466 lines
12 KiB
PHP
466 lines
12 KiB
PHP
<?php
|
|
/**
|
|
* @copyright Copyright (c) 2016, ownCloud, Inc.
|
|
* @copyright Copyright (c) 2018, Georg Ehrke
|
|
*
|
|
* @author Bart Visscher <bartv@thisnet.nl>
|
|
* @author Jakob Sack <mail@jakobsack.de>
|
|
* @author Jörn Friedrich Dreyer <jfd@butonic.de>
|
|
* @author Lukas Reschke <lukas@statuscode.ch>
|
|
* @author Morris Jobke <hey@morrisjobke.de>
|
|
* @author Roeland Jago Douma <roeland@famdouma.nl>
|
|
* @author Thomas Müller <thomas.mueller@tmit.eu>
|
|
* @author Thomas Tanghus <thomas@tanghus.net>
|
|
* @author Vincent Petry <pvince81@owncloud.com>
|
|
* @author Georg Ehrke <oc.list@georgehrke.com>
|
|
* @author Vinicius Cubas Brand <vinicius@eita.org.br>
|
|
* @author Daniel Tygel <dtygel@eita.org.br>
|
|
*
|
|
* @license AGPL-3.0
|
|
*
|
|
* This code is free software: you can redistribute it and/or modify
|
|
* it under the terms of the GNU Affero General Public License, version 3,
|
|
* as published by the Free Software Foundation.
|
|
*
|
|
* 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, version 3,
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>
|
|
*
|
|
*/
|
|
|
|
namespace OCA\DAV\Connector\Sabre;
|
|
|
|
use OCA\Circles\Exceptions\CircleDoesNotExistException;
|
|
use OCP\AppFramework\QueryException;
|
|
use OCP\IConfig;
|
|
use OCP\IGroup;
|
|
use OCP\IGroupManager;
|
|
use OCP\IUser;
|
|
use OCP\IUserManager;
|
|
use OCP\IUserSession;
|
|
use OCP\Share\IManager as IShareManager;
|
|
use Sabre\DAV\Exception;
|
|
use \Sabre\DAV\PropPatch;
|
|
use Sabre\DAVACL\PrincipalBackend\BackendInterface;
|
|
|
|
class Principal implements BackendInterface {
|
|
|
|
/** @var IUserManager */
|
|
private $userManager;
|
|
|
|
/** @var IGroupManager */
|
|
private $groupManager;
|
|
|
|
/** @var IShareManager */
|
|
private $shareManager;
|
|
|
|
/** @var IUserSession */
|
|
private $userSession;
|
|
|
|
/** @var IConfig */
|
|
private $config;
|
|
|
|
/** @var string */
|
|
private $principalPrefix;
|
|
|
|
/** @var bool */
|
|
private $hasGroups;
|
|
|
|
/** @var bool */
|
|
private $hasCircles;
|
|
|
|
/**
|
|
* @param IUserManager $userManager
|
|
* @param IGroupManager $groupManager
|
|
* @param IShareManager $shareManager
|
|
* @param IUserSession $userSession
|
|
* @param IConfig $config
|
|
* @param string $principalPrefix
|
|
*/
|
|
public function __construct(IUserManager $userManager,
|
|
IGroupManager $groupManager,
|
|
IShareManager $shareManager,
|
|
IUserSession $userSession,
|
|
IConfig $config,
|
|
$principalPrefix = 'principals/users/') {
|
|
$this->userManager = $userManager;
|
|
$this->groupManager = $groupManager;
|
|
$this->shareManager = $shareManager;
|
|
$this->userSession = $userSession;
|
|
$this->config = $config;
|
|
$this->principalPrefix = trim($principalPrefix, '/');
|
|
$this->hasGroups = $this->hasCircles = ($principalPrefix === 'principals/users/');
|
|
}
|
|
|
|
/**
|
|
* Returns a list of principals based on a prefix.
|
|
*
|
|
* This prefix will often contain something like 'principals'. You are only
|
|
* expected to return principals that are in this base path.
