Pascal (Lazarus/Delphi)

Send SOAP 1.2 Request to Web Service Requiring Authentication

See more HTTP Examples

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. 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.Http,
  Chilkat.HttpResponse,
  Chilkat.Xml;

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

procedure RunDemo;
var
  success: Boolean;
  http: THttp;
  xml: TXml;
  resp: THttpResponse;
  respXml: TXml;

begin
  success := False;

  //  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 := THttp.Create;

  //  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 := TXml.Create;
  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',True,'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');

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

  //  Send the request...
  resp := THttpResponse.Create;
  success := http.HttpStr('POST','https://www.something.com/wsSome_Testes/Service.asmx',xml.GetXml(),'utf-8','application/soap+xml',resp);
  if (success = False) then
    begin
      WriteLn(http.LastErrorText);
      Exit;
    end;

  WriteLn('Response Status Code = ' + resp.StatusCode);

  respXml := TXml.Create;
  respXml.LoadXml(resp.BodyStr);

  WriteLn('Response XML:');
  WriteLn(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>


  http.Free;
  xml.Free;
  resp.Free;
  respXml.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.