FTP Adapter

// The internal adapter
$adapter = new League\Flysystem\Ftp\FtpAdapter(
    // Connection options
    League\Flysystem\Ftp\FtpConnectionOptions::fromArray([
        'host' => 'hostname', // required
        'root' => '/root/path/', // required
        'username' => 'username', // required
        'password' => 'password', // required
        'port' => 21,
        'ssl' => false,
        'timeout' => 90,
        'utf8' => false,
        'passive' => true,
        'transferMode' => FTP_BINARY,
        'systemType' => null, // 'windows' or 'unix'
        'ignorePassiveAddress' => null, // true or false
        'timestampsOnUnixListingsEnabled' => false, // true or false
        'recurseManually' => true // true 
    ])
);

// The FilesystemOperator
$filesystem = new League\Flysystem\Filesystem($adapter);

// The internal adapter
$adapter = new League\Flysystem\Ftp\FtpAdapter(
    // Connection options
    League\Flysystem\Ftp\FtpConnectionOptions::fromArray([
        'host' => 'hostname', // required
        'root' => '/root/path/', // required
        'username' => 'username', // required
        'password' => 'password', // required
    ]),
    new League\Flysystem\Ftp\FtpConnectionProvider(),
    new League\Flysystem\Ftp\NoopCommandConnectivityChecker(),
    new League\Flysystem\UnixVisibility\PortableVisibilityConverter()
);

// The FilesystemOperator
$filesystem = new League\Flysystem\Filesystem($adapter);