Initial import of amortisation classes

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@1500 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5/PropertySheet/Amortisation.py

+##############################################################################
+#
+# Copyright (c) 2004 Nexedi SARL and Contributors. All Rights Reserved.
+#                    Guillaume Michon <guillaume@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 Products.ERP5.ERP5Globals import *
+
+class Amortisation:
+    """
+        Properties which allow to immobilise an item
+
+        These properties are applied to an Immobilisation Movement or to an Item
+        
+        TODO:
+          
+          - rename categories for more genericity (input_acount -> input)
+          
+          - rename vat property            
+    """
+
+    _properties = (
+        {   'id'          : 'amortisation_value', # XXX Naming - value has other meaning in ERP5
+            'description' : 'The deprecated value of the item',
+            'description' : 'The value to use to calculate the accounting amortisation movements (net of tax)',
+            'type'        : 'float',
+            'acquisition_base_category'     : ('parent',),
+            'acquisition_portal_type'       : item_type_list,
+            'acquisition_copy_value'        : 1,
+            'acquisition_mask_value'        : 1,
+            'acquisition_accessor_id'       : 'getAmortisationValue',
+            'acquisition_depends'           : None,
+            'mode'        : 'w' },
+        {   'id'          : 'amortisation_duration',
+            'description' : 'The remaining amortisation duration in months',
+            'type'        : 'int',
+            'acquisition_base_category'     : ('parent',),
+            'acquisition_portal_type'       : item_type_list,
+            'acquisition_copy_value'        : 1,
+            'acquisition_mask_value'        : 1,
+            'acquisition_accessor_id'       : 'getAmortisationDuration',
+            'acquisition_depends'           : None,
+            'mode'        : 'w' },
+        {   'id'          : 'immobilisation',
+            'description' : 'The item is immobilised after the movement',
+            'type'        : 'boolean',
+            'acquisition_base_category'     : ('parent',),
+            'acquisition_portal_type'       : item_type_list,
+            'acquisition_copy_value'        : 1,
+            'acquisition_mask_value'        : 1,
+            'acquisition_accessor_id'       : 'getImmobilisation',
+            'acquisition_depends'           : None,
+            'mode'        : 'w' },
+        {   'id'          : 'fiscal_coefficient',
+            'description' : 'The fiscal coefficient to use in degressive amortisation',
+            'type'        : 'float',
+            'acquisition_base_category'     : ('parent',),
+            'acquisition_portal_type'       : item_type_list,
+            'acquisition_copy_value'        : 1,
+            'acquisition_mask_value'        : 1,
+            'acquisition_accessor_id'       : 'getFiscalCoefficient',
+            'acquisition_depends'           : None,
+            'mode'        : 'w' },
+        {   'id'          : 'vat', # XXX Naming problem according to JPS
+            'description' : 'The VAT at the beginning of the immobilisation period',
+            'type'        : 'float',
+            'acquisition_base_category'     : ('parent',),
+            'acquisition_portal_type'       : item_type_list,
+            'acquisition_copy_value'        : 1,
+            'acquisition_mask_value'        : 1,
+            'acquisition_accessor_id'       : 'getVat',
+            'acquisition_depends'           : None,
+            'mode'        : 'w' },
+        
+            )
+    
+    _categories = ('input_account', 'output_account', 'immobilisation_account', 
+                   'amortisation_account', 'depreciation_account',
+                   'vat_account', 'amortisation_type') # XXX Some rename required