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103 lines
3.2 KiB
103 lines
3.2 KiB
# redMine - project management software
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# Copyright (C) 2006-2007 Jean-Philippe Lang
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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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require 'zlib'
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class WikiContent < ActiveRecord::Base
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belongs_to :page, :class_name => 'WikiPage', :foreign_key => 'page_id'
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belongs_to :author, :class_name => 'User', :foreign_key => 'author_id'
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validates_presence_of :text
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validates_length_of :comments, :maximum => 255, :allow_nil => true
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acts_as_journalized :event_type => 'wiki-page',
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:event_title => Proc.new {|o| "#{l(:label_wiki_edit)}: #{o.page.title} (##{o.version})"},
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:event_url => Proc.new {|o| {:controller => 'wiki', :id => o.page.wiki.project_id, :page => o.page.title, :version => o.version}},
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:activity_type => 'wiki_edits',
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:activity_permission => :view_wiki_edits,
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:activity_find_options => { :include => { :page => { :wiki => :project } } }
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def activity_type
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'wiki_edits'
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end
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def visible?(user=User.current)
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page.visible?(user)
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end
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def project
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page.project
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end
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def attachments
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page.nil? ? [] : page.attachments
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end
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# Returns the mail adresses of users that should be notified
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def recipients
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notified = project.notified_users
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notified.reject! {|user| !visible?(user)}
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notified.collect(&:mail)
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end
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# FIXME: This is for backwards compatibility only. Remove once we decide it is not needed anymore
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WikiContentJournal.class_eval do
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attr_protected :data
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after_save :compress_version_text
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# Wiki Content might be large and the data should possibly be compressed
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def compress_version_text
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self.text = changes["text"].last if changes["text"]
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self.text ||= self.versioned.text
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end
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def text=(plain)
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case Setting.wiki_compression
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when "gzip"
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begin
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text_hash :text => Zlib::Deflate.deflate(plain, Zlib::BEST_COMPRESSION), :compression => Setting.wiki_compression
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rescue
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text_hash :text => plain, :compression => ''
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end
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else
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text_hash :text => plain, :compression => ''
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end
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plain
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end
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def text_hash(hash)
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changes.delete("text")
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changes["data"] = hash[:text]
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changes["compression"] = hash[:compression]
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update_attribute(:changes, changes.to_yaml)
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end
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def text
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@text ||= case changes[:compression]
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when 'gzip'
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Zlib::Inflate.inflate(data)
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else
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# uncompressed data
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changes["data"]
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end
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end
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# Returns the previous version or nil
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def previous
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@previous ||= versioned.journals.at(version - 1)
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end
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end
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end
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