/**
* Updates an existing Blog 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);
if (Blog::saveImageAndModel($model, Yii::$app->request->post())) {
return $this->redirect(['view', 'id' => $model->id]);
}
return $this->render('update', ['model' => $model]);
}