From 4c2b098c57ee956de524a83c091d2d5ef7b3916c Mon Sep 17 00:00:00 2001
From: "Phyks (Lucas Verney)" <phyks@phyks.me>
Date: Sat, 6 Aug 2016 21:28:43 +0200
Subject: [PATCH] Fix error message in the logs due to include

When include is not passed to `artists` or `albums` API function, it
will default to `NULL`. Make it default to `[]` to avoid a message in
the error log.
---
 lib/class/xml_data.class.php | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/lib/class/xml_data.class.php b/lib/class/xml_data.class.php
index 7c31f807..b35e09ee 100644
--- a/lib/class/xml_data.class.php
+++ b/lib/class/xml_data.class.php
@@ -300,6 +300,9 @@ class XML_Data
      */
     public static function artists($artists, $include=[], $full_xml=true)
     {
+        if (null == $include) {
+            $include = array();
+        }
         $string = '<total_count>' . count($artists) . '</total_count>\n';
 
         if (count($artists) > self::$limit or self::$offset > 0) {
@@ -365,6 +368,9 @@ class XML_Data
      */
     public static function albums($albums, $include=[], $full_xml=true)
     {
+        if (null == $include) {
+            $include = array();
+        }
         $string = '<total_count>' . count($albums) . '</total_count>\n';
 
         if (count($albums) > self::$limit or self::$offset > 0) {