/admin800/tabs/AdminTranslations.php

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<?php
/*
* 2007-2011 PrestaShop 
*
* NOTICE OF LICENSE
*
* This source file is subject to the Open Software License (OSL 3.0)
* that is bundled with this package in the file LICENSE.txt.
* It is also available through the world-wide-web at this URL:
* http://opensource.org/licenses/osl-3.0.php
* If you did not receive a copy of the license and are unable to
* obtain it through the world-wide-web, please send an email
* to license@prestashop.com so we can send you a copy immediately.
*
* DISCLAIMER
*
* Do not edit or add to this file if you wish to upgrade PrestaShop to newer
* versions in the future. If you wish to customize PrestaShop for your
* needs please refer to http://www.prestashop.com for more information.
*
*  @author PrestaShop SA <contact@prestashop.com>
*  @copyright  2007-2011 PrestaShop SA
*  @version  Release: $Revision: 7082 $
*  @license    http://opensource.org/licenses/osl-3.0.php  Open Software License (OSL 3.0)
*  International Registered Trademark & Property of PrestaShop SA
*/

include_once(PS_ADMIN_DIR.'/../classes/AdminTab.php');
include_once(PS_ADMIN_DIR.'/../tools/tar/Archive_Tar.php');
include_once(PS_ADMIN_DIR.'/../tools/pear/PEAR.php');
define ('TEXTAREA_SIZED', 70);

class AdminTranslations extends AdminTab
{
	protected $total_expression = 0;
	protected $all_iso_lang = array();
	protected $modules_translations = array();
	const DEFAULT_THEME_NAME = 'default';
	protected static $tpl_regexp = '';
	protected static $php_regexp = '';

	/**
	 * Is true if number of var exceed the suhosin request or post limit 
	 * 
	 * @var boolean
	 */
	protected $suhosin_limit_exceed = false;
	
	public function __construct()
	{
		parent::__construct();
		self::$tpl_regexp = '/\{l s=\''._PS_TRANS_PATTERN_.'\'( mod=\'.+\')?( js=1)?\}/U';
		self::$php_regexp = '/->l\(\''._PS_TRANS_PATTERN_.'\'(, \'(.+)\')?(, (.+))?\)/U';
	}
	
	/**
	 * This method merge each arrays of modules translation in 
	 * the array of modules translations
	 * 
	 * @param boolean $is_default if true a prefix is set before each keys in global $_MODULES array
	 */
	protected function getModuleTranslations($is_default = false)
	{
		global $_MODULES, $_MODULE;

		if (!isset($_MODULE) AND !isset($_MODULES))
			$_MODULES = array();
		elseif (isset($_MODULE))
		{
			if(is_array($_MODULE) AND $is_default === true)
			{
				$_NEW_MODULE = array();
				foreach($_MODULE as $key=>$value)
				{
					$_NEW_MODULE[self::DEFAULT_THEME_NAME.$key] = $value;
				}
				$_MODULE = $_NEW_MODULE;
			}
			$_MODULES = (is_array($_MODULES) AND is_array($_MODULE)) ? array_merge($_MODULES, $_MODULE) : $_MODULE;
		}
	}
	
	/**
	 * This method is only used by AdminTranslations::submitCopyLang().
	 * 
	 * It try to create folder in new theme.
	 * 
	 * When a translation file is copied for a module, its translation key is wrong.
	 * We have to change the translation key and rewrite the file.
	 * 
	 * @param string $dest file name
	 * @return bool
	 */
	protected function checkDirAndCreate($dest)
	{
		$bool = true;
		// To get only folder path
		$path = dirname($dest);
		// If folder wasn't already added
		if (!file_exists($path))
		{
			if(!mkdir($path, 0777, true))
			{
				$bool &= false;
				$this->_errors[] = $this->l('Cannot create the folder').' "'.$path.'". '.$this->l('Check directory writing permissions.');
			}
		}
		return $bool;
	}

	protected function writeTranslationFile($type, $path, $mark = false, $fullmark = false)
	{
		global $currentIndex;

		if ($fd = fopen($path, 'w'))
		{
			unset($_POST['submitTranslations'.$type], $_POST['lang']);
			unset($_POST['token']);
			$toInsert = array();
			foreach($_POST AS $key => $value)
				if (!empty($value))
					$toInsert[$key] = $value;

			$tab = ($fullmark ? Tools::strtoupper($fullmark) : 'LANG').($mark ? Tools::strtoupper($mark) : '');
			fwrite($fd, "<?php\n\nglobal \$_".$tab.";\n\$_".$tab." = array();\n");
			foreach($toInsert AS $key => $value)
				fwrite($fd, '$_'.$tab.'[\''.pSQL($key, true).'\'] = \''.pSQL($value, true).'\';'."\n");
			fwrite($fd, "\n?>");
			fclose($fd);
			Tools::redirectAdmin($currentIndex.'&conf=4&token='.$this->token);
		}
		else
			die('Cannot write language file');
	}

	public function submitCopyLang()
	{
		global $currentIndex;

		if (!($fromLang = strval(Tools::getValue('fromLang'))) OR !($toLang = strval(Tools::getValue('toLang'))))
			$this->_errors[] = $this->l('you must select 2 languages in order to copy data from one to another');
		elseif (!($fromTheme = strval(Tools::getValue('fromTheme'))) OR !($toTheme = strval(Tools::getValue('toTheme'))))
			$this->_errors[] = $this->l('you must select 2 themes in order to copy data from one to another');
		elseif (!Language::copyLanguageData(Language::getIdByIso($fromLang), Language::getIdByIso($toLang)))
			$this->_errors[] = $this->l('an error occurred while copying data');
		elseif ($fromLang == $toLang AND $fromTheme == $toTheme)
			$this->_errors[] = $this->l('nothing to copy! (same language and theme)');
		if (sizeof($this->_errors))
			return ;

		$bool = true;
		$items = Language::getFilesList($fromLang, $fromTheme, $toLang, $toTheme, false, false, true);
		foreach ($items AS $source => $dest)
		{
			$bool &= $this->checkDirAndCreate($dest);
			$bool &= @copy($source, $dest);
			
			if (strpos($dest, 'modules') AND basename($source) === $fromLang.'.php' AND $bool !== false)
			{
				$bool &= $this->changeModulesKeyTranslation($dest, $fromTheme, $toTheme);
			}
		}
		if ($bool)
			Tools::redirectLink($currentIndex.'&conf=14&token='.$this->token);
		$this->_errors[] = $this->l('a part of the data has been copied but some language files could not be found or copied');
	}
	
	/**
	 * Change the key translation to according it to theme name.
	 * 
	 * @param string $path
	 * @param string $theme_from
	 * @param string $theme_to
	 * @return boolean
	 */
	public function changeModulesKeyTranslation ($path, $theme_from, $theme_to)
	{
		$content = file_get_contents($path);
		$arr_replace = array();
		$bool_flag = true;
		if(preg_match_all('#\$_MODULE\[\'([^\']+)\'\]#Ui', $content, $matches))
		{
			foreach ($matches[1] as $key=>$value)
			{
				$arr_replace[$value] = str_replace($theme_from, $theme_to, $value);
			}
			$content = str_replace(array_keys($arr_replace), array_values($arr_replace), $content);
			$bool_flag = (file_put_contents($path, $content) === false) ? false : true;
		}
		return $bool_flag;
	}
	public function submitExportLang()
	{
		global $currentIndex;

