修复项目的document_root

__fix_document_root.php

<?php

// 修复项目的document_root

// 备份server以备后查
$GLOBALS['_SERVER_OLD'] = $_SERVER;

// 修改DOCUMENT_ROOT等环境变量
$_SERVER['DOCUMENT_ROOT'] = __DIR__;
$_SERVER['CONTEXT_DOCUMENT_ROOT'] = $_SERVER['DOCUMENT_ROOT'];
$_SERVER['SCRIPT_NAME'] = '/' . basename($_SERVER['SCRIPT_NAME']);
$_SERVER['PHP_SELF'] = $_SERVER['SCRIPT_NAME'];

$_SERVER['PATH_INFO'] = preg_replace('/(^\S+.+?\.php)|(\?.*$)/', '', $_SERVER['REQUEST_URI']);

// 切换到入口文件对应的目录，否则跟据相对路径include/require会出现问题的
chdir($_SERVER['DOCUMENT_ROOT']);