From e2187874dea5c15eeb063758d42f0987ceeed759 Mon Sep 17 00:00:00 2001
From: Coleman Watts <coleman@civicrm.org>
Date: Tue, 15 Nov 2022 17:08:11 -0500
Subject: [PATCH] Fix php notice

preg_replace(): Passing null to parameter #3 () of type array|string is deprecated
---
 ext/afform/core/Civi/Afform/Tokens.php | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/ext/afform/core/Civi/Afform/Tokens.php b/ext/afform/core/Civi/Afform/Tokens.php
index bc12d8477a7b..7d291791e4b9 100644
--- a/ext/afform/core/Civi/Afform/Tokens.php
+++ b/ext/afform/core/Civi/Afform/Tokens.php
@@ -32,7 +32,9 @@ class Tokens {
    */
   public static function applyCkeditorWorkaround(GenericHookEvent $e) {
     foreach (array_keys($e->content) as $field) {
-      $e->content[$field] = preg_replace(';https?://(\{afform.*Url\});', '$1', $e->content[$field]);
+      if (is_string($e->content[$field])) {
+        $e->content[$field] = preg_replace(';https?://(\{afform.*Url\});', '$1', $e->content[$field]);
+      }
     }
   }