+
+ } else {
+ # 3.x: false laziness with msg_template.pm; on 4.x, all email notices
+ # are generated from templates and this case goes away
+ my @classes;
+ if ( $opt{'to_contact_classnum'} ) {
+ my $classnum = $opt{'to_contact_classnum'};
+ @classes = ref($classnum) ? @$classnum : split(',', $classnum);
+ }
+ if (!@classes) {
+ @classes = ( 'invoice' );
+ }
+ my @to = $cust_main->contact_list_email(@classes);