Add honeypot protection to contact forms

app/Http/Controllers/MarketingController.php

@@ -64,7 +64,6 @@ class MarketingController extends Controller
             'name' => 'required|string|max:255',
             'email' => 'required|email|max:255',
             'message' => 'required|string|max:1000',
-            'nickname' => 'present|size:0',
         ]);
 
         $locale = app()->getLocale();

app/Http/Middleware/HandleInertiaRequests.php

@@ -6,6 +6,7 @@ use App\Support\LocaleConfig;
 use Illuminate\Foundation\Inspiring;
 use Illuminate\Http\Request;
 use Inertia\Middleware;
+use Spatie\Honeypot\Honeypot;
 
 class HandleInertiaRequests extends Middleware
 {
@@ -67,6 +68,7 @@ class HandleInertiaRequests extends Middleware
                 'error' => fn () => $request->session()->get('error'),
                 'verification' => fn () => $request->session()->get('verification'),
             ],
+            'honeypot' => fn () => new Honeypot(config('honeypot')),
         ];
     }
 }

composer.json

@@ -22,6 +22,7 @@
         "minishlink/web-push": "*",
         "sentry/sentry-laravel": "*",
         "simplesoftwareio/simple-qrcode": "^4.2",
+        "spatie/laravel-honeypot": "*",
         "spatie/laravel-translatable": "^6.11",
         "staudenmeir/belongs-to-through": "^2.17",
         "stripe/stripe-php": "*",

composer.lock

@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "5e1d60e650853d6113b01e1adaf49d65",
+    "content-hash": "a4956012b0e374c8f74b61a892e6b984",
     "packages": [
         {
             "name": "anourvalar/eloquent-serialize",
@@ -6804,6 +6804,82 @@
             ],
             "time": "2024-05-17T09:06:10+00:00"
         },
+        {
+            "name": "spatie/laravel-honeypot",
+            "version": "4.6.2",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/spatie/laravel-honeypot.git",
+                "reference": "62ec9dbecd2a17a4e2af62b09675f89813295cac"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/spatie/laravel-honeypot/zipball/62ec9dbecd2a17a4e2af62b09675f89813295cac",
+                "reference": "62ec9dbecd2a17a4e2af62b09675f89813295cac",
+                "shasum": ""
+            },
+            "require": {
+                "illuminate/contracts": "^11.0|^12.0",
+                "illuminate/encryption": "^11.0|^12.0",
+                "illuminate/http": "^11.0|^12.0",
+                "illuminate/support": "^11.0|^12.0",
+                "illuminate/validation": "^11.0|^12.0",
+                "nesbot/carbon": "^2.0|^3.0",
+                "php": "^8.2",
+                "spatie/laravel-package-tools": "^1.9",
+                "symfony/http-foundation": "^7.0|^8.0"
+            },
+            "require-dev": {
+                "livewire/livewire": "^3.0",
+                "orchestra/testbench": "^9.0|^10.0",
+                "pestphp/pest": "^2.0|^3.0|^4.0",
+                "pestphp/pest-plugin-livewire": "^1.0|^2.1|^3.0|^4.0",
+                "spatie/pest-plugin-snapshots": "^1.1|^2.1",
+                "spatie/phpunit-snapshot-assertions": "^4.2|^5.1",
+                "spatie/test-time": "^1.2.1"
+            },
+            "type": "library",
+            "extra": {
+                "laravel": {
+                    "providers": [
+                        "Spatie\\Honeypot\\HoneypotServiceProvider"
+                    ]
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Spatie\\Honeypot\\": "src"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Freek Van der Herten",
+                    "email": "freek@spatie.be",
+                    "homepage": "https://spatie.be",
+                    "role": "Developer"
+                }
+            ],
+            "description": "Preventing spam submitted through forms",
+            "homepage": "https://github.com/spatie/laravel-honeypot",
+            "keywords": [
+                "laravel-honeypot",
+                "spatie"
+            ],
+            "support": {
+                "source": "https://github.com/spatie/laravel-honeypot/tree/4.6.2"
+            },
+            "funding": [
+                {
+                    "url": "https://spatie.be/open-source/support-us",
+                    "type": "custom"
+                }
+            ],
+            "time": "2025-11-28T09:57:48+00:00"
+        },
         {
             "name": "spatie/laravel-package-tools",
             "version": "1.92.7",

resources/js/pages/marketing/Home.tsx

@@ -25,6 +25,20 @@ interface Props {
   packages: Package[];
 }
 
+interface HoneypotPayload {
+  enabled: boolean;
+  nameFieldName: string;
+  validFromFieldName: string;
+  encryptedValidFrom: string;
+}
+
+type ContactFormData = {
+  name: string;
+  email: string;
+  message: string;
+  [key: string]: string;
+};
+
 const heroBulletIcons = [Sparkles, ShieldCheck, Camera];
 const howStepIcons = [QrCode, Smartphone, ShieldCheck];
 
