load translations before comparing i18n field contents in SimpleORMap::isFieldDirty(), fixes #4864

Closes #4864

Merge request studip/studip!3643

1 files changed, 8 insertions, 0 deletions

diff --git a/lib/classes/SimpleORMap.php b/lib/classes/SimpleORMap.php
index d2cbcdc..f3993c2 100644
--- a/lib/classes/SimpleORMap.php
+++ b/lib/classes/SimpleORMap.php
@@ -2233,6 +2233,14 @@ class SimpleORMap implements ArrayAccess, Countable, IteratorAggregate
         if ($this->content[$field] === null || $this->content_db[$field] === null) {
             return $this->content[$field] !== $this->content_db[$field];
         } else if ($this->content[$field] instanceof I18NString || $this->content_db[$field] instanceof I18NString) {
+            // Trigger loading of translations
+            if ($this->content[$field] instanceof I18NString) {
+                $this->content[$field]->toArray();
+            }
+            if ($this->content_db[$field] instanceof I18NString) {
+                $this->content_db[$field]->toArray();
+            }
+
             return $this->content[$field] != $this->content_db[$field];
         } else {
             return (string)$this->content[$field] !== (string)$this->content_db[$field];