OrderLine.py 4.35 KB
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##############################################################################
#
# Copyright (c) 2002 Nexedi SARL and Contributors. All Rights Reserved.
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#                    Jean-Paul Smets-Solanes <jp@nexedi.com>
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#
# 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 Globals import InitializeClass, PersistentMapping
from AccessControl import ClassSecurityInfo

from Products.ERP5Type import Permissions, PropertySheet, Constraint, Interface
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from Products.ERP5Type.TransactionalVariable import getTransactionalVariable
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from Products.ERP5.Document.DeliveryLine import DeliveryLine
from Products.ERP5.Document.Movement import Movement

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from zLOG import LOG

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class OrderLine(DeliveryLine):
    """
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      A order line defines quantity and price
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    """

    meta_type = 'ERP5 Order Line'
    portal_type = 'Order Line'

    # Declarative security
    security = ClassSecurityInfo()
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    security.declareObjectProtected(Permissions.AccessContentsInformation)
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    # Declarative properties
    property_sheets = ( PropertySheet.Base
                      , PropertySheet.XMLObject
                      , PropertySheet.CategoryCore
                      , PropertySheet.Amount
                      , PropertySheet.Task
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                      , PropertySheet.DublinCore
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                      , PropertySheet.Arrow
                      , PropertySheet.Movement
                      , PropertySheet.Price
                      , PropertySheet.VariationRange
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                      , PropertySheet.ItemAggregation
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                      )

    # Declarative interfaces
    __implements__ = ( Interface.Variated, )

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    security.declareProtected(Permissions.AccessContentsInformation,
                              'hasLineContent')
    def hasLineContent(self):
      """Return true if the object contains lines.
         We cache results in a volatile variable.
      """
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      transactional_variable = getTransactionalVariable(self)
      call_method_key = ('Products.ERP5.Document.OrderLine.hasLineContent', self.getPhysicalPath())
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      try:
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        result = transactional_variable[call_method_key]
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      except KeyError:
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        result = len(self.contentValues(meta_type=self.meta_type)) > 0
        transactional_variable[call_method_key] = result
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      return result

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    def applyToOrderLineRelatedMovement(self, portal_type='Simulation Movement', 
                                        method_id = 'expand'):
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      """
        Warning: does not work if it was not catalogued immediately
      """
      # Find related in simulation
      for my_simulation_movement in self.getOrderRelatedValueList(
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                                   portal_type = 'Simulation Movement'):
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        # And apply
        getattr(my_simulation_movement, method_id)()
      for c in self.contentValues(filter={'portal_type': 'Delivery Cell'}):
        for my_simulation_movement in c.getOrderRelatedValueList(
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                                   portal_type = 'Simulation Movement'):
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          # And apply
          getattr(my_simulation_movement, method_id)()

    # Simulation Consistency Check
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    def getSimulationQuantity(self):
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      """
          Computes the target quantities in the simulation
      """
      result = self.OrderLine_zGetRelatedQuantity(uid=self.getUid())
      if len(result) > 0:
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        return result[0].quantity
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      return None
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