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C Web API Examples

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(C) 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

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#include <C_CkHttp.h>
#include <C_CkJsonObject.h>

void ChilkatSample(void)
    {
    HCkHttp http;
    BOOL success;
    HCkJsonObject json;
    const char *url;
    const char *responseStr;
    HCkJsonObject jsonResp;
    const char *amount;
    const char *resptext;
    const char *setlstat;
    const char *commcard;
    const char *respcode;
    const char *batchid;
    const char *merchid;
    const char *token;
    const char *authcode;
    const char *respproc;
    const char *retref;
    const char *respstat;
    const char *account;

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

    http = CkHttp_Create();

    CkHttp_putBasicAuth(http,TRUE);
    CkHttp_putLogin(http,"API_USERNAME");
    CkHttp_putPassword(http,"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 = CkJsonObject_Create();
    CkJsonObject_UpdateString(json,"retref","112989260941");
    CkJsonObject_UpdateString(json,"merchid","MERCHANT_ID");

    url = "https://<site>.cardconnect.com:<port>/cardconnect/rest/capture";
    responseStr = CkHttp_putText(http,url,CkJsonObject_emit(json),"utf-8","application/json",FALSE,FALSE);
    if (CkHttp_getLastMethodSuccess(http) == FALSE) {
        printf("%s\n",CkHttp_lastErrorText(http));
        CkHttp_Dispose(http);
        CkJsonObject_Dispose(json);
        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.
    printf("response status code = %d\n",CkHttp_getLastStatus(http));

    jsonResp = CkJsonObject_Create();
    CkJsonObject_Load(jsonResp,responseStr);
    CkJsonObject_putEmitCompact(jsonResp,FALSE);

    printf("response JSON:\n");
    printf("%s\n",CkJsonObject_emit(jsonResp));

    // 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 = CkJsonObject_stringOf(jsonResp,"amount");
    resptext = CkJsonObject_stringOf(jsonResp,"resptext");
    setlstat = CkJsonObject_stringOf(jsonResp,"setlstat");
    commcard = CkJsonObject_stringOf(jsonResp,"commcard");
    respcode = CkJsonObject_stringOf(jsonResp,"respcode");
    batchid = CkJsonObject_stringOf(jsonResp,"batchid");
    merchid = CkJsonObject_stringOf(jsonResp,"merchid");
    token = CkJsonObject_stringOf(jsonResp,"token");
    authcode = CkJsonObject_stringOf(jsonResp,"authcode");
    respproc = CkJsonObject_stringOf(jsonResp,"respproc");
    retref = CkJsonObject_stringOf(jsonResp,"retref");
    respstat = CkJsonObject_stringOf(jsonResp,"respstat");
    account = CkJsonObject_stringOf(jsonResp,"account");


    CkHttp_Dispose(http);
    CkJsonObject_Dispose(json);
    CkJsonObject_Dispose(jsonResp);

    }

 

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