36106a4d8a
* base_vat_optional_vies: Fix pass lower country code in _split_vat function to find parent function check_vat_'xx' instead of check_vat_'XX' * base_vat_optional_vies: Convert to upper when write NIF into database
138 lines
4.8 KiB
Python
138 lines
4.8 KiB
Python
# -*- coding: utf-8 -*-
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# License AGPL-3: Tecnativa S.L. - Antonio Espinosa
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# See README.rst file on addon root folder for more details
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import logging
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import re
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from openerp import models, fields, api
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from openerp.exceptions import ValidationError
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_logger = logging.getLogger(__name__)
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try:
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import vatnumber
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except ImportError:
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_logger.warning(
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"VAT validation partially unavailable because the `vatnumber` Python "
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"library cannot be found. Install it to support more countries, "
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"for example with `easy_install vatnumber` or "
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"`pip install vatnumber`.")
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vatnumber = None
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class ResPartner(models.Model):
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_inherit = 'res.partner'
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vies_passed = fields.Boolean(
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string="VIES validation passed", readonly=True)
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def __init__(self, pool, cr):
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super(ResPartner, self).__init__(pool, cr)
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self._constraints = []
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@api.constrains('vat')
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def check_vat(self):
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for partner in self:
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if (not self.env.context.get('avoid_check_vat') and
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not partner.parent_id):
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if not partner.validate_vat():
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raise ValidationError(partner._construct_constraint_msg())
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@api.multi
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def button_check_vat(self):
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if not self.validate_vat():
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raise ValidationError(self._construct_constraint_msg())
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return True
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def _split_vat(self, vat, country=False):
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"""
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@summary: Split Partner vat into country_code and number
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@result: (vat_country, vat_number)
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"""
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vat_country = 'XX'
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vat_number = vat
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if vat and re.match(r'[A-Za-z]{2}', vat):
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vat_country = vat[:2].lower()
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vat_number = vat[2:].replace(' ', '')
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elif country:
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vat_country = country
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return vat_country, vat_number
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@api.multi
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def validate_vat(self):
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self.ensure_one()
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if self.company_id.vat_check_vies:
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# VIES online check
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check_func = self.vies_vat_optional_check
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else:
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# quick and partial off-line checksum validation
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check_func = self.simple_vat_optional_check
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vat_country, vat_number = self._split_vat(self.vat)
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if vat_number and vat_country == 'XX':
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_logger.info("VAT country not found!")
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raise ValidationError(self._construct_constraint_msg())
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if vat_number and not check_func(vat_country, vat_number):
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_logger.info("VAT Number [%s] is not valid !" % vat_number)
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return False
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return True
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@api.multi
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def simple_vat_optional_check(self, country_code, vat_number):
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"""
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Check the VAT number depending of the country.
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http://sima-pc.com/nif.php
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"""
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self.ensure_one()
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res = self.simple_vat_check(country_code.lower(), vat_number)
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data = {}
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if res and self.vies_passed and not self.company_id.vat_check_vies:
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# Can not be sure that this VAT is signed up in VIES
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data['vies_passed'] = False
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if res:
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vat = country_code.upper() + vat_number
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if self.vat != vat:
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data['vat'] = vat
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if data:
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self.with_context(avoid_check_vat=True).write(data)
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return res
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@api.multi
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def vies_vat_optional_check(self, country_code, vat_number):
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self.ensure_one()
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data = {}
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res = False
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try:
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# Validate against VAT Information Exchange System (VIES)
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# see also http://ec.europa.eu/taxation_customs/vies/
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vat = country_code + vat_number
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res = vatnumber.check_vies(vat)
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if res and not self.vies_passed:
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data['vies_passed'] = True
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except Exception:
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# See:
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# http://ec.europa.eu/taxation_customs/vies/checkVatService.wsdl
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# Fault code may contain INVALID_INPUT, SERVICE_UNAVAILABLE,
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# MS_UNAVAILABLE, TIMEOUT or SERVER_BUSY. There is no way we can
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# validate the input with VIES if any of these arise, including
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# the first one (it means invalid country code or empty
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# VAT number), so we fall back to the simple check.
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pass
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if not res:
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res = self.simple_vat_optional_check(country_code, vat_number)
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if self.vies_passed:
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data['vies_passed'] = False
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if res:
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vat = country_code.upper() + vat_number
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if self.vat != vat:
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data['vat'] = vat
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if data:
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self.with_context(avoid_check_vat=True).write(data)
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return res
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# Delete old api constraint defined in base_vat addon
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@api.multi
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def _validate_fields(self, field_names):
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self._constraints = [x for x in self._constraints if 'vat' not in x[2]]
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super(ResPartner, self)._validate_fields(field_names)
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