Added fragment caching for calendar and gantt views

git-svn-id: http://redmine.rubyforge.org/svn/trunk@515 e93f8b46-1217-0410-a6f0-8f06a7374b81

1 files changed, 38 insertions, 0 deletions

diff --git a/app/sweepers/issue_sweeper.rb b/app/sweepers/issue_sweeper.rb
new file mode 100644
index 000000000..dc9020535
--- /dev/null
+++ b/app/sweepers/issue_sweeper.rb
@@ -0,0 +1,38 @@
+# 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 IssueSweeper < ActionController::Caching::Sweeper
+  observe Issue
+
+  def after_save(issue)
+    expire_cache_for(issue)
+  end
+  
+  def after_destroy(issue)
+    expire_cache_for(issue)
+  end
+          
+private
+  def expire_cache_for(issue)
+    # fragments of the main project
+    expire_fragment(Regexp.new("projects/(calendar|gantt)/#{issue.project_id}\\."))
+    # fragments of the root project that include subprojects issues
+    unless issue.project.parent_id.nil?
+      expire_fragment(Regexp.new("projects/(calendar|gantt)/#{issue.project.parent_id}\\..*subprojects"))
+    end
+  end
+end