.name=this.newName}toJSON(){const t=super.toJSON();return t.position=this.position.toJSON(),t}static get className(){return"RenameOperation"}static fromJSON(t,e){return new Fa(vs.fromJSON(t.position,e),t.oldName,t.newName,t.baseVersion)}} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */class bc extends ic{constructor(t,e,n,i,o,r){super(r),this.name=t,this.oldRange=e?e.clone():null,this.newRange=n?n.clone():null,this.affectsData=o,this._markers=i}get type(){return"marker"}clone(){return new bc(this.name,this.oldRange,this.newRange,this._markers,this.affectsData,this.baseVersion)}getReversed(){return new bc(this.name,this.newRange,this.oldRange,this._markers,this.affectsData,this.baseVersion+1)}_execute(){const t=this.newRange?"_set":"_remove";this._markers[t](this.name,this.newRange,!0,this.affectsData)}toJSON(){const t=super.toJSON();return this.oldRange&&(t.oldRange=this.oldRange.toJSON()),this.newRange&&(t.newRange=this.newRange.toJSON()),delete t._markers,t}static get className(){return"MarkerOperation"}static fromJSON(t,e){return new bc(t.name,t.oldRange?Zs.fromJSON(t.oldRange,e):null,t.newRange?Zs.fromJSON(t.newRange,e):null,e.model.markers,t.affectsData,t.baseVersion)}} + */class Va extends va{constructor(t,e,n,i,o){super(o),this.root=t,this.key=e,this.oldValue=n,this.newValue=i}get type(){return null===this.oldValue?"addRootAttribute":null===this.newValue?"removeRootAttribute":"changeRootAttribute"}clone(){return new Va(this.root,this.key,this.oldValue,this.newValue,this.baseVersion)}getReversed(){return new Va(this.root,this.key,this.newValue,this.oldValue,this.baseVersion+1)}_validate(){if(this.root!=this.root.root||this.root.is("documentFragment"))throw new fn.b("rootattribute-operation-not-a-root: The element to change is not a root element.",this,{root:this.root,key:this.key});if(null!==this.oldValue&&this.root.getAttribute(this.key)!==this.oldValue)throw new fn.b("rootattribute-operation-wrong-old-value: Changed node has different attribute value than operation's old attribute value.",this,{root:this.root,key:this.key});if(null===this.oldValue&&null!==this.newValue&&this.root.hasAttribute(this.key))throw new fn.b("rootattribute-operation-attribute-exists: The attribute with given key already exists.",this,{root:this.root,key:this.key})}_execute(){null!==this.newValue?this.root._setAttribute(this.key,this.newValue):this.root._removeAttribute(this.key)}toJSON(){const t=super.toJSON();return t.root=this.root.toJSON(),t}static get className(){return"RootAttributeOperation"}static fromJSON(t,e){if(!e.getRoot(t.root))throw new fn.b("rootattribute-operation-fromjson-no-root: Cannot create RootAttributeOperation. Root with specified name does not exist.",this,{rootName:t.root});return new Va(e.getRoot(t.root),t.key,t.oldValue,t.newValue,t.baseVersion)}} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */class wc extends ic{constructor(t,e,n,i){super(i),this.position=t,this.position.stickiness="toNext",this.oldName=e,this.newName=n}get type(){return"rename"}clone(){return new wc(this.position.clone(),this.oldName,this.newName,this.baseVersion)}getReversed(){return new wc(this.position.clone(),this.newName,this.oldName,this.baseVersion+1)}_validate(){const t=this.position.nodeAfter;if(!(t instanceof $s))throw new Zn.b("rename-operation-wrong-position: Given position is invalid or node after it is not an instance of Element.",this);if(t.name!==this.oldName)throw new Zn.b("rename-operation-wrong-name: Element to change has different name than operation's old name.",this)}_execute(){this.position.nodeAfter.name=this.newName}toJSON(){const t=super.toJSON();return t.position=this.position.toJSON(),t}static get className(){return"RenameOperation"}static fromJSON(t,e){return new wc(Js.fromJSON(t.position,e),t.oldName,t.newName,t.baseVersion)}} + */class Ba extends va{constructor(t,e,n,i,o){super(o),this.sourcePosition=t.clone(),this.sourcePosition.stickiness="toPrevious",this.howMany=e,this.targetPosition=n.clone(),this.targetPosition.stickiness="toNext",this.graveyardPosition=i.clone()}get type(){return"merge"}get deletionPosition(){return new vs(this.sourcePosition.root,this.sourcePosition.path.slice(0,-1))}get movedRange(){const t=this.sourcePosition.getShiftedBy(Number.POSITIVE_INFINITY);return new ys(this.sourcePosition,t)}clone(){return new this.constructor(this.sourcePosition,this.howMany,this.targetPosition,this.graveyardPosition,this.baseVersion)}getReversed(){const t=this.targetPosition._getTransformedByMergeOperation(this),e=this.sourcePosition.path.slice(0,-1),n=new vs(this.sourcePosition.root,e)._getTransformedByMergeOperation(this),i=new La(t,this.howMany,this.graveyardPosition,this.baseVersion+1);return i.insertionPosition=n,i}_validate(){const t=this.sourcePosition.parent,e=this.targetPosition.parent;if(!t.parent)throw new fn.b("merge-operation-source-position-invalid: Merge source position is invalid.",this);if(!e.parent)throw new fn.b("merge-operation-target-position-invalid: Merge target position is invalid.",this);if(this.howMany!=t.maxOffset)throw new fn.b("merge-operation-how-many-invalid: Merge operation specifies wrong number of nodes to move.",this)}_execute(){const t=this.sourcePosition.parent;Aa(ys._createIn(t),this.targetPosition),Aa(ys._createOn(t),this.graveyardPosition)}toJSON(){const t=super.toJSON();return t.sourcePosition=t.sourcePosition.toJSON(),t.targetPosition=t.targetPosition.toJSON(),t.graveyardPosition=t.graveyardPosition.toJSON(),t}static get className(){return"MergeOperation"}static fromJSON(t,e){const n=vs.fromJSON(t.sourcePosition,e),i=vs.fromJSON(t.targetPosition,e),o=vs.fromJSON(t.graveyardPosition,e);return new this(n,t.howMany,i,o,t.baseVersion)}} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */class kc extends ic{constructor(t,e,n,i,o){super(o),this.root=t,this.key=e,this.oldValue=n,this.newValue=i}get type(){return null===this.oldValue?"addRootAttribute":null===this.newValue?"removeRootAttribute":"changeRootAttribute"}clone(){return new kc(this.root,this.key,this.oldValue,this.newValue,this.baseVersion)}getReversed(){return new kc(this.root,this.key,this.newValue,this.oldValue,this.baseVersion+1)}_validate(){if(this.root!=this.root.root||this.root.is("documentFragment"))throw new Zn.b("rootattribute-operation-not-a-root: The element to change is not a root element.",this,{root:this.root,key:this.key});if(null!==this.oldValue&&this.root.getAttribute(this.key)!==this.oldValue)throw new Zn.b("rootattribute-operation-wrong-old-value: Changed node has different attribute value than operation's old attribute value.",this,{root:this.root,key:this.key});if(null===this.oldValue&&null!==this.newValue&&this.root.hasAttribute(this.key))throw new Zn.b("rootattribute-operation-attribute-exists: The attribute with given key already exists.",this,{root:this.root,key:this.key})}_execute(){null!==this.newValue?this.root._setAttribute(this.key,this.newValue):this.root._removeAttribute(this.key)}toJSON(){const t=super.toJSON();return t.root=this.root.toJSON(),t}static get className(){return"RootAttributeOperation"}static fromJSON(t,e){if(!e.getRoot(t.root))throw new Zn.b("rootattribute-operation-fromjson-no-root: Cannot create RootAttributeOperation. Root with specified name does not exist.",this,{rootName:t.root});return new kc(e.getRoot(t.root),t.key,t.oldValue,t.newValue,t.baseVersion)}} + */class La extends va{constructor(t,e,n,i){super(i),this.splitPosition=t.clone(),this.splitPosition.stickiness="toNext",this.howMany=e,this.insertionPosition=La.getInsertionPosition(t),this.insertionPosition.stickiness="toNone",this.graveyardPosition=n?n.clone():null,this.graveyardPosition&&(this.graveyardPosition.stickiness="toNext")}get type(){return"split"}get moveTargetPosition(){const t=this.insertionPosition.path.slice();return t.push(0),new vs(this.insertionPosition.root,t)}get movedRange(){const t=this.splitPosition.getShiftedBy(Number.POSITIVE_INFINITY);return new ys(this.splitPosition,t)}clone(){const t=new this.constructor(this.splitPosition,this.howMany,this.graveyardPosition,this.baseVersion);return t.insertionPosition=this.insertionPosition,t}getReversed(){const t=this.splitPosition.root.document.graveyard,e=new vs(t,[0]);return new Ba(this.moveTargetPosition,this.howMany,this.splitPosition,e,this.baseVersion+1)}_validate(){const t=this.splitPosition.parent,e=this.splitPosition.offset;if(!t||t.maxOffset{for(const e of t.getAttributeKeys())this.removeAttribute(e,t)};if(t instanceof ys)for(const n of t.getItems())e(n);else e(t)}move(t,e,n){if(this._assertWriterUsedCorrectly(),!(t instanceof ys))throw new fn.b("writer-move-invalid-range: Invalid range to move.",this);if(!t.isFlat)throw new fn.b("writer-move-range-not-flat: Range to move is not flat.",this);const i=vs._createAt(e,n);if(i.isEqual(t.start))return;if(this._addOperationForAffectedMarkers("move",t),!Wa(t.root,i.root))throw new fn.b("writer-move-different-document: Range is going to be moved between different documents.",this);const o=t.root.document?t.root.document.version:null,r=new Ma(t.start,t.end.offset-t.start.offset,i,o);this.batch.addOperation(r),this.model.applyOperation(r)}remove(t){this._assertWriterUsedCorrectly();const e=(t instanceof ys?t:ys._createOn(t)).getMinimalFlatRanges().reverse();for(const t of e)this._addOperationForAffectedMarkers("move",t),$a(t.start,t.end.offset-t.start.offset,this.batch,this.model)}merge(t){this._assertWriterUsedCorrectly();const e=t.nodeBefore,n=t.nodeAfter;if(this._addOperationForAffectedMarkers("merge",t),!(e instanceof ws))throw new fn.b("writer-merge-no-element-before: Node before merge position must be an element.",this);if(!(n instanceof ws))throw new fn.b("writer-merge-no-element-after: Node after merge position must be an element.",this);t.root.document?this._merge(t):this._mergeDetached(t)}createPositionFromPath(t,e,n){return this.model.createPositionFromPath(t,e,n)}createPositionAt(t,e){return this.model.createPositionAt(t,e)}createPositionAfter(t){return this.model.createPositionAfter(t)}createPositionBefore(t){return this.model.createPositionBefore(t)}createRange(t,e){return this.model.createRange(t,e)}createRangeIn(t){return this.model.createRangeIn(t)}createRangeOn(t){return this.model.createRangeOn(t)}createSelection(t,e,n){return this.model.createSelection(t,e,n)}_mergeDetached(t){const e=t.nodeBefore,n=t.nodeAfter;this.move(ys._createIn(n),vs._createAt(e,"end")),this.remove(n)}_merge(t){const e=vs._createAt(t.nodeBefore,"end"),n=vs._createAt(t.nodeAfter,0),i=t.root.document.graveyard,o=new vs(i,[0]),r=t.root.document.version,s=new Ba(n,t.nodeAfter.maxOffset,e,o,r);this.batch.addOperation(s),this.model.applyOperation(s)}rename(t,e){if(this._assertWriterUsedCorrectly(),!(t instanceof ws))throw new fn.b("writer-rename-not-element-instance: Trying to rename an object which is not an instance of Element.",this);const n=t.root.document?t.root.document.version:null,i=new Fa(vs._createBefore(t),t.name,e,n);this.batch.addOperation(i),this.model.applyOperation(i)}split(t,e){this._assertWriterUsedCorrectly();let n,i,o=t.parent;if(!o.parent)throw new fn.b("writer-split-element-no-parent: Element with no parent can not be split.",this);if(e||(e=o.parent),!t.parent.getAncestors({includeSelf:!0}).includes(e))throw new fn.b("writer-split-invalid-limit-element: Limit element is not a position ancestor.",this);do{const e=o.root.document?o.root.document.version:null,r=o.maxOffset-t.offset,s=new La(t,r,null,e);this.batch.addOperation(s),this.model.applyOperation(s),n||i||(n=o,i=t.parent.nextSibling),o=(t=this.createPositionAfter(t.parent)).parent}while(o!==e);return{position:t,range:new ys(vs._createAt(n,"end"),vs._createAt(i,0))}}wrap(t,e){if(this._assertWriterUsedCorrectly(),!t.isFlat)throw new fn.b("writer-wrap-range-not-flat: Range to wrap is not flat.",this);const n=e instanceof ws?e:new ws(e);if(n.childCount>0)throw new fn.b("writer-wrap-element-not-empty: Element to wrap with is not empty.",this);if(null!==n.parent)throw new fn.b("writer-wrap-element-attached: Element to wrap with is already attached to tree model.",this);this.insert(n,t.start);const i=new ys(t.start.getShiftedBy(1),t.end.getShiftedBy(1));this.move(i,vs._createAt(n,0))}unwrap(t){if(this._assertWriterUsedCorrectly(),null===t.parent)throw new fn.b("writer-unwrap-element-no-parent: Trying to unwrap an element which has no parent.",this);this.move(ys._createIn(t),this.createPositionAfter(t)),this.remove(t)}addMarker(t,e){if(this._assertWriterUsedCorrectly(),!e||"boolean"!=typeof e.usingOperation)throw new fn.b("writer-addMarker-no-usingOperation: The options.usingOperation parameter is required when adding a new marker.",this);const n=e.usingOperation,i=e.range,o=void 0!==e.affectsData&&e.affectsData;if(this.model.markers.has(t))throw new fn.b("writer-addMarker-marker-exists: Marker with provided name already exists.",this);if(!i)throw new fn.b("writer-addMarker-no-range: Range parameter is required when adding a new marker.",this);return n?(Ua(this,t,null,i,o),this.model.markers.get(t)):this.model.markers._set(t,i,n,o)}updateMarker(t,e){this._assertWriterUsedCorrectly();const n="string"==typeof t?t:t.name,i=this.model.markers.get(n);if(!i)throw new fn.b("writer-updateMarker-marker-not-exists: Marker with provided name does not exists.",this);if(!e)return void this.model.markers._refresh(i);const o="boolean"==typeof e.usingOperation,r="boolean"==typeof e.affectsData,s=r?e.affectsData:i.affectsData;if(!o&&!e.range&&!r)throw new fn.b("writer-updateMarker-wrong-options: One of the options is required - provide range, usingOperations or affectsData.",this);const a=i.getRange(),c=e.range?e.range:a;o&&e.usingOperation!==i.managedUsingOperations?e.usingOperation?Ua(this,n,null,c,s):(Ua(this,n,a,null,s),this.model.markers._set(n,c,void 0,s)):i.managedUsingOperations?Ua(this,n,a,c,s):this.model.markers._set(n,c,void 0,s)}removeMarker(t){this._assertWriterUsedCorrectly();const e="string"==typeof t?t:t.name;if(!this.model.markers.has(e))throw new fn.b("writer-removeMarker-no-marker: Trying to remove marker which does not exist.",this);const n=this.model.markers.get(e);n.managedUsingOperations?Ua(this,e,n.getRange(),null,n.affectsData):this.model.markers._remove(e)}setSelection(t,e,n){this._assertWriterUsedCorrectly(),this.model.document.selection._setTo(t,e,n)}setSelectionFocus(t,e){this._assertWriterUsedCorrectly(),this.model.document.selection._setFocus(t,e)}setSelectionAttribute(t,e){if(this._assertWriterUsedCorrectly(),"string"==typeof t)this._setSelectionAttribute(t,e);else for(const[e,n]of Vn(t))this._setSelectionAttribute(e,n)}removeSelectionAttribute(t){if(this._assertWriterUsedCorrectly(),"string"==typeof t)this._removeSelectionAttribute(t);else for(const e of t)this._removeSelectionAttribute(e)}overrideSelectionGravity(){return this.model.document.selection._overrideGravity()}restoreSelectionGravity(t){this.model.document.selection._restoreGravity(t)}_setSelectionAttribute(t,e){const n=this.model.document.selection;if(n.isCollapsed&&n.anchor.parent.isEmpty){const i=Fs._getStoreAttributeKey(t);this.setAttribute(i,e,n.anchor.parent)}n._setAttribute(t,e)}_removeSelectionAttribute(t){const e=this.model.document.selection;if(e.isCollapsed&&e.anchor.parent.isEmpty){const n=Fs._getStoreAttributeKey(t);this.removeAttribute(n,e.anchor.parent)}e._removeAttribute(t)}_assertWriterUsedCorrectly(){if(this.model._currentWriter!==this)throw new fn.b("writer-incorrect-use: Trying to use a writer outside the change() block.",this)}_addOperationForAffectedMarkers(t,e){for(const n of this.model.markers){if(!n.managedUsingOperations)continue;const i=n.getRange();let o=!1;if("move"==t)o=e.containsPosition(i.start)||e.start.isEqual(i.start)||e.containsPosition(i.end)||e.end.isEqual(i.end);else{const t=e.nodeBefore,n=e.nodeAfter,r=i.start.parent==t&&i.start.isAtEnd,s=i.end.parent==n&&0==i.end.offset,a=i.end.nodeAfter==n,c=i.start.nodeAfter==n;o=r||s||a||c}o&&this.updateMarker(n.name,{range:i})}}}function qa(t,e,n,i){const o=t.model,r=o.document;let s,a,c,l=i.start;for(const t of i.getWalker({shallow:!0}))c=t.item.getAttribute(e),s&&a!=c&&(a!=n&&d(),l=s),s=t.nextPosition,a=c;function d(){const i=new ys(l,s),c=i.root.document?r.version:null,d=new Oa(i,e,a,n,c);t.batch.addOperation(d),o.applyOperation(d)}s instanceof vs&&s!=l&&a!=n&&d()}function Ha(t,e,n,i){const o=t.model,r=o.document,s=i.getAttribute(e);let a,c;if(s!