124 lines
6.3 KiB
Python
124 lines
6.3 KiB
Python
# Part of Odoo. See LICENSE file for full copyright and licensing details.
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import re
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from odoo import _, api, fields, models
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from odoo.tools.misc import remove_accents
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from odoo.addons.account_qr_code_emv.const import CURRENCY_MAPPING
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class ResPartnerBank(models.Model):
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_inherit = 'res.partner.bank'
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display_qr_setting = fields.Boolean(compute='_compute_display_qr_setting')
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include_reference = fields.Boolean(string="Include Reference", help="Include the reference in the QR code.")
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proxy_type = fields.Selection([('none', 'None')], string="Proxy Type", default='none')
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proxy_value = fields.Char(string="Proxy Value")
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@api.model
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def _serialize(self, header, value):
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if value is not None and value != '':
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return f'{header:02}{len(str(value)):02}{value}'
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else:
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return ''
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@api.model
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def _remove_accents(self, string):
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return remove_accents(string).replace('đ', 'd').replace('Đ', 'D')
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@api.depends('country_code')
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def _compute_display_qr_setting(self):
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self.display_qr_setting = False
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# CRC16 calculation with polynomial 0x1021 and initial value 0xFFFF
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def _get_crc16(self, data, poly=0x1021, init=0xFFFF):
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crc = init
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for byte in data:
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crc = crc ^ (byte << 8)
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for __ in range(8):
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if crc & 0x8000:
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crc = (crc << 1) ^ poly
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else:
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crc = crc << 1
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return crc & 0xFFFF
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def _get_merchant_account_info(self):
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return None, None
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def _get_additional_data_field(self, comment):
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return None
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def _get_qr_code_vals_list(self, qr_method, amount, currency, debtor_partner, free_communication, structured_communication):
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tag, merchant_account_info = self._get_merchant_account_info()
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currency_code = CURRENCY_MAPPING[currency.name]
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if not currency.is_zero(amount):
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amount = amount.is_integer() and int(amount) or amount
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else:
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amount = None
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merchant_name = self.partner_id.name and self._remove_accents(self.partner_id.name)[:25] or 'NA'
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merchant_city = self.partner_id.city and self._remove_accents(self.partner_id.city)[:15] or ''
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comment = structured_communication or free_communication or ''
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comment = re.sub(r'/[^ A-Za-z0-9_@.\/#&+-]+/g', '', self._remove_accents(comment))
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additional_data_field = self._get_additional_data_field(comment) if self.include_reference else None
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return [
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(0, '01'), # Payload Format Indicator
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(1, '12'), # Dynamic QR Codes
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(tag, merchant_account_info), # Merchant Account Information
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(52, '0000'), # Merchant Category Code
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(53, currency_code), # Transaction Currency
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(54, amount), # Transaction Amount
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(58, self.country_code), # Country Code
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(59, merchant_name), # Merchant Name
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(60, merchant_city), # Merchant City
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(62, additional_data_field), # Additional Data Field
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]
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def _get_qr_vals(self, qr_method, amount, currency, debtor_partner, free_communication, structured_communication):
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if qr_method == 'emv_qr':
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qr_code_vals = self._get_qr_code_vals_list(qr_method, amount, currency, debtor_partner, free_communication, structured_communication)
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qr_code_str = ''.join([self._serialize(*val) for val in qr_code_vals])
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qr_code_str += '6304' # CRC16
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crc = self._get_crc16(bytes(qr_code_str, 'utf-8'))
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qr_code_str += format(crc, '04x').upper()
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return qr_code_str
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return super()._get_qr_vals(qr_method, amount, currency, debtor_partner, free_communication, structured_communication)
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def _get_qr_code_generation_params(self, qr_method, amount, currency, debtor_partner, free_communication, structured_communication):
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if qr_method == 'emv_qr':
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return {
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'barcode_type': 'QR',
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'width': 128,
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'height': 128,
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'humanreadable': 1,
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'value': self._get_qr_vals(qr_method, amount, currency, debtor_partner, free_communication, structured_communication),
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}
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return super()._get_qr_code_generation_params(qr_method, amount, currency, debtor_partner, free_communication, structured_communication)
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def _check_for_qr_code_errors(self, qr_method, amount, currency, debtor_partner, free_communication, structured_communication):
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if qr_method == 'emv_qr':
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if not self._get_merchant_account_info():
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return _("Missing Merchant Account Information.")
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if not self.partner_id.city:
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return _("Missing Merchant City.")
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if not self.proxy_type:
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return _("Missing Proxy Type.")
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if not self.proxy_value:
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return _("Missing Proxy Value.")
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return super()._check_for_qr_code_errors(qr_method, amount, currency, debtor_partner, free_communication, structured_communication)
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@api.model
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def _get_available_qr_methods(self):
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rslt = super()._get_available_qr_methods()
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rslt.append(('emv_qr', _("EMV Merchant-Presented QR-code"), 30))
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return rslt
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def _get_error_messages_for_qr(self, qr_method, debtor_partner, currency):
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""" Return an error for emv_qr if the account's country does no match any methods found in inheriting modules."""
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if qr_method == 'emv_qr':
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if not self:
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return _("A bank account is required for EMV QR Code generation.")
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return _("No EMV QR Code is available for the country of the account %(account_number)s.", account_number=self.acc_number)
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return super()._get_error_messages_for_qr(qr_method, debtor_partner, currency)
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