67 lines
2.3 KiB
Python
67 lines
2.3 KiB
Python
#
|
|
# Copyright (c) 2013 Helmut Merz helmutm@cy55.de
|
|
#
|
|
# 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; if not, write to the Free Software
|
|
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
#
|
|
|
|
"""
|
|
Security settings for blogs and blog posts.
|
|
"""
|
|
|
|
from zope.cachedescriptors.property import Lazy
|
|
from zope.component import adapts
|
|
from zope.interface import implements
|
|
from zope.traversing.api import getName
|
|
|
|
from loops.compound.blog.interfaces import IBlogPost
|
|
from loops.security.common import allowEditingForOwner, assignOwner, restrictView
|
|
from loops.security.common import getCurrentPrincipal
|
|
from loops.security.setter import LoopsObjectSecuritySetter
|
|
|
|
|
|
class BlogPostSecuritySetter(LoopsObjectSecuritySetter):
|
|
|
|
adapts(IBlogPost)
|
|
|
|
def setDefaultRolePermissions(self):
|
|
allowEditingForOwner(self.context.context)
|
|
|
|
def setDefaultPrincipalRoles(self):
|
|
assignOwner(self.context.context, self.principalId)
|
|
|
|
def setAcquiredSecurity(self, relation, revert=False):
|
|
#if self.isAcquiring(relation.predicate):
|
|
if relation.predicate in self.acquiringPredicates:
|
|
allowEditingForOwner(relation.second, revert=revert)
|
|
if self.context.private:
|
|
restrictView(relation.second, revert=revert)
|
|
if revert:
|
|
removeOwner(relation.second, self.principalId)
|
|
else:
|
|
assignOwner(relation.second, self.principalId)
|
|
|
|
@Lazy
|
|
def acquiringPredicates(self):
|
|
names = ('ispartof',)
|
|
return [self.conceptManager.get(n) for n in names]
|
|
|
|
@Lazy
|
|
def principalId(self):
|
|
return getCurrentPrincipal().id
|
|
|
|
|
|
def isAcquiring(predicate):
|
|
# TODO: use a predicate option for this.
|
|
return getName(predicate) in ('ispartof',)
|