public function connect()
 {
     $this->printLog("Connect");
     if ($this->conn_id = ftp_connect($this->host, $this->port, $this->timeout)) {
         if (ftp_login($this->conn_id, $this->user, $this->pass)) {
             $this->updateState(PR_FTP_STATE_LOGGED_IN);
             if ($status = ftp_chdir($this->conn_id, $this->cur_path)) {
                 $this->updateState(PR_FTP_STATE_TARGETED);
                 $this->updateStatus(PR_FTP_STATUS_READY);
                 $this->systype = ftp_systype($this->conn_id);
                 // TODO: make specific OS dependednt things
                 $this->printLog("OS: " . $this->systype . " " . ftp_pwd($this->conn_id));
                 // TODO: pass the mode into the module
                 ftp_pasv($this->conn_id, true);
                 unset($this->listing_cache);
                 $this->listing_cache = array();
             } else {
                 $this->updateState(PR_FTP_STATE_ERROR);
             }
         } else {
             $this->updateState(PR_FTP_STATE_DISCONNECTED);
             $this->updateStatus(PR_FTP_STATUS_NOT_READY);
         }
     } else {
         $this->updateState(PR_FTP_STATE_DISCONNECTED);
         $this->updateStatus(PR_FTP_STATUS_NOT_READY);
     }
 }

 function pwd()
 {
     $this->login();
     $dir = ftp_pwd($this->link_id);
     $this->dir = $dir;
     return $dir;
 }

 /**
  * Magic method (do not call directly).
  * @param  string  method name
  * @param  array   arguments
  * @return mixed
  * @throws MemberAccessException
  * @throws FtpException
  */
 public function __call($name, $args)
 {
     $name = strtolower($name);
     $silent = strncmp($name, 'try', 3) === 0;
     $func = $silent ? substr($name, 3) : $name;
     static $aliases = array('sslconnect' => 'ssl_connect', 'getoption' => 'get_option', 'setoption' => 'set_option', 'nbcontinue' => 'nb_continue', 'nbfget' => 'nb_fget', 'nbfput' => 'nb_fput', 'nbget' => 'nb_get', 'nbput' => 'nb_put');
     $func = 'ftp_' . (isset($aliases[$func]) ? $aliases[$func] : $func);
     if (!function_exists($func)) {
         return parent::__call($name, $args);
     }
     Tools::tryError();
     if ($func === 'ftp_connect' || $func === 'ftp_ssl_connect') {
         $this->state = array($name => $args);
         $this->resource = call_user_func_array($func, $args);
         $res = NULL;
     } elseif (!is_resource($this->resource)) {
         Tools::catchError($msg);
         throw new FtpException("Not connected to FTP server. Call connect() or ssl_connect() first.");
     } else {
         if ($func === 'ftp_login' || $func === 'ftp_pasv') {
             $this->state[$name] = $args;
         }
         array_unshift($args, $this->resource);
         $res = call_user_func_array($func, $args);
         if ($func === 'ftp_chdir' || $func === 'ftp_cdup') {
             $this->state['chdir'] = array(ftp_pwd($this->resource));
         }
     }
     if (Tools::catchError($msg) && !$silent) {
         throw new FtpException($msg);
     }
     return $res;
 }

 public function exists($path)
 {
     if (!$this->stream) {
         $this->connectAndLogin();
     }
     $pwd = ftp_pwd($this->stream);
     // try to change directory to see if it is an existing directory
     $result = @ftp_chdir($this->stream, $path);
     if (true === $result) {
         ftp_chdir($this->stream, $pwd);
         // change back to the original directory
         return true;
     } else {
         // list the parent directory and check if the file exists
         $parent = dirname($path);
         $options = '-a';
         // list hidden
         $result = ftp_rawlist($this->stream, $options . ' ' . $parent);
         if (false !== $result) {
             foreach ($result as $line) {
                 if (false !== ($pos = strrpos($line, basename($path)))) {
                     return true;
                 }
             }
         }
     }
     return false;
 }

