think\db\connector\Mysql::parseDsn PHP Метод

    protected function parseDsn($config)
    {
        $dsn = 'mysql:dbname=' . $config['database'] . ';host=' . $config['hostname'];
        if (!empty($config['hostport'])) {
            $dsn .= ';port=' . $config['hostport'];
        } elseif (!empty($config['socket'])) {
            $dsn .= ';unix_socket=' . $config['socket'];
        }
        if (!empty($config['charset'])) {
            $dsn .= ';charset=' . $config['charset'];
        }
        return $dsn;
    }