(Delphi ActiveX) Send SOAP 1.2 Request to Web Service Requiring Authentication

This example demonstrates sending a SOAP 1.2 request to a web service that requires both HTTP authentication in the Authorization request header, as well as a service-defined password in the XML body of the request.

Chilkat for Delphi Downloads Chilkat ActiveX DLL for Delphi Chilkat non-ActiveX DLL for Delphi * The examples here use the ActiveX DLL.

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
http: TChilkatHttp;
xml: TChilkatXml;
resp: IChilkatHttpResponse;
respXml: TChilkatXml;

begin
// This example assumes the Chilkat HTTP 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 := TChilkatHttp.Create(Self);

// We are sending the following POST:

// POST /wsSome_Testes/Service.asmx HTTP/1.1
// Host: www.something.com
// Content-Type: application/soap+xml; charset=utf-8
// Content-Length: length
// 
// <?xml version="1.0" encoding="utf-8"?>
// <soap12:Envelope xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:soap12="http://www.w3.org/2003/05/soap-envelope">
//   <soap12:Body>
//     <GetXYZbyABC xmlns="http://tempuri.org/">
//       <ABCBEN>string</ABCBEN>
//       <ABC>string</ABC>
//       <NumLocal>int</NumLocal>
//       <Password>string</Password>
//       <MsgErro>string</MsgErro>
//     </GetXYZbyABC>
//   </soap12:Body>
// </soap12:Envelope>
// 

// First, specify the login/password for the Authorization request header (not shown in the headers above).
http.Login := 'YOUR_LOGIN';
// The need for a login domain depends on the web service..
http.LoginDomain := 'YOUR_DOMAIN';
http.Password := 'YOUR_PASSWORD';

// Build the SOAP XML shown above:
// Replace VAL_ABCBEN, VAL_ABC, VAL_NUMLOCAL, and YOUR_SOAP_BODY_PASSWORD with actual values..
xml := TChilkatXml.Create(Self);
xml.Tag := 'soap12:Envelope';
xml.AddAttribute('xmlns:xsi','http://www.w3.org/2001/XMLSchema-instance');
xml.AddAttribute('xmlns:xsd','http://www.w3.org/2001/XMLSchema');
xml.AddAttribute('xmlns:soap12','http://www.w3.org/2003/05/soap-envelope');
xml.UpdateAttrAt('soap12:Body|GetXYZbyABC',1,'xmlns','http://tempuri.org/');
xml.UpdateChildContent('soap12:Body|GetXYZbyABC|ABCBEN','VAL_ABCBEN');
xml.UpdateChildContent('soap12:Body|GetXYZbyABC|ABC','VAL_ABC');
xml.UpdateChildContent('soap12:Body|GetXYZbyABC|NumLocal','VAL_NUMLOCAL');
xml.UpdateChildContent('soap12:Body|GetXYZbyABC|Password','YOUR_SOAP_BODY_PASSWORD');
xml.UpdateChildContent('soap12:Body|GetXYZbyABC|MsgErro','x');

// Set the Content-Type of the request.
http.SetRequestHeader('Content-Type','application/soap+xml');

// We don't need to specify the Content-Length or Host headers.  Chilkat automatically adds them.

// Send the request...
resp := http.PostXml('https://www.something.com/wsSome_Testes/Service.asmx',xml.GetXml(),'utf-8');
if (http.LastMethodSuccess <> 1) then
  begin
    Memo1.Lines.Add(http.LastErrorText);
    Exit;
  end;

Memo1.Lines.Add('Response Status Code = ' + IntToStr(resp.StatusCode));

respXml := TChilkatXml.Create(Self);
respXml.LoadXml(resp.BodyStr);

Memo1.Lines.Add('Response XML:');
Memo1.Lines.Add(respXml.GetXml());

// The response XML should look like this:

// <?xml version="1.0" encoding="utf-8"?>
// <soap12:Envelope xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:soap12="http://www.w3.org/2003/05/soap-envelope">
//   <soap12:Body>
//     <GetXYZbyABCResponse xmlns="http://tempuri.org/">
//       <GetXYZbyABCResult>int</GetXYZbyABCResult>
//       <MsgErro>string</MsgErro>
//     </GetXYZbyABCResponse>
//   </soap12:Body>
// </soap12:Envelope>
end;