151 lines
6.6 KiB
Python
151 lines
6.6 KiB
Python
# -*- coding: utf-8 -*-
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import re
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from flectra import api, models, _
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from flectra.exceptions import UserError, ValidationError
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def normalize_iban(iban):
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return re.sub('[\W_]', '', iban or '')
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def pretty_iban(iban):
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""" return iban in groups of four characters separated by a single space """
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return ' '.join([iban[i:i + 4] for i in range(0, len(iban), 4)])
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def get_bban_from_iban(iban):
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""" Returns the basic bank account number corresponding to an IBAN.
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Note : the BBAN is not the same as the domestic bank account number !
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The relation between IBAN, BBAN and domestic can be found here : http://www.ecbs.org/iban.htm
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"""
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return normalize_iban(iban)[4:]
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def validate_iban(iban):
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iban = normalize_iban(iban)
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if not iban:
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raise ValidationError(_("No IBAN !"))
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country_code = iban[:2].lower()
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if country_code not in _map_iban_template:
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raise ValidationError(_("The IBAN is invalid, it should begin with the country code"))
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iban_template = _map_iban_template[country_code]
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if len(iban) != len(iban_template.replace(' ', '')):
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raise ValidationError(_("The IBAN does not seem to be correct. You should have entered something like this %s\n"
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"Where B = National bank code, S = Branch code, C = Account No, k = Check digit") % iban_template)
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check_chars = iban[4:] + iban[:4]
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digits = int(''.join(str(int(char, 36)) for char in check_chars)) # BASE 36: 0..9,A..Z -> 0..35
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if digits % 97 != 1:
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raise ValidationError(_("This IBAN does not pass the validation check, please verify it."))
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class ResPartnerBank(models.Model):
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_inherit = "res.partner.bank"
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@api.one
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@api.depends('acc_number')
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def _compute_acc_type(self):
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try:
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validate_iban(self.acc_number)
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self.acc_type = 'iban'
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except ValidationError:
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super(ResPartnerBank, self)._compute_acc_type()
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def get_bban(self):
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if self.acc_type != 'iban':
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raise UserError(_("Cannot compute the BBAN because the account number is not an IBAN."))
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return get_bban_from_iban(self.acc_number)
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@api.model
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def create(self, vals):
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if (vals.get('acc_type') == 'iban') and vals.get('acc_number'):
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vals['acc_number'] = pretty_iban(normalize_iban(vals['acc_number']))
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return super(ResPartnerBank, self).create(vals)
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@api.multi
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def write(self, vals):
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if (vals.get('acc_type') == 'iban') and vals.get('acc_number'):
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vals['acc_number'] = pretty_iban(normalize_iban(vals['acc_number']))
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return super(ResPartnerBank, self).write(vals)
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@api.one
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@api.constrains('acc_number')
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def _check_iban(self):
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if self.acc_type == 'iban':
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validate_iban(self.acc_number)
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# Map ISO 3166-1 -> IBAN template, as described here :
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# http://en.wikipedia.org/wiki/International_Bank_Account_Number#IBAN_formats_by_country
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_map_iban_template = {
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'ad': 'ADkk BBBB SSSS CCCC CCCC CCCC', # Andorra
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'ae': 'AEkk BBBC CCCC CCCC CCCC CCC', # United Arab Emirates
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'al': 'ALkk BBBS SSSK CCCC CCCC CCCC CCCC', # Albania
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'at': 'ATkk BBBB BCCC CCCC CCCC', # Austria
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'az': 'AZkk BBBB CCCC CCCC CCCC CCCC CCCC', # Azerbaijan
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'ba': 'BAkk BBBS SSCC CCCC CCKK', # Bosnia and Herzegovina
