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(Delphi ActiveX) Parsing a Multipart/Digest EmailThis example demonstrates how to parse a multipart/digest email. An email parsed by this sample could have a MIME structure as follows: multipart/mixed text/plain text/plain multipart/digest message/rfc822 message/rfc822 message/rfc822 message/rfc822 message/rfc822 message/rfc822 message/rfc822 message/rfc822 message/rfc822 message/rfc822 message/rfc822 message/rfc822 message/rfc822 message/rfc822 message/rfc822 message/rfc822 message/rfc822 message/rfc822 message/rfc822 message/rfc822 message/rfc822 text/plain Note: This example requires Chilkat v11.0.0 or greater.
uses Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics, Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.StdCtrls, Chilkat_TLB; ... procedure TForm1.Button1Click(Sender: TObject); var success: Integer; emlPath: WideString; email: TChilkatEmail; numDigests: Integer; eDigest: TChilkatEmail; i: Integer; m: WideString; begin success := 0; emlPath := 'qa_data/eml/multipart_digest.eml'; email := TChilkatEmail.Create(Self); // For this example, we'll load the email from a .eml. // The email could alternatively be loaded as a result of downloading from an IMAP or POP3 server.. success := email.LoadEml(emlPath); if (success = 0) then begin Memo1.Lines.Add(email.LastErrorText); Exit; end; numDigests := email.NumDigests; Memo1.Lines.Add('num digests = ' + IntToStr(numDigests)); eDigest := TChilkatEmail.Create(Self); i := 0; while i < numDigests do begin email.GetDigestEmail(i,eDigest.ControlInterface); Memo1.Lines.Add(IntToStr(i) + ':' + eDigest.FromAddress + ', ' + eDigest.Subject); m := eDigest.GetHeaderField('Message'); if (eDigest.LastMethodSuccess = 1) then begin Memo1.Lines.Add(' Message = ' + m); end; i := i + 1; end; end; |
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