'groupName' => 'msg_tpl_workflow_event',
'valueName' => 'event_offline_receipt',
'contactId' => $contactID,
- 'isTest' => (bool) CRM_Utils_Array::value('is_test', $this->_defaultValues),
+ 'isTest' => !empty($this->_defaultValues['is_test']),
'PDFFilename' => ts('confirmation') . '.pdf',
);