(Delphi ActiveX) Refinitiv World-Check One - Synchronous Screening (POST)

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Sends a signed POST request to do simple synchronous screening.

Note: This example requires Chilkat v9.5.0.89 or later.

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
json: TChilkatJsonObject;
success: Integer;
http: TChilkatHttp;
jsonBody: TChilkatJsonObject;
resp: IChilkatHttpResponse;
jsonResp: TChilkatJsonObject;

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

json := TChilkatJsonObject.Create(Self);

// Create the following JSON:
// 
// {
//   "keyId": "aaaaaaa-bbbb-cccc-dddd-eeeeeeeeeeee",
//   "hmacKey": "xxxxzI3vi58xxxCBxxx1+P/d8tGxx7KuLqN/KMPNxxxxekhj8/bx83+1YQSUxxxxYyv939ceY06GvhYRKmxxxx==",
//   "algorithm": "hmac-sha256",
//   "headers": [
//     "(request-target)",
//     "host",
//     "date",
//     "content-type",
//     "content-length"
//   ]
// }

// Substitute your actual API key and API secret in place of "api-key" and "api-secret"
json.UpdateString('keyId','api-key');
json.UpdateString('hmacKey','api-secret');
json.UpdateString('algorithm','hmac-sha256');
json.UpdateString('headers[0]','(request-target)');
json.UpdateString('headers[1]','host');
json.UpdateString('headers[2]','date');
json.UpdateString('headers[3]','content-type');
json.UpdateString('headers[4]','content-length');

http := TChilkatHttp.Create(Self);

// Setting the AuthSignature property causes the following header to be computed and added:
// Authorization: Signature keyId="...", algorithm="hmac-sha256", headers="(request-target) host date content-type content-length", signature="..."
http.AuthSignature := json.Emit();

// Build the following JSON to be sent in the POST request body.

// {
//     "groupId": "{{group-id}}",
//     "entityType": "ORGANISATION",
//     "caseId": "",
//     "providerTypes": [
//         "WATCHLIST"
//     ],
//     "name": "COMPANY NAME",
//     "nameTransposition": false,
//     "secondaryFields": [],
//     "customFields": []
// }

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

jsonBody := TChilkatJsonObject.Create(Self);
jsonBody.UpdateString('groupId','{{group-id}}');
jsonBody.UpdateString('entityType','ORGANISATION');
jsonBody.UpdateString('caseId','');
jsonBody.UpdateString('providerTypes[0]','WATCHLIST');
jsonBody.UpdateString('name','COMPANY NAME');
jsonBody.UpdateBool('nameTransposition',0);
jsonBody.UpdateNewArray('secondaryFields');
jsonBody.UpdateNewArray('customFields');

resp := http.PostJson3('https://api-worldcheck.refinitiv.com/v2/cases/screeningRequest','application/json',jsonBody.ControlInterface);
if (http.LastMethodSuccess <> 1) then
  begin
    Memo1.Lines.Add(http.LastErrorText);
    Exit;
  end;

Memo1.Lines.Add('Response status code = ' + IntToStr(resp.StatusCode));

jsonResp := TChilkatJsonObject.Create(Self);
jsonResp.Load(resp.BodyStr);

jsonResp.EmitCompact := 0;
Memo1.Lines.Add(jsonResp.Emit());

// Use this online tool to generate parsing code from sample JSON: 
// Generate Parsing Code from JSON
end;