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-rw-r--r--apps/dav/lib/CalDAV/Schedule/Plugin.php142
1 files changed, 97 insertions, 45 deletions
diff --git a/apps/dav/lib/CalDAV/Schedule/Plugin.php b/apps/dav/lib/CalDAV/Schedule/Plugin.php
index a1297fd2cf1..a001df8b2a8 100644
--- a/apps/dav/lib/CalDAV/Schedule/Plugin.php
+++ b/apps/dav/lib/CalDAV/Schedule/Plugin.php
@@ -1,31 +1,8 @@
<?php
+
/**
- * @copyright Copyright (c) 2016, Roeland Jago Douma <roeland@famdouma.nl>
- * @copyright Copyright (c) 2016, Joas Schilling <coding@schilljs.com>
- *
- * @author Christoph Wurst <christoph@winzerhof-wurst.at>
- * @author Daniel Kesselberg <mail@danielkesselberg.de>
- * @author Georg Ehrke <oc.list@georgehrke.com>
- * @author Joas Schilling <coding@schilljs.com>
- * @author Roeland Jago Douma <roeland@famdouma.nl>
- * @author Thomas Citharel <nextcloud@tcit.fr>
- * @author Richard Steinmetz <richard@steinmetz.cloud>
- *
- * @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/>.
- *
+ * SPDX-FileCopyrightText: 2016 Nextcloud GmbH and Nextcloud contributors
+ * SPDX-License-Identifier: AGPL-3.0-or-later
*/
namespace OCA\DAV\CalDAV\Schedule;
@@ -33,11 +10,15 @@ use DateTimeZone;
use OCA\DAV\CalDAV\CalDavBackend;
use OCA\DAV\CalDAV\Calendar;
use OCA\DAV\CalDAV\CalendarHome;
+use OCA\DAV\CalDAV\CalendarObject;
+use OCA\DAV\CalDAV\DefaultCalendarValidator;
+use OCA\DAV\CalDAV\TipBroker;
use OCP\IConfig;
use Psr\Log\LoggerInterface;
use Sabre\CalDAV\ICalendar;
use Sabre\CalDAV\ICalendarObject;
use Sabre\CalDAV\Schedule\ISchedulingObject;
+use Sabre\DAV\Exception as DavException;
use Sabre\DAV\INode;
use Sabre\DAV\IProperties;
use Sabre\DAV\PropFind;
@@ -61,11 +42,6 @@ use function Sabre\Uri\split;
class Plugin extends \Sabre\CalDAV\Schedule\Plugin {
- /**
- * @var IConfig
- */
- private $config;
-
/** @var ITip\Message[] */
private $schedulingResponses = [];
@@ -74,14 +50,15 @@ class Plugin extends \Sabre\CalDAV\Schedule\Plugin {
public const CALENDAR_USER_TYPE = '{' . self::NS_CALDAV . '}calendar-user-type';
public const SCHEDULE_DEFAULT_CALENDAR_URL = '{' . Plugin::NS_CALDAV . '}schedule-default-calendar-URL';
- private LoggerInterface $logger;
/**
* @param IConfig $config
*/
- public function __construct(IConfig $config, LoggerInterface $logger) {
- $this->config = $config;
- $this->logger = $logger;
+ public function __construct(
+ private IConfig $config,
+ private LoggerInterface $logger,
+ private DefaultCalendarValidator $defaultCalendarValidator,
+ ) {
}
/**
@@ -105,6 +82,13 @@ class Plugin extends \Sabre\CalDAV\Schedule\Plugin {
}
/**
+ * Returns an instance of the iTip\Broker.
+ */
+ protected function createITipBroker(): TipBroker {
+ return new TipBroker();
+ }
+
+ /**
* Allow manual setting of the object change URL
* to support public write
*
@@ -155,6 +139,11 @@ class Plugin extends \Sabre\CalDAV\Schedule\Plugin {
$result = [];
}
+ // iterate through items and html decode values
+ foreach ($result as $key => $value) {
+ $result[$key] = urldecode($value);
+ }
+
return $result;
}
@@ -173,7 +162,47 @@ class Plugin extends \Sabre\CalDAV\Schedule\Plugin {
}
try {
- parent::calendarObjectChange($request, $response, $vCal, $calendarPath, $modified, $isNew);
+
+ // Do not generate iTip and iMip messages if scheduling is disabled for this message
+ if ($request->getHeader('x-nc-scheduling') === 'false') {
+ return;
+ }
+
+ if (!$this->scheduleReply($this->server->httpRequest)) {
+ return;
+ }
+
+ /** @var Calendar $calendarNode */
+ $calendarNode = $this->server->tree->getNodeForPath($calendarPath);
+ // extract addresses for owner
+ $addresses = $this->getAddressesForPrincipal($calendarNode->getOwner());
+ // determine if request is from a sharee
+ if ($calendarNode->isShared()) {
+ // extract addresses for sharee and add to address collection
+ $addresses = array_merge(
+ $addresses,
+ $this->getAddressesForPrincipal($calendarNode->getPrincipalURI())
+ );
+ }
+ // determine if we are updating a calendar event
+ if (!$isNew) {
+ // retrieve current calendar event node
+ /** @var CalendarObject $currentNode */
+ $currentNode = $this->server->tree->getNodeForPath($request->getPath());
+ // convert calendar event string data to VCalendar object
+ /** @var \Sabre\VObject\Component\VCalendar $currentObject */
+ $currentObject = Reader::read($currentNode->get());
+ } else {
+ $currentObject = null;
+ }
+ // process request
+ $this->processICalendarChange($currentObject, $vCal, $addresses, [], $modified);
+
+ if ($currentObject) {
+ // Destroy circular references so PHP will GC the object.
