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<?php
/**
* SPDX-FileCopyrightText: 2016 Nextcloud GmbH and Nextcloud contributors
* SPDX-License-Identifier: AGPL-3.0-or-later
*/
namespace OCA\DAV\CalDAV\Activity\Provider;
use OC_App;
use OCP\Activity\IEvent;
use OCP\Activity\IEventMerger;
use OCP\Activity\IManager;
use OCP\App\IAppManager;
use OCP\IGroupManager;
use OCP\IL10N;
use OCP\IURLGenerator;
use OCP\IUserManager;
use OCP\L10N\IFactory;
class Event extends Base {
public const SUBJECT_OBJECT_ADD = 'object_add';
public const SUBJECT_OBJECT_UPDATE = 'object_update';
public const SUBJECT_OBJECT_MOVE = 'object_move';
public const SUBJECT_OBJECT_MOVE_TO_TRASH = 'object_move_to_trash';
public const SUBJECT_OBJECT_RESTORE = 'object_restore';
public const SUBJECT_OBJECT_DELETE = 'object_delete';
/** @var IFactory */
protected $languageFactory;
/** @var IL10N */
protected $l;
/** @var IManager */
protected $activityManager;
/** @var IEventMerger */
protected $eventMerger;
/** @var IAppManager */
protected $appManager;
/**
* @param IFactory $languageFactory
* @param IURLGenerator $url
* @param IManager $activityManager
* @param IUserManager $userManager
* @param IGroupManager $groupManager
* @param IEventMerger $eventMerger
* @param IAppManager $appManager
*/
public function __construct(IFactory $languageFactory, IURLGenerator $url, IManager $activityManager, IUserManager $userManager, IGroupManager $groupManager, IEventMerger $eventMerger, IAppManager $appManager) {
parent::__construct($userManager, $groupManager, $url);
$this->languageFactory = $languageFactory;
$this->activityManager = $activityManager;
$this->eventMerger = $eventMerger;
$this->appManager = $appManager;
}
/**
* @param array $eventData
* @return array
*/
protected function generateObjectParameter(array $eventData, string $affectedUser): array {
if (!isset($eventData['id']) || !isset($eventData['name'])) {
throw new \InvalidArgumentException();
}
$params = [
'type' => 'calendar-event',
'id' => $eventData['id'],
'name' => trim($eventData['name']) !== '' ? $eventData['name'] : $this->l->t('Untitled event'),
];
if (isset($eventData['link']) && is_array($eventData['link']) && $this->appManager->isEnabledForUser('calendar')) {
try {
// The calendar app needs to be manually loaded for the routes to be loaded
OC_App::loadApp('calendar');
$linkData = $eventData['link'];
if ($affectedUser === $linkData['owner']) {
$objectId = base64_encode($this->url->getWebroot() . '/remote.php/dav/calendars/' . $linkData['owner'] . '/' . $linkData['calendar_uri'] . '/' . $linkData['object_uri']);
} else {
// Can't use the "real" owner and calendar names here because we create a custom
// calendar for incoming shares with the name "<calendar>_shared_by_<sharer>".
// Hack: Fix the link by generating it for the incoming shared calendar instead,
// as seen from the affected user.
$objectId = base64_encode($this->url->getWebroot() . '/remote.php/dav/calendars/' . $affectedUser . '/' . $linkData['calendar_uri'] . '_shared_by_' . $linkData['owner'] . '/' . $linkData['object_uri']);
}
$link = [
'view' => 'dayGridMonth',
'timeRange' => 'now',
'mode' => 'sidebar',
'objectId' => $objectId,
'recurrenceId' => 'next'
];
$params['link'] = $this->url->linkToRouteAbsolute('calendar.view.indexview.timerange.edit', $link);
} catch (\Exception $error) {
// Do nothing
}
}
return $params;
}
/**
* @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($this->url->imagePath('core', 'places/calendar.svg')));
}
if ($event->getSubject() === self::SUBJECT_OBJECT_ADD . '_event') {
$subject = $this->l->t('{actor} created event {event} in calendar {calendar}');
} elseif ($event->getSubject() === self::SUBJECT_OBJECT_ADD . '_event_self') {
$subject = $this->l->t('You created event {event} in calendar {calendar}');
} elseif ($event->getSubject() === self::SUBJECT_OBJECT_DELETE . '_event') {
$subject = $this->l->t('{actor} deleted event {event} from calendar {calendar}');
} elseif ($event->getSubject() === self::SUBJECT_OBJECT_DELETE . '_event_self') {
$subject = $this->l->t('You deleted event {event} from calendar {calendar}');
} elseif ($event->getSubject() === self::SUBJECT_OBJECT_UPDATE . '_event') {
