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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 Fig\Http\Message\RequestMethodInterface; |
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use Fisharebest\Webtrees\Services\ModuleService; |
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use Fisharebest\Webtrees\Webtrees; |
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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, RequestMethodInterface |
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{ |
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/** @var string[][] */ |
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private $routes = [ |
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self::METHOD_GET => [], |
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self::METHOD_POST => [], |
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]; |
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/** @var ModuleService */ |
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private $module_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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*/ |
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public function __construct(ModuleService $module_service) |
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{ |
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$this->module_service = $module_service; |
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} |
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/** |
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* @param string $path |
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* @param string $handler |
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* |
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* @return Router |
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*/ |
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public function get(string $path, string $handler): Router |
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{ |
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return $this->add(self::METHOD_GET, $path, $handler); |
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} |
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/** |
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* @param string $method |
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* @param string $path |
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* @param string $handler |
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* |
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* @return Router |
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*/ |
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private function add(string $method, string $path, string $handler): Router |
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{ |
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$this->routes[$method][$path] = $handler; |
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return $this; |
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} |
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/** |
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* @param string $path |
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* @param string $handler |
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* |
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* @return Router |
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*/ |
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public function post(string $path, string $handler): Router |
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{ |
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return $this->add(self::METHOD_POST, $path, $handler); |
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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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// Save the router in the container, as we'll need it to generate URLs. |
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app()->instance(self::class, $this); |
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// Load the routing table. |
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require Webtrees::ROOT_DIR . 'routes/web.php'; |
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// Match the request to a route. |
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$method = $request->getMethod(); |
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$route = $request->getQueryParams()['route'] ?? ''; |
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$routing = $this->routes[$method][$route] ?? ''; |
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// Bind the request into the container |
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app()->instance(ServerRequestInterface::class, $request); |
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// No route matched? |
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if ($routing === '') { |
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return $handler->handle($request); |
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} |
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// Firstly, apply the route middleware |
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$route_middleware = []; |
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$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($routing)]; |
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$middleware = array_merge($route_middleware, $module_middleware, $handler_middleware); |
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$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
