1 """bookmark related hooks

     2 

     3 :organization: Logilab

     4 :copyright: 2001-2009 LOGILAB S.A. (Paris, FRANCE), license is LGPL v2.

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

     6 :license: GNU Lesser General Public License, v2.1 - http://www.gnu.org/licenses

     7 """

     8 __docformat__ = "restructuredtext en"

     9 

    10 from cubicweb.selectors import entity_implements

    11 from cubicweb.server import hook

    12 

    13 

    14 class AutoDeleteBookmarkOp(hook.Operation):

    15     bookmark = None # make pylint happy

    16     def precommit_event(self):

    17         if not self.session.deleted_in_transaction(self.bookmark.eid):

    18             if not self.bookmark.bookmarked_by:

    19                 self.bookmark.delete()

    20 

    21 

    22 class DelBookmarkedByHook(hook.Hook):

    23     """ensure user logins are stripped"""

    24     __id__ = 'autodelbookmark'

    25     __select__ = hook.Hook.__select__ & entity_implements('bookmarked_by',)

    26     category = 'bookmark'

    27     events = ('after_delete_relation',)

    28 

    29     def __call__(self):

    30         AutoDeleteBookmarkOp(self.cw_req,

    31                              bookmark=self.cw_req.entity_from_eid(self.eidfrom))