		$lang = strtolower(Tools::getValue('iso_code'));
		$theme = strval(Tools::getValue('theme'));
		if ($lang AND $theme)
		{
			$items = array_flip(Language::getFilesList($lang, $theme, false, false, false, false, true));
			$gz = new Archive_Tar(_PS_TRANSLATIONS_DIR_.'/export/'.$lang.'.gzip', true);
			if ($gz->createModify($items, NULL, _PS_ROOT_DIR_));
				Tools::redirect('translations/export/'.$lang.'.gzip');
			$this->_errors[] = Tools::displayError('An error occurred while creating archive.');
		}
		$this->_errors[] = Tools::displayError('Please choose a language and theme.');
	}
	
	public function checkAndAddMailsFiles ($iso_code, $files_list)
	{
		$mails = scandir(_PS_MAIL_DIR_.'en/');
		$mails_new_lang = array();
		foreach ($files_list as $file)
		{
			if (preg_match('#^mails\/([a-z0-9]+)\/#Ui', $file['filename'], $matches))
			{
				$slash_pos = strrpos($file['filename'], '/');
				$mails_new_lang[] = substr($file['filename'], -(strlen($file['filename'])-$slash_pos-1));
			}
		}
		$arr_mails_needed = array_diff($mails, $mails_new_lang);
		foreach ($arr_mails_needed as $mail_to_add)
		{
			if ($mail_to_add !== '.' && $mail_to_add !== '..' && $mail_to_add !== '.svn')
			{
				@copy(_PS_MAIL_DIR_.'en/'.$mail_to_add, _PS_MAIL_DIR_.$iso_code.'/'.$mail_to_add);
			}
		}
	}
	public function submitImportLang()
	{
		global $currentIndex;

		if (!isset($_FILES['file']['tmp_name']) OR !$_FILES['file']['tmp_name'])
			$this->_errors[] = Tools::displayError('No file selected');
		else
		{
			$gz = new Archive_Tar($_FILES['file']['tmp_name'], true);
			$iso_code = str_replace('.gzip', '', $_FILES['file']['name']);
			$files_list = $gz->listContent();
			if ($gz->extract(_PS_TRANSLATIONS_DIR_.'../', false))
			{
				$this->checkAndAddMailsFiles($iso_code, $files_list);
				if (Validate::isLanguageFileName($_FILES['file']['name']))
				{
					if (!Language::checkAndAddLanguage($iso_code))
						$conf = 20;
				}
				Tools::redirectAdmin($currentIndex.'&conf='.(isset($conf) ? $conf : '15').'&token='.$this->token);
			}
			$this->_errors[] = Tools::displayError('Archive cannot be extracted.');
		}
	}
	
	public function submitAddLang()
	{
		global $currentIndex;

		$arr_import_lang = explode('|', Tools::getValue('params_import_language')); /* 0 = Language ISO code, 1 = PS version */
		if (Validate::isLangIsoCode($arr_import_lang[0]))
		{
			if ($content = Tools::file_get_contents('http://www.prestashop.com/download/lang_packs/gzip/'.$arr_import_lang[1].'/'.$arr_import_lang[0].'.gzip', false, stream_context_create(array('http' => array('method' => 'GET', 'timeout' => 5)))))
			{
				$file = _PS_TRANSLATIONS_DIR_.$arr_import_lang[0].'.gzip';
				if (file_put_contents($file, $content))
				{
					$gz = new Archive_Tar($file, true);
					$files_list = $gz->listContent();
					if ($gz->extract(_PS_TRANSLATIONS_DIR_.'../', false))
					{
						$this->checkAndAddMailsFiles($arr_import_lang[0], $files_list);
						if (!Language::checkAndAddLanguage($arr_import_lang[0]))
							$conf = 20;
						if (!unlink($file))
							$this->_errors[] = Tools::displayError('Cannot delete archive');
						Tools::redirectAdmin($currentIndex.'&conf='.(isset($conf) ? $conf : '15').'&token='.$this->token);
					}
					$this->_errors[] = Tools::displayError('Archive cannot be extracted.');
					if (!unlink($file))
						$this->_errors[] = Tools::displayError('Cannot delete archive');
				}
				else
					$this->_errors[] = Tools::displayError('Server does not have permissions for writing.');
			}
			else
				$this->_errors[] = Tools::displayError('Language not found');
		}
		else
			$this->_errors[] = Tools::displayError('Invalid parameter');
	}
	
	/**
	 * This method check each file (tpl or php file), get its sentences to translate,
	 * compare with posted values and write in iso code translation file.
	 * 
	 * @param string $file_name
	 * @param array $files
	 * @param string $theme_name
	 * @param string $module_name
	 * @param string|boolean $dir
	 * @return void
	 */
	protected function findAndWriteTranslationsIntoFile($file_name, $files, $theme_name, $module_name, $dir = false)
	{
		// These static vars allow to use file to write just one time.
		static $_cache_file = array();
		static $str_write = '';
		static $array_check_duplicate = array();
		
		// Default translations and Prestashop overriding themes are distinguish
		$is_default = $theme_name === self::DEFAULT_THEME_NAME ? true : false;
		
		// Set file_name in static var, this allow to open and wright the file just one time
		if (!isset($_cache_file[($is_default ? self::DEFAULT_THEME_NAME : $theme_name).'-'.$file_name]) )
		{
			$str_write = '';
			$_cache_file[($is_default ? self::DEFAULT_THEME_NAME : $theme_name).'-'.$file_name] = true;
			if(!file_exists($file_name))
				file_put_contents($file_name, '');
			if (!is_writable($file_name))
				die ($this->l('Cannot write the theme\'s language file ').'('.$file_name.')'.$this->l('. Please check write permissions.'));
				
			// this string is initialized one time for a file
			$str_write .= "<?php\n\nglobal \$_MODULE;\n\$_MODULE = array();\n";
			$array_check_duplicate = array();
		}
			
		if (!$dir)
			$dir = ($theme_name == self::DEFAULT_THEME_NAME ? _PS_MODULE_DIR_.$module_name.'/' : _PS_ALL_THEMES_DIR_.$theme_name.'/modules/'.$module_name.'/');
		
		foreach ($files AS $template_file)
		{
			if ((preg_match('/^(.*).tpl$/', $template_file) OR ($is_default AND preg_match('/^(.*).php$/', $template_file))) AND file_exists($tpl = $dir.$template_file))
			{
				// Get translations key
				$content = file_get_contents($tpl);
				preg_match_all(substr($template_file, -4) == '.tpl' ? self::$tpl_regexp : self::$php_regexp, $content, $matches);
				
