From 5602b5f3cde04fbae98a3db627ec719dac4f1417 Mon Sep 17 00:00:00 2001
From: Thomas Bruederli <bruederli@kolabsys.com>
Date: Thu, 27 Feb 2014 23:32:15 +0100
Subject: [PATCH] Read and write delegated-from/to attendee parameters

---
 plugins/libcalendaring/libvcalendar.php    |  5 ++--
 plugins/libkolab/lib/kolab_format_xcal.php | 27 ++++++++++++++++++++++
 2 files changed, 30 insertions(+), 2 deletions(-)

diff --git a/plugins/libcalendaring/libvcalendar.php b/plugins/libcalendaring/libvcalendar.php
index 52aa7122..369f08a5 100644
--- a/plugins/libcalendaring/libvcalendar.php
+++ b/plugins/libcalendaring/libvcalendar.php
@@ -43,7 +43,8 @@ class libvcalendar implements Iterator
     private $attach_uri = null;
     private $prodid = '-//Roundcube//Roundcube libcalendaring//Sabre//Sabre VObject//EN';
     private $type_component_map = array('event' => 'VEVENT', 'task' => 'VTODO');
-    private $attendee_keymap = array('name' => 'CN', 'status' => 'PARTSTAT', 'role' => 'ROLE', 'cutype' => 'CUTYPE', 'rsvp' => 'RSVP');
+    private $attendee_keymap = array('name' => 'CN', 'status' => 'PARTSTAT', 'role' => 'ROLE',
+        'cutype' => 'CUTYPE', 'rsvp' => 'RSVP', 'delegated-from' => 'DELEGATED-FROM', 'delegated-to' => 'DELEGATED-TO');
     private $iteratorkey = 0;
     private $charset;
     private $forward_exceptions;
@@ -710,7 +711,7 @@ class libvcalendar implements Iterator
         $out = array();
         foreach ($map as $from => $to) {
             if (isset($values[$from]))
-                $out[$to] = $values[$from];
+                $out[$to] = is_array($values[$from]) ? join(',', $values[$from]) : $values[$from];
         }
         return $out;
     }
diff --git a/plugins/libkolab/lib/kolab_format_xcal.php b/plugins/libkolab/lib/kolab_format_xcal.php
index 500dfa21..979aeef7 100644
--- a/plugins/libkolab/lib/kolab_format_xcal.php
+++ b/plugins/libkolab/lib/kolab_format_xcal.php
@@ -137,6 +137,16 @@ abstract class kolab_format_xcal extends kolab_format
             $attendee = $attvec->get($i);
             $cr = $attendee->contact();
             if ($cr->email() != $object['organizer']['email']) {
+                $delegators = $delegatees = array();
+                $vdelegators = $attendee->delegatedFrom();
+                for ($j=0; $j < $vdelegators->size(); $j++) {
+                    $delegators[] = $vdelegators->get($j)->email();
+                }
+                $vdelegatees = $attendee->delegatedTo();
+                for ($j=0; $j < $vdelegatees->size(); $j++) {
+                    $delegatees[] = $vdelegatees->get($j)->email();
+                }
+
                 $object['attendees'][] = array(
                     'role' => $role_map[$attendee->role()],
                     'cutype' => $cutype_map[$attendee->cutype()],
@@ -144,6 +154,8 @@ abstract class kolab_format_xcal extends kolab_format
                     'rsvp' => $attendee->rsvp(),
                     'email' => $cr->email(),
                     'name' => $cr->name(),
+                    'delegated-from' => $delegators,
+                    'delegated-to' => $delegatees,
                 );
             }
         }
@@ -287,6 +299,21 @@ abstract class kolab_format_xcal extends kolab_format
                 $att->setCutype($this->cutype_map[$attendee['cutype']] ? $this->cutype_map[$attendee['cutype']] : kolabformat::CutypeIndividual);
                 $att->setRSVP((bool)$attendee['rsvp']);
 
+                if (!empty($attendee['delegated-from'])) {
+                    $vdelegators = new vectorcontactref;
+                    foreach ((array)$attendee['delegated-from'] as $delegator) {
+                        $vdelegators->push(new ContactReference(ContactReference::EmailReference, $delegator));
+                    }
+                    $att->setDelegatedFrom($vdelegators);
+                }
+                if (!empty($attendee['delegated-to'])) {
+                    $vdelegatees = new vectorcontactref;
+                    foreach ((array)$attendee['delegated-to'] as $delegatee) {
+                        $vdelegatees->push(new ContactReference(ContactReference::EmailReference, $delegatee));
+                    }
+                    $att->setDelegatedTo($vdelegatees);
+                }
+
                 if ($att->isValid()) {
                     $attendees->push($att);
                 }