-require 'assign_uuid'
+require 'has_uuid'
+
class ArvadosModel < ActiveRecord::Base
self.abstract_class = true
before_save :ensure_ownership_path_leads_to_user
before_destroy :ensure_owner_uuid_is_permitted
before_destroy :ensure_permission_to_destroy
-
before_create :update_modified_by_fields
before_update :maybe_update_modified_by_fields
after_create :log_create
def ensure_owner_uuid_is_permitted
raise PermissionDeniedError if !current_user
- self.owner_uuid ||= current_user.uuid
+ if respond_to? :owner_uuid=
+ self.owner_uuid ||= current_user.uuid
+ end
if self.owner_uuid_changed?
- if current_user.uuid == self.owner_uuid or
+ if new_record?
+ return true
+ elsif current_user.uuid == self.owner_uuid or
current_user.can? write: self.owner_uuid
# current_user is, or has :write permission on, the new owner
else