- if ( $self->payinfo =~ /^99\d{14}$/ && ! $self->paycardtype ) {
- return "paycardtype required (cannot be derived from a token)";
- } else {
- $self->set('paycardtype', cardtype($self->payinfo));
- }
+ unless ( $self->paycardtype ) {
+
+ if ( $self->payinfo =~ /^99\d{14}$/ ) {
+ if ( $self->paymask =~ /^\d+x/ ) {
+ $self->set('paycardtype', cardtype($self->paymask));
+ } else {
+ $self->set('paycardtype', '');
+ # return "paycardtype required ".
+ # "(can't derive from a token and no paymask w/prefix provided)";
+ }
+ } else {
+ $self->set('paycardtype', cardtype($self->payinfo));
+ }
+
+ }