wiki initial commit

git-svn-id: http://redmine.rubyforge.org/svn/branches/work@290 e93f8b46-1217-0410-a6f0-8f06a7374b81

wiki/app/controllers/projects_controller.rb

@@ -68,6 +68,10 @@ class ProjectsController < ApplicationController
         @project.repository = Repository.new
         @project.repository.attributes = params[:repository]
       end
+      if "1" == params[:wiki_enabled]
+        @project.wiki = Wiki.new
+        @project.wiki.attributes = params[:wiki]
+      end
       if @project.save
         flash[:notice] = l(:notice_successful_create)
         redirect_to :controller => 'admin', :action => 'projects'
@@ -113,6 +117,15 @@ class ProjectsController < ApplicationController
           @project.repository.update_attributes params[:repository]
         end
       end
+      if params[:wiki_enabled]
+        case params[:wiki_enabled]
+        when "0"
+          @project.wiki.destroy
+        when "1"
+          @project.wiki ||= Wiki.new
+          @project.wiki.update_attributes params[:wiki]
+        end
+      end      
       @project.attributes = params[:project]
       if @project.save
         flash[:notice] = l(:notice_successful_update)

wiki/app/controllers/wiki_controller.rb

@@ -0,0 +1,84 @@
+# redMine - project management software
+# Copyright (C) 2006-2007  Jean-Philippe Lang
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License
+# as published by the Free Software Foundation; either version 2
+# of the License, or (at your option) any later version.
+# 
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+# 
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+
+class WikiController < ApplicationController
+  layout 'base'
+  before_filter :find_wiki
+    
+  # display a page (in editing mode if it doesn't exist)
+  def index
+    page_title = params[:page]
+    @page = @wiki.find_or_new_page(page_title)
+    if @page.new_record?
+      edit
+      render :action => 'edit' and return
+    end
+    @content = (params[:version] ? @page.content.versions.find_by_version(params[:version]) : @page.content)
+    render :action => 'show'
+  end
+  
+  # edit an existing page or a new one
+  def edit
+    @page = @wiki.find_or_new_page(params[:page])    
+    @page.content = WikiContent.new(:page => @page) if @page.new_record?
+    @content = @page.content
+    @content.comment = nil
+    if request.post?
+      @content.text = params[:content][:text]
+      @content.comment = params[:content][:comment]
+      @content.author = logged_in_user
+      # if page is new @page.save will also save content, but not if page isn't a new record
+      if (@page.new_record? ? @page.save : @content.save)
+        redirect_to :action => 'index', :id => @project, :page => @page.title
+      end
+    end
+  end
+  
+  # show page history
+  def history
+    @page = @wiki.find_page(params[:page])
+    # don't load text
+    @versions = @page.content.versions.find :all, 
+                                            :select => "id, author_id, comment, updated_on, version",
+                                            :order => 'version DESC'
+  end
+
+  # display special pages
+  def special
+    page_title = params[:page].downcase
+    case page_title
+    when 'page_index'
+      # eagger load information about last updates, without loading text
+      @pages = @wiki.pages.find :all, :select => "wiki_pages.*, wiki_contents.updated_on",
+                                      :joins => "LEFT JOIN wiki_contents ON wiki_contents.page_id = wiki_pages.id",
+                                      :order => 'title'
+    else
+      # requested special page doesn't exist, redirect to default page
+      redirect_to :action => 'index', :id => @project, :page => nil and return
+    end
+    render :action => "special_#{page_title}"
+  end
+
+private
+  
+  def find_wiki
+    @project = Project.find(params[:id])
+    @wiki = @project.wiki
+  rescue ActiveRecord::RecordNotFound
+    render_404
+  end
+end

wiki/app/helpers/application_helper.rb

@@ -63,7 +63,7 @@ module ApplicationHelper
   end
   
   def format_time(time)
-    l_datetime(time) if time
+    l_datetime((time.is_a? String) ? time.to_time : time) if time
   end
   
