53 lines
1.5 KiB
PHP
53 lines
1.5 KiB
PHP
<?php
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declare (strict_types = 1);
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namespace app\middleware;
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/**
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* 登录验证中间件
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*/
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class Auth
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{
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/**
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* 处理请求
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*
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* @param \think\Request $request
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* @param \Closure $next
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* @return mixed
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*/
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public function handle($request, \Closure $next)
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{
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// 检查是否已登录
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$username = session('username');
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// 获取路径信息和方法名
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$pathinfo = $request->pathinfo();
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$controller = $request->controller(true);
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$action = $request->action(true);
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// 判断是否为API请求
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// 1. 路径包含 /crawler/ 且不是 /crawler 本身
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// 2. 或者是 crawler 控制器的非 index 方法
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// 3. 或者是AJAX请求
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$isApiRequest = ($pathinfo !== 'crawler' && strpos($pathinfo, 'crawler/') === 0) ||
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($controller === 'crawler' && $action !== 'index') ||
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$request->isAjax() ||
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$request->header('X-Requested-With') === 'XMLHttpRequest';
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if (empty($username)) {
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// 如果是API请求，返回JSON
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if ($isApiRequest) {
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// 直接返回JSON，ThinkPHP的json()函数会自动设置响应头
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return json([
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'code' => 0,
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'msg' => '请先登录',
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]);
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}
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// 否则跳转到登录页
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return redirect('/login');
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}
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return $next($request);
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}
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}
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