/** * Updates an existing Posts model. * If update is successful, the browser will be redirected to the 'view' page. * @param integer $id * @return mixed */ public function actionUpdate($id) { $model = $this->findModel($id); $relatives = $model->relatives; $relativesID = []; foreach ($relatives as $relative) { $relativesID[] = $relative->id_categories; } /** @var Categories[] $categories */ $categories = Categories::find()->all(); /** @var [] $items [category_id => 'name',category_id => 'name',category_id => 'name'] */ $items = []; foreach ($categories as $category) { $items[$category->id] = $category->title; } if ($model->load(Yii::$app->request->post()) && $model->save()) { $model->unlinkAll('relatives', true); foreach ($model->categoriesID as $categoryID) { $categoryPost = new Relatives(); $categoryPost->id_categories = $categoryID; $categoryPost->id_posts = $model->id; $categoryPost->save(); } return $this->redirect(['view', 'id' => $model->id]); } else { $model->categoriesID = $relativesID; return $this->render('update', ['model' => $model, 'items' => $items]); } }
/** * @return \yii\db\ActiveQuery */ public function getRelatives() { return $this->hasMany(Relatives::className(), ['id_categories' => 'id']); }