nextcloud/apps/dav/lib/CalDAV/Activity/Provider/Event.php

170 lines
6.0 KiB
PHP

<?php
/**
* @copyright Copyright (c) 2016 Joas Schilling <coding@schilljs.com>
*
* @author Joas Schilling <coding@schilljs.com>
*
* @license GNU AGPL version 3 or any later version
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* 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
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
namespace OCA\DAV\CalDAV\Activity\Provider;
use OCP\Activity\IEvent;
use OCP\Activity\IEventMerger;
use OCP\Activity\IManager;
use OCP\IL10N;
use OCP\IURLGenerator;
use OCP\IUserManager;
use OCP\L10N\IFactory;
class Event extends Base {
const SUBJECT_OBJECT_ADD = 'object_add';
const SUBJECT_OBJECT_UPDATE = 'object_update';
const SUBJECT_OBJECT_DELETE = 'object_delete';
/** @var IFactory */
protected $languageFactory;
/** @var IL10N */
protected $l;
/** @var IURLGenerator */
protected $url;
/** @var IManager */
protected $activityManager;
/** @var IEventMerger */
protected $eventMerger;
/**
* @param IFactory $languageFactory
* @param IURLGenerator $url
* @param IManager $activityManager
* @param IUserManager $userManager
* @param IEventMerger $eventMerger
*/
public function __construct(IFactory $languageFactory, IURLGenerator $url, IManager $activityManager, IUserManager $userManager, IEventMerger $eventMerger) {
parent::__construct($userManager);
$this->languageFactory = $languageFactory;
$this->url = $url;
$this->activityManager = $activityManager;
$this->eventMerger = $eventMerger;
}
/**
* @param string $language
* @param IEvent $event
* @param IEvent|null $previousEvent
* @return IEvent
* @throws \InvalidArgumentException
* @since 11.0.0
*/
public function parse($language, IEvent $event, IEvent $previousEvent = null) {
if ($event->getApp() !== 'dav' || $event->getType() !== 'calendar_event') {
throw new \InvalidArgumentException();
}
$this->l = $this->languageFactory->get('dav', $language);
if ($this->activityManager->getRequirePNG()) {
$event->setIcon($this->url->getAbsoluteURL($this->url->imagePath('core', 'places/calendar-dark.png')));
} else {
$event->setIcon($this->url->getAbsoluteURL($this->url->imagePath('core', 'places/calendar-dark.svg')));
}
if ($event->getSubject() === self::SUBJECT_OBJECT_ADD . '_event') {
$subject = $this->l->t('{actor} created event {event} in calendar {calendar}');
} else if ($event->getSubject() === self::SUBJECT_OBJECT_ADD . '_event_self') {
$subject = $this->l->t('You created event {event} in calendar {calendar}');
} else if ($event->getSubject() === self::SUBJECT_OBJECT_DELETE . '_event') {
$subject = $this->l->t('{actor} deleted event {event} from calendar {calendar}');
} else if ($event->getSubject() === self::SUBJECT_OBJECT_DELETE . '_event_self') {
$subject = $this->l->t('You deleted event {event} from calendar {calendar}');
} else if ($event->getSubject() === self::SUBJECT_OBJECT_UPDATE . '_event') {
$subject = $this->l->t('{actor} updated event {event} in calendar {calendar}');
} else if ($event->getSubject() === self::SUBJECT_OBJECT_UPDATE . '_event_self') {
$subject = $this->l->t('You updated event {event} in calendar {calendar}');
} else {
throw new \InvalidArgumentException();
}
$parsedParameters = $this->getParameters($event);
$this->setSubjects($event, $subject, $parsedParameters);
$event = $this->eventMerger->mergeEvents('event', $event, $previousEvent);
return $event;
}
/**
* @param IEvent $event
* @return array
*/
protected function getParameters(IEvent $event) {
$subject = $event->getSubject();
$parameters = $event->getSubjectParameters();
// Nextcloud 13+
if (isset($parameters['calendar'])) {
switch ($subject) {
case self::SUBJECT_OBJECT_ADD . '_event':
case self::SUBJECT_OBJECT_DELETE . '_event':
case self::SUBJECT_OBJECT_UPDATE . '_event':
return [
'actor' => $this->generateUserParameter($parameters['actor']),
'calendar' => $this->generateCalendarParameter($parameters['calendar'], $this->l),
'event' => $this->generateObjectParameter($parameters['object']),
];
case self::SUBJECT_OBJECT_ADD . '_event_self':
case self::SUBJECT_OBJECT_DELETE . '_event_self':
case self::SUBJECT_OBJECT_UPDATE . '_event_self':
return [
'calendar' => $this->generateCalendarParameter($parameters['calendar'], $this->l),
'event' => $this->generateObjectParameter($parameters['object']),
];
}
}
// Legacy - Do NOT Remove unless necessary
// Removing this will break parsing of activities that were created on
// Nextcloud 12, so we should keep this as long as it's acceptable.
// Otherwise if people upgrade over multiple releases in a short period,
// they will get the dead entries in their stream.
switch ($subject) {
case self::SUBJECT_OBJECT_ADD . '_event':
case self::SUBJECT_OBJECT_DELETE . '_event':
case self::SUBJECT_OBJECT_UPDATE . '_event':
return [
'actor' => $this->generateUserParameter($parameters[0]),
'calendar' => $this->generateLegacyCalendarParameter((int)$event->getObjectId(), $parameters[1]),
'event' => $this->generateObjectParameter($parameters[2]),
];
case self::SUBJECT_OBJECT_ADD . '_event_self':
case self::SUBJECT_OBJECT_DELETE . '_event_self':
case self::SUBJECT_OBJECT_UPDATE . '_event_self':
return [
'calendar' => $this->generateLegacyCalendarParameter((int)$event->getObjectId(), $parameters[1]),
'event' => $this->generateObjectParameter($parameters[2]),
];
}
throw new \InvalidArgumentException();
}
}