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##############################################################################
#
# Copyright (c) 2002-2005 Nexedi SARL and Contributors. All Rights Reserved.
# Jean-Paul Smets-Solanes <jp@nexedi.com>
# Kevin Deldycke <kevin@nexedi.com>
#
# WARNING: This program as such is intended to be used by professional
# programmers who take the whole responsability of assessing all potential
# consequences resulting from its eventual inadequacies and bugs
# End users who are looking for a ready-to-use solution with commercial
# garantees and support are strongly adviced to contract a Free Software
# Service Company
#
# This program is Free Software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#
##############################################################################
from AccessControl import ClassSecurityInfo
from Products.ERP5Type import Permissions, PropertySheet, Constraint, Interface
from Products.ERP5Type.Document.Folder import Folder
from Products.ERP5.Document.Coordinate import Coordinate
import string
class BankAccount(Folder, Coordinate):
"""
A bank account number holds a collection of numbers and codes
(ex. SWIFT, RIB, etc.) which may be used to identify a bank account.
A Bank Account is owned by a Person or an Organisation. A Bank Account
contain Agents with Agent Privileges used by the owner to delegate the
management of the bank account to trusted third-party Persons.
BankAccount inherits from Base and from the mix-in Coordinate.
"""
meta_type = 'ERP5 BankAccount'
portal_type = 'BankAccount'
add_permission = Permissions.AddPortalContent
isPortalContent = 1
isRADContent = 1
# Declarative security
security = ClassSecurityInfo()
security.declareObjectProtected(Permissions.View)
# Declarative properties
property_sheets = ( PropertySheet.Base
, PropertySheet.SimpleItem
, PropertySheet.Task
, PropertySheet.Resource
, PropertySheet.BankAccount
)
# Declarative interfaces
__implements__ = ( Interface.Coordinate )
security.declareProtected(Permissions.View, 'getIbanTextFormat')
def getIbanTextFormat(self):
"""
Returns the standard IBAN text format
"""
iban = self.getIban()
l = 4
s = "IBAN"
for i in range((len(iban) / l) + 1):
s += ' ' + iban[i*l : (i+1)*l]
return s.strip()
security.declareProtected(Permissions.View, 'getIbanTextFormat')
def getIban(self):
"""
The International Bank Account Number of this bank account.
IBAN is an international standard for identifying bank accounts worldwide.
"""
key = self.getIbanKey()
country_code = self.getBankCountryCode()
bban = self.getBban()
if key == None: key = ''
if country_code == None: country_code = ''
if bban == None: bban = ''
return (country_code + key + bban).upper().strip()
security.declareProtected(Permissions.View, 'getIbanKey')
def getIbanKey(self):
"""
The IBAN key ensure the integry of the IBAN code.
It's calculated with the ISO 7064 method (known as "97-10 modulo").
"""
# Construct the alpha to number translation table
table = {}
for i in range(26):
table[chr(65+i)] = str(10+i)
# Calcul the key
country_code = self.getBankCountryCode() + '00'
s = self.getBban() + country_code
n = ''
for c in s:
if c.isalpha():
n += table[c.upper()]
if c.isdigit():
n += c
key = str(98 - (int(n) % 97))
return key.zfill(2)
security.declareProtected(Permissions.View, 'getBban')
def getBban(self):
"""
The Basic Bank Account Number (BBAN) is the last part of the IBAN.
Usualy it correspond to the national bank account number.
"""
bank = self.getBankCode()
branch = self.getBranch()
ban = self.getBankAccountNumber()
key = self.getBbanKey()
if bank == None: bank = ''
if branch == None: branch = ''
if ban == None: ban = ''
if key == None: key = ''
return (bank + branch + ban + key).upper().strip()
security.declareProtected(Permissions.View, 'getBbanTextFormat')
def getBbanTextFormat(self, sep=' '):
"""
Returns a BBAN text format
"""
bank = self.getBankCode()
branch = self.getBranch()
ban = self.getBankAccountNumber()
key = self.getBbanKey()
if bank == None: bank = ''
if branch == None: branch = ''
if ban == None: ban = ''
if key == None: key = ''
return sep.join([bank, branch, ban, key]).upper().strip()
security.declareProtected(Permissions.View, 'getBbanKey')
def getBbanKey(self):
"""
The BBAN key ensure the integry of the BBAN code.
This is the french BBAN key algorithm.
"""
def transcode(string):
letter = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'
digit = '12345678912345678923456789'
for i in range(len(letter)):
string = string.replace(letter[i], digit[i])
return int(string)
bank = self.getBankCode()
branch = self.getBranch()
ban = self.getBankAccountNumber()
if bank == None: bank = ''
if branch == None: branch = ''
if ban == None: ban = ''
if len(bank + branch + ban) == 0:
return ''
bank += ('0' * (5 - len(bank)))
branch += ('0' * (5 - len(branch)))
s = (bank + branch + ban).upper()
key = str(97 - ((transcode(s) * 100) % 97))
return key.zfill(2)