1637 lines
60 KiB
Python
1637 lines
60 KiB
Python
# This file is part of Tryton. The COPYRIGHT file at the top level of
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# this repository contains the full copyright notices and license terms.
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import datetime
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from collections import namedtuple
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from decimal import Decimal
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from itertools import groupby
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from sql import Null
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from sql.aggregate import Sum
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from sql.conditionals import Case
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from trytond.model import ModelView, ModelSQL, MatchMixin, fields
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from trytond.wizard import Wizard, StateView, StateAction, Button
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from trytond import backend
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from trytond.pyson import Eval, If, Bool, PYSONEncoder
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from trytond.transaction import Transaction
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from trytond.pool import Pool, PoolMeta
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__all__ = ['TaxGroup', 'TaxCodeTemplate', 'TaxCode',
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'OpenChartTaxCodeStart', 'OpenChartTaxCode',
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'TaxTemplate', 'Tax', 'TaxLine', 'TaxRuleTemplate', 'TaxRule',
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'TaxRuleLineTemplate', 'TaxRuleLine',
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'OpenTaxCode',
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'AccountTemplateTaxTemplate', 'AccountTemplate2', 'AccountTax', 'Account2']
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KINDS = [
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('sale', 'Sale'),
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('purchase', 'Purchase'),
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('both', 'Both'),
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]
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class TaxGroup(ModelSQL, ModelView):
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'Tax Group'
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__name__ = 'account.tax.group'
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name = fields.Char('Name', size=None, required=True)
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code = fields.Char('Code', size=None, required=True)
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kind = fields.Selection(KINDS, 'Kind', required=True)
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@classmethod
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def __register__(cls, module_name):
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TableHandler = backend.get('TableHandler')
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super(TaxGroup, cls).__register__(module_name)
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table = TableHandler(cls, module_name)
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# Migration from 1.4 drop code_uniq constraint
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table.drop_constraint('code_uniq')
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@staticmethod
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def default_kind():
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return 'both'
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class TaxCodeTemplate(ModelSQL, ModelView):
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'Tax Code Template'
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__name__ = 'account.tax.code.template'
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name = fields.Char('Name', required=True)
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code = fields.Char('Code')
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parent = fields.Many2One('account.tax.code.template', 'Parent')
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childs = fields.One2Many('account.tax.code.template', 'parent', 'Children')
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account = fields.Many2One('account.account.template', 'Account Template',
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domain=[('parent', '=', None)], required=True)
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description = fields.Text('Description')
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@classmethod
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def __setup__(cls):
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super(TaxCodeTemplate, cls).__setup__()
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cls._order.insert(0, ('code', 'ASC'))
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cls._order.insert(0, ('account', 'ASC'))
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@classmethod
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def validate(cls, templates):
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super(TaxCodeTemplate, cls).validate(templates)
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cls.check_recursion(templates)
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def _get_tax_code_value(self, code=None):
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'''
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Set values for tax code creation.
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'''
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res = {}
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if not code or code.name != self.name:
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res['name'] = self.name
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if not code or code.code != self.code:
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res['code'] = self.code
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if not code or code.description != self.description:
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res['description'] = self.description
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if not code or code.template.id != self.id:
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res['template'] = self.id
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return res
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@classmethod
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def create_tax_code(cls, account_id, company_id, template2tax_code=None):
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'''
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Create recursively tax codes based on template.
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template2tax_code is a dictionary with tax code template id as key and
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tax code id as value, used to convert template id into tax code. The
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dictionary is filled with new tax codes.
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'''
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pool = Pool()
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TaxCode = pool.get('account.tax.code')
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if template2tax_code is None:
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template2tax_code = {}
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def create(templates):
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values = []
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created = []
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for template in templates:
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if template.id not in template2tax_code:
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vals = template._get_tax_code_value()
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vals['company'] = company_id
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if template.parent:
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vals['parent'] = template2tax_code[template.parent.id]
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else:
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vals['parent'] = None
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values.append(vals)
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created.append(template)
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tax_codes = TaxCode.create(values)
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for template, tax_code in zip(created, tax_codes):
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template2tax_code[template.id] = tax_code.id
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childs = cls.search([
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('account', '=', account_id),
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('parent', '=', None),
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])
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while childs:
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create(childs)
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childs = sum((c.childs for c in childs), ())
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class TaxCode(ModelSQL, ModelView):
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'Tax Code'
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__name__ = 'account.tax.code'
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name = fields.Char('Name', size=None, required=True, select=True)
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code = fields.Char('Code', size=None, select=True)
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active = fields.Boolean('Active', select=True)
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company = fields.Many2One('company.company', 'Company', required=True,
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select=True)
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parent = fields.Many2One('account.tax.code', 'Parent', select=True,
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domain=[('company', '=', Eval('company', 0))], depends=['company'])
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childs = fields.One2Many('account.tax.code', 'parent', 'Children',
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domain=[('company', '=', Eval('company', 0))], depends=['company'])
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currency_digits = fields.Function(fields.Integer('Currency Digits'),
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'on_change_with_currency_digits')
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sum = fields.Function(fields.Numeric('Sum',
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digits=(16, Eval('currency_digits', 2)), depends=['currency_digits']),
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'get_sum')
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template = fields.Many2One('account.tax.code.template', 'Template')
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description = fields.Text('Description')
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@classmethod
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def __setup__(cls):
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super(TaxCode, cls).__setup__()
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cls._order.insert(0, ('code', 'ASC'))
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@classmethod
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def validate(cls, codes):
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super(TaxCode, cls).validate(codes)
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cls.check_recursion(codes)
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@staticmethod
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def default_active():
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return True
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@staticmethod
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def default_company():
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return Transaction().context.get('company')
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@fields.depends('company')
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def on_change_with_currency_digits(self, name=None):
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if self.company:
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return self.company.currency.digits
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return 2
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@classmethod
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def get_sum(cls, codes, name):
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cursor = Transaction().connection.cursor()
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res = {}
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pool = Pool()
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MoveLine = pool.get('account.move.line')
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TaxLine = pool.get('account.tax.line')
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code = cls.__table__()
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tax_line = TaxLine.__table__()
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move_line = MoveLine.__table__()
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childs = cls.search([
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('parent', 'child_of', [c.id for c in codes]),
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])
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all_codes = list(set(codes) | set(childs))
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line_query, _ = MoveLine.query_get(move_line)
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cursor.execute(*code.join(tax_line, condition=tax_line.code == code.id
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).join(move_line, condition=tax_line.move_line == move_line.id
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).select(code.id, Sum(tax_line.amount),
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where=code.id.in_([c.id for c in all_codes])
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& (code.active == True) & line_query,
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group_by=code.id))
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code_sum = {}
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for code_id, sum in cursor.fetchall():
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# SQLite uses float for SUM
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if not isinstance(sum, Decimal):
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sum = Decimal(str(sum))
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code_sum[code_id] = sum
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for code in codes:
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res.setdefault(code.id, Decimal('0.0'))
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childs = cls.search([
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('parent', 'child_of', [code.id]),
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])
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for child in childs:
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res[code.id] += code.company.currency.round(
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code_sum.get(child.id, Decimal('0.0')))
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res[code.id] = code.company.currency.round(res[code.id])
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return res
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def get_rec_name(self, name):
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if self.code:
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return self.code + ' - ' + self.name
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else:
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return self.name
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@classmethod
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def search_rec_name(cls, name, clause):
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if clause[1].startswith('!') or clause[1].startswith('not '):
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bool_op = 'AND'
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else:
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bool_op = 'OR'
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return [bool_op,
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('code',) + tuple(clause[1:]),
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(cls._rec_name,) + tuple(clause[1:]),
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]
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@classmethod
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def copy(cls, codes, default=None):
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if default is None:
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default = {}
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else:
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default = default.copy()
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default.setdefault('template')
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return super(TaxCode, cls).copy(codes, default=default)
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@classmethod
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def delete(cls, codes):
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codes = cls.search([
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('parent', 'child_of', [c.id for c in codes]),
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])
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super(TaxCode, cls).delete(codes)
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@classmethod
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def update_tax_code(cls, company_id, template2tax_code=None):
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'''
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Update recursively tax code based on template.
