WordPress test server - front controller for testing WP. *****NEVER USE THIS ON PRODUCTION******

gistfile1.php

<?php
/**
 * WordPress Test Server
 *
 * This serves up a full WordPress site via the PHP test server (`php -S`), and
 * is intended purely for serving WP for UI testing. Please do not ever use this
 * in production.
 */

// Path to WP install
$basedir = realpath( __DIR__ . '/../..' );
$wpdir = $basedir . '/wordpress';

// Ensure we can't load files outside of our WP install
ini_set( 'open_basedir', $basedir );

$path = null;

if ( !empty( $_SERVER['REQUEST_URI'] ) && $_SERVER['REQUEST_URI'] !== '/' ) {
	$requested = parse_url( $_SERVER['REQUEST_URI'], PHP_URL_PATH );

	$search = array(
		$basedir,   // /wordpress/wp-includes/a.jpg
		$wpdir,     // /wp-includes/a.jpg
	);
	foreach ( $search as $dir ) {
		$full = realpath( $dir . $requested );
		if ( file_exists( $full ) ) {
			$path = $full;
		}
	}
}

if ( empty( $path ) ) {
	require $basedir . '/index.php';
	return;
}

$info = new finfo( FILEINFO_SYMLINK );
$mime_type = $info->file($path, FILEINFO_MIME_TYPE);

if ( $mime_type === 'text/x-php' ) {
	include $path;
	return;
}

$mime_header = $info->file($path, FILEINFO_MIME_ENCODING);

header( sprintf( 'Content-Type: %s', $mime_header ) );

readfile( $path );