=n){if(i.root===i){const t=i.document?r.version:null;c=new Va(i,e,s,n,t)}else{a=new ys(vs._createBefore(i),t.createPositionAfter(i));const o=a.root.document?r.version:null;c=new Oa(a,e,s,n,o)}t.batch.addOperation(c),o.applyOperation(c)}}function Ua(t,e,n,i,o){const r=t.model,s=r.document,a=new Da(e,n,i,r.markers,o,s.version);t.batch.addOperation(a),r.applyOperation(a)}function $a(t,e,n,i){let o;if(t.root.document){const n=i.document,r=new vs(n.graveyard,[0]);o=new Ma(t,e,r,n.version)}else o=new Ia(t,e);n.addOperation(o),i.applyOperation(o)}function Wa(t,e){return t===e||t instanceof za&&e instanceof za} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */class yc extends $s{constructor(t,e,n="main"){super(e),this._doc=t,this.rootName=n}get document(){return this._doc}is(t,e){const n=t.replace("model:","");return e?"rootElement"==n&&e==this.name||super.is(t,e):"rootElement"==n||super.is(t)}toJSON(){return this.rootName}} + */class Ga{constructor(t){this._markerCollection=t,this._changesInElement=new Map,this._elementSnapshots=new Map,this._changedMarkers=new Map,this._changeCount=0,this._cachedChanges=null,this._cachedChangesWithGraveyard=null}get isEmpty(){return 0==this._changesInElement.size&&0==this._changedMarkers.size}refreshItem(t){if(this._isInInsertedElement(t.parent))return;this._markRemove(t.parent,t.startOffset,t.offsetSize),this._markInsert(t.parent,t.startOffset,t.offsetSize);const e=ys._createOn(t);for(const t of this._markerCollection.getMarkersIntersectingRange(e)){const e=t.getRange();this.bufferMarkerChange(t.name,e,e,t.affectsData)}this._cachedChanges=null}bufferOperation(t){switch(t.type){case"insert":if(this._isInInsertedElement(t.position.parent))return;this._markInsert(t.position.parent,t.position.offset,t.nodes.maxOffset);break;case"addAttribute":case"removeAttribute":case"changeAttribute":for(const e of t.range.getItems({shallow:!0}))this._isInInsertedElement(e.parent)||this._markAttribute(e);break;case"remove":case"move":case"reinsert":{if(t.sourcePosition.isEqual(t.targetPosition)||t.sourcePosition.getShiftedBy(t.howMany).isEqual(t.targetPosition))return;const e=this._isInInsertedElement(t.sourcePosition.parent),n=this._isInInsertedElement(t.targetPosition.parent);e||this._markRemove(t.sourcePosition.parent,t.sourcePosition.offset,t.howMany),n||this._markInsert(t.targetPosition.parent,t.getMovedRangeStart().offset,t.howMany);break}case"rename":{if(this._isInInsertedElement(t.position.parent))return;this._markRemove(t.position.parent,t.position.offset,1),this._markInsert(t.position.parent,t.position.offset,1);const e=ys._createFromPositionAndShift(t.position,1);for(const t of this._markerCollection.getMarkersIntersectingRange(e)){const e=t.getRange();this.bufferMarkerChange(t.name,e,e,t.affectsData)}break}case"split":{const e=t.splitPosition.parent;this._isInInsertedElement(e)||this._markRemove(e,t.splitPosition.offset,t.howMany),this._isInInsertedElement(t.insertionPosition.parent)||this._markInsert(t.insertionPosition.parent,t.insertionPosition.offset,1),t.graveyardPosition&&this._markRemove(t.graveyardPosition.parent,t.graveyardPosition.offset,1);break}case"merge":{const e=t.sourcePosition.parent;this._isInInsertedElement(e.parent)||this._markRemove(e.parent,e.startOffset,1);const n=t.graveyardPosition.parent;this._markInsert(n,t.graveyardPosition.offset,1);const i=t.targetPosition.parent;this._isInInsertedElement(i)||this._markInsert(i,t.targetPosition.offset,e.maxOffset);break}}this._cachedChanges=null}bufferMarkerChange(t,e,n,i){const o=this._changedMarkers.get(t);o?(o.newRange=n,o.affectsData=i,null==o.oldRange&&null==o.newRange&&this._changedMarkers.delete(t)):this._changedMarkers.set(t,{oldRange:e,newRange:n,affectsData:i})}getMarkersToRemove(){const t=[];for(const[e,n]of this._changedMarkers)null!=n.oldRange&&t.push({name:e,range:n.oldRange});return t}getMarkersToAdd(){const t=[];for(const[e,n]of this._changedMarkers)null!=n.newRange&&t.push({name:e,range:n.newRange});return t}getChangedMarkers(){return Array.from(this._changedMarkers).map(t=>({name:t[0],data:{oldRange:t[1].oldRange,newRange:t[1].newRange}}))}hasDataChanges(){for(const[,t]of this._changedMarkers)if(t.affectsData)return!0;return this._changesInElement.size>0}getChanges(t={includeChangesInGraveyard:!1}){if(this._cachedChanges)return t.includeChangesInGraveyard?this._cachedChangesWithGraveyard.slice():this._cachedChanges.slice();const e=[];for(const t of this._changesInElement.keys()){const n=this._changesInElement.get(t).sort((t,e)=>t.offset===e.offset?t.type!=e.type?"remove"==t.type?-1:1:0:t.offsett.position.root!=e.position.root?t.position.root.rootNamen.offset){if(i>o){const t={type:"attribute",offset:o,howMany:i-o,count:this._changeCount++};this._handleChange(t,e),e.push(t)}t.nodesToHandle=n.offset-t.offset,t.howMany=t.nodesToHandle}else t.offset>=n.offset&&t.offseto?(t.nodesToHandle=i-o,t.offset=o):t.nodesToHandle=0);if("remove"==n.type&&t.offsetn.offset){const o={type:"attribute",offset:n.offset,howMany:i-n.offset,count:this._changeCount++};this._handleChange(o,e),e.push(o),t.nodesToHandle=n.offset-t.offset,t.howMany=t.nodesToHandle}"attribute"==n.type&&(t.offset>=n.offset&&i<=o?(t.nodesToHandle=0,t.howMany=0,t.offset=0):t.offset<=n.offset&&i>=o&&(n.howMany=0))}}t.howMany=t.nodesToHandle,delete t.nodesToHandle}_getInsertDiff(t,e,n){return{type:"insert",position:vs._createAt(t,e),name:n,length:1,changeCount:this._changeCount++}}_getRemoveDiff(t,e,n){return{type:"remove",position:vs._createAt(t,e),name:n,length:1,changeCount:this._changeCount++}}_getAttributesDiff(t,e,n){const i=[];n=new Map(n);for(const[o,r]of e){const e=n.has(o)?n.get(o):null;e!==r&&i.push({type:"attribute",position:t.start,range:t.clone(),length:1,attributeKey:o,attributeOldValue:r,attributeNewValue:e,changeCount:this._changeCount++}),n.delete(o)}for(const[e,o]of n)i.push({type:"attribute",position:t.start,range:t.clone(),length:1,attributeKey:e,attributeOldValue:null,attributeNewValue:o,changeCount:this._changeCount++});return i}_isInInsertedElement(t){const e=t.parent;if(!e)return!1;const n=this._changesInElement.get(e),i=t.startOffset;if(n)for(const t of n)if("insert"==t.type&&i>=t.offset&&ii){for(let e=0;e{for(const e of t.getAttributeKeys())this.removeAttribute(e,t)};if(t instanceof Zs)for(const n of t.getItems())e(n);else e(t)}move(t,e,n){if(this._assertWriterUsedCorrectly(),!(t instanceof Zs))throw new Zn.b("writer-move-invalid-range: Invalid range to move.",this);if(!t.isFlat)throw new Zn.b("writer-move-range-not-flat: Range to move is not flat.",this);const i=Js._createAt(e,n);if(i.isEqual(t.start))return;if(this._addOperationForAffectedMarkers("move",t),!Ec(t.root,i.root))throw new Zn.b("writer-move-different-document: Range is going to be moved between different documents.",this);const o=t.root.document?t.root.document.version:null,r=new mc(t.start,t.end.offset-t.start.offset,i,o);this.batch.addOperation(r),this.model.applyOperation(r)}remove(t){this._assertWriterUsedCorrectly();const e=(t instanceof Zs?t:Zs._createOn(t)).getMinimalFlatRanges().reverse();for(const t of e)this._addOperationForAffectedMarkers("move",t),Tc(t.start,t.end.offset-t.start.offset,this.batch,this.model)}merge(t){this._assertWriterUsedCorrectly();const e=t.nodeBefore,n=t.nodeAfter;if(this._addOperationForAffectedMarkers("merge",t),!(e instanceof $s))throw new Zn.b("writer-merge-no-element-before: Node before merge position must be an element.",this);if(!(n instanceof $s))throw new Zn.b("writer-merge-no-element-after: Node after merge position must be an element.",this);t.root.document?this._merge(t):this._mergeDetached(t)}createPositionFromPath(t,e,n){return this.model.createPositionFromPath(t,e,n)}createPositionAt(t,e){return this.model.createPositionAt(t,e)}createPositionAfter(t){return this.model.createPositionAfter(t)}createPositionBefore(t){return this.model.createPositionBefore(t)}createRange(t,e){return this.model.createRange(t,e)}createRangeIn(t){return this.model.createRangeIn(t)}createRangeOn(t){return this.model.createRangeOn(t)}createSelection(t,e,n){return this.model.createSelection(t,e,n)}_mergeDetached(t){const e=t.nodeBefore,n=t.nodeAfter;this.move(Zs._createIn(n),Js._createAt(e,"end")),this.remove(n)}_merge(t){const e=Js._createAt(t.nodeBefore,"end"),n=Js._createAt(t.nodeAfter,0),i=t.root.document.graveyard,o=new Js(i,[0]),r=t.root.document.version,s=new _c(n,t.nodeAfter.maxOffset,e,o,r);this.batch.addOperation(s),this.model.applyOperation(s)}rename(t,e){if(this._assertWriterUsedCorrectly(),!(t instanceof $s))throw new Zn.b("writer-rename-not-element-instance: Trying to rename an object which is not an instance of Element.",this);const n=t.root.document?t.root.document.version:null,i=new wc(Js._createBefore(t),t.name,e,n);this.batch.addOperation(i),this.model.applyOperation(i)}split(t,e){this._assertWriterUsedCorrectly();let n,i,o=t.parent;if(!o.parent)throw new Zn.b("writer-split-element-no-parent: Element with no parent can not be split.",this);if(e||(e=o.parent),!t.parent.getAncestors({includeSelf:!0}).includes(e))throw new Zn.b("writer-split-invalid-limit-element: Limit element is not a position ancestor.",this);do{const e=o.root.document?o.root.document.version:null,r=o.maxOffset-t.offset,s=new vc(t,r,null,e);this.batch.addOperation(s),this.model.applyOperation(s),n||i||(n=o,i=t.parent.nextSibling),o=(t=this.createPositionAfter(t.parent)).parent}while(o!==e);return{position:t,range:new Zs(Js._createAt(n,"end"),Js._createAt(i,0))}}wrap(t,e){if(this._assertWriterUsedCorrectly(),!t.isFlat)throw new Zn.b("writer-wrap-range-not-flat: Range to wrap is not flat.",this);const n=e instanceof $s?e:new $s(e);if(n.childCount>0)throw new Zn.b("writer-wrap-element-not-empty: Element to wrap with is not empty.",this);if(null!==n.parent)throw new Zn.b("writer-wrap-element-attached: Element to wrap with is already attached to tree model.",this);this.insert(n,t.start);const i=new Zs(t.start.getShiftedBy(1),t.end.getShiftedBy(1));this.move(i,Js._createAt(n,0))}unwrap(t){if(this._assertWriterUsedCorrectly(),null===t.parent)throw new Zn.b("writer-unwrap-element-no-parent: Trying to unwrap an element which has no parent.",this);this.move(Zs._createIn(t),this.createPositionAfter(t)),this.remove(t)}addMarker(t,e){if(this._assertWriterUsedCorrectly(),!e||"boolean"!=typeof e.usingOperation)throw new Zn.b("writer-addMarker-no-usingOperation: The options.usingOperation parameter is required when adding a new marker.",this);const n=e.usingOperation,i=e.range,o=void 0!==e.affectsData&&e.affectsData;if(this.model.markers.has(t))throw new Zn.b("writer-addMarker-marker-exists: Marker with provided name already exists.",this);if(!i)throw new Zn.b("writer-addMarker-no-range: Range parameter is required when adding a new marker.",this);return n?(Pc(this,t,null,i,o),this.model.markers.get(t)):this.model.markers._set(t,i,n,o)}updateMarker(t,e){this._assertWriterUsedCorrectly();const n="string"==typeof t?t:t.name,i=this.model.markers.get(n);if(!i)throw new Zn.b("writer-updateMarker-marker-not-exists: Marker with provided name does not exists.",this);if(!e)return void this.model.markers._refresh(i);const o="boolean"==typeof e.usingOperation,r="boolean"==typeof e.affectsData,s=r?e.affectsData:i.affectsData;if(!o&&!e.range&&!r)throw new Zn.b("writer-updateMarker-wrong-options: One of the options is required - provide range, usingOperations or affectsData.",this);const a=i.getRange(),c=e.range?e.range:a;o&&e.usingOperation!==i.managedUsingOperations?e.usingOperation?Pc(this,n,null,c,s):(Pc(this,n,a,null,s),this.model.markers._set(n,c,void 0,s)):i.managedUsingOperations?Pc(this,n,a,c,s):this.model.markers._set(n,c,void 0,s)}removeMarker(t){this._assertWriterUsedCorrectly();const e="string"==typeof t?t:t.name;if(!this.model.markers.has(e))throw new Zn.b("writer-removeMarker-no-marker: Trying to remove marker which does not exist.",this);const n=this.model.markers.get(e);n.managedUsingOperations?Pc(this,e,n.getRange(),null,n.affectsData):this.model.markers._remove(e)}setSelection(t,e,n){this._assertWriterUsedCorrectly(),this.model.document.selection._setTo(t,e,n)}setSelectionFocus(t,e){this._assertWriterUsedCorrectly(),this.model.document.selection._setFocus(t,e)}setSelectionAttribute(t,e){if(this._assertWriterUsedCorrectly(),"string"==typeof t)this._setSelectionAttribute(t,e);else for(const[e,n]of zs(t))this._setSelectionAttribute(e,n)}removeSelectionAttribute(t){if(this._assertWriterUsedCorrectly(),"string"==typeof t)this._removeSelectionAttribute(t);else for(const e of t)this._removeSelectionAttribute(e)}overrideSelectionGravity(){return this.model.document.selection._overrideGravity()}restoreSelectionGravity(t){this.model.document.selection._restoreGravity(t)}_setSelectionAttribute(t,e){const n=this.model.document.selection;if(n.isCollapsed&&n.anchor.parent.isEmpty){const i=ua._getStoreAttributeKey(t);this.setAttribute(i,e,n.anchor.parent)}n._setAttribute(t,e)}_removeSelectionAttribute(t){const e=this.model.document.selection;if(e.isCollapsed&&e.anchor.parent.isEmpty){const n=ua._getStoreAttributeKey(t);this.removeAttribute(n,e.anchor.parent)}e._removeAttribute(t)}_assertWriterUsedCorrectly(){if(this.model._currentWriter!==this)throw new Zn.b("writer-incorrect-use: Trying to use a writer outside the change() block.",this)}_addOperationForAffectedMarkers(t,e){for(const n of this.model.markers){if(!n.managedUsingOperations)continue;const i=n.getRange();let o=!1;if("move"==t)o=e.containsPosition(i.start)||e.start.isEqual(i.start)||e.containsPosition(i.end)||e.end.isEqual(i.end);else{const t=e.nodeBefore,n=e.nodeAfter,r=i.start.parent==t&&i.start.isAtEnd,s=i.end.parent==n&&0==i.end.offset,a=i.end.nodeAfter==n,c=i.start.nodeAfter==n;o=r||s||a||c}o&&this.updateMarker(n.name,{range:i})}}}function Cc(t,e,n,i){const o=t.model,r=o.document;let s,a,c,l=i.start;for(const t of i.getWalker({shallow:!0}))c=t.item.getAttribute(e),s&&a!=c&&(a!=n&&d(),l=s),s=t.nextPosition,a=c;function d(){const i=new Zs(l,s),c=i.root.document?r.version:null,d=new fc(i,e,a,n,c);t.batch.addOperation(d),o.applyOperation(d)}s instanceof Js&&s!=l&&a!=n&&d()}function Ac(t,e,n,i){const o=t.model,r=o.document,s=i.getAttribute(e);let a,c;if(s!=n){if(i.root===i){const t=i.document?r.version:null;c=new kc(i,e,s,n,t)}else{const o=(a=new Zs(Js._createBefore(i),t.createPositionAfter(i))).root.document?r.version:null;c=new fc(a,e,s,n,o)}t.batch.addOperation(c),o.applyOperation(c)}}function Pc(t,e,n,i,o){const r=t.model,s=r.document,a=new bc(e,n,i,r.markers,o,s.version);t.batch.addOperation(a),r.applyOperation(a)}function Tc(t,e,n,i){let o;if(t.root.document){const n=i.document,r=new Js(n.graveyard,[0]);o=new mc(t,e,r,n.version)}else o=new pc(t,e);n.addOperation(o),i.applyOperation(o)}function Ec(t,e){return t===e||t instanceof yc&&e instanceof yc} + */class Qa{constructor(){this._operations=[],this._undoPairs=new Map,this._undoneOperations=new Set}addOperation(t){this._operations.includes(t)||this._operations.push(t)}getOperations(t=0,e=Number.POSITIVE_INFINITY){return t<0?[]:this._operations.slice(t,e)}getOperation(t){return this._operations[t]}setOperationAsUndone(t,e){this._undoPairs.set(e,t),this._undoneOperations.add(t)}isUndoingOperation(t){return this._undoPairs.has(t)}isUndoneOperation(t){return this._undoneOperations.has(t)}getUndoneOperation(t){return this._undoPairs.get(t)}} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */class Sc{constructor(t){this._markerCollection=t,this._changesInElement=new Map,this._elementSnapshots=new Map,this._changedMarkers=new Map,this._changeCount=0,this._cachedChanges=null,this._cachedChangesWithGraveyard=null}get isEmpty(){return 0==this._changesInElement.size&&0==this._changedMarkers.size}refreshItem(t){if(this._isInInsertedElement(t.parent))return;this._markRemove(t.parent,t.startOffset,t.offsetSize),this._markInsert(t.parent,t.startOffset,t.offsetSize);const e=Zs._createOn(t);for(const t of this._markerCollection.getMarkersIntersectingRange(e)){const e=t.getRange();this.bufferMarkerChange(t.name,e,e,t.affectsData)}this._cachedChanges=null}bufferOperation(t){switch(t.type){case"insert":if(this._isInInsertedElement(t.position.parent))return;this._markInsert(t.position.parent,t.position.offset,t.nodes.maxOffset);break;case"addAttribute":case"removeAttribute":case"changeAttribute":for(const e of t.range.getItems({shallow:!0}))this._isInInsertedElement(e.parent)||this._markAttribute(e);break;case"remove":case"move":case"reinsert":{if(t.sourcePosition.isEqual(t.targetPosition)||t.sourcePosition.getShiftedBy(t.howMany).isEqual(t.targetPosition))return;const e=this._isInInsertedElement(t.sourcePosition.parent),n=this._isInInsertedElement(t.targetPosition.parent);e||this._markRemove(t.sourcePosition.parent,t.sourcePosition.offset,t.howMany),n||this._markInsert(t.targetPosition.parent,t.getMovedRangeStart().offset,t.howMany);break}case"rename":{if(this._isInInsertedElement(t.position.parent))return;this._markRemove(t.position.parent,t.position.offset,1),this._markInsert(t.position.parent,t.position.offset,1);const e=Zs._createFromPositionAndShift(t.position,1);for(const t of this._markerCollection.getMarkersIntersectingRange(e)){const e=t.getRange();this.bufferMarkerChange(t.name,e,e,t.affectsData)}break}case"split":{const e=t.splitPosition.parent;this._isInInsertedElement(e)||this._markRemove(e,t.splitPosition.offset,t.howMany),this._isInInsertedElement(t.insertionPosition.parent)||this._markInsert(t.insertionPosition.parent,t.insertionPosition.offset,1),t.graveyardPosition&&this._markRemove(t.graveyardPosition.parent,t.graveyardPosition.offset,1);break}case"merge":{const e=t.sourcePosition.parent;this._isInInsertedElement(e.parent)||this._markRemove(e.parent,e.startOffset,1);const n=t.graveyardPosition.parent;this._markInsert(n,t.graveyardPosition.offset,1);const i=t.targetPosition.parent;this._isInInsertedElement(i)||this._markInsert(i,t.targetPosition.offset,e.maxOffset);break}}this._cachedChanges=null}bufferMarkerChange(t,e,n,i){const o=this._changedMarkers.get(t);o?(o.newRange=n,o.affectsData=i,null==o.oldRange&&null==o.newRange&&this._changedMarkers.delete(t)):this._changedMarkers.set(t,{oldRange:e,newRange:n,affectsData:i})}getMarkersToRemove(){const t=[];for(const[e,n]of this._changedMarkers)null!=n.oldRange&&t.push({name:e,range:n.oldRange});return t}getMarkersToAdd(){const t=[];for(const[e,n]of this._changedMarkers)null!=n.newRange&&t.push({name:e,range:n.newRange});return t}getChangedMarkers(){return Array.from(this._changedMarkers).map(t=>({name:t[0],data:{oldRange:t[1].oldRange,newRange:t[1].newRange}}))}hasDataChanges(){for(const[,t]of this._changedMarkers)if(t.affectsData)return!0;return this._changesInElement.size>0}getChanges(t={includeChangesInGraveyard:!1}){if(this._cachedChanges)return t.includeChangesInGraveyard?this._cachedChangesWithGraveyard.slice():this._cachedChanges.slice();const e=[];for(const t of this._changesInElement.keys()){const n=this._changesInElement.get(t).sort((t,e)=>t.offset===e.offset?t.type!=e.type?"remove"==t.type?-1:1:0:t.offsett.position.root!=e.position.root?t.position.root.rootNamen.offset){if(i>o){const t={type:"attribute",offset:o,howMany:i-o,count:this._changeCount++};this._handleChange(t,e),e.push(t)}t.nodesToHandle=n.offset-t.offset,t.howMany=t.nodesToHandle}else t.offset>=n.offset&&t.offseto?(t.nodesToHandle=i-o,t.offset=o):t.nodesToHandle=0);if("remove"==n.type&&t.offsetn.offset){const o={type:"attribute",offset:n.offset,howMany:i-n.offset,count:this._changeCount++};this._handleChange(o,e),e.push(o),t.nodesToHandle=n.offset-t.offset,t.howMany=t.nodesToHandle}"attribute"==n.type&&(t.offset>=n.offset&&i<=o?