<?php
// +-----------------------------------------------------------------------+
// | Piwigo - a PHP based photo gallery                                    |
// +-----------------------------------------------------------------------+
// | Copyright(C) 2008-2012 Piwigo Team                  http://piwigo.org |
// | Copyright(C) 2003-2008 PhpWebGallery team    http://phpwebgallery.net |
// | Copyright(C) 2002-2003 Pierrick LE GALL   http://le-gall.net/pierrick |
// +-----------------------------------------------------------------------+
// | 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                                          |
// |                                                                       |
// | 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, write to the Free Software           |
// | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, |
// | USA.                                                                  |
// +-----------------------------------------------------------------------+

/*
Plugin Name: Language Switch Menubar
Version: 2.3.0
Description: Switch to another language from flags on your menubar gallery.
Plugin URI: http://piwigo.org/ext/extension_view.php?eid=601
Author: ddtddt
Author URI: http://piwigo.org
*/

    if (!defined('PHPWG_ROOT_PATH'))
    {
      die('Hacking attempt!');
    }

define('LSM_DIR' , basename(dirname(__FILE__)));
define('LSM_PATH' , PHPWG_PLUGINS_PATH . LSM_DIR . '/');

add_event_handler('blockmanager_register_blocks', 'register_lsm_menubar_blocks');
add_event_handler('blockmanager_apply', 'lsm_apply');
add_event_handler('loading_lang', 'reloadlang');

function register_lsm_menubar_blocks( $menu_ref_arr )
{
  $menu = & $menu_ref_arr[0];
  if ($menu->get_id() != 'menubar')
    return;
  $menu->register_block( new RegisteredBlock( 'mbLSM', 'lsm', 'LSM'));
}

function lsm_apply($menu_ref_arr)
{
  global $template, $user, $template, $conf;

 $menu = & $menu_ref_arr[0];
 
load_language('plugin.lang', LSM_PATH);
	    $template->assign(
		array	(
        'LSMTITLE'     => l10n('Language'),
				));
   
    if (($block = $menu->get_block( 'mbLSM' )) != null) {
	$template->set_template_dir(LSM_PATH.'template/');
	$block->template = 'flags.tpl';
    }
   
    $available_lang = get_languages();
    foreach ($available_lang as $code => $displayname)
    {
      $qlc = array (
        'url' => add_url_params(duplicate_index_url(), array('lang'=> $code)),
        'alt' => ucwords($displayname),
        'img' => get_root_url().'language/'.$code.'/'.$code.'.jpg',
        );
      
      $lsw['flags'][$code] = $qlc ;
      
      if ($code == $user['language'])
      {
        $lsw['Active'] = $qlc;
      }
    }

    $lsw['side'] = ceil(sqrt(count($available_lang)));
    $template->clear_assign('lang_switch');   
    $template->assign(
      array(
        'lang_switch'=> $lsw,
        'LSM_PATH' => LSM_PATH,
        )
      );
}

function reloadlang()
{
  global $user;
     $same = $user['language'];   
 
    if (isset($_GET['lang']))
    {
      if (!empty($_GET['lang']) and file_exists(PHPWG_ROOT_PATH.'language/'.$_GET['lang'].'/common.lang.php'))
      {
        if (is_a_guest() or is_generic())
        {
          pwg_set_session_var('lang_switch', $_GET['lang']);
        }
        else
        {
          $query = '
UPDATE '.USER_INFOS_TABLE.'
  SET language = \''.$_GET['lang'].'\'
  WHERE user_id = '.$user['id'].'
;';
          pwg_query($query);
        }
        $user['language'] = $_GET['lang'];
      }
    }
    elseif ((is_a_guest() or is_generic()))
    {
      $user['language'] = pwg_get_session_var('lang_switch', $user['language']);
    }
    
    if ( $same !== $user['language'])
    {
      load_language('common.lang', '', array('language'=>$user['language']));
      
      load_language(
        'lang',
        PHPWG_ROOT_PATH.PWG_LOCAL_DIR,
        array(
          'language' => $user['language'],
          'no_fallback' => true,
          'local' => true
          )
        );}
      
      if (defined('IN_ADMIN') and IN_ADMIN)
      {
        load_language('admin.lang', '', array('language'=>$user['language']));
      }

}

?>