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#!/usr/bin/python
"""
gencc: A simple program to generate credit card numbers that pass the
MOD 10 check (Luhn formula).
Usefull for testing e-commerce sites during development.
Copyright 2003-2012 Graham King
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
"""
# Different naming convention, because translated from PHP
# pylint: disable=C0103
from random import Random
import copy
visaPrefixList = [
['4', '5', '3', '9'],
['4', '5', '5', '6'],
['4', '9', '1', '6'],
['4', '5', '3', '2'],
['4', '9', '2', '9'],
['4', '0', '2', '4', '0', '0', '7', '1'],
['4', '4', '8', '6'],
['4', '7', '1', '6'],
['4']]
mastercardPrefixList = [
['5', '1'], ['5', '2'], ['5', '3'], ['5', '4'], ['5', '5']]
amexPrefixList = [['3', '4'], ['3', '7']]
discoverPrefixList = [['6', '0', '1', '1']]
dinersPrefixList = [
['3', '0', '0'],
['3', '0', '1'],
['3', '0', '2'],
['3', '0', '3'],
['3', '6'],
['3', '8']]
enRoutePrefixList = [['2', '0', '1', '4'], ['2', '1', '4', '9']]
jcbPrefixList = [['3', '5']]
voyagerPrefixList = [['8', '6', '9', '9']]
def completed_number(prefix, length):
"""
'prefix' is the start of the CC number as a string, any number of digits.
'length' is the length of the CC number to generate. Typically 13 or 16
"""
ccnumber = prefix
# generate digits
while len(ccnumber) < (length - 1):
digit = str(generator.choice(range(0, 10)))
ccnumber.append(digit)
# Calculate sum
sum = 0
pos = 0
reversedCCnumber = []
reversedCCnumber.extend(ccnumber)
reversedCCnumber.reverse()
while pos < length - 1:
odd = int(reversedCCnumber[pos]) * 2
if odd > 9:
odd -= 9
sum += odd
if pos != (length - 2):
sum += int(reversedCCnumber[pos + 1])
pos += 2
# Calculate check digit
checkdigit = ((sum / 10 + 1) * 10 - sum) % 10
ccnumber.append(str(checkdigit))
return ''.join(ccnumber)
def credit_card_number(rnd, prefixList, length, howMany):
result = []
while len(result) < howMany:
ccnumber = copy.copy(rnd.choice(prefixList))
result.append(completed_number(ccnumber, length))
return result
def output(title, numbers):
result = []
result.append(title)
result.append('-' * len(title))
result.append('n'.join(numbers))
result.append('')
return 'n'.join(result)
#
# Main
#
generator = Random()
generator.seed() # Seed from current time
print("darkcoding credit card generatorn")
mastercard = credit_card_number(generator, mastercardPrefixList, 16, 10)
print(output("Mastercard", mastercard))
visa16 = credit_card_number(generator, visaPrefixList, 16, 10)
print(output("VISA 16 digit", visa16))
visa13 = credit_card_number(generator, visaPrefixList, 13, 5)
print(output("VISA 13 digit", visa13))
amex = credit_card_number(generator, amexPrefixList, 15, 5)
print(output("American Express", amex))
# Minor cards
discover = credit_card_number(generator, discoverPrefixList, 16, 3)
print(output("Discover", discover))
diners = credit_card_number(generator, dinersPrefixList, 14, 3)
print(output("Diners Club / Carte Blanche", diners))
enRoute = credit_card_number(generator, enRoutePrefixList, 15, 3)
print(output("enRoute", enRoute))
jcb = credit_card_number(generator, jcbPrefixList, 16, 3)
print(output("JCB", jcb))
voyager = credit_card_number(generator, voyagerPrefixList, 15, 3)
print(output("Voyager", voyager))
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