Delphi DLL

IMAP LastResponse and LastResponseCode

Demonstrates the IMAP LastResponse and LastResponseCode properties. Delphi DLL

uses
    Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics,
    Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.StdCtrls, Imap;

...

procedure TForm1.Button1Click(Sender: TObject);
var
success: Boolean;
imap: HCkImap;

begin
success := False;

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

imap := CkImap_Create();

// Use TLS
CkImap_putSsl(imap,True);
CkImap_putPort(imap,993);
success := CkImap_Connect(imap,'imap.gmail.com');
if (success <> True) then
  begin
    Memo1.Lines.Add(CkImap__lastErrorText(imap));
    Exit;
  end;

// Authenticate, but with an intentionally incorrect password
// so we can see the contents of the LastErrorText, and also
// the LastResponse and LastResponseCode properties.
success := CkImap_Login(imap,'my_login','my_intentionally incorrect_password');
if (success = True) then
  begin
    Memo1.Lines.Add('Successfull login, but this example is meant to demonstrate an error, such as a failed login.');
    Exit;
  end;

// Let's look at the LastErrorText, and also the LastResponse and LastResponseCode.
Memo1.Lines.Add('LastResponseCode = ' + CkImap__lastResponseCode(imap));
Memo1.Lines.Add('LastReponse = ' + CkImap__lastResponse(imap));
Memo1.Lines.Add('LastErrorText = ' + CkImap__lastErrorText(imap));

// Sample output:

// LastResponseCode = AUTHENTICATIONFAILED
// LastReponse = aaab NO [AUTHENTICATIONFAILED] Invalid credentials (Failure)
// LastErrorText = ChilkatLog:
//   Login:
//     DllDate: Oct 28 2023
//     ChilkatVersion: 9.5.0.96
//     UnlockPrefix: EXCODE
//     UnlockStatus: 2
//     Architecture: Little Endian; 64-bit
//     Language: .NET 4.5 / x64 / VS2012
//     VerboseLogging: 0
//     imapServer: imap.gmail.com
//     loginX(47ms):
//       login: my_login
//       greeting: * OK Gimap ready for requests from 98.213.102.119 w5mb285327441qtc
// 
//       authenticateLogin(47ms):
//         loginImap(47ms):
//           ConnectionType: SSL/TLS
//           ImapCmdSent: aaab LOGIN "my_login"
//           getCompleteResponse(47ms):
//             ImapCmdResp: aaab NO [AUTHENTICATIONFAILED] Invalid credentials (Failure)
//           --getCompleteResponse
//         --loginImap
//         isOK:
//           serverResponse: aaab NO [AUTHENTICATIONFAILED] Invalid credentials (Failure)
//         --isOK
//       --authenticateLogin
//     --loginX
//     Failed.
//   --Login
// --ChilkatLog

// Disconnect from the IMAP server.
success := CkImap_Disconnect(imap);

CkImap_Dispose(imap);

end;