(Delphi DLL) POP3 Fetch Mime Source of Email by UIDL

Demonstrates how to fetch the MIME source of a single email by UIDL.

Chilkat for Delphi Downloads Chilkat non-ActiveX DLL for Delphi Chilkat ActiveX DLL for Delphi * The examples here use the non-ActiveX DLL.

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

...

procedure TForm1.Button1Click(Sender: TObject);
var
mailman: HCkMailMan;
sa: HCkStringArray;
numUidls: Integer;
bdMime: HCkBinData;
uidl: PWideChar;
success: Boolean;

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

mailman := CkMailMan_Create();

CkMailMan_putMailHost(mailman,'pop.example.com');

CkMailMan_putPopUsername(mailman,'myLogin');
CkMailMan_putPopPassword(mailman,'myPassword');

CkMailMan_putMailPort(mailman,995);
CkMailMan_putPopSsl(mailman,True);

sa := CkMailMan_GetUidls(mailman);
if (CkMailMan_getLastMethodSuccess(mailman) = False) then
  begin
    Memo1.Lines.Add(CkMailMan__lastErrorText(mailman));
    Exit;
  end;

numUidls := CkStringArray_getCount(sa);
bdMime := CkBinData_Create();

// Download the 1st email and save to a file.
if (numUidls > 0) then
  begin
    uidl := CkStringArray__getString(sa,0);
    Memo1.Lines.Add(uidl);

    // Download the MIME source of the email into bdMime.
    // The bdMime contains the email exactly as it is on the mail server.
    success := CkMailMan_FetchMimeBd(mailman,uidl,bdMime);
    if (success = False) then
      begin
        Memo1.Lines.Add(CkMailMan__lastErrorText(mailman));
        Exit;
      end;

    success := CkBinData_WriteFile(bdMime,'qa_output/firstEmail.eml');
  end;

CkStringArray_Dispose(sa);

CkMailMan_Dispose(mailman);
CkBinData_Dispose(bdMime);

end;