(t.nodesToHandle=0,t.howMany=0,t.offset=0):t.offset<=n.offset&&i>=o&&(n.howMany=0))}}t.howMany=t.nodesToHandle,delete t.nodesToHandle}_getInsertDiff(t,e,n){return{type:"insert",position:Js._createAt(t,e),name:n,length:1,changeCount:this._changeCount++}}_getRemoveDiff(t,e,n){return{type:"remove",position:Js._createAt(t,e),name:n,length:1,changeCount:this._changeCount++}}_getAttributesDiff(t,e,n){const i=[];n=new Map(n);for(const[o,r]of e){const e=n.has(o)?n.get(o):null;e!==r&&i.push({type:"attribute",position:t.start,range:t.clone(),length:1,attributeKey:o,attributeOldValue:r,attributeNewValue:e,changeCount:this._changeCount++}),n.delete(o)}for(const[e,o]of n)i.push({type:"attribute",position:t.start,range:t.clone(),length:1,attributeKey:e,attributeOldValue:null,attributeNewValue:o,changeCount:this._changeCount++});return i}_isInInsertedElement(t){const e=t.parent;if(!e)return!1;const n=this._changesInElement.get(e),i=t.startOffset;if(n)for(const t of n)if("insert"==t.type&&i>=t.offset&&ii){for(let e=0;e{const n=e[0];if(n.isDocumentOperation&&n.baseVersion!==this.version)throw new fn.b("model-document-applyOperation-wrong-version: Only operations with matching versions can be applied.",this,{operation:n})},{priority:"highest"}),this.listenTo(t,"applyOperation",(t,e)=>{const n=e[0];n.isDocumentOperation&&this.differ.bufferOperation(n)},{priority:"high"}),this.listenTo(t,"applyOperation",(t,e)=>{const n=e[0];n.isDocumentOperation&&(this.version++,this.history.addOperation(n))},{priority:"low"}),this.listenTo(this.selection,"change",()=>{this._hasSelectionChangedFromTheLastChangeBlock=!0}),this.listenTo(t.markers,"update",(t,e,n,i)=>{this.differ.bufferMarkerChange(e.name,n,i,e.affectsData),null===n&&e.on("change",(t,n)=>{this.differ.bufferMarkerChange(e.name,n,e.getRange(),e.affectsData)})})}get graveyard(){return this.getRoot("$graveyard")}createRoot(t="$root",e="main"){if(this.roots.get(e))throw new fn.b("model-document-createRoot-name-exists: Root with specified name already exists.",this,{name:e});const n=new za(this,t,e);return this.roots.add(n),n}destroy(){this.selection.destroy(),this.stopListening()}getRoot(t="main"){return this.roots.get(t)}getRootNames(){return Array.from(this.roots,t=>t.rootName).filter(t=>"$graveyard"!=t)}registerPostFixer(t){this._postFixers.add(t)}toJSON(){const t=In(this);return t.selection="[engine.model.DocumentSelection]",t.model="[engine.model.Model]",t}_handleChangeBlock(t){this._hasDocumentChangedFromTheLastChangeBlock()&&(this._callPostFixers(t),this.selection.refresh(),this.differ.hasDataChanges()?this.fire("change:data",t.batch):this.fire("change",t.batch),this.selection.refresh(),this.differ.reset()),this._hasSelectionChangedFromTheLastChangeBlock=!1}_hasDocumentChangedFromTheLastChangeBlock(){return!this.differ.isEmpty||this._hasSelectionChangedFromTheLastChangeBlock}_getDefaultRoot(){for(const t of this.roots)if(t!==this.graveyard)return t;return this.graveyard}_getDefaultRange(){const t=this._getDefaultRoot(),e=this.model,n=e.schema,i=e.createPositionFromPath(t,[0]);return n.getNearestSelectionRange(i)||e.createRange(i)}_validateSelectionRange(t){return ec(t.start)&&ec(t.end)}_callPostFixers(t){let e=!1;do{for(const n of this._postFixers)if(this.selection.refresh(),e=n(t),e)break}while(e)}}function ec(t){const e=t.textNode;if(e){const n=e.data,i=t.offset-e.startOffset;return!Ya(n,i)&&!Xa(n,i)}return!0} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */function Mc(t,e){return!!(n=t.charAt(e-1))&&1==n.length&&/[\ud800-\udbff]/.test(n)&&function(t){return!!t&&1==t.length&&/[\udc00-\udfff]/.test(t)}(t.charAt(e));var n}function Nc(t,e){return!!(n=t.charAt(e))&&1==n.length&&/[\u0300-\u036f\u1ab0-\u1aff\u1dc0-\u1dff\u20d0-\u20ff\ufe20-\ufe2f]/.test(n);var n} + */xn(tc,gn);class nc{constructor(){this._markers=new Map}[Symbol.iterator](){return this._markers.values()}has(t){return this._markers.has(t)}get(t){return this._markers.get(t)||null}_set(t,e,n=!1,i=!1){const o=t instanceof ic?t.name:t,r=this._markers.get(o);if(r){const t=r.getRange();let s=!1;return t.isEqual(e)||(r._attachLiveRange(Ms.fromRange(e)),s=!0),n!=r.managedUsingOperations&&(r._managedUsingOperations=n,s=!0),"boolean"==typeof i&&i!=r.affectsData&&(r._affectsData=i,s=!0),s&&this.fire("update:"+o,r,t,e),r}const s=Ms.fromRange(e),a=new ic(o,s,n,i);return this._markers.set(o,a),this.fire("update:"+o,a,null,e),a}_remove(t){const e=t instanceof ic?t.name:t,n=this._markers.get(e);return!!n&&(this._markers.delete(e),this.fire("update:"+e,n,n.getRange(),null),this._destroyMarker(n),!0)}_refresh(t){const e=t instanceof ic?t.name:t,n=this._markers.get(e);if(!n)throw new fn.b("markercollection-refresh-marker-not-exists: Marker with provided name does not exists.",this);const i=n.getRange();this.fire("update:"+e,n,i,i,n.managedUsingOperations,n.affectsData)}*getMarkersAtPosition(t){for(const e of this)e.getRange().containsPosition(t)&&(yield e)}*getMarkersIntersectingRange(t){for(const e of this)null!==e.getRange().getIntersection(t)&&(yield e)}destroy(){for(const t of this._markers.values())this._destroyMarker(t);this._markers=null,this.stopListening()}*getMarkersGroup(t){for(const e of this._markers.values())e.name.startsWith(t+":")&&(yield e)}_destroyMarker(t){t.stopListening(),t._detachLiveRange()}}xn(nc,gn);class ic{constructor(t,e,n,i){this.name=t,this._liveRange=this._attachLiveRange(e),this._managedUsingOperations=n,this._affectsData=i}get managedUsingOperations(){if(!this._liveRange)throw new fn.b("marker-destroyed: Cannot use a destroyed marker instance.",this);return this._managedUsingOperations}get affectsData(){if(!this._liveRange)throw new fn.b("marker-destroyed: Cannot use a destroyed marker instance.",this);return this._affectsData}getStart(){if(!this._liveRange)throw new fn.b("marker-destroyed: Cannot use a destroyed marker instance.",this);return this._liveRange.start.clone()}getEnd(){if(!this._liveRange)throw new fn.b("marker-destroyed: Cannot use a destroyed marker instance.",this);return this._liveRange.end.clone()}getRange(){if(!this._liveRange)throw new fn.b("marker-destroyed: Cannot use a destroyed marker instance.",this);return this._liveRange.toRange()}is(t){return"marker"==t||"model:marker"==t}_attachLiveRange(t){return this._liveRange&&this._detachLiveRange(),t.delegate("change:range").to(this),t.delegate("change:content").to(this),this._liveRange=t,t}_detachLiveRange(){this._liveRange.stopDelegating("change:range",this),this._liveRange.stopDelegating("change:content",this),this._liveRange.detach(),this._liveRange=null}}xn(ic,gn); /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */const Vc="$graveyard";class Fc{constructor(t){this.model=t,this.version=0,this.history=new Dc(this),this.selection=new ua(this),this.roots=new so({idProperty:"rootName"}),this.differ=new Sc(t.markers),this._postFixers=new Set,this._hasSelectionChangedFromTheLastChangeBlock=!1,this.createRoot("$root",Vc),this.listenTo(t,"applyOperation",(t,e)=>{const n=e[0];if(n.isDocumentOperation&&n.baseVersion!==this.version)throw new Zn.b("model-document-applyOperation-wrong-version: Only operations with matching versions can be applied.",this,{operation:n})},{priority:"highest"}),this.listenTo(t,"applyOperation",(t,e)=>{const n=e[0];n.isDocumentOperation&&this.differ.bufferOperation(n)},{priority:"high"}),this.listenTo(t,"applyOperation",(t,e)=>{const n=e[0];n.isDocumentOperation&&(this.version++,this.history.addOperation(n))},{priority:"low"}),this.listenTo(this.selection,"change",()=>{this._hasSelectionChangedFromTheLastChangeBlock=!0}),this.listenTo(t.markers,"update",(t,e,n,i)=>{this.differ.bufferMarkerChange(e.name,n,i,e.affectsData),null===n&&e.on("change",(t,n)=>{this.differ.bufferMarkerChange(e.name,n,e.getRange(),e.affectsData)})})}get graveyard(){return this.getRoot(Vc)}createRoot(t="$root",e="main"){if(this.roots.get(e))throw new Zn.b("model-document-createRoot-name-exists: Root with specified name already exists.",this,{name:e});const n=new yc(this,t,e);return this.roots.add(n),n}destroy(){this.selection.destroy(),this.stopListening()}getRoot(t="main"){return this.roots.get(t)}getRootNames(){return Array.from(this.roots,t=>t.rootName).filter(t=>t!=Vc)}registerPostFixer(t){this._postFixers.add(t)}toJSON(){const t=fi(this);return t.selection="[engine.model.DocumentSelection]",t.model="[engine.model.Model]",t}_handleChangeBlock(t){this._hasDocumentChangedFromTheLastChangeBlock()&&(this._callPostFixers(t),this.selection.refresh(),this.differ.hasDataChanges()?this.fire("change:data",t.batch):this.fire("change",t.batch),this.selection.refresh(),this.differ.reset()),this._hasSelectionChangedFromTheLastChangeBlock=!1}_hasDocumentChangedFromTheLastChangeBlock(){return!this.differ.isEmpty||this._hasSelectionChangedFromTheLastChangeBlock}_getDefaultRoot(){for(const t of this.roots)if(t!==this.graveyard)return t;return this.graveyard}_getDefaultRange(){const t=this._getDefaultRoot(),e=this.model,n=e.schema,i=e.createPositionFromPath(t,[0]);return n.getNearestSelectionRange(i)||e.createRange(i)}_validateSelectionRange(t){return Bc(t.start)&&Bc(t.end)}_callPostFixers(t){let e=!1;do{for(const n of this._postFixers)if(this.selection.refresh(),e=n(t))break}while(e)}}function Bc(t){const e=t.textNode;if(e){const n=e.data,i=t.offset-e.startOffset;return!Mc(n,i)&&!Nc(n,i)}return!0} + */ +class oc extends va{get type(){return"noop"}clone(){return new oc(this.baseVersion)}getReversed(){return new oc(this.baseVersion+1)}_execute(){}static get className(){return"NoOperation"}} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */di(Fc,ii);class Lc{constructor(){this._markers=new Map}[Symbol.iterator](){return this._markers.values()}has(t){return this._markers.has(t)}get(t){return this._markers.get(t)||null}_set(t,e,n=!1,i=!1){const o=t instanceof zc?t.name:t,r=this._markers.get(o);if(r){const t=r.getRange();let s=!1;return t.isEqual(e)||(r._attachLiveRange(aa.fromRange(e)),s=!0),n!=r.managedUsingOperations&&(r._managedUsingOperations=n,s=!0),"boolean"==typeof i&&i!=r.affectsData&&(r._affectsData=i,s=!0),s&&this.fire("update:"+o,r,t,e),r}const s=aa.fromRange(e),a=new zc(o,s,n,i);return this._markers.set(o,a),this.fire("update:"+o,a,null,e),a}_remove(t){const e=t instanceof zc?t.name:t,n=this._markers.get(e);return!!n&&(this._markers.delete(e),this.fire("update:"+e,n,n.getRange(),null),this._destroyMarker(n),!0)}_refresh(t){const e=t instanceof zc?t.name:t,n=this._markers.get(e);if(!n)throw new Zn.b("markercollection-refresh-marker-not-exists: Marker with provided name does not exists.",this);const i=n.getRange();this.fire("update:"+e,n,i,i,n.managedUsingOperations,n.affectsData)}*getMarkersAtPosition(t){for(const e of this)e.getRange().containsPosition(t)&&(yield e)}*getMarkersIntersectingRange(t){for(const e of this)null!==e.getRange().getIntersection(t)&&(yield e)}destroy(){for(const t of this._markers.values())this._destroyMarker(t);this._markers=null,this.stopListening()}*getMarkersGroup(t){for(const e of this._markers.values())e.name.startsWith(t+":")&&(yield e)}_destroyMarker(t){t.stopListening(),t._detachLiveRange()}}di(Lc,ii);class zc{constructor(t,e,n,i){this.name=t,this._liveRange=this._attachLiveRange(e),this._managedUsingOperations=n,this._affectsData=i}get managedUsingOperations(){if(!this._liveRange)throw new Zn.b("marker-destroyed: Cannot use a destroyed marker instance.",this);return this._managedUsingOperations}get affectsData(){if(!this._liveRange)throw new Zn.b("marker-destroyed: Cannot use a destroyed marker instance.",this);return this._affectsData}getStart(){if(!this._liveRange)throw new Zn.b("marker-destroyed: Cannot use a destroyed marker instance.",this);return this._liveRange.start.clone()}getEnd(){if(!this._liveRange)throw new Zn.b("marker-destroyed: Cannot use a destroyed marker instance.",this);return this._liveRange.end.clone()}getRange(){if(!this._liveRange)throw new Zn.b("marker-destroyed: Cannot use a destroyed marker instance.",this);return this._liveRange.toRange()}is(t){return"marker"==t||"model:marker"==t}_attachLiveRange(t){return this._liveRange&&this._detachLiveRange(),t.delegate("change:range").to(this),t.delegate("change:content").to(this),this._liveRange=t,t}_detachLiveRange(){this._liveRange.stopDelegating("change:range",this),this._liveRange.stopDelegating("change:content",this),this._liveRange.detach(),this._liveRange=null}}di(zc,ii); + */const rc={};rc[Oa.className]=Oa,rc[Na.className]=Na,rc[Da.className]=Da,rc[Ma.className]=Ma,rc[oc.className]=oc,rc[va.className]=va,rc[Fa.className]=Fa,rc[Va.className]=Va,rc[La.className]=La,rc[Ba.className]=Ba; /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license */ -class qc extends Js{constructor(t,e,n="toNone"){if(super(t,e,n),!this.root.is("rootElement"))throw new Zn.b("model-liveposition-root-not-rootelement: LivePosition's root has to be an instance of RootElement.",t);jc.call(this)}detach(){this.stopListening()}is(t){return"livePosition"==t||"model:livePosition"==t||super.is(t)}toPosition(){return new Js(this.root,this.path.slice(),this.stickiness)}static fromPosition(t,e){return new this(t.root,t.path.slice(),e||t.stickiness)}}function jc(){this.listenTo(this.root.document.model,"applyOperation",(t,e)=>{const n=e[0];n.isDocumentOperation&&Hc.call(this,n)},{priority:"low"})}function Hc(t){const e=this.getTransformedByOperation(t);if(!this.isEqual(e)){const t=this.toPosition();this.path=e.path,this.root=e.root,this.fire("change",t)}}di(qc,ii);class Uc{constructor(t,e,n){this.model=t,this.writer=e,this.position=n,this.canMergeWith=new Set([this.position.parent]),this.schema=t.schema,this._filterAttributesOf=[],this._affectedStart=null,this._affectedEnd=null}handleNodes(t,e){t=Array.from(t);for(let n=0;n{const n=e[0];n.isDocumentOperation&&cc.call(this,n)},{priority:"low"})}function cc(t){const e=this.getTransformedByOperation(t);if(!this.isEqual(e)){const t=this.toPosition();this.path=e.path,this.root=e.root,this.fire("change",t)}}xn(sc,gn);class lc{constructor(t,e,n){this.model=t,this.writer=e,this.position=n,this.canMergeWith=new Set([this.position.parent]),this.schema=t.schema,this._filterAttributesOf=[],this._affectedStart=null,this._affectedEnd=null}handleNodes(t,e){t=Array.from(t);for(let n=0;n{if(!n.doNotResetEntireContent&&function(t,e){const n=t.getLimitElement(e);if(!e.containsEntireContent(n))return!1;const i=e.getFirstRange();if(i.start.parent==i.end.parent)return!1;return t.checkChild(n,"paragraph")}(o,e))return void function(t,e){const n=t.model.schema.getLimitElement(e);t.remove(t.createRangeIn(n)),Wc(t,t.createPositionAt(n,0),e)}(t,e);const r=i.start,s=qc.fromPosition(i.end,"toNext");if(i.start.isTouching(i.end)||t.remove(i),n.leaveUnmerged||(!function t(e,n,i){const o=n.parent;const r=i.parent;if(o==r)return;if(e.model.schema.isLimit(o)||e.model.schema.isLimit(r))return;if(!function(t,e,n){const i=new Zs(t,e);for(const t of i.getWalker())if(n.isLimit(t.item))return!1;return!0}(n,i,e.model.schema))return;n=e.createPositionAfter(o);i=e.createPositionBefore(r);i.isEqual(n)||e.insert(r,n);e.merge(n);for(;i.parent.isEmpty;){const t=i.parent;i=e.createPositionBefore(t),e.remove(t)}t(e,n,i)}(t,r,s),o.removeDisallowedAttributes(r.parent.getChildren(),t)),Gc(t,e,r),function(t,e){const n=t.checkChild(e,"$text"),i=t.checkChild(e,"paragraph");return!n&&i}(o,r)){const i=o.getNearestSelectionRange(r);n.doNotAutoparagraph&&i?Gc(t,e,i):Wc(t,r,e)}s.detach()})}function Wc(t,e,n){const i=t.createElement("paragraph");t.insert(i,e),Gc(t,n,t.createPositionAt(i,0))}function Gc(t,e,n){e instanceof ua?t.setSelection(n):e.setTo(n)} + */function dc(t,e,n={}){if(e.isCollapsed)return;const i=e.getFirstRange();if("$graveyard"==i.root.rootName)return;const o=t.schema;t.change(t=>{if(!n.doNotResetEntireContent&&function(t,e){const n=t.getLimitElement(e);if(!e.containsEntireContent(n))return!1;const i=e.getFirstRange();if(i.start.parent==i.end.parent)return!1;return t.checkChild(n,"paragraph")}(o,e))return void function(t,e){const n=t.model.schema.getLimitElement(e);t.remove(t.createRangeIn(n)),uc(t,t.createPositionAt(n,0),e)}(t,e);const r=i.start,s=sc.fromPosition(i.end,"toNext");if(i.start.isTouching(i.end)||t.remove(i),n.leaveUnmerged||(!function t(e,n,i){const o=n.parent,r=i.parent;if(o==r)return;if(e.model.schema.isLimit(o)||e.model.schema.isLimit(r))return;if(!function(t,e,n){const i=new ys(t,e);for(const t of i.getWalker())if(n.isLimit(t.item))return!1;return!0}(n,i,e.model.schema))return;n=e.createPositionAfter(o),(i=e.createPositionBefore(r)).isEqual(n)||e.insert(r,n);e.merge(n);for(;i.parent.isEmpty;){const t=i.parent;i=e.createPositionBefore(t),e.remove(t)}t(e,n,i)}(t,r,s),o.removeDisallowedAttributes(r.parent.getChildren(),t)),hc(t,e,r),function(t,e){const n=t.checkChild(e,"$text"),i=t.checkChild(e,"paragraph");return!n&&i}(o,r)){const i=o.getNearestSelectionRange(r);n.doNotAutoparagraph&&i?hc(t,e,i):uc(t,r,e)}s.detach()})}function uc(t,e,n){const i=t.createElement("paragraph");t.insert(i,e),hc(t,n,t.createPositionAt(i,0))}function hc(t,e,n){e instanceof Fs?t.setSelection(n):e.setTo(n)} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */const Kc=' ,.?!:;"-()';function Jc(t,e){if("text"==e.type)return"word"===t.unit?function(t,e){let n=t.position.textNode;if(n){let i=t.position.offset-n.startOffset;for(;!Qc(n.data,i,e)&&!Yc(n,i,e);){t.next();const o=e?t.position.nodeAfter:t.position.nodeBefore;if(o&&o.is("text")){const i=o.data.charAt(e?0:o.data.length-1);Kc.includes(i)||(t.next(),n=t.position.textNode)}i=t.position.offset-n.startOffset}}return t.position}(t.walker,t.isForward):function(t,e){const n=t.position.textNode;if(n){const i=n.data;let o=t.position.offset-n.startOffset;for(;Mc(i,o)||"character"==e&&Nc(i,o);)t.next(),o=t.position.offset-n.startOffset}return t.position}(t.walker,t.unit,t.isForward);if(e.type==(t.isForward?"elementStart":"elementEnd")){if(t.schema.isObject(e.item))return Js._createAt(e.item,t.isForward?"after":"before");if(t.schema.checkChild(e.nextPosition,"$text"))return e.nextPosition}else{if(t.schema.isLimit(e.item))return void t.walker.skip(()=>!0);if(t.schema.checkChild(e.nextPosition,"$text"))return e.nextPosition}}function Zc(t,e){const n=t.root,i=Js._createAt(n,e?"end":0);return e?new Zs(t,i):new Zs(i,t)}function Qc(t,e,n){const i=e+(n?0:-1);return Kc.includes(t.charAt(i))}function Yc(t,e,n){return e===(n?t.endOffset:0)} + */function fc(t,e){if("text"==e.type)return"word"===t.unit?function(t,e){let n=t.position.textNode;if(n){let i=t.position.offset-n.startOffset;for(;!mc(n.data,i,e)&&!gc(n,i,e);){t.next();const o=e?t.position.nodeAfter:t.position.nodeBefore;if(o&&o.is("text")){const i=o.data.charAt(e?0:o.data.length-1);' ,.?!:;"-()'.includes(i)||(t.next(),n=t.position.textNode)}i=t.position.offset-n.startOffset}}return t.position}(t.walker,t.isForward):function(t,e){const n=t.position.textNode;if(n){const i=n.data;let o=t.position.offset-n.startOffset;for(;Ya(i,o)||"character"==e&&Xa(i,o);)t.next(),o=t.position.offset-n.startOffset}return t.position}(t.walker,t.unit,t.isForward);if(e.type==(t.isForward?"elementStart":"elementEnd")){if(t.schema.isObject(e.item))return vs._createAt(e.item,t.isForward?"after":"before");if(t.schema.checkChild(e.nextPosition,"$text"))return e.nextPosition}else{if(t.schema.isLimit(e.item))return void t.walker.skip(()=>!0);if(t.schema.checkChild(e.nextPosition,"$text"))return e.nextPosition}}function pc(t,e){const n=t.root,i=vs._createAt(n,e?"end":0);return e?new ys(t,i):new ys(i,t)}function mc(t,e,n){const i=e+(n?0:-1);return' ,.?!:;"-()'.includes(t.charAt(i))}function gc(t,e,n){return e===(n?t.endOffset:0)} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */function Xc(t,e){const n=[];Array.from(t.getItems({direction:"backward"})).map(t=>e.createRangeOn(t)).filter(e=>{return(e.start.isAfter(t.start)||e.start.isEqual(t.start))&&(e.end.isBefore(t.end)||e.end.isEqual(t.end))}).forEach(t=>{n.push(t.start.parent),e.remove(t)}),n.forEach(t=>{let n=t;for(;n.parent&&n.isEmpty;){const t=e.createRangeOn(n);n=n.parent,e.remove(t)}})} + */function bc(t,e){const n=[];Array.from(t.getItems({direction:"backward"})).map(t=>e.createRangeOn(t)).filter(e=>(e.start.isAfter(t.start)||e.start.isEqual(t.start))&&(e.end.isBefore(t.end)||e.end.isEqual(t.end))).forEach(t=>{n.push(t.start.parent),e.remove(t)}),n.forEach(t=>{let n=t;for(;n.parent&&n.isEmpty;){const t=e.createRangeOn(n);n=n.parent,e.remove(t)}})} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */function tl(t){t.document.registerPostFixer(e=>(function(t,e){const n=e.document.selection,i=e.schema,o=[];let r=!1;for(const t of n.getRanges()){const e=el(t,i);e?