1 files changed, 57 insertions, 7 deletions

diff --git a/3rdparty/Sabre/CalDAV/UserCalendars.php b/3rdparty/Sabre/CalDAV/UserCalendars.php
index b8d3f0573fa..3194e6677ab 100755..100644
--- a/3rdparty/Sabre/CalDAV/UserCalendars.php
+++ b/3rdparty/Sabre/CalDAV/UserCalendars.php
@@ -6,7 +6,7 @@
  * @package Sabre
  * @subpackage CalDAV
  * @copyright Copyright (C) 2007-2012 Rooftop Solutions. All rights reserved.
- * @author Evert Pot (http://www.rooftopsolutions.nl/) 
+ * @author Evert Pot (http://www.rooftopsolutions.nl/)
  * @license http://code.google.com/p/sabredav/wiki/License Modified BSD License
  */
 class Sabre_CalDAV_UserCalendars implements Sabre_DAV_IExtendedCollection, Sabre_DAVACL_IACL {
@@ -21,7 +21,7 @@ class Sabre_CalDAV_UserCalendars implements Sabre_DAV_IExtendedCollection, Sabre
     /**
      * CalDAV backend
      *
-     * @var Sabre_CalDAV_Backend_Abstract
+     * @var Sabre_CalDAV_Backend_BackendInterface
      */
     protected $caldavBackend;
 
@@ -36,10 +36,10 @@ class Sabre_CalDAV_UserCalendars implements Sabre_DAV_IExtendedCollection, Sabre
      * Constructor
      *
      * @param Sabre_DAVACL_IPrincipalBackend $principalBackend
-     * @param Sabre_CalDAV_Backend_Abstract $caldavBackend
+     * @param Sabre_CalDAV_Backend_BackendInterface $caldavBackend
      * @param mixed $userUri
      */
-    public function __construct(Sabre_DAVACL_IPrincipalBackend $principalBackend, Sabre_CalDAV_Backend_Abstract $caldavBackend, $userUri) {
+    public function __construct(Sabre_DAVACL_IPrincipalBackend $principalBackend, Sabre_CalDAV_Backend_BackendInterface $caldavBackend, $userUri) {
 
         $this->principalBackend = $principalBackend;
         $this->caldavBackend = $caldavBackend;
@@ -168,9 +168,22 @@ class Sabre_CalDAV_UserCalendars implements Sabre_DAV_IExtendedCollection, Sabre
         $calendars = $this->caldavBackend->getCalendarsForUser($this->principalInfo['uri']);
         $objs = array();
         foreach($calendars as $calendar) {
-            $objs[] = new Sabre_CalDAV_Calendar($this->principalBackend, $this->caldavBackend, $calendar);
+            if ($this->caldavBackend instanceof Sabre_CalDAV_Backend_SharingSupport) {
+                if (isset($calendar['{http://calendarserver.org/ns/}shared-url'])) {
+                    $objs[] = new Sabre_CalDAV_SharedCalendar($this->principalBackend, $this->caldavBackend, $calendar);
+                } else {
+                    $objs[] = new Sabre_CalDAV_ShareableCalendar($this->principalBackend, $this->caldavBackend, $calendar);
+                }
+            } else {
+                $objs[] = new Sabre_CalDAV_Calendar($this->principalBackend, $this->caldavBackend, $calendar);
+            }
         }
         $objs[] = new Sabre_CalDAV_Schedule_Outbox($this->principalInfo['uri']);
+
+        // We're adding a notifications node, if it's supported by the backend.
+        if ($this->caldavBackend instanceof Sabre_CalDAV_Backend_NotificationSupport) {
+            $objs[] = new Sabre_CalDAV_Notifications_Collection($this->caldavBackend, $this->principalInfo['uri']);
+        }
         return $objs;
 
     }
@@ -185,8 +198,22 @@ class Sabre_CalDAV_UserCalendars implements Sabre_DAV_IExtendedCollection, Sabre
      */
     public function createExtendedCollection($name, array $resourceType, array $properties) {
 
-        if (!in_array('{urn:ietf:params:xml:ns:caldav}calendar',$resourceType) || count($resourceType)!==2) {
-            throw new Sabre_DAV_Exception_InvalidResourceType('Unknown resourceType for this collection');
+        $isCalendar = false;
+        foreach($resourceType as $rt) {
+            switch ($rt) {
+                case '{DAV:}collection' :
+                case '{http://calendarserver.org/ns/}shared-owner' :
+                    // ignore
+                    break;
+                case '{urn:ietf:params:xml:ns:caldav}calendar' :
+                    $isCalendar = true;
+                    break;
+                default :
+                    throw new Sabre_DAV_Exception_InvalidResourceType('Unknown resourceType: ' . $rt);
+            }
+        }
+        if (!$isCalendar) {
+            throw new Sabre_DAV_Exception_InvalidResourceType('You can only create calendars in this collection');
         }
         $this->caldavBackend->createCalendar($this->principalInfo['uri'], $name, $properties);
 
@@ -295,4 +322,27 @@ class Sabre_CalDAV_UserCalendars implements Sabre_DAV_IExtendedCollection, Sabre
 
     }
 
+    /**
+     * This method is called when a user replied to a request to share.
+     *
+     * This method should return the url of the newly created calendar if the
+     * share was accepted.
+     *
+     * @param string href The sharee who is replying (often a mailto: address)
+     * @param int status One of the SharingPlugin::STATUS_* constants
+     * @param string $calendarUri The url to the calendar thats being shared
+     * @param string $inReplyTo The unique id this message is a response to
+     * @param string $summary A description of the reply
+     * @return null|string
+     */
+    public function shareReply($href, $status, $calendarUri, $inReplyTo, $summary = null) {
+
+        if (!$this->caldavBackend instanceof Sabre_CalDAV_Backend_SharingSupport) {
+            throw new Sabre_DAV_Exception_NotImplemented('Sharing support is not implemented by this backend.');
+        }
+
+        return $this->caldavBackend->shareReply($href, $status, $calendarUri, $inReplyTo, $summary);
+
+    }
+
 }