after_update :maybe_invalidate_permissions_cache
after_create :maybe_invalidate_permissions_cache
after_destroy :maybe_invalidate_permissions_cache
- attr_accessor :head_kind, :tail_kind
validate :name_links_are_obsolete
api_accessible :user, extend: :common do |t|
# 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
def name_links_are_obsolete
if link_class == 'name'
- errors.add('name', 'Name links are obsolete')
+ errors.add('name', 'Name links are obsolete')
+ false
else
true
end
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
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