(o.push(e),r=!0):o.push(t)}if(r){let e=o;if(o.length>1){const t=o[0].start,n=o[o.length-1].end;e=[new Zs(t,n)]}t.setSelection(e,{backward:n.isBackward})}})(e,t))}function el(t,e){return t.isCollapsed?function(t,e){const n=t.start,i=e.getNearestSelectionRange(n);if(!i)return null;const o=i.start;if(n.isEqual(o))return null;if(o.nodeAfter&&e.isLimit(o.nodeAfter))return new Zs(o,Js._createAfter(o.nodeAfter));return new Zs(o)}(t,e):function(t,e){const n=t.start,i=t.end,o=e.checkChild(n,"$text"),r=e.checkChild(i,"$text"),s=e.getLimitElement(n),a=e.getLimitElement(i);if(s===a){if(o&&r)return null;if(function(t,e,n){const i=t.nodeAfter&&!n.isLimit(t.nodeAfter)||n.checkChild(t,"$text"),o=e.nodeBefore&&!n.isLimit(e.nodeBefore)||n.checkChild(e,"$text");return i||o}(n,i,e)){const t=n.nodeAfter&&e.isObject(n.nodeAfter)?null:e.getNearestSelectionRange(n,"forward"),o=i.nodeBefore&&e.isObject(i.nodeBefore)?null:e.getNearestSelectionRange(i,"backward"),r=t?t.start:n,s=o?o.start:i;return new Zs(r,s)}}const c=s&&!s.is("rootElement"),l=a&&!a.is("rootElement");if(c||l){const t=n.nodeAfter&&i.nodeBefore&&n.nodeAfter.parent===i.nodeBefore.parent,o=c&&(!t||!il(n.nodeAfter,e)),r=l&&(!t||!il(i.nodeBefore,e));let d=n,u=i;return o&&(d=Js._createBefore(nl(s,e))),r&&(u=Js._createAfter(nl(a,e))),new Zs(d,u)}return null}(t,e)}function nl(t,e){let n=t,i=n;for(;e.isLimit(i)&&i.parent;)n=i,i=i.parent;return n}function il(t,e){return t&&e.isObject(t)} + */function wc(t){t.document.registerPostFixer(e=>function(t,e){const n=e.document.selection,i=e.schema,o=[];let r=!1;for(const t of n.getRanges()){const e=_c(t,i);e?(o.push(e),r=!0):o.push(t)}r&&t.setSelection(function(t){const e=[];e.push(t.shift());for(const n of t){const t=e.pop();if(n.isIntersecting(t)){const i=t.start.isAfter(n.start)?n.start:t.start,o=t.end.isAfter(n.end)?t.end:n.end,r=new ys(i,o);e.push(r)}else e.push(t),e.push(n)}return e}(o),{backward:n.isBackward})}(e,t))}function _c(t,e){return t.isCollapsed?function(t,e){const n=t.start,i=e.getNearestSelectionRange(n);if(!i)return null;if(!i.isCollapsed)return i;const o=i.start;if(n.isEqual(o))return null;return new ys(o)}(t,e):function(t,e){const n=t.start,i=t.end,o=e.checkChild(n,"$text"),r=e.checkChild(i,"$text"),s=e.getLimitElement(n),a=e.getLimitElement(i);if(s===a){if(o&&r)return null;if(function(t,e,n){const i=t.nodeAfter&&!n.isLimit(t.nodeAfter)||n.checkChild(t,"$text"),o=e.nodeBefore&&!n.isLimit(e.nodeBefore)||n.checkChild(e,"$text");return i||o}(n,i,e)){const t=n.nodeAfter&&e.isObject(n.nodeAfter)?null:e.getNearestSelectionRange(n,"forward"),o=i.nodeBefore&&e.isObject(i.nodeBefore)?null:e.getNearestSelectionRange(i,"backward"),r=t?t.start:n,s=o?o.start:i;return new ys(r,s)}}const c=s&&!s.is("rootElement"),l=a&&!a.is("rootElement");if(c||l){const t=n.nodeAfter&&i.nodeBefore&&n.nodeAfter.parent===i.nodeBefore.parent,o=c&&(!t||!vc(n.nodeAfter,e)),r=l&&(!t||!vc(i.nodeBefore,e));let d=n,u=i;return o&&(d=vs._createBefore(kc(s,e))),r&&(u=vs._createAfter(kc(a,e))),new ys(d,u)}return null}(t,e)}function kc(t,e){let n=t,i=n;for(;e.isLimit(i)&&i.parent;)n=i,i=i.parent;return n}function vc(t,e){return t&&e.isObject(t)} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */class ol{constructor(){this.markers=new Lc,this.document=new Fc(this),this.schema=new Ba,this._pendingChanges=[],this._currentWriter=null,["insertContent","deleteContent","modifySelection","getSelectedContent","applyOperation"].forEach(t=>this.decorate(t)),this.on("applyOperation",(t,e)=>{e[0]._validate()},{priority:"highest"}),this.schema.register("$root",{isLimit:!0}),this.schema.register("$block",{allowIn:"$root",isBlock:!0}),this.schema.register("$text",{allowIn:"$block",isInline:!0}),this.schema.register("$clipboardHolder",{allowContentOf:"$root",isLimit:!0}),this.schema.extend("$text",{allowIn:"$clipboardHolder"}),this.schema.register("$marker"),this.schema.addChildCheck((t,e)=>{if("$marker"===e.name)return!0}),tl(this)}change(t){try{return 0===this._pendingChanges.length?(this._pendingChanges.push({batch:new nc,callback:t}),this._runPendingChanges()[0]):t(this._currentWriter)}catch(t){Zn.b.rethrowUnexpectedError(t,this)}}enqueueChange(t,e){try{"string"==typeof t?t=new nc(t):"function"==typeof t&&(e=t,t=new nc),this._pendingChanges.push({batch:t,callback:e}),1==this._pendingChanges.length&&this._runPendingChanges()}catch(t){Zn.b.rethrowUnexpectedError(t,this)}}applyOperation(t){t._execute()}insertContent(t,e,n){ + */class yc{constructor(){this.markers=new nc,this.document=new tc(this),this.schema=new na,this._pendingChanges=[],this._currentWriter=null,["insertContent","deleteContent","modifySelection","getSelectedContent","applyOperation"].forEach(t=>this.decorate(t)),this.on("applyOperation",(t,e)=>{e[0]._validate()},{priority:"highest"}),this.schema.register("$root",{isLimit:!0}),this.schema.register("$block",{allowIn:"$root",isBlock:!0}),this.schema.register("$text",{allowIn:"$block",isInline:!0}),this.schema.register("$clipboardHolder",{allowContentOf:"$root",isLimit:!0}),this.schema.extend("$text",{allowIn:"$clipboardHolder"}),this.schema.register("$marker"),this.schema.addChildCheck((t,e)=>{if("$marker"===e.name)return!0}),wc(this)}change(t){try{return 0===this._pendingChanges.length?(this._pendingChanges.push({batch:new ka,callback:t}),this._runPendingChanges()[0]):t(this._currentWriter)}catch(t){fn.b.rethrowUnexpectedError(t,this)}}enqueueChange(t,e){try{"string"==typeof t?t=new ka(t):"function"==typeof t&&(e=t,t=new ka),this._pendingChanges.push({batch:t,callback:e}),1==this._pendingChanges.length&&this._runPendingChanges()}catch(t){fn.b.rethrowUnexpectedError(t,this)}}applyOperation(t){t._execute()}insertContent(t,e,n){ /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license */ -return function(t,e,n,i){return t.change(o=>{let r;const s=(r=n?n instanceof na||n instanceof ua?n:o.createSelection(n,i):t.document.selection).getFirstPosition();r.isCollapsed||t.deleteContent(r,{doNotAutoparagraph:!0});const a=new Uc(t,o,s);let c;c=e.is("documentFragment")?e.getChildren():[e],a.handleNodes(c,{isFirst:!0,isLast:!0});const l=a.getSelectionRange();l&&(r instanceof ua?o.setSelection(l):r.setTo(l));const d=a.getAffectedRange()||t.createRange(s);return a.destroy(),d})}(this,t,e,n)}deleteContent(t,e){$c(this,t,e)}modifySelection(t,e){!function(t,e,n={}){const i=t.schema,o="backward"!=n.direction,r=n.unit?n.unit:"character",s=e.focus,a=new Ws({boundaries:Zc(s,o),singleCharacters:!0,direction:o?"forward":"backward"}),c={walker:a,schema:i,isForward:o,unit:r};let l;for(;l=a.next();){if(l.done)return;const n=Jc(c,l.value);if(n)return void(e instanceof ua?t.change(t=>{t.setSelectionFocus(n)}):e.setFocus(n))}}(this,t,e)}getSelectedContent(t){return function(t,e){return t.change(t=>{const n=t.createDocumentFragment(),i=e.getFirstRange();if(!i||i.isCollapsed)return n;const o=i.start.root,r=i.start.getCommonPath(i.end),s=o.getNodeByPath(r);let a;const c=(a=i.start.parent==i.end.parent?i:t.createRange(t.createPositionAt(s,i.start.path[r.length]),t.createPositionAt(s,i.end.path[r.length]+1))).end.offset-a.start.offset;for(const e of a.getItems({shallow:!0}))e.is("textProxy")?t.appendText(e.data,e.getAttributes(),n):t.append(e._clone(!0),n);if(a!=i){const e=i._getTransformedByMove(a.start,t.createPositionAt(n,0),c)[0],o=t.createRange(t.createPositionAt(n,0),e.start);Xc(t.createRange(e.end,t.createPositionAt(n,"end")),t),Xc(o,t)}return n})}(this,t)}hasContent(t,e){const n=t instanceof $s?Zs._createIn(t):t;if(n.isCollapsed)return!1;for(const t of this.markers.getMarkersIntersectingRange(n))if(t.affectsData)return!0;const{ignoreWhitespaces:i=!1}=e||{};for(const t of n.getItems())if(t.is("textProxy")){if(!i)return!0;if(-1!==t.data.search(/\S/))return!0}else if(this.schema.isObject(t))return!0;return!1}createPositionFromPath(t,e,n){return new Js(t,e,n)}createPositionAt(t,e){return Js._createAt(t,e)}createPositionAfter(t){return Js._createAfter(t)}createPositionBefore(t){return Js._createBefore(t)}createRange(t,e){return new Zs(t,e)}createRangeIn(t){return Zs._createIn(t)}createRangeOn(t){return Zs._createOn(t)}createSelection(t,e,n){return new na(t,e,n)}createBatch(t){return new nc(t)}destroy(){this.document.destroy(),this.stopListening()}_runPendingChanges(){const t=[];for(this.fire("_beforeChanges");this._pendingChanges.length;){const e=this._pendingChanges[0].batch;this._currentWriter=new xc(this,e);const n=this._pendingChanges[0].callback(this._currentWriter);t.push(n),this.document._handleChangeBlock(this._currentWriter),this._pendingChanges.shift(),this._currentWriter=null}return this.fire("_afterChanges"),t}}di(ol,Hi); +return function(t,e,n,i){return t.change(o=>{let r;r=n?n instanceof Es||n instanceof Fs?n:o.createSelection(n,i):t.document.selection;const s=r.getFirstPosition();r.isCollapsed||t.deleteContent(r,{doNotAutoparagraph:!0});const a=new lc(t,o,s);let c;c=e.is("documentFragment")?e.getChildren():[e],a.handleNodes(c,{isFirst:!0,isLast:!0});const l=a.getSelectionRange();l&&(r instanceof Fs?o.setSelection(l):r.setTo(l));const d=a.getAffectedRange()||t.createRange(s);return a.destroy(),d})}(this,t,e,n)}deleteContent(t,e){dc(this,t,e)}modifySelection(t,e){!function(t,e,n={}){const i=t.schema,o="backward"!=n.direction,r=n.unit?n.unit:"character",s=e.focus,a=new _s({boundaries:pc(s,o),singleCharacters:!0,direction:o?"forward":"backward"}),c={walker:a,schema:i,isForward:o,unit:r};let l;for(;l=a.next();){if(l.done)return;const n=fc(c,l.value);if(n)return void(e instanceof Fs?t.change(t=>{t.setSelectionFocus(n)}):e.setFocus(n))}}(this,t,e)}getSelectedContent(t){return function(t,e){return t.change(t=>{const n=t.createDocumentFragment(),i=e.getFirstRange();if(!i||i.isCollapsed)return n;const o=i.start.root,r=i.start.getCommonPath(i.end),s=o.getNodeByPath(r);let a;a=i.start.parent==i.end.parent?i:t.createRange(t.createPositionAt(s,i.start.path[r.length]),t.createPositionAt(s,i.end.path[r.length]+1));const c=a.end.offset-a.start.offset;for(const e of a.getItems({shallow:!0}))e.is("textProxy")?t.appendText(e.data,e.getAttributes(),n):t.append(e._clone(!0),n);if(a!=i){const e=i._getTransformedByMove(a.start,t.createPositionAt(n,0),c)[0],o=t.createRange(t.createPositionAt(n,0),e.start);bc(t.createRange(e.end,t.createPositionAt(n,"end")),t),bc(o,t)}return n})}(this,t)}hasContent(t,e){const n=t instanceof ws?ys._createIn(t):t;if(n.isCollapsed)return!1;for(const t of this.markers.getMarkersIntersectingRange(n))if(t.affectsData)return!0;const{ignoreWhitespaces:i=!1}=e||{};for(const t of n.getItems())if(t.is("textProxy")){if(!i)return!0;if(-1!==t.data.search(/\S/))return!0}else if(this.schema.isObject(t))return!0;return!1}createPositionFromPath(t,e,n){return new vs(t,e,n)}createPositionAt(t,e){return vs._createAt(t,e)}createPositionAfter(t){return vs._createAfter(t)}createPositionBefore(t){return vs._createBefore(t)}createRange(t,e){return new ys(t,e)}createRangeIn(t){return ys._createIn(t)}createRangeOn(t){return ys._createOn(t)}createSelection(t,e,n){return new Es(t,e,n)}createBatch(t){return new ka(t)}createOperationFromJSON(t){return class{static fromJSON(t,e){return rc[t.__className].fromJSON(t,e)}}.fromJSON(t,this.document)}destroy(){this.document.destroy(),this.stopListening()}_runPendingChanges(){const t=[];for(this.fire("_beforeChanges");this._pendingChanges.length;){const e=this._pendingChanges[0].batch;this._currentWriter=new ja(this,e);const n=this._pendingChanges[0].callback(this._currentWriter);t.push(n),this.document._handleChangeBlock(this._currentWriter),this._pendingChanges.shift(),this._currentWriter=null}return this.fire("_afterChanges"),t}}xn(yc,Hi); /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license */ -class rl{constructor(){this._listener=Object.create(ur)}listenTo(t){this._listener.listenTo(t,"keydown",(t,e)=>{this._listener.fire("_keydown:"+_o(e),e)})}set(t,e,n={}){const i=vo(t),o=n.priority;this._listener.listenTo(this._listener,"_keydown:"+i,(t,n)=>{e(n,()=>{n.preventDefault(),n.stopPropagation(),t.stop()}),t.return=!0},{priority:o})}press(t){return!!this._listener.fire("_keydown:"+_o(t),t)}destroy(){this._listener.stopListening()}} +class xc{constructor(){this._listener=Object.create(dr)}listenTo(t){this._listener.listenTo(t,"keydown",(t,e)=>{this._listener.fire("_keydown:"+wo(e),e)})}set(t,e,n={}){const i=_o(t),o=n.priority;this._listener.listenTo(this._listener,"_keydown:"+i,(t,n)=>{e(n,()=>{n.preventDefault(),n.stopPropagation(),t.stop()}),t.return=!0},{priority:o})}press(t){return!!this._listener.fire("_keydown:"+wo(t),t)}destroy(){this._listener.stopListening()}} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */class sl extends rl{constructor(t){super(),this.editor=t}set(t,e,n={}){if("string"==typeof e){const t=e;e=(e,n)=>{this.editor.execute(t),n()}}super.set(t,e,n)}} + */class Cc extends xc{constructor(t){super(),this.editor=t}set(t,e,n={}){if("string"==typeof e){const t=e;e=(e,n)=>{this.editor.execute(t),n()}}super.set(t,e,n)}} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */class al{constructor(t){const e=this.constructor.builtinPlugins;this.config=new Kn(t,this.constructor.defaultConfig),this.config.define("plugins",e),this.plugins=new Ra(this,e),this.commands=new Ia;const n=this.config.get("language")||{};this.locale=new Ma({uiLanguage:"string"==typeof n?n:n.ui,contentLanguage:this.config.get("language.content")}),this.t=this.locale.t,this.set("state","initializing"),this.once("ready",()=>this.state="ready",{priority:"high"}),this.once("destroy",()=>this.state="destroyed",{priority:"high"}),this.set("isReadOnly",!1),this.model=new ol,this.data=new Ya(this.model),this.editing=new Sa(this.model),this.editing.view.document.bind("isReadOnly").to(this),this.conversion=new Xa([this.editing.downcastDispatcher,this.data.downcastDispatcher],this.data.upcastDispatcher),this.conversion.addAlias("dataDowncast",this.data.downcastDispatcher),this.conversion.addAlias("editingDowncast",this.editing.downcastDispatcher),this.keystrokes=new sl(this),this.keystrokes.listenTo(this.editing.view.document)}initPlugins(){const t=this.config,e=t.get("plugins")||[],n=t.get("removePlugins")||[],i=t.get("extraPlugins")||[];return this.plugins.init(e.concat(i),n)}destroy(){let t=Promise.resolve();return"initializing"==this.state&&(t=new Promise(t=>this.once("ready",t))),t.then(()=>{this.fire("destroy"),this.stopListening(),this.commands.destroy()}).then(()=>this.plugins.destroy()).then(()=>{this.model.destroy(),this.data.destroy(),this.editing.destroy(),this.keystrokes.destroy()})}execute(...t){try{this.commands.execute(...t)}catch(t){Zn.b.rethrowUnexpectedError(t,this)}}}di(al,Hi);var cl={setData(t){this.data.set(t)},getData(t){return this.data.get(t)}}; + */class Ac{constructor(t={}){this._context=t.context||new Rn({language:t.language}),this._context._addEditor(this,!t.context);const e=Array.from(this.constructor.builtinPlugins||[]);this.config=new rn(t,this.constructor.defaultConfig),this.config.define("plugins",e),this.config.define(this._context._getEditorConfig()),this.plugins=new An(this,e,this._context.plugins),this.locale=this._context.locale,this.t=this.locale.t,this.commands=new Xs,this.set("state","initializing"),this.once("ready",()=>this.state="ready",{priority:"high"}),this.once("destroy",()=>this.state="destroyed",{priority:"high"}),this.set("isReadOnly",!1),this.model=new yc,this.data=new ga(this.model),this.editing=new Ys(this.model),this.editing.view.document.bind("isReadOnly").to(this),this.conversion=new