Delphi ActiveX Requires Chilkat v11.0.0+

CardConnect Capture

See more CardConnect Examples

Demonstrates how to send a CardConnect Capture request.

The capture service queues the transaction amount for settlement. Capture can occur within the authorization request or subsequently. ...

See https://developer.cardconnect.com/cardconnect-api#capture

Delphi ActiveX

var
success: Integer;
http: TChilkatHttp;
json: TChilkatJsonObject;
url: WideString;
resp: TChilkatHttpResponse;
jsonResp: TChilkatJsonObject;
amount: WideString;
resptext: WideString;
setlstat: WideString;
commcard: WideString;
respcode: WideString;
batchid: WideString;
merchid: WideString;
token: WideString;
authcode: WideString;
respproc: WideString;
retref: WideString;
respstat: WideString;
account: WideString;

begin
success := 0;

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

http := TChilkatHttp.Create(Self);

http.BasicAuth := 1;
http.Login := 'API_USERNAME';
http.Password := 'API_PASSWORD';

//  Build and send the following JSON:

//  The "retref" is the value returned in the JSON response for the Authorization request.

//  {
//      "retref":"112989260941",
//      "merchid":"MERCHANT_ID"
//  }

json := TChilkatJsonObject.Create(Self);
json.UpdateString('retref','112989260941');
json.UpdateString('merchid','MERCHANT_ID');

url := 'https://<site>.cardconnect.com:<port>/cardconnect/rest/capture';

resp := TChilkatHttpResponse.Create(Self);
success := http.HttpStr('PUT',url,json.Emit(),'utf-8','application/json',resp.ControlInterface);
if (success = 0) then
  begin
    Memo1.Lines.Add(http.LastErrorText);
    Exit;
  end;

//  A response status of 200 indicates potential success.  The JSON response body
//  must be examined to determine if it was truly successful or an error.
Memo1.Lines.Add('response status code = ' + IntToStr(resp.StatusCode));

jsonResp := TChilkatJsonObject.Create(Self);
jsonResp.Load(resp.BodyStr);
jsonResp.EmitCompact := 0;

Memo1.Lines.Add('response JSON:');
Memo1.Lines.Add(jsonResp.Emit());

//  A successful response looks like this:

//  {
//    "amount": "0.20",
//    "resptext": "Approval",
//    "setlstat": "Queued for Capture",
//    "commcard": " C ",
//    "respcode": "00",
//    "batchid": "1900942291",
//    "merchid": "MERCHANT_ID",
//    "token": "9418594164541111",
//    "authcode": "PPS158",
//    "respproc": "FNOR",
//    "retref": "112989260941",
//    "respstat": "A",
//    "account": "9418594164541111"
//  }

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

amount := jsonResp.StringOf('amount');
resptext := jsonResp.StringOf('resptext');
setlstat := jsonResp.StringOf('setlstat');
commcard := jsonResp.StringOf('commcard');
respcode := jsonResp.StringOf('respcode');
batchid := jsonResp.StringOf('batchid');
merchid := jsonResp.StringOf('merchid');
token := jsonResp.StringOf('token');
authcode := jsonResp.StringOf('authcode');
respproc := jsonResp.StringOf('respproc');
retref := jsonResp.StringOf('retref');
respstat := jsonResp.StringOf('respstat');
account := jsonResp.StringOf('account');