# -*- 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): """ """ 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. """ configuration_dict = self.getConfigurationPropertyDict() portal_type = self.getPortalObject().portal_types.getTypeInfo(self) solved_property_list = configuration_dict.get('tested_property_list', portal_type.getTestedPropertyList()) delivery_dict = {} for simulation_movement in self.getDeliveryValueList(): delivery_dict.setdefault(simulation_movement.getDeliveryValue(), []).append(simulation_movement) # Here, items of delivery_list should be movements, not deliveries. delivery_set = set() solved_movement_list = delivery_dict.iterkeys() for movement in solved_movement_list: delivery = movement.getRootDeliveryValue() delivery_set.add(delivery) all_movement_list = sum([x.getMovementList() for x in delivery_set], []) # 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_list = [] for movement in all_movement_list: if movement in solved_movement_list: continue applied_rule = movement.getDeliveryRelatedValue().getParentValue() # hard coded reference name if applied_rule.getSpecialiseReference() == 'default_trade_model_rule': trade_model_related_movement_list.append(movement) # Second, apply changes on invoice lines to simulation movements, # then expand. for movement, simulation_movement_list in delivery_dict.iteritems(): for simulation_movement in simulation_movement_list: if activate_kw is not None: simulation_movement.setDefaultActivateParameters( activate_kw=activate_kw, **activate_kw) value_dict = {} for solved_property in solved_property_list: new_value = movement.getProperty(solved_property) if solved_property == 'quantity': new_quantity = new_value * simulation_movement.getDeliveryRatio() value_dict.update({'quantity':new_quantity}) else: value_dict.update({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 in trade_model_related_movement_list: if activate_kw is not None: movement.setDefaultActivateParameters( activate_kw=activate_kw, **activate_kw) for solved_property in solved_property_list: if solved_property == 'quantity': simulation_movement_list = movement.getDeliveryRelatedValueList() 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() delivery_ratio = quantity / total_quantity delivery_error = total_quantity * delivery_ratio - quantity simulation_movement.edit(delivery_ratio=delivery_ratio, delivery_error=delivery_error, activate_kw=activate_kw) else: # XXX TODO we need to support multiple values for categories or # list type property. simulation_movement = movement.getDeliveryRelatedValue() movement.setProperty(solved_property, simulation_movement.getProperty(solved_property)) # Finish solving if self.getPortalObject().portal_workflow.isTransitionPossible( solver, 'succeed'): self.succeed()