bank-payment/account_banking_pain_base/models/account_payment_order.py
2021-06-10 08:21:19 +00:00

603 lines
27 KiB
Python

# © 2013-2016 Akretion - Alexis de Lattre <alexis.delattre@akretion.com>
# © 2014 Serv. Tecnol. Avanzados - Pedro M. Baeza
# © 2016 Antiun Ingenieria S.L. - Antonio Espinosa
# License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl.html).
from flectra import models, fields, api, _, tools
import flectra.release
from flectra.exceptions import UserError
from flectra.tools.safe_eval import safe_eval
from datetime import datetime
from lxml import etree
import logging
try:
from unidecode import unidecode
except ImportError:
unidecode = None
logger = logging.getLogger(__name__)
class AccountPaymentOrder(models.Model):
_inherit = 'account.payment.order'
sepa = fields.Boolean(
compute='compute_sepa', readonly=True, string="SEPA Payment")
charge_bearer = fields.Selection([
('SLEV', 'Following Service Level'),
('SHAR', 'Shared'),
('CRED', 'Borne by Creditor'),
('DEBT', 'Borne by Debtor')], string='Charge Bearer',
default='SLEV', readonly=True,
states={'draft': [('readonly', False)], 'open': [('readonly', False)]},
track_visibility='onchange',
help="Following service level : transaction charges are to be "
"applied following the rules agreed in the service level "
"and/or scheme (SEPA Core messages must use this). Shared : "
"transaction charges on the debtor side are to be borne by "
"the debtor, transaction charges on the creditor side are to "
"be borne by the creditor. Borne by creditor : all "
"transaction charges are to be borne by the creditor. Borne "
"by debtor : all transaction charges are to be borne by the "
"debtor.")
batch_booking = fields.Boolean(
string='Batch Booking', readonly=True,
states={'draft': [('readonly', False)], 'open': [('readonly', False)]},
track_visibility='onchange',
help="If true, the bank statement will display only one debit "
"line for all the wire transfers of the SEPA XML file ; if "
"false, the bank statement will display one debit line per wire "
"transfer of the SEPA XML file.")
@api.multi
@api.depends(
'company_partner_bank_id.acc_type',
'payment_line_ids.currency_id',
'payment_line_ids.partner_bank_id.acc_type')
def compute_sepa(self):
eur = self.env.ref('base.EUR')
for order in self:
sepa = True
if order.company_partner_bank_id.acc_type != 'iban':
sepa = False
for pline in order.payment_line_ids:
if pline.currency_id != eur:
sepa = False
break
if pline.partner_bank_id.acc_type != 'iban':
sepa = False
break
sepa = order.compute_sepa_final_hook(sepa)
self.sepa = sepa
@api.multi
def compute_sepa_final_hook(self, sepa):
self.ensure_one()
return sepa
@api.model
def _prepare_field(self, field_name, field_value, eval_ctx,
max_size=0, gen_args=None):
"""This function is designed to be inherited !"""
if gen_args is None:
gen_args = {}
assert isinstance(eval_ctx, dict), 'eval_ctx must contain a dict'
try:
value = safe_eval(field_value, eval_ctx)
# SEPA uses XML ; XML = UTF-8 ; UTF-8 = support for all characters
# But we are dealing with banks...
# and many banks don't want non-ASCCI characters !
# cf section 1.4 "Character set" of the SEPA Credit Transfer
# Scheme Customer-to-bank guidelines
if gen_args.get('convert_to_ascii'):
value = unidecode(value)
unallowed_ascii_chars = [
'"', '#', '$', '%', '&', '*', ';', '<', '>', '=', '@',
'[', ']', '^', '_', '`', '{', '}', '|', '~', '\\', '!']
for unallowed_ascii_char in unallowed_ascii_chars:
value = value.replace(unallowed_ascii_char, '-')
except:
error_msg_prefix = _("Cannot compute the field '{field_name}'.") \
.format(
field_name=field_name)
error_msg_details_list = self.except_messages_prepare_field(
eval_ctx, field_name)
error_msg_data = _("Data for evaluation:\n"
"\tcontext: {eval_ctx}\n"
"\tfield path: {field_value}") \
.format(
eval_ctx=eval_ctx,
field_value=field_value)
raise UserError('\n'.join(
[error_msg_prefix]
+ error_msg_details_list
+ [error_msg_data]))
if not isinstance(value, str):
raise UserError(
_("The type of the field '%s' is %s. It should be a string "
"or unicode.")
