hooks/bookmark.py
author Sylvain Thénault <sylvain.thenault@logilab.fr>
Tue, 13 Apr 2010 12:19:24 +0200
changeset 5223 6abd6e3599f4
parent 4307 7fba9c34c88f
child 5421 8167de96c523
permissions -rw-r--r--
#773448: refactor session and 'no connection' handling, by introducing proper web session. We should now be able to see page even when no anon is configured, and be redirected to the login form as soon as one tries to do a query.

"""bookmark related hooks

:organization: Logilab
:copyright: 2001-2010 LOGILAB S.A. (Paris, FRANCE), license is LGPL v2.
:contact: http://www.logilab.fr/ -- mailto:contact@logilab.fr
:license: GNU Lesser General Public License, v2.1 - http://www.gnu.org/licenses
"""
__docformat__ = "restructuredtext en"

from cubicweb.server import hook


class AutoDeleteBookmarkOp(hook.Operation):
    bookmark = None # make pylint happy
    def precommit_event(self):
        if not self.session.deleted_in_transaction(self.bookmark.eid):
            if not self.bookmark.bookmarked_by:
                self.bookmark.delete()


class DelBookmarkedByHook(hook.Hook):
    """ensure user logins are stripped"""
    __regid__ = 'autodelbookmark'
    __select__ = hook.Hook.__select__ & hook.match_rtype('bookmarked_by',)
    category = 'bookmark'
    events = ('after_delete_relation',)

    def __call__(self):
        AutoDeleteBookmarkOp(self._cw,
                             bookmark=self._cw.entity_from_eid(self.eidfrom))