X-Git-Url: https://git.arvados.org/arvados.git/blobdiff_plain/4dd469c1bd4c1f4a2edac6c2d63bc571e874aa3f..d51c716d0d547ecea25819678c6e50b647051da9:/services/api/app/models/link.rb

diff --git a/services/api/app/models/link.rb b/services/api/app/models/link.rb
index 808489e1c2..24872b21ec 100644
--- a/services/api/app/models/link.rb
+++ b/services/api/app/models/link.rb
@@ -66,7 +66,7 @@ class Link < ArvadosModel
       # permissions for head_uuid and tail_uuid, and invalidate the
       # cache for only those users. (This would require a browseable
       # cache.)
-      User.invalidate_permissions_cache
+      User.invalidate_permissions_cache db_current_time.to_i
     end
   end
 
@@ -80,8 +80,9 @@ class Link < ArvadosModel
   end
 
   # A user is permitted to create, update or modify a permission link
-  # if and only if they have "manage" permission on the destination
-  # object.
+  # if and only if they have "manage" permission on the object
+  # indicated by the permission link's head_uuid.
+  #
   # All other links are treated as regular ArvadosModel objects.
   #
   def ensure_owner_uuid_is_permitted
@@ -96,14 +97,4 @@ class Link < ArvadosModel
     end
   end
 
-  # A user can give all other users permissions on projects.
-  def skip_uuid_read_permission_check
-    skipped_attrs = super
-    if link_class == "permission" and
-        (ArvadosModel.resource_class_for_uuid(head_uuid) == Group) and
-        (ArvadosModel.resource_class_for_uuid(tail_uuid) == User)
-      skipped_attrs << "tail_uuid"
-    end
-    skipped_attrs
-  end
 end