public function actionAdmin()
{
$model = new PfOrderItems('search');
$scopes = $model->scopes();
if (isset($scopes[$this->scope])) {
$model->{$this->scope}();
}
$model->unsetAttributes();
if (isset($_GET['PfOrderItems'])) {
$model->attributes = $_GET['PfOrderItems'];
}
$this->render('admin', ['model' => $model]);
}
