/**
* Deletes an existing Blog model.
* If deletion is successful, the browser will be redirected to the 'index' page.
* @param integer $id
* @return mixed
*/
public function actionDelete($id)
{
$model = $this->findModel($id);
foreach (BlogTag::find()->where(['blog_id' => $model->id])->with('tag')->all() as $removedItem) {
$removedItem->tag->frequency--;
$removedItem->tag->save();
$removedItem->delete();
}
$model->delete();
return $this->redirect(['index']);
}
/**
* @return \yii\db\ActiveQuery
*/
public function getBlogTag()
{
return $this->hasOne(BlogTag::className(), ['blog_id' => 'id']);
}