From ecb7ae13497837ff79e20520f4f568f992ae5e47 Mon Sep 17 00:00:00 2001
From: Kieffer Navarro <kieffer.navarro@gmail.com>
Date: Thu, 13 Oct 2022 09:21:16 +0800
Subject: [PATCH] pathinfo php8.1 null check

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

diff --git a/src/FileAttachmentField.php b/src/FileAttachmentField.php
index ddea293..5725ce8 100644
--- a/src/FileAttachmentField.php
+++ b/src/FileAttachmentField.php
@@ -1298,7 +1298,7 @@ public function getFileClass($filename = null)
         $name = $this->getName();
         $record = $this->getRecord();
 
-        $ext = pathinfo($filename, PATHINFO_EXTENSION);
+        $ext = pathinfo($filename ?? '', PATHINFO_EXTENSION);
         $defaultClass = File::get_class_for_file_extension($ext);
 
         if(empty($name) || empty($record)) {