feat(altcha): add altcha validation layer to login

src/Altcha/Form/AltchaModel.php

@@ -0,0 +1,39 @@
+<?php
+
+namespace App\Altcha\Form;
+
+use Symfony\Component\Validator\Constraints as Assert;
+
+class AltchaModel
+{
+    /**
+     * @Assert\NotBlank()
+     * @Assert\Regex("/^(SHA-1|SHA-256|SHA-512)$/")
+     */
+    public string $algorithm;
+
+    /**
+     * @Assert\NotBlank()
+     */
+    public string $challenge;
+
+    /**
+     * @Assert\NotBlank()
+     */
+    public string $salt;
+
+    /**
+     * @Assert\NotBlank()
+     */
+    public int $number;
+
+    /**
+     * @Assert\NotBlank()
+     */
+    public string $signature;
+
+    /**
+     * @Assert\NotBlank()
+     */
+    public int $took;
+}

src/Altcha/Form/AltchaType.php

@@ -0,0 +1,81 @@
+<?php
+
+namespace App\Altcha\Form;
+
+use App\Altcha\AltchaTransformer;
+use App\Altcha\AltchaValidator;
+use Symfony\Component\Form\AbstractType;
+use Symfony\Component\Form\Extension\Core\Type\TextType;
+use Symfony\Component\Form\FormBuilderInterface;
+use Symfony\Component\Form\FormEvents;
+use Symfony\Component\Form\FormInterface;
+use Symfony\Component\Form\FormView;
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\Contracts\HttpClient\HttpClientInterface;
+use Symfony\Contracts\Translation\TranslatorInterface;
+
+class AltchaType extends AbstractType
+{
+    public function __construct(
+        private readonly string $altchaHost,
+        private readonly string $altchaBaseUrl,
+        private readonly string $altchaDebug,
+        private readonly string $altchaWorkers,
+        private readonly string $altchaDelay,
+        private readonly string $altchaMockError,
+        private readonly AltchaValidator $altchaValidator,
+        private readonly HttpClientInterface $httpClient,
+        private readonly TranslatorInterface $translator
+    ) {
+    }
+
+    public function buildForm(FormBuilderInterface $builder, array $options): void
+    {
+        $builder->addModelTransformer(new AltchaTransformer());
+
+        $builder->addEventListener(FormEvents::POST_SUBMIT, [$this->altchaValidator, 'validate']);
+    }
+
+    public function buildView(FormView $view, FormInterface $form, array $options)
+    {
+        $translations = [
+            'label' => $this->translator->trans('altcha.widget.label', [], 'form'),
+            'verified' => $this->translator->trans('altcha.widget.verified', [], 'form'),
+            'verifying' => $this->translator->trans('altcha.widget.verifying', [], 'form'),
+            'waitAlert' => $this->translator->trans('altcha.widget.waitalert', [], 'form'),
+            'error' => $this->translator->trans('altcha.widget.error', [], 'form'),
+            'expired' => $this->translator->trans('altcha.widget.expired', [], 'form'),
+        ];
+        $view->vars['translations'] = json_encode($translations);
+        $view->vars['challengeJson'] = $this->requestChallenge();
+        $view->vars['debug'] = $this->altchaDebug;
+        $view->vars['workers'] = $this->altchaWorkers;
+        $view->vars['delay'] = $this->altchaDelay;
+        $view->vars['mockError'] = $this->altchaMockError;
+    }
+
+    private function requestChallenge(): string
+    {
+        $resp = $this->httpClient->request('GET', $this->altchaHost.$this->altchaBaseUrl.'/request');
+        if (Response::HTTP_OK === $resp->getStatusCode()) {
+            return $resp->getContent();
+        }
+
+        return '';
+    }
+
+    public function getParent(): string
+    {
+        return TextType::class;
+    }
+
+    public function getName(): string
+    {
+        return $this->getBlockPrefix();
+    }
+
+    public function getBlockPrefix(): string
+    {
+        return 'altcha';
+    }
+}