mirror of
https://gitlab.com/flectra-community/l10n-switzerland-flectra.git
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344 lines
12 KiB
Python
344 lines
12 KiB
Python
# Copyright 2019-TODAY Flectra
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# Copyright 2019-TODAY Camptocamp SA
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# License LGPL-3.0 or later (http://www.gnu.org/licenses/lgpl).
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import re
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import werkzeug.urls
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from flectra import _, api, fields, models
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from flectra.exceptions import ValidationError, UserError
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from flectra.tools.misc import mod10r
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from flectra.addons.base.models.res_bank import sanitize_account_number
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MSG_INCOMPLETE_PARTNER_ADDR = _(
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"- Partner address is incomplete, it must contain name, street, zip, city"
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" and country. Country must be Switzerland"
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)
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MSG_INCOMPLETE_COMPANY_ADDR = _(
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"- Company address is incomplete, it must contain name, street, zip, city"
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" and country. Country must be Switzerland"
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)
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MSG_NO_BANK_ACCOUNT = _(
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"- Invoice's 'Bank Account' is empty. You need to create or select a valid"
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" IBAN or QR-IBAN account"
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)
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MSG_BAD_QRR = _(
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"- With a QR-IBAN a valid QRR must be used."
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)
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ERROR_MESSAGES = {
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"incomplete_partner_address": MSG_INCOMPLETE_PARTNER_ADDR,
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"incomplete_company_address": MSG_INCOMPLETE_COMPANY_ADDR,
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"no_bank_account": MSG_NO_BANK_ACCOUNT,
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"bad_qrr": MSG_BAD_QRR,
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}
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class AccountInvoice(models.Model):
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_inherit = 'account.move'
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l10n_ch_qrr_name = fields.Char(
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"QR Reference Number",
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copy=False,
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help="Automatic generated QR Reference Number")
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l10n_ch_qrr = fields.Char(
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compute='_compute_l10n_ch_qrr',
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store=True,
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help='The reference QRR associated with this invoice',
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)
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l10n_ch_qrr_spaced = fields.Char(
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compute='_compute_l10n_ch_qrr_spaced',
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help=(
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"Reference QRR split in blocks of 5 characters (right-justified),"
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"to generate QR-bill report."
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),
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)
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# This field is used in the "invisible" condition field of the 'Print QRR' button.
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l10n_ch_currency_name = fields.Char(
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related='currency_id.name',
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readonly=True,
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string="Currency Name",
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help="The name of this invoice's currency",
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)
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l10n_ch_qrr_sent = fields.Boolean(
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default=False,
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help=(
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"Boolean value telling whether or not the QRR corresponding to"
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" this invoice has already been printed or sent by mail.",
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),
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)
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def _get_qrr_prefix(self):
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"""Hook to add a customized prefix"""
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self.ensure_one()
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return ''
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#@api.depends('number', 'name')
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@api.depends('name') # To be add number in depends or not sure
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def _compute_l10n_ch_qrr(self):
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r""" Compute a QRR reference
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QRR is the replacement of ISR
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The QRR reference number is 27 characters long.
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To generate the QRR reference, the we use the invoice sequence number,
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removing each of its non-digit characters, and pad the unused spaces on
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the left of this number with zeros.
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The last digit is a checksum (mod10r).
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The reference is free but for the last
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digit which is a checksum.
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If shorter than 27 digits, it is filled with zeros on the left.
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e.g.
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120000000000234478943216899
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\________________________/|
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1 2
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(1) 12000000000023447894321689 | reference
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(2) 9: control digit for identification number and reference
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"""
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for record in self:
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if record.has_qrr():
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record.l10n_ch_qrr = record.l10n_ch_qrr_name
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elif record.name:
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prefix = record._get_qrr_prefix()
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invoice_ref = re.sub(r'[^\d]', '', record.name)
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# keep only the last digits if it exceed boundaries
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full_len = len(prefix) + len(invoice_ref)
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extra = full_len - 26
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if extra > 0:
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invoice_ref = invoice_ref[extra:]
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internal_ref = invoice_ref.zfill(26 - len(prefix))
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record.l10n_ch_qrr = mod10r(prefix + internal_ref)
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else:
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record.l10n_ch_qrr = False
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@api.depends('l10n_ch_qrr')
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def _compute_l10n_ch_qrr_spaced(self):
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def _space_qrr(ref):
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to_treat = ref
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res = ''
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while to_treat:
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res = to_treat[-5:] + res
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to_treat = to_treat[:-5]
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if to_treat:
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res = ' ' + res
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return res
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for record in self:
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spaced_qrr = False
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if record.l10n_ch_qrr:
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spaced_qrr = _space_qrr(record.l10n_ch_qrr)
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record.l10n_ch_qrr_spaced = spaced_qrr
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def _get_communications(self):
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if self.has_qrr():
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structured_communication = self.l10n_ch_qrr
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free_communication = ''
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else:
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structured_communication = ''
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free_communication = self.name
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free_communication = free_communication or self.name # to be replace self.number not sure
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additional_info = ""
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if free_communication:
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additional_info = (
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(free_communication[:137] + '...')
