Added preview for forum messages.

git-svn-id: http://redmine.rubyforge.org/svn/trunk@1205 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/controllers/messages_controller.rb

@@ -18,9 +18,9 @@
 class MessagesController < ApplicationController
   layout 'base'
   menu_item :boards
-  before_filter :find_board, :only => :new
-  before_filter :find_message, :except => :new
-  before_filter :authorize
+  before_filter :find_board, :only => [:new, :preview]
+  before_filter :find_message, :except => [:new, :preview]
+  before_filter :authorize, :except => :preview
 
   verify :method => :post, :only => [ :reply, :destroy ], :redirect_to => { :action => :show }
 
@@ -83,6 +83,13 @@ class MessagesController < ApplicationController
       { :action => 'show', :id => @message.parent }
   end
   
+  def preview
+    message = @board.messages.find_by_id(params[:id])
+    @attachements = message.attachments if message
+    @text = (params[:message] || params[:reply])[:content]
+    render :partial => 'common/preview'
+  end
+  
 private
   def find_message
     find_board