mirror of
https://github.com/OCA/bank-payment.git
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237 lines
8.8 KiB
Python
237 lines
8.8 KiB
Python
# -*- coding: utf-8 -*-
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##############################################################################
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#
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# Copyright (C) 2011 Smile (<http://smile.fr>).
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# Copyright (C) 2011 Therp BV (<http://therp.nl>).
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#
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# Based on the multibank module by EduSense BV
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# Copyright (C) 2009 EduSense BV (<http://www.edusense.nl>),
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#
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# All Rights Reserved
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as
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# published by the Free Software Foundation, either version 3 of the
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# License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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##############################################################################
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from datetime import datetime
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from openerp.addons.account_banking.parsers import models
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from openerp.addons.account_banking.parsers.convert import str2date
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from openerp.addons.account_banking.sepa import postalcode
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from openerp.tools.translate import _
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import re
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import csv
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__all__ = ['parser']
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bt = models.mem_bank_transaction
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"""
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First line states the legend
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"Datum","Naam / Omschrijving","Rekening","Tegenrekening","Code","Af Bij","Bedrag (EUR)","MutatieSoort","Mededelingen
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"""
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class transaction_message(object):
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'''
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A auxiliary class to validate and coerce read values
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'''
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attrnames = [
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'date', 'remote_owner', 'local_account', 'remote_account',
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'transfer_type', 'debcred', 'transferred_amount',
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'transfer_type_verbose', 'message'
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]
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def __init__(self, values, subno):
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'''
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Initialize own dict with attributes and coerce values to right type
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'''
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if len(self.attrnames) != len(values):
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raise ValueError(
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_('Invalid transaction line: expected %d columns, found %d')
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% (len(self.attrnames), len(values)))
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self.__dict__.update(dict(zip(self.attrnames, values)))
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# for lack of a standardized locale function to parse amounts
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self.transferred_amount = float(
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re.sub(',', '.', self.transferred_amount))
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if self.debcred == 'Af':
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self.transferred_amount = -self.transferred_amount
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try:
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self.execution_date = self.effective_date = str2date(self.date, '%Y%m%d')
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except ValueError:
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self.execution_date = self.effective_date = str2date(self.date, '%d-%m-%Y')
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self.statement_id = '' #self.effective_date.strftime('%Yw%W')
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self.id = str(subno).zfill(4)
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self.reference = ''
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# Normalize basic account numbers
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self.remote_account = self.remote_account.replace('.', '').zfill(10)
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self.local_account = self.local_account.replace('.', '').zfill(10)
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class transaction(models.mem_bank_transaction):
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'''
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Implementation of transaction communication class for account_banking.
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'''
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attrnames = ['local_account', 'remote_account',
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'remote_owner', 'transferred_amount',
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'execution_date', 'effective_date', 'transfer_type',
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'id', 'reference', 'statement_id', 'message',
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]
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"""
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Presumably the same transaction types occur in the MT940 format of ING.
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From www.ing.nl/Images/MT940_Technische_handleiding_tcm7-69020.pdf
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"""
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type_map = {
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'AC': bt.ORDER, # Acceptgiro
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'BA': bt.PAYMENT_TERMINAL, # Betaalautomaattransactie
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'CH': bt.ORDER, # Cheque
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'DV': bt.ORDER, # Diversen
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'FL': bt.BANK_TERMINAL, # Filiaalboeking, concernboeking
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'GF': bt.ORDER, # Telefonisch bankieren
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'GM': bt.BANK_TERMINAL, # Geldautomaat
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'GT': bt.ORDER, # Internetbankieren
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'IC': bt.DIRECT_DEBIT, # Incasso
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'OV': bt.ORDER, # Overschrijving
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'PK': bt.BANK_TERMINAL, # Opname kantoor
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'PO': bt.ORDER, # Periodieke overschrijving
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'ST': bt.BANK_TERMINAL, # Storting (eigen rekening of derde)
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'VZ': bt.ORDER, # Verzamelbetaling
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'NO': bt.STORNO, # Storno
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}
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# global expression for matching storno references
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ref_expr = re.compile('REF[\*:]([0-9A-Z-z_-]+)')
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def __init__(self, line, *args, **kwargs):
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'''
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Initialize own dict with read values.