				// Write each translation on its module file
				$template_name = substr(basename($template_file), 0, -4);
				
				foreach ($matches[1] AS $key)
				{
					$post_key = md5(strtolower($module_name).'_'.($is_default ? self::DEFAULT_THEME_NAME : strtolower($theme_name)).'_'.strtolower($template_name).'_'.md5($key));
					$pattern = '\'<{'.strtolower($module_name).'}'.($is_default ? 'prestashop' : strtolower($theme_name)).'>'.strtolower($template_name).'_'.md5($key).'\'';
					if (array_key_exists($post_key, $_POST) AND !empty($_POST[$post_key]) AND !in_array($pattern, $array_check_duplicate))
					{
						$array_check_duplicate[] = $pattern;
						$str_write .= '$_MODULE['.$pattern.'] = \''.pSQL($_POST[$post_key]).'\';'."\n";
						$this->total_expression++;
					}
				}
			}
		}
		if (isset($_cache_file[($is_default ? self::DEFAULT_THEME_NAME : $theme_name).'-'.$file_name]) AND $str_write != "<?php\n\nglobal \$_MODULE;\n\$_MODULE = array();\n")
			file_put_contents($file_name, $str_write);
	}
	public function clearModuleFiles ($files, $type_clear = 'file', $path = '')
	{
		$arr_exclude = array('img', 'js', 'mails');
		$arr_good_ext = array('.tpl', '.php');
		foreach ($files as $key=>$file)
		{
			if ($file{0} === '.' OR in_array(substr($file, 0, strrpos($file,'.')), $this->all_iso_lang))
				unset($files[$key]);
			else if ($type_clear === 'file' AND !in_array(substr($file, strrpos($file,'.')),$arr_good_ext))
				unset($files[$key]);
			else if ($type_clear === 'directory' AND (!is_dir($path.$file) OR in_array($file, $arr_exclude)))
				unset($files[$key]);
				
		}
		return $files;
	}
	/**
	 * This method get translation for each files of a module,
	 * compare with global $_MODULES array and fill AdminTranslations::modules_translations array
	 * With key as English sentences and values as their iso code translations. 
	 *  
	 * @param array $files
	 * @param string $theme_name
	 * @param string $module_name
	 * @param string|boolean $dir
	 * @param string $iso_code
	 * @return void
	 */
	protected function findAndFillTranslations($files, $theme_name, $module_name, $dir = false, $iso_code = '')
	{
		global $_MODULES;
		// added for compatibility
		$_MODULES = array_change_key_case($_MODULES);
		
		// Default translations and Prestashop overriding themes are distinguish
		$is_default = $theme_name === self::DEFAULT_THEME_NAME ? true : false;
		
		if (!$dir)
			$dir = ($theme_name === self::DEFAULT_THEME_NAME ? _PS_MODULE_DIR_.$module_name.'/' : _PS_ALL_THEMES_DIR_.$theme_name.'/modules/'.$module_name.'/');
		
		// Thank to this var similar keys are not duplicate 
		// in AndminTranslation::modules_translations array
		// see below
		$array_check_duplicate = array();
		foreach ($files AS $template_file)
		{
			if ((preg_match('/^(.*).tpl$/', $template_file) OR ($is_default AND preg_match('/^(.*).php$/', $template_file))) AND file_exists($tpl = $dir.$template_file))
			{
				// Get translations key
				$content = file_get_contents($tpl);
				preg_match_all(substr($template_file, -4) == '.tpl' ? self::$tpl_regexp : self::$php_regexp, $content, $matches);
				
				// Write each translation on its module file
				$template_name = substr(basename($template_file), 0, -4);
				
				foreach ($matches[1] AS $key)
				{
					$module_key = ($is_default ? self::DEFAULT_THEME_NAME : '').'<{'.Tools::strtolower($module_name).'}'.strtolower($is_default ? 'prestashop' : $theme_name).'>'.Tools::strtolower($template_name).'_'.md5($key);
					// to avoid duplicate entry
					if (!in_array($module_key, $array_check_duplicate))
					{
						$array_check_duplicate[] = $module_key;
						$this->modules_translations[strtolower($is_default ? self::DEFAULT_THEME_NAME : $theme_name)][$module_name][$template_name][$key]
							 = key_exists($module_key, $_MODULES) ? html_entity_decode($_MODULES[$module_key], ENT_COMPAT, 'UTF-8') : '';
						$this->total_expression++;
					}
				}
			}
		}
	}

	public function postProcess()
	{
		global $currentIndex;

		if (Tools::isSubmit('submitCopyLang'))
		{
		 	if ($this->tabAccess['add'] === '1')
				$this->submitCopyLang();
			else
				$this->_errors[] = Tools::displayError('You do not have permission to add here.');
		}
		elseif (Tools::isSubmit('submitExport'))
		{
			if ($this->tabAccess['add'] === '1')
				$this->submitExportLang();
			else
				$this->_errors[] = Tools::displayError('You do not have permission to add here.');
		}
		elseif (Tools::isSubmit('submitImport'))
		{
		 	if ($this->tabAccess['add'] === '1')
				$this->submitImportLang();
			else
				$this->_errors[] = Tools::displayError('You do not have permission to add here.');
		}
		elseif (Tools::isSubmit('submitAddLanguage'))
		{
			if ($this->tabAccess['add'] === '1')
				$this->submitAddLang();
			else
				$this->_errors[] = Tools::displayError('You do not have permission to add here.');
		}
		elseif (Tools::isSubmit('submitTranslationsFront'))
		{
			if ($this->tabAccess['edit'] === '1')
			{
				if (!Validate::isLanguageIsoCode(Tools::strtolower(Tools::getValue('lang'))))
					die(Tools::displayError());
				$this->writeTranslationFile('Front', _PS_THEME_DIR_.'lang/'.Tools::strtolower(Tools::getValue('lang')).'.php');
			}
			else
				$this->_errors[] = Tools::displayError('You do not have permission to edit here.');
		}
		elseif (Tools::isSubmit('submitTranslationsPDF'))
		{
		 	if ($this->tabAccess['edit'] === '1')
		 	{
				if (!Validate::isLanguageIsoCode(Tools::strtolower(Tools::getValue('lang'))))
					die(Tools::displayError());
				$this->writeTranslationFile('PDF', _PS_TRANSLATIONS_DIR_.Tools::strtolower(Tools::getValue('lang')).'/pdf.php', 'PDF');
			}
			else
				$this->_errors[] = Tools::displayError('You do not have permission to edit here.');
		}
		elseif (Tools::isSubmit('submitTranslationsBack'))
		{
		 	if ($this->tabAccess['edit'] === '1')
		 	{
				if (!Validate::isLanguageIsoCode(Tools::strtolower(Tools::getValue('lang'))))
					die(Tools::displayError());
				$this->writeTranslationFile('Back', _PS_TRANSLATIONS_DIR_.Tools::strtolower(Tools::getValue('lang')).'/admin.php', 'ADM');
			}
			else
				$this->_errors[] = Tools::displayError('You do not have permission to edit here.');
		}
		elseif (Tools::isSubmit('submitTranslationsErrors'))
		{
		 	if ($this->tabAccess['edit'] === '1')
		 	{
				if (!Validate::isLanguageIsoCode(Tools::strtolower(Tools::getValue('lang'))))
					die(Tools::displayError());
				$this->writeTranslationFile('Errors', _PS_TRANSLATIONS_DIR_.Tools::strtolower(Tools::getValue('lang')).'/errors.php', false, 'ERRORS');
			}
			else
				$this->_errors[] = Tools::displayError('You do not have permission to edit here.');
		}
		elseif (Tools::isSubmit('submitTranslationsFields'))
		{
		 	if ($this->tabAccess['edit'] === '1')
		 	{
				if (!Validate::isLanguageIsoCode(Tools::strtolower(Tools::getValue('lang'))))
					die(Tools::displayError());
				$this->writeTranslationFile('Fields', _PS_TRANSLATIONS_DIR_.Tools::strtolower(Tools::getValue('lang')).'/fields.php', false, 'FIELDS');
			}
			else
				$this->_errors[] = Tools::displayError('You do not have permission to edit here.');

