验证码已失效

app/Domains/Captcha/Services/CaptchaService.php

@@ -7,7 +7,9 @@ use Illuminate\Support\Str;
 use Illuminate\Config\Repository;
 use Intervention\Image\ImageManager;
 use Illuminate\Filesystem\Filesystem;
+use Illuminate\Support\Facades\Cache;
 use Illuminate\Support\Facades\Crypt;
+use App\Exceptions\NotAllowedException;
 use Illuminate\Session\Store as Session;
 use Illuminate\Hashing\BcryptHasher as Hasher;
 
@@ -381,7 +383,13 @@ class CaptchaService
      */
     public function check($value, $key)
     {
-        return $this->hasher->check($value, $key);
+        if ($result = $this->hasher->check($value, $key)) {
+            if (!Cache::add('captcha:'. $key, 1, 30)) {
+                throw new NotAllowedException('验证码已失效, 请重新获取');
+            }
+        }
+
+        return $result;
     }
 
     /**