C

POST JSON to REST API with non-us-ascii Chars Escaped

See more REST Examples

Demonstrates how to POST to a REST API with non-usascii chars within JSON Unicode escaped. C

#include <C_CkRest.h>
#include <C_CkJsonObject.h>
#include <C_CkStringBuilder.h>

void ChilkatSample(void)
    {
    BOOL success;
    HCkRest rest;
    BOOL bAutoReconnect;
    HCkJsonObject json;
    HCkStringBuilder sb;
    HCkStringBuilder sbResp;

    success = FALSE;

    success = FALSE;

    rest = CkRest_Create();

    // Connect using TLS.
    bAutoReconnect = TRUE;
    success = CkRest_Connect(rest,"chilkatsoft.com",443,TRUE,bAutoReconnect);

    // Load JSON containing the following Korean text.

    //  {
    //    "BillAddr": {
    //       "Id": "239615",
    //       "Line1": "류리하",
    //       "Line2": "류리하류리하",
    //       "City": "류리하류리하",
    //       "Country": "US",
    //       "CountrySubDivisionCode": "AK",
    //       "PostalCode": "류리하"
    //     }
    // }

    json = CkJsonObject_Create();
    CkJsonObject_putEmitCompact(json,FALSE);
    success = CkJsonObject_LoadFile(json,"qa_data/json/korean.json");
    if (success == FALSE) {
        printf("%s\n",CkJsonObject_lastErrorText(json));
        CkRest_Dispose(rest);
        CkJsonObject_Dispose(json);
        return;
    }

    success = CkRest_AddHeader(rest,"Content-Type","application/json; charset=UTF-8");

    sb = CkStringBuilder_Create();
    CkJsonObject_EmitSb(json,sb);
    CkStringBuilder_Encode(sb,"unicodeescape","utf-8");

    printf("%s\n",CkStringBuilder_getAsString(sb));

    // The StringBuilder contains this:

    // {
    //   "BillAddr": {
    //     "Id": "239615",
    //     "Line1": "\ub958\ub9ac\ud558",
    //     "Line2": "\ub958\ub9ac\ud558\ub958\ub9ac\ud558",
    //     "City": "\ub958\ub9ac\ud558\ub958\ub9ac\ud558",
    //     "Country": "US",
    //     "CountrySubDivisionCode": "AK",
    //     "PostalCode": "\ub958\ub9ac\ud558"
    //   }
    // }

    sbResp = CkStringBuilder_Create();
    success = CkRest_FullRequestSb(rest,"POST","/echo_request_body.asp",sb,sbResp);
    if (success == FALSE) {
        printf("%s\n",CkRest_lastErrorText(rest));
        CkRest_Dispose(rest);
        CkJsonObject_Dispose(json);
        CkStringBuilder_Dispose(sb);
        CkStringBuilder_Dispose(sbResp);
        return;
    }

    // Show the response. 
    printf("Json Response: %s\n",CkStringBuilder_getAsString(sbResp));


    CkRest_Dispose(rest);
    CkJsonObject_Dispose(json);
    CkStringBuilder_Dispose(sb);
    CkStringBuilder_Dispose(sbResp);

    }