From 910c890410b6392e13e38adebd023d124e4744f4 Mon Sep 17 00:00:00 2001
From: David Goodwin <david@codepoets.co.uk>
Date: Sun, 4 Dec 2022 19:44:17 +0000
Subject: [PATCH] psalm fixes

---
 functions.inc.php | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/functions.inc.php b/functions.inc.php
index 9064f259..7c81564b 100644
--- a/functions.inc.php
+++ b/functions.inc.php
@@ -400,6 +400,10 @@ function safeserver($param, $default = "") {
     if (isset($_SERVER[$param])) {
         $retval = $_SERVER[$param];
     }
+
+    if (!is_string($retval)) {
+        throw new \InvalidArgumentException("\%_SERVER should only contain string value(s)");
+    }
     return $retval;
 }
 
@@ -412,7 +416,7 @@ function safeserver($param, $default = "") {
  */
 function safecookie($param, $default = "") {
     $retval = $default;
-    if (isset($_COOKIE[$param]) && is_string($_COOKIE[$param])) {
+    if (isset($_COOKIE[$param])) {
         $retval = $_COOKIE[$param];
     }
     return $retval;