$Id: computed_recipients_rule.txt 21394 2005-04-29 10:40:01Z janguenot $

About the computed recipients rule objects.

You may create ComputedRecipientsRules object within your subscription
object.

It is containing a tales expression as attribut.

expression -- A TALES expression returning a mapping with recipients.

**ATTENTION** : your TALES expression should return a dictionnary with
  emails as keys and a string that may be empty or contains the member_id
  (ie: {'ex@example.com' : 'member_id'}). If you are not
  respecting this format this is not going to work.

The following namespace is available:

- portal: The portal object.

- context: The context object (proxy) where the triggering
  event occured.

- proxy: Alias for context.

- doc: context.getContent().

- container: The context's container.

- ancestor: If 'ancestor_local' or 'ancestor_merged' was
  used for recipient_roles_origins, that object, else None.

- event_type: The triggering event type.

- triggering_user: The user who triggered the original
  action.

- DateTime: A DateTime constructor.

- infos: dictionnary containing information
