Route les urls

public/index.php

@@ -1,11 +1,15 @@
 <?php
 
+use Silex\Router\Router;
+
 require __DIR__ . '/../src/Silex/Config/SplClassLoader.php';
 require __DIR__ . '/../src/Silex/Config/Config.php';
 
 $loader = new SplClassLoader('Silex', __DIR__ . '/../src');
 $loader->register();
 
-// TODO router
 $controller = new \Silex\Controller\UserController();
-$controller->index(new \Silex\DI\DI())->render(__DIR__ . '/../' . VIEW_PATH);
+$router = new Router($_SERVER['REQUEST_URI']);
+$router->get('/^$/', [$controller, 'index']);
+//$router->get('/^inscription$/', [$controller, 'connexion']);
+$router->run(new \Silex\DI\DI())->render(__DIR__ . '/../' . VIEW_PATH);

src/Silex/Router/Route.php

@@ -0,0 +1,37 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Silex\Router;
+
+use Silex\DI\DI;
+use Silex\Http\HttpResponse;
+
+class Route
+{
+
+	private string $path;
+
+	private $callable;
+
+	/**
+	 * @var string[]
+	 */
+	private array $matches = [];
+
+	public function __construct(string $path, callable $callable)
+	{
+		$this->path = $path;
+		$this->callable = $callable;
+	}
+
+	public function matches(string $url): bool
+	{
+		return preg_match($this->path, $url, $this->matches) === 1;
+	}
+
+	public function call(DI $di): HttpResponse
+	{
+		return call_user_func_array($this->callable, [$di, $this->matches]);
+	}
+}

src/Silex/Router/RouteNotFoundException.php

@@ -0,0 +1,20 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Silex\Router;
+
+use Exception;
+use Throwable;
+
+/**
+ * Lorsqu'aucune route ne correspond à l'url demandée.
+ */
+class RouteNotFoundException extends Exception
+{
+
+	public function __construct(string $message, int $code = 0, ?Throwable $previous = null)
+	{
+		parent::__construct($message, $code, $previous);
+	}
+}

src/Silex/Router/Router.php

@@ -0,0 +1,49 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Silex\Router;
+
+use Silex\Http\HttpResponse;
+use Silex\DI\DI;
+
+class Router
+{
+
+	private string $url;
+
+	/**
+	 * @var Route[]
+	 */
+	private array $routes = [];
+
+	public function __construct(string $url)
+	{
+		$this->url = trim($url, '/');;
+	}
+
+	public function get(string $path, callable $callable): self
+	{
+		return $this->addRoute('GET', $path, $callable);
+	}
+
+	private function addRoute(string $method, string $path, $callable): self
+	{
+		$route = new Route($path, $callable);
+		$this->routes[$method][] = $route;
+		return $this;
+	}
+
+	public function run(DI $di): HttpResponse
+	{
+		if (!isset($this->routes[$_SERVER['REQUEST_METHOD']])) {
+			throw new RouteNotFoundException('Unknown HTTP method');
+		}
+		foreach ($this->routes[$_SERVER['REQUEST_METHOD']] as $route) {
+			if ($route->matches($this->url)) {
+				return $route->call($di);
+			}
+		}
+		throw new RouteNotFoundException('No matching routes');
+	}
+}