		}
		elseif (Tools::isSubmit('submitTranslationsMails') || Tools::isSubmit('submitTranslationsMailsAndStay'))
		{
		 	if ($this->tabAccess['edit'] === '1' && ($id_lang = Language::getIdByIso(Tools::getValue('lang'))) > 0)
		 	{
		 		$this->submitTranslationsMails($id_lang);
			}
			else
				$this->_errors[] = Tools::displayError('You do not have permission to edit here.');
		}
		elseif (Tools::isSubmit('submitTranslationsModules'))
		{
			if ($this->tabAccess['edit'] === '1')
			{
				$array_lang_src = Language::getLanguages(false);
				foreach ($array_lang_src as $language)
					$this->all_iso_lang[] = $language['iso_code'];
				
				$lang = Tools::strtolower($_POST['lang']);
				if (!Validate::isLanguageIsoCode($lang))
					die(Tools::displayError());
				if (!$modules = scandir(_PS_MODULE_DIR_))
					$this->displayWarning(Tools::displayError('There are no modules in your copy of PrestaShop. Use the Modules tab to activate them or go to our Website to download additional Modules.'));
				else
				{
					$arr_find_and_write = array();
					$arr_files = $this->getAllModuleFiles($modules, _PS_MODULE_DIR_, $lang, true);
					$arr_find_and_write = array_merge($arr_find_and_write, $arr_files);
					
					if(file_exists(_PS_THEME_DIR_.'/modules/'))
					{
						$modules = scandir(_PS_THEME_DIR_.'/modules/');
						$arr_files = $this->getAllModuleFiles($modules, _PS_THEME_DIR_.'modules/', $lang);
						$arr_find_and_write = array_merge($arr_find_and_write, $arr_files);
					}
					
					foreach ($arr_find_and_write as $key=>$value)
						$this->findAndWriteTranslationsIntoFile($value['file_name'], $value['files'], $value['theme'], $value['module'], $value['dir']);
					Tools::redirectAdmin($currentIndex.'&conf=4&token='.$this->token);
				}
			}
			else
				$this->_errors[] = Tools::displayError('You do not have permission to edit here.');
		}
	}
	protected function getMailPattern()
	{
		// Let the indentation like it.
		return '<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/1999/REC-html401-19991224/strict.dtd">
<html>
<head>
	<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
	<title>#title</title>
</head>
<body>
	#content
</body>
</html>';
	}
	/**
	 * This method is used to wright translation for mails.
	 * This wrights subject translation files 
	 * (in root/mails/lang_choosen/lang.php or root/_PS_THEMES_DIR_/mails/lang_choosen/lang.php)
	 * and mails files. 
	 *  
	 * @param int $id_lang
	 */
	protected function submitTranslationsMails ($id_lang)
	{
		global $currentIndex;
		$obj_lang = new Language($id_lang);
		$params_redirect = (Tools::isSubmit('submitTranslationsMailsAndStay') ? '&lang='.Tools::getValue('lang').'&type='.Tools::getValue('type') : '');
		
		$arr_mail_content = array();
		$arr_mail_path = array();
		if (Tools::getValue('core_mail')) {
			$arr_mail_content['core_mail'] = Tools::getValue('core_mail');
			$arr_mail_path['core_mail'] = _PS_MAIL_DIR_.$obj_lang->iso_code.'/';
		}
		if (Tools::getValue('module_mail')) {
			$arr_mail_content['module_mail'] = Tools::getValue('module_mail');
			$arr_mail_path['module_mail'] = _PS_MODULE_DIR_.'{module}'.'/mails/'.$obj_lang->iso_code.'/';
		}
		if (Tools::getValue('theme_mail')) {
			$arr_mail_content['theme_mail'] = Tools::getValue('theme_mail');
			$arr_mail_path['theme_mail'] = _PS_THEME_DIR_.'mails/'.$obj_lang->iso_code.'/';
		}
		if (Tools::getValue('theme_module_mail')) {
			$arr_mail_content['theme_module_mail'] = Tools::getValue('theme_module_mail');
			$arr_mail_path['theme_module_mail'] = _PS_THEME_DIR_.'modules/{module}'.'/mails/'.$obj_lang->iso_code.'/';
		}
		
		// Save each mail content
		foreach ($arr_mail_content as $group_name=>$all_content)
		{
			foreach ($all_content as $type_content=>$mails)
			{
				foreach ($mails as $mail_name=>$content)
				{
					
					$module_name = false;
					$module_name_pipe_pos = stripos($mail_name, '|');
					if ($module_name_pipe_pos)
					{
						$module_name = substr($mail_name, 0, $module_name_pipe_pos);
						$mail_name = substr($mail_name, $module_name_pipe_pos+1);
					}
					
					if ($type_content == 'html')
					{
						$content = Tools::htmlentitiesUTF8($content);
						$content = htmlspecialchars_decode($content);
						// replace correct end of line
						$content = str_replace("\r\n", PHP_EOL, $content);
						
						$title = '';
						if (Tools::getValue('title_'.$group_name.'_'.$mail_name))
						{
							$title = Tools::getValue('title_'.$group_name.'_'.$mail_name);
						}
						$string_mail = $this->getMailPattern();
						$content = str_replace(array('#title', '#content'), array($title, $content), $string_mail);

						// Magic Quotes shall... not.. PASS!
						if (_PS_MAGIC_QUOTES_GPC_)
							$content = stripslashes($content);
					}
					if (Validate::isCleanHTML($content))
					{
						$path = $arr_mail_path[$group_name];
						if ($module_name)
							$path = str_replace('{module}', $module_name, $path);
						file_put_contents($path.$mail_name.'.'.$type_content, $content);
						chmod($path.$mail_name.'.'.$type_content, 0777);
					}
					else
					{
						$this->_errors[] = Tools::displayError('HTML e-mail templates cannot contain JavaScript code.');
					}
				}
			}
		}
		
