Pascal (Lazarus/Delphi)

Download Text File into String Variable

See more FTP Examples

Download a text file directly into a string variable. 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;
  fileContents: string;

begin
  success := False;

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

  ftp := TFtp2.Create;

  ftp.Hostname := 'ftp.someFtpServer.com';
  ftp.Username := 'myFtpUserAccount';
  ftp.Password := 'myFtpPassword';

  //  Set other possible settings...
  //  See http://www.cknotes.com/determining-ftp2-connection-settings/ 
  //  for more information about FTP connection settings.
  ftp.Passive := True;
  ftp.AuthTls := True;

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

  //  Change to the remote directory where the existing file is located.
  success := ftp.ChangeRemoteDir('junk');
  if (success <> True) then
    begin
      WriteLn(ftp.LastErrorText);
      Exit;
    end;

  //  Download the contents of the remote file into a string variable.

  //  The GetRemoteFileTextData method assumes the remote file contains ANSI chars.
  //  To download text files containing non-ANSI text, such as utf-8, call GetRemoteFileTextC
  //  instead. (see below)
  fileContents := ftp.GetRemoteFileTextData('ansiText.txt');
  if (ftp.LastMethodSuccess <> True) then
    begin
      WriteLn(ftp.LastErrorText);
      Exit;
    end
  else
    begin
      WriteLn(fileContents);
    end;

  //  To download a remote text file containing utf-8 chars, 
  //  call GetRemoteFileTextC and pass "utf-8" for the 2nd arg.  This tells
  //  Chilkat to interpret the incoming bytes according to the utf-8 character encoding.

  fileContents := ftp.GetRemoteFileTextC('utf8Text.txt','utf-8');
  if (ftp.LastMethodSuccess <> True) then
    begin
      WriteLn(ftp.LastErrorText);
      Exit;
    end
  else
    begin
      WriteLn(fileContents);
    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.