Auth logic is completed (signin, signup, logout), Added: Middlewares, RequireAuth middleware

core/Router.php

@@ -2,17 +2,40 @@
 
 class Router {
     private $routes = [];
+    private $middlewares = [];
 
-    public function add($route, $action) {
-        $this->routes[$route] = $action;
+    /**
+     * Add a route with a specific action and optional middleware
+     * 
+     * @param string $route
+     * @param string $action
+     * @param array $middlewares Optional middlewares for this route
+     */
+    public function add($route, $action, $middlewares = []) {
+        $this->routes[$route] = ['action' => $action, 'middlewares' => $middlewares];
     }
 
+    /**
+     * Dispatch the current request to the correct route and execute middlewares
+     */
     public function dispatch() {
         $uri = $_SERVER['REQUEST_URI'];
         $uri = parse_url($uri, PHP_URL_PATH);
 
         if (array_key_exists($uri, $this->routes)) {
-            $action = $this->routes[$uri];
+            $route = $this->routes[$uri];
+            $middlewares = $route['middlewares'];
+
+            // Execute middlewares
+            foreach ($middlewares as $middleware) {
+                $middlewareInstance = new $middleware();
+                if (!$middlewareInstance->handle()) {
+                    return; // Stop execution if middleware fails
+                }
+            }
+
+            // Execute the route's controller and method
+            $action = $route['action'];
             list($controllerName, $methodName) = explode('@', $action);
 
             require_once controllers . "{$controllerName}.php";

core/middlewares/RequireAuth.php

@@ -0,0 +1,12 @@
+<?php
+
+class RequireAuth {
+    public function handle() {
+        if (!isset($_SESSION['user'])) {
+            header('Location: /auth/signin');
+            exit();
+        }
+
+        return true;
+    }
+}