gistfile1.aw

//switch this code
return ($this->response_type == 'json')
        ? $this->array_as_json($response)
	: $this->array_as_xml($response, array());


//to
return ($this->response_type == 'xml')
	? $this->array_as_xml($response, array());
	: $this->array_as_json($response);