css.php

<?php
 
// The next line is special fix for IE6.
session_cache_limiter('private_no_expire');
 
define('_LEGACY_ALLOW_ACCESS_FROM_ANY_ADMINS_', true);
 
require_once '../../../mainfile.php';
$root =& XCube_Root::getSingleton();
unset($root->mContext->mXoopsModule);
 
//
// @Todo Why does this file know Legacy_RenderSystem?
//
 
function Legacy_modifier_css_theme($string)
{
    $infoArr = Legacy_get_override_file($string, null, true);
 
    // XCL 2.3.x
    if (!empty($infoArr['theme']) && !empty($infoArr['dirname'])) {
        return XOOPS_THEME_URL . '/' . $infoArr['theme'] . '/templates/' . $infoArr['dirname'] . '/' . $string;
    }
 
    if (!empty($infoArr['theme']) && !empty($infoArr['dirname'])) {
        return XOOPS_THEME_URL . '/' . $infoArr['theme'] . '/modules/' . $infoArr['dirname'] . '/' . $string;
    }
 
    if (!empty($infoArr['theme'])) {
        return XOOPS_THEME_URL . '/' . $infoArr['theme'] . '/' . $string;
    }
 
    if (!empty($infoArr['dirname'])) {
        return XOOPS_MODULE_URL . '/' . $infoArr['dirname'] . '/admin/templates/' . $string;
    }
 
    return LEGACY_ADMIN_RENDER_FALLBACK_URL . '/' . $string;
}
 
$theme = isset($_GET['theme']) ? trim($_GET['theme']) : null;
$dirname = isset($_GET['dirname']) ? trim($_GET['dirname']) : null;
$_GET['file'] ??= 'style.css'; // XCL @gigamaster use null coalescing operator  $_GET['file'] = isset($_GET['file']) ? $_GET['file'] : 'style.css';
$file = 'stylesheets/' . trim(@$_GET['file']);
 
// XCl 'strpos($theme, '..') !== false' is used instead to save memory
if (strpos($theme, '..') !== false || strpos($dirname, '..') !== false || strpos($file, '..') !== false) {
    exit();
}
require_once XOOPS_ROOT_PATH.'/modules/legacyRender/kernel/Legacy_AdminRenderSystem.class.php';
 
$smarty =new Legacy_AdminSmarty();
$smarty->register_modifier('theme', 'Legacy_modifier_css_theme');
$smarty->register_function('stylesheet', 'Legacy_function_stylesheet');
 
    //
    // TODO Emergency WORK AROUND for compile cache problem.
    //
    $smarty->force_compile = true;
 
    if (null !== $theme && null !== $dirname) {
        //$path = XOOPS_THEME_PATH . "/{$theme}/modules/{$dirname}";
        // XCL path : theme/templates/dirname
        $path = XOOPS_THEME_PATH . "/{$theme}/templates/{$dirname}";
    } elseif (null !== $theme) {
        $path = XOOPS_THEME_PATH . '/' . $theme;
    } elseif (null !== $dirname) {
        $path = XOOPS_MODULE_PATH . "/{$dirname}/admin/templates";
    } else {
        $path = LEGACY_ADMIN_RENDER_FALLBACK_PATH;
    }
 
    $smarty->template_dir = $path;
    $smarty->setModulePrefix('_css_' . $theme);
 
    $result = '';
    if (is_file($path . '/' . $file)) {
        $result = $smarty->fetch('file:' . $file);
    }
 
header('Content-Type:text/css; charset='._CHARSET);
echo $result;