X-Git-Url: http://source.bookstackapp.com/bookstack/blobdiff_plain/0155525945bb030ae2265279dca8014c8cdcb2af..refs/pull/3039/head:/app/helpers.php

diff --git a/app/helpers.php b/app/helpers.php
index 618c71bee..9edc22c40 100644
--- a/app/helpers.php
+++ b/app/helpers.php
@@ -99,13 +99,15 @@ function setting(string $key = null, $default = null)
 
 /**
  * Get a path to a theme resource.
+ * Returns null if a theme is not configured and
+ * therefore a full path is not available for use.
  */
-function theme_path(string $path = ''): string
+function theme_path(string $path = ''): ?string
 {
     $theme = config('view.theme');
 
     if (!$theme) {
-        return '';
+        return null;
     }
 
     return base_path('themes/' . $theme . ($path ? DIRECTORY_SEPARATOR . $path : $path));