From 7808a5961f810bfb3ef3431d3a31136578d0dd1d Mon Sep 17 00:00:00 2001
From: Jan-Hendrik Willms <tleilax+studip@gmail.com>
Date: Thu, 16 Feb 2023 10:38:50 +0000
Subject: [PATCH] prevent warning in StudipCoreFormat, fixes #2174
Closes #2174
Merge request studip/studip!1402
---
lib/classes/StudipCoreFormat.php | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/lib/classes/StudipCoreFormat.php b/lib/classes/StudipCoreFormat.php
index 871f5fa2851..b6562527df5 100644
--- a/lib/classes/StudipCoreFormat.php
+++ b/lib/classes/StudipCoreFormat.php
@@ -473,7 +473,7 @@ class StudipCoreFormat extends TextFormat
*/
protected static function markupQuote($markup, $matches, $contents)
{
- if (mb_strlen($matches[1]) > 1) {
+ if (isset($matches[1]) && mb_strlen($matches[1]) > 1) {
$title = sprintf(_('%s hat geschrieben:'), $markup->format(mb_substr($matches[1], 1)));
return sprintf('<blockquote><div class="author">%s</div>%s</blockquote>',
$title, trim($contents));
--
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