@@ -36,13 +50,24 @@ const Home: React.FC<Props> = ({ packages }) => {
     variant: heroCtaVariant,
     trackClick: trackHeroCtaClick,
   } = useCtaExperiment('home_hero_cta');
-  const { flash } = usePage<{ flash?: { success?: string } }>().props;
+  const { flash, honeypot } = usePage<{ flash?: { success?: string }; honeypot?: HoneypotPayload }>().props;
   const shouldReduceMotion = useReducedMotion();
-  const { data, setData, post, processing, errors, reset } = useForm({
+  const honeypotDefaults = React.useMemo(() => {
+    if (!honeypot?.enabled) {
+      return {};
+    }
+
+    return {
+      [honeypot.nameFieldName]: '',
+      [honeypot.validFromFieldName]: honeypot.encryptedValidFrom,
+    };
+  }, [honeypot?.enabled, honeypot?.encryptedValidFrom, honeypot?.nameFieldName, honeypot?.validFromFieldName]);
+
+  const { data, setData, post, processing, errors, reset } = useForm<ContactFormData>({
     name: '',
     email: '',
     message: '',
-    nickname: '',
+    ...honeypotDefaults,
   });
 
   const viewportOnce = { once: true, amount: 0.25 };
@@ -619,16 +644,26 @@ const Home: React.FC<Props> = ({ packages }) => {
                     </div>
                   </div>
                   <form onSubmit={handleSubmit} className="space-y-6">
+                    {honeypot?.enabled ? (
+                      <div className="hidden" aria-hidden>
                         <input
                           type="text"
-                    name="nickname"
+                          name={honeypot.nameFieldName}
-                    value={data.nickname}
+                          id={honeypot.nameFieldName}
-                  onChange={(event) => setData('nickname', event.target.value)}
+                          value={data[honeypot.nameFieldName] ?? ''}
-                  className="hidden"
+                          onChange={(event) => setData(honeypot.nameFieldName, event.target.value)}
-                  tabIndex={-1}
                           autoComplete="off"
-                  aria-hidden
+                          tabIndex={-1}
                         />
+                        <input
+                          type="text"
+                          name={honeypot.validFromFieldName}
+                          value={data[honeypot.validFromFieldName] ?? honeypot.encryptedValidFrom}
+                          readOnly
+                          tabIndex={-1}
+                        />
+                      </div>
+                    ) : null}
                     <div className="grid gap-4 md:grid-cols-2">
                       <div className="flex flex-col gap-2">
                         <label htmlFor="name" className="text-sm font-semibold text-gray-600 dark:text-gray-200">

resources/js/pages/marketing/Kontakt.tsx

@@ -6,15 +6,40 @@ import MarketingLayout from '@/layouts/mainWebsite';
 import { Loader2, CheckCircle2 } from 'lucide-react';
 import { motion, useReducedMotion } from 'framer-motion';
 
+interface HoneypotPayload {
+  enabled: boolean;
+  nameFieldName: string;
+  validFromFieldName: string;
+  encryptedValidFrom: string;
+}
+
+type ContactFormData = {
+  name: string;
+  email: string;
+  message: string;
+  [key: string]: string;
+};
+
 const Kontakt: React.FC = () => {
-  const { data, setData, post, processing, errors, reset } = useForm({
+  const { honeypot, flash } = usePage<{ flash?: { success?: string }; honeypot?: HoneypotPayload }>().props;
+  const honeypotDefaults = React.useMemo(() => {
+    if (!honeypot?.enabled) {
+      return {};
+    }
+
+    return {
+      [honeypot.nameFieldName]: '',
+      [honeypot.validFromFieldName]: honeypot.encryptedValidFrom,
+    };
+  }, [honeypot?.enabled, honeypot?.encryptedValidFrom, honeypot?.nameFieldName, honeypot?.validFromFieldName]);
+
+  const { data, setData, post, processing, errors, reset } = useForm<ContactFormData>({
     name: '',
     email: '',
     message: '',
-    nickname: '',
+    ...honeypotDefaults,
   });
 
-  const { flash } = usePage<{ flash?: { success?: string } }>().props;
   const { t } = useTranslation('marketing');
   const { localizedPath } = useLocalizedRoutes();
   const shouldReduceMotion = useReducedMotion();
@@ -51,16 +76,26 @@ const Kontakt: React.FC = () => {
             </div>
           )}
           <form key={`kontakt-form-${Object.keys(errors).length}`} onSubmit={handleSubmit} className="space-y-4">
+            {honeypot?.enabled ? (
+              <div className="hidden" aria-hidden>
                 <input
                   type="text"
-              name="nickname"
+                  name={honeypot.nameFieldName}
-              value={data.nickname}
+                  id={honeypot.nameFieldName}
-              onChange={(e) => setData('nickname', e.target.value)}
+                  value={data[honeypot.nameFieldName] ?? ''}
-              className="hidden"
+                  onChange={(event) => setData(honeypot.nameFieldName, event.target.value)}
-              tabIndex={-1}
                   autoComplete="off"
-              aria-hidden
+                  tabIndex={-1}
                 />
+                <input
+                  type="text"
+                  name={honeypot.validFromFieldName}
+                  value={data[honeypot.validFromFieldName] ?? honeypot.encryptedValidFrom}
+                  readOnly
+                  tabIndex={-1}
+                />
+              </div>
+            ) : null}
             <div>
               <label htmlFor="name" className="block text-sm font-medium text-gray-700 dark:text-gray-300 mb-2 font-sans-marketing">{t('kontakt.name')}</label>
               <input