		// Update subjects
		$array_subjects = array();
		if ($subjects = Tools::getValue('subject') AND is_array($subjects))
		{
			$array_subjects['core_and_modules'] = array('translations'=>array(), 'path'=>$arr_mail_path['core_mail'].'lang.php');
			if (isset($arr_mail_path['theme_mail']))
				$array_subjects['themes_and_modules'] = array('translations'=>array(), 'path'=>$arr_mail_path['theme_mail'].'lang.php');
			
			foreach ($subjects AS $group => $subject_translation)
			{
				if ($group == 'core_mail' || $group == 'module_mail') {
					$array_subjects['core_and_modules']['translations'] = array_merge($array_subjects['core_and_modules']['translations'], $subject_translation);
				}
				elseif ( isset($array_subjects['themes_and_modules']) && ($group == 'theme_mail' || $group == 'theme_module_mail')) {
					$array_subjects['themes_and_modules']['translations'] = array_merge($array_subjects['themes_and_modules']['translations'], $subject_translation);
				}
			}
		}
		if (!empty($array_subjects)) {
			foreach ($array_subjects as $type=>$infos) {
				$this->writeSubjectTranslationFile($infos['translations'], $infos['path']);
			}
		}
		if (count($this->_errors) == 0)
			Tools::redirectAdmin($currentIndex.'&conf=4&token='.$this->token.$params_redirect);
	}
	public function display()
	{
		global $currentIndex, $cookie;

		$translations = array(
			'front' => $this->l('Front Office translations'),
			'back' => $this->l('Back Office translations'),
			'errors' => $this->l('Error message translations'),
			'fields' => $this->l('Field name translations'),
			'modules' => $this->l('Module translations'),
			'pdf' => $this->l('PDF translations'),
			'mails' => $this->l('E-mail template translations'),
		);

		if ($type = Tools::getValue('type'))
			$this->{'displayForm'.ucfirst($type)}(Tools::strtolower(Tools::getValue('lang')));
		else
		{
			$languages = Language::getLanguages(false);
			echo '<fieldset class="width3"><legend><img src="../img/admin/translation.gif" />'.$this->l('Modify translations').'</legend>'.
			$this->l('Here you can modify translations for all text input into PrestaShop.').'<br />'.
			$this->l('First, select a section (such as Back Office or Modules), then click the flag representing the language you want to edit.').'<br /><br />
			<form method="get" action="index.php" id="typeTranslationForm">
				<input type="hidden" name="tab" value="AdminTranslations" />
				<input type="hidden" name="lang" id="translation_lang" value="0" />
				<select name="type" style="float:left; margin-right:10px;">';
			foreach ($translations AS $key => $translation)
				echo '<option value="'.$key.'">'.$translation.'&nbsp;</option>';
			echo '</select>';
			foreach ($languages AS $language)
				echo '<a href="javascript:chooseTypeTranslation(\''.$language['iso_code'].'\')">
						<img src="'._THEME_LANG_DIR_.$language['id_lang'].'.jpg" alt="'.$language['iso_code'].'" title="'.$language['iso_code'].'" />
					</a>';
			echo '<input type="hidden" name="token" value="'.$this->token.'" /></form></fieldset>
			<br /><br /><h2>'.$this->l('Translation exchange').'</h2>';
			echo '<form action="'.$currentIndex.'&token='.$this->token.'" method="post" enctype="multipart/form-data">
			<fieldset class="width3">
				<legend>
					<img src="../img/admin/import.gif" />'.$this->l('Add / Update a language').'
				</legend>
				<div id="submitAddLangContent" style="float:left;"><p>'.$this->l('You can add or update a language directly from prestashop.com here').'</p>';
			$this->displayWarning($this->l('If you choose to update an existing language pack, all your previous customization in the theme named prestashop will be lost. This includes front office expressions and default e-mail templates.'));
			echo '<div style="font-weight:bold; float:left;">'.$this->l('Language you want to add or update:').' ';
			
			if ($lang_packs = Tools::file_get_contents('http://www.prestashop.com/download/lang_packs/get_each_language_pack.php?version='._PS_VERSION_, false, stream_context_create(array('http' => array('method' => 'GET', 'timeout' => 5)))))
			{
				// Notice : for php < 5.2 compatibility, Tools::jsonDecode. The second parameter to true will set us 
				if ($lang_packs != '' AND $lang_packs = Tools::jsonDecode($lang_packs,true))
				{
					echo '
					<select id="params_import_language" name="params_import_language">
						<optgroup label="'.$this->l('Add a language').'">';
					
					$alreadyInstalled = '<optgroup label="'.$this->l('Update a language').'">';
					foreach($lang_packs AS $lang_pack)
					{
						if (!Language::isInstalled($lang_pack['iso_code']))
							echo '<option value="'.$lang_pack['iso_code'].'|'.$lang_pack['version'].'">'.$lang_pack['name'].'</option>';
						else 
							$alreadyInstalled.='<option value="'.$lang_pack['iso_code'].'|'.$lang_pack['version'].'">'.$lang_pack['name'].'</option>';
					}
					