   def day_name(day)
@@ -93,7 +93,9 @@ module ApplicationHelper
   end
   
   def textilizable(text)
-    text = (Setting.text_formatting == 'textile') && (ActionView::Helpers::TextHelper.method_defined? "textilize") ? RedCloth.new(h(text)).to_html : simple_format(auto_link(h(text)))
+    # turn wiki links in textile links: "text":url
+    text = text.gsub(/\[\[([^\]]+)\]\]/) {|m| "\"#{$1}\":/wiki/#{@project.id}/#{Wiki.titleize($1)}" } if @project
+    text = (Setting.text_formatting == 'textile') && (ActionView::Helpers::TextHelper.method_defined? "textilize") ? auto_link(RedCloth.new(text, [:filter_html]).to_html) : simple_format(auto_link(h(text)))
     # turn "#id" patterns into links to issues
     text = text.gsub(/#(\d+)([^;\d])/, "<a href='/issues/show/\\1'>#\\1</a>\\2")
   end

wiki/app/helpers/wiki_helper.rb

@@ -0,0 +1,19 @@
+# redMine - project management software
+# Copyright (C) 2006-2007  Jean-Philippe Lang
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License
+# as published by the Free Software Foundation; either version 2
+# of the License, or (at your option) any later version.
+# 
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+# 
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+
+module WikiHelper
+end

wiki/app/models/project.rb

@@ -26,13 +26,14 @@ class Project < ActiveRecord::Base
   has_many :news, :dependent => :delete_all, :include => :author
   has_many :issue_categories, :dependent => :delete_all, :order => "issue_categories.name"
   has_one :repository, :dependent => :destroy
+  has_one :wiki, :dependent => :destroy
   has_and_belongs_to_many :custom_fields, :class_name => 'IssueCustomField', :join_table => 'custom_fields_projects', :association_foreign_key => 'custom_field_id'
   acts_as_tree :order => "name", :counter_cache => true
 
   validates_presence_of :name, :description
   validates_uniqueness_of :name
   validates_associated :custom_values, :on => :update
-  validates_associated :repository
+  validates_associated :repository, :wiki
   validates_format_of :name, :with => /^[\w\s\'\-]*$/i
 
   # returns latest created projects

wiki/app/models/wiki.rb

@@ -0,0 +1,44 @@
+# redMine - project management software
+# Copyright (C) 2006-2007  Jean-Philippe Lang
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License
+# as published by the Free Software Foundation; either version 2
+# of the License, or (at your option) any later version.
+# 
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+# 
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+
+class Wiki < ActiveRecord::Base
+  belongs_to :project
+  has_many :pages, :class_name => 'WikiPage', :dependent => :destroy
+  
+  validates_presence_of :project_id, :start_page
+  
+  # find the page with the given title
+  # if page doesn't exist, return a new page
+  def find_or_new_page(title)
+    title = Wiki.titleize(title || start_page)
+    find_page(title) || WikiPage.new(:wiki => self, :title => title)  
+  end
+  
+  # find the page with the given title
+  def find_page(title)
+    pages.find_by_title(Wiki.titleize(title || start_page))
+  end
+  
+  # turn a string into a valid page title
+  def self.titleize(title)
+    # replace spaces with _ and remove unwanted caracters
+    title = title.gsub(/\s+/, '_').delete(',;') if title
+    # upcase the first letter
+    title = title[0..0].upcase + title[1..-1] if title
+    title
+  end  
+end

wiki/app/models/wiki_content.rb

@@ -0,0 +1,52 @@
+# redMine - project management software
+# Copyright (C) 2006-2007  Jean-Philippe Lang
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License
+# as published by the Free Software Foundation; either version 2
+# of the License, or (at your option) any later version.
+# 
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+# 
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+
+require 'zlib'
+
+class WikiContent < ActiveRecord::Base
+  belongs_to :page, :class_name => 'WikiPage', :foreign_key => 'page_id'
+  belongs_to :author, :class_name => 'User', :foreign_key => 'author_id'
+  validates_presence_of :text
+  
+  acts_as_versioned
+  class Version
+    belongs_to :author, :class_name => 'User', :foreign_key => 'author_id'
+    attr_protected :data
+    
+    def text=(plain)
+      gz = Zlib::GzipWriter.new(compressed = StringIO.new)
+      gz.write(plain)
+      gz.close
+      self.data = compressed.string
+      self.compression = 'gzip'
+    end
+    
+    def text
+      case compression
+      when 'gzip'
+        gz = Zlib::GzipReader.new(StringIO.new(data))
+        plain = gz.read
+        gz.close
+        plain
+      else
+        # uncompressed data
+        data
+      end      
+    end
+  end
+  
+end

