Pascal (Lazarus/Delphi)

Create MIME Containing HTML

Calls SetBodyFromHtml to load HTML into the MIME body. Also sets the Content-Type header to "text/html", and the Content-Transfer-Encoding to an appropriate transfer encoding based on the characters found in the HTML.

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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.Mime;

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

procedure RunDemo;
var
  success: Boolean;
  mime: TMime;
  htmlDoc: string;

begin
  success := False;

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

  mime := TMime.Create;

  //  Add a few header fields:
  success := mime.AddHeaderField('Description','this is a test');
  success := mime.AddHeaderField('MyId','123');

  htmlDoc := '<html><body>Test</body></html>';

  //  Set the MIME body via SetBodyFromHtml.  This also
  //  has the intended side-effect of adding the Content-Type
  //  and Content-Transfer-Encoding headers.
  success := mime.SetBodyFromHtml(htmlDoc);

  WriteLn(mime.GetMime());

  //  The MIME should look like this:

  //  Description: this is a test
  //  MyId: 123
  //  Content-Type: text/html; 
  //  Content-Transfer-Encoding: 7bit
  //  
  //  <html><body>Test</body></html>

  //  Note: The Content-Transfer-Encoding may be changed.
  //  For example, to use "base64", do this:
  mime.Encoding := 'base64';

  //  Show the MIME again, this time using the base64 
  //  transfer encoding:
  WriteLn(mime.GetMime());

  //  It should look like this:

  //  Description: this is a test
  //  MyId: 123
  //  Content-Type: text/html; 
  //  Content-Transfer-Encoding: base64
  //  
  //  PGh0bWw+PGJvZHk+VGVzdDwvYm9keT48L2h0bWw+


  mime.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.