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template2tax_code is a dictionary with tax code template id as key and
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tax code id as value, used to convert template id into tax code. The
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dictionary is filled with new tax codes
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'''
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if template2tax_code is None:
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template2tax_code = {}
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values = []
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childs = cls.search([
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('company', '=', company_id),
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('parent', '=', None),
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])
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while childs:
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for child in childs:
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if child.template:
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vals = child.template._get_tax_code_value(code=child)
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if vals:
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values.append([child])
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values.append(vals)
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template2tax_code[child.template.id] = child.id
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childs = sum((c.childs for c in childs), ())
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if values:
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cls.write(*values)
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class OpenChartTaxCodeStart(ModelView):
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'Open Chart of Tax Codes'
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__name__ = 'account.tax.code.open_chart.start'
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method = fields.Selection([
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('fiscalyear', 'By Fiscal Year'),
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('periods', 'By Periods'),
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], 'Method', required=True)
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fiscalyear = fields.Many2One('account.fiscalyear', 'Fiscal Year',
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help='Leave empty for all open fiscal year',
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states={
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'invisible': Eval('method') != 'fiscalyear',
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}, depends=['method'])
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periods = fields.Many2Many('account.period', None, None, 'Periods',
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help='Leave empty for all periods of all open fiscal year',
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states={
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'invisible': Eval('method') != 'periods',
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}, depends=['method'])
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@staticmethod
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def default_method():
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return 'periods'
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class OpenChartTaxCode(Wizard):
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'Open Chart of Tax Codes'
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__name__ = 'account.tax.code.open_chart'
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start = StateView('account.tax.code.open_chart.start',
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'account.tax_code_open_chart_start_view_form', [
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Button('Cancel', 'end', 'tryton-cancel'),
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Button('Open', 'open_', 'tryton-ok', default=True),
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])
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open_ = StateAction('account.act_tax_code_tree2')
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def do_open_(self, action):
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if self.start.method == 'fiscalyear':
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action['pyson_context'] = PYSONEncoder().encode({
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'fiscalyear': (self.start.fiscalyear.id
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if self.start.fiscalyear else None),
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})
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if self.start.fiscalyear:
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action['name'] += ' - %s' % self.start.fiscalyear.rec_name
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else:
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action['pyson_context'] = PYSONEncoder().encode({
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'periods': [x.id for x in self.start.periods],
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})
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period_str = ', '.join(p.rec_name for p in self.start.periods)
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if period_str:
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action['name'] += ' (%s)' % period_str
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return action, {}
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def transition_open_(self):
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return 'end'
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class TaxTemplate(ModelSQL, ModelView):
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'Account Tax Template'
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__name__ = 'account.tax.template'
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name = fields.Char('Name', required=True)
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description = fields.Char('Description', required=True)
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group = fields.Many2One('account.tax.group', 'Group')
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sequence = fields.Integer('Sequence')
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start_date = fields.Date('Starting Date')
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end_date = fields.Date('Ending Date')
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amount = fields.Numeric('Amount', digits=(16, 8),
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states={
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'required': Eval('type') == 'fixed',
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'invisible': Eval('type') != 'fixed',
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},
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depends=['type'])
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rate = fields.Numeric('Rate', digits=(14, 10),
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states={
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'required': Eval('type') == 'percentage',
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'invisible': Eval('type') != 'percentage',
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}, depends=['type'])
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type = fields.Selection([
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('percentage', 'Percentage'),
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('fixed', 'Fixed'),
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('none', 'None'),
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], 'Type', required=True)
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update_unit_price = fields.Boolean('Update Unit Price',
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states={
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'invisible': Bool(Eval('parent')),
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},
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depends=['parent'])
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parent = fields.Many2One('account.tax.template', 'Parent')
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childs = fields.One2Many('account.tax.template', 'parent', 'Children')
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invoice_account = fields.Many2One('account.account.template',
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'Invoice Account')
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credit_note_account = fields.Many2One('account.account.template',
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'Credit Note Account')
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invoice_base_code = fields.Many2One('account.tax.code.template',
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'Invoice Base Code')
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invoice_base_sign = fields.Numeric('Invoice Base Sign', digits=(2, 0))
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invoice_tax_code = fields.Many2One('account.tax.code.template',
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'Invoice Tax Code')
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invoice_tax_sign = fields.Numeric('Invoice Tax Sign', digits=(2, 0))
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credit_note_base_code = fields.Many2One('account.tax.code.template',
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'Credit Note Base Code')
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credit_note_base_sign = fields.Numeric('Credit Note Base Sign',
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digits=(2, 0))
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credit_note_tax_code = fields.Many2One('account.tax.code.template',
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'Credit Note Tax Code')
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credit_note_tax_sign = fields.Numeric('Credit Note Tax Sign',
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digits=(2, 0))
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account = fields.Many2One('account.account.template', 'Account Template',
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domain=[('parent', '=', None)], required=True)
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@classmethod
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def __setup__(cls):
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super(TaxTemplate, cls).__setup__()
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cls._order.insert(0, ('sequence', 'ASC'))
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cls._order.insert(0, ('account', 'ASC'))
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cls._error_messages.update({
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'update_unit_price_with_parent': ('"Update Unit Price" can '
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'not be set on tax "%(template)s" which has a parent.'),
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})
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@classmethod
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def __register__(cls, module_name):
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TableHandler = backend.get('TableHandler')
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super(TaxTemplate, cls).__register__(module_name)
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cursor = Transaction().connection.cursor()
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table = TableHandler(cls, module_name)
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# Migration from 1.0 group is no more required
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table.not_null_action('group', action='remove')
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# Migration from 2.4: drop required on sequence
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table.not_null_action('sequence', action='remove')
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# Migration from 2.8: rename percentage into rate
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if table.column_exist('percentage'):
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sql_table = cls.__table__()
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cursor.execute(*sql_table.update(
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columns=[sql_table.rate],
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values=[sql_table.percentage / 100]))
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table.drop_column('percentage')
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@classmethod
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def validate(cls, tax_templates):
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super(TaxTemplate, cls).validate(tax_templates)
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for tax_template in tax_templates:
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tax_template.check_update_unit_price()
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def check_update_unit_price(self):
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if self.update_unit_price and self.parent:
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self.raise_user_error('update_unit_price_with_parent', {
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'template': self.rec_name,
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})
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@staticmethod
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def order_sequence(tables):
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table, _ = tables[None]
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return [Case((table.sequence == Null, 0), else_=1), table.sequence]
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@staticmethod
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def default_type():
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return 'percentage'
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@staticmethod
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def default_invoice_base_sign():
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return Decimal('1')
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@staticmethod
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def default_invoice_tax_sign():
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return Decimal('1')
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@staticmethod
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def default_credit_note_base_sign():
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return Decimal('-1')
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@staticmethod
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def default_credit_note_tax_sign():
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return Decimal('-1')
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@staticmethod
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def default_update_unit_price():
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return False
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def _get_tax_value(self, tax=None):
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'''
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Set values for tax creation.
