3 files changed, 5 insertions, 8 deletions
diff --git a/vendor/sabre/dav/lib/DAV/CorePlugin.php b/vendor/sabre/dav/lib/DAV/CorePlugin.php
index dbd8976b1..74350c28d 100644
--- a/vendor/sabre/dav/lib/DAV/CorePlugin.php
+++ b/vendor/sabre/dav/lib/DAV/CorePlugin.php
@@ -645,10 +645,6 @@ class CorePlugin extends ServerPlugin
         if (!$this->server->emit('beforeBind', [$copyInfo['destination']])) {
             return false;
         }
-        if (!$this->server->emit('beforeCopy', [$path, $copyInfo['destination']])) {
-            return false;
-        }
-
         if ($copyInfo['destinationExists']) {
             if (!$this->server->emit('beforeUnbind', [$copyInfo['destination']])) {
                 return false;
@@ -657,7 +653,6 @@ class CorePlugin extends ServerPlugin
         }
 
         $this->server->tree->copy($path, $copyInfo['destination']);
-        $this->server->emit('afterCopy', [$path, $copyInfo['destination']]);
         $this->server->emit('afterBind', [$copyInfo['destination']]);
 
         // If a resource was overwritten we should send a 204, otherwise a 201
diff --git a/vendor/sabre/dav/lib/DAV/StringUtil.php b/vendor/sabre/dav/lib/DAV/StringUtil.php
index edfb7fa5c..13a4399e3 100644
--- a/vendor/sabre/dav/lib/DAV/StringUtil.php
+++ b/vendor/sabre/dav/lib/DAV/StringUtil.php
@@ -77,8 +77,10 @@ class StringUtil
      */
     public static function ensureUTF8($input)
     {
-        if (!mb_check_encoding($input, 'UTF-8') && mb_check_encoding($input, 'ISO-8859-1')) {
-            return mb_convert_encoding($input, 'UTF-8', 'ISO-8859-1');
+        $encoding = mb_detect_encoding($input, ['UTF-8', 'ISO-8859-1'], true);
+
+        if ('ISO-8859-1' === $encoding) {
+            return utf8_encode($input);
         } else {
             return $input;
         }
diff --git a/vendor/sabre/dav/lib/DAV/Version.php b/vendor/sabre/dav/lib/DAV/Version.php
index c6273ef72..f8b56bb98 100644
--- a/vendor/sabre/dav/lib/DAV/Version.php
+++ b/vendor/sabre/dav/lib/DAV/Version.php
@@ -16,5 +16,5 @@ class Version
     /**
      * Full version number.
      */
-    public const VERSION = '4.4.0';
+    public const VERSION = '4.3.1';
 }