<?php

// Copyright 2012 Nexiwave Canada. All rights reserved.
// Nexiwave Canada PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.


// Change these:
$user = 'user@myemail.com';
$passwd = 'XYZ';
$file = "/data/audio/test.wav";

// Post this audio file to Nexiwave to transcribe
$url = sprintf('https://api.nexiwave.com/SpeechIndexing/file/storage/%s/recording?authData.passwd=%s&response=application/json&auto-redirect=true', $user, $passwd);

// To receive transcript as plain text, instead of html format, comment this line out (for SMS, for example)
$url = $url . '&transcriptFormat=html';


// For voicemail decoding, supply the callerId here, if available
$callerId = '4163551234';
$url = sprintf('%s&customIndexedProperties[callerId]=%s', $url, $callerId);

// Prepare curl
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_POST, 1);

curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 0);
curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 0);
curl_setopt($ch, CURLOPT_HEADER, 0);
curl_setopt($ch, CURLOPT_VERBOSE, 1);
curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
# curl_setopt($ch, CURLOPT_MAXREDIRS, 100);

// To explicitly configure to wait indefintely for sync requests:
#$timeout = 0;
#curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, $timeout);
#curl_setopt($ch, CURLOPT_TIMEOUT, $timeout);
#set_time_limit($timeout);      // time execution of php script self

$post = array("data.mediaFileData"=>sprintf("@%s", $file),);
curl_setopt($ch, CURLOPT_POSTFIELDS, $post);

// Ready to send:
$transcript = NULL;

$result = curl_exec($ch);
$code = curl_getinfo($ch, CURLINFO_HTTP_CODE);
curl_close($ch);
echo $code;
switch($code) {
case 200:             
       echo $result;
       $result = json_decode($result, true);
       if ( array_key_exists("text" , $result )){
             $transcript = $result["text"];
       }
       else {
           throw new exception("Strange nexiwave Response. No text or result_callback field. " + $result);
       }
       break;

default:
       throw new exception($result);
}


// Perform your magic here
echo $transcript;


?>