PHP Extension

VoiceBase -- Retrieve JSON Transcript

See more VoiceBase Examples

Retrieves a JSON transcript for a media file. PHP Extension

<?php

include("chilkat.php");

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

// Insert your Bearer token here:
$accessToken = 'VOICEBASE_TOKEN';

$http = new CkHttp();

// Add the access (bearer) token to the request, which is a header
// having the following format:
// Authorization: Bearer <userAccessToken>
$sbAuth = new CkStringBuilder();
$sbAuth->Append('Bearer ');
$sbAuth->Append($accessToken);
$http->SetRequestHeader('Authorization',$sbAuth->getAsString());

$sbUrl = new CkStringBuilder();
$sbUrl->Append('https://apis.voicebase.com/v2-beta/media/$MEDIA_ID/transcripts/latest');
$replaceCount = $sbUrl->Replace('$MEDIA_ID','f9b9bb88-d52c-4960-bcef-d516a9f85594');

$strJson = $http->quickGetStr($sbUrl->getAsString());
if ($http->get_LastMethodSuccess() != true) {
    print $http->lastErrorText() . "\n";
    exit;
}

// The response should be JSON, even if an error.
$json = new CkJsonObject();
$json->Load($strJson);
$json->put_EmitCompact(false);

print 'Response status code = ' . $http->get_LastStatus() . "\n";

if ($http->get_LastStatus() != 200) {
    print $json->emit() . "\n";
    print 'Failed' . "\n";
    exit;
}

// See the sample JSON response below..

// Iterate over the words..
$numWords = $json->SizeOfArray('transcripts.latest.words');
$i = 0;
while ($i < $numWords) {
    $json->put_I($i);
    print $json->stringOf('transcripts.latest.words[i].w') . "\n";
    $i = $i + 1;
}

print 'Success.' . "\n";

// A sample JSON response:

// { 
//   "_links": { 
//     "self": { 
//       "href": "/v2-beta/media/f9b9bb88-d52c-4960-bcef-d516a9f85594/transcripts/latest"
//     }
//   },
//   "transcripts": { 
//     "latest": { 
//       "revision": "b25e81dc-ae3e-4f9d-8008-1d56a283c17f",
//       "engine": "standard",
//       "confidence": 2.196210728898151,
//       "words": [
//         { 
//           "p": 0,
//           "s": 830,
//           "c": 0.14,
//           "e": 870,
//           "w": "You"
//         },
//         { 
//           "p": 1,
//           "s": 1860,
//           "c": 0.432,
//           "e": 1920,
//           "w": "know"
//         },
//         { 
//           "p": 2,
//           "s": 1930,
//           "c": 0.288,
//           "e": 2250,
//           "w": "that's"
//         },
//         { 
//           "p": 3,
//           "s": 2250,
//           "c": 0.923,
//           "e": 2300,
//           "w": "a"
//         },
// ...

?>