console google translation php script

translate.php

<?php
/**
 * @author grigach@gmail.com
 *
 * @usage    translate.php <word> [-a] [-s]
 *
 *          -a    - print all translations
 *          -s    - print translation synonyms
 *
 * @example
 * /c/admin/scripts/common
        $ php translate.php origin -a -s

        origin -> имя существительное
 
        происхождение [origin, descent, birth, genesis, background, lineage]
        начало [start, starting, beginning, outbreak, origin, onset]
        источник [source, spring, origin, fountain, fount, wellspring]
        возникновение [emergence, origin, beginning, genesis, uprising, nascency]
        первоисточник [primary source, original, origin, fountainhead]
        первопричина [prime cause, origin, source, principle]
        корень дерева [origin]
 */

function get_with_curl($url)
{
    $ch = curl_init();
    curl_setopt($ch, CURLOPT_URL, $url);
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
    curl_setopt($ch, CURLOPT_COOKIESESSION, true);
    curl_setopt($ch, CURLOPT_AUTOREFERER, true);
    curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
    curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 0);
    curl_setopt($ch, CURLOPT_USERAGENT, 'Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US; rv:1.9.2.12) Gecko/20101026 Firefox/3.6.12');
    $response = curl_exec($ch);
    if (curl_errno($ch)) {
        return curl_error($ch);
    } else {
        curl_close($ch);
        return $response;
    }
}

/**
 * cleanup google api response (json could not be parsed without this step)
 */
function cleanup_response($response)
{
    $response = preg_replace('/,+/', ',', $response);
    $response = preg_replace('/\[,/', '[', $response);
    return $response;
}

/**
 * output transformations:  cp866 is used for windows cyrillic command line
 * (don't forget to set console font to Lucida Console or similar)
 */
function print_line($line)
{
    echo iconv("utf-8", "cp866", $line) . PHP_EOL;
}


$term = $argv[1];
$all = in_array('-a', $argv);
$syn = in_array('-s', $argv);

$api_url = 'http://translate.google.com/translate_a/single';

$params = [
    "client" => "t",
    "sl" => "en", // source lang
    "tl" => "ru", // translate to lang
    "hl" => "ru", // messages lang
    "dt" => "bd", // get translation with synonymous worlds
    "q" => $term,
];


$translations = json_decode(cleanup_response(get_with_curl($api_url . '?' . http_build_query($params))));
echo PHP_EOL;
if (isset($translations[0][0][0], $translations[0][0][2])) {
    print_line($term . ' -> ' . $translations[0][0][0]);
    $translations = $all ? $translations[0][0][2] : [$translations[0][0][2][0]];
    foreach ($translations as $translation) {
        if ($syn) {
            print_line($translation[0] . ' [' . implode(', ', $translation[1]) . ']');
        } else {
            print_line($translation[0]);
        }
    }
} else {
    print_line("Ничего не найдено");
}

Я только начал изучать php. Я установил этот скрипт на сайт, но перевод не работает. Как правильно прописать источники, пути?