diff --git a/includes/helper/legacy_helper.php b/includes/helper/legacy_helper.php
new file mode 100644
index 00000000..ca70ad0e
--- /dev/null
+++ b/includes/helper/legacy_helper.php
@@ -0,0 +1,33 @@
+<?php
+
+declare(strict_types=1);
+
+use Engelsystem\Renderer\Twig\Extensions\Globals;
+
+/**
+ * @return int
+ */
+function theme_id(): int
+{
+    /** @var Globals $globals */
+    $globals = app(Globals::class);
+    $globals = $globals->getGlobals();
+    return $globals['themeId'];
+}
+
+/**
+ * @return array
+ */
+function theme(): array
+{
+    $theme_id = theme_id();
+    return config('themes')[$theme_id];
+}
+
+/**
+ * @return string
+ */
+function theme_type(): string
+{
+    return theme()['type'];
+}
diff --git a/includes/includes.php b/includes/includes.php
index 061619dd..b94ef70d 100644
--- a/includes/includes.php
+++ b/includes/includes.php
@@ -57,6 +57,7 @@ $includeFiles = [
     __DIR__ . '/../includes/controller/user_worklog_controller.php',
 
     __DIR__ . '/../includes/helper/graph_helper.php',
+    __DIR__ . '/../includes/helper/legacy_helper.php',
     __DIR__ . '/../includes/helper/message_helper.php',
     __DIR__ . '/../includes/helper/email_helper.php',