Pascal (Lazarus/Delphi)

Get FTP File Permissions

See more FTP Examples

_LANGUAGE_ example showing how to retrieve file permissions (via FTP) for each file in a remote directory. Pascal (Lazarus/Delphi)

program ChilkatDemo;

// Demonstrates using the Chilkat Pascal wrapper via the C bridge DLL.
// Builds as a console application under Lazarus (FPC) or Delphi.

{$IFDEF FPC}
  {$MODE DELPHI}
{$ENDIF}
{$APPTYPE CONSOLE}

uses
  {$IFDEF UNIX}
  cthreads,
  {$ENDIF}
  SysUtils,
  CkDllLoader,
  Chilkat.Ftp2;

// ---------------------------------------------------------------------------

procedure RunDemo;
var
  success: Boolean;
  ftp: TFtp2;
  i: Integer;
  n: Integer;

begin
  success := False;

  //  This example requires the Chilkat API to have been previously unlocked.
  //  See Global Unlock Sample for sample code.

  ftp := TFtp2.Create;

  //  Set the various properties to establish the connection.
  ftp.Hostname := 'ftp.example.com';
  ftp.Username := 'login';
  ftp.Password := 'password';

  //  If SSL/TLS is required..
  //  See http://www.cknotes.com/determining-ftp2-connection-settings/ 
  //  for more information.
  ftp.AuthTls := True;
  ftp.PassiveUseHostAddr := True;

  //  Connect to the FTP server:
  success := ftp.ConnectOnly();
  if (success <> True) then
    begin
      WriteLn(ftp.LastErrorText);
      Exit;
    end;

  //  Authenticate with the FTP server.
  success := ftp.LoginAfterConnectOnly();
  if (success <> True) then
    begin
      WriteLn(ftp.LastErrorText);
      Exit;
    end;

  //  To get file permissions in UNIX format, disallow MSLD:
  ftp.AllowMlsd := False;

  //  To get file and sub-directory information, simply
  //  loop from 0 to ftp.GetDirCount() - 1
  i := 0;
  n := ftp.GetDirCount();
  if (n < 0) then
    begin
      WriteLn(ftp.LastErrorText);
      Exit;
    end;

  //  Show the type of permissions information that is available.
  //  The two most common types are "mlsd" and "unix".  See the
  //  online reference documentation for more information.
  if (n > 0) then
    begin
      WriteLn('The permissions format is: ' + ftp.GetPermType(0));
    end;

  while i < n do
    begin

      //  Display the permissions and filename
      WriteLn(ftp.GetPermissions(i) + ' ' + ftp.GetFilename(i));

      i := i + 1;
    end;

  //  Assuming MLSD was possible, let's see the file permissions in MLSD format:
  ftp.AllowMlsd := True;

  //  Clear the directory cache so we're forced to re-fetch the directory listing:
  ftp.ClearDirCache();

  n := ftp.GetDirCount();
  if (n < 0) then
    begin
      WriteLn(ftp.LastErrorText);
      Exit;
    end;

  //  Show the type of permissions information that is available.
  //  The two most common types are "mlsd" and "unix".  See the
  //  online reference documentation for more information.
  if (n > 0) then
    begin
      WriteLn('----');
      WriteLn('The permissions format is: ' + ftp.GetPermType(0));
    end;

  i := 0;
  while i < n do
    begin

      //  Display the permissions and filename
      WriteLn(ftp.GetPermissions(i) + ' ' + ftp.GetFilename(i));

      i := i + 1;
    end;

  success := ftp.Disconnect();


  ftp.Free;

end;

// ---------------------------------------------------------------------------

begin

  try
    RunDemo;
  except
    on E: Exception do
      WriteLn('Unhandled exception: ', E.ClassName, ': ', E.Message);
  end;

  WriteLn;
  {$IFDEF MSWINDOWS}
  WriteLn('Press Enter to exit...');
  ReadLn;
  {$ENDIF}
end.