wiki/app/models/wiki_page.rb

@@ -0,0 +1,34 @@
+# redMine - project management software
+# Copyright (C) 2006-2007  Jean-Philippe Lang
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License
+# as published by the Free Software Foundation; either version 2
+# of the License, or (at your option) any later version.
+# 
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+# 
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+
+class WikiPage < ActiveRecord::Base
+  belongs_to :wiki
+  has_one :content, :class_name => 'WikiContent', :foreign_key => 'page_id', :dependent => :destroy
+  
+  validates_presence_of :title
+  validates_format_of :title, :with => /^[^,\s]*$/
+  validates_uniqueness_of :title, :scope => :wiki_id, :case_sensitive => false
+  validates_associated :content
+  
+  def before_save
+    self.title = Wiki.titleize(title)
+  end
+  
+  def pretty_title
+    title.tr '_', ' '
+  end
+end

wiki/app/views/layouts/base.rhtml

@@ -91,6 +91,7 @@
         <%= link_to l(:label_change_log), {:controller => 'projects', :action => 'changelog', :id => @project }, :class => "menuItem" %>
         <%= link_to l(:label_roadmap), {:controller => 'projects', :action => 'roadmap', :id => @project }, :class => "menuItem" %>
         <%= link_to l(:label_document_plural), {:controller => 'projects', :action => 'list_documents', :id => @project }, :class => "menuItem" %>
+        <%= link_to l(:label_wiki), {:controller => 'wiki', :id => @project, :page => nil }, :class => "menuItem" if @project.wiki and !@project.wiki.new_record? %>
         <%= link_to l(:label_member_plural), {:controller => 'projects', :action => 'list_members', :id => @project }, :class => "menuItem" %>
         <%= link_to l(:label_attachment_plural), {:controller => 'projects', :action => 'list_files', :id => @project }, :class => "menuItem" %>
         <%= link_to l(:label_search), {:controller => 'projects', :action => 'search', :id => @project }, :class => "menuItem" %>
@@ -115,6 +116,7 @@
 				<li><%= link_to l(:label_change_log), :controller => 'projects', :action => 'changelog', :id => @project %></li>
 				<li><%= link_to l(:label_roadmap), :controller => 'projects', :action => 'roadmap', :id => @project %></li>
 				<li><%= link_to l(:label_document_plural), :controller => 'projects', :action => 'list_documents', :id => @project %></li>
+				<li><%= link_to l(:label_wiki), :controller => 'wiki', :id => @project, :page => nil if @project.wiki and !@project.wiki.new_record? %></li>
 				<li><%= link_to l(:label_member_plural), :controller => 'projects', :action => 'list_members', :id => @project %></li>
 				<li><%= link_to l(:label_attachment_plural), :controller => 'projects', :action => 'list_files', :id => @project %></li>
 				<li><%= link_to l(:label_search), :controller => 'projects', :action => 'search', :id => @project %></li>

wiki/app/views/projects/_form.rhtml

@@ -36,6 +36,17 @@
 <%= javascript_tag "Element.hide('repository');" if @project.repository.nil? %>
 </div>
 
