+ return "invalid discount_term"
+ if ($self->discount_term && $self->discount_term < 2);
+
+#i guess not now, with cust_pay_pending, if we actually make it here, we _do_ want to record it
+# # UNIQUE index should catch this too, without race conditions, but this
+# # should give a better error message the other 99.9% of the time...
+# if ( length($self->payunique)
+# && qsearchs('cust_pay', { 'payunique' => $self->payunique } ) ) {
+# #well, it *could* be a better error message
+# return "duplicate transaction".
+# " - a payment with unique identifer ". $self->payunique.
+# " already exists";
+# }
+
+ $self->SUPER::check;
+}
+
+=item send_receipt HASHREF | OPTION => VALUE ...
+
+Sends a payment receipt for this payment..
+
+Available options:
+
+=over 4
+
+=item manual
+
+Flag indicating the payment is being made manually.
+
+=item cust_bill
+
+Invoice (FS::cust_bill) object. If not specified, the most recent invoice
+will be assumed.
+
+=item cust_main
+
+Customer (FS::cust_main) object (for efficiency).
+
+=back
+
+=cut
+
+sub send_receipt {
+ my $self = shift;
+ my $opt = ref($_[0]) ? shift : { @_ };
+
+ my $cust_bill = $opt->{'cust_bill'};
+ my $cust_main = $opt->{'cust_main'} || $self->cust_main;
+
+ my $conf = new FS::Conf;
+
+ return '' unless $conf->exists('payment_receipt', $cust_main->agentnum);
+
+ my @invoicing_list = $cust_main->invoicing_list_emailonly;
+ return '' unless @invoicing_list;
+
+ $cust_bill ||= ($cust_main->cust_bill)[-1]; #rather inefficient though?
+
+ my $error = '';
+
+ if ( ( exists($opt->{'manual'}) && $opt->{'manual'} )
+ #|| ! $conf->exists('invoice_html_statement')
+ || ! $cust_bill
+ )
+ {
+ my $msgnum = $conf->config('payment_receipt_msgnum', $cust_main->agentnum);
+ if ( $msgnum ) {
+ my $msg_template = FS::msg_template->by_key($msgnum);
+ $error = $msg_template->send(
+ 'cust_main' => $cust_main,
+ 'object' => $self,
+ 'from_config' => 'payment_receipt_from',
+ );
+
+ } elsif ( $conf->exists('payment_receipt_email') ) {
+
+ my $receipt_template = new Text::Template (
+ TYPE => 'ARRAY',
+ SOURCE => [ map "$_\n", $conf->config('payment_receipt_email') ],
+ ) or do {
+ warn "can't create payment receipt template: $Text::Template::ERROR";
+ return '';
+ };
+
+ my $payby = $self->payby;
+ my $payinfo = $self->payinfo;
+ $payby =~ s/^BILL$/Check/ if $payinfo;
+ if ( $payby eq 'CARD' || $payby eq 'CHEK' ) {
+ $payinfo = $self->paymask
+ } else {
+ $payinfo = $self->decrypt($payinfo);
+ }
+ $payby =~ s/^CHEK$/Electronic check/;
+
+ my %fill_in = (
+ 'date' => time2str("%a %B %o, %Y", $self->_date),
+ 'name' => $cust_main->name,
+ 'paynum' => $self->paynum,
+ 'paid' => sprintf("%.2f", $self->paid),
+ 'payby' => ucfirst(lc($payby)),
+ 'payinfo' => $payinfo,
+ 'balance' => $cust_main->balance,
+ 'company_name' => $conf->config('company_name', $cust_main->agentnum),
+ );
+
+ if ( $opt->{'cust_pkg'} ) {
+ $fill_in{'pkg'} = $opt->{'cust_pkg'}->part_pkg->pkg;
+ #setup date, other things?
