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<?php |
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namespace Pin\Libs; |
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use App\Handlers\Handler; |
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/** |
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* Router |
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* Gestiona el enrutamiento de la aplicación |
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*/ |
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class Router |
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{ |
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/** |
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* Array de rutas registradas |
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* Formato: ['GET|POST|PUT|DELETE /path' => 'Handler\Class'] |
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*/ |
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private $routes = []; |
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/** |
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* Registra una ruta |
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* @param string $method Método HTTP (GET, POST, PUT, DELETE) |
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* @param string $path Ruta (ej: /page, /page/show) |
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* @param string $handler Clase handler (ej: PageHandler) |
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*/ |
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public function register($method, $path, $handler) |
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{ |
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$key = "$method $path"; |
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$this->routes[$key] = $handler; |
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} |
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/** |
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* Registra múltiples rutas |
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* @param array $routes Array de rutas |
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*/ |
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public function registerRoutes(array $routes) |
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{ |
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foreach ($routes as $key => $handler) { |
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list($method, $path) = explode(' ', $key, 2); |
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$this->register($method, $path, $handler); |
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} |
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} |
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/** |
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* Procesa la URL actual y ejecuta el handler correspondiente |
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* @param string $url URL a procesar (ej: /page/show/contactenos) |
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*/ |
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public function dispatch($url) |
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{ |
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// Normalizar URL |
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$url = parse_url($url, PHP_URL_PATH); |
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$url = rtrim($url, '/') ?: '/'; |
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$method = $_SERVER['REQUEST_METHOD']; |
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// Intentar encontrar una ruta exacta |
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$key = "$method $url"; |
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if (isset($this->routes[$key])) { |
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return $this->executeHandler($this->routes[$key], []); |
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} |
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// Intentar coincidencias con parámetros |
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foreach ($this->routes as $route_key => $handler) { |
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list($route_method, $route_path) = explode(' ', $route_key, 2); |
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if ($route_method !== $method) { |
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continue; |
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} |
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// Convertir ruta a regex para capturar parámetros |
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// /page/{slug} -> /page/(.+) |
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$pattern = preg_replace('/{[^}]+}/', '([^/]+)', $route_path); |
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$pattern = '#^' . $pattern . '$#'; |
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if (preg_match($pattern, $url, $matches)) { |
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// Remover el primer elemento que es la URL completa |
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array_shift($matches); |
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return $this->executeHandler($handler, $matches); |
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} |
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} |
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// Si llegamos aquí, la ruta no existe |
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http_response_code(404); |
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throw new \Exception("Ruta no encontrada: $method $url", 404); |
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} |
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/** |
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* Ejecuta un handler |
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* @param string $handler_class Nombre de la clase handler |
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* @param array $params Parámetros extraídos de la URL |
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*/ |
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private function executeHandler($handler_class, array $params = []) |
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{ |
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$class_name = 'App\\Handlers\\' . $handler_class; |
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if (!class_exists($class_name)) { |
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throw new \Exception("Handler no existe: $class_name", 500); |
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} |
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$handler = new $class_name(); |
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if (!$handler instanceof Handler) { |
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throw new \Exception("$class_name no extiende Handler", 500); |
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} |
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return $handler->handle($params); |
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} |
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} |
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nelsonrojasn /
pin
