public static function registerDbConfigurations() { \EShop\Core\Database::setInstance(\EShop\Config\DatabaseConfig::DB_INSTANCE, \EShop\Config\DatabaseConfig::DB_DRIVER, \EShop\Config\DatabaseConfig::DB_USER, \EShop\Config\DatabaseConfig::DB_PASSWORD, \EShop\Config\DatabaseConfig::DB_NAME, \EShop\Config\DatabaseConfig::DB_HOST); }