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<?php |
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/** |
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* webtrees: online genealogy |
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* Copyright (C) 2019 webtrees development team |
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* This program is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation, either version 3 of the License, or |
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* (at your option) any later version. |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* You should have received a copy of the GNU General Public License |
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* along with this program. If not, see <http://www.gnu.org/licenses/>. |
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*/ |
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declare(strict_types=1); |
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namespace Fisharebest\Webtrees\Http\Middleware; |
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use Aura\Router\RouterContainer; |
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use Fisharebest\Webtrees\Exceptions\HttpNotFoundException; |
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use Fisharebest\Webtrees\Services\ModuleService; |
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use Fisharebest\Webtrees\Services\TreeService; |
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use Fisharebest\Webtrees\Tree; |
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use Middleland\Dispatcher; |
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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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use function app; |
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use function array_map; |
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/** |
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* Simple class to help migrate to a third-party routing library. |
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*/ |
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class Router implements MiddlewareInterface |
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{ |
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/** @var ModuleService */ |
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private $module_service; |
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/** @var RouterContainer */ |
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private $router_container; |
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/** @var TreeService */ |
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private $tree_service; |
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/** |
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* Router constructor. |
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* |
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* @param ModuleService $module_service |
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* @param RouterContainer $router_container |
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* @param TreeService $tree_service |
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*/ |
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public function __construct(ModuleService $module_service, RouterContainer $router_container, TreeService $tree_service) |
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{ |
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$this->module_service = $module_service; |
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$this->router_container = $router_container; |
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$this->tree_service = $tree_service; |
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} |
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/** |
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* @param ServerRequestInterface $request |
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* @param RequestHandlerInterface $handler |
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* |
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* @return ResponseInterface |
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*/ |
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public function process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface |
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{ |
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// Turn the ugly URL into a pretty one, so the router can parse it. |
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$pretty = $request; |
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if ($request->getAttribute('rewrite_urls') !== '1') { |
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// Ugly URLs store the path in a query parameter. |
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$url_route = $request->getQueryParams()['route'] ?? ''; |
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$uri = $request->getUri()->withPath($url_route); |
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$pretty = $request->withUri($uri); |
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} |
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// Match the request to a route. |
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$route = $this->router_container->getMatcher()->match($pretty); |
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// No route matched? Let the default handler take care of it |
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if ($route === false) { |
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return $handler->handle($request); |
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} |
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// Add the route as attribute of the request |
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$request = $request->withAttribute('route', $route); |
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// This middleware needs cannot run until after the routing, as it needs to know the route. |
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$post_routing_middleware = [CheckCsrf::class]; |
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$post_routing_middleware = array_map('app', $post_routing_middleware); |
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// Firstly, apply the route middleware |
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$route_middleware = $route->extras['middleware'] ?? []; |
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$route_middleware = array_map('app', $route_middleware); |
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// Secondly, apply any module middleware |
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$module_middleware = $this->module_service->findByInterface(MiddlewareInterface::class)->all(); |
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// Finally, run the handler using middleware |
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$handler_middleware = [new WrapHandler($route->handler)]; |
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$middleware = array_merge( |
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$post_routing_middleware, |
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$route_middleware, |
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$module_middleware, |
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$handler_middleware |
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); |
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// Add the matched attributes to the request. |
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foreach ($route->attributes as $key => $value) { |
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if ($key === 'tree') { |
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$value = $this->tree_service->all()->get($value); |
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app()->instance(Tree::class, $value); |
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// Missing mandatory parameter? Let the default handler take care of it. |
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if ($value === null && strpos($route->path, '{tree}') !== false) { |
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return $handler->handle($request); |
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} |
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} |
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$request = $request->withAttribute((string) $key, $value); |
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} |
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// Bind the request into the container |
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app()->instance(ServerRequestInterface::class, $request); |
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$dispatcher = new Dispatcher($middleware, app()); |
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return $dispatcher->dispatch($request); |
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} |
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} |
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fisharebest /
webtrees
