Centralisation des constantes

includes/auth.php

@@ -17,10 +17,14 @@ function require_login(?string $loginPage = '/login.php'): void
     }
 
     if (empty($_SESSION['user'])) {
-        // URL de la page courante (ex: /gift-list.php?foo=bar)
-        $currentUrl = $_SERVER['REQUEST_URI'] ?? '/';
+        if (!empty($_SERVER['HTTP_X_REQUESTED_WITH']) || (isset($_SERVER['HTTP_ACCEPT']) && strpos($_SERVER['HTTP_ACCEPT'], 'application/json') !== false)) {
+            header('Content-Type: application/json');
+            http_response_code(401);
+            echo json_encode(['success' => false, 'error' => 'Session expirée. Veuillez vous reconnecter.']);
+            exit;
+        }
 
-        // On redirige vers la page de login en ajoutant ?redirect=...
+        $currentUrl = $_SERVER['REQUEST_URI'] ?? '/';
         $redirectParam = urlencode($currentUrl);
         $target = ($loginPage ?? '/login.php') . '?redirect=' . $redirectParam;
 

includes/config.php

@@ -0,0 +1,8 @@
+<?php
+// PachaFamily Config - Version sans erreur
+if (!defined('ID_ALEX')) {
+    define('ID_ALEX', 2);
+    define('ID_LAIA', 3);
+    define('CURRENCY', '€');
+    define('ZONE_SCOLAIRE', 'C');
+}

includes/db.php

@@ -1,5 +1,7 @@
 <?php
-
+if (file_exists(__DIR__ . '/config.php')) {
+    require_once __DIR__ . '/config.php';
+}
 // Activer erreurs
 ini_set('display_errors', 1);
 ini_set('display_startup_errors', 1);