- my $sql =
- "SELECT COUNT(*) FROM cust_event JOIN part_event USING ( eventpart ) ".
- " WHERE tablenum = ? AND eventtable = 'cust_pkg'";
+ my $sql = "SELECT COUNT(*) ". $self->_from_cust_event_where;
+ $self->_prep_ex($sql, $self->pkgnum)->fetchrow_arrayref->[0];
+}
+
+=item exists_cust_event
+
+Returns true if there are customer billing events (see L<FS::cust_event>) for this package. More efficient than using num_cust_event.
+
+=cut
+
+sub exists_cust_event {
+ my $self = shift;
+ my $sql = "SELECT 1 ". $self->_from_cust_event_where. " LIMIT 1";
+ my $row = $self->_prep_ex($sql, $self->pkgnum)->fetchrow_arrayref;
+ $row ? $row->[0] : '';
+}
+
+sub _from_cust_event_where {
+ #my $self = shift;
+ " FROM cust_event JOIN part_event USING ( eventpart ) ".
+ " WHERE tablenum = ? AND eventtable = 'cust_pkg' ";
+}
+
+sub _prep_ex {
+ my( $self, $sql, @args ) = @_;