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'''
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res = {}
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for field in ('name', 'description', 'sequence', 'amount',
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'rate', 'type', 'invoice_base_sign', 'invoice_tax_sign',
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'credit_note_base_sign', 'credit_note_tax_sign',
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'start_date', 'end_date', 'update_unit_price'):
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if not tax or getattr(tax, field) != getattr(self, field):
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res[field] = getattr(self, field)
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for field in ('group',):
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if not tax or getattr(tax, field) != getattr(self, field):
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value = getattr(self, field)
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if value:
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res[field] = getattr(self, field).id
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else:
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res[field] = None
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if not tax or tax.template != self:
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res['template'] = self.id
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return res
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@classmethod
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def create_tax(cls, account_id, company_id, template2tax_code,
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template2account, template2tax=None):
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'''
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Create recursively taxes based on template.
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template2tax_code is a dictionary with tax code template id as key and
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tax code id as value, used to convert tax code template into tax code.
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template2account is a dictionary with account template id as key and
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account id as value, used to convert account template into account
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code.
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template2tax is a dictionary with tax template id as key and tax id as
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value, used to convert template id into tax. The dictionary is filled
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with new taxes.
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'''
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pool = Pool()
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Tax = pool.get('account.tax')
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if template2tax is None:
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template2tax = {}
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def create(templates):
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values = []
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created = []
|
|
for template in templates:
|
|
if template.id not in template2tax:
|
|
vals = template._get_tax_value()
|
|
vals['company'] = company_id
|
|
if template.parent:
|
|
vals['parent'] = template2tax[template.parent.id]
|
|
else:
|
|
vals['parent'] = None
|
|
if template.invoice_account:
|
|
vals['invoice_account'] = \
|
|
template2account[template.invoice_account.id]
|
|
else:
|
|
vals['invoice_account'] = None
|
|
if template.credit_note_account:
|
|
vals['credit_note_account'] = \
|
|
template2account[template.credit_note_account.id]
|
|
else:
|
|
vals['credit_note_account'] = None
|
|
if template.invoice_base_code:
|
|
vals['invoice_base_code'] = \
|
|
template2tax_code[template.invoice_base_code.id]
|
|
else:
|
|
vals['invoice_base_code'] = None
|
|
if template.invoice_tax_code:
|
|
vals['invoice_tax_code'] = \
|
|
template2tax_code[template.invoice_tax_code.id]
|
|
else:
|
|
vals['invoice_tax_code'] = None
|
|
if template.credit_note_base_code:
|
|
vals['credit_note_base_code'] = \
|
|
template2tax_code[
|
|
template.credit_note_base_code.id]
|
|
else:
|
|
vals['credit_note_base_code'] = None
|
|
if template.credit_note_tax_code:
|
|
vals['credit_note_tax_code'] = \
|
|
template2tax_code[template.credit_note_tax_code.id]
|
|
else:
|
|
vals['credit_note_tax_code'] = None
|
|
|
|
values.append(vals)
|
|
created.append(template)
|
|
|
|
taxes = Tax.create(values)
|
|
for template, tax in zip(created, taxes):
|
|
template2tax[template.id] = tax.id
|
|
|
|
childs = cls.search([
|
|
('account', '=', account_id),
|
|
('parent', '=', None),
|
|
])
|
|
while childs:
|
|
create(childs)
|
|
childs = sum((c.childs for c in childs), ())
|
|
|
|
|
|
class Tax(ModelSQL, ModelView):
|
|
'''
|
|
Account Tax
|
|
|
|
Type:
|
|
percentage: tax = price * rate
|
|
fixed: tax = amount
|
|
none: tax = none
|
|
'''
|
|
__name__ = 'account.tax'
|
|
name = fields.Char('Name', required=True)
|
|
description = fields.Char('Description', required=True,
|
|
help="The name that will be used in reports")
|
|
group = fields.Many2One('account.tax.group', 'Group',
|
|
states={
|
|
'invisible': Bool(Eval('parent')),
|
|
}, depends=['parent'])
|
|
active = fields.Boolean('Active')
|
|
sequence = fields.Integer('Sequence', help='Use to order the taxes')
|
|
start_date = fields.Date('Starting Date')
|
|
end_date = fields.Date('Ending Date')
|
|
currency_digits = fields.Function(fields.Integer('Currency Digits'),
|
|
'on_change_with_currency_digits')
|
|
amount = fields.Numeric('Amount', digits=(16, Eval('currency_digits', 2)),
|
|
states={
|
|
'required': Eval('type') == 'fixed',
|
|
'invisible': Eval('type') != 'fixed',
|
|
}, help='In company\'s currency',
|
|
depends=['type', 'currency_digits'])
|
|
rate = fields.Numeric('Rate', digits=(14, 10),
|
|
states={
|
|
'required': Eval('type') == 'percentage',
|
|
'invisible': Eval('type') != 'percentage',
|
|
}, depends=['type'])
|
|
type = fields.Selection([
|
|
('percentage', 'Percentage'),
|
|
('fixed', 'Fixed'),
|
|
('none', 'None'),
|
|
], 'Type', required=True)
|
|
update_unit_price = fields.Boolean('Update Unit Price',
|
|
states={
|
|
'invisible': Bool(Eval('parent')),
|
|
},
|
|
depends=['parent'],
|
|
help=('If checked then the unit price for further tax computation will'
|
|
' be modified by this tax'))
|
|
parent = fields.Many2One('account.tax', 'Parent', ondelete='CASCADE')
|
|
childs = fields.One2Many('account.tax', 'parent', 'Children')
|
|
company = fields.Many2One('company.company', 'Company', required=True,
|
|
domain=[
|
|
('id', If(Eval('context', {}).contains('company'), '=', '!='),
|
|
Eval('context', {}).get('company', -1)),
|
|
], select=True)
|
|
invoice_account = fields.Many2One('account.account', 'Invoice Account',
|
|
domain=[
|
|
('company', '=', Eval('company')),
|
|
('kind', 'not in', ['view', 'receivable', 'payable']),
|
|
],
|
|
states={
|
|
'readonly': (Eval('type') == 'none') | ~Eval('company'),
|
|
'required': (Eval('type') != 'none') & Eval('company'),
|
|
},
|
|
depends=['company', 'type'])
|
|
credit_note_account = fields.Many2One('account.account',
|
|
'Credit Note Account',
|
|
domain=[
|
|
('company', '=', Eval('company')),
|
|
