If the password is valid, returns None. If not, returns a string explaining why. Creates a PortalMember and returns it. The properties argument can be a mapping with additional member properties. Allows the authenticated member to set their own properties.
State is implemented as a mapping object.
Returns the list of transition names which are available to the current user from the state of content. Returns content, which may be in a new location. Lists the meta types that are allowed to be added by the user to the given container. A call to ZCatalog. Ensures object is in the catalog.