Router for CakePHP 1.3

router.php

<?php

$path = parse_url($_SERVER["REQUEST_URI"], PHP_URL_PATH);
// If the file exists then return false and let the server handle it
if (file_exists($_SERVER["DOCUMENT_ROOT"] . $path)) {
    return false;
} else {
    /** makes the /manage/ area work */
    if ($_SERVER["SCRIPT_FILENAME"] === $_SERVER["DOCUMENT_ROOT"] . DIRECTORY_SEPARATOR . 'index.php') {
        $_SERVER['SCRIPT_NAME'] = '/';
        $_SERVER['PHP_SELF']    = '/';
        require_once 'index.php';
    } else {
        /** makes cakephp plugin asset loading work */
        if (!strpos($_SERVER['SCRIPT_NAME'], '/index.php')) {
            $_SERVER['SCRIPT_NAME'] = "/index.php" . $_SERVER['SCRIPT_NAME'];
        }
        $_SERVER['REQUEST_URI']     = $_SERVER['SCRIPT_NAME'];
        $_SERVER['PHP_SELF']        = '';
        $_SERVER['SCRIPT_FILENAME'] = $_SERVER['SCRIPT_NAME'];
        require 'index.php';
    }
}