<?php |
/* |
PHP credit card number generator |
Copyright (C) 2006 Graham King graham@darkcoding.net |
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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
*/ |
$visaPrefixList [] = "4539" ; |
$visaPrefixList [] = "4556" ; |
$visaPrefixList [] = "4916" ; |
$visaPrefixList [] = "4532" ; |
$visaPrefixList [] = "4929" ; |
$visaPrefixList [] = "40240071" ; |
$visaPrefixList [] = "4485" ; |
$visaPrefixList [] = "4716" ; |
$visaPrefixList [] = "4" ; |
$mastercardPrefixList [] = "51" ; |
$mastercardPrefixList [] = "52" ; |
$mastercardPrefixList [] = "53" ; |
$mastercardPrefixList [] = "54" ; |
$mastercardPrefixList [] = "55" ; |
$amexPrefixList [] = "34" ; |
$amexPrefixList [] = "37" ; |
$discoverPrefixList [] = "6011" ; |
$dinersPrefixList [] = "300" ; |
$dinersPrefixList [] = "301" ; |
$dinersPrefixList [] = "302" ; |
$dinersPrefixList [] = "303" ; |
$dinersPrefixList [] = "36" ; |
$dinersPrefixList [] = "38" ; |
$enRoutePrefixList [] = "2014" ; |
$enRoutePrefixList [] = "2149" ; |
$jcbPrefixList [] = "35" ; |
$voyagerPrefixList [] = "8699" ; |
/* |
'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 |
*/ |
function completed_number( $prefix , $length ) { |
$ccnumber = $prefix ; |
# generate digits |
while ( strlen ( $ccnumber ) < ( $length - 1) ) { |
$ccnumber .= rand(0,9); |
} |
# Calculate sum |
$sum = 0; |
$pos = 0; |
$reversedCCnumber = strrev ( $ccnumber ); |
while ( $pos < $length - 1 ) { |
$odd = $reversedCCnumber [ $pos ] * 2; |
if ( $odd > 9 ) { |
$odd -= 9; |
} |
$sum += $odd ; |
if ( $pos != ( $length - 2) ) { |
$sum += $reversedCCnumber [ $pos +1 ]; |
} |
$pos += 2; |
} |
# Calculate check digit |
$checkdigit = (( floor ( $sum /10) + 1) * 10 - $sum ) % 10; |
$ccnumber .= $checkdigit ; |
return $ccnumber ; |
} |
function credit_card_number( $prefixList , $length , $howMany ) { |
for ( $i = 0; $i < $howMany ; $i ++) { |
$ccnumber = $prefixList [ array_rand ( $prefixList ) ]; |
$result [] = completed_number( $ccnumber , $length ); |
} |
return $result ; |
} |
function output( $title , $numbers ) { |
$result [] = "<div class='creditCardNumbers'>" ; |
$result [] = "<h3>$title</h3>" ; |
$result [] = implode( '<br />' , $numbers ); |
$result []= '</div>' ; |
return implode( '<br />' , $result ); |
} |
# |
# Main |
# |
echo "<div class='creditCardSet'>" ; |
$mastercard = credit_card_number( $mastercardPrefixList , 16, 10); |
echo output( "Mastercard" , $mastercard ); |
$visa16 = credit_card_number( $visaPrefixList , 16, 10); |
echo output( "VISA 16 digit" , $visa16 ); |
echo "</div>" ; |
echo "<div class='creditCardSet'>" ; |
$visa13 = credit_card_number( $visaPrefixList , 13, 5); |
echo output( "VISA 13 digit" , $visa13 ); |
$amex = credit_card_number( $amexPrefixList , 15, 5); |
echo output( "American Express" , $amex ); |
echo "</div>" ; |
# Minor cards |
echo "<div class='creditCardSet'>" ; |
$discover = credit_card_number( $discoverPrefixList , 16, 3); |
echo output( "Discover" , $discover ); |
$diners = credit_card_number( $dinersPrefixList , 14, 3); |
echo output( "Diners Club" , $diners ); |
echo "</div>" ; |
echo "<div class='creditCardSet'>" ; |
$enRoute = credit_card_number( $enRoutePrefixList , 15, 3); |
echo output( "enRoute" , $enRoute ); |
$jcb = credit_card_number( $jcbPrefixList , 16, 3); |
echo output( "JCB" , $jcb ); |
echo "</div>" ; |
echo "<div class='creditCardSet'>" ; |
$voyager = credit_card_number( $voyagerPrefixList , 15, 3); |
echo output( "Voyager" , $voyager ); |
echo "</div>" ; |
?> |