% (field_name, type(value)))
if not value:
raise UserError(
_("The '%s' is empty or 0. It should have a non-null value.")
% field_name)
if max_size and len(value) > max_size:
value = value[0:max_size]
return value
@api.model
def except_messages_prepare_field(self, eval_ctx, field_name):
"""
Inherit this method to provide more detailed error messages for
exceptions to be raised while evaluating `field_name` using `eval_ctx`.
:return: List containing the error messages.
"""
error_messages = list()
line = eval_ctx.get('line')
if line:
error_messages.append(
_("Payment Line has reference '%s'.") % line.name)
partner_bank = eval_ctx.get('partner_bank')
if partner_bank:
error_messages.append(
_("Partner's bank account is '%s'.")
% partner_bank.display_name)
return error_messages
@api.model
def _validate_xml(self, xml_string, gen_args):
xsd_etree_obj = etree.parse(
tools.file_open(gen_args['pain_xsd_file']))
official_pain_schema = etree.XMLSchema(xsd_etree_obj)
try:
root_to_validate = etree.fromstring(xml_string)
official_pain_schema.assertValid(root_to_validate)
except Exception as e:
logger.warning(
"The XML file is invalid against the XML Schema Definition")
logger.warning(xml_string)
logger.warning(e)
raise UserError(
_("The generated XML file is not valid against the official "
"XML Schema Definition. The generated XML file and the "
"full error have been written in the server logs. Here "
"is the error, which may give you an idea on the cause "
"of the problem : %s")
% str(e))
return True
@api.multi
def finalize_sepa_file_creation(self, xml_root, gen_args):
xml_string = etree.tostring(
xml_root, pretty_print=True, encoding='UTF-8',
xml_declaration=True)
logger.debug(
"Generated SEPA XML file in format %s below"
% gen_args['pain_flavor'])
logger.debug(xml_string)
self._validate_xml(xml_string, gen_args)
filename = '%s%s.xml' % (gen_args['file_prefix'], self.name)
return (xml_string, filename)
@api.multi
def generate_pain_nsmap(self):
self.ensure_one()
pain_flavor = self.payment_mode_id.payment_method_id.pain_version
nsmap = {
'xsi': 'http://www.w3.org/2001/XMLSchema-instance',
None: 'urn:iso:std:iso:20022:tech:xsd:%s' % pain_flavor,
}
return nsmap
@api.multi
def generate_pain_attrib(self):
self.ensure_one()
return {}
@api.model
def generate_group_header_block(self, parent_node, gen_args):
group_header = etree.SubElement(parent_node, 'GrpHdr')
message_identification = etree.SubElement(
group_header, 'MsgId')
message_identification.text = self._prepare_field(
'Message Identification',
'self.name',
{'self': self}, 35, gen_args=gen_args)
creation_date_time = etree.SubElement(group_header, 'CreDtTm')
creation_date_time.text = datetime.strftime(
datetime.today(), '%Y-%m-%dT%H:%M:%S')
if gen_args.get('pain_flavor') == 'pain.001.001.02':
# batch_booking is in "Group header" with pain.001.001.02
# and in "Payment info" in pain.001.001.03/04
batch_booking = etree.SubElement(group_header, 'BtchBookg')
batch_booking.text = str(self.batch_booking).lower()
nb_of_transactions = etree.SubElement(
group_header, 'NbOfTxs')
control_sum = etree.SubElement(group_header, 'CtrlSum')
# Grpg removed in pain.001.001.03
if gen_args.get('pain_flavor') == 'pain.001.001.02':
grouping = etree.SubElement(group_header, 'Grpg')
grouping.text = 'GRPD'
self.generate_initiating_party_block(group_header, gen_args)
return group_header, nb_of_transactions, control_sum
@api.model
def generate_start_payment_info_block(
self, parent_node, payment_info_ident,
priority, local_instrument, category_purpose, sequence_type,
requested_date, eval_ctx, gen_args):
payment_info = etree.SubElement(parent_node, 'PmtInf')