('kind', 'not in', ['view', 'receivable', 'payable']),
|
|
],
|
|
states={
|
|
'readonly': (Eval('type') == 'none') | ~Eval('company'),
|
|
'required': (Eval('type') != 'none') & Eval('company'),
|
|
},
|
|
depends=['company', 'type'])
|
|
invoice_base_code = fields.Many2One('account.tax.code',
|
|
'Invoice Base Code',
|
|
domain=[
|
|
('company', '=', Eval('company', -1)),
|
|
],
|
|
states={
|
|
'readonly': Eval('type') == 'none',
|
|
},
|
|
depends=['type', 'company'])
|
|
invoice_base_sign = fields.Numeric('Invoice Base Sign', digits=(2, 0),
|
|
help='Usualy 1 or -1',
|
|
states={
|
|
'required': Eval('type') != 'none',
|
|
'readonly': Eval('type') == 'none',
|
|
}, depends=['type'])
|
|
invoice_tax_code = fields.Many2One('account.tax.code',
|
|
'Invoice Tax Code',
|
|
domain=[
|
|
('company', '=', Eval('company', -1)),
|
|
],
|
|
states={
|
|
'readonly': Eval('type') == 'none',
|
|
},
|
|
depends=['type', 'company'])
|
|
invoice_tax_sign = fields.Numeric('Invoice Tax Sign', digits=(2, 0),
|
|
help='Usualy 1 or -1',
|
|
states={
|
|
'required': Eval('type') != 'none',
|
|
'readonly': Eval('type') == 'none',
|
|
}, depends=['type'])
|
|
credit_note_base_code = fields.Many2One('account.tax.code',
|
|
'Credit Note Base Code',
|
|
domain=[
|
|
('company', '=', Eval('company', -1)),
|
|
],
|
|
states={
|
|
'readonly': Eval('type') == 'none',
|
|
},
|
|
depends=['type', 'company'])
|
|
credit_note_base_sign = fields.Numeric('Credit Note Base Sign',
|
|
digits=(2, 0), help='Usualy 1 or -1',
|
|
states={
|
|
'required': Eval('type') != 'none',
|
|
'readonly': Eval('type') == 'none',
|
|
}, depends=['type'])
|
|
credit_note_tax_code = fields.Many2One('account.tax.code',
|
|
'Credit Note Tax Code',
|
|
domain=[
|
|
('company', '=', Eval('company', -1)),
|
|
],
|
|
states={
|
|
'readonly': Eval('type') == 'none',
|
|
},
|
|
depends=['type', 'company'])
|
|
credit_note_tax_sign = fields.Numeric('Credit Note Tax Sign',
|
|
digits=(2, 0), help='Usualy 1 or -1',
|
|
states={
|
|
'required': Eval('type') != 'none',
|
|
'readonly': Eval('type') == 'none',
|
|
}, depends=['type'])
|
|
template = fields.Many2One('account.tax.template', 'Template')
|
|
|
|
@classmethod
|
|
def __setup__(cls):
|
|
super(Tax, cls).__setup__()
|
|
cls._order.insert(0, ('sequence', 'ASC'))
|
|
cls._error_messages.update({
|
|
'update_unit_price_with_parent': ('"Update Unit Price" can '
|
|
'not be set on tax "%(template)s" which has a parent.'),
|
|
})
|
|
|
|
@classmethod
|
|
def __register__(cls, module_name):
|
|
TableHandler = backend.get('TableHandler')
|
|
super(Tax, cls).__register__(module_name)
|
|
cursor = Transaction().connection.cursor()
|
|
table = TableHandler(cls, module_name)
|
|
|
|
# Migration from 1.0 group is no more required
|
|
table.not_null_action('group', action='remove')
|
|
|
|
# Migration from 2.4: drop required on sequence
|
|
table.not_null_action('sequence', action='remove')
|
|
|
|
# Migration from 2.8: rename percentage into rate
|
|
if table.column_exist('percentage'):
|
|
sql_table = cls.__table__()
|
|
cursor.execute(*sql_table.update(
|
|
columns=[sql_table.rate],
|
|
values=[sql_table.percentage / 100]))
|
|
table.drop_column('percentage')
|
|
|
|
@classmethod
|
|
def validate(cls, taxes):
|
|
super(Tax, cls).validate(taxes)
|
|
for tax in taxes:
|
|
tax.check_update_unit_price()
|
|
|
|
def check_update_unit_price(self):
|
|
if self.parent and self.update_unit_price:
|
|
self.raise_user_error('update_unit_price_with_parent', {
|
|
'tax': self.rec_name,
|
|
})
|
|
|
|
@staticmethod
|
|
def order_sequence(tables):
|
|
table, _ = tables[None]
|
|
return [Case((table.sequence == Null, 0), else_=1), table.sequence]
|
|
|
|
@staticmethod
|
|
def default_active():
|
|
return True
|
|
|
|
@staticmethod
|
|
def default_type():
|
|
return 'percentage'
|
|
|
|
@staticmethod
|
|
def default_invoice_base_sign():
|
|
return Decimal('1')
|
|
|
|
@staticmethod
|
|
def default_invoice_tax_sign():
|
|
return Decimal('1')
|
|
|
|
@staticmethod
|
|
def default_credit_note_base_sign():
|
|
return Decimal('-1')
|
|
|
|
@staticmethod
|
|
def default_credit_note_tax_sign():
|
|
return Decimal('-1')
|
|
|
|
@staticmethod
|
|
def default_update_unit_price():
|
|
return False
|
|
|
|
@staticmethod
|
|
def default_company():
|
|
return Transaction().context.get('company')
|
|
|
|
@fields.depends('company')
|
|
def on_change_with_currency_digits(self, name=None):
|
|
if self.company:
|
|
return self.company.currency.digits
|
|
return 2
|
|
|
|
@classmethod
|
|
def copy(cls, taxes, default=None):
|
|
if default is None:
|
|
default = {}
|
|
else:
|
|
default = default.copy()
|
|
default.setdefault('template')
|
|
return super(Tax, cls).copy(taxes, default=default)
|
|
|
|
def _process_tax(self, price_unit):
|
|
if self.type == 'percentage':
|
|
amount = price_unit * self.rate
|
|
return {
|
|
'base': price_unit,
|
|
'amount': amount,
|
|
'tax': self,
|
|
}
|
|
if self.type == 'fixed':
|
|
amount = self.amount
|
|
return {
|
|
'base': price_unit,
|
|
'amount': amount,
|
|
'tax': self,
|
|
}
|
|
|
|
def _group_taxes(self):
|
|
'Key method used to group taxes'
|
|
return (self.sequence,)
|
|
|
|
@classmethod
|
|
def _unit_compute(cls, taxes, price_unit, date):
|
|
res = []
|
|
for _, group_taxes in groupby(taxes, key=cls._group_taxes):
|
|
unit_price_variation = 0
|
|
for tax in group_taxes:
|
|
start_date = tax.start_date or datetime.date.min
|
|
end_date = tax.end_date or datetime.date.max
|
|
if not (start_date <= date <= end_date):
|
|
continue
|
|
if tax.type != 'none':
|
|
value = tax._process_tax(price_unit)
|
|
res.append(value)
|
|
if tax.update_unit_price:
|
|
unit_price_variation += value['amount']
|
|
if len(tax.childs):
|
|
res.extend(cls._unit_compute(tax.childs, price_unit, date))
|
|
price_unit += unit_price_variation
|
|
return res
|
|
|
|
@classmethod
|
|
def _reverse_rate_amount(cls, taxes, date):
|
|
rate, amount = 0, 0
|
|
for tax in taxes:
|
|
start_date = tax.start_date or datetime.date.min
|
|
end_date = tax.end_date or datetime.date.max
|
|
if not (start_date <= date <= end_date):
|
|
continue
|
|
|
|
if tax.type == 'percentage':
|
|
rate += tax.rate
|
|
elif tax.type == 'fixed':
|
|
amount += tax.amount
|
|
|
|
if tax.childs:
|
|
child_rate, child_amount = cls._reverse_rate_amount(
|
|
tax.childs, date)
|
|
rate += child_rate
|
|
amount += child_amount
|
|
return rate, amount
|
|
|
|
@classmethod
|
|
def _reverse_unit_compute(cls, price_unit, taxes, date):
|
|
rate, amount = 0, 0
|
|
update_unit_price = False
|
|
unit_price_variation_amount = 0
|
|
unit_price_variation_rate = 0
|
|
for _, group_taxes in groupby(taxes, key=cls._group_taxes):
|
|
group_taxes = list(group_taxes)
|
|
g_rate, g_amount = cls._reverse_rate_amount(group_taxes, date)
|
|
if update_unit_price:
|
|
g_amount += unit_price_variation_amount * g_rate
|
|
g_rate += unit_price_variation_rate * g_rate
|
|
|
|
g_update_unit_price = any(t.update_unit_price for t in group_taxes)
|
|
update_unit_price |= g_update_unit_price
|
|
if g_update_unit_price:
|
|
unit_price_variation_amount += g_amount
|
|
unit_price_variation_rate += g_rate
|
|
|
|
rate += g_rate
|
|
amount += g_amount
|
|
|
|
return (price_unit - amount) / (1 + rate)
|
|
|
|
@classmethod
|
|
def sort_taxes(cls, taxes, reverse=False):
|
|
'''
|
|
Return a list of taxes sorted
|
|
'''
|
|
return sorted(taxes, key=lambda t: (t.sequence, t.id), reverse=reverse)
|
|
|
|
@classmethod
|
|
def compute(cls, taxes, price_unit, quantity, date=None):
|
|
'''
|
|
Compute taxes for price_unit and quantity at the date.
