42 lines
948 B
PHP
42 lines
948 B
PHP
<?php
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declare (strict_types = 1);
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namespace app\api\middleware;
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use Closure;
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use think\Request;
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use think\Response;
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/**
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* 响应时间中间件
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* 计算接口耗时并将其添加到响应头中
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*/
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class ResponseTimeMiddleware
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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 Request $request
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* @param Closure $next
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* @return Response
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*/
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public function handle(Request $request, Closure $next)
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{
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// 记录开始时间（微秒）
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$startTime = microtime(true);
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// 执行请求
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$response = $next($request);
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// 计算耗时（毫秒）
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$endTime = microtime(true);
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$executionTime = round(($endTime - $startTime) * 1000, 2);
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// 将耗时添加到响应头
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if ($response instanceof Response) {
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$response->header(['X-Response-Time' => $executionTime . 'ms']);
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}
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return $response;
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}
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}
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