payment_info_identification = etree.SubElement(
payment_info, 'PmtInfId')
payment_info_identification.text = self._prepare_field(
'Payment Information Identification',
payment_info_ident, eval_ctx, 35, gen_args=gen_args)
payment_method = etree.SubElement(payment_info, 'PmtMtd')
payment_method.text = gen_args['payment_method']
nb_of_transactions = False
control_sum = False
if gen_args.get('pain_flavor') != 'pain.001.001.02':
batch_booking = etree.SubElement(payment_info, 'BtchBookg')
batch_booking.text = str(self.batch_booking).lower()
# The "SEPA Customer-to-bank
# Implementation guidelines" for SCT and SDD says that control sum
# and nb_of_transactions should be present
# at both "group header" level and "payment info" level
nb_of_transactions = etree.SubElement(
payment_info, 'NbOfTxs')
control_sum = etree.SubElement(payment_info, 'CtrlSum')
payment_type_info = etree.SubElement(
payment_info, 'PmtTpInf')
if priority and gen_args['payment_method'] != 'DD':
instruction_priority = etree.SubElement(
payment_type_info, 'InstrPrty')
instruction_priority.text = priority
if self.sepa:
service_level = etree.SubElement(payment_type_info, 'SvcLvl')
service_level_code = etree.SubElement(service_level, 'Cd')
service_level_code.text = 'SEPA'
if local_instrument:
local_instrument_root = etree.SubElement(
payment_type_info, 'LclInstrm')
if gen_args.get('local_instrument_type') == 'proprietary':
local_instr_value = etree.SubElement(
local_instrument_root, 'Prtry')
else:
local_instr_value = etree.SubElement(
local_instrument_root, 'Cd')
local_instr_value.text = local_instrument
if sequence_type:
sequence_type_node = etree.SubElement(
payment_type_info, 'SeqTp')
sequence_type_node.text = sequence_type
if category_purpose:
category_purpose_node = etree.SubElement(
payment_type_info, 'CtgyPurp')
category_purpose_code = etree.SubElement(
category_purpose_node, 'Cd')
category_purpose_code.text = category_purpose
if gen_args['payment_method'] == 'DD':
request_date_tag = 'ReqdColltnDt'
else:
request_date_tag = 'ReqdExctnDt'
requested_date_node = etree.SubElement(
payment_info, request_date_tag)
requested_date_node.text = requested_date
return payment_info, nb_of_transactions, control_sum
@api.model
def _must_have_initiating_party(self, gen_args):
'''This method is designed to be inherited in localization modules for
countries in which the initiating party is required'''
return False
@api.model
def generate_initiating_party_block(self, parent_node, gen_args):
my_company_name = self._prepare_field(
'Company Name',
'self.company_partner_bank_id.partner_id.name',
{'self': self}, gen_args.get('name_maxsize'), gen_args=gen_args)
initiating_party = etree.SubElement(parent_node, 'InitgPty')
initiating_party_name = etree.SubElement(initiating_party, 'Nm')
initiating_party_name.text = my_company_name
initiating_party_software = etree.SubElement(initiating_party, 'CtctDtls')
initiating_party_software_name = etree.SubElement(initiating_party_software, 'Nm')
initiating_party_software_name.text = 'Flectra Open Source ERP and CRM'
initiating_party_software_version = etree.SubElement(initiating_party_software, 'Othr')
initiating_party_software_version.text = 'Version '+flectra.release.version
initiating_party_identifier = (
self.payment_mode_id.initiating_party_identifier or
self.payment_mode_id.company_id.initiating_party_identifier)
initiating_party_issuer = (
self.payment_mode_id.initiating_party_issuer or
self.payment_mode_id.company_id.initiating_party_issuer)
initiating_party_scheme = (
self.payment_mode_id.initiating_party_scheme or
self.payment_mode_id.company_id.initiating_party_scheme)