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'''
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super(transaction, self).__init__(*args, **kwargs)
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# Copy attributes from auxiliary class to self.
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for attr in self.attrnames:
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setattr(self, attr, getattr(line, attr))
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# self.message = ''
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# Decompose structured messages
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self.parse_message()
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# Adaptations to direct debit orders ands stornos
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if self.transfer_type == 'DV' and self.transferred_amount < 0:
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res = self.ref_expr.search(self.remote_owner)
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if res:
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self.transfer_type = 'NO'
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self.reference = res.group(1)
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self.remote_owner = False
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else:
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res = self.ref_expr.search(self.message)
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if res:
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self.transfer_type = 'NO'
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self.reference = res.group(1)
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if self.transfer_type == 'IC':
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if self.transferred_amount > 0:
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self.reference = self.remote_owner
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else:
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self.transfer_type = 'NO'
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self.message = self.remote_owner + self.message
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res = self.ref_expr.search(self.message)
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if res:
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self.reference = res.group(1)
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self.storno_retry = True
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self.remote_owner = False
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def is_valid(self):
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if not self.error_message:
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if not self.transferred_amount:
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self.error_message = "No transferred amount"
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elif not self.execution_date:
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self.error_message = "No execution date"
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elif not self.remote_account and self.transfer_type not in [
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'BA', 'FL', 'GM', 'IC', 'PK', 'ST'
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]:
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self.error_message = (
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"No remote account for transaction type %s" %
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self.transfer_type)
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return not self.error_message
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def parse_message(self):
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'''
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Parse structured message parts into appropriate attributes.
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No processing done here for Triodos, maybe later.
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'''
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class statement(models.mem_bank_statement):
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'''
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Implementation of bank_statement communication class of account_banking
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'''
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def __init__(self, msg, *args, **kwargs):
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'''
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Set decent start values based on first transaction read
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'''
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super(statement, self).__init__(*args, **kwargs)
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self.id = msg.statement_id
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self.local_account = msg.local_account
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try:
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self.date = str2date(msg.date, '%Y%m%d')
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except ValueError:
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self.date = str2date(msg.date, '%d-%m-%Y')
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self.start_balance = self.end_balance = 0 # msg.start_balance
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self.import_transaction(msg)
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def import_transaction(self, msg):
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'''
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Import a transaction and keep some house holding in the mean time.
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'''
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trans = transaction(msg)
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self.end_balance += trans.transferred_amount
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self.transactions.append(trans)
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class parser(models.parser):
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code = 'ING'
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country_code = 'NL'
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name = _('ING Bank')
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doc = _('''\
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The Dutch ING format is basicly a MS Excel CSV format. It is specifically
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distinct from the Dutch multibank format. Transactions are not tied to Bank
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Statements.
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''')
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def parse(self, cr, data):
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result = []
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stmnt = None
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dialect = csv.excel()
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dialect.quotechar = '"'
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dialect.delimiter = ','
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lines = data.split('\n')
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# Transaction lines are not numbered, so keep a tracer
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subno = 0
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statement_id = False
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for line in csv.reader(lines, dialect=dialect):
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# Skip empty (last) lines and header line
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if not line or line[0] == 'Datum':
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continue
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subno += 1
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msg = transaction_message(line, subno)
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if not statement_id:
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statement_id = self.get_unique_statement_id(
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cr, msg.effective_date.strftime('%Yw%W'))
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msg.statement_id = statement_id
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if stmnt:
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stmnt.import_transaction(msg)
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else:
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stmnt = statement(msg)
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result.append(stmnt)
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return result
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# vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4:
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