ba([this.editing.downcastDispatcher,this.data.downcastDispatcher],this.data.upcastDispatcher),this.conversion.addAlias("dataDowncast",this.data.downcastDispatcher),this.conversion.addAlias("editingDowncast",this.editing.downcastDispatcher),this.keystrokes=new Cc(this),this.keystrokes.listenTo(this.editing.view.document)}initPlugins(){const t=this.config,e=t.get("plugins"),n=t.get("removePlugins")||[],i=t.get("extraPlugins")||[];return this.plugins.init(e.concat(i),n)}destroy(){let t=Promise.resolve();return"initializing"==this.state&&(t=new Promise(t=>this.once("ready",t))),t.then(()=>{this.fire("destroy"),this.stopListening(),this.commands.destroy()}).then(()=>this.plugins.destroy()).then(()=>{this.model.destroy(),this.data.destroy(),this.editing.destroy(),this.keystrokes.destroy()}).then(()=>this._context._removeEditor(this))}execute(...t){try{this.commands.execute(...t)}catch(t){fn.b.rethrowUnexpectedError(t,this)}}}xn(Ac,Hi);var Pc={setData(t){this.data.set(t)},getData(t){return this.data.get(t)}}; /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */class ll{getHtml(t){const e=document.implementation.createHTMLDocument("").createElement("div");return e.appendChild(t),e.innerHTML}} + */class Tc{getHtml(t){const e=document.implementation.createHTMLDocument("").createElement("div");return e.appendChild(t),e.innerHTML}} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */class dl{constructor(){this._domParser=new DOMParser,this._domConverter=new ar({blockFillerMode:"nbsp"}),this._htmlWriter=new ll}toData(t){const e=this._domConverter.viewToDom(t,document);return this._htmlWriter.getHtml(e)}toView(t){const e=this._toDom(t);return this._domConverter.domToView(e)}_toDom(t){const e=this._domParser.parseFromString(t,"text/html"),n=e.createDocumentFragment(),i=e.body.childNodes;for(;i.length>0;)n.appendChild(i[0]);return n}} + */class Ec{constructor(){this._domParser=new DOMParser,this._domConverter=new rr({blockFillerMode:"nbsp"}),this._htmlWriter=new Tc}toData(t){const e=this._domConverter.viewToDom(t,document);return this._htmlWriter.getHtml(e)}toView(t){const e=this._toDom(t);return this._domConverter.domToView(e)}_toDom(t){const e=this._domParser.parseFromString(t,"text/html"),n=e.createDocumentFragment(),i=e.body.childNodes;for(;i.length>0;)n.appendChild(i[0]);return n}} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */class ul{constructor(t){this.editor=t,this._components=new Map}*names(){for(const t of this._components.values())yield t.originalName}add(t,e){if(this.has(t))throw new Zn.b("componentfactory-item-exists: The item already exists in the component factory.",this,{name:t});this._components.set(hl(t),{callback:e,originalName:t})}create(t){if(!this.has(t))throw new Zn.b("componentfactory-item-missing: The required component is not registered in the factory.",this,{name:t});return this._components.get(hl(t)).callback(this.editor.locale)}has(t){return this._components.has(hl(t))}}function hl(t){return String(t).toLowerCase()} + */class Sc{constructor(t){this.editor=t,this._components=new Map}*names(){for(const t of this._components.values())yield t.originalName}add(t,e){if(this.has(t))throw new fn.b("componentfactory-item-exists: The item already exists in the component factory.",this,{name:t});this._components.set(Rc(t),{callback:e,originalName:t})}create(t){if(!this.has(t))throw new fn.b("componentfactory-item-missing: The required component is not registered in the factory.",this,{name:t});return this._components.get(Rc(t)).callback(this.editor.locale)}has(t){return this._components.has(Rc(t))}}function Rc(t){return String(t).toLowerCase()} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */class fl{constructor(){this.set("isFocused",!1),this.set("focusedElement",null),this._elements=new Set,this._nextEventLoopTimeout=null}add(t){if(this._elements.has(t))throw new Zn.b("focusTracker-add-element-already-exist",this);this.listenTo(t,"focus",()=>this._focus(t),{useCapture:!0}),this.listenTo(t,"blur",()=>this._blur(),{useCapture:!0}),this._elements.add(t)}remove(t){t===this.focusedElement&&this._blur(t),this._elements.has(t)&&(this.stopListening(t),this._elements.delete(t))}destroy(){this.stopListening()}_focus(t){clearTimeout(this._nextEventLoopTimeout),this.focusedElement=t,this.isFocused=!0}_blur(){clearTimeout(this._nextEventLoopTimeout),this._nextEventLoopTimeout=setTimeout(()=>{this.focusedElement=null,this.isFocused=!1},0)}}di(fl,ur),di(fl,Hi); + */class Oc{constructor(){this.set("isFocused",!1),this.set("focusedElement",null),this._elements=new Set,this._nextEventLoopTimeout=null}add(t){if(this._elements.has(t))throw new fn.b("focusTracker-add-element-already-exist",this);this.listenTo(t,"focus",()=>this._focus(t),{useCapture:!0}),this.listenTo(t,"blur",()=>this._blur(),{useCapture:!0}),this._elements.add(t)}remove(t){t===this.focusedElement&&this._blur(t),this._elements.has(t)&&(this.stopListening(t),this._elements.delete(t))}destroy(){this.stopListening()}_focus(t){clearTimeout(this._nextEventLoopTimeout),this.focusedElement=t,this.isFocused=!0}_blur(){clearTimeout(this._nextEventLoopTimeout),this._nextEventLoopTimeout=setTimeout(()=>{this.focusedElement=null,this.isFocused=!1},0)}}xn(Oc,dr),xn(Oc,Hi); /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license */ -class pl{constructor(t){this.editor=t,this.componentFactory=new ul(t),this.focusTracker=new fl,this._editableElementsMap=new Map,this.listenTo(t.editing.view.document,"layoutChanged",()=>this.update())}get element(){return null}update(){this.fire("update")}destroy(){this.stopListening(),this.focusTracker.destroy();for(const t of this._editableElementsMap.values())t.ckeditorInstance=null;this._editableElementsMap=new Map}setEditableElement(t,e){this._editableElementsMap.set(t,e),e.ckeditorInstance||(e.ckeditorInstance=this.editor)}getEditableElement(t="main"){return this._editableElementsMap.get(t)}getEditableElementsNames(){return this._editableElementsMap.keys()}get _editableElements(){return console.warn("editor-ui-deprecated-editable-elements: The EditorUI#_editableElements property has been deprecated and will be removed in the near future.",{editorUI:this}),this._editableElementsMap}}di(pl,ii);n(27); +class Ic{constructor(t){this.editor=t,this.componentFactory=new Sc(t),this.focusTracker=new Oc,this._editableElementsMap=new Map,this.listenTo(t.editing.view.document,"layoutChanged",()=>this.update())}get element(){return null}update(){this.fire("update")}destroy(){this.stopListening(),this.focusTracker.destroy();for(const t of this._editableElementsMap.values())t.ckeditorInstance=null;this._editableElementsMap=new Map}setEditableElement(t,e){this._editableElementsMap.set(t,e),e.ckeditorInstance||(e.ckeditorInstance=this.editor)}getEditableElement(t="main"){return this._editableElementsMap.get(t)}getEditableElementsNames(){return this._editableElementsMap.keys()}get _editableElements(){return console.warn("editor-ui-deprecated-editable-elements: The EditorUI#_editableElements property has been deprecated and will be removed in the near future.",{editorUI:this}),this._editableElementsMap}}xn(Ic,gn);n(26); /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */const ml=new WeakMap;function gl(t){const{view:e,element:n,text:i,isDirectHost:o=!0}=t,r=e.document;ml.has(r)||(ml.set(r,new Map),r.registerPostFixer(t=>wl(r,t))),ml.get(r).set(n,{text:i,isDirectHost:o}),e.change(t=>wl(r,t))}function bl(t,e){return!!e.hasClass("ck-placeholder")&&(t.removeClass("ck-placeholder",e),!0)}function wl(t,e){const n=ml.get(t);let i=!1;for(const[t,o]of n)kl(e,t,o)&&(i=!0);return i}function kl(t,e,n){const{text:i,isDirectHost:o}=n,r=o?e:function(t){if(1===t.childCount){const e=t.getChild(0);if(e.is("element")&&!e.is("uiElement"))return e}return null} + */const Mc=new WeakMap;function Nc(t){const{view:e,element:n,text:i,isDirectHost:o=!0}=t,r=e.document;Mc.has(r)||(Mc.set(r,new Map),r.registerPostFixer(t=>Fc(r,t))),Mc.get(r).set(n,{text:i,isDirectHost:o}),e.change(t=>Fc(r,t))}function Dc(t,e){return!!e.hasClass("ck-placeholder")&&(t.removeClass("ck-placeholder",e),!0)}function Fc(t,e){const n=Mc.get(t);let i=!1;for(const[t,o]of n)Vc(e,t,o)&&(i=!0);return i}function Vc(t,e,n){const{text:i,isDirectHost:o}=n,r=o?e:function(t){if(1===t.childCount){const e=t.getChild(0);if(e.is("element")&&!e.is("uiElement"))return e}return null} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */(e);let s=!1;return!!r&&(n.hostElement=r,r.getAttribute("data-placeholder")!==i&&(t.setAttribute("data-placeholder",i,r),s=!0),!function(t){const e=t.document;if(!e)return!1;const n=!Array.from(t.getChildren()).some(t=>!t.is("uiElement"));if(!e.isFocused&&n)return!0;const i=e.selection.anchor;return!(!n||!i||i.parent===t)}(r)?bl(t,r)&&(s=!0):function(t,e){return!e.hasClass("ck-placeholder")&&(t.addClass("ck-placeholder",e),!0)}(t,r)&&(s=!0),s)}class _l extends pl{constructor(t,e){ + */(e);let s=!1;return!!r&&(n.hostElement=r,r.getAttribute("data-placeholder")!==i&&(t.setAttribute("data-placeholder",i,r),s=!0),!function(t){const e=t.document;if(!e)return!1;const n=!Array.from(t.getChildren()).some(t=>!t.is("uiElement"));if(!e.isFocused&&n)return!0;const i=e.selection.anchor;return!(!n||!i||i.parent===t)}(r)?Dc(t,r)&&(s=!0):function(t,e){return!e.hasClass("ck-placeholder")&&(t.addClass("ck-placeholder",e),!0)}(t,r)&&(s=!0),s)}class Bc extends Ic{constructor(t,e){ /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license */ var n;super(t),this.view=e,this._toolbarConfig=(n=t.config.get("toolbar"),Array.isArray(n)?{items:n}:n?Object.assign({items:[]},n):{items:[]})}init(){const t=this.editor,e=this.view,n=t.editing.view,i=e.editable,o=n.document.getRoot();e.editable.name=o.rootName,e.render();const r=i.element;this.setEditableElement(i.name,r),this.focusTracker.add(r),e.editable.bind("isFocused").to(this.focusTracker),n.attachDomRoot(r),this._initPlaceholder(),this._initToolbar(),this.fire("ready")}destroy(){const t=this.view;this.editor.editing.view.detachDomRoot(t.editable.name),t.destroy(),super.destroy()}_initToolbar(){const t=this.editor,e=this.view.toolbar;e.fillFromConfig(this._toolbarConfig.items,this.componentFactory), /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license */ -function({origin:t,originKeystrokeHandler:e,originFocusTracker:n,toolbar:i,beforeFocus:o,afterBlur:r}){n.add(i.element),e.set("Alt+F10",(t,e)=>{n.isFocused&&!i.focusTracker.isFocused&&(o&&o(),i.focus(),e())}),i.keystrokes.set("Esc",(e,n)=>{i.focusTracker.isFocused&&(t.focus(),r&&r(),n())})}({origin:t.editing.view,originFocusTracker:this.focusTracker,originKeystrokeHandler:t.keystrokes,toolbar:e})}_initPlaceholder(){const t=this.editor,e=t.editing.view,n=e.document.getRoot(),i=t.sourceElement,o=t.config.get("placeholder")||i&&"textarea"===i.tagName.toLowerCase()&&i.getAttribute("placeholder");o&&gl({view:e,element:n,text:o,isDirectHost:!1})}} +function({origin:t,originKeystrokeHandler:e,originFocusTracker:n,toolbar:i,beforeFocus:o,afterBlur:r}){n.add(i.element),e.set("Alt+F10",(t,e)=>{n.isFocused&&!i.focusTracker.isFocused&&(o&&o(),i.focus(),e())}),i.keystrokes.set("Esc",(e,n)=>{i.focusTracker.isFocused&&(t.focus(),r&&r(),n())})}({origin:t.editing.view,originFocusTracker:this.focusTracker,originKeystrokeHandler:t.keystrokes,toolbar:e})}_initPlaceholder(){const t=this.editor,e=t.editing.view,n=e.document.getRoot(),i=t.sourceElement,o=t.config.get("placeholder")||i&&"textarea"===i.tagName.toLowerCase()&&i.getAttribute("placeholder");o&&Nc({view:e,element:n,text:o,isDirectHost:!1})}} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */class vl extends so{constructor(t){super({idProperty:"viewUid"}),this.on("add",(t,e,n)=>{e.isRendered||e.render(),e.element&&this._parentElement&&this._parentElement.insertBefore(e.element,this._parentElement.children[n])}),this.on("remove",(t,e)=>{e.element&&this._parentElement&&e.element.remove()}),this.locale=t,this._parentElement=null}destroy(){this.map(t=>t.destroy())}setParent(t){this._parentElement=t}delegate(...t){if(!t.length||!t.every(t=>"string"==typeof t))throw new Zn.b("ui-viewcollection-delegate-wrong-events: All event names must be strings.",this);return{to:e=>{for(const n of this)for(const i of t)n.delegate(i).to(e);this.on("add",(n,i)=>{for(const n of t)i.delegate(n).to(e)}),this.on("remove",(n,i)=>{for(const n of t)i.stopDelegating(n,e)})}}}} + */class Lc extends Cn{constructor(t){super({idProperty:"viewUid"}),this.on("add",(t,e,n)=>{e.isRendered||e.render(),e.element&&this._parentElement&&this._parentElement.insertBefore(e.element,this._parentElement.children[n])}),this.on("remove",(t,e)=>{e.element&&this._parentElement&&e.element.remove()}),this.locale=t,this._parentElement=null}destroy(){this.map(t=>t.destroy())}setParent(t){this._parentElement=t}delegate(...t){if(!t.length||!t.every(t=>"string"==typeof t))throw new fn.b("ui-viewcollection-delegate-wrong-events: All event names must be strings.",this);return{to:e=>{for(const n of this)for(const i of t)n.delegate(i).to(e);this.on("add",(n,i)=>{for(const n of t)i.delegate(n).to(e)}),this.on("remove",(n,i)=>{for(const n of t)i.stopDelegating(n,e)})}}}}class zc{constructor(t){Object.assign(this,Zc(Jc(t))),this._isRendered=!1,this._revertData=null}render(){const t=this._renderNode({intoFragment:!0});return this._isRendered=!0,t}apply(t){return this._revertData={children:[],bindings:[],attributes:{}},this._renderNode({node:t,isApplying:!0,revertData:this._revertData}),t}revert(t){if(!this._revertData)throw new fn.b("ui-template-revert-not-applied: Attempting to revert a template which has not been applied yet.",[this,t]);this._revertTemplateFromNode(t,this._revertData)}*getViews(){yield*function*t(e){if(e.children)for(const n of e.children)el(n)?yield n:nl(n)&&(yield*t(n))}(this)}static bind(t,e){return{to:(n,i)=>new qc({eventNameOrFunction:n,attribute:n,observable:t,emitter:e,callback:i}),if:(n,i,o)=>new Hc({observable:t,emitter:e,attribute:n,valueIfTrue:i,callback:o})}}static extend(t,e){if(t._isRendered)throw new fn.b("template-extend-render: Attempting to extend a template which has already been rendered.",[this,t]);!function t(e,n){n.attributes&&(e.attributes||(e.attributes={}),Xc(e.attributes,n.attributes));n.eventListeners&&(e.eventListeners||(e.eventListeners={}),Xc(e.eventListeners,n.eventListeners));n.text&&e.text.push(...n.text);if(n.children&&n.children.length){if(e.children.length!=n.children.length)throw new fn.b("ui-template-extend-children-mismatch: The number of children in extended definition does not match.",e);let i=0;for(const o of n.children)t(e.children[i++],o)}}(t,Zc(Jc(e)))}_renderNode(t){let e;if(e=t.node?this.tag&&this.text:this.tag?this.text:!this.text,e)throw new fn.b('ui-template-wrong-syntax: Node definition must have either "tag" or "text" when rendering a new Node.',this);return this.text?this._renderText(t):this._renderElement(t)}_renderElement(t){let e=t.node;return e||(e=t.node=document.createElementNS(this.ns||"http://www.w3.org/1999/xhtml",this.tag)),this._renderAttributes(t),this._renderElementChildren(t),this._setUpListeners(t),e}_renderText(t){let e=t.node;return e?t.revertData.text=e.textContent:e=t.node=document.createTextNode(""),Uc(this.text)?this._bindToObservable({schema:this.text,updater:Wc(e),data:t}):e.textContent=this.text.join(""),e}_renderAttributes(t){let e,n,i,o;if(!this.attributes)return;const r=t.node,s=t.revertData;for(e in this.attributes)if(i=r.getAttribute(e),n=this.attributes[e],s&&(s.attributes[e]=i),o=B(n[0])&&n[0].ns?n[0].ns:null,Uc(n)){const a=o?n[0].value:n;s&&ol(e)&&a.unshift(i),this._bindToObservable({schema:a,updater:Gc(r,e,o),data:t})}else"style"==e&&"string"!=typeof n[0]?this._renderStyleAttribute(n[0],t):(s&&i&&ol(e)&&n.unshift(i),n=n.map(t=>t&&t.value||t).reduce((t,e)=>t.concat(e),[]).reduce(Yc,""),tl(n)||r.setAttributeNS(o,e,n))}_renderStyleAttribute(t,e){const n=e.node;for(const i in t){const o=t[i];Uc(o)?this._bindToObservable({schema:[o],updater:Kc(n,i),data:e}):n.style[i]=o}}_renderElementChildren(t){const e=t.node,n=t.intoFragment?document.createDocumentFragment():e,i=t.isApplying;let o=0;for(const r of this.children)if(il(r)){if(!i){r.setParent(e);for(const t of r)n.appendChild(t.element)}}else if(el(r))i||(r.isRendered||r.render(),n.appendChild(r.element));else if(Zo(r))n.appendChild(r);else if(i){const e={children:[],bindings:[],attributes:{}};t.revertData.children.push(e),r._renderNode({node:n.childNodes[o++],isApplying:!0,revertData:e})}else n.appendChild(r.render());t.intoFragment&&e.appendChild(n)}_setUpListeners(t){if(this.eventListeners)for(const e in this.eventListeners){const n=this.eventListeners[e].map(n=>{const[i,o]=e.split("@");return n.activateDomEventListener(i,o,t)});t.revertData&&t.revertData.bindings.push(n)}}_bindToObservable({schema:t,updater:e,data:n}){const i=n.revertData;$c(t,e,n);const o=t.filter(t=>!tl(t)).filter(t=>t.observable).map(i=>i.activateAttributeListener(t,e,n));i&&i.bindings.push(o)}_revertTemplateFromNode(t,e){for(const t of e.bindings)for(const e of t)e();if(e.text)t.textContent=e.text;else{for(const n in e.attributes){const i=e.attributes[n];null===i?t.removeAttribute(n):t.setAttribute(n,i)}for(let n=0;n$c(t,e,n);return this.emitter.listenTo(this.observable,"change:"+this.attribute,i),()=>{this.emitter.stopListening(this.observable,"change:"+this.attribute,i)}}}class qc extends jc{activateDomEventListener(t,e,n){const i=(t,n)=>{e&&!n.target.matches(e)||("function"==typeof this.eventNameOrFunction?this.eventNameOrFunction(n):this.observable.fire(this.eventNameOrFunction,n))};return this.emitter.listenTo(n.node,t,i),()=>{this.emitter.stopListening(n.node,t,i)}}}class Hc extends jc{getValue(t){return!tl(super.getValue(t))&&(this.valueIfTrue||!0)}}function Uc(t){return!!t&&(t.value&&(t=t.value),Array.isArray(t)?t.some(Uc):t instanceof jc)}function $c(t,e,{node:n}){let i=function(t,e){return t.map(t=>t instanceof jc?t.getValue(e):t)}(t,n);i=1==t.length&&t[0]instanceof Hc?i[0]:i.reduce(Yc,""),tl(i)?e.remove():e.set(i)}function Wc(t){return{set(e){t.textContent=e},remove(){t.textContent=""}}}function Gc(t,e,n){return{set(i){t.setAttributeNS(n,e,i)},remove(){t.removeAttributeNS(n,e)}}}function Kc(t,e){return{set(n){t.style[e]=n},remove(){t.style[e]=null}}}function Jc(t){return nn(t,t=>{if(t&&(t instanceof jc||nl(t)||el(t)||il(t)))return t})}function Zc(t){if("string"==typeof t?t=function(t){return{text:[t]}}(t):t.text&&function(t){Array.isArray(t.text)||(t.text=[t.text])}(t),t.on&&(t.eventListeners=function(t){for(const e in t)Qc(t,e);return t}(t.on),delete t.on),!t.text){t.attributes&&function(t){for(const e in t)t[e].value&&(t[e].value=[].concat(t[e].value)),Qc(t,e)}(t.attributes);const e=[];if(t.children)if(il(t.children))e.push(t.children);else for(const n of t.children)nl(n)||el(n)||Zo(n)?e.push(n):e.push(new zc(n));t.children=e}return t}function Qc(t,e){Array.isArray(t[e])||(t[e]=[t[e]])}function Yc(t,e){return tl(e)?t:tl(t)?e:`${t} ${e}`}function Xc(t,e){for(const n in e)t[n]?t[n].push(...e[n]):t[n]=e[n]}function tl(t){return!t&&0!