Propagates time tracking to the parent project (closes #433). Time report enhancements.

git-svn-id: http://redmine.rubyforge.org/svn/trunk@1176 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/models/time_entry.rb

@@ -52,4 +52,10 @@ class TimeEntry < ActiveRecord::Base
   def editable_by?(usr)
     usr == self.user
   end
+  
+  def self.visible_by(usr)
+    with_scope(:find => { :conditions => Project.allowed_to_condition(usr, :view_time_entries) }) do
+      yield
+    end
+  end
 end