@ISA = qw( Exporter );
-$VERSION = "0.32_01";
+$VERSION = "0.33_01";
$Country = 'US';
Lee Lawrence <LeeL@aspin.co.uk>, Neale Banks <neale@lowendale.com.au> and
Max Becker <Max.Becker@firstgate.com> contributed support for additional card
types. Lee also contributed a working test.pl. Alexandr Ciornii
-<alexchorny@gmail.com> contributed code cleanups.
+<alexchorny@gmail.com> contributed code cleanups. Jason Terry
+<jterry@bluehost.com> contributed updates for Discover BIN ranges.
=head1 COPYRIGHT AND LICENSE
Copyright (C) 1995,1996,1997 Jon Orwant
Copyright (C) 2001-2006 Ivan Kohler
-Copyright (C) 2007-2012 Freeside Internet Services, Inc.
+Copyright (C) 2007-2014 Freeside Internet Services, Inc.
This library is free software; you can redistribute it and/or modify
it under the same terms as Perl itself, either Perl version 5.8.8 or,
@EXPORT = qw(cardtype validate generate_last_digit);
+## ref http://neilb.org/reviews/luhn.html#Comparison it looks like
+## Business::CCCheck is 2x faster than we are. looking at their implementation
+## not entirely a fair comparison, we also do the equivalent of their CC_clean,
+## they don't recognize certain cards at all (i.e. Switch) which require
+## an expensive check before VISA, Diners doesn't exist anymore, Discover is
+## a lot more than just 6011*, they don't handle processing agreements, etc.
+
sub cardtype {
+ # Allow use as a class method
+ shift if UNIVERSAL::isa( $_[0], 'Business::CreditCard' );
+
my ($number) = @_;
$number =~ s/[\s\-]//go;
&& 0+$number;
}
- return "Switch"
- if $number =~ /^49(03(0[2-9]|3[5-9])|11(0[1-2]|7[4-9]|8[1-2])|36[0-9]{2})[\dx]{10}([\dx]{2,3})?$/o
- || $number =~ /^564182[\dx]{10}([\dx]{2,3})?$/o
- || $number =~ /^6(3(33[0-4][0-9])|759[0-9]{2})[\dx]{10}([\dx]{2,3})?$/o;
-
- return "VISA card" if $number =~ /^4[\dx]{12}([\dx]{3})?$/o;
+ return "VISA card" if $number =~ /^4[0-8][\dx]{11}([\dx]{3})?$/o;
return "MasterCard"
if $number =~ /^5[1-5][\dx]{14}$/o
;# || ( $number =~ /^36[\dx]{12}/ && $Country =~ /^(US|CA)$/oi );
+ return "American Express card" if $number =~ /^3[47][\dx]{13}$/o;
+
return "Discover card"
if $number =~ /^30[0-5][\dx]{11}([\dx]{2})?$/o #diner's: 300-305
|| $number =~ /^3095[\dx]{10}([\dx]{2})?$/o #diner's: 3095
- || $number =~ /^3[68][\dx]{12}([\dx]{2})?$/o #diner's: 36
+ || $number =~ /^3[689][\dx]{12}([\dx]{2})?$/o #diner's: 36 38 and 39
|| $number =~ /^6011[\dx]{12}$/o
|| $number =~ /^64[4-9][\dx]{13}$/o
|| $number =~ /^65[\dx]{14}$/o
|| ( $number =~ /^62[24-68][\dx]{13}$/o && uc($Country) ne 'CN' ) #CUP
- || ( $number =~ /^35(2[89]|[3-8][\dx])[\dx]{10}$/o && uc($Country) eq 'US' );
+ || ( $number =~ /^35(2[89]|[3-8][\dx])[\dx]{12}$/o && $Country =~ /^(US|CA)$/oi ); #JCB cards in the 3528-3589 range are identified as Discover inside the US and Canada
- return "American Express card" if $number =~ /^3[47][\dx]{13}$/o;
+ return "Switch"
+ if $number =~ /^49(03(0[2-9]|3[5-9])|11(0[1-2]|7[4-9]|8[1-2])|36[0-9]{2})[\dx]{10}([\dx]{2,3})?$/o
+ || $number =~ /^564182[\dx]{10}([\dx]{2,3})?$/o
+ || $number =~ /^6(3(33[0-4][0-9])|759[0-9]{2})[\dx]{10}([\dx]{2,3})?$/o;
+ #redunant with above, catch 49* that's not Switch
+ return "VISA card" if $number =~ /^4[\dx]{12}([\dx]{3})?$/o;
#return "Diner's Club/Carte Blanche"
# if $number =~ /^3(0[0-59]|[68][\dx])[\dx]{11}$/o;
}
sub generate_last_digit {
+ # Allow use as a class method
+ shift if UNIVERSAL::isa( $_[0], 'Business::CreditCard' );
+
my ($number) = @_;
die "invalid operation" if length($number) == 8 || length($number) == 9;
return (10 - $sum % 10) % 10;
}
+
+## this (GPLed) code from Business::CCCheck is apparantly 4x faster than ours
+## ref http://neilb.org/reviews/luhn.html#Comparison
+## maybe see if we can spped ours up a bit
+# my @ccn = split('',$ccn);
+# my $even = 0;
+# $ccn = 0;
+# for($i=$#ccn;$i >=0;--$i) {
+# $ccn[$i] *= 2 if $even;
+# $ccn -= 9 if $ccn[$i] > 9;
+# $ccn += $ccn[$i];
+# $even = ! $even;
+# }
+# $type = '' if $ccn % 10;
+# return $type;
sub validate {
+ # Allow use as a class method
+ shift if UNIVERSAL::isa( $_[0], 'Business::CreditCard' );
+
my ($number) = @_;
my ($i, $sum, $weight);