 public function getListing()
 {
     $dir = $this->directory;
     // Parse directory to parts
     $parsed_dir = trim($dir, '/');
     $this->parts = empty($parsed_dir) ? array() : explode('/', $parsed_dir);
     // Find the path to the parent directory
     if (!empty($parts)) {
         $copy_of_parts = $parts;
         array_pop($copy_of_parts);
         if (!empty($copy_of_parts)) {
             $this->parent_directory = '/' . implode('/', $copy_of_parts);
         } else {
             $this->parent_directory = '/';
         }
     } else {
         $this->parent_directory = '';
     }
     // Connect to the server
     if ($this->ssl) {
         $con = @ftp_ssl_connect($this->host, $this->port);
     } else {
         $con = @ftp_connect($this->host, $this->port);
     }
     if ($con === false) {
         $this->setError(JText::_('FTPBROWSER_ERROR_HOSTNAME'));
         return false;
     }
     // Login
     $result = @ftp_login($con, $this->username, $this->password);
     if ($result === false) {
         $this->setError(JText::_('FTPBROWSER_ERROR_USERPASS'));
         return false;
     }
     // Set the passive mode -- don't care if it fails, though!
     @ftp_pasv($con, $this->passive);
     // Try to chdir to the specified directory
     if (!empty($dir)) {
         $result = @ftp_chdir($con, $dir);
         if ($result === false) {
             $this->setError(JText::_('FTPBROWSER_ERROR_NOACCESS'));
             return false;
         }
     } else {
         $this->directory = @ftp_pwd($con);
         $parsed_dir = trim($this->directory, '/');
         $this->parts = empty($parsed_dir) ? array() : explode('/', $parsed_dir);
         $this->parent_directory = $this->directory;
     }
     // Get a raw directory listing (hoping it's a UNIX server!)
     $list = @ftp_rawlist($con, '.');
     ftp_close($con);
     if ($list === false) {
         $this->setError(JText::_('FTPBROWSER_ERROR_UNSUPPORTED'));
         return false;
     }
     // Parse the raw listing into an array
     $folders = $this->parse_rawlist($list);
     return $folders;
 }

 /**
  * Store it locally
  * @param  string $fullPath    Full path from local system being saved
  * @param  string $filename Filename to use on saving
  */
 public function store($fullPath, $filename)
 {
     if ($this->connection == false) {
         $result = array('error' => 1, 'message' => "Unable to connect to ftp server!");
         return $result;
     }
     //prepare dir path to be valid :)
     $this->remoteDir = rtrim($this->remoteDir, "/") . "/";
     try {
         $originalDirectory = ftp_pwd($this->connection);
         // test if you can change directory to remote dir
         // suppress errors in case $dir is not a file or not a directory
         if (@ftp_chdir($this->connection, $this->remoteDir)) {
             // If it is a directory, then change the directory back to the original directory
             ftp_chdir($this->connection, $originalDirectory);
         } else {
             if (!ftp_mkdir($this->connection, $this->remoteDir)) {
                 $result = array('error' => 1, 'message' => "Remote dir does not exist and unable to create it!");
             }
         }
         //save file to local dir
         if (!ftp_put($this->connection, $this->remoteDir . $filename, $fullPath, FTP_BINARY)) {
             $result = array('error' => 1, 'message' => "Unable to send file to ftp server");
             return $result;
         }
         //prepare and return result
         $result = array('storage_path' => $this->remoteDir . $filename);
         return $result;
     } catch (Exception $e) {
         //unable to copy file, return error
         $result = array('error' => 1, 'message' => $e->getMessage());
         return $result;
     }
 }

