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C

HTTP POST with JSON Body

Demonstrates sending an HTTP POST with a JSON body.

Chilkat C Downloads

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

void ChilkatSample(void)
    {
    BOOL success;
    HCkHttp http;
    HCkJsonObject json;
    HCkHttpResponse resp;

    success = FALSE;

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

    http = CkHttp_Create();

    // Implements the following CURL command:

    // curl -v -X POST https://example.com/v2/checkout/orders \
    // -H "Content-Type: application/json" \
    // -H "Authorization: Bearer Access-Token" \
    // -H "Request-Id: 7b92603e-77ed-4896-8e78-5dea2050476a" \
    // -d '{ 
    //       "reference_id": "REFID-000-1001",
    //       "amount": {
    //         "currency_code": "CAD",
    //         "value": "10.00"
    //       }
    //     }'

    // Use the following online tool to generate HTTP code from a CURL command
    // Convert a cURL Command to HTTP Source Code

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

    // The following JSON is sent in the request body.

    // {
    //   "reference_id": "REFID-000-1001",
    //   "amount": {
    //     "currency_code": "CAD",
    //     "value": "10.00"
    //   }
    // }

    json = CkJsonObject_Create();
    CkJsonObject_UpdateString(json,"reference_id","REFID-000-1001");
    CkJsonObject_UpdateString(json,"amount.currency_code","CAD");
    CkJsonObject_UpdateString(json,"amount.value","10.00");

    // Adds the "Authorization: Bearer Access-Token" header.
    CkHttp_putAuthToken(http,"Access-Token");
    CkHttp_SetRequestHeader(http,"Request-Id","7b92603e-77ed-4896-8e78-5dea2050476a");
    CkHttp_SetRequestHeader(http,"Content-Type","application/json");

    resp = CkHttpResponse_Create();
    success = CkHttp_HttpJson(http,"POST","https://example.com/v2/checkout/orders",json,"application/json",resp);
    if (success == FALSE) {
        printf("%s\n",CkHttp_lastErrorText(http));
        CkHttp_Dispose(http);
        CkJsonObject_Dispose(json);
        CkHttpResponse_Dispose(resp);
        return;
    }

    printf("%d\n",CkHttpResponse_getStatusCode(resp));
    printf("%s\n",CkHttpResponse_bodyStr(resp));


    CkHttp_Dispose(http);
    CkJsonObject_Dispose(json);
    CkHttpResponse_Dispose(resp);

    }