dolibarr/dev/translation/autotranslator.class.php
Laurent Destailleur 8d206fdfb0 Prepare move to other licence. For the moment all answers for licence
upgrade were not yet received. So we prepare for GPL by uniformizing
licence text keys to GPL-3+. Will move later to AGPL if all answers are
positive.
2013-01-16 15:36:08 +01:00

342 lines
11 KiB
PHP

<?php
/* Copyright (C) 2009-2012 Laurent Destailleur <eldy@users.sourceforge.net>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* \file dev/translation/langAutoParser.class.php
* \ingroup dev
* \brief This file is an example for a command line script
*/
/**
* Class to parse language files and translate them
* This is a language automatic translator parser for Dolibarr
*/
class autoTranslator
{
private $_translatedFiles = array();
private $_destlang = '';
private $_refLang = '';
private $_langDir = '';
private $_limittofile = '';
private $_time;
private $_time_end;
private $_outputpagecode = 'UTF-8';
private $_apikey;
//private $_outputpagecode = 'ISO-8859-1';
const DIR_SEPARATOR = '/';
function __construct($_destlang,$_refLang,$_langDir,$_limittofile,$_apikey)
{
// Set enviorment variables
$this->_destlang = $_destlang;
$this->_refLang = $_refLang;
$this->_langDir = $_langDir.self::DIR_SEPARATOR;
$this->_time = date('Y-m-d H:i:s');
$this->_limittofile = $_limittofile;
$this->_apikey = $_apikey;
// Translate
//ini_set('default_charset','UTF-8');
ini_set('default_charset',$this->_outputpagecode);
$this->parse_refLangTranslationFiles();
}
/**
* Parse file
*
* @return void
*/
private function parse_refLangTranslationFiles()
{
$files = $this->getTranslationFilesArray($this->_refLang);
$counter = 1;
foreach($files as $file)
{
if ($this->_limittofile && $this->_limittofile != $file) continue;
$counter++;
$fileContent = null;
$refPath = $this->_langDir.$this->_refLang.self::DIR_SEPARATOR.$file;
$fileContent = file($refPath,FILE_IGNORE_NEW_LINES|FILE_SKIP_EMPTY_LINES);
print "Processing file " . $file . ", with ".count($fileContent)." lines<br>\n";
// Define target dirs
$targetlangs=array($this->_destlang);
if ($this->_destlang == 'all')
{
$targetlangs=array();
// If we must process all languages
$arraytmp=dol_dir_list($this->_langDir,'directories',0);
foreach($arraytmp as $dirtmp)
{
if ($dirtmp['name'] === $this->_refLang) continue; // We discard source language
$tmppart=explode('_',$dirtmp['name']);
if (preg_match('/^en/i',$dirtmp['name'])) continue; // We discard en_* languages
if (preg_match('/^fr/i',$dirtmp['name'])) continue; // We discard fr_* languages
if (preg_match('/^es/i',$dirtmp['name'])) continue; // We discard es_* languages
if (preg_match('/ca_ES/i',$dirtmp['name'])) continue; // We discard es_CA language
if (preg_match('/pt_BR/i',$dirtmp['name'])) continue; // We discard pt_BR language
if (preg_match('/nl_BE/i',$dirtmp['name'])) continue; // We discard nl_BE language
if (preg_match('/^\./i',$dirtmp['name'])) continue; // We discard files .*
if (preg_match('/^CVS/i',$dirtmp['name'])) continue; // We discard CVS
$targetlangs[]=$dirtmp['name'];
}
//var_dump($targetlangs);
}
// Process translation of source file for each target languages
foreach($targetlangs as $my_destlang)
{
$this->_translatedFiles = array();
$destPath = $this->_langDir.$my_destlang.self::DIR_SEPARATOR.$file;
// Check destination file presence
if (! file_exists($destPath))
{
// No file present, we generate file
echo "File not found: " . $destPath . ". We generate it.<br>\n";
$this->createTranslationFile($destPath,$my_destlang);
}
else
{
echo "Updating file: " . $destPath . "<br>\n";
}
// Translate lines
$fileContentDest = file($destPath,FILE_IGNORE_NEW_LINES|FILE_SKIP_EMPTY_LINES);
$newlines=0;
foreach($fileContent as $line){
$key = $this->getLineKey($line);
$value = $this->getLineValue($line);
if ($key && $value)
{
$newlines+=$this->translateFileLine($fileContentDest,$file,$key,$value,$my_destlang);
}
}
$this->updateTranslationFile($destPath,$file,$my_destlang);
echo "New translated lines: " . $newlines . "<br>\n";
//if ($counter ==3) die('fim');
}
}
}
/**
* Update file with new translations
*
* @param string $destPath Target path
* @param string $file File
* @param string $my_destlang Target language code
* @return void
*/
private function updateTranslationFile($destPath,$file,$my_destlang)
{
$this->_time_end = date('Y-m-d H:i:s');
if (isset($this->_translatedFiles[$file]) && count($this->_translatedFiles[$file])>0)
{
$fp = fopen($destPath, 'a');
fwrite($fp, "\r\n");
fwrite($fp, "\r\n");
fwrite($fp, "// START - Lines generated via autotranslator.php tool (".$this->_time.").\r\n");
fwrite($fp, "// Reference language: ".$this->_refLang." -> ".$my_destlang."\r\n");
foreach( $this->_translatedFiles[$file] as $line) {
fwrite($fp, $line . "\r\n");
}
fwrite($fp, "// STOP - Lines generated via autotranslator.php tool (".$this->_time_end.").\r\n");
fclose($fp);