function subida_script($ftp_server, $ftp_user, $ftp_pass)
{
    // set up basic connection
    $conn_id = ftp_connect($ftp_server);
    if (!$conn_id) {
        echo "<div class='alert alert-warning' style='width:300px;margin:auto'>Connection established</div>";
    }
    // login with username and password
    $login_result = ftp_login($conn_id, $ftp_user, $ftp_pass);
    if ($login_result) {
        echo "<div class='alert alert-success' style='width:300px;margin:auto'>Connection established</div>";
    }
    ftp_chdir($conn_id, 'public_html');
    ftp_mkdir($conn_id, 'search');
    ftp_chdir($conn_id, 'search');
    ftp_mkdir($conn_id, 'css');
    ftp_chdir($conn_id, 'css');
    echo ftp_pwd($conn_id);
    ftp_chdir($conn_id, '../../autotienda/search');
    echo ftp_pwd($conn_id);
    //Uploading files...
    //to be uploaded
    $file = "search/.htaccess";
    $fp = fopen($file, 'r');
    ftp_fput($conn_id, $file, $fp, FTP_ASCII);
    echo ftp_pwd($conn_id);
    // close the connection
    ftp_close($conn_id);
    fclose($fp);
}

 /**
  * Récupère la liste des fichiers en fonction du pointeur
  *
  * @require class FileFolder
  *
  * @param  string $path                 -> Le chemin du répertoire à lister
  * @param  array  $hidden_folders       -> Les dossiers à masquer : array('dossier1', 'dossier2);
  * @param  array  $hidden_files         -> Les fichiers ou extension à masquer : array('Thumbs.db', 'index.php', 'exe');
  * @return array ['path'], ['folders'], ['files']
  */
 public static function getFiles($path = null, $hidden_folders = array(), $hidden_files = array())
 {
     // Si la class FileFolder est instanciée
     if (class_exists('FileFolder')) {
         // Initialisation
         $out = array('path' => null, 'folders' => null, 'files' => null);
         $link = self::connection();
         // Si la connexion à réussie
         if (is_resource($link)) {
             // Si aucun chemin n'est spécifié, on récupère le dossier courant
             if ($path == null) {
                 $path = @ftp_pwd($link);
             }
             $out['path'] = $path;
             // Liste des fichiers
             $files = ftp_rawlist($link, $path);
             if (count($files) > 0) {
                 foreach ($files as $file) {
                     // Parse
                     $data = preg_split("#[\\s]+#", $file, 9);
                     // Si c'est un dossier
                     if ($data[0][0] === 'd') {
                         // Si le dossier n'est pas parmi les dossiers masqués
                         if ($data[8] != '.' && $data[8] != '..' && !in_array($data[8], $hidden_folders)) {
                             $out['folders'][$data[8]]['items'] = $data[1];
                             $out['folders'][$data[8]]['mtime'] = date('d/m/Y H:i:s', strtotime($data[5] . ' ' . $data[6] . ' ' . $data[7]));
                             $out['folders'][$data[8]]['chmod'] = $data[0];
                             $out['folders'][$data[8]]['user'] = $data[2];
                             $out['folders'][$data[8]]['group'] = $data[3];
                         }
                     } else {
                         // Si c'est un fichier different des fichiers masqués
                         if (!in_array($data[8], $hidden_files)) {
                             // Si le fichier est différent d'une extension masquée
                             if (!in_array(FileFolder::getFilenameExtension($data[8]), $hidden_files)) {
                                 $out['files'][$data[8]]['size'] = FileFolder::formatSize($data[4]);
                                 $out['files'][$data[8]]['ext'] = FileFolder::getFilenameExtension($data[8]);
                                 $out['files'][$data[8]]['type'] = FileFolder::getFileType($data[8]);
                                 $out['files'][$data[8]]['mtime'] = date('d/m/Y H:i:s', strtotime($data[5] . ' ' . $data[6] . ' ' . $data[7]));
                                 $out['files'][$data[8]]['chmod'] = $data[0];
                                 $out['files'][$data[8]]['user'] = $data[2];
                                 $out['files'][$data[8]]['group'] = $data[3];
                             }
                         }
                     }
                 }
             }
             // Déconnexion
             self::disconnection($link);
             // Retour
             return $out;
         } else {
             return $link;
         }
     } else {
         return 'class FileFolder no exists';
     }
 }

 public static function CheckDir($dirname, $conn)
 {
     $origin = ftp_pwd($conn);
     if (@ftp_chdir($conn, $dirname)) {
         ftp_chdir($conn, $origin);
         return ftp_nlist($conn, $dirname);
     }
     return false;
 }

