Initial version upload

core/Router.php

@@ -0,0 +1,74 @@
+<?php
+
+class Router {
+    private array $routes = [];
+    
+    public function get(string $path, string $handler): void {
+        $this->addRoute('GET', $path, $handler);
+    }
+    
+    public function post(string $path, string $handler): void {
+        $this->addRoute('POST', $path, $handler);
+    }
+    
+    private function addRoute(string $method, string $path, string $handler): void {
+        $this->routes[] = [
+            'method' => $method,
+            'path' => $path,
+            'handler' => $handler
+        ];
+    }
+    
+    public function dispatch(string $uri, string $method): void {
+        // Remove query string
+        $uri = parse_url($uri, PHP_URL_PATH);
+        
+        // Remove base directory from URI if running in subdirectory
+        $scriptName = dirname($_SERVER['SCRIPT_NAME']);
+        if ($scriptName !== '/' && strpos($uri, $scriptName) === 0) {
+            $uri = substr($uri, strlen($scriptName));
+        }
+        
+        // Ensure URI starts with /
+        if (empty($uri) || $uri[0] !== '/') {
+            $uri = '/' . $uri;
+        }
+        
+        // Remove trailing slash except for root
+        if ($uri !== '/' && str_ends_with($uri, '/')) {
+            $uri = rtrim($uri, '/');
+        }
+        
+        foreach ($this->routes as $route) {
+            if ($route['method'] !== $method) {
+                continue;
+            }
+            
+            $pattern = $this->convertToRegex($route['path']);
+            
+            if (preg_match($pattern, $uri, $matches)) {
+                array_shift($matches); // Remove full match
+                $this->callHandler($route['handler'], $matches);
+                return;
+            }
+        }
+        
+        // 404 Not Found
+        http_response_code(404);
+        echo '404 - Page Not Found<br>';
+        echo 'Requested URI: ' . htmlspecialchars($uri) . '<br>';
+        echo 'Request Method: ' . htmlspecialchars($method);
+    }
+    
+    private function convertToRegex(string $path): string {
+        $path = preg_replace('/\{([a-zA-Z0-9_]+)\}/', '([a-zA-Z0-9_-]+)', $path);
+        return '#^' . $path . '$#';
+    }
+    
+    private function callHandler(string $handler, array $params): void {
+        [$controller, $method] = explode('@', $handler);
+        
+        $controllerInstance = new $controller();
+        call_user_func_array([$controllerInstance, $method], $params);
+    }
+}