includes/lang/language.php

   1 <?php
   2 /**********************************************************************
   3     Copyright (C) FrontAccounting, LLC.
   4         Released under the terms of the GNU General Public License, GPL,
   5         as published by the Free Software Foundation, either version 3
   6         of the License, or (at your option) any later version.
   7     This program is distributed in the hope that it will be useful,
   8     but WITHOUT ANY WARRANTY; without even the implied warranty of
   9     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  10     See the License here <http://www.gnu.org/licenses/gpl-3.0.html>.
  11 ***********************************************************************/
  12 // Prevent register_globals vulnerability
  13 if (isset($_GET['path_to_root']) || isset($_POST['path_to_root']))
  14         die("Restricted access");
  15 include_once($path_to_root . "/lang/installed_languages.inc");
  16 include_once($path_to_root . "/includes/lang/gettext.php");
  17
  18 class language
  19 {
  20         var $name;
  21         var $code;                      // eg. ar_EG, en_GB
  22         var $encoding;          // eg. UTF-8, CP1256, ISO8859-1
  23         var     $dir;                   // Currently support for Left-to-Right (ltr) and
  24                                                 // Right-To-Left (rtl)
  25         var $is_locale_file;
  26
  27         function language($name, $code, $encoding)
  28         {
  29                 $this->name = $name;
  30                 $this->code = $code;
  31                 $this->encoding = $encoding;
  32                 $this->dir = "ltr";
  33         }
  34
  35         function get_language_dir()
  36         {
  37                 return "lang/" . $this->code;
  38         }
  39
  40         function get_current_language_dir()
  41         {
  42                 $lang = $_SESSION['language'];
  43                 return "lang/" . $lang->code;
  44         }
  45
  46         function set_language($code)
  47         {
  48             global $comp_path, $path_to_root;
  49
  50                 $changed = $_SESSION['language']->code != $code;
  51                 if (isset($_SESSION['languages'][$code]) && $changed)
  52                 {
  53                 // flush cache as we can use several languages in one account
  54                     flush_dir($comp_path.'/'.user_company().'/js_cache');
  55                     $_SESSION['language'] = $_SESSION['languages'][$code];
  56                         $locale = $path_to_root . "/lang/" . $_SESSION['language']->code . "/locale.inc";
  57                         // check id file exists only once for session
  58                         $_SESSION['language']->is_locale_file = file_exists($locale);
  59                 }
  60                 $lang = $_SESSION['language'];
  61                 $_SESSION['get_text']->set_language($lang->code, $lang->encoding);
  62                 $_SESSION['get_text']->add_domain($lang->code, $path_to_root . "/lang");
  63
  64                 // Necessary for ajax calls. Due to bug in php 4.3.10 for this
  65                 // version set globally in php.ini
  66                 ini_set('default_charset', $lang->encoding);
  67
  68                 if (isset($_SESSION['App']) && $changed)
  69                         $_SESSION['App']->init(); // refresh menu
  70         }
  71 }
  72         /**
  73          * This method loads an array of language objects into a session variable
  74      * called $_SESSIONS['languages']. Only supported languages are added.
  75      */
  76         function load_languages()
  77         {
  78                 global $installed_languages, $dflt_lang;
  79
  80                 $_SESSION['languages'] = array();
  81
  82         foreach ($installed_languages as $lang)
  83         {
  84                         $l = new language($lang['name'],$lang['code'],$lang['encoding']);
  85                         if (isset($lang['rtl']))
  86                                 $l->dir = "rtl";
  87                         $_SESSION['languages'][$l->code] = $l;
  88         }
  89
  90                 if (!isset($_SESSION['language']))
  91                         $_SESSION['language'] = $_SESSION['languages'][$dflt_lang];
  92         }
  93
  94 function _set($key,$value)
  95 {
  96         $_SESSION['get_text']->set_var($key,$value);
  97 }
  98
  99 if (!function_exists("_"))
 100 {
 101         function _($text)
 102         {
 103                 $retVal = $_SESSION['get_text']->gettext($text);
 104                 if ($retVal == "")
 105                         return $text;
 106                 return $retVal;
 107         }
 108 }
 109 ?>