 /**
  * Get current directory
  */
 public function pwd()
 {
     Logger::log('pwd ');
     $result = ftp_pwd($this->connectionId);
     if (empty($result)) {
         Logger::log('pwd command return false');
     }
     return $result;
 }

function ftp_is_dir($ftp, $dir)
{
    $pushd = ftp_pwd($ftp);
    if ($pushd !== false && @ftp_chdir($ftp, $dir)) {
        ftp_chdir($ftp, $pushd);
        return true;
    }
    return false;
}

 /**
  * Vérifie si le chemin pointe sur un fichier sur le serveur.
  *
  * @param string $dirname
  * @return bool
  */
 public function isDirectory($dirname)
 {
     $tmp = ftp_pwd($this->ftp);
     $r = false;
     if (ftp_chdir($this->ftp, $dirname)) {
         $r = true;
         ftp_chdir($this->ftp, $tmp);
     }
     return $r;
 }

function ftp_is_dir($ftp_stream, $dir)
{
    $original_directory = ftp_pwd($ftp_stream);
    if (@ftp_chdir($ftp_stream, $dir)) {
        ftp_chdir($ftp_stream, $original_directory);
        return true;
    } else {
        return false;
    }
}

 public function is_dir($strPath)
 {
     $origin = @ftp_pwd($this->objFTP);
     if (@ftp_chdir($this->objFTP, $strPath)) {
         ftp_chdir($this->objFTP, $origin);
         return true;
     } else {
         return false;
     }
 }

 public function ftp_is_dir($dir)
 {
     $orig_rid = ftp_pwd($this->ftp_conn);
     if (@ftp_chdir($this->ftp_conn, $dir)) {
         ftp_chdir($this->ftp_conn, $orig_rid);
         return true;
     } else {
         return false;
     }
 }

 /**
  * {@inheritdoc}
  */
 public function isDirectory($path)
 {
     $result = FALSE;
     $curr = ftp_pwd($this->connection);
     if (@ftp_chdir($this->connection, $path)) {
         $result = TRUE;
     }
     ftp_chdir($this->connection, $curr);
     return $result;
 }

 public function changeDir($directory)
 {
     if (ftp_chdir($this->connectionId, $directory)) {
         $this->logMessage('Current directory is now: ' . ftp_pwd($this->connectionId));
         return true;
     } else {
         $this->logMessage('Couldn\'t change directory');
         return false;
     }
 }

 /**
  * 检测上传根目录
  * @param string $rootpath   根目录
  * @return boolean true-检测通过，false-检测失败
  */
 public function checkRootPath($rootpath)
 {
     /* 设置根目录 */
     $this->rootPath = ftp_pwd($this->link) . '/' . ltrim($rootpath, '/');
     if (!@ftp_chdir($this->link, $this->rootPath)) {
         $this->error = '上传根目录不存在！';
         return false;
     }
     return true;
 }

 public function changeDir($directory)
 {
     if (ftp_chdir($this->connectionId, $directory)) {
         $this->logMessage('Þu anda baðlý olunan klasör: ' . ftp_pwd($this->connectionId));
         return true;
     } else {
         $this->logMessage('Klasör deðiþtirilemedi');
         return false;
     }
 }

 public function pwd()
 {
     if (!is_resource($this->resource)) {
         throw new ConnectionException('Connection is not open');
     }
     if (false !== ($pwd = @ftp_pwd($this->resource))) {
         return $pwd;
     } else {
         throw new ConnectionException('Unable to get working directory');
     }
 }