um-cseg / chez-betty

        self.amount = amount

        self.item_id = item_id

        self.quantity = quantity

        self.wholesale = wholesale

    def __getattr__(self, name):

        if name == 'deleted':

            return self.transaction.event.deleted

        else:

            raise AttributeError

    @classmethod

    @limitable_all

    def all_item(cls, id):

        return DBSession.query(cls)\

                        .join(Transaction)\

                        .join(event.Event)\

                        .filter(cls.item_id == id)\

                        .filter(event.Event.deleted==False)\

                        .order_by(desc(event.Event.timestamp))

    @classmethod

    deadbeats = DBSession.query(user.User)\

            .filter(user.User.enabled==True)\

            .filter(user.User.archived==False)\

            .filter(user.User.balance <= -5)\

            .all()

    # Only get users between 0 and -5 if they have been in debt for a week or

    # more.

    iffy_users = DBSession.query(user.User)\

            .filter(user.User.enabled==True)\

            .filter(user.User.archived==False)\

            .filter(user.User.balance < 0)\

            .filter(user.User.balance > -5)\

            .all()

    for u in iffy_users:

        days = Transaction.get_days_in_debt_for_user(u)

        if days >= 7:

            deadbeats.append(u)

    return deadbeats