Merge pull request #48366 from nextcloud/fix/files_sharing/ocm-permis…

…sions

fix(files_sharing): Parse OCM share permissions from OCM and not OCS prop

apps/files_sharing/lib/External/Storage.php

@@ -345,14 +345,21 @@ public function isSharable($path): bool {
 
  public function getPermissions($path): int {
  $response = $this->propfind($path);
+ if ($response === false) {
+ return 0;
+ }
+
+ $ocsPermissions = $response['{http://open-collaboration-services.org/ns}share-permissions'] ?? null;
+ $ocmPermissions = $response['{http://open-cloud-mesh.org/ns}share-permissions'] ?? null;
+ $ocPermissions = $response['{http://owncloud.org/ns}permissions'] ?? null;
  // old federated sharing permissions
- if (isset($response['{http://open-collaboration-services.org/ns}share-permissions'])) {
- $permissions = (int)$response['{http://open-collaboration-services.org/ns}share-permissions'];
- } elseif (isset($response['{http://open-cloud-mesh.org/ns}share-permissions'])) {
+ if ($ocsPermissions !== null) {
+ $permissions = (int)$ocsPermissions;
+ } elseif ($ocmPermissions !== null) {
  // permissions provided by the OCM API
- $permissions = $this->ocmPermissions2ncPermissions($response['{http://open-collaboration-services.org/ns}share-permissions'], $path);
- } elseif (isset($response['{http://owncloud.org/ns}permissions'])) {
- return $this->parsePermissions($response['{http://owncloud.org/ns}permissions']);
+ $permissions = $this->ocmPermissions2ncPermissions($ocmPermissions, $path);
+ } elseif ($ocPermissions !== null) {
+ return $this->parsePermissions($ocPermissions);
  } else {
  // use default permission if remote server doesn't provide the share permissions
  $permissions = $this->getDefaultPermissions($path);