1 files changed, 57 insertions, 0 deletions
diff --git a/Core/Authorization/ExpressionLanguage.php b/Core/Authorization/ExpressionLanguage.php
new file mode 100644
index 0000000..bdb3371
--- /dev/null
+++ b/Core/Authorization/ExpressionLanguage.php
@@ -0,0 +1,57 @@
+<?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\ExpressionLanguage as BaseExpressionLanguage;
+
+/**
+ * Adds some function to the default ExpressionLanguage.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class ExpressionLanguage extends BaseExpressionLanguage
+{
+    protected function registerFunctions()
+    {
+        parent::registerFunctions();
+
+        $this->addFunction('is_anonymous', function () {
+            return '$trust_resolver->isAnonymous($token)';
+        }, function (array $variables) {
+            return $variables['trust_resolver']->isAnonymous($variables['token']);
+        });
+
+        $this->addFunction('is_authenticated', function () {
+            return '!$trust_resolver->isAnonymous($token)';
+        }, function (array $variables) {
+            return !$variables['trust_resolver']->isAnonymous($variables['token']);
+        });
+
+        $this->addFunction('is_fully_authenticated', function () {
+            return '!$trust_resolver->isFullFledge($token)';
+        }, function (array $variables) {
+            return !$variables['trust_resolver']->isFullFledge($variables['token']);
+        });
+
+        $this->addFunction('is_remember_me', function () {
+            return '!$trust_resolver->isRememberMe($token)';
+        }, function (array $variables) {
+            return !$variables['trust_resolver']->isRememberMe($variables['token']);
+        });
+
+        $this->addFunction('has_role', function ($role) {
+            return sprintf('in_array(%s, $roles)', $role);
+        }, function (array $variables, $role) {
+            return in_array($role, $variables['roles']);
+        });
+    }
+}