Adds visible scope to redmine links queries.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@4759 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/models/message.rb

@@ -42,6 +42,9 @@ class Message < ActiveRecord::Base
   
   after_create :add_author_as_watcher
   
+  named_scope :visible, lambda {|*args| { :include => {:board => :project},
+                                          :conditions => Project.allowed_to_condition(args.first || User.current, :view_messages) } }
+  
   def visible?(user=User.current)
     !user.nil? && user.allowed_to?(:view_messages, project)
   end