From bdf5c93c305e373e44c968c0ff69da2afb6f1b16 Mon Sep 17 00:00:00 2001
From: Maxence Lange <maxence@artificial-owl.com>
Date: Wed, 2 Jan 2019 09:49:03 -0100
Subject: [PATCH] force var to be integer

Signed-off-by: Maxence Lange <maxence@artificial-owl.com>
---
 apps/files_sharing/lib/Controller/ShareAPIController.php | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/apps/files_sharing/lib/Controller/ShareAPIController.php b/apps/files_sharing/lib/Controller/ShareAPIController.php
index 1354c90a9f..21da5d72b1 100644
--- a/apps/files_sharing/lib/Controller/ShareAPIController.php
+++ b/apps/files_sharing/lib/Controller/ShareAPIController.php
@@ -239,6 +239,9 @@ class ShareAPIController extends OCSController {
 
 			$shareWithStart = ($hasCircleId? strrpos($share->getSharedWith(), '[') + 1: 0);
 			$shareWithLength = ($hasCircleId? -1: strpos($share->getSharedWith(), ' '));
+			if (is_bool($shareWithLength)) {
+				$shareWithLength = -1;
+			}
 			$result['share_with'] = substr($share->getSharedWith(), $shareWithStart, $shareWithLength);
 		} else if ($share->getShareType() === Share::SHARE_TYPE_ROOM) {
 			$result['share_with'] = $share->getSharedWith();