<?php
// $Id: function.langlinks.php,v 1.0 2006/04/18 15:22:21 Slugger Exp $
// ----------------------------------------------------------------------
// PostNuke Content Management System
// Copyright (C) 2002 by the PostNuke Development Team.
// http://www.postnuke.com/
// ----------------------------------------------------------------------
// Based on:
// PHP-NUKE Web Portal System - http://phpnuke.org/
// Thatware - http://thatware.org/
// ----------------------------------------------------------------------
// LICENSE
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License (GPL)
// as published by the Free Software Foundation; either version 2
// 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.
//
// To read the license please visit http://www.gnu.org/copyleft/gpl.html
// ----------------------------------------------------------------------
/**
 * pnRender plugin
 *
 * This file is a plugin for pnRender, the PostNuke implementation of Smarty
 *
 * @package      Xanthia_Templating_Environment
 * @subpackage   pnRender
 * @version      $Id: function.langlinks.php,v 1.0 2006/04/18 15:22:21 Slugger Exp $
 * @author       The PostNuke development team
 * @link         http://www.postnuke.com  The PostNuke Home Page
 * @copyright    Copyright (C) 2002 by the PostNuke Development Team
 * @license      http://www.gnu.org/copyleft/gpl.html GNU General Public License
 */

 
/**
 * Smarty function to get URI of the recent site
 *
 *
 * Available parameters:
 *   - assign:   If set, the results are assigned to the corresponding variable instead of printed out
 *
 * Example
 *   <!--[langlinks linklang='lang' linkid='id' linktitle='title' linkurl='linkurl']-->!
 *
 * @author       Slugger
 * @since        
 * @param        array       $params      All attributes passed to this function from the template
 * @param        object      &$smarty     Reference to the Smarty object
 * @return       string      the value of the last status message posted, or void if no status message exists
 */


function smarty_function_langlinks ($params, &$smarty)
{

    extract($params);
    unset($params);

    if (!pnConfigGetVar('multilingual')) {
        return;
    }
   

    $currentURL = 'index.php?' . pnServerGetVar('QUERY_STRING');
    if ($currentURL === '') { $currentURL = 'index.php'; }
    $pattern = '/\?newlang=\w+/';
    $currentURL = preg_replace ($pattern, '', $currentURL);
    $pattern = '/\&newlang=\w+/';
    $currentURL = pnVarPrepForDisplay(preg_replace ($pattern, '', $currentURL));
    $append = "&amp;";

    if (strpos($currentURL, '?') === false) { $append = '?'; }
       
    $path = "<a id=\"$linkid\" href=\"$currentURL".$append."newlang=$linklang\" title=\"$linktitle\"><img src=\"images/flags/flag-$linklang.png\" alt=\"$linklang\" $imgsize[3] />$linkurl</a>";
       
        if (isset($assign)) {
        $smarty->assign($assign, $path);
    } else {
        return $path;
    }
}

?>