$valid_extensions = array('css', 'js', 'jpg', 'jpeg', 'png', 'gif', 'txt', 'htc');
$root = $_SERVER['DOCUMENT_ROOT'];
if (!isset($_GET['path'])) {
$path = ltrim($_SERVER['REQUEST_URI'], '/');
} else {
$path = ltrim($_GET['path'], '/');
}
$path = $root . '/' . $path;
$ext = ltrim(strrchr($path, '.'), '.');
if (file_exists($path) && in_array($ext, $valid_extensions)) {
$mime = "";
switch ($ext) {
case "css":
$mime = "text/css";
require_once $root . '/php/http/cssparser.class.php';
$cachedPath = CSSParser::getBuiltCssFileName($path);
if (file_exists($cachedPath)) {
$path = $cachedPath;
}
break;
case "js":
$mime = "text/javascript";
break;
case "txt":
$mime = "text/plain";
break;
case "htc":
//ie htc behavior files
$mime = "text/x-component";
default:
if (is_executable('/usr/bin/file')) {