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if len(free_communication) > 140
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else free_communication
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)
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# Compute reference type (empty by default, only mandatory for QR-IBAN,
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# and must then be 27 characters-long, with mod10r check digit as the 27th one,
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# just like ISR number for invoices)
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reference_type = 'NON'
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reference = ''
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if self.has_qrr():
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# _check_for_qr_code_errors ensures we can't have a QR-IBAN
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# without a QR-reference here
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reference_type = 'QRR'
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reference = structured_communication
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return reference_type, reference, additional_info
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def _prepare_swiss_code_url_vals(self):
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reference_type, reference, additional_info = self._get_communications()
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creditor = self.company_id.partner_id
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debtor = self.commercial_partner_id
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creditor_addr_1, creditor_addr_2 = self._get_partner_address_lines(
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creditor
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)
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debtor_addr_1, debtor_addr_2 = self._get_partner_address_lines(debtor)
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amount = '{:.2f}'.format(self.amount_residual)
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acc_number = self.partner_bank_id.sanitized_acc_number
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# If there is a QR IBAN we use it for the barcode instead of the
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# account number
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qr_iban = self.partner_bank_id.l10n_ch_qr_iban
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if qr_iban:
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acc_number = sanitize_account_number(qr_iban)
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# fmt: off
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qr_code_vals = [
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'SPC', # QR Type
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'0200', # Version
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'1', # Coding Type
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acc_number, # IBAN
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# Creditor
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'K', # - Address Type
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creditor.name[:70], # - Name
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creditor_addr_1, # - Address Line 1
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creditor_addr_2, # - Address Line 2
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'', # - Postal Code (not used in type K)
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'', # - City (not used in type K)
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creditor.country_id.code, # - Country
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# Ultimate Creditor
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'', # - Address Type
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'', # - Name
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'', # - Address Line 1
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'', # - Address Line 2
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'', # - Postal Code
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'', # - Town
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'', # - Country
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amount, # Amount
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self.currency_id.name, # Currency
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# Ultimate Debtor
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'K', # - Address Type
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debtor.name[:70], # - Name
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debtor_addr_1, # - Address Line 1
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debtor_addr_2, # - Address Line 2
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'', # - Postal Code (not used in type K)
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'', # - City (not used in type K)
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debtor.country_id.code, # - Country
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reference_type, # Reference Type
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reference, # Reference
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additional_info, # Unstructured Message
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'EPD', # Mandatory trailer part
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'', # Bill information
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]
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# fmt: on
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return qr_code_vals
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#@api.multi
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def build_swiss_code_url(self):
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self.ensure_one()
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qr_code_vals = self._prepare_swiss_code_url_vals()
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# use quiet to remove blank around the QR and make it easier to place it
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return '/report/qrcode/?value=%s&width=%s&height=%s&bar_border=0' % (
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werkzeug.urls.url_quote_plus('\n'.join(qr_code_vals)),
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256,
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256,
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)
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def _get_partner_address_lines(self, partner):
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""" Returns a tuple of two elements containing the address lines to use
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for this partner. Line 1 contains the street and number, line 2 contains
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zip and city. Those two lines are limited to 70 characters
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"""
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streets = [partner.street, partner.street2]
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line_1 = ' '.join(filter(None, streets))
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line_2 = partner.zip + ' ' + partner.city
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return line_1[:70], line_2[:70]
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@api.model
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def _is_qrr(self, reference):
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""" Checks whether the given reference is a QR-reference, i.e. it is
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made of 27 digits, the 27th being a mod10r check on the 26 previous ones.
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"""
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return (
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reference
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and len(reference) == 27
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and re.match(r'\d+$', reference)
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and reference == mod10r(reference[:-1])
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)
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def validate_swiss_code_arguments(self):
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# TODO do checks separately
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reference_to_check = self.l10n_ch_qrr_name
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def _partner_fields_set(partner):
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return (
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partner.zip
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and partner.city
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and partner.country_id.code
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and (partner.street or partner.street2)
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)
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errors = []
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if not _partner_fields_set(self.partner_id):
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errors.append(_("incomplete_partner_address"))
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if not self.partner_bank_id:
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errors.append(_("no_bank_account"))
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elif not _partner_fields_set(self.partner_bank_id.partner_id):
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errors.append(_("incomplete_company_address"))
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if (reference_to_check
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and self.partner_bank_id._is_qr_iban()
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and not self._is_qrr(reference_to_check)):
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errors.append(_("bad_qrr"))
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if len(errors) > 0:
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raise UserError(errors)
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return not errors
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def can_generate_qr_bill(self, returned_errors=None):
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""" Returns True if the invoice can be used to generate a QR-bill.
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"""
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self.ensure_one()
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return self.validate_swiss_code_arguments()
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def print_ch_qr_bill(self):
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""" Triggered by the 'Print QR-bill' button.
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"""
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self.ensure_one()
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if not self.can_generate_qr_bill():
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msg_error_list = "\n".join(ERROR_MESSAGES[e] for e in self.errors)
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raise ValidationError(
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_("You cannot generate the QR-bill.\n"
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"Here is what is blocking:\n"
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"{}").format(msg_error_list)
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)
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self.l10n_ch_qrr_sent = True
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return self.env.ref('l10n_ch_qr_bill.l10n_ch_qr_report').report_action(self)
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def has_qrr(self):
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"""Check if this invoice has a valid QRR reference (for Switzerland)
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"""
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return self._is_qrr(self.l10n_ch_qrr_name)
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def _validate_qrr(self):
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partner_bank = self.partner_bank_id
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if partner_bank._is_qr_iban() and not self.has_qrr():
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raise ValidationError(
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_("""The payment reference is not a valid QR Reference.""")
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)
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return True
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def action_invoice_open(self):
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res = super(AccountInvoice, self).action_invoice_open()
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for rec in self:
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# Define reference once number has been generated
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if rec.type == "out_invoice":
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if not rec.l10n_ch_qrr_name and rec.partner_bank_id._is_qr_iban():
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rec.l10n_ch_qrr_name = rec.l10n_ch_qrr
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rec._validate_qrr()
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return res
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