Pascal (Lazarus/Delphi)

Forward an Email using CreateForward

See more Email Object Examples

Reads an email from an IMAP server, creates a forward version of the email using the CreateForward method, and sends the email to another recipient. 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.MailMan,
  Chilkat.StringBuilder,
  Chilkat.Imap,
  Chilkat.Email;

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

procedure RunDemo;
var
  success: Boolean;
  imap: TImap;
  numEmails: Integer;
  email: TEmail;
  eForward: TEmail;
  sbHtmlBody: TStringBuilder;
  sbPtBody: TStringBuilder;
  mailman: TMailMan;

begin
  success := False;

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

  //  Read the 1st (most recent) email in an Inbox.
  imap := TImap.Create;

  //  Connect to an IMAP server.
  imap.Ssl := True;
  imap.Port := 993;
  success := imap.Connect('imap.example.com');
  if (success = False) then
    begin
      WriteLn(imap.LastErrorText);
      Exit;
    end;

  //  Login
  success := imap.Login('myLogin','myPassword');
  if (success = False) then
    begin
      WriteLn(imap.LastErrorText);
      Exit;
    end;

  //  Select an IMAP mailbox
  success := imap.SelectMailbox('Inbox');
  if (success = False) then
    begin
      WriteLn(imap.LastErrorText);
      Exit;
    end;

  numEmails := imap.NumMessages;

  //  Fetch the email at the last sequence number.
  //  (We are assuming the Inbox has at least 1 email)

  email := TEmail.Create;
  success := imap.FetchEmail(False,numEmails,False,email);
  if (success = False) then
    begin
      WriteLn(imap.LastErrorText);
      Exit;
    end;

  //  Disconnect from the IMAP server.
  imap.Disconnect();

  WriteLn(email.Subject);

  eForward := TEmail.Create;
  success := email.ToForward(eForward);
  if (success = False) then
    begin
      WriteLn(email.LastErrorText);
      Exit;
    end;

  //  The eForward email has no To or CC recipients yet.
  //  Add one or more..
  eForward.AddTo('Joe','joe@example.com');

  //  We also need to specify the From name/address.
  eForward.FromAddress := 'matt@someMailServer.com';
  eForward.FromName := 'Matt';

  //  If we wish to add text at the start of the email body:
  sbHtmlBody := TStringBuilder.Create;
  if (eForward.HasHtmlBody() = True) then
    begin
      sbHtmlBody.Append(eForward.GetHtmlBody());
      sbHtmlBody.Prepend('<p>Hello, this is an email I''m forwarding to you...</p>');
      eForward.SetHtmlBody(sbHtmlBody.GetAsString());
    end;
  sbPtBody := TStringBuilder.Create;
  if (eForward.HasPlainTextBody() = True) then
    begin
      sbPtBody.Append(eForward.GetPlainTextBody());
      sbPtBody.Prepend('Hello, this is an email I''m forwarding to you...' + #13#10 + #13#10);
      eForward.SetTextBody(sbPtBody.GetAsString(),'text/plain');
    end;

  //  We could save the .eml, then double-click on it to view in our mail program, such as Outlook or Thunderbird..
  eForward.SaveEml('qa_output/forward.eml');

  //  We could send (forward) the email..
  mailman := TMailMan.Create;

  mailman.SmtpHost := 'smtp.example.com';
  mailman.SmtpUsername := 'myLogin';
  mailman.SmtpPassword := 'myPassword';
  mailman.SmtpPort := 587;
  mailman.StartTLS := True;

  success := mailman.SendEmail(eForward);
  if (success = False) then
    begin
      WriteLn(mailman.LastErrorText);
      Exit;
    end;

  success := mailman.CloseSmtpConnection();
  if (success <> True) then
    begin
      WriteLn('Connection to SMTP server not closed cleanly.');
    end;

  WriteLn('Mail Sent!');


  imap.Free;
  email.Free;
  eForward.Free;
  sbHtmlBody.Free;
  sbPtBody.Free;
  mailman.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.