##
## securitypolicy.py
## Login : <uli@pu.smp.net>
## Started on  Mon Nov 14 09:37:10 2011 Uli Fouquet
## $Id: dynamicroles.py 7159 2011-11-21 10:11:07Z henrik $
## 
## Copyright (C) 2011 Uli Fouquet & Henrik Bettermann
## 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 policy components for applicants.

Applicants need special security policy treatment, as officers with
local roles for departments and faculties might have additional
permissions (local roles on depts/faculties) here.
"""
import grok
from zope.securitypolicy.interfaces import (
    IPrincipalRoleManager, IPrincipalPermissionManager,)
from zope.securitypolicy.principalrole import AnnotationPrincipalRoleManager
from zope.securitypolicy.principalpermission import (
    AnnotationPrincipalPermissionManager,)
from zope.securitypolicy.settings import Allow, Deny, Unset
from waeup.sirp.applicants.interfaces import IApplicant
from waeup.sirp.students.dynamicroles import StudentPrincipalRoleManager

# All components in here have the same context: Applicant instances
grok.context(IApplicant)

class ApplicantPrincipalRoleManager(StudentPrincipalRoleManager):

    grok.provides(IPrincipalRoleManager)

    #: The attribute name to lookup for additional roles
    extra_attrib = 'course1'
    subcontainer = None

    #: List of role names to look for in `extra_attrib` and parents.
    external_rolenames = ['waeup.local.ClearanceOfficer',]

    #: Role to add in case one of the above roles was found.
    additional_rolename = 'waeup.ApplicationsOfficer'