/** * Creates a new CascadeData model. * If creation is successful, the browser will be redirected to the 'view' page. * @return mixed */ public function actionCreate() { $model = new CascadeData(); if ($model->load(Yii::$app->request->post()) && $model->save()) { return $this->redirect(['view', 'id' => $model->id]); } else { $params = Yii::$app->getRequest()->queryParams; if (!empty($params['parent_id'])) { $parentModel = $this->findModel($params['parent_id']); } return $this->render('create', ['model' => $model, 'parentModel' => isset($parentModel) ? $parentModel : '']); } }