public function listFiles($path = '/./')
    {
        $handle = opendir('ssh2.sftp://' . (string) $this->ftpConnection . $path);

        $files = [];

        while (($file = readdir($handle)) !== false) {

            if ($file === '.' || $file === '..') continue;

            $files[] = $file;
        }

        closedir($handle);

        return $files;
    }