extract activity-link to directive and reuse it for all activities

frontend/app/templates/work_packages/activities/_link.html

@@ -0,0 +1,5 @@
+<a id ="{{ activityHtmlId }}"
+   ng-bind="'#' + activityNo"
+   ng-focus="onFocus()"
+   ng-blur="onBlur()"
+   ui-sref="work-packages.show.activity({ workPackageId: workPackageId, '#': activityHtmlId})"></a>

frontend/app/templates/work_packages/activities/_revision.html

@@ -1,10 +1,9 @@
 <div class="work-package-details-activities-activity-contents">
   <div class="comments-number">
-    <span ui-sref="work-packages.list.details.activity.details({ activity_no: activityNo })">
-      <a name="{{ activityNo }}"
-         ng-bind="'#' + activityNo"
-         ng-href="#{{ activityNo }}"></a>
-    </span>
+    <activity-link work-package="workPackage"
+                   activity-no="activityNo"
+                   on-focus="focus()",
+                   on-blur="blur()"></activity-link>
   </div>
   <div ng-if="userAvatar">
     <img class="avatar" ng-src="{{ userAvatar }}" alt="Avatar" title="{{userName}}" />

frontend/app/templates/work_packages/activities/_user.html

@@ -2,12 +2,10 @@
      ng-mouseover="focus()"
      ng-mouseout="blur()">
   <div class="comments-number">
-    <a name="{{ activityNo }}"
-       ng-bind="'#' + activityNo"
-       ng-focus="focus()"
-       ng-blur="blur()"
-       id="activity-{{ activityNo }}"
-       ui-sref="work-packages.show.activity({ workPackageId: workPackageId, '#': 'activity-' + activityNo })"></a>
+    <activity-link work-package="workPackage"
+                   activity-no="activityNo"
+                   on-focus="focus()",
+                   on-blur="blur()"></activity-link>
     <div class="comments-icons"
          ng-focus="focus()"
          ng-blur="blur()"

frontend/app/work_packages/activities/activity-link-directive.js

@@ -0,0 +1,16 @@
+module.exports = function() {
+  return {
+    restrict: 'E',
+    templateUrl: '/templates/work_packages/activities/_link.html',
+    scope: {
+      workPackage: '=',
+      activityNo: '=',
+      onBlur: '&',
+      onFocus: '&'
+    },
+    link: function(scope) {
+      scope.workPackageId = scope.workPackage.props.id;
+      scope.activityHtmlId = 'activity-' + scope.activityNo;
+    }
+  };
+};

frontend/app/work_packages/activities/index.js

@@ -54,4 +54,7 @@ angular.module('openproject.workPackages.activities')
     'UsersHelper',
     require('./revision-activity-directive')
   ])
+  .directive('activityLink', [
+    require('./activity-link-directive')
+  ])
   ;

frontend/app/work_packages/activities/user-activity-directive.js

@@ -73,7 +73,6 @@ module.exports = function($uiViewScroll,
       scope.userCanEdit = !!scope.activity.links.update;
       scope.userCanQuote = !!scope.workPackage.links.addComment;
       scope.accessibilityModeEnabled = ConfigurationService.accessibilityModeEnabled();
-      scope.workPackageId = scope.workPackage.props.id;
 
       scope.activity.links.user.fetch().then(function(user) {
         scope.userId = user.props.id;