From 74311f4feb482b370c945923e049e2aa4fe68ee9 Mon Sep 17 00:00:00 2001
From: Andras Bacsai <andras.bacsai@gmail.com>
Date: Tue, 3 Dec 2024 15:39:24 +0100
Subject: [PATCH] Refactor string concatenation and update function signatures
 for improved readability and null handling in shared helper functions

---
 bootstrap/helpers/shared.php | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/bootstrap/helpers/shared.php b/bootstrap/helpers/shared.php
index d64b5ab6e..a3ef93dfc 100644
--- a/bootstrap/helpers/shared.php
+++ b/bootstrap/helpers/shared.php
@@ -90,8 +90,11 @@ function metrics_dir(): string
     return base_configuration_dir().'/metrics';
 }
 
-function sanitize_string(string $input): string
+function sanitize_string(?string $input = null): ?string
 {
+    if (is_null($input)) {
+        return null;
+    }
     // Remove any HTML/PHP tags
     $sanitized = strip_tags($input);