|
|
Return list of dict for each taxes and their childs with:
|
|
base
|
|
amount
|
|
tax
|
|
'''
|
|
pool = Pool()
|
|
Date = pool.get('ir.date')
|
|
if date is None:
|
|
date = Date.today()
|
|
taxes = cls.sort_taxes(taxes)
|
|
res = cls._unit_compute(taxes, price_unit, date)
|
|
quantity = Decimal(str(quantity or 0.0))
|
|
for row in res:
|
|
row['base'] *= quantity
|
|
row['amount'] *= quantity
|
|
return res
|
|
|
|
@classmethod
|
|
def reverse_compute(cls, price_unit, taxes, date=None):
|
|
'''
|
|
Reverse compute the price_unit for taxes at the date.
|
|
'''
|
|
pool = Pool()
|
|
Date = pool.get('ir.date')
|
|
if date is None:
|
|
date = Date.today()
|
|
taxes = cls.sort_taxes(taxes)
|
|
return cls._reverse_unit_compute(price_unit, taxes, date)
|
|
|
|
@classmethod
|
|
def update_tax(cls, company_id, template2tax_code, template2account,
|
|
template2tax=None):
|
|
'''
|
|
Update recursively taxes based on template.
|
|
template2tax_code is a dictionary with tax code template id as key and
|
|
tax code id as value, used to convert tax code template into tax code.
|
|
template2account is a dictionary with account template id as key and
|
|
account id as value, used to convert account template into account
|
|
code.
|
|
template2tax is a dictionary with tax template id as key and tax id as
|
|
value, used to convert template id into tax. The dictionary is filled
|
|
with new taxes.
|
|
'''
|
|
if template2tax is None:
|
|
template2tax = {}
|
|
|
|
values = []
|
|
childs = cls.search([
|
|
('company', '=', company_id),
|
|
('parent', '=', None),
|
|
])
|
|
while childs:
|
|
for child in childs:
|
|
if child.template:
|
|
vals = child.template._get_tax_value(tax=child)
|
|
invoice_account_id = (child.invoice_account.id
|
|
if child.invoice_account else None)
|
|
if (child.template.invoice_account and
|
|
invoice_account_id != template2account.get(
|
|
child.template.invoice_account.id)):
|
|
vals['invoice_account'] = template2account.get(
|
|
child.template.invoice_account.id)
|
|
elif (not child.template.invoice_account
|
|
and child.invoice_account):
|
|
vals['invoice_account'] = None
|
|
credit_note_account_id = (child.credit_note_account.id
|
|
if child.credit_note_account else None)
|
|
if (child.template.credit_note_account and
|
|
credit_note_account_id != template2account.get(
|
|
child.template.credit_note_account.id)):
|
|
vals['credit_note_account'] = template2account.get(
|
|
child.template.credit_note_account.id)
|
|
elif (not child.template.credit_note_account
|
|
and child.credit_note_account):
|
|
vals['credit_note_account'] = None
|
|
invoice_base_code_id = (child.invoice_base_code.id
|
|
if child.invoice_base_code else None)
|
|
if (child.template.invoice_base_code and
|
|
invoice_base_code_id != template2tax_code.get(
|
|
child.template.invoice_base_code.id)):
|
|
vals['invoice_base_code'] = template2tax_code.get(
|
|
child.template.invoice_base_code.id)
|
|
elif (not child.template.invoice_base_code
|
|
and child.invoice_base_code):
|
|
vals['invoice_base_code'] = None
|
|
invoice_tax_code_id = (child.invoice_tax_code.id
|
|
if child.invoice_tax_code else None)
|
|
if (child.template.invoice_tax_code
|
|
and invoice_tax_code_id != template2tax_code.get(
|
|
child.template.invoice_tax_code.id)):
|
|
vals['invoice_tax_code'] = template2tax_code.get(
|
|
child.template.invoice_tax_code.id)
|
|
elif (not child.template.invoice_tax_code
|
|
and child.invoice_tax_code):
|
|
vals['invoice_tax_code'] = None
|
|
credit_note_base_code_id = (child.credit_note_base_code.id
|
|
if child.credit_note_base_code else None)
|
|
if (child.template.credit_note_base_code
|
|
and (credit_note_base_code_id
|
|
!= template2tax_code.get(
|
|
child.template.credit_note_base_code.id))):
|
|
vals['credit_note_base_code'] = template2tax_code.get(
|
|
child.template.credit_note_base_code.id)
|
|
elif (not child.template.credit_note_base_code
|
|
and child.credit_note_base_code):
|
|
vals['credit_note_base_code'] = None
|
|
credit_note_tax_code_id = (child.credit_note_tax_code.id
|
|
if child.credit_note_tax_code else None)
|
|
if (child.template.credit_note_tax_code
|
|
and (credit_note_tax_code_id
|
|
!= template2tax_code.get(
|
|
child.template.credit_note_tax_code.id))):
|
|
vals['credit_note_tax_code'] = template2tax_code.get(
|
|
child.template.credit_note_tax_code.id)
|
|
elif (not child.template.credit_note_tax_code
|
|
and child.credit_note_tax_code):
|
|
vals['credit_note_tax_code'] = None
|
|
|
|
if vals:
|
|
values.append([child])
|
|
values.append(vals)
|
|
template2tax[child.template.id] = child.id
|
|
childs = sum((c.childs for c in childs), ())
|
|
if values:
|
|
cls.write(*values)
|
|
|
|
|
|
class _TaxKey(dict):
|
|
|
|
def __init__(self, **kwargs):
|
|
self.update(kwargs)
|
|
|
|
def _key(self):
|
|
return (self['base_code'], self['base_sign'],
|
|
self['tax_code'], self['tax_sign'],
|
|
self['account'], self['tax'])
|
|
|
|
def __eq__(self, other):
|
|
if isinstance(other, _TaxKey):
|
|
return self._key() == other._key()
|
|
return self._key() == other
|
|
|
|
def __hash__(self):
|
|
return hash(self._key())
|
|
|
|
_TaxableLine = namedtuple('_TaxableLine', ('taxes', 'unit_price', 'quantity'))
|
|
|
|
|
|
class TaxableMixin(object):
|
|
|
|
@property
|
|
def taxable_lines(self):
|
|
"""A list of tuples where
|
|
- the first element is the taxes applicable
|
|
- the second element is the line unit price
|
|
- the third element is the line quantity
|
|
"""
|
|
return []
|
|
|
|
@property
|
|
def currency(self):
|
|
"The currency used by the taxable object"
|
|
return None
|
|
|
|
@property
|
|
def tax_date(self):
|
|
"Date to use when computing the tax"
|
|
pool = Pool()
|
|
Date = pool.get('ir.date')
|
|
return Date.today()
|
|
|
|
def _get_tax_context(self):
|
|
return {}
|
|
|
|
@staticmethod
|
|
def _compute_tax_line(amount, base, tax):
|
|
if base >= 0:
|
|
type_ = 'invoice'
|
|
else:
|
|
type_ = 'credit_note'
|
|
|
|
line = {}
|
|
line['manual'] = False
|
|
line['description'] = tax.description
|
|
line['base'] = base
|
|
line['amount'] = amount
|
|
line['tax'] = tax.id if tax else None
