pronto/bin/google_translate.php

Go to the documentation of this file.

<?php
if(!extension_loaded('mbstring')) {
        die("Error: This script requires the mbstring PHP extension.\n");
}

ini_set('default_charset', 'UTF-8');
mb_internal_encoding('UTF-8');

function post($url, $params)
{
        $urlparts = parse_url($url);
        $paramstr = '';
        foreach($params as $k=>$v) {
                $paramstr .= "&$k=".urlencode($v);
        }
        $paramstr = substr($paramstr, 1);

        $fp = fsockopen($urlparts['host'], 80);
        if($fp === false) die("Error: could not connect to {$urlparts['host']}\n");
        fwrite($fp, "POST {$urlparts['path']} HTTP/1.0\r\n");
        fwrite($fp, "Host: {$urlparts['host']}\r\n");
        fwrite($fp, "Content-Type: application/x-www-form-urlencoded\r\n");
        fwrite($fp, "Content-Length: ".strlen($paramstr)."\r\n\r\n");
        fwrite($fp, $paramstr);

        $result = '';
        while(!feof($fp)) {
                $result .= fread($fp, 4096);
        }
        fclose($fp);

        return $result;
}

function utf8_strrev($str, $reverse_numbers=false) {
        preg_match_all('/./us', $str, $ar);
        if ($reverse_numbers)
                return join('',array_reverse($ar[0]));
        else {
                $temp = array();
                foreach ($ar[0] as $value) {
                        if (is_numeric($value) && !empty($temp[0]) && is_numeric($temp[0])) {
                                foreach ($temp as $key => $value2) {
                                        if (is_numeric($value2))
                                                $pos = ($key + 1);
                                        else
                                                break;
                                }
                                $temp2 = array_splice($temp, $pos);
                                $temp = array_merge($temp, array($value), $temp2);
                        } else
                                array_unshift($temp, $value);
                }
                return implode('', $temp);
        }
}

if($_SERVER['argc'] < 2) {
        echo "desc:  Translate a messages file into another language using Google's\n";
        echo "       Translate service.\n\n";
        echo "usage: google_translate.php <messages_file>\n";
        echo "ex:    google_translate.php config/i18n/fr/messages.php\n\n";
        exit;
}
$MESSAGES_FILE = $_SERVER['argv'][1];

if(!is_readable($MESSAGES_FILE)) {
        die("Error: cannot open file for read: $MESSAGES_FILE\n");
}

include($MESSAGES_FILE);
$LANGUAGE_CODE = str_replace('_','-',$LANGUAGE_CODE);

$params = array(
        'ie'       => 'UTF8',
        'hl'       => 'en',
        'langpair' => 'en|'.$LANGUAGE_CODE,
        'text'     => ""
);
foreach($MESSAGES as $k=>$v) {
        $params['text'] .= "$k\n";
}

$r = post('http://www.google.com/translate_t', $params);

// parse header for charset
$headers = array();
$hdrtext = substr($r, 0, strpos($r, "\r\n\r\n"));
foreach(explode("\r\n", $hdrtext) as $hdr) {
        if(strpos($hdr, ':') === false) continue;
        $parts = explode(':', $hdr);
        $k = array_shift($parts);
        $headers[$k] = trim(join(':', $parts));
}

// convert to UTF-8
$parts = explode(';', $headers['Content-Type']);
$parts2 = explode('=', $parts[1]);
$charset = trim($parts2[1]);
$r = iconv($charset, 'UTF-8//TRANSLIT', $r);

// scrape HTML for our string list
preg_match('#<div id=result_box dir="(ltr|rtl)">(.*)</div>#Uus', $r, $matches);
if(empty($matches[2])) {
        echo ("Error: did find translation results in output\n");
        //print_r($matches);
        //echo "\n$r\n";
        exit(1);
}

$outfile = file_get_contents($MESSAGES_FILE);
reset($MESSAGES);

$words = explode("<br>", $matches[2]);
foreach($words as $word) {
        $word = trim($word);
        $word = html_entity_decode($word, ENT_COMPAT, 'UTF-8');
        //if($matches[1] == 'rtl') $word = utf8_strrev($word);
        
        // for some reason, Google will sometimes break up our printf
        // tokens, turning "%s" into "s%" or "% s"
        $word = str_replace(array('% s','% S','s%','S%'), '%s', $word);
        $word = str_replace(array('% d','% D','d%','D%'), '%d', $word);

        // escape quotes
        $word = str_replace('"', '\\"', $word);

        $orig = key($MESSAGES);
        $outfile = str_replace("=> \"$orig\"", "=> \"$word\"", $outfile);
        next($MESSAGES);
}

$fp = fopen($MESSAGES_FILE, 'w');
fputs($fp, $outfile);
fclose($fp);

?>

---