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##############################################################################
#
# Copyright (c) 2002-2005 Nexedi SARL and Contributors. All Rights Reserved.
# Jean-Paul Smets-Solanes <jp@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 Acquisition import aq_base
from AccessControl import ClassSecurityInfo
from Products.ERP5Type import Permissions, PropertySheet, interfaces
from Products.ERP5.Document.DeliveryCell import DeliveryCell
class InventoryCell(DeliveryCell):
"""
An InventoryCell allows to define specific inventory
for each variation of a resource in an inventory line.
"""
meta_type = 'ERP5 Inventory Cell'
portal_type = 'Inventory Cell'
add_permission = Permissions.AddPortalContent
isPortalContent = 1
isRADContent = 1
isMovement = 1
isInventoryMovement = 1
# Declarative security
security = ClassSecurityInfo()
security.declareObjectProtected(Permissions.AccessContentsInformation)
# Declarative interfaces
__implements__ = ( interfaces.IVariated, )
# Declarative properties
property_sheets = ( PropertySheet.Base
, PropertySheet.CategoryCore
, PropertySheet.Amount
, PropertySheet.InventoryMovement
, PropertySheet.Task
, PropertySheet.Movement
, PropertySheet.Price
, PropertySheet.Predicate
, PropertySheet.MappedValue
, PropertySheet.ItemAggregation
)
def _edit(self, REQUEST=None, force_update = 0, **kw):
DeliveryCell._edit(self, REQUEST=REQUEST, force_update = force_update, **kw)
# Calculate inventory
item_list = self.getAggregateValueList()
if item_list not in [None,[]]:
inventory = 0
for item in item_list:
if item.getQuantity() not in [None, '']:
inventory += item.getQuantity()
self.setInventory(inventory)
security.declareProtected(Permissions.AccessContentsInformation, 'getTotalInventory')
def getTotalInventory(self):
"""
Returns the inventory if no cell or the total inventory if cells
"""
if not self.hasCellContent():
return self.getInventory()
else:
# Use MySQL
aggregate = self.InventoryLine_zGetTotal()[0]
return aggregate.total_inventory or 0.0
security.declareProtected(Permissions.AccessContentsInformation, 'getQuantity')
def getQuantity(self):
"""
Computes a quantity which allows to reach inventory
"""
if not self.hasCellContent():
# First check if quantity already exists
quantity = self._baseGetQuantity()
if quantity not in (0.0, 0, None):
return quantity
# Make sure inventory is defined somewhere (here or parent)
if getattr(aq_base(self), 'inventory', None) is None:
return 0.0 # No inventory defined, so no quantity
return self.getInventory()
else:
return None
# Inventory cataloging
security.declareProtected(Permissions.AccessContentsInformation, 'getConvertedInventory')
def getConvertedInventory(self):
"""
provides a default inventory value - None since
no inventory was defined.
"""
return self.getInventory() # XXX quantity unit is missing
def reindexObject(self, *args, **kw):
"""
Make sure to reindex the inventory
"""
self.getParentValue().reindexObject(*args, **kw)