SubscriptionItem.py 2.86 KB
##############################################################################
#
# Copyright (c) 2009 Nexedi SA and Contributors. All Rights Reserved.
#                    Jean-Paul Smets-Solanes <jp@nexedi.com>
#
# WARNING: This program as such is intended to be used by professional
# programmers who take the whole responsability of assessing all potential
# consequences resulting from its eventual inadequacies and bugs
# End users who are looking for a ready-to-use solution with commercial
# garantees and support are strongly adviced to contract a Free Software
# Service Company
#
# This program is Free Software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
#
##############################################################################

import zope.interface
from Products.ERP5Type.Globals import InitializeClass, PersistentMapping
from AccessControl import ClassSecurityInfo

from Products.ERP5Type import Permissions, PropertySheet, Constraint, interfaces
from Products.ERP5.Document.Item import Item

class SubscriptionItem(Item):
  """
    A SubscriptionItem is an Item which can be expanded
    whenever it related to a valid Open Order
  """
  meta_type = 'ERP5 Subscription Item'
  portal_type = 'Subscription Item'
  isPortalContent = 1
  isRADContent = 1

  # Declarative security
  security = ClassSecurityInfo()
  security.declareObjectProtected(Permissions.AccessContentsInformation)

  # Declarative interfaces
  zope.interface.implements(interfaces.IExpandable, interfaces.IOpenOrderExpander)

  # Declarative properties
  property_sheets = ( PropertySheet.Base
                    , PropertySheet.XMLObject
                    , PropertySheet.CategoryCore
                    , PropertySheet.DublinCore
                    , PropertySheet.Price
                    , PropertySheet.Item
                    , PropertySheet.Amount
                    , PropertySheet.Reference
                    )

  # Expandable Interface Implementation
  def expand(self, *args, **kw): 
    """
      Lookup start / stop properties in related Open Order
      or Path and expand.
    """

  security.declarePrivate('expandOpenOrderRule')
  def expandOpenOrderRule(self, applied_rule_id=None, force=0, **kw):
    """
      Provides the default implementation of expand for Open Orders
    """