# -*- coding: utf8 -*- ############################################################################## # # Copyright (c) 2009 Nexedi SA and Contributors. All Rights Reserved. # Jean-Paul Smets-Solanes <jp@nexedi.com> # Ćukasz Nowak <luke@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. # ############################################################################## # simple interface which have to be implemented on TradeModelLine, # Transformation, Pay Sheet Model, etc from zope.interface import Interface class ITransformation(Interface): """ Common Interface to implementing quering of Indirect Amount Models (TaxModelLine, InvoiceModelLine) shall be based on this interface """ def getAggregatedAmountList(context, **kw): """Returns implementation specific AggregatedAmountList of amounts generated by set of rules context - represents object for which calculation shall happen **kw - contains implementations specific parameters The method returns an instance of AggregatedAmountList class defined at ERP5/AggregatedAmountList.py Note: This method shall be linear in case if context is order, line, applied rule or movement. In case of built delivery this method shall be wise enough to CORRECTLY un-linearise calculation, eg. tax is time dependent, paysheet build from invoices. """ pass def updateAggregatedAmountList(context, **kw): """Updates currently existing movements on delivery context - represents object on which update shall happen **kw - contains implementations specific parameters The method return a dict of list of movements : 'movement_to_add_list' and 'movement_to_delete_list'. """ pass