N°8771 - Add Symfony form component to iTop core (#760)

- Add Symfony Form Component
- Add Symfony CSRF security component
- Add iTop default form template
- Add Twig debug extension to Twig Environment
- Add iTop abstract controller facility to get form builder
- Add Twig filter to make trans an alias of dict_s filter

lib/symfony/security-core/Authentication/RememberMe/CacheTokenVerifier.php

@@ -0,0 +1,69 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Security\Core\Authentication\RememberMe;
+
+use Psr\Cache\CacheItemPoolInterface;
+
+/**
+ * @author Jordi Boggiano <j.boggiano@seld.be>
+ */
+class CacheTokenVerifier implements TokenVerifierInterface
+{
+    private CacheItemPoolInterface $cache;
+    private int $outdatedTokenTtl;
+    private string $cacheKeyPrefix;
+
+    /**
+     * @param int $outdatedTokenTtl How long the outdated token should still be considered valid. Defaults
+     *                              to 60, which matches how often the PersistentRememberMeHandler will at
+     *                              most refresh tokens. Increasing to more than that is not recommended,
+     *                              but you may use a lower value.
+     */
+    public function __construct(CacheItemPoolInterface $cache, int $outdatedTokenTtl = 60, string $cacheKeyPrefix = 'rememberme-stale-')
+    {
+        $this->cache = $cache;
+        $this->outdatedTokenTtl = $outdatedTokenTtl;
+        $this->cacheKeyPrefix = $cacheKeyPrefix;
+    }
+
+    public function verifyToken(PersistentTokenInterface $token, #[\SensitiveParameter] string $tokenValue): bool
+    {
+        if (hash_equals($token->getTokenValue(), $tokenValue)) {
+            return true;
+        }
+
+        $cacheKey = $this->getCacheKey($token);
+        $item = $this->cache->getItem($cacheKey);
+        if (!$item->isHit()) {
+            return false;
+        }
+
+        $outdatedToken = $item->get();
+
+        return hash_equals($outdatedToken, $tokenValue);
+    }
+
+    public function updateExistingToken(PersistentTokenInterface $token, #[\SensitiveParameter] string $tokenValue, \DateTimeInterface $lastUsed): void
+    {
+        // When a token gets updated, persist the outdated token for $outdatedTokenTtl seconds so we can
+        // still accept it as valid in verifyToken
+        $item = $this->cache->getItem($this->getCacheKey($token));
+        $item->set($token->getTokenValue());
+        $item->expiresAfter($this->outdatedTokenTtl);
+        $this->cache->save($item);
+    }
+
+    private function getCacheKey(PersistentTokenInterface $token): string
+    {
+        return $this->cacheKeyPrefix.rawurlencode($token->getSeries());
+    }
+}