Added 2FA with U2F keys.

src/Entity/UserSystem/U2FKey.php

@@ -24,6 +24,7 @@ namespace App\Entity\UserSystem;
 
 use App\Entity\Base\TimestampTrait;
 use Doctrine\ORM\Mapping as ORM;
+use R\U2FTwoFactorBundle\Model\U2F\TwoFactorInterface;
 use R\U2FTwoFactorBundle\Model\U2F\TwoFactorKeyInterface;
 use u2flib_server\Registration;
 
@@ -49,25 +50,25 @@ class U2FKey implements TwoFactorKeyInterface
      * @ORM\Column(type="string")
      * @var string
      **/
-    protected $keyHandle;
+    public $keyHandle;
 
     /**
      * @ORM\Column(type="string")
      * @var string
      **/
-    protected $publicKey;
+    public $publicKey;
 
     /**
      * @ORM\Column(type="text")
      * @var string
      **/
-    protected $certificate;
+    public $certificate;
 
     /**
      * @ORM\Column(type="string")
      * @var int
      **/
-    protected $counter;
+    public $counter;
 
     /**
      * @ORM\ManyToOne(targetEntity="App\Entity\UserSystem\User", inversedBy="u2fKeys")
@@ -150,4 +151,24 @@ class U2FKey implements TwoFactorKeyInterface
     {
         $this->name = $name;
     }
+
+    /**
+     * Gets the user, this U2F key belongs to.
+     * @return User
+     */
+    public function getUser() : User
+    {
+        return $this->user;
+    }
+
+    /**
+     * Sets the user this U2F key belongs to.
+     * @param  TwoFactorInterface  $new_user
+     * @return $this
+     */
+    public function setUser(TwoFactorInterface $new_user) : self
+    {
+        $this->user = $new_user;
+        return $this;
+    }
 }

src/EventSubscriber/U2FRegistrationSubscriber.php

@@ -0,0 +1,55 @@
+<?php
+
+
+namespace App\EventSubscriber;
+
+
+use App\Entity\UserSystem\U2FKey;
+use Doctrine\ORM\EntityManagerInterface;
+use R\U2FTwoFactorBundle\Event\RegisterEvent;
+use Symfony\Component\EventDispatcher\EventSubscriberInterface;
+use Symfony\Component\HttpFoundation\RedirectResponse;
+use Symfony\Component\Routing\Generator\UrlGeneratorInterface;
+
+class U2FRegistrationSubscriber implements EventSubscriberInterface
+{
+    /** @var UrlGeneratorInterface */
+    private $router;
+
+    protected $em;
+
+    public function __construct(UrlGeneratorInterface $router, EntityManagerInterface $entityManager)
+    {
+        $this->router = $router;
+        $this->em = $entityManager;
+    }
+
+    // ..
+
+    /** @return string[] **/
+    public static function getSubscribedEvents(): array
+    {
+        return array(
+            'r_u2f_two_factor.register' => 'onRegister',
+        );
+    }
+
+    public function onRegister(RegisterEvent $event): void
+    {
+        $user = $event->getUser();
+        $registration = $event->getRegistration();
+        $newKey = new U2FKey();
+        $newKey->fromRegistrationData($registration);
+        $newKey->setUser($user);
+        $newKey->setName($event->getKeyName());
+
+        // persist the new key
+        $this->em->persist($newKey);
+        $this->em->flush();
+
+        // generate new response, here we redirect the user to the fos user
+        // profile
+        $response = new RedirectResponse($this->router->generate('user_settings'));
+        $event->setResponse($response);
+    }
+}