Deployment\FtpServer::__construct PHP Method

    public function __construct($url, $passiveMode = TRUE)
    {
        if (!extension_loaded('ftp')) {
            throw new \Exception('PHP extension FTP is not loaded.');
        }
        $this->url = $url = is_array($url) ? $url : parse_url($url);
        if (!isset($url['scheme'], $url['user'], $url['pass']) || $url['scheme'] !== 'ftp' && $url['scheme'] !== 'ftps') {
            throw new \InvalidArgumentException("Invalid URL or missing username or password");
        } elseif ($url['scheme'] === 'ftps' && !function_exists('ftp_ssl_connect')) {
            throw new \Exception('PHP extension OpenSSL is not built statically in PHP.');
        }
        $this->passiveMode = (bool) $passiveMode;
    }