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(C++) VoiceBase -- Upload a media file for transcription and analysis

This example demonstrates how to upload a media file for transcription and analysis. It duplicates the following curl command:

curl https://apis.voicebase.com/v2-beta/media \
  --form media=@msg_123_abc.wav \
  --header "Authorization: Bearer ${TOKEN}"

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#include <CkHttp.h>
#include <CkHttpRequest.h>
#include <CkStringBuilder.h>
#include <CkHttpResponse.h>
#include <CkJsonObject.h>

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

    //  Insert your Bearer token here:
    const char *accessToken = "VOICEBASE_TOKEN";

    CkHttp http;

    CkHttpRequest req;
    req.put_HttpVerb("POST");
    req.put_Path("/v2-beta/media");
    req.put_ContentType("multipart/form-data");

    //  Add the access (bearer) token to the request, which is a header
    //  having the following format:
    //  Authorization: Bearer <userAccessToken>
    CkStringBuilder sbAuth;
    sbAuth.Append("Bearer ");
    sbAuth.Append(accessToken);
    req.AddHeader("Authorization",sbAuth.getAsString());

    bool success = req.AddFileForUpload2("media","qa_data/wav/msg_123_abc.wav","audio/x-wav");
    if (success != true) {
        std::cout << req.lastErrorText() << "\r\n";
        return;
    }

    CkHttpResponse *resp = http.SynchronousRequest("apis.voicebase.com",443,true,req);
    if (http.get_LastMethodSuccess() != true) {
        std::cout << http.lastErrorText() << "\r\n";
        return;
    }

    //  Examine the response status code and body.
    std::cout << "Response status code = " << resp->get_StatusCode() << "\r\n";

    //  The response should be JSON, even if an error.
    CkJsonObject json;
    json.Load(resp->bodyStr());
    json.put_EmitCompact(false);

    std::cout << json.emit() << "\r\n";

    //  A successful response will have a status code = 200
    if (resp->get_StatusCode() != 200) {
        std::cout << "Failed." << "\r\n";
    }
    else {
        std::cout << "mediaId: " << json.stringOf("mediaId") << "\r\n";
        std::cout << "href: " << json.stringOf("_links.self.href") << "\r\n";
        std::cout << "status: " << json.stringOf("status") << "\r\n";
        std::cout << "Success." << "\r\n";
    }

    delete resp;

    //  Here is an example of a successful response:

    //  	{
    //  	  "_links": {
    //  	    "self": {
    //  	      "href": "/v2-beta/media/856a1e85-c847-4c3c-b7a4-6cf15cd51db4"
    //  	    }
    //  	  },
    //  	  "mediaId": "856a1e85-c847-4c3c-b7a4-6cf15cd51db4",
    //  	  "status": "accepted",
    //  	  "metadata": {}
    //  	}
    }

 

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