					echo '
						</optgroup>'.$alreadyInstalled.'</optgroup>
					</select> &nbsp;<input type="submit" value="'.$this->l('Add or update the language').'" name="submitAddLanguage" class="button" />';
				}
				echo '</div>';
			}
			else
				echo '<br /><br /><p class="error">'.$this->l('Cannot connect to prestashop.com to get languages list.').'</p></div>';
			echo '	</div>
			</fieldset>
			</form><br /><br />';
			echo '<form action="'.$currentIndex.'&token='.$this->token.'" method="post" enctype="multipart/form-data">
				<fieldset class="width3">
					<legend>
						<img src="../img/admin/import.gif" />'.$this->l('Import a language pack manually').'
					</legend>
					<div id="submitImportContent">'.
						$this->l('If the name format is: isocode.gzip (e.g. fr.gzip) and the language corresponding to this package does not exist, it will automatically be created.').
						$this->l('Be careful, as it will replace all existing data for the destination language!').'<br /><br />'.
						$this->l('Language pack to import:').' <input type="file" name="file" /> &nbsp;<input type="submit" value="'.$this->l('Import').'" name="submitImport" class="button" /></p>
					</div>
				</fieldset>
			</form>
			<br /><br />
			<form action="'.$currentIndex.'&token='.$this->token.'" method="post" enctype="multipart/form-data">
				<fieldset class="width3"><legend><img src="../img/admin/export.gif" />'.$this->l('Export a language').'</legend>
					<p>'.$this->l('Export data from one language to a file (language pack).').'<br />'.
					$this->l('Choose the theme from which you want to export translations.').'<br />
					<select name="iso_code" style="margin-top:10px;">';
				foreach ($languages AS $language)
					echo '<option value="'.$language['iso_code'].'">'.$language['name'].'</option>';
				echo '
					</select>
					&nbsp;&nbsp;&nbsp;
					<select name="theme" style="margin-top:10px;">';
				$themes = self::getThemesList();
				foreach ($themes AS $theme)
					echo '<option value="'.$theme['name'].'">'.$theme['name'].'</option>';
				echo '
					</select>&nbsp;&nbsp;
					<input type="submit" class="button" name="submitExport" value="'.$this->l('Export').'" />
				</fieldset>
			</form>
			<br /><br />';
			$allLanguages = Language::getLanguages(false);
			echo '
			<form action="'.$currentIndex.'&token='.$this->token.'" method="post">
				<fieldset class="width3"><legend><img src="../img/admin/copy_files.gif" />'.$this->l('Copy').'</legend>
					<p>'.$this->l('Copies data from one language to another.').'<br />'.
					$this->l('Be careful, as it will replace all existing data for the destination language!').'<br />'.
					$this->l('If necessary').', <b><a href="index.php?tab=AdminLanguages&addlang&token='.Tools::getAdminToken('AdminLanguages'.(int)(Tab::getIdFromClassName('AdminLanguages')).(int)($cookie->id_employee)).'">'.$this->l('first create a new language').'</a></b>.</p>
					<div style="float:left;">
						<p>
							<div style="width:75px; font-weight:bold; float:left;">'.$this->l('From:').'</div>
							<select name="fromLang">';
					foreach	($languages AS $language)
						echo '<option value="'.$language['iso_code'].'">'.$language['name'].'</option>';
					echo '
							</select>
							&nbsp;&nbsp;&nbsp;
							<select name="fromTheme">';
						$themes = self::getThemesList();
						foreach ($themes AS $theme)
							echo '<option value="'.$theme['name'].'">'.$theme['name'].'</option>';
						echo '
							</select> <span style="font-style: bold; color: red;">*</span>
						</p>
						<p>
							<div style="width:75px; font-weight:bold; float:left;">'.$this->l('To:').'</div>
							<select name="toLang">';
					foreach	($allLanguages AS $language)
						echo '<option value="'.$language['iso_code'].'">'.$language['name'].'</option>';
					echo '
							</select>
							&nbsp;&nbsp;&nbsp;
							<select name="toTheme">';
						$themes = self::getThemesList();
						foreach ($themes AS $theme)
							echo '<option value="'.$theme['name'].'">'.$theme['name'].'</option>';
						echo '
							</select>
						</p>
					</div>
					<div style="float:left;">
						<input type="submit" value="'.$this->l('   Copy   ').'" name="submitCopyLang" class="button" style="margin:25px 0px 0px 25px;" />
					</div>
					<p style="clear: left; padding: 16px 0px 0px 0px;"><span style="font-style: bold; color: red;">*</span> '.$this->l('Language files (as indicated at Tools >> Languages >> Edition) must be complete to allow copying of translations').'</p>
				</fieldset>
			</form>';
		}
	}

	public function fileExists($dir, $file, $var)
	{
		${$var} = array();
		if (!file_exists($dir))
			if (!mkdir($dir, 0700))
				die('Please create the directory '.$dir);
		if (!file_exists($dir.'/'.$file))
			if (!file_put_contents($dir.'/'.$file, "<?php\n\nglobal \$".$var.";\n\$".$var." = array();\n\n?>"))
				die('Please create a "'.$file.'" file in '.$dir);
		if (!is_writable($dir.'/'.$file))
			$this->displayWarning(Tools::displayError('This file must be writable:').' '.$dir.'/'.$file);
		include($dir.'/'.$file);
		return ${$var};
	}

	public function displayToggleButton($closed = false)
	{
		$str_output = '
		<script type="text/javascript">';
		if (Tools::getValue('type') == 'mails')
			$str_output .= '$(document).ready(function(){
				openCloseAllDiv(\''.$_GET['type'].'_div\', this.value == openAll); toggleElemValue(this.id, openAll, closeAll);
				});';
		$str_output .= '
			var openAll = \''.html_entity_decode($this->l('Expand all fieldsets'), ENT_NOQUOTES, 'UTF-8').'\';
			var closeAll = \''.html_entity_decode($this->l('Close all fieldsets'), ENT_NOQUOTES, 'UTF-8').'\';
		</script>
		<input type="button" class="button" id="buttonall" onclick="openCloseAllDiv(\''.$_GET['type'].'_div\', this.value == openAll); toggleElemValue(this.id, openAll, closeAll);" />
		<script type="text/javascript">toggleElemValue(\'buttonall\', '.($closed ? 'openAll' : 'closeAll').', '.($closed ? 'closeAll' : 'openAll').');</script>';
		return $str_output;
	}
	
	protected function displaySubmitButtons($name)
	{
		return '
			<input type="submit" name="submitTranslations'.ucfirst($name).'" value="'.$this->l('Update translations').'" class="button" />
			<input type="submit" name="submitTranslations'.ucfirst($name).'AndStay" value="'.$this->l('Update and stay').'" class="button" />';
	}
	
	public function displayAutoTranslate()
	{
		$languageCode = Tools::htmlentitiesUTF8(Language::getLanguageCodeByIso(Tools::getValue('lang')));
		return '
		<input type="button" class="button" onclick="translateAll();" value="'.$this->l('Translate with Google (experimental)').'" />
		<script type="text/javascript" src="http://www.google.com/jsapi"></script>
		<script type="text/javascript">
			var gg_translate = {
				language_code : \''.$languageCode.'\',
				not_available : \''.addslashes(html_entity_decode($this->l('this language is not available on Google Translate API'), ENT_QUOTES, 'utf-8')).'\',
				tooltip_title : \''.addslashes(html_entity_decode($this->l('Google translate suggests :'), ENT_QUOTES, 'utf-8')).'\'
			};
		</script>
		<script type="text/javascript" src="../js/gg-translate.js"></script>
		<script type="text/javascript">
			var displayOnce = 0;
			google.load("language", "1");
			function translateAll() {
				if (!ggIsTranslatable(gg_translate[\'language_code\']))
					alert(\'"\'+gg_translate[\'language_code\']+\'" : \'+gg_translate[\'not_available\']);
				else
				{
					$.each($(\'input[type="text"]\'), function() {
						var tdinput = $(this);
						if (tdinput.attr("value") == "" && tdinput.parent("td").prev().html()) {
							google.language.translate(tdinput.parent("td").prev().html(), "en", gg_translate[\'language_code\'], function(result) {
								if (!result.error)
									tdinput.val(result.translation);
								else if (displayOnce == 0)
								{
									displayOnce = 1;
									alert(result.error.message);
								}
							});
						}
					});
					$.each($("textarea"), function() {
						var tdtextarea = $(this);
						if (tdtextarea.html() == "" && tdtextarea.parent("td").prev().html()) {
							google.language.translate(tdtextarea.parent("td").prev().html(), "en", gg_translate[\'language_code\'], function(result) {
								if (!result.error)
									tdtextarea.html(result.translation);
								else if (displayOnce == 0)
								{
									displayOnce = 1;
									alert(result.error.message);
								}
							});
						}
					});
				}
			}
		</script>';
	}
	
