buildadmin/app/common/middleware/AllowCrossDomain.php

61 lines
2.2 KiB
PHP

<?php
// +----------------------------------------------------------------------
// | ThinkPHP [ WE CAN DO IT JUST THINK ]
// +----------------------------------------------------------------------
// | Copyright (c) 2006~2021 http://thinkphp.cn All rights reserved.
// +----------------------------------------------------------------------
// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
// +----------------------------------------------------------------------
// | Author: liu21st <liu21st@gmail.com>
// +----------------------------------------------------------------------
declare (strict_types=1);
namespace app\common\middleware;
use Closure;
use think\Request;
use think\Response;
use think\facade\Config;
/**
* 跨域请求支持
* 安全起见,只支持了配置中的域名
*/
class AllowCrossDomain
{
protected $header = [
'Access-Control-Allow-Credentials' => 'true',
'Access-Control-Max-Age' => 1800,
'Access-Control-Allow-Methods' => 'GET, POST, PATCH, PUT, DELETE, OPTIONS',
'Access-Control-Allow-Headers' => 'think-lang, ba-user-token, batoken, Authorization, Content-Type, If-Match, If-Modified-Since, If-None-Match, If-Unmodified-Since, X-CSRF-TOKEN, X-Requested-With',
];
/**
* 跨域请求检测
* @access public
* @param Request $request
* @param Closure $next
* @param array $header
* @return Response
*/
public function handle($request, Closure $next, ?array $header = [])
{
$header = !empty($header) ? array_merge($this->header, $header) : $this->header;
$origin = $request->header('origin');
if ($origin) {
$info = parse_url($origin);
// 获取跨域配置
$corsDomain = explode(',', Config::get('buildadmin.cors_request_domain'));
$corsDomain[] = $request->host(true);
if (in_array("*", $corsDomain) || in_array($origin, $corsDomain) || (isset($info['host']) && in_array($info['host'], $corsDomain))) {
header("Access-Control-Allow-Origin: " . $_SERVER['HTTP_ORIGIN']);
}
}
return $next($request)->header($header);
}
}