new updates

app/Http/Requests/StoreContactMessageRequest.php

@@ -3,9 +3,13 @@
 namespace App\Http\Requests;
 
 use Illuminate\Foundation\Http\FormRequest;
+use Illuminate\Support\Str;
+use Illuminate\Validation\Validator;
 
 class StoreContactMessageRequest extends FormRequest
 {
+    private const MIN_SUBMIT_SECONDS = 3;
+
     public function authorize(): bool
     {
         return true;
@@ -17,6 +21,52 @@ class StoreContactMessageRequest extends FormRequest
             'name' => ['required', 'string', 'max:255'],
             'email' => ['required', 'email', 'max:255'],
             'message' => ['required', 'string', 'max:2000'],
+            'website' => ['nullable', 'string', 'max:0'],
+        ];
+    }
+
+    public function after(): array
+    {
+        return [function (Validator $validator): void {
+            if ($this->submittedTooQuickly()) {
+                $validator->errors()->add('form', 'Please wait a moment and try again.');
+            }
+
+            if ($this->containsSpamLinks()) {
+                $validator->errors()->add('message', 'Please remove promotional links and try again.');
+            }
+
+            if ($this->nameContainsUrl()) {
+                $validator->errors()->add('name', 'Please enter a valid name.');
+            }
+        }];
+    }
+
+    private function submittedTooQuickly(): bool
+    {
+        $startedAt = (int) $this->session()->get('contact_form_started_at', 0);
+
+        if ($startedAt <= 0) {
+            return true;
+        }
+
+        return now()->timestamp - $startedAt < self::MIN_SUBMIT_SECONDS;
+    }
+
+    private function containsSpamLinks(): bool
+    {
+        return preg_match_all('/https?:\/\/|www\./i', (string) $this->input('message', '')) > 1;
+    }
+
+    private function nameContainsUrl(): bool
+    {
+        return Str::contains(Str::lower((string) $this->input('name', '')), ['http://', 'https://', 'www.']);
+    }
+
+    public function messages(): array
+    {
+        return [
+            'website.max' => 'Please leave this field empty.',
         ];
     }
 }