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<?php |
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/** |
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* @copyright Copyright (c) 2016, Roeland Jago Douma <[email protected]> |
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* @copyright Copyright (c) 2016, Joas Schilling <[email protected]> |
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* |
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* @author Joas Schilling <[email protected]> |
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* @author Roeland Jago Douma <[email protected]> |
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* |
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* @license GNU AGPL version 3 or any later version |
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* |
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* This program is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU Affero General Public License as |
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* published by the Free Software Foundation, either version 3 of the |
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* License, or (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU Affero General Public License for more details. |
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* |
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* You should have received a copy of the GNU Affero General Public License |
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* along with this program. If not, see <http://www.gnu.org/licenses/>. |
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* |
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*/ |
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namespace OCA\DAV\CalDAV\Schedule; |
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use OCA\DAV\CalDAV\CalDavBackend; |
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use OCA\DAV\CalDAV\CalendarHome; |
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use Sabre\DAV\INode; |
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use Sabre\DAV\PropFind; |
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use Sabre\DAV\Server; |
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use Sabre\DAV\Xml\Property\LocalHref; |
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use Sabre\DAVACL\IPrincipal; |
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use Sabre\HTTP\RequestInterface; |
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use Sabre\HTTP\ResponseInterface; |
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use Sabre\VObject\Component\VCalendar; |
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use Sabre\VObject\Reader; |
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class Plugin extends \Sabre\CalDAV\Schedule\Plugin { |
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/** |
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* Initializes the plugin |
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* |
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* @param Server $server |
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* @return void |
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*/ |
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function initialize(Server $server) { |
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parent::initialize($server); |
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$server->on('propFind', [$this, 'propFindDefaultCalendarUrl'], 90); |
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} |
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/** |
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* Returns a list of addresses that are associated with a principal. |
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* |
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* @param string $principal |
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* @return array |
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*/ |
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protected function getAddressesForPrincipal($principal) { |
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$result = parent::getAddressesForPrincipal($principal); |
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if ($result === null) { |
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$result = []; |
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} |
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return $result; |
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} |
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/** |
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* Always use the personal calendar as target for scheduled events |
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* |
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* @param PropFind $propFind |
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* @param INode $node |
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* @return void |
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*/ |
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function propFindDefaultCalendarUrl(PropFind $propFind, INode $node) { |
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if ($node instanceof IPrincipal) { |
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$propFind->handle('{' . self::NS_CALDAV . '}schedule-default-calendar-URL', function() use ($node) { |
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/** @var \OCA\DAV\CalDAV\Plugin $caldavPlugin */ |
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$caldavPlugin = $this->server->getPlugin('caldav'); |
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$principalUrl = $node->getPrincipalUrl(); |
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$calendarHomePath = $caldavPlugin->getCalendarHomeForPrincipal($principalUrl); |
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if (!$calendarHomePath) { |
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return null; |
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} |
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if (strpos($principalUrl, 'principals/users') === 0) { |
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$uri = CalDavBackend::PERSONAL_CALENDAR_URI; |
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$displayname = CalDavBackend::PERSONAL_CALENDAR_NAME; |
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} elseif (strpos($principalUrl, 'principals/calendar-resources') === 0 || |
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strpos($principalUrl, 'principals/calendar-rooms') === 0) { |
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$uri = CalDavBackend::RESOURCE_BOOKING_CALENDAR_URI; |
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$displayname = CalDavBackend::RESOURCE_BOOKING_CALENDAR_NAME; |
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} else { |
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// How did we end up here? |
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// TODO - throw exception or just ignore? |
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return null; |
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} |
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/** @var CalendarHome $calendarHome */ |
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$calendarHome = $this->server->tree->getNodeForPath($calendarHomePath); |
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if (!$calendarHome->childExists($uri)) { |
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$calendarHome->getCalDAVBackend()->createCalendar($principalUrl, $uri, [ |
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'{DAV:}displayname' => $displayname, |
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]); |
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} |
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$result = $this->server->getPropertiesForPath($calendarHomePath . '/' . $uri, [], 1); |
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if (empty($result)) { |
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return null; |
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} |
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return new LocalHref($result[0]['href']); |
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}); |
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} |
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} |
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/** |
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* This method is triggered whenever there was a calendar object gets |
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* created or updated. |
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* |
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* Basically just a copy of parent::calendarObjectChange, with the change |
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* from: |
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* $addresses = $this->getAddressesForPrincipal($calendarNode->getOwner()); |
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* to: |
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* $addresses = $this->getAddressesForPrincipal($calendarNode->getPrincipalURI()); |
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* |
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* @param RequestInterface $request HTTP request |
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* @param ResponseInterface $response HTTP Response |
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* @param VCalendar $vCal Parsed iCalendar object |
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* @param mixed $calendarPath Path to calendar collection |
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* @param mixed $modified The iCalendar object has been touched. |
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* @param mixed $isNew Whether this was a new item or we're updating one |
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* @return void |
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*/ |
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function calendarObjectChange(RequestInterface $request, ResponseInterface $response, VCalendar $vCal, $calendarPath, &$modified, $isNew) { |
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if (!$this->scheduleReply($this->server->httpRequest)) { |
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return; |
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} |
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$calendarNode = $this->server->tree->getNodeForPath($calendarPath); |
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$addresses = $this->getAddressesForPrincipal( |
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$calendarNode->getPrincipalURI() |
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); |
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if (!$isNew) { |
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$node = $this->server->tree->getNodeForPath($request->getPath()); |
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$oldObj = Reader::read($node->get()); |
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} else { |
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$oldObj = null; |
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} |
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$this->processICalendarChange($oldObj, $vCal, $addresses, [], $modified); |
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if ($oldObj) { |
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// Destroy circular references so PHP will GC the object. |
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$oldObj->destroy(); |
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} |
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} |
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/** |
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* This method checks the 'Schedule-Reply' header |
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* and returns false if it's 'F', otherwise true. |
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* |
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* Copied from Sabre/DAV's Schedule plugin, because it's |
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* private for whatever reason |
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* |
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* @param RequestInterface $request |
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* @return bool |
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*/ |
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private function scheduleReply(RequestInterface $request) { |
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$scheduleReply = $request->getHeader('Schedule-Reply'); |
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return $scheduleReply !== 'F'; |
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} |
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} |
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nextcloud /
server
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Adding explicit visibility (
private,protected, orpublic) is generally recommend to communicate to other developers how, and from where this method is intended to be used.