[Гайд] [StressWeb] добавляем смену шаблона пользователями

<?php
/**
* STRESS WEB
* @author S.T.R.E.S.S.
* @copyright 2008 - 2011 STRESS WEB
* @version 11
* @web http://stressweb.ru
*/
if (!defined("STRESSWEB"))
        die("Hacking!!!");
if ($l2cfg["templatechange"])
{
        $TC_dir = opendir(ROOT_DIR . "/templates");
        $TC_template = '
        <form action="" method="post" name="chtpl" id="chtpl">
        <select size="1" onchange="javascript: document.chtpl.submit(); return false;" name="tplchange">';
        while ($file = readdir($TC_dir))
        {
        if ($file != "." && $file != ".." && $file != "index.html")
        {
                if (isset($_COOKIE["sw_template"]) && $file == $_COOKIE["sw_template"])
                $TC_template .= "<option value='$file' selected>" . $file . "</option>";
                elseif (!isset($_COOKIE["sw_template"]) && $file == $l2cfg["template"])
                $TC_template .= "<option value='$file' selected>" . $file . "</option>";
                else
                $TC_template .= "<option value='$file'>" . $file . "</option>";        
        }
        }
        $TC_template .= "</select></form>";
        closedir($TC_dir);
        echo $TC_template;
}
?>

?>

/*******************
* Change skin
*******************/
DefVal($l2cfg["templatechange"], true);
if (isset($_REQUEST["tplchange"]))
{
        $tmppos = strrpos($_SERVER["PHP_SELF"], "/") + 1;
        $path = substr($_SERVER["PHP_SELF"], 0, $tmppos);
        setcookie("sw_template", $_REQUEST["tplchange"], time() + 31536000, $path);
        $host = $_SERVER['HTTP_HOST'] ? $_SERVER['HTTP_HOST'] : @getenv('HTTP_HOST');
        $self = $_SERVER['REQUEST_URI'] ? $_SERVER['REQUEST_URI'] : @getenv('REQUEST_URI');
        header("Location: http://" . $host . $self . "");
        exit;
}
if (isset($_COOKIE["sw_template"]) && $l2cfg["templatechange"] && file_exists(ROOT_DIR . "/templates/" . $_COOKIE["sw_template"]))
        $l2cfg["template"] = $_COOKIE["sw_template"];

{include=tpl.php}