+ my $self = shift;
+ sprintf( "%.2f", $self->total_owed - $self->total_credited );
+}
+
+=item invoicing_list [ ARRAYREF ]
+
+If an arguement is given, sets these email addresses as invoice recipients
+(see L<FS::cust_main_invoice>). Errors are not fatal and are not reported
+(except as warnings), so use check_invoicing_list first.
+
+Returns a list of email addresses (with svcnum entries expanded).
+
+Note: You can clear the invoicing list by passing an empty ARRAYREF. You can
+check it without disturbing anything by passing nothing.
+
+This interface may change in the future.
+
+=cut
+
+sub invoicing_list {
+ my( $self, $arrayref ) = @_;
+ if ( $arrayref ) {
+ my @cust_main_invoice =
+ qsearch( 'cust_main_invoice', { 'custnum' => $self->custnum } );
+ foreach my $cust_main_invoice ( @cust_main_invoice ) {
+ #warn $cust_main_invoice->destnum;
+ unless ( grep { $cust_main_invoice->address eq $_ } @{$arrayref} ) {
+ #warn $cust_main_invoice->destnum;
+ my $error = $cust_main_invoice->delete;
+ warn $error if $error;
+ }
+ }
+ @cust_main_invoice =
+ qsearch( 'cust_main_invoice', { 'custnum' => $self->custnum } );
+ foreach my $address ( @{$arrayref} ) {
+ unless ( grep { $address eq $_->address } @cust_main_invoice ) {
+ my $cust_main_invoice = new FS::cust_main_invoice ( {
+ 'custnum' => $self->custnum,
+ 'dest' => $address,
+ } );
+ my $error = $cust_main_invoice->insert;
+ warn $error if $error;
+ }
+ }
+ }
+ map { $_->address }
+ qsearch( 'cust_main_invoice', { 'custnum' => $self->custnum } );
+}
+
+=item check_invoicing_list ARRAYREF
+
+Checks these arguements as valid input for the invoicing_list method. If there
+is an error, returns the error, otherwise returns false.
+
+=cut
+
+sub check_invoicing_list {
+ my( $self, $arrayref ) = @_;
+ foreach my $address ( @{$arrayref} ) {
+ my $cust_main_invoice = new FS::cust_main_invoice ( {
+ 'custnum' => $self->custnum,
+ 'dest' => $address,
+ } );
+ my $error = $self->custnum
+ ? $cust_main_invoice->check
+ : $cust_main_invoice->checkdest
+ ;
+ return $error if $error;
+ }
+ '';