# in pain.008.001.02.ch.01.xsd files they use
# initiating_party_identifier but not initiating_party_issuer
if initiating_party_identifier:
iniparty_id = etree.SubElement(initiating_party, 'Id')
iniparty_org_id = etree.SubElement(iniparty_id, 'OrgId')
iniparty_org_other = etree.SubElement(iniparty_org_id, 'Othr')
iniparty_org_other_id = etree.SubElement(iniparty_org_other, 'Id')
iniparty_org_other_id.text = initiating_party_identifier
if initiating_party_scheme:
iniparty_org_other_scheme = etree.SubElement(
iniparty_org_other, 'SchmeNm')
iniparty_org_other_scheme_name = etree.SubElement(
iniparty_org_other_scheme, 'Prtry')
iniparty_org_other_scheme_name.text = initiating_party_scheme
if initiating_party_issuer:
iniparty_org_other_issuer = etree.SubElement(
iniparty_org_other, 'Issr')
iniparty_org_other_issuer.text = initiating_party_issuer
elif self._must_have_initiating_party(gen_args):
raise UserError(
_("Missing 'Initiating Party Issuer' and/or "
"'Initiating Party Identifier' for the company '%s'. "
"Both fields must have a value.")
% self.company_id.name)
return True
@api.model
def has_fininst_postal_address(self, gen_args):
pain_flavor = gen_args.get('pain_flavor')
return (
pain_flavor.startswith("pain.001.001.03")
or pain_flavor.startswith("pain.001.001.04")
or pain_flavor.startswith("pain.001.001.05")
or pain_flavor.startswith("pain.008.001.02")
or pain_flavor.startswith("pain.008.001.03")
or pain_flavor.startswith("pain.008.001.04")
)
@api.model
def generate_fininst_postal_address(self, parent_node, bank):
if not (bank.country or bank.city):
return
postal_address = etree.SubElement(parent_node, 'PstlAdr')
if bank.city:
etree.SubElement(postal_address, 'TwnNm').text = bank.city
if bank.country:
etree.SubElement(postal_address, 'Ctry').text = bank.country.code
@api.model
def generate_party_agent(
self, parent_node, party_type, order, partner_bank, gen_args,
bank_line=None):
"""Generate the piece of the XML file corresponding to BIC
This code is mutualized between TRF and DD
Starting from Feb 1st 2016, we should be able to do
cross-border SEPA transfers without BIC, cf
http://www.europeanpaymentscouncil.eu/index.cfm/
sepa-credit-transfer/iban-and-bic/
In some localization (l10n_ch_sepa for example), they need the
bank_line argument"""
assert order in ('B', 'C'), "Order can be 'B' or 'C'"
if partner_bank.bank_bic:
party_agent = etree.SubElement(parent_node, '%sAgt' % party_type)
party_agent_institution = etree.SubElement(
party_agent, 'FinInstnId')
party_agent_bic = etree.SubElement(
party_agent_institution, gen_args.get('bic_xml_tag'))
party_agent_bic.text = partner_bank.bank_bic
if self.has_fininst_postal_address(gen_args):
self.generate_fininst_postal_address(
party_agent_institution, partner_bank.bank_id)
else:
if order == 'B' or (
order == 'C' and gen_args['payment_method'] == 'DD'):
party_agent = etree.SubElement(
parent_node, '%sAgt' % party_type)
party_agent_institution = etree.SubElement(
party_agent, 'FinInstnId')
if self.has_fininst_postal_address(gen_args):
self.generate_fininst_postal_address(
party_agent_institution, partner_bank.bank_id)
party_agent_other = etree.SubElement(
party_agent_institution, 'Othr')
party_agent_other_identification = etree.SubElement(
party_agent_other, 'Id')
party_agent_other_identification.text = 'NOTPROVIDED'
# for Credit Transfers, in the 'C' block, if BIC is not provided,
# we should not put the 'Creditor Agent' block at all,
# as per the guidelines of the EPC
return True
@api.model
def generate_party_id(
self, parent_node, party_type, partner):
"""Generate an Id element for partner inside the parent node.
