############################################################################## # # Copyright (c) 2008 Nexedi SARL and Contributors. All Rights Reserved. # # 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 from Products.ERP5Type.Permissions import AccessContentsInformation from Products.ERP5Type.XMLObject import XMLObject class QuantityUnitConversionDefinition(XMLObject): """ Quantity Unit Conversion Definition """ meta_type = 'ERP5 Quantity Unit Conversion Definition' portal_type = 'Quantity Unit Conversion Definition' # Declarative security security = ClassSecurityInfo() security.declareObjectProtected(AccessContentsInformation) # Declarative properties property_sheets = ( PropertySheet.Base , PropertySheet.XMLObject , PropertySheet.CategoryCore , PropertySheet.Amount , PropertySheet.QuantityUnitConversionDefinition ) security.declareProtected(Permissions.AccessContentsInformation, 'getTitle') def getTitle(self): """ Set a title that includes the Quantity Unit """ default_title = self._baseGetTitle() quantity_unit = self.getQuantityUnitValue() if quantity_unit is not None: # only the last part is relevant return "%s Definition" % quantity_unit.getTitle() return default_title def getConversionRatio(self): """ Compute conversion ratio associated with this definition """ quantity = self.getQuantity() if quantity != 0 and self.isInverse(): quantity = 1.0/quantity return quantity