public function update() { if (ActiveRecordModel::objectExists($this->getFieldClass(), $this->request->get('ID'))) { $specField = $this->getFieldInstanceByID($this->request->get('ID')); } else { return new JSONResponse(array('errors' => array('ID' => $this->translate('_error_record_id_is_not_valid')), 'ID' => (int) $this->request->get('ID'))); } return $this->save($specField); }