party_type can currently be Cdtr or Dbtr. Notably, the initiating
party orgid is generated with another mechanism and configured
at the company or payment mode level.
"""
return
@api.model
def generate_party_acc_number(
self, parent_node, party_type, order, partner_bank, gen_args,
bank_line=None):
party_account = etree.SubElement(
parent_node, '%sAcct' % party_type)
party_account_id = etree.SubElement(party_account, 'Id')
if partner_bank.acc_type == 'iban':
party_account_iban = etree.SubElement(
party_account_id, 'IBAN')
party_account_iban.text = partner_bank.sanitized_acc_number
else:
party_account_other = etree.SubElement(
party_account_id, 'Othr')
party_account_other_id = etree.SubElement(
party_account_other, 'Id')
party_account_other_id.text = partner_bank.sanitized_acc_number
return True
@api.model
def generate_address_block(
self, parent_node, partner, gen_args):
"""Generate the piece of the XML corresponding to PstlAdr"""
if partner.country_id:
postal_address = etree.SubElement(parent_node, 'PstlAdr')
if gen_args.get('pain_flavor').startswith(
'pain.001.001.') or gen_args.get('pain_flavor').startswith(
'pain.008.001.'):
if partner.zip:
pstcd = etree.SubElement(postal_address, 'PstCd')
pstcd.text = self._prepare_field(
'Postal Code', 'partner.zip',
{'partner': partner}, 16, gen_args=gen_args)
if partner.city:
twnnm = etree.SubElement(postal_address, 'TwnNm')
twnnm.text = self._prepare_field(
'Town Name', 'partner.city',
{'partner': partner}, 35, gen_args=gen_args)
country = etree.SubElement(postal_address, 'Ctry')
country.text = self._prepare_field(
'Country', 'partner.country_id.code',
{'partner': partner}, 2, gen_args=gen_args)
if partner.street:
adrline1 = etree.SubElement(postal_address, 'AdrLine')
adrline1.text = self._prepare_field(
'Adress Line1', 'partner.street',
{'partner': partner}, 70, gen_args=gen_args)
return True
@api.model
def generate_party_block(
self, parent_node, party_type, order, partner_bank, gen_args,
bank_line=None):
"""Generate the piece of the XML file corresponding to Name+IBAN+BIC
This code is mutualized between TRF and DD
In some localization (l10n_ch_sepa for example), they need the
bank_line argument"""
assert order in ('B', 'C'), "Order can be 'B' or 'C'"
party_type_label = _("Partner name")
if party_type == 'Cdtr':
party_type_label = _("Creditor name")
elif party_type == 'Dbtr':
party_type_label = _("Debtor name")
name = 'partner_bank.partner_id.name'
eval_ctx = {'partner_bank': partner_bank}
party_name = self._prepare_field(
party_type_label, name, eval_ctx, gen_args.get('name_maxsize'),
gen_args=gen_args)
# At C level, the order is : BIC, Name, IBAN
# At B level, the order is : Name, IBAN, BIC
if order == 'C':
self.generate_party_agent(
parent_node, party_type, order, partner_bank, gen_args,
bank_line=bank_line)
party = etree.SubElement(parent_node, party_type)
party_nm = etree.SubElement(party, 'Nm')
party_nm.text = party_name
partner = partner_bank.partner_id
self.generate_address_block(party, partner, gen_args)
self.generate_party_id(party, party_type, partner)
self.generate_party_acc_number(
parent_node, party_type, order, partner_bank, gen_args,
bank_line=bank_line)
if order == 'B':
self.generate_party_agent(
