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##############################################################################
#
# Copyright (c) 2006 Nexedi SARL and Contributors. All Rights Reserved.
# Rafael M. Monnerat <rafael@nexedi.com>
#
# 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#
##############################################################################
from AccessControl import ClassSecurityInfo
from Products.ERP5Type.DivergenceMessage import DivergenceMessage
from Products.ERP5Type import Permissions, PropertySheet, Constraint, Interface
from Products.ERP5.Document.PropertyDivergenceTester import \
PropertyDivergenceTester
class QuantityDivergenceTester(PropertyDivergenceTester):
"""
The purpose of this divergence tester is to check the
consistency between delivery movement and simulation movement
for the property quantity.
"""
meta_type = 'ERP5 Divergence Tester'
portal_type = 'Quantity Divergence Tester'
add_permission = Permissions.AddPortalContent
isPortalContent = 1
isRADContent = 1
# Declarative security
security = ClassSecurityInfo()
security.declareObjectProtected(Permissions.AccessContentsInformation)
# Declarative interfaces
__implements__ = ( Interface.DivergenceTester, )
# Declarative properties
property_sheets = ( PropertySheet.Base
, PropertySheet.XMLObject
, PropertySheet.CategoryCore
, PropertySheet.DublinCore
, PropertySheet.DivergenceTester
)
def explain(self, simulation_movement):
"""
This method returns a list of messages that contains
the divergence of the Delivery Line.
"""
delivery = simulation_movement.getDeliveryValue()
d_quantity = delivery.getQuantity()
quantity = simulation_movement.getCorrectedQuantity()
d_error = simulation_movement.getDeliveryError()
extra_parameters = dict()
if abs(quantity - d_quantity) < 1:
# if the difference between quantities are small, use repr to have more
# precise float display in the divergence message.
extra_parameters = dict(
decision_title=repr(d_quantity),
prevision_title=repr(quantity),)
message = DivergenceMessage(object_relative_url= delivery.getRelativeUrl(),
divergence_scope='quantity',
simulation_movement = simulation_movement,
decision_value = d_quantity ,
prevision_value = quantity,
tested_property='quantity',
message='Quantity',
**extra_parameters
)
if quantity is None:
if d_quantity is None:
return []
return [message]
if d_quantity is None:
d_quantity = 0
if d_error is None:
d_error = 0
delivery_ratio = simulation_movement.getDeliveryRatio()
# if the delivery_ratio is None, make sure that we are
# divergent even if the delivery quantity is 0
if delivery_ratio is not None:
d_quantity *= delivery_ratio
message.decision_value = d_quantity
message.decision_title = repr(d_quantity)
if delivery_ratio == 0 and quantity > 0:
return [message]
if d_quantity != quantity + d_error:
return [message]
return []