Upload Text to an FTP Server (StringBuilder)

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Demonstrates the Chilkat Ftp2.PutFileSb method, which encodes the text in a StringBuilder and uploads it to a remote path. The arguments are the StringBuilder, the charset, whether to include a byte-order mark, and the remote file path.

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,
  Chilkat.StringBuilder;

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

procedure RunDemo;
var
  success: Boolean;
  ftp: TFtp2;
  sb: TStringBuilder;
  includeBom: Boolean;

begin
  success := False;

  //  Demonstrates the Ftp2.PutFileSb method, which encodes the text in a StringBuilder and uploads
  //  it to a remote path.  The 1st argument is the StringBuilder, the 2nd is the charset, the 3rd
  //  selects whether a byte-order mark is included, and the 4th is the remote file path.

  ftp := TFtp2.Create;

  ftp.Hostname := 'ftp.example.com';
  ftp.Username := 'myFtpLogin';

  //  Normally you would not hard-code the password in source.  You should instead obtain it
  //  from an interactive prompt, environment variable, or a secrets vault.
  ftp.Password := 'myPassword';

  success := ftp.Connect();
  if (success = False) then
    begin
      WriteLn(ftp.LastErrorText);
      Exit;
    end;

  //  Build the text to upload.
  sb := TStringBuilder.Create;
  sb.Append('name,quantity' + #10);
  sb.Append('widgets,42' + #10);

  //  Upload as UTF-8 without a byte-order mark.
  includeBom := False;
  success := ftp.PutFileSb(sb,'utf-8',includeBom,'public_html/inventory.csv');
  if (success = False) then
    begin
      WriteLn(ftp.LastErrorText);
      Exit;
    end;
  WriteLn('Uploaded text file.');

  success := ftp.Disconnect();
  if (success = False) then
    begin
      WriteLn(ftp.LastErrorText);
      Exit;
    end;


  ftp.Free;
  sb.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.