From df12c9edfa6447cc32cd079d84d05a0eaa80961d Mon Sep 17 00:00:00 2001
From: LABCAT <shane.watters.nz@gmail.com>
Date: Mon, 27 Feb 2023 13:03:29 +1300
Subject: [PATCH] Fixing "string is deprecated" warning in PHP8

---
 src/Extension/EditableFileField_AllowedTypeExtension.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Extension/EditableFileField_AllowedTypeExtension.php b/src/Extension/EditableFileField_AllowedTypeExtension.php
index adca839..f44726f 100644
--- a/src/Extension/EditableFileField_AllowedTypeExtension.php
+++ b/src/Extension/EditableFileField_AllowedTypeExtension.php
@@ -29,7 +29,7 @@ public function updateCMSFields(FieldList $fields)
     */
     public function getAllowedExtensionArray()
     {
-        $extensions = preg_replace('/[\s+|.+]/', '', strtolower($this->owner->AllowedExtensions));
+        $extensions = preg_replace('/[\s+|.+]/', '', strtolower($this->owner->AllowedExtensions ?? ''));
         if (!$extensions) {
             return null;
         }