966a75f166
git-svn-id: svn://svn.cy55.de/Zope3/src/loops/trunk@1208 fd906abe-77d9-0310-91a1-e0d9ade77398
112 lines
3.7 KiB
Python
112 lines
3.7 KiB
Python
#
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# Copyright (c) 2006 Helmut Merz helmutm@cy55.de
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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#
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"""
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Adapters for IConcept providing interfaces from the cybertools.organize package.
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$Id$
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"""
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from zope import interface, component
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from zope.app import zapi
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from zope.app.principalannotation import annotations
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from zope.app.security.interfaces import IAuthentication, PrincipalLookupError
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from zope.component import adapts
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from zope.interface import implements
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from zope.cachedescriptors.property import Lazy
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from zope.security.proxy import removeSecurityProxy
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#from cybertools.organize.interfaces import IPerson
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from cybertools.organize.party import Person as BasePerson
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from cybertools.relation.interfaces import IRelationRegistry
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from loops.interfaces import IConcept
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from loops.type import TypeInterfaceSourceList
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from loops.organize.interfaces import IPerson
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# register IPerson as a type interface - (TODO: use a function for this)
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TypeInterfaceSourceList.typeInterfaces += (IPerson,)
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class Person(BasePerson):
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""" typeInterface adapter for concepts of type 'person'.
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"""
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implements(IPerson)
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adapts(IConcept)
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__attributes = ('context', '__parent__', 'userId',)
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def __init__(self, context):
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self.context = context # to get the permission stuff right
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self.__parent__ = context
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def __getattr__(self, attr):
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self.checkAttr(attr)
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return getattr(self.context, '_' + attr, None)
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def __setattr__(self, attr, value):
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if attr in self.__attributes:
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object.__setattr__(self, attr, value)
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else:
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self.checkAttr(attr)
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setattr(self.context, '_' + attr, value)
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def checkAttr(self, attr):
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if attr not in list(IPerson) + list(IConcept):
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raise AttributeError(attr)
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def getUserId(self):
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return getattr(self.context, '_userId', None)
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def setUserId(self, userId):
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auth = self.authentication
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oldUserId = self.userId
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if oldUserId and oldUserId != userId:
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principal = self.getPrincipalForUserId(oldUserId)
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if principal is not None:
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pa = annotations(principal)
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pa['loops.organize.person'] = None
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if userId:
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principal = auth.getPrincipal(userId)
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pa = annotations(principal)
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relations = component.getUtility(IRelationRegistry)
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uid = relations.getUniqueIdForObject(self.context)
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pa['loops.organize.person'] = uid
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self.context._userId = userId
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userId = property(getUserId, setUserId)
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@Lazy
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def authentication(self):
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return component.getUtility(IAuthentication, context=self.context)
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@Lazy
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def principal(self):
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return self.getPrincipalForUserId()
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def getPrincipalForUserId(self, userId=None):
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userId = userId or self.userId
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if not userId:
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return None
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auth = self.authentication
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try:
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return auth.getPrincipal(userId)
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except PrincipalLookupError:
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return None
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