resources/js/pages/marketing/__tests__/Home.render.test.tsx

@@ -31,7 +31,7 @@ vi.mock('@inertiajs/react', () => ({
   Head: () => null,
   Link: ({ children, href }: { children: React.ReactNode; href: string }) => <a href={href}>{children}</a>,
   useForm: () => ({
-    data: { name: '', email: '', message: '', nickname: '' },
+    data: { name: '', email: '', message: '' },
     setData: vi.fn(),
     post: vi.fn(),
     processing: false,

resources/js/pages/marketing/__tests__/Kontakt.render.test.tsx

@@ -37,7 +37,7 @@ vi.mock('@inertiajs/react', () => ({
   Head: () => null,
   Link: ({ children, href }: { children: React.ReactNode; href: string }) => <a href={href}>{children}</a>,
   useForm: () => ({
-    data: { name: '', email: '', message: '', nickname: '' },
+    data: { name: '', email: '', message: '' },
     setData: vi.fn(),
     post: vi.fn(),
     processing: false,

routes/web.php

@@ -25,6 +25,7 @@ use App\Support\LocaleConfig;
 use Illuminate\Http\Request;
 use Illuminate\Support\Facades\Route;
 use Inertia\Inertia;
+use Spatie\Honeypot\ProtectAgainstSpam;
 
 require __DIR__.'/auth.php';
 require __DIR__.'/settings.php';
@@ -88,13 +89,13 @@ Route::prefix('{locale}')
         Route::get('/contact', [MarketingController::class, 'contactView'])
             ->name('marketing.contact');
         Route::post('/contact', [MarketingController::class, 'contact'])
-            ->middleware('throttle:contact-form')
+            ->middleware(['throttle:contact-form', ProtectAgainstSpam::class])
             ->name('marketing.contact.submit');
 
         Route::get('/kontakt', [MarketingController::class, 'contactView'])
             ->name('kontakt');
         Route::post('/kontakt', [MarketingController::class, 'contact'])
-            ->middleware('throttle:contact-form')
+            ->middleware(['throttle:contact-form', ProtectAgainstSpam::class])
             ->name('kontakt.submit');
 
         Route::get('/blog', [MarketingController::class, 'blogIndex'])->name('blog');

tests/Feature/Marketing/ContactFormTest.php

@@ -0,0 +1,57 @@
+<?php
+
+namespace Tests\Feature\Marketing;
+
+use App\Mail\ContactConfirmation;
+use App\Mail\ContactRequest;
+use Illuminate\Support\Facades\Mail;
+use Spatie\Honeypot\EncryptedTime;
+use Spatie\Honeypot\Honeypot;
+use Tests\TestCase;
+
+class ContactFormTest extends TestCase
+{
+    public function test_contact_form_accepts_valid_submission(): void
+    {
+        config(['mail.contact_address' => 'contact@example.com']);
+        Mail::fake();
+
+        $honeypot = new Honeypot(config('honeypot'));
+
+        $response = $this->from('/de/kontakt')->post('/de/kontakt', [
+            'name' => 'Test User',
+            'email' => 'user@example.com',
+            'message' => 'Hello there!',
+            $honeypot->nameFieldName() => '',
+            $honeypot->validFromFieldName() => (string) EncryptedTime::create(now()->subSeconds(5)),
+        ]);
+
+        $response->assertRedirect('/de/kontakt');
+        $response->assertSessionHas('success');
+
+        Mail::assertSent(ContactRequest::class);
+        Mail::assertQueued(ContactConfirmation::class, function (ContactConfirmation $mail) {
+            return $mail->hasTo('user@example.com');
+        });
+    }
+
+    public function test_contact_form_blocks_spam_when_honeypot_filled(): void
+    {
+        Mail::fake();
+
+        $honeypot = new Honeypot(config('honeypot'));
+
+        $response = $this->from('/de/kontakt')->post('/de/kontakt', [
+            'name' => 'Spam Bot',
+            'email' => 'spam@example.com',
+            'message' => 'Spam message',
+            $honeypot->nameFieldName() => 'filled',
+            $honeypot->validFromFieldName() => (string) EncryptedTime::create(now()->subSeconds(5)),
+        ]);
+
+        $response->assertOk();
+        $response->assertContent('');
+
+        Mail::assertNothingSent();
+    }
+}