	public function displayLimitPostWarning($count)
	{
		$str_output = '';
		if ((ini_get('suhosin.post.max_vars') AND ini_get('suhosin.post.max_vars') < $count)
		 OR (ini_get('suhosin.request.max_vars') AND ini_get('suhosin.request.max_vars') < $count))
		{
			if (ini_get('suhosin.post.max_vars') < $count OR ini_get('suhosin.request.max_vars') < $count)
			{
				$this->suhosin_limit_exceed = true;
				$str_output .= '<div class="warning">'.$this->l('Warning, your hosting provider is using the suhosin patch for PHP, which limits the maximum number of fields to post in a form:').'<br/>'
				.'<b>'.ini_get('suhosin.post.max_vars').'</b> '.$this->l('for suhosin.post.max_vars.').'<br/>'
				.'<b>'.ini_get('suhosin.request.max_vars').'</b> '.$this->l('for suhosin.request.max_vars.').'<br/>'
				.$this->l('Please ask your hosting provider to increase the suhosin post and request limit to')
				.' <u><b>'.((int)$count + 100).'</b></u> '.$this->l('at least.').' '.$this->l('or edit the translation file manually.').'</div>'; 
			}
		}
		return $str_output;
	}

	public function displayFormFront($lang)
	{
		global $currentIndex;
		$_LANG = $this->fileExists(_PS_THEME_DIR_.'lang', Tools::strtolower($lang).'.php', '_LANG');
		$str_output = '';
		
		/* List templates to parse */
		$templates = array_merge(scandir(_PS_THEME_DIR_), scandir(_PS_ALL_THEMES_DIR_));
		$count = 0;
		$files = array();
		foreach ($templates AS $template)
			if (preg_match('/^(.*).tpl$/', $template) AND (file_exists($tpl = _PS_THEME_DIR_.$template) OR file_exists($tpl = _PS_ALL_THEMES_DIR_.$template)))
			{
				$template2 = substr(basename($template), 0, -4);
				$newLang = array();
				$fd = fopen($tpl, 'r');
				$content = fread($fd, filesize($tpl));

				/* Search language tags (eg {l s='to translate'}) */
				$regex = '/\{l s=\''._PS_TRANS_PATTERN_.'\'( js=1)?\}/U';
				preg_match_all($regex, $content, $matches);

				/* Get string translation */
				foreach($matches[1] AS $key)
				{
					if(empty($key))
					{
						$this->_errors[] = $this->l('Empty string found, please edit:').' <br />'._PS_THEME_DIR_.''.$template;
						$newLang[$key] = '';
					}
					else
					{
						$key2 = $template2.'_'.md5($key);
						$newLang[$key] = (key_exists($key2, $_LANG)) ? html_entity_decode($_LANG[$key2], ENT_COMPAT, 'UTF-8') : '';
					}
				}
				$files[$template2] = $newLang;
				$count += sizeof($newLang);
			}

		$str_output .= '
		<h2>'.$this->l('Language').' : '.Tools::strtoupper($lang).' - '.$this->l('Front-Office translations').'</h2>
		'.$this->l('Total expressions').' : <b>'.$count.'</b>. '.$this->l('Click the fieldset title to expand or close the fieldset.').'.<br /><br />';
		$str_output .= $this->displayLimitPostWarning($count);
		if (!$this->suhosin_limit_exceed)
		{
			$str_output .= '
			<form method="post" action="'.$currentIndex.'&submitTranslationsFront=1&token='.$this->token.'" class="form">';
			$str_output .= $this->displayToggleButton(sizeof($_LANG) >= $count);
			$str_output .= $this->displayAutoTranslate();
			$str_output .= '<input type="hidden" name="lang" value="'.$lang.'" /><input type="submit" name="submitTranslationsFront" value="'.$this->l('Update translations').'" class="button" /><br /><br />';
			foreach ($files AS $k => $newLang)
				if (sizeof($newLang))
				{
					$countValues = array_count_values($newLang);
					$empty = isset($countValues['']) ? $countValues[''] : 0;
					$str_output .= '
					<fieldset><legend style="cursor : pointer" onclick="$(\'#'.$k.'-tpl\').slideToggle();">'.$k.' - <font color="blue">'.sizeof($newLang).'</font> '.$this->l('expressions').' (<font color="red">'.$empty.'</font>)</legend>
						<div name="front_div" id="'.$k.'-tpl" style="display: '.($empty ? 'block' : 'none').';">
							<table cellpadding="2">';
					foreach ($newLang AS $key => $value)
					{
						$str_output .= '<tr><td style="width: 40%">'.stripslashes($key).'</td><td>';
						if (strlen($key) != 0 && strlen($key) < TEXTAREA_SIZED)
							$str_output .= '= <input type="text" style="width: 450px" name="'.$k.'_'.md5($key).'" value="'.stripslashes(preg_replace('/"/', '\&quot;', stripslashes($value))).'" />';
						elseif(strlen($key))
							$str_output .= '= <textarea rows="'.(int)(strlen($key) / TEXTAREA_SIZED).'" style="width: 450px" name="'.$k.'_'.md5($key).'">'.stripslashes(preg_replace('/"/', '\&quot;', stripslashes($value))).'</textarea>';
						else
							$str_output .= '<span class="error-inline">'.implode(', ', $this->_errors).'</span>';
						$str_output .= '</td></tr>';
					}
					$str_output .= '
							</table>
						</div>
					</fieldset><br />';
				}
			$str_output .= '<br /><input type="submit" name="submitTranslationsFront" value="'.$this->l('Update translations').'" class="button" /></form>';
		}
		if (!empty($this->_errors))
			$this->displayErrors();
		echo $str_output;
	}

	public function displayFormBack($lang)
	{
		global $currentIndex;
		$_LANGADM = $this->fileExists(_PS_TRANSLATIONS_DIR_.$lang, 'admin.php', '_LANGADM');
		$str_output = '';
		/* List templates to parse */
		$count = 0;
		$tabs = scandir(PS_ADMIN_DIR.'/tabs');
		$tabs[] = '../../classes/AdminTab.php';
		$files = array();
		foreach ($tabs AS $tab)
			if (preg_match('/^(.*)\.php$/', $tab) AND file_exists($tpl = PS_ADMIN_DIR.'/tabs/'.$tab))
			{
				$tab = basename(substr($tab, 0, -4));
				$fd = fopen($tpl, 'r');
				$content = fread($fd, filesize($tpl));
				fclose($fd);
				$regex = '/this->l\(\''._PS_TRANS_PATTERN_.'\'[\)|\,]/U';
				preg_match_all($regex, $content, $matches);
				foreach ($matches[1] AS $key)
					$tabsArray[$tab][$key] = stripslashes(key_exists($tab.md5($key), $_LANGADM) ? html_entity_decode($_LANGADM[$tab.md5($key)], ENT_COMPAT, 'UTF-8') : '');
				$count += isset($tabsArray[$tab]) ? sizeof($tabsArray[$tab]) : 0;
			}
		foreach (array('header.inc', 'footer.inc', 'index', 'login', 'password', 'functions') AS $tab)
		{
			$tab = PS_ADMIN_DIR.'/'.$tab.'.php';
			$fd = fopen($tab, 'r');
			$content = fread($fd, filesize($tab));
			fclose($fd);
			$regex = '/translate\(\''._PS_TRANS_PATTERN_.'\'\)/U';
			preg_match_all($regex, $content, $matches);
			foreach ($matches[1] AS $key)
				$tabsArray['index'][$key] = stripslashes(key_exists('index'.md5($key), $_LANGADM) ? html_entity_decode($_LANGADM['index'.md5($key)], ENT_COMPAT, 'UTF-8') : '');
			$count += isset($tabsArray['index']) ? sizeof($tabsArray['index']) : 0;
		}

