(Unicode C++) Clickatell Send SMS Text Message

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Demonstrate how to send a Clickatell SMS text message.

For more information, see https://docs.clickatell.com/channels/sms-channels/sms-api-reference/

Chilkat C/C++ Library Downloads
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#include <CkHttpW.h>
#include <CkJsonObjectW.h>
#include <CkHttpResponseW.h>
#include <CkStringBuilderW.h>

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

    CkHttpW http;
    bool success;

    // Implements the following CURL command:

    // curl -i \
    // -X POST \
    // -H "Content-Type: application/json" \
    // -H "Accept: application/json" \
    // -H "Authorization: API_KEY" \
    // -d '{"content": "Test Message Text", "to": ["PHONE_NUMBER"], "from": "FROM_PHONE_NUMBER" }' \
    // -s https://platform.clickatell.com/messages

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

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

    // {
    //   "content": "Test Message Text",
    //   "to": [
    //     "PHONE_NUMBER"
    //   ]
    // }

    CkJsonObjectW json;
    json.UpdateString(L"content",L"Test Message Text");
    json.UpdateString(L"to[0]",L"PHONE_NUMBER");
    json.UpdateString(L"from",L"FROM_PHONE_NUMBER");

    http.SetRequestHeader(L"Authorization",L"API_KEY");
    http.SetRequestHeader(L"Accept",L"application/json");
    http.SetRequestHeader(L"Content-Type",L"application/json");

    // If the following URL does not work, then try "https://platform.clickatell.com/v1/message"
    CkHttpResponseW *resp = http.PostJson3(L"https://platform.clickatell.com/messages",L"application/json",json);
    if (http.get_LastMethodSuccess() == false) {
        wprintf(L"%s\n",http.lastErrorText());
        return;
    }

    CkStringBuilderW sbResponseBody;
    resp->GetBodySb(sbResponseBody);
    CkJsonObjectW jResp;
    jResp.LoadSb(sbResponseBody);
    jResp.put_EmitCompact(false);

    wprintf(L"Response Body:\n");
    wprintf(L"%s\n",jResp.emit());

    int respStatusCode = resp->get_StatusCode();
    wprintf(L"Response Status Code = %d\n",respStatusCode);
    if (respStatusCode >= 400) {
        wprintf(L"Response Header:\n");
        wprintf(L"%s\n",resp->header());
        wprintf(L"Failed.\n");
        delete resp;
        return;
    }

    delete resp;

    // Sample JSON response:
    // (Sample code for parsing the JSON response is shown below)

    // {
    //   "messages": [
    //     {
    //       "apiMessageId": "66c06ac68e5c4afb953ea9328babfde6",
    //       "accepted": true,
    //       "to": "16302581871",
    //       "errorCode": null,
    //       "error": null,
    //       "errorDescription": null
    //     }
    //   ],
    //   "errorCode": null,
    //   "error": null,
    //   "errorDescription": null
    // }

    // Sample code for parsing the JSON response...
    // Use the following online tool to generate parsing code from sample JSON:
    // Generate Parsing Code from JSON

    const wchar_t *errorCode = 0;
    const wchar_t *error = 0;
    const wchar_t *errorDescription = 0;
    int i;
    int count_i;
    const wchar_t *apiMessageId = 0;
    bool accepted;
    const wchar_t *v_to = 0;

    errorCode = jResp.stringOf(L"errorCode");
    error = jResp.stringOf(L"error");
    errorDescription = jResp.stringOf(L"errorDescription");
    i = 0;
    count_i = jResp.SizeOfArray(L"messages");
    while (i < count_i) {
        jResp.put_I(i);
        apiMessageId = jResp.stringOf(L"messages[i].apiMessageId");
        accepted = jResp.BoolOf(L"messages[i].accepted");
        v_to = jResp.stringOf(L"messages[i].to");
        errorCode = jResp.stringOf(L"messages[i].errorCode");
        error = jResp.stringOf(L"messages[i].error");
        errorDescription = jResp.stringOf(L"messages[i].errorDescription");
        i = i + 1;
    }
    }