(Delphi DLL) Mastercard ICCP Get Data Source with OAuth1

See more Mastercard Examples

Demonstrates OAuth1 authentication with the Mastercard SOAP API's. This example sends a POST to the sandbox endpoint for the "In Control for Commercial Payments" (ICCP) API.

Note: This example requires Chilkat v9.5.0.91 or later.

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, Pfx, PrivateKey, HttpResponse, Xml, Http;

...

procedure TForm1.Button1Click(Sender: TObject);
var
xml: HCkXml;
pfx: HCkPfx;
success: Boolean;
privKey: HCkPrivateKey;
http: HCkHttp;
resp: HCkHttpResponse;
respXml: 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.
// --------------------------------------------------------------------------------

// First build the XML body of the SOAP request:

//     <soapenv:Envelope
// 	    xmlns:ser="http://mastercard.com/sd/pc/service"
// 	    xmlns:soapenv="http://schemas.xmlsoap.org/soap/envelope/">
// 	    <soapenv:Header>
// 	    </soapenv:Header>
// 	    <soapenv:Body>
// 		    <ser:getDataSourcesRequest></ser:getDataSourcesRequest>
// 	    </soapenv:Body>
//     </soapenv:Envelope>

// Use this online tool to generate code from sample XML: 
// Generate Code to Create XML

xml := CkXml_Create();
CkXml_putTag(xml,'soapenv:Envelope');
CkXml_AddAttribute(xml,'xmlns:ser','http://mastercard.com/sd/pc/service');
CkXml_AddAttribute(xml,'xmlns:soapenv','http://schemas.xmlsoap.org/soap/envelope/');
CkXml_UpdateChildContent(xml,'soapenv:Header','');
CkXml_UpdateChildContent(xml,'soapenv:Body|ser:getDataSourcesRequest','');

// We'll need to get our signing RSA key from the PFX (provided by Mastercard)
pfx := CkPfx_Create();
success := CkPfx_LoadPfxFile(pfx,'qa_data/pfx/MCD_Sandbox_chilkat_iccp_API_Keys/chilkat_iccp-sandbox.p12','keystorepassword');
if (success = False) then
  begin
    Memo1.Lines.Add(CkPfx__lastErrorText(pfx));
    Exit;
  end;

privKey := CkPfx_GetPrivateKey(pfx,0);
if (CkPfx_getLastMethodSuccess(pfx) = False) then
  begin
    Memo1.Lines.Add(CkPfx__lastErrorText(pfx));
    Exit;
  end;

http := CkHttp_Create();

CkHttp_putOAuth1(http,True);
// Use your own consumer key (this is not a valid consumer key)
CkHttp_putOAuthConsumerKey(http,'MLBRl0-xxxxxxxxxxxxxxxxxxxxxxxxxx_BUNtu5xxxxx20b!a075a714a5fxxxxxxxxxxxxx59cd02b60000000000000000');
CkHttp_putOAuthSigMethod(http,'RSA-SHA256');
success := CkHttp_SetOAuthRsaKey(http,privKey);
if (success = False) then
  begin
    Memo1.Lines.Add(CkHttp__lastErrorText(http));
    CkPrivateKey_Dispose(privKey);
    Exit;
  end;
CkPrivateKey_Dispose(privKey);

// Tell Chilkat to automatically calculate and add the oauth_body_hash field when sending the request.
// This property was added in Chilkat v9.5.0.91.
CkHttp_putOAuthBodyHash(http,True);

// Send the SOAP XML request and get the response.
// Chilkat automaticaly adds the OAuth1 authentication.
resp := CkHttp_PostXml(http,'https://sandbox.api.mastercard.com/iccp/financial',CkXml__getXml(xml),'utf-8');
if (CkHttp_getLastMethodSuccess(http) = False) then
  begin
    Memo1.Lines.Add(CkHttp__lastErrorText(http));
    Exit;
  end;

// Examine the response status code and the XML response body.
Memo1.Lines.Add('Response status code = ' + IntToStr(CkHttpResponse_getStatusCode(resp)));

respXml := CkXml_Create();
CkHttpResponse_GetBodyXml(resp,respXml);

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

// If desired, use this online tool to generate parsing code from response XML.
// (Run your code once to get a representative sample response, and then generate the parsing code.)
// Generate Parsing Code from XML

CkHttpResponse_Dispose(resp);

CkXml_Dispose(xml);
CkPfx_Dispose(pfx);
CkHttp_Dispose(http);
CkXml_Dispose(respXml);

end;