From ecadc62eb4da98fd8f56f8de2e95f6270e7dc14a Mon Sep 17 00:00:00 2001
From: David Gustafsson <david.gustafsson@ub.gu.se>
Date: Thu, 2 Nov 2017 15:02:23 +0100
Subject: [PATCH] Bug 19564: Fix extraction of sort order from sort condition
 name

Currently sort order is extracted from sort condition by splitting the
field, instead use regular expression to extract the last part preceded
by underscore.

Signed-off-by: Nicolas Legrand <nicolas.legrand@bulac.fr>

Signed-off-by: Nick Clemens <nick@bywatersolutions.com>

Signed-off-by: Jonathan Druart <jonathan.druart@bugs.koha-community.org>
---
 Koha/SearchEngine/Elasticsearch/QueryBuilder.pm | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Koha/SearchEngine/Elasticsearch/QueryBuilder.pm b/Koha/SearchEngine/Elasticsearch/QueryBuilder.pm
index d950891175..98a2d590b8 100644
--- a/Koha/SearchEngine/Elasticsearch/QueryBuilder.pm
+++ b/Koha/SearchEngine/Elasticsearch/QueryBuilder.pm
@@ -491,7 +491,7 @@ sub _convert_sort_fields {
 
     # Convert the fields and orders, drop anything we don't know about.
     grep { $_->{field} } map {
-        my ( $f, $d ) = split /_/;
+        my ( $f, $d ) = /(.+)_(.+)/;
         {
             field     => $sort_field_convert{$f},
             direction => $sort_order_convert{$d}
-- 
2.39.5