(MFC) CardConnect Authorization

Demonstrates how to send an Authorization request.

Authorization is the initial step in accepting payment from a cardholder. This action "authorizes" or requests permission from the bank to transfer money from the cardholder to the merchant.

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

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:

    // Note: The CardConnect online documentation might use an expiry that is in the past, such as "1218".
    // This causes the request to fail.  Use a month/year that is in the future..
    // (Likewise, this example will have an invalid month/year after Dec 2021)

    // {
    //   "merchid": "MERCHANT_ID",
    //   "accttype": "VISA",
    //   "orderid": "AB-11-9876",
    //   "account": "4111111111111111",
    //   "expiry": "1221",
    //   "amount": "0",
    //   "currency": "USD",
    //   "name": "TOM JONES",
    //   "address": "123 MAIN STREET",
    //   "city": "anytown",
    //   "region": "NY",
    //   "country": "US",
    //   "postal": "55555",
    //   "profile": "Y",
    //   "ecomind": "E",
    //   "cvv2": "123",
    //   "track": null,
    //   "capture": "Y"
    // }

    // Use this online tool to generate the code from sample JSON: 
    // Generate Code to Create JSON
    CkJsonObject json;
    json.UpdateString("merchid","MERCHANT_ID");
    json.UpdateString("accttype","VISA");
    json.UpdateString("orderid","AB-11-9876");
    json.UpdateString("account","4111111111111111");
    json.UpdateString("expiry","1221");
    json.UpdateString("amount","20");
    json.UpdateString("currency","USD");
    json.UpdateString("name","TOM JONES");
    json.UpdateString("address","123 MAIN STREET");
    json.UpdateString("city","anytown");
    json.UpdateString("region","NY");
    json.UpdateString("country","US");
    json.UpdateString("postal","55555");
    json.UpdateString("profile","Y");
    json.UpdateString("ecomind","E");
    json.UpdateString("cvv2","123");
    json.UpdateNull("track");
    json.UpdateString("capture","Y");

    const char *url = "https://<site>.cardconnect.com:<port>/cardconnect/rest/auth";
    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");

    // Sample error:

    // {
    //   "respproc": "PPS",
    //   "amount": "0.00",
    //   "resptext": "Invalid amount",
    //   "cardproc": "FNOR",
    //   "acctid": "1",
    //   "retref": "112804260418",
    //   "respstat": "C",
    //   "respcode": "43",
    //   "account": "41XXXXXXXXXX1111",
    //   "defaultacct": "Y",
    //   "merchid": "MERCHANT_ID",
    //   "token": "9418594164541111"
    // }

    // A successful response looks like this:

    // {
    //   "amount": "0.20",
    //   "resptext": "Approval",
    //   "acctid": "1",
    //   "commcard": " C ",
    //   "cvvresp": "M",
    //   "respcode": "00",
    //   "batchid": "1900942291",
    //   "avsresp": "Z",
    //   "entrymode": "ECommerce",
    //   "defaultacct": "Y",
    //   "merchid": "MERCHANT_ID",
    //   "token": "9418594164541111",
    //   "authcode": "PPS158",
    //   "respproc": "FNOR",
    //   "bintype": "",
    //   "profileid": "16618402968441604028",
    //   "retref": "112989260941",
    //   "respstat": "A",
    //   "account": "41XXXXXXXXXX1111"
    // }

    // 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 *acctid = jsonResp.stringOf("acctid");
    const char *commcard = jsonResp.stringOf("commcard");
    const char *cvvresp = jsonResp.stringOf("cvvresp");
    const char *respcode = jsonResp.stringOf("respcode");
    const char *batchid = jsonResp.stringOf("batchid");
    const char *avsresp = jsonResp.stringOf("avsresp");
    const char *entrymode = jsonResp.stringOf("entrymode");
    const char *defaultacct = jsonResp.stringOf("defaultacct");
    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 *bintype = jsonResp.stringOf("bintype");
    const char *profileid = jsonResp.stringOf("profileid");
    const char *retref = jsonResp.stringOf("retref");
    const char *respstat = jsonResp.stringOf("respstat");
    const char *account = jsonResp.stringOf("account");


    SetDlgItemText(IDC_EDIT1,strOut.getUnicode());

    }