Refactor: move method to model. (references r4057)

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@4062 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/models/journal.rb

@@ -65,4 +65,12 @@ class Journal < ActiveRecord::Base
   def attachments
     journalized.respond_to?(:attachments) ? journalized.attachments : nil
   end
+
+  # Returns a string of css classes
+  def css_classes
+    s = 'journal'
+    s << ' has-notes' unless notes.blank?
+    s << ' has-details' unless details.blank?
+    s
+  end
 end