public function saveMultiple($isUpdate = null)
{
$authors_ids = $this->getAttributes()['a_id'];
$book_id = $this->getAttributes()['b_id'];
if ($isUpdate) {
self::deleteAll(['b_id' => $book_id]);
}
foreach ($authors_ids as $item) {
$model = new BookAuthorRel();
$model->b_id = $book_id;
$model->a_id = $item;
$model->save();
}
}
/**
* Updates an existing Books 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);
$model_b_a_rel = BookAuthorRel::findOne(['b_id' => $id]);
$authorsArr = Authors::authorArr();
if ($model->load(Yii::$app->request->post()) && $model_b_a_rel->load(Yii::$app->request->post())) {
$model->save();
$model_b_a_rel->saveMultiple(1);
return $this->redirect(['view', 'id' => $model->id]);
} else {
return $this->render('update', ['model' => $model, 'model_b_a_rel' => $model_b_a_rel, 'authorsArr' => $authorsArr]);
}
}
/**
* @return \yii\db\ActiveQuery
*/
public function getBookAuthorRels()
{
return $this->hasMany(BookAuthorRel::className(), ['a_id' => 'id']);
}
