private function download()
    {
        $file = (string) gps('file');

        try {
            $backups = $this->getBackups();
        } catch (Exception $e) {
        }

        if (empty($backups) || !isset($backups[$file])) {
            $this->browser(array(gTxt('rah_backup_can_not_download'), E_ERROR));
            return;
        }

        extract($backups[$file]);

        @ini_set('zlib.output_compression', 'Off');
        @set_time_limit(0);
        @ignore_user_abort(true);

        ob_clean();
        header('Content-Description: File Download');
        header('Content-Type: application/octet-stream');
        header('Content-Disposition: attachment; filename="'.$name.'"; size="'.$size.'"');
        header('Content-Transfer-Encoding: binary');
        header('Expires: 0');
        header('Cache-Control: private');
        header('Content-Length: '.$size);
        ob_flush();
        flush();

        if ($f = fopen($path, 'rb')) {
            while(!feof($f) && connection_status() == 0) {
                echo fread($f, 1024*64);
                ob_flush();
                flush();
            }

            fclose($f);
        }

        exit;
    }