From 54418c168b8ee0605ed5579c42908629c5881243 Mon Sep 17 00:00:00 2001
From: JC Prieto <jcprieto@virtual20.com>
Date: Thu, 22 Nov 2018 12:38:10 +0100
Subject: [PATCH] New: Update only the multiprices that have been changed

When a multiprice was changed all level prices were updated at once and history of prices is getting very large.
---
 htdocs/product/price.php | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/htdocs/product/price.php b/htdocs/product/price.php
index 06f49757d5a..3bd8f1473a6 100644
--- a/htdocs/product/price.php
+++ b/htdocs/product/price.php
@@ -351,7 +351,10 @@ if (empty($reshook))
 					break;
 				}
 
-				$res = $object->updatePrice($newprice, $val['price_base_type'], $user, $val['vat_tx'], $newprice_min, $key, $val['npr'], $psq, 0, $val['localtaxes_array'], $val['default_vat_code']);
+				if($object->multiprices[$key]!=$newprice || $object->multiprices_min[$key]!=$newprice_min || $object->multiprices_base_type[$key]!=$val['price_base_type'])
+       				$res = $object->updatePrice($newprice, $val['price_base_type'], $user, $val['vat_tx'], $newprice_min, $key, $val['npr'], $psq, 0, $val['localtaxes_array'], $val['default_vat_code']);
+				else $res=0;
+
 
 				if ($res < 0) {
 					$error ++;