8 files changed, 38 insertions, 14 deletions
diff --git a/vendor/sabre/dav/lib/DAV/Auth/Plugin.php b/vendor/sabre/dav/lib/DAV/Auth/Plugin.php
index 68adbede5..eb4f27ca6 100644
--- a/vendor/sabre/dav/lib/DAV/Auth/Plugin.php
+++ b/vendor/sabre/dav/lib/DAV/Auth/Plugin.php
@@ -113,8 +113,6 @@ class Plugin extends ServerPlugin
 
     /**
      * This method is called before any HTTP method and forces users to be authenticated.
-     *
-     * @return bool
      */
     public function beforeMethod(RequestInterface $request, ResponseInterface $response)
     {
@@ -204,8 +202,6 @@ class Plugin extends ServerPlugin
      * This method will for example cause a HTTP Basic backend to set a
      * WWW-Authorization header, indicating to the client that it should
      * authenticate.
-     *
-     * @return array
      */
     public function challenge(RequestInterface $request, ResponseInterface $response)
     {
diff --git a/vendor/sabre/dav/lib/DAV/Browser/Plugin.php b/vendor/sabre/dav/lib/DAV/Browser/Plugin.php
index 2f155d9ea..89495e5db 100644
--- a/vendor/sabre/dav/lib/DAV/Browser/Plugin.php
+++ b/vendor/sabre/dav/lib/DAV/Browser/Plugin.php
@@ -85,8 +85,6 @@ class Plugin extends DAV\ServerPlugin
     /**
      * This method intercepts GET requests that have ?sabreAction=info
      * appended to the URL.
-     *
-     * @return bool
      */
     public function httpGetEarly(RequestInterface $request, ResponseInterface $response)
     {
diff --git a/vendor/sabre/dav/lib/DAV/Locks/Plugin.php b/vendor/sabre/dav/lib/DAV/Locks/Plugin.php
index 110bfce06..2443f204c 100644
--- a/vendor/sabre/dav/lib/DAV/Locks/Plugin.php
+++ b/vendor/sabre/dav/lib/DAV/Locks/Plugin.php
@@ -295,6 +295,10 @@ class Plugin extends DAV\ServerPlugin
     {
         $locks = $this->getLocks($path, $includeChildren = true);
         foreach ($locks as $lock) {
+            // don't delete a lock on a parent dir
+            if (0 !== strpos($lock->uri, $path)) {
+                continue;
+            }
             $this->unlockNode($path, $lock);
         }
     }
diff --git a/vendor/sabre/dav/lib/DAV/Server.php b/vendor/sabre/dav/lib/DAV/Server.php
index de663d0c1..1f8300d4a 100644
--- a/vendor/sabre/dav/lib/DAV/Server.php
+++ b/vendor/sabre/dav/lib/DAV/Server.php
@@ -895,7 +895,7 @@ class Server implements LoggerAwareInterface, EmitterInterface
         }
 
         $propertyNames = $propFind->getRequestedProperties();
-        $propFindType = !empty($propertyNames) ? PropFind::NORMAL : PropFind::ALLPROPS;
+        $propFindType = !$propFind->isAllProps() ? PropFind::NORMAL : PropFind::ALLPROPS;
 
         foreach ($this->tree->getChildren($path) as $childNode) {
             if ('' !== $path) {
@@ -1237,6 +1237,7 @@ class Server implements LoggerAwareInterface, EmitterInterface
 
         $this->tree->markDirty($parentUri);
         $this->emit('afterBind', [$uri]);
+        $this->emit('afterCreateCollection', [$uri]);
     }
 
     /**
diff --git a/vendor/sabre/dav/lib/DAV/Sync/Plugin.php b/vendor/sabre/dav/lib/DAV/Sync/Plugin.php
index 32106abb3..8609f759e 100644
--- a/vendor/sabre/dav/lib/DAV/Sync/Plugin.php
+++ b/vendor/sabre/dav/lib/DAV/Sync/Plugin.php
@@ -124,6 +124,10 @@ class Plugin extends DAV\ServerPlugin
             throw new DAV\Exception\InvalidSyncToken('Invalid or unknown sync token');
         }
 
