as2252258@163.com
132 lines
3.4 KiB
PHP
132 lines
3.4 KiB
PHP
<?php
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namespace Http\Handler\Abstracts;
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use Annotation\Inject;
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use Http\Handler\Handler as CHl;
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use Http\Message\ServerRequest;
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use Kiri\Core\Help;
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use Kiri\Kiri;
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use Kiri\Proxy\AspectProxy;
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use Psr\Http\Message\ResponseInterface;
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use Psr\Http\Message\ServerRequestInterface;
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use Psr\Http\Server\MiddlewareInterface;
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use Psr\Http\Server\RequestHandlerInterface;
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abstract class Handler implements RequestHandlerInterface
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{
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private int $offset = 0;
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protected CHl $handler;
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#[Inject(AspectProxy::class)]
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protected AspectProxy $aspectProxy;
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protected ?array $middlewares;
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/**
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* @param \Http\Handler\Handler $handler
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* @param array|null $middlewares
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*/
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public function __construct(CHl $handler, ?array $middlewares)
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{
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$this->handler = $handler;
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$this->middlewares = $middlewares;
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}
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/**
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* @param \Kiri\Proxy\AspectProxy $aspectProxy
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*/
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public function setAspectProxy(AspectProxy $aspectProxy)
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{
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$this->aspectProxy = $aspectProxy;
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}
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/**
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* @param ServerRequestInterface $request
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* @return ResponseInterface
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* @throws \Exception
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*/
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protected function execute(ServerRequestInterface $request): ResponseInterface
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{
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if (empty($this->middlewares) || !isset($this->middlewares[$this->offset])) {
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return $this->dispatcher($request);
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}
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$middleware = $this->middlewares[$this->offset];
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if (!($middleware instanceof MiddlewareInterface)) {
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throw new \Exception('get_implements_class($middleware) not found method process.');
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}
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++$this->offset;
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return $middleware->process($request, $this);
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}
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/**
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* @param ServerRequestInterface $request
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* @return mixed
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* @throws \Exception
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*/
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protected function dispatcher(ServerRequestInterface $request): mixed
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{
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$response = $this->aspectProxy->proxy($this->handler);
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if (!($response instanceof ResponseInterface)) {
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$response = $this->transferToResponse($response);
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}
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$response->withHeader('Run-Time', $this->_runTime($request));
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return $response;
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}
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/**
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* @param ServerRequest $request
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* @return float
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*/
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private function _runTime(ServerRequestInterface $request): float
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{
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$float = microtime(true) - time();
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$serverParams = $request->getServerParams();
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$rTime = $serverParams['request_time_float'] - $serverParams['request_time'];
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return round($float - $rTime, 6);
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}
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/**
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* @param mixed $responseData
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* @return \Server\Constrict\ResponseInterface
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* @throws \Exception
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*/
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private function transferToResponse(mixed $responseData): ResponseInterface
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{
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$interface = response()->withStatus(200);
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if (!$interface->hasContentType()) {
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$interface->withContentType('application/json;charset=utf-8');
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}
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if (is_object($responseData)) {
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$responseData = get_object_vars($responseData);
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}
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if ($interface->getContentType() == 'application/xml;charset=utf-8') {
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$interface->getBody()->write(Help::toXml($responseData));
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} else if (is_array($responseData)) {
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$interface->getBody()->write(json_encode($responseData));
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} else {
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$interface->getBody()->write((string)$responseData);
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}
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return $interface;
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}
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}
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