1 """authentication using google authentication service

     2 

     3 :organization: Logilab

     4 :copyright: 2008 LOGILAB S.A. (Paris, FRANCE), all rights reserved.

     5 :contact: http://www.logilab.fr/ -- mailto:contact@logilab.fr

     6 """

     7 __docformat__ = "restructuredtext en"

     8 

     9 from cubicweb.common.registerers import priority_registerer

    10 from cubicweb.web.views.basecomponents import UserLink

    11 from cubicweb.web.views.actions import LogoutAction

    12 

    13 from google.appengine.api import users

    14 

    15 

    16 class use_google_auth_registerer(priority_registerer):

    17     """register object if use-google-auth is true"""

    18     

    19     def do_it_yourself(self, registered):

    20         if not hasattr(self.config, 'has_resource'):

    21             return

    22         return super(use_google_auth_registerer, self).do_it_yourself(registered)

    23 

    24 

    25 class GAEUserLink(UserLink):

    26     __registerer__ = use_google_auth_registerer

    27 

    28     def anon_user_link(self):

    29         self.w(self.req._('anonymous'))

    30         self.w(u'&nbsp;[<a class="logout" href="%s">%s</a>]'

    31                % (users.create_login_url(self.req.url()), self.req._('login')))

    32 

    33 class GAELogoutAction(LogoutAction):

    34     __registerer__ = use_google_auth_registerer

    35 

    36     def url(self):

    37         return users.create_logout_url(self.req.build_url('logout') )