From af07ec2a6b8e7bfb3a54c4836b15e200c27f29a5 Mon Sep 17 00:00:00 2001
From: Chris Cormack <chrisc@catalyst.net.nz>
Date: Sat, 30 Jun 2012 09:04:07 +1200
Subject: [PATCH] Bug 5644 : Fixing dropbox mode calculation

Signed-off-by: Kyle M Hall <kyle@bywatersolutions.com>
Signed-off-by: Paul Poulain <paul.poulain@biblibre.com>
Signed-off-by: Chris Cormack <chrisc@catalyst.net.nz>
---
 Koha/Calendar.pm | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Koha/Calendar.pm b/Koha/Calendar.pm
index f63e7eb891..03146fa65b 100644
--- a/Koha/Calendar.pm
+++ b/Koha/Calendar.pm
@@ -93,7 +93,7 @@ sub addDate {
     Readonly::Scalar my $return_by_hour => 10;
     my $day_dur = DateTime::Duration->new( days => 1 );
     if ( $add_duration->is_negative() ) {
-        $day_dur->inverse();
+        $day_dur = DateTime::Duration->new( days => -1 );
     }
     if ( $days_mode eq 'Datedue' ) {
 
-- 
2.20.1