/** * Finds the Dashboard model based on its primary key value. * If the model is not found, a 404 HTTP exception will be thrown. * @param string $id * @return Dashboard the loaded model * @throws HttpException if the model cannot be found */ protected function findModel($id) { if (($model = Dashboard::findOne($id)) !== null) { return $model; } throw new HttpException(404, 'The requested page does not exist.'); }