From cd962280ce9af71e35d64248f85d4fe4b6cf7db5 Mon Sep 17 00:00:00 2001
From: Darek Krzysztofiak <pandarek@onet.pl>
Date: Fri, 3 Dec 2021 17:13:52 +0100
Subject: [PATCH] Fix for php 8.0 (#687)

* Fix PHP 8.0
$parts must be an array, because the argument for count() must be countable, mb_split() returns an array or a boolean.
---
 libs/plugins/shared.mb_str_replace.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libs/plugins/shared.mb_str_replace.php b/libs/plugins/shared.mb_str_replace.php
index 206cf9ea6..226d9035d 100644
--- a/libs/plugins/shared.mb_str_replace.php
+++ b/libs/plugins/shared.mb_str_replace.php
@@ -44,7 +44,7 @@ function smarty_mb_str_replace($search, $replace, $subject, &$count = 0)
                 }
             }
         } else {
-            $parts = mb_split(preg_quote($search), $subject);
+            $parts = mb_split(preg_quote($search), $subject) ?: array();
             $count = count($parts) - 1;
             $subject = implode($replace, $parts);
         }