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'be': 'BEkk BBBC CCCC CCXX', # Belgium
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'bg': 'BGkk BBBB SSSS DDCC CCCC CC', # Bulgaria
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'bh': 'BHkk BBBB CCCC CCCC CCCC CC', # Bahrain
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'br': 'BRkk BBBB BBBB SSSS SCCC CCCC CCCT N', # Brazil
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'by': 'BYkk BBBB AAAA CCCC CCCC CCCC CCCC', # Belarus
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'ch': 'CHkk BBBB BCCC CCCC CCCC C', # Switzerland
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'cr': 'CRkk BBBC CCCC CCCC CCCC C', # Costa Rica
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'cy': 'CYkk BBBS SSSS CCCC CCCC CCCC CCCC', # Cyprus
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'cz': 'CZkk BBBB SSSS SSCC CCCC CCCC', # Czech Republic
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'de': 'DEkk BBBB BBBB CCCC CCCC CC', # Germany
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'dk': 'DKkk BBBB CCCC CCCC CC', # Denmark
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'do': 'DOkk BBBB CCCC CCCC CCCC CCCC CCCC', # Dominican Republic
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'ee': 'EEkk BBSS CCCC CCCC CCCK', # Estonia
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'es': 'ESkk BBBB SSSS KKCC CCCC CCCC', # Spain
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'fi': 'FIkk BBBB BBCC CCCC CK', # Finland
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'fo': 'FOkk CCCC CCCC CCCC CC', # Faroe Islands
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'fr': 'FRkk BBBB BGGG GGCC CCCC CCCC CKK', # France
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'gb': 'GBkk BBBB SSSS SSCC CCCC CC', # United Kingdom
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'ge': 'GEkk BBCC CCCC CCCC CCCC CC', # Georgia
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'gi': 'GIkk BBBB CCCC CCCC CCCC CCC', # Gibraltar
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'gl': 'GLkk BBBB CCCC CCCC CC', # Greenland
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'gr': 'GRkk BBBS SSSC CCCC CCCC CCCC CCC', # Greece
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'gt': 'GTkk BBBB MMTT CCCC CCCC CCCC CCCC', # Guatemala
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'hr': 'HRkk BBBB BBBC CCCC CCCC C', # Croatia
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'hu': 'HUkk BBBS SSSC CCCC CCCC CCCC CCCC', # Hungary
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'ie': 'IEkk BBBB SSSS SSCC CCCC CC', # Ireland
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'il': 'ILkk BBBS SSCC CCCC CCCC CCC', # Israel
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'is': 'ISkk BBBB SSCC CCCC XXXX XXXX XX', # Iceland
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'it': 'ITkk KBBB BBSS SSSC CCCC CCCC CCC', # Italy
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'jo': 'JOkk BBBB NNNN CCCC CCCC CCCC CCCC CC', # Jordan
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'kw': 'KWkk BBBB CCCC CCCC CCCC CCCC CCCC CC', # Kuwait
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'kz': 'KZkk BBBC CCCC CCCC CCCC', # Kazakhstan
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'lb': 'LBkk BBBB CCCC CCCC CCCC CCCC CCCC', # Lebanon
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'li': 'LIkk BBBB BCCC CCCC CCCC C', # Liechtenstein
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'lt': 'LTkk BBBB BCCC CCCC CCCC', # Lithuania
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'lu': 'LUkk BBBC CCCC CCCC CCCC', # Luxembourg
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'lv': 'LVkk BBBB CCCC CCCC CCCC C', # Latvia
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'mc': 'MCkk BBBB BGGG GGCC CCCC CCCC CKK', # Monaco
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'md': 'MDkk BBCC CCCC CCCC CCCC CCCC', # Moldova
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'me': 'MEkk BBBC CCCC CCCC CCCC KK', # Montenegro
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'mk': 'MKkk BBBC CCCC CCCC CKK', # Macedonia
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'mr': 'MRkk BBBB BSSS SSCC CCCC CCCC CKK', # Mauritania
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'mt': 'MTkk BBBB SSSS SCCC CCCC CCCC CCCC CCC', # Malta
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'mu': 'MUkk BBBB BBSS CCCC CCCC CCCC CCCC CC', # Mauritius
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'nl': 'NLkk BBBB CCCC CCCC CC', # Netherlands
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'no': 'NOkk BBBB CCCC CCK', # Norway
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'pk': 'PKkk BBBB CCCC CCCC CCCC CCCC', # Pakistan
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'pl': 'PLkk BBBS SSSK CCCC CCCC CCCC CCCC', # Poland
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'ps': 'PSkk BBBB XXXX XXXX XCCC CCCC CCCC C', # Palestinian
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'pt': 'PTkk BBBB SSSS CCCC CCCC CCCK K', # Portugal
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'qa': 'QAkk BBBB CCCC CCCC CCCC CCCC CCCC C', # Qatar
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'ro': 'ROkk BBBB CCCC CCCC CCCC CCCC', # Romania
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'rs': 'RSkk BBBC CCCC CCCC CCCC KK', # Serbia
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'sa': 'SAkk BBCC CCCC CCCC CCCC CCCC', # Saudi Arabia
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'se': 'SEkk BBBB CCCC CCCC CCCC CCCC', # Sweden
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'si': 'SIkk BBSS SCCC CCCC CKK', # Slovenia
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'sk': 'SKkk BBBB SSSS SSCC CCCC CCCC', # Slovakia
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'sm': 'SMkk KBBB BBSS SSSC CCCC CCCC CCC', # San Marino
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'tn': 'TNkk BBSS SCCC CCCC CCCC CCCC', # Tunisia
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'tr': 'TRkk BBBB BRCC CCCC CCCC CCCC CC', # Turkey
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'vg': 'VGkk BBBB CCCC CCCC CCCC CCCC', # Virgin Islands
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'xk': 'XKkk BBBB CCCC CCCC CCCC', # Kosovo
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}
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