public function actionUpload($model_id, $object_id, $tag)
{
if ($object_id == 0) {
$object_id = 'tmp_' . Yii::app()->user->id;
}
$model = new MediaFile('insert');
$model->object_id = $object_id;
$model->model_id = $model_id;
$model->tag = $tag;
if ($model->saveFile() && $model->userCanEdit() && $model->save()) {
$this->sendFilesAsJson([$model]);
} else {
echo CJSON::encode(['textStatus' => $model->error]);
}
}