org\Upload::setDriver PHP Метод

    private function setDriver($driver = null, $config = null)
    {
        $driver = $driver ?: $this->config['driver'];
        $config = $config ?: $this->config['driverConfig'];
        $class = strpos($driver, '\\') ? $driver : '\\org\\upload\\driver\\' . ucfirst(strtolower($driver));
        $this->uploader = new $class($config);
    }