(Delphi DLL) Another SOAP with MTOM XOP Attachment Example

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Demonstrates another multipart/related MTOM SOAP request that adds additional headers in each MIME sub-part, and also specifies Content-Transfer-Encoding in the sub-parts.

Note: This example requires Chilkat v9.5.0.92 or greater.

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, Http, HttpRequest, Xml, HttpResponse;

...

procedure TForm1.Button1Click(Sender: TObject);
var
http: HCkHttp;
req: HCkHttpRequest;
xmlBody: PWideChar;
success: Boolean;
xmlBody2: PWideChar;
useTls: Boolean;
resp: HCkHttpResponse;
xmlResponse: HCkXml;

begin
// Note: This example requires Chilkat v9.5.0.92 or greater.

// This example sends a request such as the following:

// POST /FseInsServicesWeb/services/fseComunicazioneMetadati HTTP/1.1
// Connection: Keep-Alive
// Content-Length: 50649
// Content-Type: multipart/related; type="application/xop+xml"; start="<rootpart@soapui.org>"; start-info="text/xml"; boundary="----=_Part_0_355796458.1662133302632"
// Accept-Encoding: gzip,deflate
// Authorization: Basic xxxxx
// Host: ...
// SOAPAction: "http://comunicazionemetadati.wsdl.fse.ini.finanze.it/ComunicazioneMetadati"
// MIME-Version: 1.0
// 
// ------=_Part_0_355796458.1662133302632
// Content-Type: application/xop+xml; charset=UTF-8; type="text/xml"
// Content-Transfer-Encoding: 8bit
// Content-ID: <rootpart@soapui.org>
// 
// <soapenv:Envelope xmlns:soapenv="http://schemas.xmlsoap.org/soap/envelope/" xmlns:com="http://comunicazionemetadatirichiesta.xsd.fse.ini.finanze.it" xmlns:tip="http://tipodaticomunicazionemetadati.xsd.fse.ini.finanze.it">
// <soapenv:Header/>
// ...
// 
// ------=_Part_0_355796458.1662133302632
// Content-Type: text/xml; charset=Cp1252
// Content-Transfer-Encoding: quoted-printable
// Content-ID: <CDA2LAB_190_signed.xml>
// Content-Disposition: attachment; name="CDA2LAB_190_signed.xml"
// 
// <!-- INSERIRE IL RIFERIMENTO AL FOGLIO DI STILE DI AGID OPPURE INSERIRNE UN=
// ...
// 
// ------=_Part_0_355796458.1662133302632--

http := CkHttp_Create();
req := CkHttpRequest_Create();

CkHttpRequest_putHttpVerb(req,'POST');
CkHttpRequest_putPath(req,'/FseInsServicesWeb/services/fseComunicazioneMetadati');

// Chilkat will automatically generate and add a boundary string.
CkHttpRequest_putContentType(req,'multipart/related; type="application/xop+xml"; start="<rootpart@soapui.org>"; start-info="text/xml"');
CkHttpRequest_AddHeader(req,'SOAPAction','some-SOAP-action');

CkHttpRequest_AddHeader(req,'Connection','Keep-Alive');
CkHttpRequest_AddHeader(req,'Accept-Encoding','gzip,deflate');
CkHttpRequest_AddHeader(req,'MIME-Version','1.0');

// Chilkat will automatically add the Content-Length and Host headers.

// The "Authorization: Basic ..."  header is added by setting the Login and Password and specifying Basic authentication:
CkHttp_putLogin(http,'...');
CkHttp_putPassword(http,'...');
CkHttp_putBasicAuth(http,True);

// Add the 1st multipart/related sub-part, which is the SOAP envelope.
xmlBody := '<soapenv:Envelope ....';
success := CkHttpRequest_AddStringForUpload2(req,'','',xmlBody,'utf-8','application/xop+xml; type="text/xml"; charset=utf-8');

// Additional headers for the 1st sub-part
success := CkHttpRequest_AddSubHeader(req,0,'Content-ID','<rootpart@soapui.org>');
success := CkHttpRequest_AddSubHeader(req,0,'Content-Transfer-Encoding','8bit');
success := CkHttpRequest_AddSubHeader(req,0,'Content-Disposition','');

// Add the 2nd multipart/related sub-part, which is the signed XML
xmlBody2 := '<!-- INSERIRE IL RIFERIMENT ....';
success := CkHttpRequest_AddStringForUpload2(req,'CDA2LAB_190_signed.xml','',xmlBody2,'Cp1252','text/xml; charset=Cp1252');

// Additional headers for the 2nd sub-part.
success := CkHttpRequest_AddSubHeader(req,1,'Content-ID','<CDA2LAB_190_signed.xml>');
success := CkHttpRequest_AddSubHeader(req,1,'Content-Transfer-Encoding','quoted-printable');
success := CkHttpRequest_AddSubHeader(req,1,'Content-Disposition','attachment; name="CDA2LAB_190_signed.xml"');

CkHttp_putFollowRedirects(http,True);

useTls := True;
resp := CkHttp_SynchronousRequest(http,'fseservicetest.sanita.finanze.it',443,useTls,req);
if (CkHttp_getLastMethodSuccess(http) <> True) then
  begin
    Memo1.Lines.Add(CkHttp__lastErrorText(http));
    Exit;
  end;

xmlResponse := CkXml_Create();
success := CkXml_LoadXml(xmlResponse,CkHttpResponse__bodyStr(resp));
Memo1.Lines.Add(CkXml__getXml(xmlResponse));
CkHttpResponse_Dispose(resp);

CkHttp_Dispose(http);
CkHttpRequest_Dispose(req);
CkXml_Dispose(xmlResponse);

end;