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+package FS::cust_statement;
+
+use strict;
+use base qw( FS::cust_bill );
+use FS::Record qw( dbh qsearch ); #qsearchs );
+use FS::cust_main;
+use FS::cust_bill;
+
+=head1 NAME
+
+FS::cust_statement - Object methods for cust_statement records
+
+=head1 SYNOPSIS
+
+ use FS::cust_statement;
+
+ $record = new FS::cust_statement \%hash;
+ $record = new FS::cust_statement { 'column' => 'value' };
+
+ $error = $record->insert;
+
+ $error = $new_record->replace($old_record);
+
+ $error = $record->delete;
+
+ $error = $record->check;
+
+=head1 DESCRIPTION
+
+An FS::cust_statement object represents an informational statement which
+aggregates one or more invoices. FS::cust_statement inherits from
+FS::cust_bill.
+
+The following fields are currently supported:
+
+=over 4
+
+=item statementnum
+
+primary key
+
+=item custnum
+
+customer
+
+=item _date
+
+date
+
+=back
+
+=head1 METHODS
+
+=over 4
+
+=item new HASHREF
+
+Creates a new record. To add the record to the database, see L<"insert">.
+
+Note that this stores the hash reference, not a distinct copy of the hash it
+points to. You can ask the object for a copy with the I<hash> method.
+
+=cut
+
+sub new { FS::Record::new(@_); }
+
+sub table { 'cust_statement'; }
+
+=item insert
+
+Adds this record to the database. If there is an error, returns the error,
+otherwise returns false.
+
+=cut
+
+sub insert {
+ my $self = shift;
+
+ 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 $dbh = dbh;
+
+ FS::Record::insert($self);
+
+ foreach my $cust_bill (
+ qsearch({
+ 'table' => 'cust_bill',
+ 'hashref' => { 'custnum' => $self->custnum,
+ 'statementnum' => '',
+ },
+ 'extra_sql' => 'FOR UPDATE' ,
+ })
+ )
+ {
+ $cust_bill->statementnum( $self->statementnum );
+ my $error = $cust_bill->replace;
+ if ( $error ) {
+ $dbh->rollback if $oldAutoCommit;
+ return "Error associating invoice: $error";
+ }
+ }
+
+ $dbh->commit or die $dbh->errstr if $oldAutoCommit;
+ ''; #no error
+
+}
+
+=item delete
+
+Delete this record from the database.
+
+=cut
+
+sub delete { FS::Record::delete(@_); }
+
+=item replace OLD_RECORD
+
+Replaces the OLD_RECORD with this one in the database. If there is an error,
+returns the error, otherwise returns false.
+
+=cut
+
+sub replace { FS::Record::replace(@_); }
+
+sub replace_check { ''; }
+
+=item check
+
+Checks all fields to make sure this is a valid record. If there is
+an error, returns the error, otherwise returns false. Called by the insert
+and replace methods.
+
+=cut
+
+sub check {
+ my $self = shift;
+
+ my $error =
+ $self->ut_numbern('statementnum')
+ || $self->ut_foreign_key('custnum', 'cust_main', 'custnum' )
+ || $self->ut_numbern('_date')
+ ;
+ return $error if $error;
+
+ $self->_date(time) unless $self->_date;
+
+ #don't want to call cust_bill, and Record just checks virtual fields
+ #$self->SUPER::check;
+ '';
+
+}
+
+=item cust_bill
+
+Returns the associated invoices (cust_bill records) for this statement.
+
+=cut
+
+sub cust_bill {
+ my $self = shift;
+ qsearch('cust_bill', { 'statementnum' => $self->statementnum } );
+}
+
+sub _aggregate {
+ my( $self, $method ) = ( shift, shift );
+
+ my @agg = ();
+
+ foreach my $cust_bill ( $self->cust_bill ) {
+ push @agg, $cust_bill->$method( @_ );
+ }
+
+ @agg;
+}
+
+sub _total {
+ my( $self, $method ) = ( shift, shift );
+
+ my $total = 0;
+
+ foreach my $cust_bill ( $self->cust_bill ) {
+ $total += $cust_bill->$method( @_ );
+ }
+
+ $total;
+}
+
+=item cust_bill_pkg
+
+Returns the line items (see L<FS::cust_bill_pkg>) for all associated invoices.
+
+=item cust_bill_pkg_pkgnum PKGNUM
+
+Returns the line items (see L<FS::cust_bill_pkg>) for all associated invoices
+and specified pkgnum.
+
+=item cust_bill_pay
+
+Returns all payment applications (see L<FS::cust_bill_pay>) for all associated
+invoices.
+
+=item cust_credited
+
+Returns all applied credits (see L<FS::cust_credit_bill>) for all associated
+invoices.
+
+=item cust_bill_pay_pkgnum PKGNUM
+
+Returns all payment applications (see L<FS::cust_bill_pay>) for all associated
+invoices with matching pkgnum.
+
+=item cust_credited_pkgnum PKGNUM
+
+Returns all applied credits (see L<FS::cust_credit_bill>) for all associated
+invoices with matching pkgnum.
+
+=cut
+
+sub cust_bill_pay { shift->_aggregate('cust_bill_pay', @_); }
+sub cust_credited { shift->_aggregate('cust_credited', @_); }
+sub cust_bill_pay_pkgnum { shift->_aggregate('cust_bill_pay_pkgnum', @_); }
+sub cust_credited_pkgnum { shift->_aggregate('cust_credited_pkgnum', @_); }
+
+sub cust_bill_pkg { shift->_aggregate('cust_bill_pkg', @_); }
+sub cust_bill_pkg_pkgnum { shift->_aggregate('cust_bill_pkg_pkgnum', @_); }
+
+=item tax
+
+Returns the total tax amount for all assoicated invoices.0
+
+=cut
+
+=item charged
+
+Returns the total amount charged for all associated invoices.
+
+=cut
+
+=item owed
+
+Returns the total amount owed for all associated invoices.
+
+=cut
+
+sub tax { shift->_total('tax', @_); }
+sub charged { shift->_total('charged', @_); }
+sub owed { shift->_total('owed', @_); }
+
+#don't show previous info
+sub previous {
+ ( 0 ); # 0, empty list
+}
+
+=back
+
+=head1 BUGS
+
+=head1 SEE ALSO
+
+L<FS::cust_bill>, L<FS::Record>, schema.html from the base documentation.
+
+=cut
+
+1;
+