+
+ case 'parent_id':
+ if ($value == 1) {
+ $query->_where[$grouping][] = "parent_id.parent_id IS NOT NULL";
+ $query->_qill[$grouping][] = ts('Activities which have Followup Activities');
+ }
+ elseif ($value == 2) {
+ $query->_where[$grouping][] = "parent_id.parent_id IS NULL";
+ $query->_qill[$grouping][] = ts('Activities without Followup Activities');
+ }
+ break;
+
+ case 'followup_parent_id':
+ if ($value == 1) {
+ $query->_where[$grouping][] = "civicrm_activity.parent_id IS NOT NULL";
+ $query->_qill[$grouping][] = ts('Activities which are Followup Activities');
+ }
+ elseif ($value == 2) {
+ $query->_where[$grouping][] = "civicrm_activity.parent_id IS NULL";
+ $query->_qill[$grouping][] = ts('Activities which are not Followup Activities');
+ }
+ break;