		$str_output .= '
		<h2>'.$this->l('Language').' : '.Tools::strtoupper($lang).' - '.$this->l('Back-Office translations').'</h2>
		'.$this->l('Expressions to translate').' : <b>'.$count.'</b>. '.$this->l('Click on the titles to open fieldsets').'.<br /><br />';
		$str_output .= $this->displayLimitPostWarning($count);
		if (!$this->suhosin_limit_exceed)
		{
			$str_output .= '
			<form method="post" action="'.$currentIndex.'&submitTranslationsBack=1&token='.$this->token.'" class="form">';
			$str_output .= $this->displayToggleButton();
			$str_output .= $this->displayAutoTranslate();
			$str_output .= '<input type="hidden" name="lang" value="'.$lang.'" /><input type="submit" name="submitTranslationsBack" value="'.$this->l('Update translations').'" class="button" /><br /><br />';
			foreach ($tabsArray AS $k => $newLang)
				if (sizeof($newLang))
				{
					$countValues = array_count_values($newLang);
					$empty = isset($countValues['']) ? $countValues[''] : 0;
					$str_output .= '
					<fieldset><legend style="cursor : pointer" onclick="$(\'#'.$k.'-tpl\').slideToggle();">'.$k.' - <font color="blue">'.sizeof($newLang).'</font> '.$this->l('expressions').' (<font color="red">'.$empty.'</font>)</legend>
						<div name="back_div" id="'.$k.'-tpl" style="display: '.($empty ? 'block' : 'none').';">
							<table cellpadding="2">';
					foreach ($newLang AS $key => $value)
					{
						$str_output .= '<tr><td style="width: 40%">'.stripslashes($key).'</td><td>= ';
						if (strlen($key) < TEXTAREA_SIZED)
							$str_output .= '<input type="text" style="width: 450px" name="'.$k.md5($key).'" value="'.stripslashes(preg_replace('/"/', '\&quot;', $value)).'" /></td></tr>';
						else
							$str_output .= '<textarea rows="'.(int)(strlen($key) / TEXTAREA_SIZED).'" style="width: 450px" name="'.$k.md5($key).'">'.stripslashes(preg_replace('/"/', '\&quot;', $value)).'</textarea></td></tr>';
					}
					$str_output .= '
							</table>
						</div>
					</fieldset><br />';
				}
			$str_output .= '<br /><input type="submit" name="submitTranslationsBack" value="'.$this->l('Update translations').'" class="button" /></form>';
		}
		echo $str_output;
	}

	public function displayFormErrors($lang)
	{
		global $currentIndex;
		$_ERRORS = $this->fileExists(_PS_TRANSLATIONS_DIR_.$lang, 'errors.php', '_ERRORS');
		
		$str_output = '';
		
		/* List files to parse */
		$stringToTranslate = array();
		$dirToParse = array(PS_ADMIN_DIR.'/../',
							PS_ADMIN_DIR.'/../classes/',
							PS_ADMIN_DIR.'/../controllers/',
							PS_ADMIN_DIR.'/../override/classes/',
							PS_ADMIN_DIR.'/../override/controllers/',
							PS_ADMIN_DIR.'/',
							PS_ADMIN_DIR.'/tabs/');
		if (!file_exists(_PS_MODULE_DIR_))
				die($this->displayWarning(Tools::displayError('Fatal error: Module directory is not here anymore ').'('._PS_MODULE_DIR_.')'));
			if (!is_writable(_PS_MODULE_DIR_))
				$this->displayWarning(Tools::displayError('The module directory must be writable'));
			if (!$modules = scandir(_PS_MODULE_DIR_))
				$this->displayWarning(Tools::displayError('There are no modules in your copy of PrestaShop. Use the Modules tab to activate them or go to our Website to download additional Modules.'));
			else
			{
				$count = 0;

				foreach ($modules AS $module)
					if (is_dir(_PS_MODULE_DIR_.$module) && $module != '.' && $module != '..' && $module != '.svn' )
						$dirToParse[] = _PS_MODULE_DIR_.$module.'/';
			}
		foreach ($dirToParse AS $dir)
			foreach (scandir($dir) AS $file)
				if (preg_match('/\.php$/', $file) AND file_exists($fn = $dir.$file) AND $file != 'index.php')
				{
					if (!filesize($fn))
						continue;
					preg_match_all('/Tools::displayError\(\''._PS_TRANS_PATTERN_.'\'(, (true|false))?\)/U', fread(fopen($fn, 'r'), filesize($fn)), $matches);
					foreach($matches[1] AS $key)
						$stringToTranslate[$key] = (key_exists(md5($key), $_ERRORS)) ? html_entity_decode($_ERRORS[md5($key)], ENT_COMPAT, 'UTF-8') : '';
				}
		$irow = 0;
		$str_output .= $this->displayAutoTranslate();
		$str_output .= '<h2>'.$this->l('Language').' : '.Tools::strtoupper($lang).' - '.$this->l('Error translations').'</h2>'
		.$this->l('Errors to translate').' : <b>'.sizeof($stringToTranslate).'</b><br /><br />';
		$str_output .= $this->displayLimitPostWarning(sizeof($stringToTranslate));
		if (!$this->suhosin_limit_exceed)
		{
			$str_output .= '
			<form method="post" action="'.$currentIndex.'&submitTranslationsErrors=1&lang='.$lang.'&token='.$this->token.'" class="form">
			<input type="submit" name="submitTranslationsErrors" value="'.$this->l('Update translations').'" class="button" /><br /><br />
			<table cellpadding="0" cellspacing="0" class="table">';
			ksort($stringToTranslate);
			foreach ($stringToTranslate AS $key => $value)
				$str_output .= '<tr '.(empty($value) ? 'style="background-color:#FBB"' : (++$irow % 2 ? 'class="alt_row"' : '')).'><td>'.stripslashes($key).'</td><td style="width: 430px">= <input type="text" name="'.md5($key).'" value="'.preg_replace('/"/', '&quot;', stripslashes($value)).'" style="width: 380px"></td></tr>';
			$str_output .= '</table><br /><input type="submit" name="submitTranslationsErrors" value="'.$this->l('Update translations').'" class="button" /></form>';
		}
		echo $str_output;
	}

	public function displayFormFields($lang)
	{
		global $currentIndex;
		$_FIELDS = $this->fileExists(_PS_TRANSLATIONS_DIR_.$lang, 'fields.php', '_FIELDS');

		$str_output = '';
		$classArray = array();
		$count = 0;
		foreach (scandir(_PS_CLASS_DIR_) AS $classFile)
		{
			if (!preg_match('/\.php$/', $classFile) OR $classFile …