source: waeup/branches/ulif-layout/src/waeup/app.py @ 4742

import grok
from zope.app.authentication.authentication import PluggableAuthentication
from zope.app.security.interfaces import IAuthentication
from zope.component import createObject

from waeup.interfaces import IUniversity, ICSVDataReceivers
from waeup.authentication import setup_authentication
from waeup.datacenter import DataCenter
from waeup.users import UserContainer

class University(grok.Application, grok.Container):
    """A university.
    """
    grok.implements(IUniversity, ICSVDataReceivers)
    # Setup authentication for this app. Note: this is only
    # initialized, when a new instance of this app is created.
    grok.local_utility(
        PluggableAuthentication, provides = IAuthentication,
        setup = setup_authentication)
    
    def __init__(self, name=u'Sample University', **kw):
        super(University, self).__init__(**kw)
        self.name = name
        self.setup()

    def setup(self):
        self.students = createObject(u'waeup.StudentContainer')
        self.hostels = createObject(u'waeup.HostelContainer')
        self.faculties = createObject(u'waeup.FacultyContainer')
        # TODO: We need this to get URLs of subobjects. Can we avoid it?
        self.faculties.__parent__ = self
        self.faculties.__name__ = 'faculties'
        self['users'] = UserContainer()
        self['datacenter'] = DataCenter()
 
    def traverse(self, name):
        # If someone requests a subobject 'faculties', we return our
        # `faculties` attribute.
        if name == 'faculties':
            return self.faculties
        elif name == 'hostels':
            return self.hostels
        elif name == 'students':
            return self.students
        elif name == 'users':
            return self['users']
        elif name == 'datacenter':
            return self['datacenter']
        return None