1 # -*- encoding: utf-8 -*-
2 ##############################################################################
4 # Copyright (c) 2004-2008 TINY SPRL. (http://tiny.be) All Rights Reserved.
8 # WARNING: This program as such is intended to be used by professional
9 # programmers who take the whole responsability of assessing all potential
10 # consequences resulting from its eventual inadequacies and bugs
11 # End users who are looking for a ready-to-use solution with commercial
12 # garantees and support are strongly adviced to contract a Free Software
15 # This program is Free Software; you can redistribute it and/or
16 # modify it under the terms of the GNU General Public License
17 # as published by the Free Software Foundation; either version 2
18 # of the License, or (at your option) any later version.
20 # This program is distributed in the hope that it will be useful,
21 # but WITHOUT ANY WARRANTY; without even the implied warranty of
22 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
23 # GNU General Public License for more details.
25 # You should have received a copy of the GNU General Public License
26 # along with this program; if not, write to the Free Software
27 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
29 ##############################################################################
31 from osv import fields, osv
32 from mx import DateTime
34 class Invoice(osv.osv):
35 _inherit = 'account.invoice'
37 def _amount_to_pay(self, cursor, user, ids, name, args, context=None):
38 '''Return the amount still to pay regarding all the payment orders'''
42 for invoice in self.browse(cursor, user, ids, context=context):
45 for line in invoice.move_id.line_id:
46 if not line.date_maturity or \
47 DateTime.strptime(line.date_maturity, '%Y-%m-%d') \
49 res[invoice.id] += line.amount_to_pay
53 'amount_to_pay': fields.function(_amount_to_pay, method=True,
54 type='float', string='Amount to be paid',
55 help='The amount which should be paid at the current date\n' \
56 'minus the amount which is already in payment order'),
61 # vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4: