Initial commit

deploy/src/Middleware/AuthMiddleware.php

@@ -0,0 +1,38 @@
+<?php
+
+namespace Web2Print\Middleware;
+
+class AuthMiddleware
+{
+    private array $config;
+
+    public function __construct(array $config)
+    {
+        $this->config = $config;
+    }
+
+    public function authenticate(): bool
+    {
+        $apiKey = $_SERVER['HTTP_X_API_KEY'] ?? '';
+
+        if (empty($apiKey)) {
+            $this->sendError(401, 'API key missing');
+            return false;
+        }
+
+        if (!in_array($apiKey, $this->config['api_keys'], true)) {
+            $this->sendError(403, 'Invalid API key');
+            return false;
+        }
+
+        return true;
+    }
+
+    private function sendError(int $code, string $message): void
+    {
+        http_response_code($code);
+        header('Content-Type: application/json');
+        echo json_encode(['error' => $message]);
+        exit;
+    }
+}