WordPress router script for running with PHP embedded server

server-up.sh

php -S 0.0.0.0 -t /home/site /home/site/wp-router.php

wp-router.php

<?php
$root = $_SERVER['DOCUMENT_ROOT'];
chdir($root);

$path = '/'. ltrim(parse_url($_SERVER['REQUEST_URI'])['path'], '/');
set_include_path(get_include_path() .':'. __DIR__);

if(file_exists($root.$path))
{
    if(is_dir($root.$path) && substr($path,strlen($path) - 1, 1) !== '/')
        $path = rtrim($path,'/').'/index.php';

    if(strpos($path,'.php') === false)
    	return false;
    else {
        chdir(dirname($root.$path));
        require_once $root.$path;
    }
} else
	include_once 'index.php';