|
|
|
|
for attribute in ['base_code', 'tax_code', 'account']:
|
|
value = getattr(tax, '%s_%s' % (type_, attribute), None)
|
|
line[attribute] = value.id if value else None
|
|
|
|
for attribute in ['base_sign', 'tax_sign']:
|
|
value = getattr(tax, '%s_%s' % (type_, attribute), None)
|
|
line[attribute] = value
|
|
|
|
return _TaxKey(**line)
|
|
|
|
def _round_taxes(self, taxes):
|
|
if not self.currency:
|
|
return
|
|
for taxline in taxes.itervalues():
|
|
taxline['amount'] = self.currency.round(taxline['amount'])
|
|
|
|
def _get_taxes(self):
|
|
pool = Pool()
|
|
Tax = pool.get('account.tax')
|
|
Configuration = pool.get('account.configuration')
|
|
|
|
config = Configuration(1)
|
|
taxes = {}
|
|
with Transaction().set_context(self._get_tax_context()):
|
|
taxable_lines = [_TaxableLine(*params)
|
|
for params in self.taxable_lines]
|
|
for line in taxable_lines:
|
|
l_taxes = Tax.compute(line.taxes, line.unit_price,
|
|
line.quantity, self.tax_date)
|
|
for tax in l_taxes:
|
|
taxline = self._compute_tax_line(**tax)
|
|
if self.currency:
|
|
taxline['base'] = self.currency.round(taxline['base'])
|
|
if taxline not in taxes:
|
|
taxes[taxline] = taxline
|
|
else:
|
|
taxes[taxline]['base'] += taxline['base']
|
|
taxes[taxline]['amount'] += taxline['amount']
|
|
if config.tax_rounding == 'line':
|
|
self._round_taxes(taxes)
|
|
if config.tax_rounding == 'document':
|
|
self._round_taxes(taxes)
|
|
return taxes
|
|
|
|
|
|
class TaxLine(ModelSQL, ModelView):
|
|
'Tax Line'
|
|
__name__ = 'account.tax.line'
|
|
_rec_name = 'amount'
|
|
currency_digits = fields.Function(fields.Integer('Currency Digits'),
|
|
'on_change_with_currency_digits')
|
|
amount = fields.Numeric('Amount', digits=(16, Eval('currency_digits', 2)),
|
|
required=True, depends=['currency_digits'])
|
|
code = fields.Many2One('account.tax.code', 'Code', select=True,
|
|
required=True,
|
|
domain=[
|
|
('company', '=', Eval('company', -1)),
|
|
],
|
|
depends=['company'])
|
|
tax = fields.Many2One('account.tax', 'Tax', select=True,
|
|
ondelete='RESTRICT',
|
|
domain=[
|
|
('company', '=', Eval('company', -1)),
|
|
],
|
|
depends=['company'])
|
|
move_line = fields.Many2One('account.move.line', 'Move Line',
|
|
required=True, select=True, ondelete='CASCADE')
|
|
company = fields.Function(fields.Many2One('company.company', 'Company'),
|
|
'on_change_with_company')
|
|
|
|
@fields.depends('move_line')
|
|
def on_change_with_currency_digits(self, name=None):
|
|
if self.move_line:
|
|
return self.move_line.currency_digits
|
|
return 2
|
|
|
|
@fields.depends('tax')
|
|
def on_change_tax(self):
|
|
self.code = None
|
|
|
|
@fields.depends('_parent_move_line.account', 'move_line')
|
|
def on_change_with_company(self, name=None):
|
|
if self.move_line:
|
|
return self.move_line.account.company.id
|
|
|
|
|
|
class TaxRuleTemplate(ModelSQL, ModelView):
|
|
'Tax Rule Template'
|
|
__name__ = 'account.tax.rule.template'
|
|
name = fields.Char('Name', required=True)
|
|
kind = fields.Selection(KINDS, 'Kind', required=True)
|
|
lines = fields.One2Many('account.tax.rule.line.template', 'rule', 'Lines')
|
|
account = fields.Many2One('account.account.template', 'Account Template',
|
|
domain=[('parent', '=', None)], required=True)
|
|
|
|
@staticmethod
|
|
def default_kind():
|
|
return 'both'
|
|
|
|
def _get_tax_rule_value(self, rule=None):
|
|
'''
|
|
Set values for tax rule creation.
|
|
'''
|
|
res = {}
|
|
if not rule or rule.name != self.name:
|
|
res['name'] = self.name
|
|
if not rule or rule.kind != self.kind:
|
|
res['kind'] = self.kind
|
|
if not rule or rule.template.id != self.id:
|
|
res['template'] = self.id
|
|
return res
|
|
|
|
@classmethod
|
|
def create_rule(cls, account_id, company_id, template2rule=None):
|
|
'''
|
|
Create tax rule based on template.
|
|
template2rule is a dictionary with tax rule template id as key and tax
|
|
rule id as value, used to convert template id into tax rule. The
|
|
dictionary is filled with new tax rules.
|
|
'''
|
|
pool = Pool()
|
|
Rule = pool.get('account.tax.rule')
|
|
|
|
if template2rule is None:
|
|
template2rule = {}
|
|
|
|
templates = cls.search([
|
|
('account', '=', account_id),
|
|
])
|
|
|
|
values = []
|
|
created = []
|
|
for template in templates:
|
|
if template.id not in template2rule:
|
|
vals = template._get_tax_rule_value()
|
|
vals['company'] = company_id
|
|
values.append(vals)
|
|
created.append(template)
|
|
|
|
rules = Rule.create(values)
|
|
for template, rule in zip(created, rules):
|
|
template2rule[template.id] = rule.id
|
|
|
|
|
|
class TaxRule(ModelSQL, ModelView):
|
|
'Tax Rule'
|
|
__name__ = 'account.tax.rule'
|
|
name = fields.Char('Name', required=True)
|
|
kind = fields.Selection(KINDS, 'Kind', required=True)
|
|
company = fields.Many2One('company.company', 'Company', required=True,
|
|
select=True, domain=[
|
|
('id', If(Eval('context', {}).contains('company'), '=', '!='),
|
|
Eval('context', {}).get('company', -1)),
|
|
])
|
|
lines = fields.One2Many('account.tax.rule.line', 'rule', 'Lines')
|
|
template = fields.Many2One('account.tax.rule.template', 'Template')
|
|
|
|
@staticmethod
|
|
def default_kind():
|
|
return 'both'
|
|
|
|
@staticmethod
|
|
def default_company():
|
|
return Transaction().context.get('company')
|
|
|
|
@classmethod
|
|
def copy(cls, rules, default=None):
|
|
if default is None:
|
|
default = {}
|
|
else:
|
|
default = default.copy()
|
|
default.setdefault('template')
|
|
return super(TaxRule, cls).copy(rules, default=default)
|
|
|
|
def apply(self, tax, pattern):
|
|
'''
|
|
Apply rule on tax
|
|
pattern is a dictonary with rule line field as key and match value as
|
|
value.
|
|
Return a list of the tax id to use or None
|
|
'''
|
|
pattern = pattern.copy()
|
|
pattern['group'] = tax.group.id if tax and tax.group else None
|
|
pattern['origin_tax'] = tax.id if tax else None
|
|
|
|
for line in self.lines:
|
|
if line.match(pattern):
|
|
return line.get_taxes()
|
|
return tax and [tax.id] or None
|
|
|
|
@classmethod
|
|
def update_rule(cls, company_id, template2rule=None):
|
|
'''
|
|
Update tax rule based on template.