+        if (!array_key_exists('result_truncated', $changeInfo)) {
+            $changeInfo['result_truncated'] = false;
+        }
+
         // Encoding the response
         $this->sendSyncCollectionResponse(
             $changeInfo['syncToken'],
@@ -131,7 +135,8 @@ class Plugin extends DAV\ServerPlugin
             $changeInfo['added'],
             $changeInfo['modified'],
             $changeInfo['deleted'],
-            $report->properties
+            $report->properties,
+            $changeInfo['result_truncated']
         );
     }
 
@@ -141,7 +146,7 @@ class Plugin extends DAV\ServerPlugin
      * @param string $syncToken
      * @param string $collectionUrl
      */
-    protected function sendSyncCollectionResponse($syncToken, $collectionUrl, array $added, array $modified, array $deleted, array $properties)
+    protected function sendSyncCollectionResponse($syncToken, $collectionUrl, array $added, array $modified, array $deleted, array $properties, bool $resultTruncated = false)
     {
         $fullPaths = [];
 
@@ -164,6 +169,10 @@ class Plugin extends DAV\ServerPlugin
             $fullPath = $collectionUrl.'/'.$item;
             $responses[] = new DAV\Xml\Element\Response($fullPath, [], 404);
         }
+        if ($resultTruncated) {
+            $responses[] = new DAV\Xml\Element\Response($collectionUrl.'/', [], 507);
+        }
+
         $multiStatus = new DAV\Xml\Response\MultiStatus($responses, self::SYNCTOKEN_PREFIX.$syncToken);
 
         $this->server->httpResponse->setStatus(207);
diff --git a/vendor/sabre/dav/lib/DAV/Tree.php b/vendor/sabre/dav/lib/DAV/Tree.php
index 2417979a6..8215e2c39 100644
--- a/vendor/sabre/dav/lib/DAV/Tree.php
+++ b/vendor/sabre/dav/lib/DAV/Tree.php
@@ -226,7 +226,7 @@ class Tree
         // flushing the entire cache
         $path = trim($path, '/');
         foreach ($this->cache as $nodePath => $node) {
-            if ('' === $path || $nodePath == $path || 0 === strpos($nodePath, $path.'/')) {
+            if ('' === $path || $nodePath == $path || 0 === strpos((string) $nodePath, $path.'/')) {
                 unset($this->cache[$nodePath]);
             }
         }
diff --git a/vendor/sabre/dav/lib/DAV/Version.php b/vendor/sabre/dav/lib/DAV/Version.php
index b25d6c07a..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 = '4.1.5';
+    public const VERSION = '4.3.1';
 }
diff --git a/vendor/sabre/dav/lib/DAV/Xml/Element/Response.php b/vendor/sabre/dav/lib/DAV/Xml/Element/Response.php
index 45c161fa4..79f06a09b 100644
--- a/vendor/sabre/dav/lib/DAV/Xml/Element/Response.php
+++ b/vendor/sabre/dav/lib/DAV/Xml/Element/Response.php
@@ -121,7 +121,7 @@ class Response implements Element
 
         foreach ($this->getResponseProperties() as $status => $properties) {
             // Skipping empty lists
-            if (!$properties || (!ctype_digit($status) && !is_int($status))) {
+            if (!$properties || (!is_int($status) && !ctype_digit($status))) {
                 continue;
             }
             $empty = false;
@@ -186,8 +186,21 @@ class Response implements Element
 
                 return [];
             }
+
+            if (!$reader->read()) {
+                $reader->next();
+
+                return [];
+            }
+
+            if (Reader::END_ELEMENT === $reader->nodeType) {
+                $reader->next();
+
+                return [];
+            }
+
             $values = [];
-            $reader->read();
+
             do {
                 if (Reader::ELEMENT === $reader->nodeType) {
                     $clark = $reader->getClark();
@@ -199,9 +212,12 @@ class Response implements Element
                         $values[$clark] = $reader->parseCurrentElement()['value'];
                     }
                 } else {
-                    $reader->read();
+                    if (!$reader->read()) {
+                        break;
+                    }
                 }
             } while (Reader::END_ELEMENT !== $reader->nodeType);
+
             $reader->read();
 
             return $values;