parent_node, party_type, order, partner_bank, gen_args,
bank_line=bank_line)
return True
@api.model
def generate_remittance_info_block(self, parent_node, line, gen_args):
remittance_info = etree.SubElement(
parent_node, 'RmtInf')
if line.communication_type == 'normal':
remittance_info_unstructured = etree.SubElement(
remittance_info, 'Ustrd')
remittance_info_unstructured.text = \
self._prepare_field(
'Remittance Unstructured Information',
'line.communication', {'line': line}, 140,
gen_args=gen_args)
else:
remittance_info_structured = etree.SubElement(
remittance_info, 'Strd')
creditor_ref_information = etree.SubElement(
remittance_info_structured, 'CdtrRefInf')
if gen_args.get('pain_flavor') == 'pain.001.001.02':
creditor_ref_info_type = etree.SubElement(
creditor_ref_information, 'CdtrRefTp')
creditor_ref_info_type_code = etree.SubElement(
creditor_ref_info_type, 'Cd')
creditor_ref_info_type_code.text = 'SCOR'
# SCOR means "Structured Communication Reference"
creditor_ref_info_type_issuer = etree.SubElement(
creditor_ref_info_type, 'Issr')
creditor_ref_info_type_issuer.text = \
line.communication_type
creditor_reference = etree.SubElement(
creditor_ref_information, 'CdtrRef')
else:
if line.communication_type == 'QRR':
creditor_ref_info_type = etree.SubElement(
creditor_ref_information, 'Tp')
creditor_ref_info_type_or = etree.SubElement(
creditor_ref_info_type, 'CdOrPrtry')
creditor_ref_info_type_code = etree.SubElement(
creditor_ref_info_type_or, 'Prtry')
creditor_ref_info_type_code.text = 'QRR'
elif line.communication_type == 'SCOR':
creditor_ref_info_type = etree.SubElement(
creditor_ref_information, 'Tp')
creditor_ref_info_type_or = etree.SubElement(
creditor_ref_info_type, 'CdOrPrtry')
creditor_ref_info_type_code = etree.SubElement(
creditor_ref_info_type_or, 'Cd')
creditor_ref_info_type_code.text = 'SCOR'
elif gen_args.get('structured_remittance_issuer', True):
creditor_ref_info_type = etree.SubElement(
creditor_ref_information, 'Tp')
creditor_ref_info_type_or = etree.SubElement(
creditor_ref_info_type, 'CdOrPrtry')
creditor_ref_info_type_code = etree.SubElement(
creditor_ref_info_type_or, 'Cd')
creditor_ref_info_type_code.text = 'SCOR'
creditor_ref_info_type_issuer = etree.SubElement(
creditor_ref_info_type, 'Issr')
creditor_ref_info_type_issuer.text = \
line.communication_type
creditor_reference = etree.SubElement(
creditor_ref_information, 'Ref')
creditor_reference.text = \
self._prepare_field(
'Creditor Structured Reference',
'line.communication', {'line': line}, 35,
gen_args=gen_args)
return True
@api.model
def generate_creditor_scheme_identification(
self, parent_node, identification, identification_label,
eval_ctx, scheme_name_proprietary, gen_args):
csi_id = etree.SubElement(parent_node, 'Id')
csi_privateid = etree.SubElement(csi_id, 'PrvtId')
csi_other = etree.SubElement(csi_privateid, 'Othr')
csi_other_id = etree.SubElement(csi_other, 'Id')
csi_other_id.text = self._prepare_field(
identification_label, identification, eval_ctx, gen_args=gen_args)
csi_scheme_name = etree.SubElement(csi_other, 'SchmeNm')
csi_scheme_name_proprietary = etree.SubElement(
csi_scheme_name, 'Prtry')
csi_scheme_name_proprietary.text = scheme_name_proprietary
return True