class FTPExtension in Drupal 9

Defines a file transfer class using the PHP FTP extension.

Hierarchy

• class \Drupal\Core\FileTransfer\FileTransfer
  • class \Drupal\Core\FileTransfer\FTP
    • class \Drupal\Core\FileTransfer\FTPExtension implements ChmodInterface

File

core/lib/Drupal/Core/FileTransfer/FTPExtension.php, line 8

Namespace

Drupal\Core\FileTransfer

class FTPExtension extends FTP implements ChmodInterface {

  /**
   * {@inheritdoc}
   */
  public function connect() {
    $this->connection = ftp_connect($this->hostname, $this->port);
    if (!$this->connection) {
      throw new FileTransferException("Cannot connect to FTP Server, check settings");
    }
    if (!ftp_login($this->connection, $this->username, $this->password)) {
      throw new FileTransferException("Cannot log in to FTP server. Check username and password");
    }
  }

  /**
   * {@inheritdoc}
   */
  protected function copyFileJailed($source, $destination) {
    if (!@ftp_put($this->connection, $destination, $source, FTP_BINARY)) {
      throw new FileTransferException("Cannot move @source to @destination", 0, [
        "@source" => $source,
        "@destination" => $destination,
      ]);
    }
  }

  /**
   * {@inheritdoc}
   */
  protected function createDirectoryJailed($directory) {
    if (!ftp_mkdir($this->connection, $directory)) {
      throw new FileTransferException("Cannot create directory @directory", 0, [
        "@directory" => $directory,
      ]);
    }
  }

  /**
   * {@inheritdoc}
   */
  protected function removeDirectoryJailed($directory) {
    $pwd = ftp_pwd($this->connection);
    if (!ftp_chdir($this->connection, $directory)) {
      throw new FileTransferException("Unable to change the current directory to @directory", 0, [
        '@directory' => $directory,
      ]);
    }
    $list = @ftp_nlist($this->connection, '.');
    if (!$list) {
      $list = [];
    }
    foreach ($list as $item) {
      if ($item == '.' || $item == '..') {
        continue;
      }
      if (@ftp_chdir($this->connection, $item)) {
        ftp_cdup($this->connection);
        $this
          ->removeDirectory(ftp_pwd($this->connection) . '/' . $item);
      }
      else {
        $this
          ->removeFile(ftp_pwd($this->connection) . '/' . $item);
      }
    }
    ftp_chdir($this->connection, $pwd);
    if (!ftp_rmdir($this->connection, $directory)) {
      throw new FileTransferException("Unable to remove the directory @directory", 0, [
        '@directory' => $directory,
      ]);
    }
  }

  /**
   * {@inheritdoc}
   */
  protected function removeFileJailed($destination) {
    if (!ftp_delete($this->connection, $destination)) {
      throw new FileTransferException("Unable to remove the file @file", 0, [
        '@file' => $destination,
      ]);
    }
  }

  /**
   * {@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;
  }

  /**
   * {@inheritdoc}
   */
  public function isFile($path) {
    return ftp_size($this->connection, $path) != -1;
  }

  /**
   * {@inheritdoc}
   */
  public function chmodJailed($path, $mode, $recursive) {
    if (!ftp_chmod($this->connection, $mode, $path)) {
      throw new FileTransferException("Unable to set permissions on %file", 0, [
        '%file' => $path,
      ]);
    }
    if ($this
      ->isDirectory($path) && $recursive) {
      $filelist = @ftp_nlist($this->connection, $path);
      if (!$filelist) {

        // empty directory - returns false
        return;
      }
      foreach ($filelist as $file) {
        $this
          ->chmodJailed($file, $mode, $recursive);
      }
    }
  }

}

Members

Name	Modifiers	Type	Description	Overrides
FileTransfer::$hostname	protected	property	The hostname for this file transfer.
FileTransfer::$password	protected	property	The password for this file transfer.	1
FileTransfer::$port	protected	property	The port for this file transfer.	1
FileTransfer::$username	protected	property	The username for this file transfer.	1
FileTransfer::checkPath	final protected	function	Checks that the path is inside the jail and throws an exception if not.
FileTransfer::chmod	final public	function	Changes the permissions of the specified $path (file or directory).
FileTransfer::copyDirectory	final public	function	Copies a directory.
FileTransfer::copyDirectoryJailed	protected	function	Copies a directory.	1
FileTransfer::copyFile	final public	function	Copies a file.
FileTransfer::createDirectory	final public	function	Creates a directory.
FileTransfer::findChroot	public	function	Returns the chroot property for this connection.
FileTransfer::fixRemotePath	final protected	function	Returns a modified path suitable for passing to the server.
FileTransfer::removeDirectory	final public	function	Removes a directory.
FileTransfer::removeFile	final public	function	Removes a file.
FileTransfer::sanitizePath	public	function	Changes backslashes to slashes, also removes a trailing slash.
FileTransfer::setChroot	public	function	Sets the chroot and changes the jail to match the correct path scheme.
FileTransfer::__get	public	function	Implements the magic __get() method.
FTP::factory	public static	function	Defines a factory method for this class. Overrides FileTransfer::factory
FTP::getSettingsForm	public	function	Returns a form to collect connection settings credentials. Overrides FileTransfer::getSettingsForm
FTP::__construct	public	function	Constructs a Drupal\Core\FileTransfer\FileTransfer object. Overrides FileTransfer::__construct
FTPExtension::chmodJailed	public	function	Changes the permissions of the file / directory specified in $path. Overrides ChmodInterface::chmodJailed
FTPExtension::connect	public	function	Connects to the server. Overrides FileTransfer::connect
FTPExtension::copyFileJailed	protected	function	Copies a file. Overrides FileTransfer::copyFileJailed
FTPExtension::createDirectoryJailed	protected	function	Creates a directory. Overrides FileTransfer::createDirectoryJailed
FTPExtension::isDirectory	public	function	Checks if a particular path is a directory. Overrides FileTransfer::isDirectory
FTPExtension::isFile	public	function	Checks if a particular path is a file (not a directory). Overrides FileTransfer::isFile
FTPExtension::removeDirectoryJailed	protected	function	Removes a directory. Overrides FileTransfer::removeDirectoryJailed
FTPExtension::removeFileJailed	protected	function	Removes a file. Overrides FileTransfer::removeFileJailed