1 files changed, 56 insertions, 0 deletions
diff --git a/src/Helpers/Authenticator.php b/src/Helpers/Authenticator.php
new file mode 100644
index 00000000..eee7b965
--- /dev/null
+++ b/src/Helpers/Authenticator.php
@@ -0,0 +1,56 @@
+<?php
+
+namespace Engelsystem\Helpers;
+
+use Engelsystem\Models\BaseModel;
+use Engelsystem\Models\User\User;
+use Engelsystem\Models\User\User as UserRepository;
+use Symfony\Component\HttpFoundation\Session\Session;
+
+class Authenticator
+{
+    /** @var UserRepository */
+    protected $user = null;
+
+    /** @var Session */
+    protected $session;
+
+    /** @var BaseModel */
+    protected $userRepository;
+
+    /**
+     * @param Session        $session
+     * @param UserRepository $userRepository
+     */
+    public function __construct(Session $session, UserRepository $userRepository)
+    {
+        $this->session = $session;
+        $this->userRepository = $userRepository;
+    }
+
+    /**
+     * @return User|null
+     */
+    public function user()
+    {
+        if ($this->user) {
+            return $this->user;
+        }
+
+        $userId = $this->session->get('uid');
+        if (!$userId) {
+            return null;
+        }
+
+        $user = $this
+            ->userRepository
+            ->find($userId);
+        if (!$user) {
+            return null;
+        }
+
+        $this->user = $user;
+
+        return $user;
+    }
+}