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# -*- coding: utf-8 -*-
##############################################################################
#
# Copyright (c) 2002-2009 Nexedi SA and Contributors. All Rights Reserved.
# Jean-Paul Smets-Solanes <jp@nexedi.com>
# Romain Courteaud <romain@nexedi.com>
# Łukasz Nowak <luke@nexedi.com>
# Fabien Morin <fabien@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.
#
##############################################################################
from AccessControl import ClassSecurityInfo
from Products.ERP5Type import Permissions, PropertySheet, interfaces
from Products.ERP5.Document.Transformation import Transformation
from Products.ERP5.Document.Path import Path
from Products.ERP5.AggregatedAmountList import AggregatedAmountList
import zope.interface
# XXX TODO : getTradeModelLineComposedList and findSpecialiseValueList should
# probably move to Transformation (better names sould be used)
class CircularException(Exception): pass
class TradeCondition(Path, Transformation):
"""
Trade Conditions are used to store the conditions (payment, logistic,...)
which should be applied (and used in the orders) when two companies make
business together
"""
edited_property_list = ['price', 'causality','resource','quantity',
'base_application_list', 'base_contribution_list']
meta_type = 'ERP5 Trade Condition'
portal_type = 'Trade Condition'
model_line_portal_type_list = ('Trade Model Line',)
isPredicate = 1
# Declarative security
security = ClassSecurityInfo()
security.declareObjectProtected(Permissions.AccessContentsInformation)
# Declarative properties
property_sheets = ( PropertySheet.Base
, PropertySheet.XMLObject
, PropertySheet.CategoryCore
, PropertySheet.DublinCore
, PropertySheet.Folder
, PropertySheet.Comment
, PropertySheet.Arrow
, PropertySheet.TradeCondition
, PropertySheet.Order
)
zope.interface.implements(interfaces.ITransformation)
security.declareProtected(Permissions.ModifyPortalContent,
'updateAggregatedAmountList')
def updateAggregatedAmountList(self, context, **kw):
existing_movement_list = context.getMovementList()
aggregated_amount_list = self.getAggregatedAmountList(context=context,
**kw)
modified_resource_list = []
normal_use_list = self.getPortalObject().portal_preferences\
.getPreferredNormalResourceUseCategoryList()
# check if the existing movements are in aggregated movments
movement_to_delete_list = []
movement_to_add_list = []
for movement in existing_movement_list:
keep_movement = False
# here we have to check if the movement is a generated one or
# entered by the user. If it has been entered by user, we have to
# keep it.
resource = movement.getResourceValue()
if resource is not None and \
len(set(normal_use_list).intersection(set(resource\
.getUseList()))):
keep_movement = True
break
for amount in aggregated_amount_list:
# if movement is generated and if not exist, append to delete list
update_kw = {}
for p in self.edited_property_list:
update_kw[p] = amount.getProperty(p)
if movement.getProperty('resource') == update_kw['resource'] and\
movement.getVariationCategoryList() == \
amount.getVariationCategoryList():
movement.edit(**update_kw)
modified_resource_list.append(update_kw['resource'])
keep_movement = True
if not keep_movement:
movement_to_delete_list.append(movement)
movement_to_add_list = [amount for amount in aggregated_amount_list if
amount.getResource() not in modified_resource_list]
return {'movement_to_delete_list' : movement_to_delete_list,
'movement_to_add_list': movement_to_add_list}
security.declareProtected(Permissions.AccessContentsInformation,
'findSpecialiseValueList')
def findSpecialiseValueList(self, context, portal_type_list=None,
visited_trade_condition_list=None):
"""Returns a list of specialised objects representing inheritance tree.
Uses Breadth First Search.
"""
if visited_trade_condition_list is None:
visited_trade_condition_list = []
specialise_value_list = []
if portal_type_list is None:
portal_type_list = [self.getPortalType()]
if context.getPortalType() in portal_type_list:
specialise_value_list.append(context)
for specialise in context.getSpecialiseValueList(portal_type=\
portal_type_list):
if specialise in visited_trade_condition_list:
raise CircularException
visited_trade_condition_list.append(specialise)
specialise_value_list.extend(self.findSpecialiseValueList(context=specialise,
portal_type_list=portal_type_list,
visited_trade_condition_list=visited_trade_condition_list))
return specialise_value_list
security.declareProtected(Permissions.AccessContentsInformation,
'getTradeModelLineComposedList')
def getTradeModelLineComposedList(self, context=None, portal_type_list=None):
"""Returns list of Trade Model Lines using composition.
Reference of Trade Model Line is used to hide other Trade Model Line
In chain first found Trade Model Line has precedence
Context's, if not None, Trade Model Lines have precedence
Result is sorted in safe order to do one time pass - movements which
applies are before its possible contributions.
"""
if portal_type_list is None:
portal_type_list = self.model_line_portal_type_list
reference_list = []
trade_model_line_composed_list = []
containting_object_list = []
if context is not None:
document = context
if getattr(context, 'getExplanationValue', None) is not None:
# if context is movement it is needed to ask its explanation
# for contained Trade Model Lines
document = context.getExplanationValue()
containting_object_list.append(document)
containting_object_list.extend(self.findSpecialiseValueList(self))
for specialise in containting_object_list:
for trade_model_line in specialise.contentValues(
portal_type=portal_type_list):
reference = trade_model_line.getReference()
if reference not in reference_list or reference is None:
reference_list.append(reference)
base_contribution_list = trade_model_line \
.getBaseContributionList()
if len(base_contribution_list) == 0:
# when movement will not generate anything which contributes
# it is safe to be last on list
trade_model_line_composed_list.append(trade_model_line)
else:
# if movements contributes to anything it have to be placed
# just before to what it contributes
index = 0
inserted = False
for old_trade_model_line in trade_model_line_composed_list:
for base_application in old_trade_model_line \
.getBaseApplicationList():
if base_application in base_contribution_list:
trade_model_line_composed_list.insert(index,
trade_model_line)
inserted = True
break
if inserted:
break
index += 1
if not inserted:
# last resort - nothing was found, it is safe to put movement
# in beginning of list
trade_model_line_composed_list.insert(0, trade_model_line)
return trade_model_line_composed_list
security.declareProtected(Permissions.AccessContentsInformation,
'getAggregatedAmountList')
def getAggregatedAmountList(self, context, movement_list=None, **kw):
result = AggregatedAmountList()
trade_model_line_composed_list = \
self.getTradeModelLineComposedList(context)
need_to_run = 1
if movement_list is None:
movement_list = []
while need_to_run:
need_to_run = 0
for model_line in trade_model_line_composed_list:
model_line_result = model_line.getAggregatedAmountList(context,
movement_list=movement_list,
current_aggregated_amount_list=result,
**kw)
result.extend(model_line_result)
if len(result) != len(movement_list):
# something was added
need_to_run = 1
movement_list = result
# remove movement that should not be created
final_list = []
for movement in result:
if movement.getCausalityValue().getCreateLine():
final_list.append(movement)
return final_list