From 86aa9c8d37de29bc4a46881fb70b72619c3cc390 Mon Sep 17 00:00:00 2001
From: Jannik Schönartz
Date: Thu, 9 Mar 2017 12:09:34 +0100
Subject: API: Send an empty array if the overlay is null

---
 modules-available/locationinfo/api.inc.php | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'modules-available/locationinfo/api.inc.php')

diff --git a/modules-available/locationinfo/api.inc.php b/modules-available/locationinfo/api.inc.php
index 575b04f4..3a6618d8 100644
--- a/modules-available/locationinfo/api.inc.php
+++ b/modules-available/locationinfo/api.inc.php
@@ -327,6 +327,9 @@ function getRoomInfo($idList, $coords) {
 			$pc['x'] = $position['gridCol'];
 			$pc['y'] = $position['gridRow'];
 			$pc['overlay'] = $position['overlays'];
+			if ($pc['overlay'] == null) {
+				$pc['overlay'] = array();
+			}
 		}
 		$pc['pcState'] = LocationInfo::getPcState($dbdata);
 
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