|
|
template2rule is a dictionary with tax rule template id as key and tax
|
|
rule id as value, used to convert template id into tax rule. The
|
|
dictionary is filled with new tax rules.
|
|
'''
|
|
if template2rule is None:
|
|
template2rule = {}
|
|
|
|
values = []
|
|
rules = cls.search([
|
|
('company', '=', company_id),
|
|
])
|
|
for rule in rules:
|
|
if rule.template:
|
|
vals = rule.template._get_tax_rule_value(rule=rule)
|
|
if vals:
|
|
values.append([rule])
|
|
values.append(vals)
|
|
template2rule[rule.template.id] = rule.id
|
|
if values:
|
|
cls.write(*values)
|
|
|
|
|
|
class TaxRuleLineTemplate(ModelSQL, ModelView):
|
|
'Tax Rule Line Template'
|
|
__name__ = 'account.tax.rule.line.template'
|
|
rule = fields.Many2One('account.tax.rule.template', 'Rule', required=True,
|
|
ondelete='CASCADE')
|
|
group = fields.Many2One('account.tax.group', 'Tax Group',
|
|
ondelete='RESTRICT')
|
|
origin_tax = fields.Many2One('account.tax.template', 'Original Tax',
|
|
domain=[
|
|
('parent', '=', None),
|
|
('account', '=', Eval('_parent_rule', {}).get('account', 0)),
|
|
('group', '=', Eval('group')),
|
|
['OR',
|
|
('group', '=', None),
|
|
If(Eval('_parent_rule', {}).get('kind', 'both') == 'sale',
|
|
('group.kind', 'in', ['sale', 'both']),
|
|
If(Eval('_parent_rule', {}).get('kind', 'both') ==
|
|
'purchase',
|
|
('group.kind', 'in', ['purchase', 'both']),
|
|
('group.kind', 'in', ['sale', 'purchase', 'both']))),
|
|
],
|
|
],
|
|
help=('If the original tax template is filled, the rule will be '
|
|
'applied only for this tax template.'),
|
|
depends=['group'],
|
|
ondelete='RESTRICT')
|
|
tax = fields.Many2One('account.tax.template', 'Substitution Tax',
|
|
domain=[
|
|
('parent', '=', None),
|
|
('account', '=', Eval('_parent_rule', {}).get('account', 0)),
|
|
('group', '=', Eval('group')),
|
|
['OR',
|
|
('group', '=', None),
|
|
If(Eval('_parent_rule', {}).get('kind', 'both') == 'sale',
|
|
('group.kind', 'in', ['sale', 'both']),
|
|
If(Eval('_parent_rule', {}).get('kind', 'both') ==
|
|
'purchase',
|
|
('group.kind', 'in', ['purchase', 'both']),
|
|
('group.kind', 'in', ['sale', 'purchase', 'both']))),
|
|
],
|
|
],
|
|
depends=['group'],
|
|
ondelete='RESTRICT')
|
|
sequence = fields.Integer('Sequence')
|
|
|
|
@classmethod
|
|
def __setup__(cls):
|
|
super(TaxRuleLineTemplate, cls).__setup__()
|
|
cls._order.insert(0, ('rule', 'ASC'))
|
|
cls._order.insert(0, ('sequence', 'ASC'))
|
|
|
|
@classmethod
|
|
def __register__(cls, module_name):
|
|
TableHandler = backend.get('TableHandler')
|
|
table = TableHandler(cls, module_name)
|
|
|
|
super(TaxRuleLineTemplate, cls).__register__(module_name)
|
|
|
|
# Migration from 2.4: drop required on sequence
|
|
table.not_null_action('sequence', action='remove')
|
|
|
|
@staticmethod
|
|
def order_sequence(tables):
|
|
table, _ = tables[None]
|
|
return [Case((table.sequence == Null, 0), else_=1), table.sequence]
|
|
|
|
def _get_tax_rule_line_value(self, rule_line=None):
|
|
'''
|
|
Set values for tax rule line creation.
|
|
'''
|
|
res = {}
|
|
if not rule_line or rule_line.group != self.group:
|
|
res['group'] = self.group.id if self.group else None
|
|
if not rule_line or rule_line.sequence != self.sequence:
|
|
res['sequence'] = self.sequence
|
|
if not rule_line or rule_line.template != self:
|
|
res['template'] = self.id
|
|
return res
|
|
|
|
@classmethod
|
|
def create_rule_line(cls, account_id, template2tax, template2rule,
|
|
template2rule_line=None):
|
|
'''
|
|
Create tax rule line based on template.
|
|
template2tax is a dictionary with tax template id as key and tax id as
|
|
value, used to convert template id into tax.
|
|
template2rule is a dictionary with tax rule template id as key and tax
|
|
rule id as value, used to convert template id into tax rule.
|
|
template2rule_line is a dictionary with tax rule line template id as
|
|
key and tax rule line id as value, used to convert template id into tax
|
|
rule line. The dictionary is filled with new tax rule lines.
|
|
'''
|
|
RuleLine = Pool().get('account.tax.rule.line')
|
|
|
|
if template2rule_line is None:
|
|
template2rule_line = {}
|
|
|
|
templates = cls.search([
|
|
('rule.account', '=', account_id),
|
|
])
|
|
|
|
values = []
|
|
created = []
|
|
for template in templates:
|
|
if template.id not in template2rule_line:
|
|
vals = template._get_tax_rule_line_value()
|
|
vals['rule'] = template2rule[template.rule.id]
|
|
if template.origin_tax:
|
|
vals['origin_tax'] = template2tax[template.origin_tax.id]
|
|
else:
|
|
vals['origin_tax'] = None
|
|
if template.tax:
|
|
vals['tax'] = template2tax[template.tax.id]
|
|
else:
|
|
vals['tax'] = None
|
|
values.append(vals)
|
|
created.append(template)
|
|
|
|
rule_lines = RuleLine.create(values)
|
|
for template, rule_line in zip(created, rule_lines):
|
|
template2rule_line[template.id] = rule_line.id
|
|
|
|
|
|
class TaxRuleLine(ModelSQL, ModelView, MatchMixin):
|
|
'Tax Rule Line'
|
|
__name__ = 'account.tax.rule.line'
|
|
_rec_name = 'tax'
|
|
rule = fields.Many2One('account.tax.rule', 'Rule', required=True,
|
|
select=True, ondelete='CASCADE')
|
|
group = fields.Many2One('account.tax.group', 'Tax Group',
|
|
ondelete='RESTRICT')
|
|
origin_tax = fields.Many2One('account.tax', 'Original Tax',
|
|
domain=[
|
|
('parent', '=', None),
|
|
('company', '=', Eval('_parent_rule', {}).get('company')),
|
|
('group', '=', Eval('group')),
|
|
['OR',
|
|
('group', '=', None),
|
|
If(Eval('_parent_rule', {}).get('kind', 'both') == 'sale',
|
|
('group.kind', 'in', ['sale', 'both']),
|
|
If(Eval('_parent_rule', {}).get('kind', 'both') ==
|
|
'purchase',
|
|
('group.kind', 'in', ['purchase', 'both']),
|
|
('group.kind', 'in', ['sale', 'purchase', 'both']))),
|
|
],
|
|
],
|
|
help=('If the original tax is filled, the rule will be applied '
|
|
'only for this tax.'),
|
|
depends=['group'],
|
|
ondelete='RESTRICT')
|
|
tax = fields.Many2One('account.tax', 'Substitution Tax',
|
|
domain=[
|
|
('parent', '=', None),
|
|
('company', '=', Eval('_parent_rule', {}).get('company')),
|
|
('group', '=', Eval('group')),
|
|
['OR',
|
|
('group', '=', None),
|
|
If(Eval('_parent_rule', {}).get('kind', 'both') == 'sale',
