From d590df9a72eb842813dff45d24d2698698a6f958 Mon Sep 17 00:00:00 2001
From: Marek Bachmann <marek.bachmann@comtec.eecs.uni-kassel.de>
Date: Wed, 7 Dec 2022 18:50:16 +0100
Subject: [PATCH] set character encoding to utf-8 for parsing rendered-html

---
 src/Model/Item.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/Model/Item.php b/src/Model/Item.php
index 767c41acf..e7bf057b4 100644
--- a/src/Model/Item.php
+++ b/src/Model/Item.php
@@ -3143,9 +3143,9 @@ class Item
 	 */
 	private function cutAttachedImages($rendered_html)
 	{
-		$doc = new DOMDocument();
+		$doc = new DOMDocument('1.0', 'UTF-8');
 		libxml_use_internal_errors(true);
-		$doc->loadHTML($rendered_html);
+		$doc->loadHTML(mb_convert_encoding($rendered_html, 'html-entities', 'utf-8'));
 		libxml_clear_errors();
 
 		$root = $doc->getElementsByTagName("p")[0];