From 640f6b5420a179221914493afab2ad4d89cfb383 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?St=C3=A9phane=20Gigandet?= <stephane@openfoodfacts.org>
Date: Wed, 27 Oct 2021 11:06:14 +0200
Subject: [PATCH] fix: normalize code for /products endpoint #6024 (#6026)

---
 lib/ProductOpener/Display.pm | 17 +++++++++++++++--
 1 file changed, 15 insertions(+), 2 deletions(-)

diff --git a/lib/ProductOpener/Display.pm b/lib/ProductOpener/Display.pm
index b6362dff2afc3..31af4927e19ce 100644
--- a/lib/ProductOpener/Display.pm
+++ b/lib/ProductOpener/Display.pm
@@ -4609,11 +4609,24 @@ sub add_params_to_query($$) {
 			# xyz=a|b xyz=a,b xyz=a+b	products with either xyz a or xyz b
 			
 			if ($values =~ /\||\+|,/) {
+				# Multiple values: construct a MongoDB $in query
 				my @values = split(/\||\+|,/, $values);
-				$query_ref->{$field} = { '$in' => \@values };
+				if ($field eq "code") {
+					# normalize barcodes: add missing leading 0s
+					$query_ref->{$field} = { '$in' => [ map { normalize_code($_) } @values ] };
+				}
+				else {
+					$query_ref->{$field} = { '$in' => \@values };
+				}
 			}
 			else {
-				$query_ref->{$field} = $values;
+				# Single value
+				if ($field eq "code") {
+					$query_ref->{$field} = normalize_code($values);
+				}
+				else {
+					$query_ref->{$field} = $values;
+				}
 			}
 		}		
 	}