|
|
('group.kind', 'in', ['sale', 'both']),
|
|
If(Eval('_parent_rule', {}).get('kind', 'both') ==
|
|
'purchase',
|
|
('group.kind', 'in', ['purchase', 'both']),
|
|
('group.kind', 'in', ['sale', 'purchase', 'both']))),
|
|
],
|
|
],
|
|
depends=['group'],
|
|
ondelete='RESTRICT')
|
|
sequence = fields.Integer('Sequence')
|
|
template = fields.Many2One('account.tax.rule.line.template', 'Template')
|
|
|
|
@classmethod
|
|
def __setup__(cls):
|
|
super(TaxRuleLine, cls).__setup__()
|
|
cls._order.insert(0, ('rule', 'ASC'))
|
|
cls._order.insert(0, ('sequence', 'ASC'))
|
|
|
|
@classmethod
|
|
def __register__(cls, module_name):
|
|
TableHandler = backend.get('TableHandler')
|
|
table = TableHandler(cls, module_name)
|
|
|
|
super(TaxRuleLine, cls).__register__(module_name)
|
|
|
|
# Migration from 2.4: drop required on sequence
|
|
table.not_null_action('sequence', action='remove')
|
|
|
|
@staticmethod
|
|
def order_sequence(tables):
|
|
table, _ = tables[None]
|
|
return [Case((table.sequence == Null, 0), else_=1), table.sequence]
|
|
|
|
@classmethod
|
|
def copy(cls, lines, default=None):
|
|
if default is None:
|
|
default = {}
|
|
else:
|
|
default = default.copy()
|
|
default.setdefault('template')
|
|
return super(TaxRuleLine, cls).copy(lines, default=default)
|
|
|
|
def match(self, pattern):
|
|
if 'group' in pattern and not self.group:
|
|
if pattern['group']:
|
|
return False
|
|
return super(TaxRuleLine, self).match(pattern)
|
|
|
|
def get_taxes(self):
|
|
'''
|
|
Return list of taxes for a line
|
|
'''
|
|
if self.tax:
|
|
return [self.tax.id]
|
|
return None
|
|
|
|
@classmethod
|
|
def update_rule_line(cls, company_id, template2tax, template2rule,
|
|
template2rule_line=None):
|
|
'''
|
|
Update tax rule line based on template.
|
|
template2tax is a dictionary with tax template id as key and tax id as
|
|
value, used to convert template id into tax.
|
|
template2rule is a dictionary with tax rule template id as key and tax
|
|
rule id as value, used to convert template id into tax rule.
|
|
template2rule_line is a dictionary with tax rule line template id as
|
|
key and tax rule line id as value, used to convert template id into tax
|
|
rule line. The dictionary is filled with new tax rule lines.
|
|
'''
|
|
if template2rule_line is None:
|
|
template2rule_line = {}
|
|
|
|
values = []
|
|
lines = cls.search([
|
|
('rule.company', '=', company_id),
|
|
])
|
|
for line in lines:
|
|
if line.template:
|
|
vals = line.template._get_tax_rule_line_value(rule_line=line)
|
|
if line.rule.id != template2rule[line.template.rule.id]:
|
|
vals['rule'] = template2rule[line.template.rule.id]
|
|
if line.origin_tax:
|
|
if line.template.origin_tax:
|
|
if (line.origin_tax.id !=
|
|
template2tax[line.template.origin_tax.id]):
|
|
vals['origin_tax'] = template2tax[
|
|
line.template.origin_tax.id]
|
|
else:
|
|
vals['origin_tax'] = None
|
|
elif line.template.origin_tax:
|
|
vals['origin_tax'] = template2tax[
|
|
line.template.origin_tax.id]
|
|
if line.tax:
|
|
if line.template.tax:
|
|
if line.tax.id != template2tax[line.template.tax.id]:
|
|
vals['tax'] = template2tax[line.template.tax.id]
|
|
else:
|
|
vals['tax'] = None
|
|
elif line.template.tax:
|
|
vals['tax'] = template2tax[line.template.tax.id]
|
|
if vals:
|
|
values.append([line])
|
|
values.append(vals)
|
|
template2rule_line[line.template.id] = line.id
|
|
if values:
|
|
cls.write(*values)
|
|
|
|
|
|
class OpenTaxCode(Wizard):
|
|
'Open Code'
|
|
__name__ = 'account.tax.open_code'
|
|
start_state = 'open_'
|
|
open_ = StateAction('account.act_tax_line_form')
|
|
|
|
def do_open_(self, action):
|
|
pool = Pool()
|
|
FiscalYear = pool.get('account.fiscalyear')
|
|
Period = pool.get('account.period')
|
|
|
|
if not Transaction().context.get('fiscalyear'):
|
|
fiscalyears = FiscalYear.search([
|
|
('state', '=', 'open'),
|
|
])
|
|
else:
|
|
fiscalyears = [FiscalYear(Transaction().context['fiscalyear'])]
|
|
|
|
periods = []
|
|
if not Transaction().context.get('periods'):
|
|
periods = Period.search([
|
|
('fiscalyear', 'in', [f.id for f in fiscalyears]),
|
|
])
|
|
else:
|
|
periods = Period.browse(Transaction().context['periods'])
|
|
|
|
action['pyson_domain'] = PYSONEncoder().encode([
|
|
('move_line.period', 'in', [p.id for p in periods]),
|
|
('code', '=', Transaction().context['active_id']),
|
|
])
|
|
if Transaction().context.get('fiscalyear'):
|
|
action['pyson_context'] = PYSONEncoder().encode({
|
|
'fiscalyear': Transaction().context['fiscalyear'],
|
|
})
|
|
else:
|
|
action['pyson_context'] = PYSONEncoder().encode({
|
|
'periods': [p.id for p in periods],
|
|
})
|
|
return action, {}
|
|
|
|
|
|
class AccountTemplateTaxTemplate(ModelSQL):
|
|
'Account Template - Tax Template'
|
|
__name__ = 'account.account.template-account.tax.template'
|
|
_table = 'account_account_template_tax_rel'
|
|
account = fields.Many2One('account.account.template', 'Account Template',
|
|
ondelete='CASCADE', select=True, required=True)
|
|
tax = fields.Many2One('account.tax.template', 'Tax Template',
|
|
ondelete='RESTRICT', select=True, required=True)
|
|
|
|
|
|
class AccountTemplate2:
|
|
__metaclass__ = PoolMeta
|
|
__name__ = 'account.account.template'
|
|
taxes = fields.Many2Many('account.account.template-account.tax.template',
|
|
'account', 'tax', 'Default Taxes',
|
|
domain=[('parent', '=', None)])
|
|
|
|
|
|
class AccountTax(ModelSQL):
|
|
'Account - Tax'
|
|
__name__ = 'account.account-account.tax'
|
|
_table = 'account_account_tax_rel'
|
|
account = fields.Many2One('account.account', 'Account', ondelete='CASCADE',
|
|
select=True, required=True)
|
|
tax = fields.Many2One('account.tax', 'Tax', ondelete='RESTRICT',
|
|
select=True, required=True)
|
|
|
|
|
|
class Account2:
|
|
__metaclass__ = PoolMeta
|
|
__name__ = 'account.account'
|
|
taxes = fields.Many2Many('account.account-account.tax',
|
|
'account', 'tax', 'Default Taxes',
|
|
domain=[
|
|
('company', '=', Eval('company')),
|
|
('parent', '=', None),
|
|
],
|
|
help=('Default tax for manual encoding of move lines \n'
|
|
'for journal types: "expense" and "revenue"'),
|
|
depends=['company'])
|