==t}function el(t){return t instanceof rl}function nl(t){return t instanceof zc}function il(t){return t instanceof Lc}function ol(t){return"class"==t||"style"==t}n(28); /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */ -const yl="http://www.w3.org/1999/xhtml";class xl{constructor(t){Object.assign(this,Dl(Ol(t))),this._isRendered=!1,this._revertData=null}render(){const t=this._renderNode({intoFragment:!0});return this._isRendered=!0,t}apply(t){return this._revertData={children:[],bindings:[],attributes:{}},this._renderNode({node:t,isApplying:!0,revertData:this._revertData}),t}revert(t){if(!this._revertData)throw new Zn.b("ui-template-revert-not-applied: Attempting to revert a template which has not been applied yet.",[this,t]);this._revertTemplateFromNode(t,this._revertData)}*getViews(){yield*function*t(e){if(e.children)for(const n of e.children)Bl(n)?yield n:Ll(n)&&(yield*t(n))}(this)}static bind(t,e){return{to:(n,i)=>new Al({eventNameOrFunction:n,attribute:n,observable:t,emitter:e,callback:i}),if:(n,i,o)=>new Pl({observable:t,emitter:e,attribute:n,valueIfTrue:i,callback:o})}}static extend(t,e){if(t._isRendered)throw new Zn.b("template-extend-render: Attempting to extend a template which has already been rendered.",[this,t]);!function t(e,n){n.attributes&&(e.attributes||(e.attributes={}),Vl(e.attributes,n.attributes));n.eventListeners&&(e.eventListeners||(e.eventListeners={}),Vl(e.eventListeners,n.eventListeners));n.text&&e.text.push(...n.text);if(n.children&&n.children.length){if(e.children.length!=n.children.length)throw new Zn.b("ui-template-extend-children-mismatch: The number of children in extended definition does not match.",e);let i=0;for(const o of n.children)t(e.children[i++],o)}}(t,Dl(Ol(e)))}_renderNode(t){let e;if(e=t.node?this.tag&&this.text:this.tag?this.text:!this.text)throw new Zn.b('ui-template-wrong-syntax: Node definition must have either "tag" or "text" when rendering a new Node.',this);return this.text?this._renderText(t):this._renderElement(t)}_renderElement(t){let e=t.node;return e||(e=t.node=document.createElementNS(this.ns||yl,this.tag)),this._renderAttributes(t),this._renderElementChildren(t),this._setUpListeners(t),e}_renderText(t){let e=t.node;return e?t.revertData.text=e.textContent:e=t.node=document.createTextNode(""),Tl(this.text)?this._bindToObservable({schema:this.text,updater:Sl(e),data:t}):e.textContent=this.text.join(""),e}_renderAttributes(t){let e,n,i,o;if(!this.attributes)return;const r=t.node,s=t.revertData;for(e in this.attributes)if(i=r.getAttribute(e),n=this.attributes[e],s&&(s.attributes[e]=i),o=q(n[0])&&n[0].ns?n[0].ns:null,Tl(n)){const a=o?n[0].value:n;s&&ql(e)&&a.unshift(i),this._bindToObservable({schema:a,updater:Rl(r,e,o),data:t})}else"style"==e&&"string"!=typeof n[0]?this._renderStyleAttribute(n[0],t):(s&&i&&ql(e)&&n.unshift(i),Fl(n=n.map(t=>t&&t.value||t).reduce((t,e)=>t.concat(e),[]).reduce(Nl,""))||r.setAttributeNS(o,e,n))}_renderStyleAttribute(t,e){const n=e.node;for(const i in t){const o=t[i];Tl(o)?this._bindToObservable({schema:[o],updater:Il(n,i),data:e}):n.style[i]=o}}_renderElementChildren(t){const e=t.node,n=t.intoFragment?document.createDocumentFragment():e,i=t.isApplying;let o=0;for(const r of this.children)if(zl(r)){if(!i){r.setParent(e);for(const t of r)n.appendChild(t.element)}}else if(Bl(r))i||(r.isRendered||r.render(),n.appendChild(r.element));else if(Yo(r))n.appendChild(r);else if(i){const e={children:[],bindings:[],attributes:{}};t.revertData.children.push(e),r._renderNode({node:n.childNodes[o++],isApplying:!0,revertData:e})}else n.appendChild(r.render());t.intoFragment&&e.appendChild(n)}_setUpListeners(t){if(this.eventListeners)for(const e in this.eventListeners){const n=this.eventListeners[e].map(n=>{const[i,o]=e.split("@");return n.activateDomEventListener(i,o,t)});t.revertData&&t.revertData.bindings.push(n)}}_bindToObservable({schema:t,updater:e,data:n}){const i=n.revertData;El(t,e,n);const o=t.filter(t=>!Fl(t)).filter(t=>t.observable).map(i=>i.activateAttributeListener(t,e,n));i&&i.bindings.push(o)}_revertTemplateFromNode(t,e){for(const t of e.bindings)for(const e of t)e();if(e.text)t.textContent=e.text;else{for(const n in e.attributes){const i=e.attributes[n];null===i?t.removeAttribute(n):t.setAttribute(n,i)}for(let n=0;nEl(t,e,n);return this.emitter.listenTo(this.observable,"change:"+this.attribute,i),()=>{this.emitter.stopListening(this.observable,"change:"+this.attribute,i)}}}class Al extends Cl{activateDomEventListener(t,e,n){const i=(t,n)=>{e&&!n.target.matches(e)||("function"==typeof this.eventNameOrFunction?this.eventNameOrFunction(n):this.observable.fire(this.eventNameOrFunction,n))};return this.emitter.listenTo(n.node,t,i),()=>{this.emitter.stopListening(n.node,t,i)}}}class Pl extends Cl{getValue(t){return!Fl(super.getValue(t))&&(this.valueIfTrue||!0)}}function Tl(t){return!!t&&(t.value&&(t=t.value),Array.isArray(t)?t.some(Tl):t instanceof Cl)}function El(t,e,{node:n}){let i=function(t,e){return t.map(t=>t instanceof Cl?t.getValue(e):t)}(t,n);Fl(i=1==t.length&&t[0]instanceof Pl?i[0]:i.reduce(Nl,""))?e.remove():e.set(i)}function Sl(t){return{set(e){t.textContent=e},remove(){t.textContent=""}}}function Rl(t,e,n){return{set(i){t.setAttributeNS(n,e,i)},remove(){t.removeAttributeNS(n,e)}}}function Il(t,e){return{set(n){t.style[e]=n},remove(){t.style[e]=null}}}function Ol(t){return Wn(t,t=>{if(t&&(t instanceof Cl||Ll(t)||Bl(t)||zl(t)))return t})}function Dl(t){if("string"==typeof t?t=function(t){return{text:[t]}}(t):t.text&&function(t){Array.isArray(t.text)||(t.text=[t.text])}(t),t.on&&(t.eventListeners=function(t){for(const e in t)Ml(t,e);return t}(t.on),delete t.on),!t.text){t.attributes&&function(t){for(const e in t)t[e].value&&(t[e].value=[].concat(t[e].value)),Ml(t,e)}(t.attributes);const e=[];if(t.children)if(zl(t.children))e.push(t.children);else for(const n of t.children)Ll(n)||Bl(n)||Yo(n)?e.push(n):e.push(new xl(n));t.children=e}return t}function Ml(t,e){Array.isArray(t[e])||(t[e]=[t[e]])}function Nl(t,e){return Fl(e)?t:Fl(t)?e:`${t} ${e}`}function Vl(t,e){for(const n in e)t[n]?t[n].push(...e[n]):t[n]=e[n]}function Fl(t){return!t&&0!==t}function Bl(t){return t instanceof jl}function Ll(t){return t instanceof xl}function zl(t){return t instanceof vl}function ql(t){return"class"==t||"style"==t}n(29); + */class rl{constructor(t){this.element=null,this.isRendered=!1,this.locale=t,this.t=t&&t.t,this._viewCollections=new Cn,this._unboundChildren=this.createCollection(),this._viewCollections.on("add",(e,n)=>{n.locale=t}),this.decorate("render")}get bindTemplate(){return this._bindTemplate?this._bindTemplate:this._bindTemplate=zc.bind(this,this)}createCollection(){const t=new Lc;return this._viewCollections.add(t),t}registerChild(t){Fn(t)||(t=[t]);for(const e of t)this._unboundChildren.add(e)}deregisterChild(t){Fn(t)||(t=[t]);for(const e of t)this._unboundChildren.remove(e)}setTemplate(t){this.template=new zc(t)}extendTemplate(t){zc.extend(this.template,t)}render(){if(this.isRendered)throw new fn.b("ui-view-render-already-rendered: This View has already been rendered.",this);this.template&&(this.element=this.template.render(),this.registerChild(this.template.getViews())),this.isRendered=!0}destroy(){this.stopListening(),this._viewCollections.map(t=>t.destroy()),this.template&&this.template._revertData&&this.template.revert(this.element)}}xn(rl,dr),xn(rl,Hi);var sl=function(t){return"string"==typeof t||!Ft(t)&&g(t)&&"[object String]"==f(t)}; /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */class jl{constructor(t){this.element=null,this.isRendered=!1,this.locale=t,this.t=t&&t.t,this._viewCollections=new so,this._unboundChildren=this.createCollection(),this._viewCollections.on("add",(e,n)=>{n.locale=t}),this.decorate("render")}get bindTemplate(){return this._bindTemplate?this._bindTemplate:this._bindTemplate=xl.bind(this,this)}createCollection(){const t=new vl;return this._viewCollections.add(t),t}registerChild(t){wi(t)||(t=[t]);for(const e of t)this._unboundChildren.add(e)}deregisterChild(t){wi(t)||(t=[t]);for(const e of t)this._unboundChildren.remove(e)}setTemplate(t){this.template=new xl(t)}extendTemplate(t){xl.extend(this.template,t)}render(){if(this.isRendered)throw new Zn.b("ui-view-render-already-rendered: This View has already been rendered.",this);this.template&&(this.element=this.template.render(),this.registerChild(this.template.getViews())),this.isRendered=!0}destroy(){this.stopListening(),this._viewCollections.map(t=>t.destroy()),this.template&&this.template._revertData&&this.template.revert(this.element)}}di(jl,ur),di(jl,Hi);n(31); + */function al(t,e,n={},i=[]){const o=n&&n.xmlns,r=o?t.createElementNS(o,e):t.createElement(e);for(const t in n)r.setAttribute(t,n[t]);!sl(i)&&Fn(i)||(i=[i]);for(let e of i)sl(e)&&(e=t.createTextNode(e)),r.appendChild(e);return r} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */class Hl extends jl{constructor(t){super(t),this.body=this.createCollection()}render(){super.render(),this._renderBodyCollection()}destroy(){return this._bodyCollectionContainer.remove(),super.destroy()}_renderBodyCollection(){const t=this.locale,e=this._bodyCollectionContainer=new xl({tag:"div",attributes:{class:["ck","ck-reset_all","ck-body","ck-rounded-corners"],dir:t.uiLanguageDirection},children:this.body}).render();document.body.appendChild(e)}} + */class cl extends Lc{attachToDom(){this._bodyCollectionContainer=new zc({tag:"div",attributes:{class:["ck","ck-reset_all","ck-body","ck-rounded-corners"],dir:this.locale.uiLanguageDirection},children:this}).render();let t=document.querySelector(".ck-body-wrapper");t||(t=al(document,"div",{class:"ck-body-wrapper"}),document.body.appendChild(t)),t.appendChild(this._bodyCollectionContainer)}detachFromDom(){super.destroy(),this._bodyCollectionContainer&&this._bodyCollectionContainer.remove();const t=document.querySelector(".ck-body-wrapper");t&&0==t.childElementCount&&t.remove()}}n(30); /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */class Ul extends jl{constructor(t,e,n){super(t),this.setTemplate({tag:"div",attributes:{class:["ck","ck-content","ck-editor__editable","ck-rounded-corners"],lang:t.contentLanguage,dir:t.contentLanguageDirection}}),this.name=null,this.set("isFocused",!1),this._editableElement=n,this._hasExternalElement=!!this._editableElement,this._editingView=e}render(){super.render(),this._hasExternalElement?this.template.apply(this.element=this._editableElement):this._editableElement=this.element,this.on("change:isFocused",()=>this._updateIsFocusedClasses()),this._updateIsFocusedClasses()}destroy(){this._hasExternalElement&&this.template.revert(this._editableElement),super.destroy()}_updateIsFocusedClasses(){const t=this._editingView;function e(e){t.change(n=>{const i=t.document.getRoot(e.name);n.addClass(e.isFocused?"ck-focused":"ck-blurred",i),n.removeClass(e.isFocused?"ck-blurred":"ck-focused",i)})}t.isRenderingInProgress?function n(i){t.once("change:isRenderingInProgress",(t,o,r)=>{r?n(i):e(i)})}(this):e(this)}} + */class ll extends rl{constructor(t){super(t),this.body=new cl(t)}render(){super.render(),this.body.attachToDom()}destroy(){return this.body.detachFromDom(),super.destroy()}} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */class $l extends Ul{constructor(t,e,n){super(t,e,n),this.extendTemplate({attributes:{role:"textbox",class:"ck-editor__editable_inline"}})}render(){super.render();const t=this._editingView,e=this.t;t.change(n=>{const i=t.document.getRoot(this.name);n.setAttribute("aria-label",e("j",[this.name]),i)})}} + */class dl extends rl{constructor(t,e,n){super(t),this.setTemplate({tag:"div",attributes:{class:["ck","ck-content","ck-editor__editable","ck-rounded-corners"],lang:t.contentLanguage,dir:t.contentLanguageDirection}}),this.name=null,this.set("isFocused",!1),this._editableElement=n,this._hasExternalElement=!!this._editableElement,this._editingView=e}render(){super.render(),this._hasExternalElement?this.template.apply(this.element=this._editableElement):this._editableElement=this.element,this.on("change:isFocused",()=>this._updateIsFocusedClasses()),this._updateIsFocusedClasses()}destroy(){this._hasExternalElement&&this.template.revert(this._editableElement),super.destroy()}_updateIsFocusedClasses(){const t=this._editingView;function e(e){t.change(n=>{const i=t.document.getRoot(e.name);n.addClass(e.isFocused?"ck-focused":"ck-blurred",i),n.removeClass(e.isFocused?"ck-blurred":"ck-focused",i)})}t.isRenderingInProgress?function n(i){t.once("change:isRenderingInProgress",(t,o,r)=>{r?n(i):e(i)})}(this):e(this)}} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */class Wl{constructor(t){if(Object.assign(this,t),t.actions&&t.keystrokeHandler)for(const e in t.actions){let n=t.actions[e];"string"==typeof n&&(n=[n]);for(const i of n)t.keystrokeHandler.set(i,(t,n)=>{this[e](),n()})}}get first(){return this.focusables.find(Gl)||null}get last(){return this.focusables.filter(Gl).slice(-1)[0]||null}get next(){return this._getFocusableItem(1)}get previous(){return this._getFocusableItem(-1)}get current(){let t=null;return null===this.focusTracker.focusedElement?null:(this.focusables.find((e,n)=>{const i=e.element===this.focusTracker.focusedElement;return i&&(t=n),i}),t)}focusFirst(){this._focus(this.first)}focusLast(){this._focus(this.last)}focusNext(){this._focus(this.next)}focusPrevious(){this._focus(this.previous)}_focus(t){t&&t.focus()}_getFocusableItem(t){const e=this.current,n=this.focusables.length;if(!n)return null;if(null===e)return this[1===t?"first":"last"];let i=(e+n+t)%n;do{const e=this.focusables.get(i);if(Gl(e))return e;i=(i+n+t)%n}while(i!==e);return null}}function Gl(t){return!(!t.focus||"none"==ir.window.getComputedStyle(t.element).display)} + */class ul extends dl{constructor(t,e,n){super(t,e,n),this.extendTemplate({attributes:{role:"textbox",class:"ck-editor__editable_inline"}})}render(){super.render();const t=this._editingView,e=this.t;t.change(n=>{const i=t.document.getRoot(this.name);n.setAttribute("aria-label",e("am",[this.name]),i)})}} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */class Kl extends jl{constructor(t){super(t),this.setTemplate({tag:"span",attributes:{class:["ck","ck-toolbar__separator"]}})}} + */class hl{constructor(t){if(Object.assign(this,t),t.actions&&t.keystrokeHandler)for(const e in t.actions){let n=t.actions[e];"string"==typeof n&&(n=[n]);for(const i of n)t.keystrokeHandler.set(i,(t,n)=>{this[e](),n()})}}get first(){return this.focusables.find(fl)||null}get last(){return this.focusables.filter(fl).slice(-1)[0]||null}get next(){return this._getFocusableItem(1)}get previous(){return this._getFocusableItem(-1)}get current(){let t=null;return null===this.focusTracker.focusedElement?null:(this.focusables.find((e,n)=>{const i=e.element===this.focusTracker.focusedElement;return i&&(t=n),i}),t)}focusFirst(){this._focus(this.first)}focusLast(){this._focus(this.last)}focusNext(){this._focus(this.next)}focusPrevious(){this._focus(this.previous)}_focus(t){t&&t.focus()}_getFocusableItem(t){const e=this.current,n=this.focusables.length;if(!n)return null;if(null===e)return this[1===t?"first":"last"];let i=(e+n+t)%n;do{const e=this.focusables.get(i);if(fl(e))return e;i=(i+n+t)%n}while(i!==e);return null}}function fl(t){return!