From 9a5ca231bfdaaeaea59fd1e36bc312668fb7df39 Mon Sep 17 00:00:00 2001
From: Leon Klingele <leon@struktur.de>
Date: Wed, 6 Mar 2019 13:10:18 +0100
Subject: [PATCH] lib/private/User: do not change user properties if value has
not changed
---
lib/private/User/User.php | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/lib/private/User/User.php b/lib/private/User/User.php
index 0d12eb494ec..12af787a5a6 100644
--- a/lib/private/User/User.php
+++ b/lib/private/User/User.php
@@ -139,7 +139,7 @@ class User implements IUser {
public function setDisplayName($displayName) {
$displayName = trim($displayName);
$oldDisplayName = $this->getDisplayName();
- if ($this->backend->implementsActions(Backend::SET_DISPLAYNAME) && !empty($displayName)) {
+ if ($this->backend->implementsActions(Backend::SET_DISPLAYNAME) && !empty($displayName) && $displayName !== $oldDisplayName) {
$result = $this->backend->setDisplayName($this->uid, $displayName);
if ($result) {
$this->displayName = $displayName;
--
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