From b12027f162d1c06d783d9e08cfc8f12bfe45705f Mon Sep 17 00:00:00 2001
From: Angel Fernando Quiroz Campos <angelfqc.18@gmail.com>
Date: Wed, 6 Mar 2019 13:54:50 -0500
Subject: [PATCH] Chat: fix calculate time when refresing chat windows

---
 main/inc/lib/chat.lib.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/main/inc/lib/chat.lib.php b/main/inc/lib/chat.lib.php
index 1ef081623a..31d3ff6b88 100755
--- a/main/inc/lib/chat.lib.php
+++ b/main/inc/lib/chat.lib.php
@@ -308,7 +308,7 @@ class Chat extends Model
         if (!empty($_SESSION['openChatBoxes'])) {
             foreach ($_SESSION['openChatBoxes'] as $userId => $time) {
                 if (!isset($_SESSION['tsChatBoxes'][$userId])) {
-                    $now = time() - $time;
+                    $now = is_string($time) ? time() - strtotime($time) : time() - $time;
                     $time = api_convert_and_format_date($time, DATE_TIME_FORMAT_SHORT_TIME_FIRST);
                     $message = sprintf(get_lang('SentAtX'), $time);