Transliterate.php

<?php

// NOTE: Be sure to uncomment the following line in your php.ini file.
// ;extension=php_openssl.dll

// **********************************************
// *** Update or verify the following values. ***
// **********************************************

// Replace the subscriptionKey string value with your valid subscription key.
$key = 'ENTER KEY HERE';

$host = "https://api.cognitive.microsofttranslator.com";
$path = "/transliterate?api-version=3.0";

// Transliterate text in Japanese from Japanese script (i.e. Hiragana/Katakana/Kanji) to Latin script.
$params = "&language=ja&fromScript=jpan&toScript=latn";

// Transliterate "good afternoon".
$text = "こんにちは";

if (!function_exists('com_create_guid')) {
  function com_create_guid() {
    return sprintf( '%04x%04x-%04x-%04x-%04x-%04x%04x%04x',
        mt_rand( 0, 0xffff ), mt_rand( 0, 0xffff ),
        mt_rand( 0, 0xffff ),
        mt_rand( 0, 0x0fff ) | 0x4000,
        mt_rand( 0, 0x3fff ) | 0x8000,
        mt_rand( 0, 0xffff ), mt_rand( 0, 0xffff ), mt_rand( 0, 0xffff )
    );
  }
}

function Transliterate ($host, $path, $key, $params, $content) {

    $headers = "Content-type: application/json\r\n" .
        "Content-length: " . strlen($content) . "\r\n" .
        "Ocp-Apim-Subscription-Key: $key\r\n" .
        "X-ClientTraceId: " . com_create_guid() . "\r\n";

    // NOTE: Use the key 'http' even if you are making an HTTPS request. See:
    // http://php.net/manual/en/function.stream-context-create.php
    $options = array (
        'http' => array (
            'header' => $headers,
            'method' => 'POST',
            'content' => $content
        )
    );
    $context  = stream_context_create ($options);
    $result = file_get_contents ($host . $path . $params, false, $context);
    return $result;
}

$requestBody = array (
    array (
        'Text' => $text,
    ),
);
$content = json_encode($requestBody);

$result = Transliterate ($host, $path, $key, $params, $content);

// Note: We convert result, which is JSON, to and from an object so we can pretty-print it.
// We want to avoid escaping any Unicode characters that result contains. See:
// http://php.net/manual/en/function.json-encode.php
$json = json_encode(json_decode($result), JSON_UNESCAPED_UNICODE | JSON_PRETTY_PRINT);
echo $json;
?>