Basecoat\DB::getServerInstance PHP Method

    public static function getServerInstance($serverKey, $new = false)
    {
        if (!isset(self::$servers[$serverKey])) {
            self::$errors[] = array('connection' => 'config', 'code' => 'n/a', 'msg' => 'Invalid server configuration key (' . $serverKey . ')');
            return -1;
        }
        if (!isset(self::$instances[$serverKey])) {
            // No instances, create one
            self::$instances[$serverKey][] = new DB(self::$servers[$serverKey]);
        } elseif ($new) {
            // Instance exists, but force creation of a new one
            self::$instances[$serverKey][] = new DB(self::$servers[$serverKey]);
            // check if timeout value needs to be set
            if (isset(self::$servers[$serverKey]['timeout'])) {
                self::$instances[$serverKey][count(self::$instances[$serverKey]) - 1]->setConnectTimeout(self::$servers[$serverKey]['timeout']);
            }
            return self::$instances[$serverKey][count(self::$instances[$serverKey]) - 1];
        } elseif (is_object(self::$instances[$serverKey][0])) {
            // return first existing instance, providing it still exists
        } else {
            // Instance exists, but is no longer an object
            self::$instances[$serverKey][0] = new DB(self::$servers[$serverKey]);
        }
        // check if timeout value needs to be set
        if (isset(self::$servers[$serverKey]['timeout'])) {
            self::$instances[$serverKey][0]->setConnectTimeout(self::$servers[$serverKey]['timeout']);
        }
        return self::$instances[$serverKey][0];
    }