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121 lines
4.0 KiB
121 lines
4.0 KiB
#-- encoding: UTF-8
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#-- copyright
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# OpenProject is an open source project management software.
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# Copyright (C) 2012-2021 the OpenProject GmbH
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License version 3.
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#
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# OpenProject is a fork of ChiliProject, which is a fork of Redmine. The copyright follows:
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# Copyright (C) 2006-2013 Jean-Philippe Lang
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# Copyright (C) 2010-2013 the ChiliProject Team
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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#
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# See COPYRIGHT and LICENSE files for more details.
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#++
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class Wiki < ApplicationRecord
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belongs_to :project
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has_many :pages, -> {
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order('title')
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}, class_name: 'WikiPage', dependent: :destroy
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has_many :wiki_menu_items, -> {
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order('name')
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}, class_name: 'MenuItems::WikiMenuItem', dependent: :delete_all, foreign_key: 'navigatable_id'
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has_many :redirects, class_name: 'WikiRedirect', dependent: :delete_all
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acts_as_watchable permission: :view_wiki_pages
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accepts_nested_attributes_for :wiki_menu_items,
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allow_destroy: true,
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reject_if: proc { |attr| attr['name'].blank? && attr['title'].blank? }
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validates_presence_of :start_page
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after_create :create_menu_item_for_start_page
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def visible?(user = User.current)
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!user.nil? && user.allowed_to?(:view_wiki_pages, project)
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end
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# find the page with the given title
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# if page doesn't exist, return a new page
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def find_or_new_page(title)
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title = start_page if title.blank?
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# If a new page is initialized, it needs to have a slug (via the ensure_unique_url)
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# method right away, so that the correct menu item (if that exists already) is highlighted
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find_page(title) || WikiPage.new(wiki: self, title: title).tap(&:ensure_unique_url)
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end
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##
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# Find the page with the given title.
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# Tries the original title and the legacy titleized format.
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def find_page(title, options = {})
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title = start_page if title.blank?
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page = pages.find_by(slug: WikiPage.slug(title))
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if !page && !(options[:with_redirect] == false)
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# search for a redirect
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redirect = matching_redirect(title)
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page = find_page(redirect.redirects_to, with_redirect: false) if redirect
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end
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page
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end
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# Finds a page by title
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# The given string can be of one of the forms: "title" or "project:title"
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# Examples:
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# Wiki.find_page("bar", project => foo)
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# Wiki.find_page("foo:bar")
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def self.find_page(title, options = {})
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project = options[:project]
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if title.to_s =~ %r{\A([^:]+):(.*)\z}
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project_identifier = $1
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title = $2
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project = Project.find_by(identifier: project_identifier) || Project.find_by(name: project_identifier)
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end
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if project && project.wiki
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page = project.wiki.find_page(title)
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if page && page.content
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page
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end
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end
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end
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def create_menu_item_for_start_page
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wiki_menu_item = wiki_menu_items.find_or_initialize_by(title: start_page) do |item|
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item.name = 'wiki'
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end
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wiki_menu_item.new_wiki_page = true
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wiki_menu_item.index_page = true
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wiki_menu_item.save!
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end
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private
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##
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# Locate the redirect from an existing page.
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# Tries to find a redirect for the given slug,
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# falls back to finding a redirect for the title
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def matching_redirect(title)
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redirects
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.where(title: WikiPage.slug(title))
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.or(redirects.where(title: title))
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.first
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end
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end
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