- $values->{'expirationdate'} = C4::Dates->new(
- sprintf(
- '%04d-%02d-%02d',
- Add_Delta_Days( @waitingdate, C4::Context->preference( 'ReservesMaxPickUpDelay' ) )
- ),
- 'iso'
- )->output();
+ my $dt = dt_from_string();
+ $dt->add( days => C4::Context->preference('ReservesMaxPickUpDelay') );
+ $values->{'expirationdate'} = output_pref( $dt, undef, 1 );
+
+ $values->{'waitingdate'} = output_pref( dt_from_string( $values->{'waitingdate'} ), undef, 1 );
+