From f7a1243e53114c1917ea0836a5839ed0918553b4 Mon Sep 17 00:00:00 2001
From: Moritz Bunkus <m.bunkus@linet-services.de>
Date: Fri, 15 Dec 2017 10:51:17 +0100
Subject: [PATCH] DATEV: Umsatz von 0 zulassen

---
 SL/DATEV/CSV.pm | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/SL/DATEV/CSV.pm b/SL/DATEV/CSV.pm
index 5c1e7ec44..6ac460c44 100644
--- a/SL/DATEV/CSV.pm
+++ b/SL/DATEV/CSV.pm
@@ -22,7 +22,7 @@ my @kivitendo_to_datev = (
                               max_length      => 13,
                               type            => 'Value',
                               required        => 1,
-                              input_check     => sub { my ($input) = @_; return (looks_like_number($input) && length($input) <= 13 && $input > 0) },
+                              input_check     => sub { my ($input) = @_; return (looks_like_number($input) && length($input) <= 13 && $input >= 0) },
                               formatter       => \&_format_amount,
                               valid_check     => sub { my ($check) = @_; return ($check =~ m/^\d{1,10}(\,\d{1,2})?$/) },
                             },
-- 
2.20.1