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/Authorization/ExpressionLanguageProvider.php

@@ -0,0 +1,36 @@
+<?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\Authorization;
+
+use Symfony\Component\ExpressionLanguage\ExpressionFunction;
+use Symfony\Component\ExpressionLanguage\ExpressionFunctionProviderInterface;
+
+/**
+ * Define some ExpressionLanguage functions.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class ExpressionLanguageProvider implements ExpressionFunctionProviderInterface
+{
+    public function getFunctions(): array
+    {
+        return [
+            new ExpressionFunction('is_authenticated', fn () => '$auth_checker->isGranted("IS_AUTHENTICATED")', fn (array $variables) => $variables['auth_checker']->isGranted('IS_AUTHENTICATED')),
+
+            new ExpressionFunction('is_fully_authenticated', fn () => '$token && $auth_checker->isGranted("IS_AUTHENTICATED_FULLY")', fn (array $variables) => $variables['token'] && $variables['auth_checker']->isGranted('IS_AUTHENTICATED_FULLY')),
+
+            new ExpressionFunction('is_granted', fn ($attributes, $object = 'null') => \sprintf('$auth_checker->isGranted(%s, %s)', $attributes, $object), fn (array $variables, $attributes, $object = null) => $variables['auth_checker']->isGranted($attributes, $object)),
+
+            new ExpressionFunction('is_remember_me', fn () => '$token && $auth_checker->isGranted("IS_REMEMBERED")', fn (array $variables) => $variables['token'] && $variables['auth_checker']->isGranted('IS_REMEMBERED')),
+        ];
+    }
+}