From e6b10dae741163dcfe2b75381e092d934ae65185 Mon Sep 17 00:00:00 2001
From: Aleksander Machniak <machniak@kolabsys.com>
Date: Wed, 7 Aug 2013 15:08:25 +0200
Subject: [PATCH] Fix JS error when libcal_settings is undefined (Bug #2097)

---
 plugins/libcalendaring/libcalendaring.js | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/plugins/libcalendaring/libcalendaring.js b/plugins/libcalendaring/libcalendaring.js
index b2ae597f..93e605a3 100644
--- a/plugins/libcalendaring/libcalendaring.js
+++ b/plugins/libcalendaring/libcalendaring.js
@@ -438,6 +438,8 @@ function rcube_libcalendaring(settings)
 
 /* libcalendaring plugin initialization */
 window.rcmail && rcmail.addEventListener('init', function(evt) {
+  if (rcmail.env.libcal_settings) {
     var libcal = new rcube_libcalendaring(rcmail.env.libcal_settings);
     rcmail.addEventListener('plugin.display_alarms', function(alarms){ libcal.display_alarms(alarms); });
+  }
 });