(MFC) CardConnect Capture

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

Chilkat C/C++ Library Downloads MS Visual C/C++ Libs

See Also: Using MFC CString in Chilkat

#include <CkHttp.h>
#include <CkJsonObject.h>

void ChilkatSample(void)
    {
    CkString strOut;

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

    CkHttp http;
    bool success;

    http.put_BasicAuth(true);
    http.put_Login("API_USERNAME");
    http.put_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"
    // }

    CkJsonObject json;
    json.UpdateString("retref","112989260941");
    json.UpdateString("merchid","MERCHANT_ID");

    const char *url = "https://<site>.cardconnect.com:<port>/cardconnect/rest/capture";
    const char *responseStr = http.putText(url,json.emit(),"utf-8","application/json",false,false);
    if (http.get_LastMethodSuccess() == false) {
        strOut.append(http.lastErrorText());
        strOut.append("\r\n");
        SetDlgItemText(IDC_EDIT1,strOut.getUnicode());
        return;
    }

    // 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.
    strOut.append("response status code = ");
    strOut.appendInt(http.get_LastStatus());
    strOut.append("\r\n");

    CkJsonObject jsonResp;
    jsonResp.Load(responseStr);
    jsonResp.put_EmitCompact(false);

    strOut.append("response JSON:");
    strOut.append("\r\n");
    strOut.append(jsonResp.emit());
    strOut.append("\r\n");

    // 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

    const char *amount = jsonResp.stringOf("amount");
    const char *resptext = jsonResp.stringOf("resptext");
    const char *setlstat = jsonResp.stringOf("setlstat");
    const char *commcard = jsonResp.stringOf("commcard");
    const char *respcode = jsonResp.stringOf("respcode");
    const char *batchid = jsonResp.stringOf("batchid");
    const char *merchid = jsonResp.stringOf("merchid");
    const char *token = jsonResp.stringOf("token");
    const char *authcode = jsonResp.stringOf("authcode");
    const char *respproc = jsonResp.stringOf("respproc");
    const char *retref = jsonResp.stringOf("retref");
    const char *respstat = jsonResp.stringOf("respstat");
    const char *account = jsonResp.stringOf("account");


    SetDlgItemText(IDC_EDIT1,strOut.getUnicode());

    }