protected function _getExportTypes($gridType) { $exportTypes = parent::_getExportTypes($gridType); foreach ($exportTypes as $key => $type) { if (!isset($type['params'])) { $exportTypes[$key]['params'] = array(); } $exportTypes[$key]['params'] = array_merge($exportTypes[$key]['params'], array('order_id' => $this->_getOrderId())); } return $exportTypes; }