function perform(&$request, &$response)
 {
     $tree =& tree::instance();
     $tree->initialize_expanded_parents();
     $this->_set_template_tree();
     parent::perform($request, $response);
 }
 function perform(&$request, &$response)
 {
     $tree =& tree::instance();
     $tree->initialize_expanded_parents();
     if ($filter_groups = session::get('filter_groups')) {
         $this->dataspace->set('filter_groups', $filter_groups);
     }
     parent::perform($request, $response);
     $this->_fill_policy();
 }
 function perform(&$request, &$response)
 {
     trigger_error('Stop', E_USER_WARNING);
     parent::perform($request, $response);
 }
 function perform(&$request, &$response)
 {
     parent::perform($request, $response);
 }