(Node.js) SOAP with MTOM XOP 8bit (binary) Attachment

Demonstrates how to send the following sample SOAP request with an MTOM/XOP attachment:

Content-Type: Multipart/Related; start-info="text/xml"; type="application/xop+xml"; boundary="----=_Part_0_1744155.1118953559416"
Content-Length: 3453
SOAPAction: "some-SOAP-action"

------=_Part_1_4558657.1118953559446
Content-Type: application/xop+xml; type="text/xml"; charset=utf-8

<soap:Envelope xmlns:soap="http://schemas.xmlsoap.org/soap/envelope/">
  <soap:Body>
    <Detail xmlns="http://example.org/mtom/data">
      <image>
        <xop:Include xmlns:xop="http://www.w3.org/2004/08/xop/include" href="cid:5aeaa450-17f0-4484-b845-a8480c363444@example.org" />
      </image>
    </Detail>
  </soap:Body>
</soap:Envelope>

------=_Part_1_4558657.1118953559446
Content-Type: image/jpeg
Content-ID: _LT_5aeaa450-17f0-4484-b845-a8480c363444@example.org_GT_
Content-Disposition: 8bit

... binary data ...

Install Chilkat for Node.js and Electron using npm at Chilkat npm packages for Node.js Chilkat npm packages for Electron on Windows, Linux, MacOSX, and ARM

var os = require('os');
if (os.platform() == 'win32') {  
    if (os.arch() == 'ia32') {
        var chilkat = require('@chilkat/ck-node21-win-ia32');
    } else {
        var chilkat = require('@chilkat/ck-node21-win64'); 
    }
} else if (os.platform() == 'linux') {
    if (os.arch() == 'arm') {
        var chilkat = require('@chilkat/ck-node21-arm');
    } else if (os.arch() == 'x86') {
        var chilkat = require('@chilkat/ck-node21-linux32');
    } else {
        var chilkat = require('@chilkat/ck-node21-linux64');
    }
} else if (os.platform() == 'darwin') {
    if (os.arch() == 'arm64') {
        var chilkat = require('@chilkat/ck-node21-mac-m1');
    } else {
        var chilkat = require('@chilkat/ck-node21-macosx');
    }
}

function chilkatExample() {

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

    var http = new chilkat.Http();

    var soapXml = new chilkat.Xml();

    soapXml.Tag = "soap:Envelope";
    var success = soapXml.AddAttribute("xmlns:soap","http://schemas.xmlsoap.org/soap/envelope/");

    soapXml.NewChild2("soap:Body","");
    success = soapXml.GetChild2(0);

    soapXml.NewChild2("Detail","");
    success = soapXml.GetChild2(0);
    success = soapXml.AddAttribute("xmlns","http://example.org/mtom/data");

    soapXml.NewChild2("image","");
    success = soapXml.GetChild2(0);

    soapXml.NewChild2("xop:Include","");
    success = soapXml.GetChild2(0);
    success = soapXml.AddAttribute("xmlns:xop","http://www.w3.org/2004/08/xop/include");
    success = soapXml.AddAttribute("href","cid:5aeaa450-17f0-4484-b845-a8480c363444@example.org");

    soapXml.GetRoot2();
    soapXml.EmitXmlDecl = false;

    var xmlBody = soapXml.GetXml();
    console.log(xmlBody);

    var req = new chilkat.HttpRequest();
    req.HttpVerb = "POST";
    req.Path = "/something/someTarget";

    req.ContentType = "multipart/related; start-info=\"text/xml\"; type=\"application/xop+xml\"";
    req.AddHeader("SOAPAction","some-SOAP-action");

    success = req.AddStringForUpload2("","",xmlBody,"utf-8","application/xop+xml; type=\"text/xml\"; charset=utf-8");

    // The bytes will be sent as binary (not base64 encoded).
    success = req.AddFileForUpload2("","qa_data/jpg/starfish.jpg","image/jpeg");

    // The JPEG data is the 2nd sub-part, and therefore is at index 1 (the first sub-part is at index 0)
    success = req.AddSubHeader(1,"Content-ID","<5aeaa450-17f0-4484-b845-a8480c363444@example.org>");

    // Add the Content-Disposition: 8bit sub-header
    success = req.AddSubHeader(1,"Content-Disposition","8bit");

    http.FollowRedirects = true;

    // For debugging, set the SessionLogFilename property
    // to see the exact HTTP request and response in a log file.
    // (Given that the request contains binary data, you'll need an editor
    // that can gracefully view text + binary data.  I use EmEditor for most simple editing tasks..)
    http.SessionLogFilename = "qa_output/mtom_sessionLog.txt";

    var useTls = true;
    // Note: Please don't run this example without changing the domain to your own domain...
    // resp: HttpResponse
    var resp = http.SynchronousRequest("www.example.org",443,useTls,req);
    if (http.LastMethodSuccess == false) {
        console.log(http.LastErrorText);
        return;
    }

    var xmlResponse = new chilkat.Xml();
    success = xmlResponse.LoadXml(resp.BodyStr);
    console.log(xmlResponse.GetXml());


}

chilkatExample();