1 files changed, 75 insertions, 0 deletions
diff --git a/SecurityContext.php b/SecurityContext.php
new file mode 100644
index 0000000..32f1962
--- /dev/null
+++ b/SecurityContext.php
@@ -0,0 +1,75 @@
+<?php
+
+namespace Symfony\Component\Security;
+
+use Symfony\Component\Security\Authentication\Token\TokenInterface;
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien.potencier@symfony-project.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * SecurityContext is the main entry point of the Security component.
+ *
+ * It gives access to the token representing the current user authentication.
+ *
+ * @author Fabien Potencier <fabien.potencier@symfony-project.com>
+ */
+class SecurityContext
+{
+    const ACCESS_DENIED_ERROR  = '_security.403_error';
+    const AUTHENTICATION_ERROR = '_security.last_error';
+    const LAST_USERNAME        = '_security.last_username';
+
+    protected $token;
+    protected $accessDecisionManager;
+
+    public function __construct($accessDecisionManager = null)
+    {
+        $this->accessDecisionManager = $accessDecisionManager;
+    }
+
+    protected function getUser()
+    {
+        return null === $this->token ? null : $this->token->getUser();
+    }
+
+    public function vote($attributes, $object = null)
+    {
+        if (null === $this->token || null === $this->accessDecisionManager) {
+            return false;
+        }
+
+        return $this->accessDecisionManager->decide($this->token, (array) $attributes, $object);
+    }
+
+    public function isAuthenticated()
+    {
+        return null === $this->token ? false : $this->token->isAuthenticated();
+    }
+
+    /**
+     * Gets the currently authenticated token.
+     *
+     * @return TokenInterface|null A TokenInterface instance or null if no authentication information is available
+     */
+    function getToken()
+    {
+        return $this->token;
+    }
+
+    /**
+     * Sets the currently authenticated token.
+     *
+     * @param TokenInterface $token A TokenInterface token, or null if no further authentication information should be stored
+     */
+    function setToken(TokenInterface $token = null)
+    {
+        $this->token = $token;
+    }
+}