From 78fdd789bd702856f9b62fea8201ad0d7d9fcfa8 Mon Sep 17 00:00:00 2001
From: Alexander Bias <alexander.bias@uni-ulm.de>
Date: Fri, 30 Jun 2017 22:01:36 +0200
Subject: [PATCH] Improvement: Add really short keepalive intervals

---
 CHANGES.md   | 4 ++++
 settings.php | 2 +-
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/CHANGES.md b/CHANGES.md
index eae19f6..be58d5b 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -4,6 +4,10 @@ moodle-local_session_keepalive
 Changes
 -------
 
+### Unreleased
+
+* 2017-06-30 - Improvement: Add really short keepalive intervals - Credits to Alexey Lustin
+
 ### v3.2-r3
 
 * 2017-05-19 - Bugfix: String in language pack didn't work for Moodle installed in subdirectories - Credits to David Mudrák
diff --git a/settings.php b/settings.php
index dd5c8cd..94d2799 100644
--- a/settings.php
+++ b/settings.php
@@ -45,7 +45,7 @@
                 0));
 
         // Create keepalive interval control widget.
-        $choices = array(10 => 10, 30 => 30, 60 => 60, 90 => 90, 120 => 120, 180 => 180, 240 => 240, 300 => 300);
+        $choices = array(1 => 1, 2 => 2, 5 => 5, 10 => 10, 30 => 30, 60 => 60, 90 => 90, 120 => 120, 180 => 180, 240 => 240, 300 => 300);
         $sessionhandlingurl = new \moodle_url('/admin/settings.php', array('section' => 'sessionhandling'));
         $link = \html_writer::link($sessionhandlingurl, get_string('sessionhandling', 'core_admin'));
         $sessiontimeoutmin = ($CFG->sessiontimeout / 60);