# -*- coding: utf-8 -*- ############################################################################## # # Copyright (c) 2010 Nexedi SA and Contributors. All Rights Reserved. # # 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 AccessControl import ClassSecurityInfo from Products.ERP5Type import Permissions, PropertySheet, interfaces from Products.ERP5Type.XMLMatrix import XMLMatrix from Products.ERP5.Document.Amount import Amount from Products.ERP5.Document.MappedValue import MappedValue from Products.ERP5.mixin.amount_generator import AmountGeneratorMixin class AmountGeneratorLine(MappedValue, XMLMatrix, Amount, AmountGeneratorMixin): """Abstract class to represent amount transformation for movements""" meta_type = 'ERP5 Amount Generator Line' portal_type = 'Amount Generator Line' # Declarative security security = ClassSecurityInfo() security.declareObjectProtected(Permissions.AccessContentsInformation) # Declarative interfaces zope.interface.implements(interfaces.IAmountGeneratorLine) # Declarative properties property_sheets = (PropertySheet.DublinCore, PropertySheet.AmountGeneratorLine) security.declareProtected(Permissions.AccessContentsInformation, 'getCellAggregateKey') def getCellAggregateKey(self): """Define a key in order to aggregate amounts at cell level""" resource = self.getResource() if resource: return (resource, self.getVariationText()) # Variation UID, Hash ? # For a pure intermediate line, we need another way to prevent merging: # do not merge if base_application or base_contribution is variated. return frozenset(self.getBaseApplicationList() + self.getBaseContributionList()) security.declareProtected(Permissions.AccessContentsInformation, 'getBaseAmountQuantity') @classmethod def getBaseAmountQuantity(cls, delivery_amount, base_application, variation_category_list=(), **kw): """Default method to compute quantity for the given base_application""" value = delivery_amount.getGeneratedAmountQuantity( base_application, variation_category_list) delivery_amount = delivery_amount.getObject() if base_application in delivery_amount.getBaseContributionList(): assert not variation_category_list value += cls._getBaseAmountQuantity(delivery_amount) return value @classmethod def _getBaseAmountQuantity(cls, delivery_amount): """Get default quantity contributed by the input amount""" raise NotImplementedError