--- /dev/null
+# -*- coding: utf-8 -*-
+## GroupUserFolder
+## Copyright (C)2006 Ingeniweb
+
+## This program is free software; you can redistribute it and/or modify
+## it under the terms of the GNU General Public License as published by
+## the Free Software Foundation; either version 2 of the License, or
+## (at your option) any later version.
+
+## This program is distributed in the hope that it will be useful,
+## but WITHOUT ANY WARRANTY; without even the implied warranty of
+## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+## GNU General Public License for more details.
+
+## You should have received a copy of the GNU General Public License
+## along with this program; see the file COPYING. If not, write to the
+## Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+## Copyright (c) 2003 The Connexions Project, All Rights Reserved
+## initially written by J Cameron Cooper, 11 June 2003
+## concept with Brent Hendricks, George Runyan
+"""Groups tool interface
+
+Goes along the lines of portal_memberdata, but for groups.
+"""
+__version__ = "$Revision: $"
+# $Source: $
+# $Id: portal_groupdata.py 30098 2006-09-08 12:35:01Z encolpe $
+__docformat__ = 'restructuredtext'
+
+from zope.interface import Interface, Attribute
+
+class portal_groupdata(Interface):
+ """ A helper tool for portal_groups that transparently adds
+ properties to groups and provides convenience methods"""
+
+## id = Attribute('id', "Must be set to 'portal_groupdata'")
+
+ def wrapGroup(g):
+ """ Returns an object implementing the GroupData interface"""
+
+
+class GroupData(Interface):
+ """ An abstract interface for accessing properties on a group object"""
+
+ def setProperties(properties=None, **kw):
+ """Allows setting of group properties en masse.
+ Properties can be given either as a dict or a keyword parameters list"""
+
+ def getProperty(id):
+ """ Return the value of the property specified by 'id' """
+
+ def getProperties():
+ """ Return the properties of this group. Properties are as usual in Zope."""
+
+ def getGroupId():
+ """ Return the string id of this group, WITHOUT group prefix."""
+
+ def getMemberId():
+ """This exists only for a basic user/group API compatibility
+ """
+
+ def getGroupName():
+ """ Return the name of the group."""
+
+ def getGroupMembers():
+ """ Return a list of the portal_memberdata-ish members of the group."""
+
+ def getAllGroupMembers():
+ """ Return a list of the portal_memberdata-ish members of the group
+ including transitive ones (ie. users or groups of a group in that group)."""
+
+ def getGroupMemberIds():
+ """ Return a list of the user ids of the group."""
+
+ def getAllGroupMemberIds():
+ """ Return a list of the user ids of the group.
+ including transitive ones (ie. users or groups of a group in that group)."""
+
+ def addMember(id):
+ """ Add the existing member with the given id to the group"""
+
+ def removeMember(id):
+ """ Remove the member with the provided id from the group """
+
+ def getGroup():
+ """ Returns the actual group implementation. Varies by group
+ implementation (GRUF/Nux/et al)."""