129 lines
3.1 KiB
PHP
129 lines
3.1 KiB
PHP
<?php
|
|
/**
|
|
* @copyright Copyright (c) 2016, ownCloud, Inc.
|
|
* @copyright Copyright (c) 2017, Georg Ehrke
|
|
*
|
|
* @author Georg Ehrke <georg@owncloud.com>
|
|
* @author Thomas Müller <thomas.mueller@tmit.eu>
|
|
*
|
|
* @license AGPL-3.0
|
|
*
|
|
* This code is free software: you can redistribute it and/or modify
|
|
* it under the terms of the GNU Affero General Public License, version 3,
|
|
* as published by the Free Software Foundation.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU Affero General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Affero General Public License, version 3,
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>
|
|
*
|
|
*/
|
|
|
|
|
|
namespace OCA\DAV\CalDAV;
|
|
|
|
|
|
use Sabre\VObject\Component;
|
|
use Sabre\VObject\Property;
|
|
use Sabre\VObject\Reader;
|
|
|
|
class CalendarObject extends \Sabre\CalDAV\CalendarObject {
|
|
|
|
/**
|
|
* @inheritdoc
|
|
*/
|
|
function get() {
|
|
$data = parent::get();
|
|
|
|
if (!$this->isShared()) {
|
|
return $data;
|
|
}
|
|
|
|
$vObject = Reader::read($data);
|
|
|
|
// remove VAlarms if calendar is shared read-only
|
|
if (!$this->canWrite()) {
|
|
$this->removeVAlarms($vObject);
|
|
}
|
|
|
|
// shows as busy if event is declared confidential
|
|
if ($this->objectData['classification'] === CalDavBackend::CLASSIFICATION_CONFIDENTIAL) {
|
|
$this->createConfidentialObject($vObject);
|
|
}
|
|
|
|
return $vObject->serialize();
|
|
}
|
|
|
|
protected function isShared() {
|
|
if (!isset($this->calendarInfo['{http://owncloud.org/ns}owner-principal'])) {
|
|
return false;
|
|
}
|
|
|
|
return $this->calendarInfo['{http://owncloud.org/ns}owner-principal'] !== $this->calendarInfo['principaluri'];
|
|
}
|
|
|
|
/**
|
|
* @param Component\VCalendar $vObject
|
|
* @return void
|
|
*/
|
|
private static function createConfidentialObject(Component\VCalendar $vObject) {
|
|
/** @var Component $vElement */
|
|
$vElement = null;
|
|
if(isset($vObject->VEVENT)) {
|
|
$vElement = $vObject->VEVENT;
|
|
}
|
|
if(isset($vObject->VJOURNAL)) {
|
|
$vElement = $vObject->VJOURNAL;
|
|
}
|
|
if(isset($vObject->VTODO)) {
|
|
$vElement = $vObject->VTODO;
|
|
}
|
|
if(!is_null($vElement)) {
|
|
foreach ($vElement->children() as &$property) {
|
|
/** @var Property $property */
|
|
switch($property->name) {
|
|
case 'CREATED':
|
|
case 'DTSTART':
|
|
case 'RRULE':
|
|
case 'DURATION':
|
|
case 'DTEND':
|
|
case 'CLASS':
|
|
case 'UID':
|
|
break;
|
|
case 'SUMMARY':
|
|
$property->setValue('Busy');
|
|
break;
|
|
default:
|
|
$vElement->__unset($property->name);
|
|
unset($property);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @param Component\VCalendar $vObject
|
|
* @return void
|
|
*/
|
|
private function removeVAlarms(Component\VCalendar $vObject) {
|
|
$subcomponents = $vObject->getComponents();
|
|
|
|
foreach($subcomponents as $subcomponent) {
|
|
unset($subcomponent->VALARM);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @return bool
|
|
*/
|
|
private function canWrite() {
|
|
if (isset($this->calendarInfo['{http://owncloud.org/ns}read-only'])) {
|
|
return !$this->calendarInfo['{http://owncloud.org/ns}read-only'];
|
|
}
|
|
return true;
|
|
}
|
|
}
|