87 lines
2.8 KiB
PHP
Executable File
87 lines
2.8 KiB
PHP
Executable File
<?php
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// +----------------------------------------------------------------------
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// | likeadmin快速开发前后端分离管理后台（PHP版）
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// +----------------------------------------------------------------------
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// | 欢迎阅读学习系统程序代码，建议反馈是我们前进的动力
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// | 开源版本可自由商用，可去除界面版权logo
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// | gitee下载：https://gitee.com/likeshop_gitee/likeadmin
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// | github下载：https://github.com/likeshop-github/likeadmin
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// | 访问官网：https://www.likeadmin.cn
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// | likeadmin团队 版权所有 拥有最终解释权
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// +----------------------------------------------------------------------
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// | author: likeadminTeam
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// +----------------------------------------------------------------------
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declare (strict_types=1);
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namespace app\common\http\middleware;
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use app\common\service\JsonService;
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use Closure;
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/**
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* 自定义跨域中间件
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* Class LikeAdminAllowMiddleware
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* @package app\common\http\middleware
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*/
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class LikeAdminAllowMiddleware
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{
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/**
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* 允许的请求头常量
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*/
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private const ALLOWED_HEADERS = [
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'Authorization', 'Sec-Fetch-Mode', 'DNT', 'X-Mx-ReqToken', 'Keep-Alive', 'User-Agent',
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'If-Match', 'If-None-Match', 'If-Unmodified-Since', 'X-Requested-With', 'If-Modified-Since',
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'Cache-Control', 'Content-Type', 'Accept-Language', 'Origin', 'Accept-Encoding', 'Access-Token',
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'token', 'version'
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];
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/**
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* @notes 跨域处理
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* @param $request
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* @param \Closure $next
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* @param array|null $header
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* @return mixed|\think\Response
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* @author 令狐冲
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* @date 2021/7/26 11:51
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*/
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public function handle($request, Closure $next, ?array $header = []): mixed
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{
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// 设置跨域头
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$this->setCorsHeaders();
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// 如果是OPTIONS请求，直接返回响应
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if (strtoupper($request->method()) === 'OPTIONS') {
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return response();
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}
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// 安装检测
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$install = file_exists(root_path() . '/config/install.lock');
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if (!$install) {
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return JsonService::fail('程序未安装', [], -2);
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}
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return $next($request);
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}
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/**
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* @notes 设置跨域头信息
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* @return void
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* @author JXDN
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* @date 2024/09/24 16:35
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*/
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private function setCorsHeaders(): void
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{
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$headers = [
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'Access-Control-Allow-Origin' => '*',
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'Access-Control-Allow-Headers' => implode(', ', self::ALLOWED_HEADERS),
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'Access-Control-Allow-Methods' => 'GET, POST, PATCH, PUT, DELETE, post',
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'Access-Control-Max-Age' => '1728000',
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'Access-Control-Allow-Credentials' => 'true'
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];
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foreach ($headers as $key => $value) {
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header("$key: $value");
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}
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}
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} |