+ $currentObject->destroy();
+ }
+
} catch (SameOrganizerForAllComponentsException $e) {
$this->handleSameOrganizerException($e, $vCal, $calendarPath);
}
@@ -232,7 +261,7 @@ class Plugin extends \Sabre\CalDAV\Schedule\Plugin {
$principalUri = $aclPlugin->getPrincipalByUri($iTipMessage->recipient);
$calendarUserType = $this->getCalendarUserTypeForPrincipal($principalUri);
if (strcasecmp($calendarUserType, 'ROOM') !== 0 && strcasecmp($calendarUserType, 'RESOURCE') !== 0) {
- $this->logger->debug('Calendar user type is room or resource, not processing further');
+ $this->logger->debug('Calendar user type is neither room nor resource, not processing further');
return;
}
@@ -343,8 +372,8 @@ EOF;
return null;
}
- $isResourceOrRoom = str_starts_with($principalUrl, 'principals/calendar-resources') ||
- str_starts_with($principalUrl, 'principals/calendar-rooms');
+ $isResourceOrRoom = str_starts_with($principalUrl, 'principals/calendar-resources')
+ || str_starts_with($principalUrl, 'principals/calendar-rooms');
if (str_starts_with($principalUrl, 'principals/users')) {
[, $userId] = split($principalUrl);
@@ -379,11 +408,20 @@ EOF;
* - isn't a calendar subscription
* - user can write to it (no virtual/3rd-party calendars)
* - calendar isn't a share
+ * - calendar supports VEVENTs
*/
foreach ($calendarHome->getChildren() as $node) {
- if ($node instanceof Calendar && !$node->isSubscription() && $node->canWrite() && !$node->isShared() && !$node->isDeleted()) {
- $userCalendars[] = $node;
+ if (!($node instanceof Calendar)) {
+ continue;
}
+
+ try {
+ $this->defaultCalendarValidator->validateScheduleDefaultCalendar($node);
+ } catch (DavException $e) {
+ continue;
+ }
+
+ $userCalendars[] = $node;
}
if (count($userCalendars) > 0) {
@@ -392,12 +430,20 @@ EOF;
} else {
// Otherwise if we have really nothing, create a new calendar
if ($currentCalendarDeleted) {
- // If the calendar exists but is deleted, we need to purge it first
- // This may cause some issues in a non synchronous database setup
+ // If the calendar exists but is in the trash bin, we try to rename its uri
+ // so that we can create the new one and still restore the previous one
+ // otherwise we just purge the calendar by removing it before recreating it
$calendar = $this->getCalendar($calendarHome, $uri);
if ($calendar instanceof Calendar) {
- $calendar->disableTrashbin();
- $calendar->delete();
+ $backend = $calendarHome->getCalDAVBackend();
+ if ($backend instanceof CalDavBackend) {
+ // If the CalDAV backend supports moving calendars
+ $this->moveCalendar($backend, $principalUrl, $uri, $uri . '-back-' . time());
+ } else {
+ // Otherwise just purge the calendar
+ $calendar->disableTrashbin();
+ $calendar->delete();
+ }
}
}
$this->createCalendar($calendarHome, $principalUrl, $uri, $displayName);
@@ -532,7 +578,9 @@ EOF;
$calendarTimeZone = new DateTimeZone('UTC');
$homePath = $result[0][200]['{' . self::NS_CALDAV . '}calendar-home-set']->getHref();
+ /** @var Calendar $node */
foreach ($this->server->tree->getNodeForPath($homePath)->getChildren() as $node) {
+
if (!$node instanceof ICalendar) {
continue;
}
@@ -664,6 +712,10 @@ EOF;
]);
}
+ private function moveCalendar(CalDavBackend $calDavBackend, string $principalUri, string $oldUri, string $newUri): void {
+ $calDavBackend->moveCalendar($oldUri, $principalUri, $principalUri, $newUri);
+ }
+
/**
* Try to handle the given exception gracefully or throw it if necessary.
*
generated by cgit v1.2.3 (git 2.39.1) at 2025-08-14 15:54:51 +0000