[-] FO: Fix #PSCFV-5111

git-svn-id: http://dev.prestashop.com/svn/v1/branches/1.5.x@17914 b9a71923-0436-4b27-9f14-aed3839534dd

classes/Product.php

@@ -930,7 +930,7 @@ public static function getProducts($id_lang, $start, $limit, $order_by, $order_w
 
 		if (!Validate::isOrderBy($order_by) || !Validate::isOrderWay($order_way))
 			die (Tools::displayError());
-		if ($order_by == 'id_product' || $order_by == 'price' || $order_by == 'date_add')
+		if ($order_by == 'id_product' || $order_by == 'price' || $order_by == 'date_add' || $order_by == 'date_upd')
 			$order_by_prefix = 'p';
 		else if ($order_by == 'name')
 			$order_by_prefix = 'pl';
@@ -1853,7 +1853,7 @@ public static function getNewProducts($id_lang, $page_number = 0, $nb_products =
 		if ($nb_products < 1) $nb_products = 10;
 		if (empty($order_by) || $order_by == 'position') $order_by = 'date_add';
 		if (empty($order_way)) $order_way = 'DESC';
-		if ($order_by == 'id_product' || $order_by == 'price' || $order_by == 'date_add')
+		if ($order_by == 'id_product' || $order_by == 'price' || $order_by == 'date_add'  || $order_by == 'date_upd')
 			$order_by_prefix = 'p';
 		else if ($order_by == 'name')
 			$order_by_prefix = 'pl';
@@ -2096,7 +2096,7 @@ public static function getPricesDrop($id_lang, $page_number = 0, $nb_products =
 		if ($nb_products < 1) $nb_products = 10;
 		if (empty($order_by) || $order_by == 'position') $order_by = 'price';
 		if (empty($order_way)) $order_way = 'DESC';
-		if ($order_by == 'id_product' || $order_by == 'price' || $order_by == 'date_add')
+		if ($order_by == 'id_product' || $order_by == 'price' || $order_by == 'date_add'  || $order_by == 'date_upd')
 			$order_by_prefix = 'p';
 		else if ($order_by == 'name')
 			$order_by_prefix = 'pl';