From 48a9ecb0fecaed0f3be11c5157cb7d7d3feb7c27 Mon Sep 17 00:00:00 2001
From: Michael J Rubinsky <mrubinsk@horde.org>
Date: Wed, 1 Mar 2017 15:13:54 -0500
Subject: [PATCH] Bug: 14585 Fix saving sync prefs when no default resource
 exists.

---
 config/prefs.php | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/config/prefs.php b/config/prefs.php
index 891eddb59..c1385148a 100644
--- a/config/prefs.php
+++ b/config/prefs.php
@@ -275,7 +275,11 @@
         $enum = array();
         $sync = @unserialize($GLOBALS['prefs']->getValue('sync_calendars'));
         if (empty($sync)) {
-            $GLOBALS['prefs']->setValue('sync_calendars', serialize(array(Kronolith::getDefaultCalendar())));
+            $default_calendar = Kronolith::getDefaultCalendar(Horde_Perms::EDIT);
+            $sync_list = !empty($default_calendar)
+                ? array($default_calendar)
+                : array();
+            $GLOBALS['prefs']->setValue('sync_calendars', serialize($sync_list));
         }
         foreach (Kronolith::listInternalCalendars(!$GLOBALS['prefs']->getValue('activesync_no_multiplex'), Horde_Perms::DELETE) as $key => $cal) {
             if ($cal->getName() != Kronolith::getDefaultCalendar(Horde_Perms::DELETE)) {
@@ -294,7 +298,7 @@
                 break;
             }
         }
-        if (!$haveDefault) {
+        if (!$haveDefault && !empty($default)) {
             $sync[] = $default;
             $GLOBALS['prefs']->setValue('sync_calendars', serialize($sync));
         }