|
|
*
|
|
* You are expected to return at least a 'uri' for every user, you can
|
|
* return any additional properties if you wish so. Common properties are:
|
|
* {DAV:}displayname
|
|
*
|
|
* @param string $prefixPath
|
|
* @return string[]
|
|
*/
|
|
public function getPrincipalsByPrefix($prefixPath) {
|
|
$principals = [];
|
|
|
|
if ($prefixPath === $this->principalPrefix) {
|
|
foreach($this->userManager->search('') as $user) {
|
|
$principals[] = $this->userToPrincipal($user);
|
|
}
|
|
}
|
|
|
|
return $principals;
|
|
}
|
|
|
|
/**
|
|
* Returns a specific principal, specified by it's path.
|
|
* The returned structure should be the exact same as from
|
|
* getPrincipalsByPrefix.
|
|
*
|
|
* @param string $path
|
|
* @return array
|
|
*/
|
|
public function getPrincipalByPath($path) {
|
|
list($prefix, $name) = \Sabre\Uri\split($path);
|
|
|
|
if ($prefix === $this->principalPrefix) {
|
|
$user = $this->userManager->get($name);
|
|
|
|
if ($user !== null) {
|
|
return $this->userToPrincipal($user);
|
|
}
|
|
} else if ($prefix === 'principals/circles') {
|
|
return $this->circleToPrincipal($name);
|
|
}
|
|
return null;
|
|
}
|
|
|
|
/**
|
|
* Returns the list of members for a group-principal
|
|
*
|
|
* @param string $principal
|
|
* @return string[]
|
|
* @throws Exception
|
|
*/
|
|
public function getGroupMemberSet($principal) {
|
|
// TODO: for now the group principal has only one member, the user itself
|
|
$principal = $this->getPrincipalByPath($principal);
|
|
if (!$principal) {
|
|
throw new Exception('Principal not found');
|
|
}
|
|
|
|
return [$principal['uri']];
|
|
}
|
|
|
|
/**
|
|
* Returns the list of groups a principal is a member of
|
|
*
|
|
* @param string $principal
|
|
* @param bool $needGroups
|
|
* @return array
|
|
* @throws Exception
|
|
*/
|
|
public function getGroupMembership($principal, $needGroups = false) {
|
|
list($prefix, $name) = \Sabre\Uri\split($principal);
|
|
|
|
if ($prefix === $this->principalPrefix) {
|
|
$user = $this->userManager->get($name);
|
|
if (!$user) {
|
|
throw new Exception('Principal not found');
|
|
}
|
|
|
|
if ($this->hasGroups || $needGroups) {
|
|
$groups = $this->groupManager->getUserGroups($user);
|
|
$groups = array_map(function($group) {
|
|
/** @var IGroup $group */
|
|
return 'principals/groups/' . urlencode($group->getGID());
|
|
}, $groups);
|
|
|
|
return $groups;
|
|
}
|
|
}
|
|
return [];
|
|
}
|
|
|
|
/**
|
|
* Updates the list of group members for a group principal.
|
|
*
|
|
* The principals should be passed as a list of uri's.
|
|
*
|
|
* @param string $principal
|
|
* @param string[] $members
|
|
* @throws Exception
|
|
*/
|
|
public function setGroupMemberSet($principal, array $members) {
|
|
throw new Exception('Setting members of the group is not supported yet');
|
|
}
|
|
|
|
/**
|
|
* @param string $path
|
|
* @param PropPatch $propPatch
|
|
* @return int
|
|
*/
|
|
function updatePrincipal($path, PropPatch $propPatch) {
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* Search user principals
|
|
*
|
|
* @param array $searchProperties
|
|
* @param string $test
|
|
* @return array
|
|
*/
|
|
protected function searchUserPrincipals(array $searchProperties, $test = 'allof') {
|
|
$results = [];
|
|
|
|
// If sharing is disabled, return the empty array
|
|
$shareAPIEnabled = $this->shareManager->shareApiEnabled();
|
|
if (!$shareAPIEnabled) {
|
|
return [];
|
|
}
|
|
|
|
// If sharing is restricted to group members only,
|
|
// return only members that have groups in common
|
|
$restrictGroups = false;
|
|
if ($this->shareManager->shareWithGroupMembersOnly()) {
|
|
$user = $this->userSession->getUser();
|
|
if (!$user) {
|
|
return [];
|
|
}
|
|
|
|
$restrictGroups = $this->groupManager->getUserGroupIds($user);
|
|
}
|
|
|
|
foreach ($searchProperties as $prop => $value) {
|
|
switch ($prop) {
|
|
case '{http://sabredav.org/ns}email-address':
|
|
$users = $this->userManager->getByEmail($value);
|
|
|
|
$results[] = array_reduce($users, function(array $carry, IUser $user) use ($restrictGroups) {
|
|
// is sharing restricted to groups only?
