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# tckimlik.py - functions for handling T.C. Kimlik No.
# coding: utf-8
#
# Copyright (C) 2016-2017 Arthur de Jong
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.
#
# This library 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
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
# 02110-1301 USA
"""T.C. Kimlik No. (Turkish personal identification number)
The Turkish Identification Number (Türkiye Cumhuriyeti Kimlik Numarası) is a
unique personal identification number assigned to every citizen of Turkey.
The number consists of 11 digits and the last two digits are check digits.
More information:
* https://en.wikipedia.org/wiki/Turkish_Identification_Number
* https://tckimlik.nvi.gov.tr/
>>> validate('17291716060')
'17291716060'
>>> validate('17291716050')
Traceback (most recent call last):
...
InvalidChecksum: ...
>>> validate('1729171606')
Traceback (most recent call last):
...
InvalidLength: ...
>>> validate('07291716092') # number must not start with a 0
Traceback (most recent call last):
...
InvalidFormat: ...
"""
from stdnum.exceptions import *
from stdnum.util import clean, get_soap_client
tckimlik_wsdl = 'https://tckimlik.nvi.gov.tr/Service/KPSPublic.asmx?WSDL'
"""The WSDL URL of the T.C. Kimlik validation service."""
def compact(number):
"""Convert the number to the minimal representation. This strips the
number of any valid separators and removes surrounding whitespace."""
return clean(number).strip()
def calc_check_digits(number):
"""Calculate the check digits for the specified number. The number
passed should not have the check digit included."""
check1 = (10 - sum((3, 1)[i % 2] * int(n)
for i, n in enumerate(number[:9]))) % 10
check2 = (check1 + sum(int(n) for n in number[:9])) % 10
return '%d%d' % (check1, check2)
def validate(number):
"""Check if the number is a valid .C. Kimlik number. This checks the
length and check digits."""
number = compact(number)
if not number.isdigit() or number[0] == '0':
raise InvalidFormat()
if len(number) != 11:
raise InvalidLength()
if calc_check_digits(number) != number[-2:]:
raise InvalidChecksum()
return number
def is_valid(number):
"""Check if the number is a valid .C. Kimlik number."""
try:
return bool(validate(number))
except ValidationError:
return False
def check_kps(number, name, surname, birth_year): # pragma: no cover
"""Query the online T.C. Kimlik validation service run by the Directorate
of Population and Citizenship Affairs. This returns a boolean but may
raise a SOAP exception for missing or invalid values."""
# this function isn't automatically tested because it would require
# network access for the tests and unnecessarily load the online service
number = compact(number)
client = get_soap_client(tckimlik_wsdl)
result = client.TCKimlikNoDogrula(
TCKimlikNo=number, Ad=name, Soyad=surname, DogumYili=birth_year)
if hasattr(result, 'get'):
return result.get('TCKimlikNoDogrulaResult')
return result
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