public function downloadAction()
    {
        $model = $this->getModel();
        $model->applyRequest($this->getRequest());

        $fileData = $model->loadFirst();

        header('Content-Type: application/x-download');
        header('Content-Length: '.$fileData['size']);
        header('Content-Disposition: inline; filename="'.$fileData['filename'].'"');
        header('Pragma: public');

        echo $fileData['content'];
        exit();
    }