|
|
if ($restrictGroups !== false) {
|
|
$userGroups = $this->groupManager->getUserGroupIds($user);
|
|
if (count(array_intersect($userGroups, $restrictGroups)) === 0) {
|
|
return $carry;
|
|
}
|
|
}
|
|
|
|
$carry[] = $this->principalPrefix . '/' . $user->getUID();
|
|
return $carry;
|
|
}, []);
|
|
break;
|
|
|
|
case '{DAV:}displayname':
|
|
$users = $this->userManager->searchDisplayName($value);
|
|
|
|
$results[] = array_reduce($users, function(array $carry, IUser $user) use ($restrictGroups) {
|
|
// is sharing restricted to groups only?
|
|
if ($restrictGroups !== false) {
|
|
$userGroups = $this->groupManager->getUserGroupIds($user);
|
|
if (count(array_intersect($userGroups, $restrictGroups)) === 0) {
|
|
return $carry;
|
|
}
|
|
}
|
|
|
|
$carry[] = $this->principalPrefix . '/' . $user->getUID();
|
|
return $carry;
|
|
}, []);
|
|
break;
|
|
|
|
default:
|
|
$results[] = [];
|
|
break;
|
|
}
|
|
}
|
|
|
|
// results is an array of arrays, so this is not the first search result
|
|
// but the results of the first searchProperty
|
|
if (count($results) === 1) {
|
|
return $results[0];
|
|
}
|
|
|
|
switch ($test) {
|
|
case 'anyof':
|
|
return array_values(array_unique(array_merge(...$results)));
|
|
|
|
case 'allof':
|
|
default:
|
|
return array_values(array_intersect(...$results));
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @param string $prefixPath
|
|
* @param array $searchProperties
|
|
* @param string $test
|
|
* @return array
|
|
*/
|
|
function searchPrincipals($prefixPath, array $searchProperties, $test = 'allof') {
|
|
if (count($searchProperties) === 0) {
|
|
return [];
|
|
}
|
|
|
|
switch ($prefixPath) {
|
|
case 'principals/users':
|
|
return $this->searchUserPrincipals($searchProperties, $test);
|
|
|
|
default:
|
|
return [];
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @param string $uri
|
|
* @param string $principalPrefix
|
|
* @return string
|
|
*/
|
|
function findByUri($uri, $principalPrefix) {
|
|
// If sharing is disabled, return the empty array
|
|
$shareAPIEnabled = $this->shareManager->shareApiEnabled();
|
|
if (!$shareAPIEnabled) {
|
|
return null;
|
|
}
|
|
|
|
// If sharing is restricted to group members only,
|
|
// return only members that have groups in common
|
|
$restrictGroups = false;
|
|
if ($this->shareManager->shareWithGroupMembersOnly()) {
|
|
$user = $this->userSession->getUser();
|
|
if (!$user) {
|
|
return null;
|
|
}
|
|
|
|
$restrictGroups = $this->groupManager->getUserGroupIds($user);
|
|
}
|
|
|
|
if (strpos($uri, 'mailto:') === 0) {
|
|
if ($principalPrefix === 'principals/users') {
|
|
$users = $this->userManager->getByEmail(substr($uri, 7));
|
|
if (count($users) !== 1) {
|
|
return null;
|
|
}
|
|
$user = $users[0];
|
|
|
|
if ($restrictGroups !== false) {
|
|
$userGroups = $this->groupManager->getUserGroupIds($user);
|
|
