E-Mail-Adressen: Umlaute im lokalen Teil bei der Eingabe abweisen

Log-Analyse 26.08. (P1-4): Adressen wie "ruediger@..." mit Umlaut im
lokalen Teil lehnt der Mailer ab; Checkout-Bestaetigung und
Abo-Erinnerung scheiterten. Registrierung, Checkout, Kunden- und
Profilformulare pruefen jetzt mit email:filter. Die Abo-Erinnerung
ueberspringt bestehende Adressen dieser Art mit einem Log-Eintrag statt
einer Transport-Exception.

Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>

app/Console/Commands/AboSendExecutionReminder.php

@@ -51,6 +51,18 @@ class AboSendExecutionReminder extends Command
                 continue;
             }
 
+            // Symfony Mailer lehnt Nicht-ASCII im local-part ab. Vorab pruefen, damit
+            // im Log die Adresse statt einer Transport-Exception steht.
+            if (! filter_var($email, FILTER_VALIDATE_EMAIL)) {
+                $skipped++;
+                Log::channel('abo_order')->error('AboSendExecutionReminder: Empfaengeradresse nicht versandfaehig', [
+                    'abo_id' => $abo->id,
+                    'email' => $email,
+                ]);
+
+                continue;
+            }
+
             if ($dryRun) {
                 $sent++;
 

app/Http/Controllers/Api/AuthController.php

@@ -91,7 +91,7 @@ class AuthController extends Controller
    {
        $request->validate([
            'name' => 'required|string',
-           'email' => 'required|string|email|unique:users',
+           'email' => 'required|string|email:filter|unique:users',
            'password' => 'required|string|confirmed'
        ]);
        $user = new User([

app/Http/Controllers/Api/ShoppingUserController.php

@@ -236,7 +236,7 @@ class ShoppingUserController extends Controller
     public function store(Request $request)
     {
         $request->validate([
-            'billing_email' => 'required|string|email',
+            'billing_email' => 'required|string|email:filter',
             'billing_firstname' => 'required|string',
             'billing_lastname' => 'required|string',
             'billing_address' => 'required|string',

app/Http/Controllers/Auth/RegisterController.php

@@ -57,7 +57,7 @@ class RegisterController extends Controller
     {
         return Validator::make($data, [
             'name' => 'required|string|max:255',
-            'email' => 'required|string|email|max:255|unique:users',
+            'email' => 'required|string|email:filter|max:255|unique:users',
             'password' => 'required|string|min:6|confirmed',
         ]);
     }

app/Http/Controllers/CustomerController.php

@@ -133,7 +133,7 @@ class CustomerController extends Controller
                 'billing_salutation' => 'required',
                 'billing_firstname' => 'required',
                 'billing_lastname' => 'required',
-                'billing_email' => 'required|email',
+                'billing_email' => 'required|email:filter',
                 'billing_address' => 'required',
                 'billing_zipcode' => 'required',
                 'billing_city' => 'required',

app/Http/Controllers/LeadController.php

@@ -198,7 +198,7 @@ class LeadController extends Controller
                 'salutation' => 'required',
                 'first_name' => 'required',
                 'last_name' => 'required',
-                'email' => 'required|string|email|max:255|unique:users',
+                'email' => 'required|string|email:filter|max:255|unique:users',
                 'email-confirm' => 'required|same:email',
             ];
         } else {

app/Http/Controllers/User/CustomerController.php

@@ -113,7 +113,7 @@ class CustomerController extends Controller
     {
 
         $rules = [
-            $email => 'required|string|email|max:255|unique:shopping_users,billing_email',
+            $email => 'required|string|email:filter|max:255|unique:shopping_users,billing_email',
         ];
         $messages = [
             'unique' => __('validation.custom.unique_email_client'),
@@ -125,7 +125,7 @@ class CustomerController extends Controller
             return back()->withErrors($validator)->withInput(Request::all());
         }
         $rules = [
-            $email => 'required|string|email|max:255|unique:users,email',
+            $email => 'required|string|email:filter|max:255|unique:users,email',
         ];
         $messages = [
             'unique' => __('validation.custom.unique_email_member'),
@@ -174,7 +174,7 @@ class CustomerController extends Controller
                 'billing_salutation' => 'required',
                 'billing_firstname' => 'required',
                 'billing_lastname' => 'required',
-                'billing_email' => 'required|email',
+                'billing_email' => 'required|email:filter',
                 'billing_address' => 'required',
                 'billing_zipcode' => 'required',
                 'billing_city' => 'required',

app/Http/Controllers/UserUpdateEmailController.php

@@ -36,7 +36,7 @@ class UserUpdateEmailController extends Controller
         $user = Auth::user();
 
         $rules = [
-            'email' => 'required|string|email|max:255|unique:users|confirmed|users_update_email:'.Auth::user()->id,
+            'email' => 'required|string|email:filter|max:255|unique:users|confirmed|users_update_email:'.Auth::user()->id,
             // 'email-confirm' => 'required|same:email',
         ];
 
@@ -88,7 +88,7 @@ class UserUpdateEmailController extends Controller
         ];
 
         $rules = [
-            'email' => 'required|string|email|max:255|unique:users|confirmed|users_update_email:'.$user->id,
+            'email' => 'required|string|email:filter|max:255|unique:users|confirmed|users_update_email:'.$user->id,
             // 'email-confirm' => 'required|same:email',
         ];
 

app/Http/Controllers/Web/CheckoutController.php

@@ -265,7 +265,7 @@ class CheckoutController extends Controller
             'billing_salutation' => 'required',
             'billing_firstname' => 'required',
             'billing_lastname' => 'required',
-            'billing_email' => 'required|email',
+            'billing_email' => 'required|email:filter',
             'billing_address' => 'required',
             'billing_zipcode' => 'required',
             'billing_city' => 'required',

app/Http/Controllers/Web/RegisterController.php

@@ -82,7 +82,7 @@ class RegisterController extends Controller
             'salutation' => 'required',
             'first_name' => 'required',
             'last_name' => 'required',
-            'email' => 'required|string|email|max:255|unique:users',
+            'email' => 'required|string|email:filter|max:255|unique:users',
             'email-confirm' => 'required|same:email',
             'password' => 'required|string|min:6|confirmed',
             'password_confirmation' => 'required|string|min:6',