Delphi DLL

Download POP3 Email to MIME

Download the email from a POP3 mailbox directly into MIME, without parsing into email objects. Delphi DLL

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

...

procedure TForm1.Button1Click(Sender: TObject);
var
success: Boolean;
mailman: HCkMailMan;
stUidls: HCkStringTable;
bdMime: HCkBinData;
email: HCkEmail;
count: Integer;
i: Integer;

begin
success := False;

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

// The mailman object is used for receiving (POP3) 
// and sending (SMTP) email.
mailman := CkMailMan_Create();

// Set the POP3 server's hostname
CkMailMan_putMailHost(mailman,'pop.example.com');

// Set the POP3 login/password.
CkMailMan_putPopUsername(mailman,'myLogin');
CkMailMan_putPopPassword(mailman,'myPassword');

// First, get the complete set of UIDLs for the email in the POP3 mailbox:
stUidls := CkStringTable_Create();
success := CkMailMan_FetchUidls(mailman,stUidls);
if (success = False) then
  begin
    Memo1.Lines.Add(CkMailMan__lastErrorText(mailman));
    Exit;
  end;

// Download each email as MIME.
// If desired, the MIME can be loaded into an email object.
bdMime := CkBinData_Create();
email := CkEmail_Create();

count := CkStringTable_getCount(stUidls);
i := 0;
while i < count do
  begin
    success := CkMailMan_FetchMimeBd(mailman,CkStringTable__stringAt(stUidls,i),bdMime);
    if (success = False) then
      begin
        Memo1.Lines.Add(CkMailMan__lastErrorText(mailman));
        Exit;
      end;

    CkEmail_SetFromMimeBd(email,bdMime);
    Memo1.Lines.Add('From: ' + CkEmail__from(email));
    Memo1.Lines.Add('Subject: ' + CkEmail__subject(email));

    i := i + 1;
  end;

CkMailMan_Dispose(mailman);
CkStringTable_Dispose(stUidls);
CkBinData_Dispose(bdMime);
CkEmail_Dispose(email);

end;