def add(self, title, timezone, type=None, name=None, meta={}, content={},
definition=None, group=None):
# look up the right class depending on the type (we need to do
# this a bit akwardly here, because Resource does not use the
# ModelBase as declarative base)
resource = Resource.get_polymorphic_class(type, Resource)()
resource.id == uuid4()
resource.name = name or normalize_for_url(title)
resource.title = title
resource.timezone = timezone
resource.meta = meta
resource.content = content
resource.definition = definition
resource.group = group
self.session.add(resource)
self.session.flush()
return self.bind(resource)
