From 9031702e159af14eccbb46cd660beb6dad9ab493 Mon Sep 17 00:00:00 2001
From: Jonathan Druart <jonathan.druart@bugs.koha-community.org>
Date: Mon, 6 May 2019 13:34:19 -0500
Subject: [PATCH] Bug 22812: Fix new subscription with strict sql modes

With sql_strict_modes turned on, if you try to create a new subscription
you will get:
Incorrect integer value: '' for column '$INT_COLUMN' at row 1
---
 C4/Serials.pm | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/C4/Serials.pm b/C4/Serials.pm
index f8c17b9189..1f5a87091e 100644
--- a/C4/Serials.pm
+++ b/C4/Serials.pm
@@ -1373,6 +1373,11 @@ sub NewSubscription {
     ) = @_;
     my $dbh = C4::Context->dbh;
 
+    $_ ||= undef # Set to undef for integer values, not empty string
+      for (
+        $aqbooksellerid, $lastvalue1, $innerloop1, $lastvalue2,
+        $innerloop2,     $lastvalue3, $innerloop3,
+      );
     #save subscription (insert into database)
     my $query = qq|
         INSERT INTO subscription
-- 
2.11.0