}
return;
}
/**
* Create a new translation file
*
* @param string $path Path
* @param string $my_destlang Target language code
* @return void
*/
private function createTranslationFile($path,$my_destlang)
{
$fp = fopen($path, 'w+');
fwrite($fp, "/*\r\n");
fwrite($fp, " * Language code: {$my_destlang}\r\n");
fwrite($fp, " * Automatic generated via autotranslator.php tool\r\n");
fwrite($fp, " * Generation date " . $this->_time. "\r\n");
fwrite($fp, " */\r\n");
fclose($fp);
return;
}
/**
* Put in array _translatedFiles[$file], line of a new tranlated pair
*
* @param string $content Existing content of dest file
* @param string $file Target file name translated (xxxx.lang)
* @param string $key Key to translate
* @param string $value Existing value in source file
* @param string $my_destlang Language code (ie: fr_FR)
* @return int 0=Nothing translated, 1=Record translated
*/
private function translateFileLine($content,$file,$key,$value,$my_destlang)
{
//print "key =".$key."\n";
foreach( $content as $line ) {
$destKey = $this->getLineKey($line);
$destValue = $this->getLineValue($line);
// If translated return
//print "destKey=".$destKey."\n";
if ( trim($destKey) == trim($key) )
{ // Found already existing translation (key already exits in dest file)
return 0;
}
}
if ($key == 'CHARSET') $val=$this->_outputpagecode;
else if (preg_match('/^Format/',$key)) $val=$value;
else if ($value=='-') $val=$value;
else
{
// If not translated then translate
if ($this->_outputpagecode == 'UTF-8') $val=$this->translateTexts(array($value),substr($this->_refLang,0,2),substr($my_destlang,0,2));
else $val=utf8_decode($this->translateTexts(array($value),substr($this->_refLang,0,2),substr($my_destlang,0,2)));
}
$val=trim($val);
if (empty($val)) return 0;
$this->_translatedFiles[$file][] = $key . '=' . $val ;
return 1;
}
/**
* getLineKey
*
* @param string $line Line found into file
* @return string Key
*/
private function getLineKey($line)
{
$arraykey = explode('=',$line,2);
return trim($arraykey[0]);
}
/**
* getLineValue
*
* @param string $line Line found into file
* @return string Value
*/
private function getLineValue($line)
{
$arraykey = explode('=',$line,2);
return trim(isset($arraykey[1])?$arraykey[1]:'');
}
/**
* getTranslationFilesArray
*
* @param string $lang Language code
* @return array Array
*/
private function getTranslationFilesArray($lang)
{
$dir = new DirectoryIterator($this->_langDir.$lang);
while($dir->valid()) {
if(!$dir->isDot() && $dir->isFile() && ! preg_match('/^\./',$dir->getFilename())) {
$files[] = $dir->getFilename();
}
$dir->next();
}
return $files;
}
/**
* Return translation of a value
*
* @param array $src_texts Array with one value
* @param string $src_lang Language code source (us, fr, it, ...)
* @param string $dest_lang Language code target (es, de, ...)
* @return string Value translated
*/
private function translateTexts($src_texts, $src_lang, $dest_lang)
{
// We want to be sure that src_lang and dest_lang are using 2 chars only
$tmp=explode('_',$src_lang);
if (! empty($tmp[1]) && $tmp[0] == $tmp[1]) $src_lang=$tmp[0];
$tmp=explode('_',$dest_lang);
if (! empty($tmp[1]) && $tmp[0] == $tmp[1]) $dest_lang=$tmp[0];
//setting language pair
$lang_pair = $src_lang.'|'.$dest_lang;
$src_text_to_translate=preg_replace('/%s/','SSSSS',join('',$src_texts));
$src_text_to_translate=preg_replace('/'.preg_quote('\n\n').'/',' NNNNN ',$src_text_to_translate);
// Define GET URL v1
//$url = "http://ajax.googleapis.com/ajax/services/language/translate?v=1.0&q=".urlencode($src_text_to_translate)."&langpair=".urlencode($lang_pair);
// Example: http://ajax.googleapis.com/ajax/services/language/translate?v=1.0&q=Setup%20area&langpair=en_US|fr_FR
// Define GET URL v2
$url = "https://www.googleapis.com/language/translate/v2?key=".$this->_apikey."&q=".urlencode($src_text_to_translate)."&source=".urlencode($src_lang)."&target=".urlencode($dest_lang);
// Example: https://www.googleapis.com/language/translate/v2?key=_apikey&q=Setup%20area&source=en_US&target=fr_FR
// Send request
//print "Url to translate: ".$url."\n";
if (! function_exists("curl_init"))
{
print "Error, your PHP does not support curl functions.\n";
die();
}
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($ch, CURLOPT_REFERER, "Mozilla");
$body = curl_exec($ch);
curl_close($ch);
//sleep(1); // This is to avoid to overload server.
// now, process the JSON string
$json = json_decode($body, true);
if ((! empty($json['responseStatus']) && $json['responseStatus'] != 200)
|| count($json['data']['translations']) == 0)
{
print "Error: ".$json['responseStatus']." ".$url."\n";
return false;
}
$rep=$json['data']['translations'][0]['translatedText'];
$rep=preg_replace('/SSSSS/i','%s',$rep);
$rep=preg_replace('/NNNNN/i','\n\n',$rep);
$rep=preg_replace('/&#39;/i','\'',$rep);
//print "OK ".join('',$src_texts).' => '.$rep."\n";
return $rep;
}
}
?>