# -*- 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 responsibility 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 # guarantees 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. # ############################################################################## import zope.interface from AccessControl import ClassSecurityInfo from Products.ERP5Type import Permissions, PropertySheet, interfaces from Products.ERP5.Document.AcceptSolver import AcceptSolver class TradeModelSolver(AcceptSolver): """Solve Divergences on Invoice Lines, and dependant trade model lines. It consist in accepting decision from invoice lines, and adopting prevision on trade model lines. """ meta_type = 'ERP5 Trade Model Solver' portal_type = 'Trade Model Solver' add_permission = Permissions.AddPortalContent isIndexable = 0 # We do not want to fill the catalog with objects on which we need no reporting # Declarative security security = ClassSecurityInfo() security.declareObjectProtected(Permissions.AccessContentsInformation) # Default Properties property_sheets = ( PropertySheet.Base , PropertySheet.XMLObject , PropertySheet.CategoryCore , PropertySheet.DublinCore , PropertySheet.TargetSolver ) # Declarative interfaces zope.interface.implements(interfaces.ISolver,) # ISolver Implementation def solve(self, activate_kw=None): """ Adopt new values to simulation movements, with keeping the original one recorded, and then update Trade Model related lines accordingly. """ portal = self.getPortalObject() solved_property_list = self.getConfigurationPropertyDict() \ .get('tested_property_list') if solved_property_list is None: solved_property_list = \ portal.portal_types.getTypeInfo(self).getTestedPropertyList() delivery_dict = {} # {movement: simulation_movement_list} for simulation_movement in self.getDeliveryValueList(): delivery_dict.setdefault(simulation_movement.getDeliveryValue(), []).append(simulation_movement) # First, separate movements into invoice lines and trade model # related lines. # XXX is there any better way than using rule's reference? trade_model_related_movement_dict = {} for delivery in set(movement.getRootDeliveryValue() for movement in delivery_dict): for movement in delivery.getMovementList(): movement_list = delivery_dict.get(movement) # hard coded reference name if movement_list: rule = movement_list[0].getParentValue().getSpecialiseReference() if rule != 'default_trade_model_rule': continue movement_list = movement.getDeliveryRelatedValueList() else: movement_list = movement.getDeliveryRelatedValueList() rule = movement_list[0].getParentValue().getSpecialiseReference() if rule != 'default_trade_model_rule': continue trade_model_related_movement_dict[movement] = movement_list with self.defaultActivateParameterDict(activate_kw, True): # Second, apply changes on invoice lines to simulation movements, # then expand. for movement, simulation_movement_list in delivery_dict.iteritems(): if movement in trade_model_related_movement_dict: continue for simulation_movement in simulation_movement_list: value_dict = {} for solved_property in solved_property_list: new_value = movement.getProperty(solved_property) if solved_property == 'quantity': new_value *= simulation_movement.getDeliveryRatio() value_dict[solved_property] = new_value for property_id, value in value_dict.iteritems(): if not simulation_movement.isPropertyRecorded(property_id): simulation_movement.recordProperty(property_id) simulation_movement.setMappedProperty(property_id, value) simulation_movement.expand(activate_kw=activate_kw) # Third, adopt changes on trade model related lines. # XXX non-linear case is not yet supported. for movement, simulation_movement_list in \ trade_model_related_movement_dict.iteritems(): for solved_property in solved_property_list: if solved_property == 'quantity': total_quantity = sum(x.getQuantity() for x in simulation_movement_list) movement.setQuantity(total_quantity) for simulation_movement in simulation_movement_list: quantity = simulation_movement.getQuantity() if total_quantity: delivery_ratio = quantity / total_quantity else: delivery_ratio = 1.0 / len(simulation_movement_list) delivery_error = total_quantity * delivery_ratio - quantity simulation_movement.edit(delivery_ratio=delivery_ratio, delivery_error=delivery_error) else: # XXX TODO we need to support multiple values for categories or # list type property. movement.setProperty(solved_property, simulation_movement_list[0].getProperty(solved_property)) # Finish solving if portal.portal_workflow.isTransitionPossible(self, 'succeed'): self.succeed()