modules/media/controllers/DefaultController.php
public function actionRenderRow($id)
    {
        $this->layout = false;

        if ($media = $this->findModel($id)) {
            return $this->render('mediaRow', [
                'media' => $media,
                'isNew' => true,
            ]);
        }
        return '';
    }
public function actionRenderRow($id)
    {
        $this->layout = false;

        if ($media = $this->findModel($id)) {
            return $this->render('mediaRow', [
                'media' => $media,
                'isNew' => true,
            ]);
        }
        return '';
    }
Get data about requested media and return as row
@param $id
@return string
@throws NotFoundHttpException