71 lines
2.3 KiB
PHP
71 lines
2.3 KiB
PHP
<?php
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/**
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* Slim Framework (https://slimframework.com)
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*
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* @license https://github.com/slimphp/Slim/blob/4.x/LICENSE.md (MIT License)
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*/
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declare(strict_types=1);
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namespace Slim\Routing;
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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\RequestHandlerInterface;
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use Slim\Exception\HttpMethodNotAllowedException;
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use Slim\Exception\HttpNotFoundException;
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use Slim\Interfaces\RouteCollectorProxyInterface;
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use Slim\Interfaces\RouteParserInterface;
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use Slim\Interfaces\RouteResolverInterface;
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use Slim\Middleware\RoutingMiddleware;
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class RouteRunner implements RequestHandlerInterface
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{
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private RouteResolverInterface $routeResolver;
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private RouteParserInterface $routeParser;
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private ?RouteCollectorProxyInterface $routeCollectorProxy;
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public function __construct(
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RouteResolverInterface $routeResolver,
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RouteParserInterface $routeParser,
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?RouteCollectorProxyInterface $routeCollectorProxy = null
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) {
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$this->routeResolver = $routeResolver;
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$this->routeParser = $routeParser;
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$this->routeCollectorProxy = $routeCollectorProxy;
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}
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/**
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* This request handler is instantiated automatically in App::__construct()
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* It is at the very tip of the middleware queue meaning it will be executed
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* last and it detects whether or not routing has been performed in the user
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* defined middleware stack. In the event that the user did not perform routing
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* it is done here
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*
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* @throws HttpNotFoundException
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* @throws HttpMethodNotAllowedException
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*/
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public function handle(ServerRequestInterface $request): ResponseInterface
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{
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// If routing hasn't been done, then do it now so we can dispatch
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if ($request->getAttribute(RouteContext::ROUTING_RESULTS) === null) {
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$routingMiddleware = new RoutingMiddleware($this->routeResolver, $this->routeParser);
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$request = $routingMiddleware->performRouting($request);
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}
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if ($this->routeCollectorProxy !== null) {
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$request = $request->withAttribute(
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RouteContext::BASE_PATH,
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$this->routeCollectorProxy->getBasePath()
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);
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}
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/** @var Route $route */
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$route = $request->getAttribute(RouteContext::ROUTE);
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return $route->run($request);
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}
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}
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