[ADD] Basic tax processing from the bank statement line

This commit is contained in:
unknown
2013-10-14 14:35:59 +02:00
committed by Holger Brunn
6 changed files with 207 additions and 0 deletions

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import model

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# -*- coding: utf-8 -*-
##############################################################################
#
# Copyright (C) 2012 - 2013 Therp BV (<http://therp.nl>).
# All Rights Reserved
#
# 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/>.
#
##############################################################################
{
'name': 'Apply a tax on bank statement lines',
'version': '0.1',
'license': 'AGPL-3',
'author': 'Therp BV',
'website': 'https://launchpad.net/banking-addons',
'category': 'Banking addons',
'depends': [
'account',
],
'data': [
'view/account_bank_statement.xml',
],
'description': '''
Allow an (inclusive) tax to be set on a bank statement line. When the
statement is confirmed, the tax will be processed like a tax set on a
move line.
This module is co-funded by BAS Solutions.
''',
'installable': True,
}

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import account_bank_statement_line
import account_bank_statement

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# -*- coding: utf-8 -*-
##############################################################################
#
# Copyright (C) 2012 - 2013 Therp BV (<http://therp.nl>).
# All Rights Reserved
#
# 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 import orm
from openerp.tools import ustr
class AccountBankStatement(orm.Model):
_inherit = 'account.bank.statement'
def get_tax_move_lines(
self, cr, uid, st_line, defaults,
company_currency_id, context=None):
"""
Process inclusive taxes on bank statement lines.
@param st_line: browse record of the statement line
@param defaults: dictionary of default move line values. Usually
the same as the originating move line.
return one or more serialized tax move lines and a set of values to
update the originating move line with, containing the new amount.
"""
if not st_line.tax_id:
return False, False
tax_obj = self.pool.get('account.tax')
move_lines = []
update_move_line = {}
base_amount = -defaults['credit'] or defaults['debit']
tax_obj = self.pool.get('account.tax')
fiscal_position = (
st_line.partner_id.property_account_position
if st_line.partner_id and
st_line.partner_id.property_account_position
else False)
tax_ids = self.pool.get('account.fiscal.position').map_tax(
cr, uid, fiscal_position, [st_line.tax_id])
taxes = tax_obj.browse(cr, uid, tax_ids, context=context)
computed_taxes = tax_obj.compute_all(
cr, uid, taxes, base_amount, 1.00)
for tax in computed_taxes['taxes']:
if tax['tax_code_id']:
if not update_move_line.get('tax_code_id'):
update_move_line['tax_code_id'] = tax['base_code_id']
update_move_line['tax_amount'] = tax['base_sign'] * (
computed_taxes.get('total', 0.0))
# As the tax is inclusive, we need to correct the amount on the
# original move line
amount = computed_taxes.get('total', 0.0)
update_move_line['credit'] = ((amount < 0) and -amount) or 0.0
update_move_line['debit'] = ((amount > 0) and amount) or 0.0
move_lines.append({
'move_id': defaults['move_id'],
'name': defaults.get('name', '') + ' ' + ustr(tax['name'] or ''),
'date': defaults.get('date', False),
'partner_id': defaults.get('partner_id', False),
'ref': defaults.get('ref', False),
'statement_id': defaults.get('statement_id'),
'tax_code_id': tax['tax_code_id'],
'tax_amount': tax['tax_sign'] * tax.get('amount', 0.0),
'account_id': tax.get('account_collected_id', defaults['account_id']),
'credit': tax['amount'] < 0 and - tax['amount'] or 0.0,
'debit': tax['amount'] > 0 and tax['amount'] or 0.0,
'account_id': tax.get('account_collected_id', defaults['account_id']),
})
return move_lines, update_move_line
def _prepare_bank_move_line(
self, cr, uid, st_line, move_id, amount, company_currency_id,
context=None):
"""
Overload of the original method from the account module. Create
the tax move lines.
"""
res = super(AccountBankStatement, self)._prepare_bank_move_line(
cr, uid, st_line, move_id, amount, company_currency_id,
context=context)
if st_line.tax_id:
tax_move_lines, counterpart_update_vals = self.get_tax_move_lines(
cr, uid, st_line, res, company_currency_id, context=context)
res.update(counterpart_update_vals)
for tax_move_line in tax_move_lines:
self.pool.get('account.move.line').create(
cr, uid, tax_move_line, context=context)
return res

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# -*- coding: utf-8 -*-
##############################################################################
#
# Copyright (C) 2012 - 2013 Therp BV (<http://therp.nl>).
# All Rights Reserved
#
# 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 import orm, fields
class AccountBankStatementLine(orm.Model):
_inherit = 'account.bank.statement.line'
_columns = {
'tax_id': fields.many2one(
'account.tax', 'Tax',
domain=[('price_include','=', True)],
help="Apply an (inclusive) tax from the bank statement line",
),
}

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<?xml version="1.0" encoding="utf-8"?>
<openerp>
<data>
<record id="view_bank_statement_form" model="ir.ui.view">
<field name="name">Add tax to the embedded bank statement line form</field>
<field name="inherit_id" ref="account.view_bank_statement_form" />
<field name="model">account.bank.statement</field>
<field name="arch" type="xml">
<xpath expr="//field[@name='line_ids']/tree/field[@name='amount']"
position="after">
<field name="tax_id"
domain="[('parent_id', '=', False), ('price_include', '=', True), ('type_tax_use', 'in', (amount and amount &gt; 0 and ('sale', 'all') or ('purchase', 'all')))]"
/>
</xpath>
</field>
</record>
</data>
</openerp>