$subject = $this->l->t('{actor} updated event {event} in calendar {calendar}');
} elseif ($event->getSubject() === self::SUBJECT_OBJECT_UPDATE . '_event_self') {
$subject = $this->l->t('You updated event {event} in calendar {calendar}');
} elseif ($event->getSubject() === self::SUBJECT_OBJECT_MOVE . '_event') {
$subject = $this->l->t('{actor} moved event {event} from calendar {sourceCalendar} to calendar {targetCalendar}');
} elseif ($event->getSubject() === self::SUBJECT_OBJECT_MOVE . '_event_self') {
$subject = $this->l->t('You moved event {event} from calendar {sourceCalendar} to calendar {targetCalendar}');
} elseif ($event->getSubject() === self::SUBJECT_OBJECT_MOVE_TO_TRASH . '_event') {
$subject = $this->l->t('{actor} deleted event {event} from calendar {calendar}');
} elseif ($event->getSubject() === self::SUBJECT_OBJECT_MOVE_TO_TRASH . '_event_self') {
$subject = $this->l->t('You deleted event {event} from calendar {calendar}');
} elseif ($event->getSubject() === self::SUBJECT_OBJECT_RESTORE . '_event') {
$subject = $this->l->t('{actor} restored event {event} of calendar {calendar}');
} elseif ($event->getSubject() === self::SUBJECT_OBJECT_RESTORE . '_event_self') {
$subject = $this->l->t('You restored event {event} of 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':
case self::SUBJECT_OBJECT_MOVE_TO_TRASH . '_event':
case self::SUBJECT_OBJECT_RESTORE . '_event':
return [
'actor' => $this->generateUserParameter($parameters['actor']),
'calendar' => $this->generateCalendarParameter($parameters['calendar'], $this->l),
'event' => $this->generateClassifiedObjectParameter($parameters['object'], $event->getAffectedUser()),
];
case self::SUBJECT_OBJECT_ADD . '_event_self':
case self::SUBJECT_OBJECT_DELETE . '_event_self':
case self::SUBJECT_OBJECT_UPDATE . '_event_self':
case self::SUBJECT_OBJECT_MOVE_TO_TRASH . '_event_self':
case self::SUBJECT_OBJECT_RESTORE . '_event_self':
return [
'calendar' => $this->generateCalendarParameter($parameters['calendar'], $this->l),
'event' => $this->generateClassifiedObjectParameter($parameters['object'], $event->getAffectedUser()),
];
}
}
if (isset($parameters['sourceCalendar']) && isset($parameters['targetCalendar'])) {
switch ($subject) {
case self::SUBJECT_OBJECT_MOVE . '_event':
return [
'actor' => $this->generateUserParameter($parameters['actor']),
'sourceCalendar' => $this->generateCalendarParameter($parameters['sourceCalendar'], $this->l),
'targetCalendar' => $this->generateCalendarParameter($parameters['targetCalendar'], $this->l),
'event' => $this->generateClassifiedObjectParameter($parameters['object'], $event->getAffectedUser()),
];
case self::SUBJECT_OBJECT_MOVE . '_event_self':
return [
'sourceCalendar' => $this->generateCalendarParameter($parameters['sourceCalendar'], $this->l),
'targetCalendar' => $this->generateCalendarParameter($parameters['targetCalendar'], $this->l),
'event' => $this->generateClassifiedObjectParameter($parameters['object'], $event->getAffectedUser()),
];
}
}
// Legacy - Do NOT Remove unless necessary
// Removing this will break parsing of activities that were created on
// Nextcloud 12, so we should keep this as long as it's acceptable.
// Otherwise if people upgrade over multiple releases in a short period,
// they will get the dead entries in their stream.
switch ($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' => $this->generateLegacyCalendarParameter($event->getObjectId(), $parameters[1]),
'event' => $this->generateObjectParameter($parameters[2], $event->getAffectedUser()),
];
case self::SUBJECT_OBJECT_ADD . '_event_self':
case self::SUBJECT_OBJECT_DELETE . '_event_self':
case self::SUBJECT_OBJECT_UPDATE . '_event_self':
return [
'calendar' => $this->generateLegacyCalendarParameter($event->getObjectId(), $parameters[1]),
'event' => $this->generateObjectParameter($parameters[2], $event->getAffectedUser()),
];
}
throw new \InvalidArgumentException();
}
private function generateClassifiedObjectParameter(array $eventData, string $affectedUser): array {
$parameter = $this->generateObjectParameter($eventData, $affectedUser);
if (!empty($eventData['classified'])) {
$parameter['name'] = $this->l->t('Busy');
}
return $parameter;
}
}
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