* Added time zone support: users can select their time zone on their account view.

* Updated Polish translation (Mariusz Olejnik).
* Fixed: Projects should be listed with case mixed.

git-svn-id: http://redmine.rubyforge.org/svn/trunk@917 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/models/user.rb

@@ -130,6 +130,10 @@ class User < ActiveRecord::Base
     self.preference ||= UserPreference.new(:user => self)
   end
   
+  def time_zone
+    self.pref.time_zone.nil? ? nil : TimeZone[self.pref.time_zone]
+  end
+  
   # Return user's RSS key (a 40 chars long string), used to access feeds
   def rss_key
     token = self.rss_token || Token.create(:user => self, :action => 'feeds')
@@ -231,6 +235,10 @@ class AnonymousUser < User
     false
   end
   
+  def time_zone
+    nil
+  end
+  
   # Anonymous user has no RSS key
   def rss_key
     nil