Fixed: calendar and gantt not updated when adding/editing/deleting a project version.

git-svn-id: http://redmine.rubyforge.org/svn/trunk@665 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/sweepers/version_sweeper.rb

@@ -0,0 +1,34 @@
+# redMine - project management software
+# Copyright (C) 2006-2007  Jean-Philippe Lang
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License
+# as published by the Free Software Foundation; either version 2
+# of the License, or (at your option) any later version.
+# 
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+# 
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+
+class VersionSweeper < ActionController::Caching::Sweeper
+  observe Version
+
+  def after_save(version)
+    expire_cache_for(version)
+  end
+  
+  def after_destroy(version)
+    expire_cache_for(version)
+  end
+          
+private
+  def expire_cache_for(version)
+    # calendar and gantt fragments of the project
+    expire_fragment(Regexp.new("projects/(calendar|gantt)/#{version.project_id}\\."))
+  end
+end