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# -*- encoding: utf-8 -*-
###############################################################################
# #
# product_multi_price for OpenERP #
# Copyright (C) 2011 Akretion Benoît GUILLOT <benoit.guillot@akretion.com> #
# #
# This program is free software: you can redistribute it and/or modify #
# it under the terms of the GNU Affero General Public License as #
# published by the Free Software Foundation, either version 3 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 Affero General Public License for more details. #
# #
# You should have received a copy of the GNU Affero General Public License #
# along with this program. If not, see <http://www.gnu.org/licenses/>. #
# #
###############################################################################
from openerp.osv.orm import Model
from openerp.osv import fields
class account_tax(Model):
_inherit = 'account.tax'
_columns = {
'related_inc_tax_id': fields.many2one('account.tax', 'Related Included Tax', domain=[('price_include','=', True)]),
}
# overload def compute all but add a choice for the decimal precision
def compute_all_with_precision(self, cr, uid, taxes, price_unit, quantity, address_id=None, product=None, partner=None, force_excluded=False, precision=None):
"""
:param force_excluded: boolean used to say that we don't want to consider the value of field price_include of
tax. It's used in encoding by line where you don't matter if you encoded a tax with that boolean to True or
False
RETURN: {
'total': 0.0, # Total without taxes
'total_included: 0.0, # Total with taxes
'taxes': [] # List of taxes, see compute for the format
}
"""
if not precision:
precision = self.pool.get('decimal.precision').precision_get(cr, uid, 'Account')
totalin = totalex = round(price_unit * quantity, precision)
tin = []
tex = []
for tax in taxes:
if not tax.price_include or force_excluded:
tex.append(tax)
else:
tin.append(tax)
tin = self.compute_inv(cr, uid, tin, price_unit, quantity, address_id=address_id, product=product, partner=partner)
for r in tin:
totalex -= r.get('amount', 0.0)
totlex_qty = 0.0
try:
totlex_qty = totalex/quantity
except:
pass
tex = self._compute(cr, uid, tex, totlex_qty, quantity, address_id=address_id, product=product, partner=partner)
for r in tex:
totalin += r.get('amount', 0.0)
return {
'total': totalex,
'total_included': totalin,
'taxes': tin + tex
}