(!t.focus||"none"==er.window.getComputedStyle(t.element).display)} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */const Jl=100;class Zl{constructor(t){this._callback=t,this._elements=new Set,this._previousRects=new Map,this._periodicCheckTimeout=null}observe(t){this._elements.add(t),1===this._elements.size&&this._startPeriodicCheck()}unobserve(t){this._elements.delete(t),this._previousRects.delete(t),this._elements.size||this._stopPeriodicCheck()}disconnect(){this._elements.forEach(t=>this.unobserve(t))}_startPeriodicCheck(){const t=()=>{this._checkElementRectsAndExecuteCallback(),this._periodicCheckTimeout=setTimeout(t,Jl)};this.listenTo(ir.window,"resize",()=>{this._checkElementRectsAndExecuteCallback()}),t()}_stopPeriodicCheck(){clearTimeout(this._periodicCheckTimeout),this.stopListening(),this._previousRects.clear()}_checkElementRectsAndExecuteCallback(){const t=[];for(const e of this._elements)this._hasRectChanged(e)&&t.push({target:e,contentRect:this._previousRects.get(e)});t.length&&this._callback(t)}_hasRectChanged(t){if(!t.ownerDocument.body.contains(t))return!1;const e=new Ps(t),n=this._previousRects.get(t),i=!n||!n.isEqual(e);return this._previousRects.set(t,e),i}}di(Zl,ur); + */class pl extends rl{constructor(t){super(t),this.setTemplate({tag:"span",attributes:{class:["ck","ck-toolbar__separator"]}})}} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. + * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license + */class ml{constructor(t,e){ml._observerInstance||ml._createObserver(),this._element=t,this._callback=e,ml._addElementCallback(t,e),ml._observerInstance.observe(t)}destroy(){ml._deleteElementCallback(this._element,this._callback)}static _addElementCallback(t,e){ml._elementCallbacks||(ml._elementCallbacks=new Map);let n=ml._elementCallbacks.get(t);n||(n=new Set,ml._elementCallbacks.set(t,n)),n.add(e)}static _deleteElementCallback(t,e){const n=ml._getElementCallbacks(t);n&&(n.delete(e),n.size||(ml._elementCallbacks.delete(t),ml._observerInstance.unobserve(t))),ml._elementCallbacks&&!ml._elementCallbacks.size&&(ml._observerInstance=null,ml._elementCallbacks=null)}static _getElementCallbacks(t){return ml._elementCallbacks?ml._elementCallbacks.get(t):null}static _createObserver(){let t;t="function"==typeof er.window.ResizeObserver?er.window.ResizeObserver:gl,ml._observerInstance=new t(t=>{for(const e of t){const t=ml._getElementCallbacks(e.target);if(t)for(const n of t)n(e)}})}}ml._observerInstance=null,ml._elementCallbacks=null;class gl{constructor(t){this._callback=t,this._elements=new Set,this._previousRects=new Map,this._periodicCheckTimeout=null}observe(t){this._elements.add(t),this._checkElementRectsAndExecuteCallback(),1===this._elements.size&&this._startPeriodicCheck()}unobserve(t){this._elements.delete(t),this._previousRects.delete(t),this._elements.size||this._stopPeriodicCheck()}_startPeriodicCheck(){const t=()=>{this._checkElementRectsAndExecuteCallback(),this._periodicCheckTimeout=setTimeout(t,100)};this.listenTo(er.window,"resize",()=>{this._checkElementRectsAndExecuteCallback()}),this._periodicCheckTimeout=setTimeout(t,100)}_stopPeriodicCheck(){clearTimeout(this._periodicCheckTimeout),this.stopListening(),this._previousRects.clear()}_checkElementRectsAndExecuteCallback(){const t=[];for(const e of this._elements)this._hasRectChanged(e)&&t.push({target:e,contentRect:this._previousRects.get(e)});t.length&&this._callback(t)}_hasRectChanged(t){if(!t.ownerDocument.body.contains(t))return!1;const e=new ts(t),n=this._previousRects.get(t),i=!n||!n.isEqual(e);return this._previousRects.set(t,e),i}}xn(gl,dr); +/** + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license */ -class Ql extends jl{constructor(t){super(t);const e=this.bindTemplate;this.set("isVisible",!1),this.set("position","se"),this.children=this.createCollection(),this.setTemplate({tag:"div",attributes:{class:["ck","ck-reset","ck-dropdown__panel",e.to("position",t=>`ck-dropdown__panel_${t}`),e.if("isVisible","ck-dropdown__panel-visible")]},children:this.children,on:{selectstart:e.to(t=>t.preventDefault())}})}focus(){this.children.length&&this.children.first.focus()}focusLast(){if(this.children.length){const t=this.children.last;"function"==typeof t.focusLast?t.focusLast():t.focus()}}}n(33); +class bl extends rl{constructor(t){super(t);const e=this.bindTemplate;this.set("isVisible",!1),this.set("position","se"),this.children=this.createCollection(),this.setTemplate({tag:"div",attributes:{class:["ck","ck-reset","ck-dropdown__panel",e.to("position",t=>`ck-dropdown__panel_${t}`),e.if("isVisible","ck-dropdown__panel-visible")]},children:this.children,on:{selectstart:e.to(t=>t.preventDefault())}})}focus(){this.children.length&&this.children.first.focus()}focusLast(){if(this.children.length){const t=this.children.last;"function"==typeof t.focusLast?t.focusLast():t.focus()}}}n(32); /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license */ /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license */ -function Yl({element:t,target:e,positions:n,limiter:i,fitInViewport:o}){G(e)&&(e=e()),G(i)&&(i=i());const r=function(t){for(;t&&"html"!=t.tagName.toLowerCase();){if("static"!=ir.window.getComputedStyle(t).position)return t;t=t.parentElement}return null}(t.parentElement),s=new Ps(t),a=new Ps(e);let c,l;if(i||o){const t=i&&new Ps(i).getVisible(),e=o&&new Ps(ir.window);[l,c]=function(t,e,n,i,o){let r,s,a=0,c=0;const l=n.getArea();return t.some(t=>{const[d,u]=Xl(t,e,n);let h,f;if(i)if(o){const t=i.getIntersection(o);h=t?t.getIntersectionArea(u):0}else h=i.getIntersectionArea(u);function p(){c=f,a=h,r=u,s=d}return o&&(f=o.getIntersectionArea(u)),o&&!i?f>c&&p():!o&&i?h>a&&p():f>c&&h>=a?p():f>=c&&h>a&&p(),h===l}),r?[s,r]:null}(n,a,s,t,e)||Xl(n[0],a,s)}else[l,c]=Xl(n[0],a,s);let{left:d,top:u}=td(c);if(r){const t=td(new Ps(r)),e=Cs(r);d-=t.left,u-=t.top,d+=r.scrollLeft,u+=r.scrollTop,d-=e.left,u-=e.top}return{left:d,top:u,name:l}}function Xl(t,e,n){const{left:i,top:o,name:r}=t(e,n);return[r,n.clone().moveTo(i,o)]}function td({left:t,top:e}){const{scrollX:n,scrollY:i}=ir.window;return{left:t+n,top:e+i}} +function wl({element:t,target:e,positions:n,limiter:i,fitInViewport:o}){z(e)&&(e=e()),z(i)&&(i=i());const r=function(t){for(;t&&"html"!=t.tagName.toLowerCase();){if("static"!=er.window.getComputedStyle(t).position)return t;t=t.parentElement}return null}(t.parentElement),s=new ts(t),a=new ts(e);let c,l;if(i||o){const t=i&&new ts(i).getVisible(),e=o&&new ts(er.window);[l,c]=function(t,e,n,i,o){let r,s,a=0,c=0;const l=n.getArea();return t.some(t=>{const[d,u]=_l(t,e,n);let h,f;if(i)if(o){const t=i.getIntersection(o);h=t?t.getIntersectionArea(u):0}else h=i.getIntersectionArea(u);function p(){c=f,a=h,r=u,s=d}return o&&(f=o.getIntersectionArea(u)),o&&!i?f>c&&p():!o&&i?h>a&&p():(f>c&&h>=a||f>=c&&h>a)&&p(),h===l}),r?[s,r]:null}(n,a,s,t,e)||_l(n[0],a,s)}else[l,c]=_l(n[0],a,s);let{left:d,top:u}=kl(c);if(r){const t=kl(new ts(r)),e=Yr(r);d-=t.left,u-=t.top,d+=r.scrollLeft,u+=r.scrollTop,d-=e.left,u-=e.top}return{left:d,top:u,name:l}}function _l(t,e,n){const{left:i,top:o,name:r}=t(e,n);return[r,n.clone().moveTo(i,o)]}function kl({left:t,top:e}){const{scrollX:n,scrollY:i}=er.window;return{left:t+n,top:e+i}} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */class ed extends jl{constructor(t,e,n){super(t);const i=this.bindTemplate;this.buttonView=e,this.panelView=n,this.set("isOpen",!1),this.set("isEnabled",!0),this.set("class"),this.set("panelPosition","auto"),this.focusTracker=new fl,this.keystrokes=new rl,this.setTemplate({tag:"div",attributes:{class:["ck","ck-dropdown",i.to("class"),i.if("isEnabled","ck-disabled",t=>!t)]},children:[e,n]}),e.extendTemplate({attributes:{class:["ck-dropdown__button"]}})}render(){super.render(),this.listenTo(this.buttonView,"open",()=>{this.isOpen=!this.isOpen}),this.panelView.bind("isVisible").to(this,"isOpen"),this.on("change:isOpen",()=>{this.isOpen&&("auto"===this.panelPosition?this.panelView.position=ed._getOptimalPosition({element:this.panelView.element,target:this.buttonView.element,fitInViewport:!0,positions:this._panelPositions}).name:this.panelView.position=this.panelPosition)}),this.keystrokes.listenTo(this.element),this.focusTracker.add(this.element);const t=(t,e)=>{this.isOpen&&(this.buttonView.focus(),this.isOpen=!1,e())};this.keystrokes.set("arrowdown",(t,e)=>{this.buttonView.isEnabled&&!this.isOpen&&(this.isOpen=!0,e())}),this.keystrokes.set("arrowright",(t,e)=>{this.isOpen&&e()}),this.keystrokes.set("arrowleft",t),this.keystrokes.set("esc",t)}focus(){this.buttonView.focus()}get _panelPositions(){const{southEast:t,southWest:e,northEast:n,northWest:i}=ed.defaultPanelPositions;return"ltr"===this.locale.uiLanguageDirection?[t,e,n,i]:[e,t,i,n]}}ed.defaultPanelPositions={southEast:t=>({top:t.bottom,left:t.left,name:"se"}),southWest:(t,e)=>({top:t.bottom,left:t.left-e.width+t.width,name:"sw"}),northEast:(t,e)=>({top:t.top-e.height,left:t.left,name:"ne"}),northWest:(t,e)=>({top:t.bottom-e.height,left:t.left-e.width+t.width,name:"nw"})},ed._getOptimalPosition=Yl;n(35); + */class vl extends rl{constructor(t,e,n){super(t);const i=this.bindTemplate;this.buttonView=e,this.panelView=n,this.set("isOpen",!1),this.set("isEnabled",!0),this.set("class"),this.set("id"),this.set("panelPosition","auto"),this.focusTracker=new Oc,this.keystrokes=new xc,this.setTemplate({tag:"div",attributes:{class:["ck","ck-dropdown",i.to("class"),i.if("isEnabled","ck-disabled",t=>!t)],id:i.to("id"),"aria-describedby":i.to("ariaDescribedById")},children:[e,n]}),e.extendTemplate({attributes:{class:["ck-dropdown__button"]}})}render(){super.render(),this.listenTo(this.buttonView,"open",()=>{this.isOpen=!this.isOpen}),this.panelView.bind("isVisible").to(this,"isOpen"),this.on("change:isOpen",()=>{this.isOpen&&("auto"===this.panelPosition?this.panelView.position=vl._getOptimalPosition({element:this.panelView.element,target:this.buttonView.element,fitInViewport:!0,positions:this._panelPositions}).name:this.panelView.position=this.panelPosition)}),this.keystrokes.listenTo(this.element),this.focusTracker.add(this.element);const t=(t,e)=>{this.isOpen&&(this.buttonView.focus(),this.isOpen=!1,e())};this.keystrokes.set("arrowdown",(t,e)=>{this.buttonView.isEnabled&&!this.isOpen&&(this.isOpen=!0,e())}),this.keystrokes.set("arrowright",(t,e)=>{this.isOpen&&e()}),this.keystrokes.set("arrowleft",t),this.keystrokes.set("esc",t)}focus(){this.buttonView.focus()}get _panelPositions(){const{southEast:t,southWest:e,northEast:n,northWest:i}=vl.defaultPanelPositions;return"ltr"===this.locale.uiLanguageDirection?[t,e,n,i]:[e,t,i,n]}}vl.defaultPanelPositions={southEast:t=>({top:t.bottom,left:t.left,name:"se"}),southWest:(t,e)=>({top:t.bottom,left:t.left-e.width+t.width,name:"sw"}),northEast:(t,e)=>({top:t.top-e.height,left:t.left,name:"ne"}),northWest:(t,e)=>({top:t.bottom-e.height,left:t.left-e.width+t.width,name:"nw"})},vl._getOptimalPosition=wl;n(34); /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */class nd extends jl{constructor(){super();const t=this.bindTemplate;this.set("content",""),this.set("viewBox","0 0 20 20"),this.set("fillColor",""),this.setTemplate({tag:"svg",ns:"http://www.w3.org/2000/svg",attributes:{class:["ck","ck-icon"],viewBox:t.to("viewBox")}})}render(){super.render(),this._updateXMLContent(),this._colorFillPaths(),this.on("change:content",()=>{this._updateXMLContent(),this._colorFillPaths()}),this.on("change:fillColor",()=>{this._colorFillPaths()})}_updateXMLContent(){if(this.content){const t=(new DOMParser).parseFromString(this.content.trim(),"image/svg+xml").querySelector("svg"),e=t.getAttribute("viewBox");for(e&&(this.viewBox=e),this.element.innerHTML="";t.childNodes.length>0;)this.element.appendChild(t.childNodes[0])}}_colorFillPaths(){this.fillColor&&this.element.querySelectorAll(".ck-icon__fill").forEach(t=>{t.style.fill=this.fillColor})}}n(37); + */class yl extends rl{constructor(){super();const t=this.bindTemplate;this.set("content",""),this.set("viewBox","0 0 20 20"),this.set("fillColor",""),this.setTemplate({tag:"svg",ns:"http://www.w3.org/2000/svg",attributes:{class:["ck","ck-icon"],viewBox:t.to("viewBox")}})}render(){super.render(),this._updateXMLContent(),this._colorFillPaths(),this.on("change:content",()=>{this._updateXMLContent(),this._colorFillPaths()}),this.on("change:fillColor",()=>{this._colorFillPaths()})}_updateXMLContent(){if(this.content){const t=(new DOMParser).parseFromString(this.content.trim(),"image/svg+xml").querySelector("svg"),e=t.getAttribute("viewBox");for(e&&(this.viewBox=e),this.element.innerHTML="";t.childNodes.length>0;)this.element.appendChild(t.childNodes[0])}}_colorFillPaths(){this.fillColor&&this.element.querySelectorAll(".ck-icon__fill").forEach(t=>{t.style.fill=this.fillColor})}}n(36); /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */class id extends jl{constructor(t){super(t),this.set("text",""),this.set("position","s");const e=this.bindTemplate;this.setTemplate({tag:"span",attributes:{class:["ck","ck-tooltip",e.to("position",t=>"ck-tooltip_"+t),e.if("text","ck-hidden",t=>!t.trim())]},children:[{tag:"span",attributes:{class:["ck","ck-tooltip__text"]},children:[{text:e.to("text")}]}]})}}n(39); + */class xl extends rl{constructor(t){super(t),this.set("text",""),this.set("position","s");const e=this.bindTemplate;this.setTemplate({tag:"span",attributes:{class:["ck","ck-tooltip",e.to("position",t=>"ck-tooltip_"+t),e.if("text","ck-hidden",t=>!t.trim())]},children:[{tag:"span",attributes:{class:["ck","ck-tooltip__text"]},children:[{text:e.to("text")}]}]})}}n(38); /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */class od extends jl{constructor(t){super(t);const e=this.bindTemplate,n=Xn();this.set("class"),this.set("labelStyle"),this.set("icon"),this.set("isEnabled",!0),this.set("isOn",!1),this.set("isVisible",!0),this.set("isToggleable",!1),this.set("keystroke"),this.set("label"),this.set("tabindex",-1),this.set("tooltip"),this.set("tooltipPosition","s"),this.set("type","button"),this.set("withText",!1),this.children=this.createCollection(),this.tooltipView=this._createTooltipView(),this.labelView=this._createLabelView(n),this.iconView=new nd,this.iconView.extendTemplate({attributes:{class:"ck-button__icon"}}),this.bind("_tooltipString").to(this,"tooltip",this,"label",this,"keystroke",this._getTooltipString.bind(this)),this.setTemplate({tag:"button",attributes:{class:["ck","ck-button",e.to("class"),e.if("isEnabled","ck-disabled",t=>!t),e.if("isVisible","ck-hidden",t=>!t),e.to("isOn",t=>t?"ck-on":"ck-off"),e.if("withText","ck-button_with-text")],type:e.to("type",t=>t||"button"),tabindex:e.to("tabindex"),"aria-labelledby":`ck-editor__aria-label_${n}`,"aria-disabled":e.if("isEnabled",!0,t=>!t),"aria-pressed":e.to("isOn",t=>!!this.isToggleable&&String(t))},children:this.children,on:{mousedown:e.to(t=>{t.preventDefault()}),click:e.to(t=>{this.isEnabled?this.fire("execute"):t.preventDefault()})}})}render(){super.render(),this.icon&&(this.iconView.bind("content").to(this,"icon"),this.children.add(this.iconView)),this.children.add(this.tooltipView),this.children.add(this.labelView)}focus(){this.element.focus()}_createTooltipView(){const t=new id;return t.bind("text").to(this,"_tooltipString"),t.bind("position").to(this,"tooltipPosition"),t}_createLabelView(t){const e=new jl,n=this.bindTemplate;return e.setTemplate({tag:"span",attributes:{class:["ck","ck-button__label"],style:n.to("labelStyle"),id:`ck-editor__aria-label_${t}`},children:[{text:this.bindTemplate.to("label")}]}),e}_getTooltipString(t,e,n){return t?"string"==typeof t?t:(n&&(n=function(t){return go.isMac?yo(t).map(t=>wo[t.toLowerCase()]||t).reduce((t,e)=>t.slice(-1)in bo?t+e:t+"+"+e):t}(n)),t instanceof Function?t(e,n):`${e}${n?` (${n})`:""}`):""}}var rd=''; + */class Cl extends rl{constructor(t){super(t);const e=this.bindTemplate,n=un();this.set("class"),this.set("labelStyle"),this.set("icon"),this.set("isEnabled",!0),this.set("isOn",!1),this.set("isVisible",!0),this.set("isToggleable",!1),this.set("keystroke"),this.set("label"),this.set("tabindex",-1),this.set("tooltip"),this.set("tooltipPosition","s"),this.set("type","button"),this.set("withText",!1),this.set("withKeystroke",!1),this.children=this.createCollection(),this.tooltipView=this._createTooltipView(),this.labelView=this._createLabelView(n),this.iconView=new yl,this.iconView.extendTemplate({attributes:{class:"ck-button__icon"}}),this.keystrokeView=this._createKeystrokeView(),this.bind("_tooltipString").to(this,"tooltip",this,"label",this,"keystroke",this._getTooltipString.bind(this)),this.setTemplate({tag:"button",attributes:{class:["ck","ck-button",e.to("class"),e.if("isEnabled","ck-disabled",t=>!t),e.if("isVisible","ck-hidden",t=>!t),e.to("isOn",t=>t?"ck-on":"ck-off"),e.if("withText","ck-button_with-text"),e.if("withKeystroke","ck-button_with-keystroke")],type:e.to("type",t=>t||"button"),tabindex:e.to("tabindex"),"aria-labelledby":`ck-editor__aria-label_${n}`,"aria-disabled":e.if("isEnabled",!0,t=>!t),"aria-pressed":e.to("isOn",t=>!!this.isToggleable&&String(t))},children:this.children,on:{mousedown:e.to(t=>{t.preventDefault()}),click:e.to(t=>{this.isEnabled?this.fire("execute"):t.preventDefault()})}})}render(){super.render(),this.icon&&(this.iconView.bind("content").to(this,"icon"),this.children.add(this.iconView)),this.children.add(this.tooltipView),this.children.add(this.labelView),this.withKeystroke&&this.children.add(this.keystrokeView)}focus(){this.element.focus()}_createTooltipView(){const t=new xl;return t.bind("text").to(this,"_tooltipString"),t.bind("position").to(this,"tooltipPosition"),t}_createLabelView(t){const e=new rl,n=this.bindTemplate;return e.setTemplate({tag:"span",attributes:{class:["ck","ck-button__label"],style:n.to("labelStyle"),id:`ck-editor__aria-label_${t}`},children:[{text:this.bindTemplate.to("label")}]}),e}_createKeystrokeView(){const t=new rl;return t.setTemplate({tag:"span",attributes:{class:["ck","ck-button__keystroke"]},children:[{text:this.bindTemplate.to("keystroke",t=>ko(t))}]}),t}_getTooltipString(t,e,n){return t?"string"==typeof t?t:(n&&(n=ko(n)),t instanceof Function?t(e,n):`${e}${n?` (${n})`:""}`):""}} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */class sd extends od{constructor(t){super(t),this.arrowView=this._createArrowView(),this.extendTemplate({attributes:{"aria-haspopup":!0}}),this.delegate("execute").to(this,"open")}render(){super.render(),this.children.add(this.arrowView)}_createArrowView(){const t=new nd;return t.content=rd,t.extendTemplate({attributes:{class:"ck-dropdown__arrow"}}),t}}n(41); + */ +class Al extends Cl{constructor(t){super(t),this.arrowView=this._createArrowView(),this.extendTemplate({attributes:{"aria-haspopup":!0}}),this.delegate("execute").to(this,"open")}render(){super.render(),this.children.add(this.arrowView)}_createArrowView(){const t=new yl;return t.content='',t.extendTemplate({attributes:{class:"ck-dropdown__arrow"}}),t}}n(40); /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */class ad extends jl{constructor(){super(),this.items=this.createCollection(),this.focusTracker=new fl,this.keystrokes=new rl,this._focusCycler=new Wl({focusables:this.items,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:"arrowup",focusNext:"arrowdown"}}),this.setTemplate({tag:"ul",attributes:{class:["ck","ck-reset","ck-list"]},children:this.items})}render(){super.render();for(const t of this.items)this.focusTracker.add(t.element);this.items.on("add",(t,e)=>{this.focusTracker.add(e.element)}),this.items.on("remove",(t,e)=>{this.focusTracker.remove(e.element)}),this.keystrokes.listenTo(this.element)}focus(){this._focusCycler.focusFirst()}focusLast(){this._focusCycler.focusLast()}} + */class Pl extends rl{constructor(){super(),this.items=this.createCollection(),this.focusTracker=new Oc,this.keystrokes=new xc,this._focusCycler=new hl({focusables:this.items,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:"arrowup",focusNext:"arrowdown"}}),this.setTemplate({tag:"ul",attributes:{class:["ck","ck-reset","ck-list"]},children:this.items})}render(){super.render();for(const t of this.items)this.focusTracker.add(t.element);this.items.on("add",(t,e)=>{this.focusTracker.add(e.element)}),this.items.on("remove",(t,e)=>{this.focusTracker.remove(e.element)}),this.keystrokes.listenTo(this.element)}focus(){this._focusCycler.focusFirst()}focusLast(){this._focusCycler.focusLast()}} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */class cd extends jl{constructor(t){super(t),this.children=this.createCollection(),this.setTemplate({tag:"li",attributes:{class:["ck","ck-list__item"]},children:this.children})}focus(){this.children.first.focus()}} + */class Tl extends rl{constructor(t){super(t),this.children=this.createCollection(),this.setTemplate({tag:"li",attributes:{class:["ck","ck-list__item"]},children:this.children})}focus(){this.children.first.focus()}} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */class ld extends jl{constructor(t){super(t),this.setTemplate({tag:"li",attributes:{class:["ck","ck-list__separator"]}})}}n(43); + */class El extends rl{constructor(t){super(t),this.setTemplate({tag:"li",attributes:{class:["ck","ck-list__separator"]}})}}n(42); /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */class dd extends od{constructor(t){super(t),this.isToggleable=!0,this.toggleSwitchView=this._createToggleView(),this.extendTemplate({attributes:{class:"ck-switchbutton"}})}render(){super.render(),this.children.add(this.toggleSwitchView)}_createToggleView(){const t=new jl;return t.setTemplate({tag:"span",attributes:{class:["ck","ck-button__toggle"]},children:[{tag:"span",attributes:{class:["ck","ck-button__toggle__inner"]}}]}),t}} + */class Sl extends Cl{constructor(t){super(t),this.isToggleable=!0,this.toggleSwitchView=this._createToggleView(),this.extendTemplate({attributes:{class:"ck-switchbutton"}})}render(){super.render(),this.children.add(this.toggleSwitchView)}_createToggleView(){const t=new rl;return t.setTemplate({tag:"span",attributes:{class:["ck","ck-button__toggle"]},children:[{tag:"span",attributes:{class:["ck","ck-button__toggle__inner"]}}]}),t}} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */function ud({emitter:t,activator:e,callback:n,contextElements:i}){t.listenTo(document,"mousedown",(t,{target:o})=>{if(e()){for(const t of i)if(t.contains(o))return;n()}})}n(45),n(47); + */function Rl({emitter:t,activator:e,callback:n,contextElements:i}){t.listenTo(document,"mousedown",(t,{target:o})=>{if(e()){for(const t of i)if(t.contains(o))return;n()}})}n(44),n(46); /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license */ -function hd(t,e=sd){const n=new e(t),i=new Ql(t),o=new ed(t,n,i);return n.bind("isEnabled").to(o),n instanceof sd?n.bind("isOn").to(o,"isOpen"):n.arrowView.bind("isOn").to(o,"isOpen"),function(t){(function(t){t.on("render",()=>{ud({emitter:t,activator:()=>t.isOpen,callback:()=>{t.isOpen=!1},contextElements:[t.element]})})})(t),function(t){t.on("execute",e=>{e.source instanceof dd||(t.isOpen=!1)})}(t),function(t){t.keystrokes.set("arrowdown",(e,n)=>{t.isOpen&&(t.panelView.focus(),n())}),t.keystrokes.set("arrowup",(e,n)=>{t.isOpen&&(t.panelView.focusLast(),n())})}(t)}(o),o}function fd(t,e){const n=t.locale,i=n.t,o=t.toolbarView=new gd(n);o.set("ariaLabel",i("h")),t.extendTemplate({attributes:{class:["ck-toolbar-dropdown"]}}),e.map(t=>o.items.add(t)),t.panelView.children.add(o),o.items.delegate("execute").to(t)}function pd(t,e){const n=t.locale,i=t.listView=new ad(n);i.items.bindTo(e).using(({type:t,model:e})=>{if("separator"===t)return new ld(n);if("button"===t||"switchbutton"===t){const i=new cd(n);let o;return(o="button"===t?new od(n):new dd(n)).bind(...Object.keys(e)).to(e),o.delegate("execute").to(i),i.children.add(o),i}}),t.panelView.children.add(i),i.items.delegate("execute").to(t)}var md='\n';n(49); +function Ol(t,e=Al){const n=new e(t),i=new bl(t),o=new vl(t,n,i);return n.bind("isEnabled").to(o),n instanceof Al?n.bind("isOn").to(o,"isOpen"):n.arrowView.bind("isOn").to(o,"isOpen"),function(t){(function(t){t.on("render",()=>{Rl({emitter:t,activator:()=>t.isOpen,callback:()=>{t.isOpen=!1},contextElements:[t.element]})})})(t),function(t){t.on("execute",e=>{e.source instanceof Sl||(t.isOpen=!1)})}(t),function(t){t.keystrokes.set("arrowdown",(e,n)=>{t.isOpen&&(t.panelView.focus(),n())}),t.keystrokes.set("arrowup",(e,n)=>{t.isOpen&&(t.panelView.focusLast(),n())})}(t)}(o),o}function Il(t,e){const n=t.locale,i=n.t,o=t.toolbarView=new Nl(n);o.set("ariaLabel",i("h")),t.extendTemplate({attributes:{class:["ck-toolbar-dropdown"]}}),e.map(t=>o.items.add(t)),t.panelView.children.add(o),o.items.delegate("execute").to(t)}function Ml(t,e){const n=t.locale,i=t.listView=new Pl(n);i.items.bindTo(e).using(({type:t,model:e})=>{if("separator"===t)return new El(n);if("button"===t||"switchbutton"===t){const i=new Tl(n);let o;return o="button"===t?new Cl(n):new Sl(n),o.bind(...Object.keys(e)).to(e),o.delegate("execute").to(i),i.children.add(o),i}}),t.panelView.children.add(i),i.items.delegate("execute").to(t)}n(48); /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license */ -class gd extends jl{constructor(t,e){super(t);const n=this.bindTemplate,i=this.t; +class Nl extends rl{constructor(t,e){super(t);const n=this.bindTemplate,i=this.t; /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license */ -var o;this.options=e||{},this.set("ariaLabel",i("al")),this.items=this.createCollection(),this.focusTracker=new fl,this.keystrokes=new rl,this.set("class"),this.itemsView=new bd(t),this.children=this.createCollection(),this.children.add(this.itemsView),this.focusables=this.createCollection(),this._focusCycler=new Wl({focusables:this.focusables,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:["arrowleft","arrowup"],focusNext:["arrowright","arrowdown"]}}),this.setTemplate({tag:"div",attributes:{class:["ck","ck-toolbar",n.to("class")],role:"toolbar","aria-label":n.to("ariaLabel")},children:this.children,on:{mousedown:(o=this,o.bindTemplate.to(t=>{t.target===o.element&&t.preventDefault()}))}}),this._behavior=this.options.shouldGroupWhenFull?new kd(this):new wd(this)}render(){super.render();for(const t of this.items)this.focusTracker.add(t.element);this.items.on("add",(t,e)=>{this.focusTracker.add(e.element)}),this.items.on("remove",(t,e)=>{this.focusTracker.remove(e.element)}),this.keystrokes.listenTo(this.element),this._behavior.render(this)}destroy(){return this._behavior.destroy(),super.destroy()}focus(){this._focusCycler.focusFirst()}focusLast(){this._focusCycler.focusLast()}fillFromConfig(t,e){t.map(t=>{"|"==t?this.items.add(new Kl):e.has(t)?this.items.add(e.create(t)):console.warn(Object(Zn.a)("toolbarview-item-unavailable: The requested toolbar item is unavailable."),{name:t})})}}class bd extends jl{constructor(t){super(t),this.children=this.createCollection(),this.setTemplate({tag:"div",attributes:{class:["ck","ck-toolbar__items"]},children:this.children})}}class wd{constructor(t){const e=t.bindTemplate;t.set("isVertical",!1),t.itemsView.children.bindTo(t.items).using(t=>t),t.focusables.bindTo(t.items).using(t=>t),t.extendTemplate({attributes:{class:[e.if("isVertical","ck-toolbar_vertical")]}})}render(){}destroy(){}}class kd{constructor(t){this.viewChildren=t.children,this.viewFocusables=t.focusables,this.viewItemsView=t.itemsView,this.viewFocusTracker=t.focusTracker,this.viewLocale=t.locale,this.ungroupedItems=t.createCollection(),this.groupedItems=t.createCollection(),this.groupedItemsDropdown=this._createGroupedItemsDropdown(),this.resizeObserver=null,this.cachedPadding=null,t.itemsView.children.bindTo(this.ungroupedItems).using(t=>t),this.ungroupedItems.on("add",this._updateFocusCycleableItems.bind(this)),this.ungroupedItems.on("remove",this._updateFocusCycleableItems.bind(this)),t.children.on("add",this._updateFocusCycleableItems.bind(this)),t.children.on("remove",this._updateFocusCycleableItems.bind(this)),t.items.on("add",(t,e,n)=>{n>this.ungroupedItems.length?this.groupedItems.add(e,n-this.ungroupedItems.length):this.ungroupedItems.add(e,n),this._updateGrouping()}),t.items.on("remove",(t,e,n)=>{n>this.ungroupedItems.length?this.groupedItems.remove(e):this.ungroupedItems.remove(e),this._updateGrouping()}),t.extendTemplate({attributes:{class:["ck-toolbar_grouping"]}})}render(t){this.viewElement=t.element,this._enableGroupingOnResize()}destroy(){this.groupedItemsDropdown.destroy(),this.resizeObserver.disconnect()}_updateGrouping(){if(!this.viewElement.ownerDocument.body.contains(this.viewElement))return;let t;for(;this._areItemsOverflowing;)this._groupLastItem(),t=!0;if(!t&&this.groupedItems.length){for(;this.groupedItems.length&&!this._areItemsOverflowing;)this._ungroupFirstItem();this._areItemsOverflowing&&this._groupLastItem()}}get _areItemsOverflowing(){if(!this.ungroupedItems.length)return!1;const t=this.viewElement,e=this.viewLocale.uiLanguageDirection,n=new Ps(t.lastChild),i=new Ps(t);if(!this.cachedPadding){const n=ir.window.getComputedStyle(t),i="ltr"===e?"paddingRight":"paddingLeft";this.cachedPadding=Number.parseInt(n[i])}return"ltr"===e?n.right>i.right-this.cachedPadding:n.left{t&&t===e.contentRect.width||(this._updateGrouping(),t=e.contentRect.width)},"function"==typeof ir.window.ResizeObserver?new ir.window.ResizeObserver(e):new Zl(e)),this.resizeObserver.observe(this.viewElement),this._updateGrouping()}_groupLastItem(){this.groupedItems.length||(this.viewChildren.add(new Kl),this.viewChildren.add(this.groupedItemsDropdown),this.viewFocusTracker.add(this.groupedItemsDropdown.element)),this.groupedItems.add(this.ungroupedItems.remove(this.ungroupedItems.last),0)}_ungroupFirstItem(){this.ungroupedItems.add(this.groupedItems.remove(this.groupedItems.first)),this.groupedItems.length||(this.viewChildren.remove(this.groupedItemsDropdown),this.viewChildren.remove(this.viewChildren.last),this.viewFocusTracker.remove(this.groupedItemsDropdown.element))}_createGroupedItemsDropdown(){const t=this.viewLocale,e=t.t,n=hd(t);return n.class="ck-toolbar__grouped-dropdown",n.panelPosition="ltr"===t.uiLanguageDirection?"sw":"se",fd(n,[]),n.buttonView.set({label:e("am"),tooltip:!0,icon:md}),n.toolbarView.items.bindTo(this.groupedItems).using(t=>t),n}_updateFocusCycleableItems(){this.viewFocusables.clear(),this.ungroupedItems.map(t=>{this.viewFocusables.add(t)}),this.groupedItems.length&&this.viewFocusables.add(this.groupedItemsDropdown)}} +var o;this.options=e||{},this.set("ariaLabel",i("ao")),this.items=this.createCollection(),this.focusTracker=new Oc,this.keystrokes=new xc,this.set("class"),this.set("isCompact",!1),this.itemsView=new Dl(t),this.children=this.createCollection(),this.children.add(this.itemsView),this.focusables=this.createCollection(),this._focusCycler=new hl({focusables:this.focusables,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:["arrowleft","arrowup"],focusNext:["arrowright","arrowdown"]}}),this.setTemplate({tag:"div",attributes:{class:["ck","ck-toolbar",n.to("class"),n.if("isCompact","ck-toolbar_compact")],role:"toolbar","aria-label":n.to("ariaLabel")},children:this.children,on:{mousedown:(o=this,o.bindTemplate.to(t=>{t.target===o.element&&t.preventDefault()}))}}),this._behavior=this.options.shouldGroupWhenFull?new Vl(this):new Fl(this)}render(){super.render();for(const t of this.items)this.focusTracker.add(t.element);this.items.on("add",(t,e)=>{this.focusTracker.add(e.element)}),this.items.on("remove",(t,e)=>{this.focusTracker.remove(e.element)}),this.keystrokes.listenTo(this.element),this._behavior.render(this)}destroy(){return this._behavior.destroy(),super.destroy()}focus(){this._focusCycler.focusFirst()}focusLast(){this._focusCycler.focusLast()}fillFromConfig(t,e){t.map(t=>{"|"==t?this.items.add(new pl):e.has(t)?this.items.add(e.create(t)):console.warn(Object(fn.a)("toolbarview-item-unavailable: The requested toolbar item is unavailable."),{name:t})})}}class Dl extends rl{constructor(t){super(t),this.children=this.createCollection(),this.setTemplate({tag:"div",attributes:{class:["ck","ck-toolbar__items"]},children:this.children})}}class Fl{constructor(t){const e=t.bindTemplate;t.set("isVertical",!1),t.itemsView.children.bindTo(t.items).using(t=>t),t.focusables.bindTo(t.items).using(t=>t),t.extendTemplate({attributes:{class:[e.if("isVertical","ck-toolbar_vertical")]}})}render(){}destroy(){}}class Vl{constructor(t){this.viewChildren=t.children,this.viewFocusables=t.focusables,this.viewItemsView=t.itemsView,this.viewFocusTracker=t.focusTracker,this.viewLocale=t.locale,this.ungroupedItems=t.createCollection(),this.groupedItems=t.createCollection(),this.groupedItemsDropdown=this._createGroupedItemsDropdown(),this.resizeObserver=null,this.cachedPadding=null,t.itemsView.children.bindTo(this.ungroupedItems).using(t=>t),this.ungroupedItems.on("add",this._updateFocusCycleableItems.bind(this)),this.ungroupedItems.on("remove",this._updateFocusCycleableItems.bind(this)),t.children.on("add",this._updateFocusCycleableItems.bind(this)),t.children.on("remove",this._updateFocusCycleableItems.bind(this)),t.items.on("add",(t,e,n)=>{n>this.ungroupedItems.length?this.groupedItems.add(e,n-this.ungroupedItems.length):this.ungroupedItems.add(e,n),this._updateGrouping()}),t.items.on("remove",(t,e,n)=>{n>this.ungroupedItems.length?this.groupedItems.remove(e):this.ungroupedItems.remove(e),this._updateGrouping()}),t.extendTemplate({attributes:{class:["ck-toolbar_grouping"]}})}render(t){this.viewElement=t.element,this._enableGroupingOnResize()}destroy(){this.groupedItemsDropdown.destroy(),this.resizeObserver.destroy()}_updateGrouping(){if(!this.viewElement.ownerDocument.body.contains(this.viewElement))return;let t;for(;this._areItemsOverflowing;)this._groupLastItem(),t=!0;if(!t&&this.groupedItems.length){for(;this.groupedItems.length&&!this._areItemsOverflowing;)this._ungroupFirstItem();this._areItemsOverflowing&&this._groupLastItem()}}get _areItemsOverflowing(){if(!this.ungroupedItems.length)return!1;const t=this.viewElement,e=this.viewLocale.uiLanguageDirection,n=new ts(t.lastChild),i=new ts(t);if(!this.cachedPadding){const n=er.window.getComputedStyle(t),i="ltr"===e?"paddingRight":"paddingLeft";this.cachedPadding=Number.parseInt(n[i])}return"ltr"===e?n.right>i.right-this.cachedPadding:n.left{t&&t===e.contentRect.width||(this._updateGrouping(),t=e.contentRect.width)}),this._updateGrouping()}_groupLastItem(){this.groupedItems.length||(this.viewChildren.add(new pl),this.viewChildren.add(this.groupedItemsDropdown),this.viewFocusTracker.add(this.groupedItemsDropdown.element)),this.groupedItems.add(this.ungroupedItems.remove(this.ungroupedItems.last),0)}_ungroupFirstItem(){this.ungroupedItems.add(this.groupedItems.remove(this.groupedItems.first)),this.groupedItems.length||(this.viewChildren.remove(this.groupedItemsDropdown),this.viewChildren.remove(this.viewChildren.last),this.viewFocusTracker.remove(this.groupedItemsDropdown.element))}_createGroupedItemsDropdown(){const t=this.viewLocale,e=t.t,n=Ol(t);return n.class="ck-toolbar__grouped-dropdown",n.panelPosition="ltr"===t.uiLanguageDirection?"sw":"se",Il(n,[]),n.buttonView.set({label:e("ap"),tooltip:!0,icon:''}),n.toolbarView.items.bindTo(this.groupedItems).using(t=>t),n}_updateFocusCycleableItems(){this.viewFocusables.clear(),this.ungroupedItems.map(t=>{this.viewFocusables.add(t)}),this.groupedItems.length&&this.viewFocusables.add(this.groupedItemsDropdown)}} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license - */class _d extends Hl{constructor(t,e,n){super(t),this.toolbar=new gd(t,{shouldGroupWhenFull:!0}),this.editable=new $l(t,e,n),this.toolbar.extendTemplate({attributes:{class:["ck-reset_all","ck-rounded-corners"],dir:t.uiLanguageDirection}})}render(){super.render(),this.registerChild([this.toolbar,this.editable])}} + */class Bl extends ll{constructor(t,e,n={}){super(t),this.toolbar=new Nl(t,{shouldGroupWhenFull:n.shouldToolbarGroupWhenFull}),this.editable=new ul(t,e,n.editableElement),this.toolbar.extendTemplate({attributes:{class:["ck-reset_all","ck-rounded-corners"],dir:t.uiLanguageDirection}})}render(){super.render(),this.registerChild([this.toolbar,this.editable])}} /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license */ /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license */ -class vd extends al{constructor(t,e){super(e),Gn(t)&&(this.sourceElement=t, +class Ll extends Ac{constructor(t,e){super(e),on(t)&&(this.sourceElement=t, /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license */ -function(t){const e=t.sourceElement;if(e){if(e.ckeditorInstance)throw new Zn.b("editor-source-element-already-used: The DOM element cannot be used to create multiple editor instances.",t);e.ckeditorInstance=t,t.once("destroy",()=>{delete e.ckeditorInstance})}}(this)),this.data.processor=new dl,this.model.document.createRoot();const n=new _d(this.locale,this.editing.view,this.sourceElement);this.ui=new _l(this,n)}destroy(){const t=this.getData();return this.ui.destroy(),super.destroy().then(()=>{this.sourceElement&& +function(t){const e=t.sourceElement;if(e){if(e.ckeditorInstance)throw new fn.b("editor-source-element-already-used: The DOM element cannot be used to create multiple editor instances.",t);e.ckeditorInstance=t,t.once("destroy",()=>{delete e.ckeditorInstance})}}(this)),this.data.processor=new Ec,this.model.document.createRoot();const n=!this.config.get("toolbar.shouldNotGroupWhenFull"),i=new Bl(this.locale,this.editing.view,{editableElement:this.sourceElement,shouldToolbarGroupWhenFull:n});this.ui=new Bc(this,i)}destroy(){const t=this.getData();return this.ui.destroy(),super.destroy().then(()=>{this.sourceElement&& /** - * @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved. + * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license */ -function(t,e){t instanceof HTMLTextAreaElement&&(t.value=e),t.innerHTML=e}(this.sourceElement,t)})}static create(t,e={}){return new Promise(n=>{const i=Gn(t);if(i&&"TEXTAREA"===t.tagName)throw new Zn.b("editor-wrong-element: This type of editor cannot be initialized inside