+<div class="box">
+<h3><%= check_box_tag "wiki_enabled", 1, !@project.wiki.nil?, :onclick => "Element.toggle('wiki');" %> <%= l(:label_wiki) %></h3>
+<%= hidden_field_tag "wiki_enabled", 0 %>
+<div id="wiki">
+<% fields_for :wiki, @project.wiki, { :builder => TabularFormBuilder, :lang => current_language} do |wiki| %>
+<p><%= wiki.text_field :start_page, :size => 60, :required => true %></p>
+<% end %>
+</div>
+<%= javascript_tag "Element.hide('wiki');" if @project.wiki.nil? %>
+</div>
+
 <% content_for :header_tags do %>
 <%= javascript_include_tag 'calendar/calendar' %>
 <%= javascript_include_tag "calendar/lang/calendar-#{current_language}.js" %>

wiki/app/views/wiki/edit.rhtml

@@ -0,0 +1,26 @@
+<div class="contextual">
+<%= link_to('Page index', {:action => 'special', :page => 'Page_index'}, :class => 'icon icon-index') %>
+</div>
+
+<h2><%= @page.pretty_title %></h2>
+
+<% form_for :content, @content, :url => {:action => 'edit', :page => @page.title} do |f| %>
+<%= error_messages_for 'content' %>
+<p><%= f.text_area :text, :cols => 100, :rows => 25 %></p>
+<p><label><%= l(:field_comment) %></label><br /><%= f.text_field :comment, :size => 120 %></p>
+<p><%= submit_tag l(:button_save) %></p>
+<% end %>
+
+<% if Setting.text_formatting == 'textile' %>
+<%= javascript_include_tag 'jstoolbar' %>
+<script type="text/javascript">
+//<![CDATA[
+if (document.getElementById) { 
+	if (document.getElementById('content_text')) { 
+		var commentTb = new jsToolBar(document.getElementById('content_text')); 
+		commentTb.draw(); 
+	}
+}
+//]]>
+</script>
+<% end %>

wiki/app/views/wiki/history.rhtml

@@ -0,0 +1,13 @@
+<div class="contextual">
+<%= link_to('Page index', {:action => 'special', :page => 'Page_index'}, :class => 'icon icon-index') %>
+</div>
+
+<h2><%= @page.pretty_title %></h2>
+
+<h3><%= l(:label_history) %></h3>
+
+<p><% @versions.each do |ver| %>
+<%= link_to "#{ver.version}. #{format_time(ver.updated_on)}", :action => 'index', :page => @page.title, :version => ver.version %> <em>(<%= ver.author ? ver.author.name : "anonyme" %>)</em> <%= ver.comment %><br />
+<% end %></p>
+
+<p><%= link_to l(:button_back), :action => 'index', :page => @page.title %></p>

wiki/app/views/wiki/show.rhtml

@@ -0,0 +1,24 @@
+<div class="contextual">
+<%= link_to(l(:button_edit), {:action => 'edit', :page => @page.title}, :class => 'icon icon-edit') if @content.version == @page.content.version %>
+<%= link_to(l(:label_history), {:action => 'history', :page => @page.title}, :class => 'icon icon-history') %>
+<%= link_to('Page index', {:action => 'special', :page => 'Page_index'}, :class => 'icon icon-index') %>
+</div>
+
+<h2><%= @page.pretty_title %></h2>
+
+<% if @content.version != @page.content.version %>
+<div class="box">
+    <div style="float:right;">
+    <%= link_to('Version actuelle', :action => 'index', :page => @page.title) %> (<%= @page.content.version %>)
+    <%= " - " + link_to(('&#171; ' + l(:label_previous)), :action => 'index', :page => @page.title, :version => (@content.version - 1)) if @content.version > 1 %>
+    <%= " - " + link_to((l(:label_next) + ' &#187;'), :action => 'index', :page => @page.title, :version => (@content.version + 1)) if @content.version < @page.content.version %>
+    </div>    
+    <%= "Version #{@content.version} du #{format_time(@content.updated_on)}"  %>
+</div>
+<% end %>
+
+<div class="wiki">
+<% cache :action => 'page', :id => @page.id, :ver => @content.version do %>
+<%= textilizable @content.text %>
+<% end %>
+</div>

wiki/app/views/wiki/special_page_index.rhtml

@@ -0,0 +1,7 @@
+<h2>Page index</h2>
+
+<% if @pages.empty? %><p><i><%= l(:label_no_data) %></i></p><% end %>
+<ul><% @pages.each do |page| %>
+    <li><%= link_to page.pretty_title, :action => 'index', :page => page.title %> -
+    <%= l(:label_last_updates) %>: <%= format_time(page.updated_on) %></li>
+<% end %></ul>