Branch 'roundcubemail-plugins-kolab-3.1' - plugins/libcalendaring

[Thomas Brüderli]

 plugins/libcalendaring/libvcalendar.php |    8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

New commits:
commit ce84b32cf1db8c6ea74d140842e358051cebee7c
Author: Thomas Bruederli <thomas at roundcube.net>
Date:   Thu Jan 23 15:50:04 2014 +0100

    Export X-MICROSOFT-CDO-BUSYSTATUS for Outlook CalDAV clients

diff --git a/plugins/libcalendaring/libvcalendar.php b/plugins/libcalendaring/libvcalendar.php
index e4af734..f16a64d 100644
--- a/plugins/libcalendaring/libvcalendar.php
+++ b/plugins/libcalendaring/libvcalendar.php
@@ -852,9 +852,15 @@ class libvcalendar implements Iterator
             $ve->add($cat);
         }
 
-        if (!empty($event['free_busy']))
+        if (!empty($event['free_busy'])) {
             $ve->add('TRANSP', $event['free_busy'] == 'free' ? 'TRANSPARENT' : 'OPAQUE');
 
+            // for Outlook clients we provide the X-MICROSOFT-CDO-BUSYSTATUS property
+            if (stripos($this->agent, 'outlook') !== false) {
+                $ve->add('X-MICROSOFT-CDO-BUSYSTATUS', $event['free_busy'] == 'outofoffice' ? 'OOF' : strtoupper($event['free_busy']));
+            }
+        }
+
         if ($event['priority'])
           $ve->add('PRIORITY', $event['priority']);