+ }
+
+ $error = send_email(
+ 'from' => $conf->config('invoice_from', $cust_main->agentnum),
+ #invoice_from??? well as good as any
+ 'to' => \@invoicing_list,
+ 'subject' => 'Payment receipt',
+ 'body' => [ $receipt_template->fill_in( HASH => \%fill_in ) ],
+ );
+
+ } else {
+
+ warn "payment_receipt is on, but no payment_receipt_msgnum\n";
+
+ }
+
+ } else { #not manual
+
+ my $queue = new FS::queue {
+ 'paynum' => $self->paynum,
+ 'job' => 'FS::cust_bill::queueable_email',
+ };
+
+ $error = $queue->insert(
+ 'invnum' => $cust_bill->invnum,
+ 'template' => 'statement',
+ 'notice_name' => 'Statement',
+ 'no_coupon' => 1,
+ );
+
+ }
+
+ warn "send_receipt: $error\n" if $error;
+}
+
+=item cust_bill_pay
+
+Returns all applications to invoices (see L<FS::cust_bill_pay>) for this
+payment.
+
+=cut
+
+sub cust_bill_pay {
+ my $self = shift;
+ map { $_ } #return $self->num_cust_bill_pay unless wantarray;
+ sort { $a->_date <=> $b->_date
+ || $a->invnum <=> $b->invnum }
+ qsearch( 'cust_bill_pay', { 'paynum' => $self->paynum } )
+ ;
+}
+
+=item cust_pay_refund
+
+Returns all applications of refunds (see L<FS::cust_pay_refund>) to this
+payment.
+
+=cut
+
+sub cust_pay_refund {
+ my $self = shift;
+ map { $_ } #return $self->num_cust_pay_refund unless wantarray;
+ sort { $a->_date <=> $b->_date }
+ qsearch( 'cust_pay_refund', { 'paynum' => $self->paynum } )
+ ;
+}
+
+
+=item unapplied
+
+Returns the amount of this payment that is still unapplied; which is
+paid minus all payment applications (see L<FS::cust_bill_pay>) and refund
+applications (see L<FS::cust_pay_refund>).
+
+=cut
+
+sub unapplied {
+ my $self = shift;
+ my $amount = $self->paid;
+ $amount -= $_->amount foreach ( $self->cust_bill_pay );
+ $amount -= $_->amount foreach ( $self->cust_pay_refund );
+ sprintf("%.2f", $amount );
+}
+
+=item unrefunded
+
+Returns the amount of this payment that has not been refuned; which is
+paid minus all refund applications (see L<FS::cust_pay_refund>).
+
+=cut
+
+sub unrefunded {
+ my $self = shift;
+ my $amount = $self->paid;
+ $amount -= $_->amount foreach ( $self->cust_pay_refund );
+ sprintf("%.2f", $amount );
+}
+
+=item amount
+
+Returns the "paid" field.
+
+=cut
+
+sub amount {
+ my $self = shift;
+ $self->paid();
+}
+
+=back
+
+=head1 CLASS METHODS
+
+=over 4
+
+=item batch_insert CUST_PAY_OBJECT, ...
+
+Class method which inserts multiple payments. Takes a list of FS::cust_pay
+objects. Returns a list, each element representing the status of inserting the
+corresponding payment - empty. If there is an error inserting any payment, the
+entire transaction is rolled back, i.e. all payments are inserted or none are.
+
+For example:
+
+ my @errors = FS::cust_pay->batch_insert(@cust_pay);
+ my $num_errors = scalar(grep $_, @errors);
+ if ( $num_errors == 0 ) {
+ #success; all payments were inserted
+ } else {
+ #failure; no payments were inserted.
+ }
+
+=cut
+
+sub batch_insert {
+ my $self = shift; #class method
+
+ local $SIG{HUP} = 'IGNORE';
+ local $SIG{INT} = 'IGNORE';
+ local $SIG{QUIT} = 'IGNORE';
+ local $SIG{TERM} = 'IGNORE';
+ local $SIG{TSTP} = 'IGNORE';
+ local $SIG{PIPE} = 'IGNORE';
+
+ my $oldAutoCommit = $FS::UID::AutoCommit;
+ local $FS::UID::AutoCommit = 0;
+ my $dbh = dbh;
+
+ my $errors = 0;
+
+ my @errors = map {
+ my $error = $_->insert( 'manual' => 1 );
+ if ( $error ) {
+ $errors++;