Added an basic form to add Google Authenticator.

src/Form/TFASettingsType.php

@@ -0,0 +1,42 @@
+<?php
+
+
+namespace App\Form;
+
+
+use App\Entity\UserSystem\User;
+use App\Validator\Constraints\ValidGoogleAuthCode;
+use Symfony\Component\Form\AbstractType;
+use Symfony\Component\Form\Extension\Core\Type\HiddenType;
+use Symfony\Component\Form\Extension\Core\Type\ResetType;
+use Symfony\Component\Form\Extension\Core\Type\SubmitType;
+use Symfony\Component\Form\Extension\Core\Type\TextType;
+use Symfony\Component\Form\FormBuilderInterface;
+use Symfony\Component\OptionsResolver\OptionsResolver;
+
+class TFASettingsType extends AbstractType
+{
+    public function buildForm(FormBuilderInterface $builder, array $options)
+    {
+        $builder->add('google_confirmation', TextType::class, [
+            'mapped' => false,
+            'attr' => ['maxlength' => '6', 'minlength' => '6', 'pattern' => '\d*'],
+            'constraints' => [new ValidGoogleAuthCode()]
+        ]);
+
+        $builder->add('googleAuthenticatorSecret', HiddenType::class,[
+            'disabled' => false,
+        ]);
+
+
+        $builder->add('submit', SubmitType::class);
+        $builder->add('cancel', ResetType::class);
+    }
+
+    public function configureOptions(OptionsResolver $resolver)
+    {
+        $resolver->setDefaults([
+                                   'data_class' => User::class,
+                               ]);
+    }
+}