again?!

Dockerfile

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+FROM php:8.3-apache
+
+RUN a2enmod rewrite
+
+COPY . /var/www/html
+
+RUN sed -i 's|/var/www/html|/var/www/html/public|g' \
+    /etc/apache2/sites-available/000-default.conf
+
+RUN sed -i 's|AllowOverride None|AllowOverride All|g' \
+    /etc/apache2/apache2.conf

config/routes.php

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+<?php
+use src\Controller\HomeController;
+
+$router->get('/', [new HomeController(), 'index']);

public/.htaccess

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+RewriteEngine On
+RewriteCond %{REQUEST_FILENAME} !-f
+RewriteCond %{REQUEST_FILENAME} !-d
+RewriteRule ^ index.php [QSA,L]

public/index.php

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+<?php
+require_once __DIR__ . '/../src/Autoloader.php';
+
+use src\Router;
+
+$autoloader = new Autoloader();
+$autoloader->addNamespace('src', __DIR__ . '/../src');
+$autoloader->register();
+
+$router = new Router();
+require_once __DIR__ . '/../config/routes.php';
+
+$router->dispatch($_SERVER['REQUEST_METHOD'], $_SERVER['REQUEST_URI']);

src/Autoloader.php

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+<?php
+class Autoloader
+{
+    private array $prefixes = [];
+
+    public function addNamespace(string $prefix, string $baseDir): void
+    {
+        $prefix  = trim($prefix, '\\') . '\\';
+        $baseDir = rtrim($baseDir, '/') . '/';
+
+        $this->prefixes[$prefix] = $baseDir;
+    }
+
+    public function register(): void
+    {
+        spl_autoload_register([$this, 'loadClass']);
+    }
+
+    private function loadClass(string $class): void
+    {
+        foreach ($this->prefixes as $prefix => $baseDir) {
+            if (!str_starts_with($class, $prefix)) {
+                continue;
+            }
+
+            $relative = substr($class, strlen($prefix));
+            $file = $baseDir . str_replace('\\', '/', $relative) . '.php';
+
+            if (file_exists($file)) {
+                require $file;
+                return;
+            }
+        }
+    }
+}

src/Controller/BaseController.php

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+<?php
+namespace src\Controller;
+
+abstract class BaseController
+{
+    public function __construct(
+        protected string $templatePath = __DIR__ . '/../../templates/'
+    ) {}
+
+    protected function render(string $view, array $data = []): void
+    {
+        extract($data);
+
+        $viewPath = $this->templatePath . '/' . $view . '.php';
+
+        if (!file_exists($viewPath)) {
+            http_response_code(500);
+            echo "View '{$view}' nicht gefunden.";
+            return;
+        }
+
+        require $viewPath;
+    }
+
+    protected function redirect(string $url): void
+    {
+        header('Location: ' . $url);
+        exit;
+    }
+
+    protected function json(mixed $data, int $status = 200): void
+    {
+        http_response_code($status);
+        header('Content-Type: application/json');
+        echo json_encode($data);
+        exit;
+    }
+}

src/Controller/HomeController.php

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+<?php
+namespace src\Controller;
+
+class HomeController extends BaseController
+{
+    public function index(): void
+    {
+        $this->render('home', [
+            'title' => 'meow :3'
+        ]);
+    }
+}

src/Router.php

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+<?php
+namespace src;
+
+class Router
+{
+    private array $routes = [];
+
+    public function get(string $path, callable $handler): void
+    {
+        $this->routes['GET'][$path] = $handler;
+    }
+
+    public function post(string $path, callable $handler): void
+    {
+        $this->routes['POST'][$path] = $handler;
+    }
+
+    public function dispatch(string $method, string $uri): void
+    {
+        $path = parse_url($uri, PHP_URL_PATH) ?? '/';
+        $handler = $this->routes[$method][$path] ?? null;
+
+        if ($handler === null) {
+            http_response_code(404);
+            echo '404 Not Found';
+            return;
+        }
+
+        call_user_func($handler);
+    }
+}

templates/home.php

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+<?php
+ob_start();
+?>
+
+<h1><?= htmlspecialchars($title) ?></h1>
+<p>Willkommen auf meiner Seite!</p>
+
+<?php
+$content = ob_get_clean();
+require __DIR__ . '/layout.php';

templates/layout.php

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+<!DOCTYPE html>
+<html lang="de">
+<head>
+    <meta charset="UTF-8">
+    <title><?= htmlspecialchars($title) ?></title>
+</head>
+<body>
+    <?= $content ?>
+</body>
+</html>