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Unicode C

Twilio: Send SMS using Basic Authentication

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Demonstrates how to use Twilio to send an SMS message using Basic authentication.

Chilkat Unicode C Downloads

Unicode C
#include <C_CkRestW.h>
#include <C_CkJsonObjectW.h>

void ChilkatSample(void)
    {
    BOOL success;
    HCkRestW rest;
    BOOL bTls;
    int port;
    BOOL bAutoReconnect;
    const wchar_t *responseJson;
    HCkJsonObjectW json;

    success = FALSE;

    // Demonstrates how to use Basic Authentication in a REST API call for Twilio.
    // Sends an SMS text message..

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

    rest = CkRestW_Create();

    // Use Basic Authentication.
    // Your Twilio Account SID is the username.
    // Your Twilio Auth Token is the password.
    success = CkRestW_SetAuthBasic(rest,L"TWILIO_ACCOUNT_SID",L"TWILIO_AUTH_TOKEN");

    // Make the initial connection (without sending a request yet) to Twilio.
    bTls = TRUE;
    port = 443;
    bAutoReconnect = TRUE;
    success = CkRestW_Connect(rest,L"api.twilio.com",port,bTls,bAutoReconnect);
    if (success != TRUE) {
        wprintf(L"%s\n",CkRestW_lastErrorText(rest));
        CkRestW_Dispose(rest);
        return;
    }

    // Provide the information for the SMS text message:
    success = CkRestW_AddQueryParam(rest,L"To",L"+16518675309");
    success = CkRestW_AddQueryParam(rest,L"From",L"+15005550006");
    success = CkRestW_AddQueryParam(rest,L"Body",L"Hey Jenny! Good luck on the bar exam!");
    success = CkRestW_AddQueryParam(rest,L"MediaUrl",L"http://farm2.static.flickr.com/1075/1404618563_3ed9a44a3a.jpg");

    // Send the SMS text message.
    // Your Twilio Account SID is part of the URI path:
    responseJson = CkRestW_fullRequestFormUrlEncoded(rest,L"POST",L"/2010-04-01/Accounts/TWILIO_ACCOUNT_SID/Messages.json");
    if (CkRestW_getLastMethodSuccess(rest) != TRUE) {
        wprintf(L"%s\n",CkRestW_lastErrorText(rest));
        CkRestW_Dispose(rest);
        return;
    }

    // When successful, the response status code will equal 201.
    if (CkRestW_getResponseStatusCode(rest) != 201) {
        // Examine the request/response to see what happened.
        wprintf(L"response status code = %d\n",CkRestW_getResponseStatusCode(rest));
        wprintf(L"response status text = %s\n",CkRestW_responseStatusText(rest));
        wprintf(L"response header: %s\n",CkRestW_responseHeader(rest));
        wprintf(L"response body (if any): %s\n",responseJson);
        wprintf(L"---\n");
        wprintf(L"LastRequestStartLine: %s\n",CkRestW_lastRequestStartLine(rest));
        wprintf(L"LastRequestHeader: %s\n",CkRestW_lastRequestHeader(rest));
        CkRestW_Dispose(rest);
        return;
    }

    // The response is JSON.  We'll show how to get a few bits of information from it.
    // A full sample JSON response is shown below..

    json = CkJsonObjectW_Create();
    CkJsonObjectW_putEmitCompact(json,FALSE);
    success = CkJsonObjectW_Load(json,responseJson);

    // First show the entire JSON.
    wprintf(L"%s\n",CkJsonObjectW_emit(json));

    // Now get some individual pieces of information:
    wprintf(L"sid: %s\n",CkJsonObjectW_stringOf(json,L"sid"));
    wprintf(L"body: %s\n",CkJsonObjectW_stringOf(json,L"body"));
    wprintf(L"media: %s\n",CkJsonObjectW_stringOf(json,L"subresource_uris.media"));

    wprintf(L"Success.\n");

    // Sample JSON response:

    // {
    //   "sid": "MM97ecfd43e9f24e99b0c2c6ee016949e3",
    //   "date_created": null,
    //   "date_updated": null,
    //   "date_sent": null,
    //   "account_sid": "112e1111e0151133d11112101111d1111",
    //   "to": "+16518675309",
    //   "from": "+15005550006",
    //   "messaging_service_sid": null,
    //   "body": "Sent from your Twilio trial account - Hey Jenny! Good luck on the bar exam!",
    //   "status": "queued",
    //   "num_segments": "1",
    //   "num_media": "0",
    //   "direction": "outbound-api",
    //   "api_version": "2010-04-01",
    //   "price": null,
    //   "price_unit": "USD",
    //   "error_code": null,
    //   "error_message": null,
    //   "uri": "/2010-04-01/Accounts/AC2e9b6bc0f51133df24926f07341d3824/Messages/MM97ecfd43e9f24e99b0c2c6ee016949e3.json",
    //   "subresource_uris": {
    //     "media": "/2010-04-01/Accounts/AC2e9b6bc0f51133df24926f07341d3824/Messages/MM97ecfd43e9f24e99b0c2c6ee016949e3/Media.json"
    //   }
    // }


    CkRestW_Dispose(rest);
    CkJsonObjectW_Dispose(json);

    }