214 lines
5.7 KiB
PHP
214 lines
5.7 KiB
PHP
<?php
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/**
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* @author Bart Visscher <bartv@thisnet.nl>
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* @author Felix Moeller <mail@felixmoeller.de>
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* @author Jakob Sack <mail@jakobsack.de>
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* @author Jörn Friedrich Dreyer <jfd@butonic.de>
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* @author Lukas Reschke <lukas@owncloud.com>
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* @author Morris Jobke <hey@morrisjobke.de>
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* @author Sebastian Döll <sebastian.doell@libasys.de>
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* @author Thomas Müller <thomas.mueller@tmit.eu>
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* @author Thomas Tanghus <thomas@tanghus.net>
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* @author Vincent Petry <pvince81@owncloud.com>
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*
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* @copyright Copyright (c) 2015, ownCloud, Inc.
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* @license AGPL-3.0
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*
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* This code 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, version 3,
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* as published by the Free Software Foundation.
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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, version 3,
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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\Connector\Sabre;
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use OCP\IUser;
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use OCP\IUserManager;
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use OCP\IConfig;
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use \Sabre\DAV\PropPatch;
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use Sabre\HTTP\URLUtil;
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class Principal implements \Sabre\DAVACL\PrincipalBackend\BackendInterface {
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/** @var IConfig */
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private $config;
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/** @var IUserManager */
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private $userManager;
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/**
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* @param IConfig $config
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* @param IUserManager $userManager
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*/
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public function __construct(IConfig $config,
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IUserManager $userManager) {
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$this->config = $config;
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$this->userManager = $userManager;
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}
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/**
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* Returns a list of principals based on a prefix.
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*
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* This prefix will often contain something like 'principals'. You are only
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* expected to return principals that are in this base path.
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*
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* You are expected to return at least a 'uri' for every user, you can
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* return any additional properties if you wish so. Common properties are:
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* {DAV:}displayname
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*
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* @param string $prefixPath
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* @return string[]
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*/
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public function getPrincipalsByPrefix($prefixPath) {
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$principals = [];
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if ($prefixPath === 'principals/users') {
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foreach($this->userManager->search('') as $user) {
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$principals[] = $this->userToPrincipal($user);
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}
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}
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return $principals;
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}
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/**
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* Returns a specific principal, specified by it's path.
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* The returned structure should be the exact same as from
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* getPrincipalsByPrefix.
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*
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* @param string $path
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* @return array
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*/
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public function getPrincipalByPath($path) {
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$elements = explode('/', $path);
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if ($elements[0] !== 'principals') {
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return null;
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}
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if ($elements[1] !== 'users') {
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return null;
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}
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$name = $elements[2];
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$user = $this->userManager->get($name);
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if (!is_null($user)) {
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return $this->userToPrincipal($user);
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}
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return null;
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}
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/**
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* Returns the list of members for a group-principal
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*
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* @param string $principal
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* @return string[]
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* @throws \Sabre\DAV\Exception
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*/
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public function getGroupMemberSet($principal) {
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// TODO: for now the group principal has only one member, the user itself
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$principal = $this->getPrincipalByPath($principal);
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if (!$principal) {
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throw new \Sabre\DAV\Exception('Principal not found');
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}
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return [$principal['uri']];
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}
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/**
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* Returns the list of groups a principal is a member of
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*
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* @param string $principal
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* @return array
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* @throws \Sabre\DAV\Exception
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*/
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public function getGroupMembership($principal) {
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list($prefix, $name) = URLUtil::splitPath($principal);
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$group_membership = array();
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if ($prefix === 'principals/users') {
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$principal = $this->getPrincipalByPath($principal);
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if (!$principal) {
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throw new \Sabre\DAV\Exception('Principal not found');
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}
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// TODO: for now the user principal has only its own groups
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return array(
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'principals/users/'.$name.'/calendar-proxy-read',
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'principals/users/'.$name.'/calendar-proxy-write',
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// The addressbook groups are not supported in Sabre,
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// see http://groups.google.com/group/sabredav-discuss/browse_thread/thread/ef2fa9759d55f8c#msg_5720afc11602e753
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//'principals/'.$name.'/addressbook-proxy-read',
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//'principals/'.$name.'/addressbook-proxy-write',
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);
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}
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return $group_membership;
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}
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/**
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* Updates the list of group members for a group principal.
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*
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* The principals should be passed as a list of uri's.
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*
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* @param string $principal
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* @param string[] $members
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* @throws \Sabre\DAV\Exception
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*/
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public function setGroupMemberSet($principal, array $members) {
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throw new \Sabre\DAV\Exception('Setting members of the group is not supported yet');
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}
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/**
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* @param string $path
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* @param PropPatch $propPatch
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* @return int
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*/
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function updatePrincipal($path, PropPatch $propPatch) {
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return 0;
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}
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/**
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* @param string $prefixPath
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* @param array $searchProperties
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* @param string $test
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* @return array
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*/
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function searchPrincipals($prefixPath, array $searchProperties, $test = 'allof') {
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return [];
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}
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/**
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* @param string $uri
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* @param string $principalPrefix
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* @return string
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*/
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function findByUri($uri, $principalPrefix) {
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return '';
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}
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/**
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* @param IUser $user
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* @return array
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*/
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protected function userToPrincipal($user) {
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$userId = $user->getUID();
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$displayName = $user->getDisplayName();
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$principal = [
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'uri' => "principals/users/$userId",
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'{DAV:}displayname' => is_null($displayName) ? $userId : $displayName,
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];
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$email = $this->config->getUserValue($user->getUID(), 'settings', 'email');
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if (!empty($email)) {
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$principal['{http://sabredav.org/ns}email-address'] = $email;
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return $principal;
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}
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return $principal;
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}
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}
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