+ $payinfo =~ s/\D//g;
+ $self->payinfo($payinfo);
+ if ( $self->payinfo ) {
+ $self->payinfo =~ /^(\d{13,16}|\d{8,9})$/
+ or return "Illegal (mistyped?) credit card number (payinfo)";
+ $self->payinfo($1);
+ validate($self->payinfo) or return "Illegal credit card number";
+ return "Unknown card type" if $self->payinfo !~ /^99\d{14}$/ #token
+ && cardtype($self->payinfo) eq "Unknown";
+ } else {
+ $self->payinfo('N/A'); #???
+ }