(Delphi DLL) HTTP SOAP 1.1 Request and Response using POST

Demonstrates a working SOAP 1.1 request and response using POST with a live server. You may try running this example with the URLs and data provided. See http://secure.smartbearsoftware.com/samples/testcomplete10/webservices/Service.asmx?WSDL for details

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, HttpResponse, Xml;

...

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

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

// --------------------------------------------------------------------------------
// Also see Chilkat's Online WSDL Code Generator
// to generate code and SOAP Request and Response XML for each operation in a WSDL.
// --------------------------------------------------------------------------------

http := CkHttp_Create();

// Generate the following XML:

// <soapenv:Envelope xmlns:soapenv="http://schemas.xmlsoap.org/soap/envelope/" xmlns:smar="http://smartbear.com">
//    <soapenv:Header/>
//    <soapenv:Body>
//       <smar:HelloWorld/>
//    </soapenv:Body>
// </soapenv:Envelope>

soapXml := CkXml_Create();
CkXml_putTag(soapXml,'soapenv:Envelope');
CkXml_AddAttribute(soapXml,'xmlns:soapenv','http://schemas.xmlsoap.org/soap/envelope/');
CkXml_AddAttribute(soapXml,'xmlns:smar','http://smartbear.com');
CkXml_UpdateChildContent(soapXml,'soapenv:Header','');
CkXml_UpdateChildContent(soapXml,'soapenv:Body|smar:HelloWorld','');

Memo1.Lines.Add(CkXml__getXml(soapXml));

req := CkHttpRequest_Create();
CkHttpRequest_putHttpVerb(req,'POST');
CkHttpRequest_putSendCharset(req,False);
CkHttpRequest_AddHeader(req,'Content-Type','text/xml; charset=utf-8');
CkHttpRequest_AddHeader(req,'SOAPAction','http://smartbear.com/HelloWorld');
CkHttpRequest_putPath(req,'/samples/testcomplete10/webservices/Service.asmx');
success := CkHttpRequest_LoadBodyFromString(req,CkXml__getXml(soapXml),'utf-8');

CkHttp_putFollowRedirects(http,True);

resp := CkHttp_SynchronousRequest(http,'secure.smartbearsoftware.com',80,False,req);
if (CkHttp_getLastMethodSuccess(http) = False) then
  begin
    Memo1.Lines.Add(CkHttp__lastErrorText(http));
  end
else
  begin
    xmlResponse := CkXml_Create();
    success := CkXml_LoadXml(xmlResponse,CkHttpResponse__bodyStr(resp));
    Memo1.Lines.Add(CkXml__getXml(xmlResponse));
    CkHttpResponse_Dispose(resp);
  end;

// A successful XML response:

// <?xml version="1.0" encoding="utf-8" ?>
// <soap:Envelope xmlns:soap="http://schemas.xmlsoap.org/soap/envelope/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema">
//     <soap:Body>
//         <HelloWorldResponse xmlns="http://smartbear.com">
//             <HelloWorldResult>Hello World</HelloWorldResult>
//         </HelloWorldResponse>
//     </soap:Body>
// </soap:Envelope>

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

end;