redmineのwikiでhikidoc記法が使いたい

textileはどうも気に入らないと言うことなので
実現可能かどうかテストする意味でとりあえずquick hack

Index: app/helpers/application_helper.rb
===================================================================
--- app/helpers/application_helper.rb   (revision 439)
+++ app/helpers/application_helper.rb   (working copy)
@@ -125,21 +125,25 @@
     # example:
     #   [[link]] -> "link":link
     #   [[link|title]] -> "title":link
-    text = text.gsub(/\[\[([^\]\|]+)(\|([^\]\|]+))?\]\]/) {|m| "\"#{$3 || $1}\":" + format_wiki_link.call(Wiki.titleize($1)) }
+    text = text.gsub(/\[\[([^\]\|]+)(\|([^\]\|]+))?\]\]/) {|m| "[[#{$3 || $1}|" + format_wiki_link.call(Wiki.titleize($1)) + "]]" }
 
     # turn issue ids to textile links
     # example:
     #   #52 -> "#52":/issues/show/52
-    text = text.gsub(/#(\d+)(?=\b)/) {|m| "\"##{$1}\":" + url_for(:controller => 'issues', :action => 'show', :id => $1) }
+    text = text.gsub(/#(\d+)(?=\b)/) {|m| "[[##{$1}|" + url_for(:controller => 'issues', :action => 'show', :id => $1) + "]]" }
        
     # turn revision ids to textile links (@project needed)
     # example:
     #   r52 -> "r52":/repositories/revision/6?rev=52 (@project.id is 6)
-    text = text.gsub(/r(\d+)(?=\b)/) {|m| "\"r#{$1}\":" + url_for(:controller => 'repositories', :action => 'revision', :id => @project.id, :rev => $1) } if @project
+    text = text.gsub(/r(\d+)(?=\b)/) {|m| "[[#{$1}|" + url_for(:controller => 'repositories', :action => 'revision', :id => @project.id, :rev => $1) + "]]" } if @project
    
     # finally textilize text
+    require 'hikidoc'
     @do_textilize ||= (Setting.text_formatting == 'textile') && (ActionView::Helpers::TextHelper.method_defined? "textilize")
-    text = @do_textilize ? auto_link(RedCloth.new(text).to_html) : simple_format(auto_link(h(text)))
+    text = @do_textilize ? auto_link(HikiDoc.new(text).to_html) : simple_format(auto_link(h(text)))
   end
   
   def error_messages_for(object_name, options = {})

ひとまずちゃんと表示出来るようになったので、しっかりpluginとして作りますかうん