if (count(array_intersect($userGroups, $restrictGroups)) === 0) {
|
|
return null;
|
|
}
|
|
}
|
|
|
|
return $this->principalPrefix . '/' . $user->getUID();
|
|
}
|
|
}
|
|
if (substr($uri, 0, 10) === 'principal:') {
|
|
$principal = substr($uri, 10);
|
|
$principal = $this->getPrincipalByPath($principal);
|
|
if ($principal !== null) {
|
|
return $principal['uri'];
|
|
}
|
|
}
|
|
|
|
return null;
|
|
}
|
|
|
|
/**
|
|
* @param IUser $user
|
|
* @return array
|
|
*/
|
|
protected function userToPrincipal($user) {
|
|
$userId = $user->getUID();
|
|
$displayName = $user->getDisplayName();
|
|
$principal = [
|
|
'uri' => $this->principalPrefix . '/' . $userId,
|
|
'{DAV:}displayname' => is_null($displayName) ? $userId : $displayName,
|
|
'{urn:ietf:params:xml:ns:caldav}calendar-user-type' => 'INDIVIDUAL',
|
|
];
|
|
|
|
$email = $user->getEMailAddress();
|
|
if (!empty($email)) {
|
|
$principal['{http://sabredav.org/ns}email-address'] = $email;
|
|
}
|
|
|
|
return $principal;
|
|
}
|
|
|
|
public function getPrincipalPrefix() {
|
|
return $this->principalPrefix;
|
|
}
|
|
|
|
/**
|
|
* @param string $circleUniqueId
|
|
* @return array|null
|
|
* @suppress PhanUndeclaredClassMethod
|
|
* @suppress PhanUndeclaredClassCatch
|
|
*/
|
|
protected function circleToPrincipal($circleUniqueId) {
|
|
if (!\OC::$server->getAppManager()->isEnabledForUser('circles') || !class_exists('\OCA\Circles\Api\v1\Circles')) {
|
|
return null;
|
|
}
|
|
|
|
try {
|
|
$circle = \OCA\Circles\Api\v1\Circles::detailsCircle($circleUniqueId, true);
|
|
} catch(QueryException $ex) {
|
|
return null;
|
|
} catch(CircleDoesNotExistException $ex) {
|
|
return null;
|
|
}
|
|
|
|
if (!$circle) {
|
|
return null;
|
|
}
|
|
|
|
$principal = [
|
|
'uri' => 'principals/circles/' . $circleUniqueId,
|
|
'{DAV:}displayname' => $circle->getName(),
|
|
];
|
|
|
|
return $principal;
|
|
}
|
|
|
|
/**
|
|
* Returns the list of circles a principal is a member of
|
|
*
|
|
* @param string $principal
|
|
* @param bool $needGroups
|
|
* @return array
|
|
* @throws Exception
|
|
* @suppress PhanUndeclaredClassMethod
|
|
*/
|
|
public function getCircleMembership($principal):array {
|
|
if (!\OC::$server->getAppManager()->isEnabledForUser('circles') || !class_exists('\OCA\Circles\Api\v1\Circles')) {
|
|
return [];
|
|
}
|
|
|
|
list($prefix, $name) = \Sabre\Uri\split($principal);
|
|
if ($this->hasCircles && $prefix === $this->principalPrefix) {
|
|
$user = $this->userManager->get($name);
|
|
if (!$user) {
|
|
throw new Exception('Principal not found');
|
|
}
|
|
|
|
$circles = \OCA\Circles\Api\v1\Circles::joinedCircles($name, true);
|
|
|
|
$circles = array_map(function($circle) {
|
|
/** @var \OCA\Circles\Model\Circle $group */
|
|
return 'principals/circles/' . urlencode($circle->getUniqueId());
|
|
}, $circles);
|
|
|
|
return $circles;
|
|
|
|
}
|
|
return [];
|
|
}
|
|
|
|
}
|