/**
* Updates an existing Skill 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);
$model->scenario = 'update';
if ($model->load(Yii::$app->request->post())) {
$oldImg = $model->image;
$old_parents = $model->parents;
MyModel::upload($model);
if ($model->save()) {
MyModel::updateParents($model);
MyModel::updateChildParents($model, $old_parents);
if ($oldImg != $model->image && $model->image != '') {
MyModel::deleteFile($oldImg);
}
return $this->redirect(['view', 'id' => $model->id]);
}
return $this->render('update', ['model' => $model]);
} else {
return $this->render('update', ['model' => $model]);
}
}
