/**
* @return Gpf_File_DownloadDriver
*/
protected function getFileDriver()
{
try {
$this->check();
$this->file->load();
return $this->file->createDriver();
} catch (Gpf_DbEngine_NoRow $e) {
throw new Exception($this->_("File does not exist"));
} catch (Exception $e) {
throw new Exception($e->getMessage());
}
}
