} elsif ( $cust_main ) {
- if ( $opt{'to_contact_classnum'} ) {
-
- my $classnum = $opt{'to_contact_classnum'};
- my @classes = ref($classnum) ? @$classnum : split(',', $classnum);
- if ( !@classes ) {
- # traditional behavior: send to invoice email destinations (only)
- @classes = ( 'invoice' );
- }
- @to = $cust_main->contact_list_email(@classes);
- # not guaranteed to produce contacts, but then customers aren't
- # guaranteed to have email addresses on file. in that case, env_to
- # will be null and sending this message will fail.
- }
+ my $classnum = $opt{'to_contact_classnum'} || '';
+ my @classes = ref($classnum) ? @$classnum : split(',', $classnum);
+ # traditional behavior: send to all invoice recipients
+ @classes = ('invoice') unless @classes;
+ @to = $cust_main->contact_list_email(@classes);
+ # not guaranteed to produce contacts, but then customers aren't
+ # guaranteed to have email addresses on file. in that case, env_to
+ # will be null and sending this message will fail.
} else {
die 'no To: address or cust_main object specified';