public static function get($mShopId)
    {
        $sSQL = 'SELECT 1 FROM oxshops WHERE oxid = %s';
        $oDb = DatabaseProvider::getDb();

        if (!$oDb->getOne(sprintf($sSQL, $oDb->quote($mShopId)))) { // invalid shop id
            // Not using oxConfig::_isValidShopId() because its not static, but YES it should be
            return null;
        }

        return new ShopConfig($mShopId);
    }