Adldap\Adldap::connect PHP Method

    public function connect($name = null, $username = null, $password = null)
    {
        $provider = $name ? $this->getProvider($name) : $this->getDefaultProvider();
        return $provider->connect($username, $password);
    }

 public static function createConnection(array $config)
 {
     $ad = new Adldap();
     $ad->addProvider('default', new Provider($config));
     $ad->connect('default');
     return $ad;
 }