nextcloud/settings/Controller/UsersController.php

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<?php
/**
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* @copyright Copyright (c) 2016, ownCloud, Inc.
*
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* @author Arthur Schiwon <blizzz@arthur-schiwon.de>
2015-06-25 12:43:55 +03:00
* @author Clark Tomlinson <fallen013@gmail.com>
2016-07-21 18:07:57 +03:00
* @author Joas Schilling <coding@schilljs.com>
2016-05-26 20:56:05 +03:00
* @author Lukas Reschke <lukas@statuscode.ch>
2015-03-26 13:44:34 +03:00
* @author Morris Jobke <hey@morrisjobke.de>
2016-07-21 19:13:36 +03:00
* @author Robin Appelman <robin@icewind.nl>
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* @author Roeland Jago Douma <roeland@famdouma.nl>
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* @author Thomas Müller <thomas.mueller@tmit.eu>
2016-01-12 17:02:16 +03:00
* @author Vincent Petry <pvince81@owncloud.com>
2015-03-26 13:44:34 +03:00
*
* @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 OC\Settings\Controller;
use OC\Accounts\AccountManager;
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use OC\AppFramework\Http;
use OC\ForbiddenException;
use OC\Settings\Mailer\NewUserMailHelper;
use OC\Security\IdentityProof\Manager;
use OCP\App\IAppManager;
use OCP\AppFramework\Controller;
use OCP\AppFramework\Http\DataResponse;
use OCP\AppFramework\Utility\ITimeFactory;
use OCP\BackgroundJob\IJobList;
use OCP\IConfig;
use OCP\IGroupManager;
use OCP\IL10N;
use OCP\ILogger;
use OCP\IRequest;
use OCP\IURLGenerator;
use OCP\IUser;
use OCP\IUserManager;
use OCP\IUserSession;
use OCP\Mail\IMailer;
use OCP\IAvatarManager;
use OCP\Security\ICrypto;
use OCP\Security\ISecureRandom;
/**
* @package OC\Settings\Controller
*/
class UsersController extends Controller {
/** @var IL10N */
private $l10n;
/** @var IUserSession */
private $userSession;
/** @var bool */
private $isAdmin;
/** @var IUserManager */
private $userManager;
/** @var IGroupManager */
private $groupManager;
/** @var IConfig */
private $config;
/** @var ILogger */
private $log;
/** @var IMailer */
private $mailer;
/** @var bool contains the state of the encryption app */
private $isEncryptionAppEnabled;
/** @var bool contains the state of the admin recovery setting */
private $isRestoreEnabled = false;
/** @var IAvatarManager */
private $avatarManager;
/** @var AccountManager */
private $accountManager;
/** @var ISecureRandom */
private $secureRandom;
/** @var NewUserMailHelper */
private $newUserMailHelper;
/** @var ITimeFactory */
private $timeFactory;
/** @var ICrypto */
private $crypto;
/** @var Manager */
private $keyManager;
/** @var IJobList */
private $jobList;
/**
* @param string $appName
* @param IRequest $request
* @param IUserManager $userManager
* @param IGroupManager $groupManager
* @param IUserSession $userSession
* @param IConfig $config
* @param bool $isAdmin
* @param IL10N $l10n
* @param ILogger $log
* @param IMailer $mailer
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* @param IURLGenerator $urlGenerator
* @param IAppManager $appManager
* @param IAvatarManager $avatarManager
* @param AccountManager $accountManager
* @param ISecureRandom $secureRandom
* @param NewUserMailHelper $newUserMailHelper
* @param ITimeFactory $timeFactory
* @param ICrypto $crypto
* @param Manager $keyManager
* @param IJobList $jobList
*/
public function __construct($appName,
IRequest $request,
IUserManager $userManager,
IGroupManager $groupManager,
IUserSession $userSession,
IConfig $config,
$isAdmin,
IL10N $l10n,
ILogger $log,
IMailer $mailer,
IURLGenerator $urlGenerator,
IAppManager $appManager,
IAvatarManager $avatarManager,
AccountManager $accountManager,
ISecureRandom $secureRandom,
NewUserMailHelper $newUserMailHelper,
ITimeFactory $timeFactory,
ICrypto $crypto,
Manager $keyManager,
IJobList $jobList) {
parent::__construct($appName, $request);
$this->userManager = $userManager;
$this->groupManager = $groupManager;
$this->userSession = $userSession;
$this->config = $config;
$this->isAdmin = $isAdmin;
$this->l10n = $l10n;
$this->log = $log;
$this->mailer = $mailer;
$this->avatarManager = $avatarManager;
$this->accountManager = $accountManager;
$this->secureRandom = $secureRandom;
$this->newUserMailHelper = $newUserMailHelper;
$this->timeFactory = $timeFactory;
$this->crypto = $crypto;
$this->keyManager = $keyManager;
$this->jobList = $jobList;
// check for encryption state - TODO see formatUserForIndex
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$this->isEncryptionAppEnabled = $appManager->isEnabledForUser('encryption');
if($this->isEncryptionAppEnabled) {
// putting this directly in empty is possible in PHP 5.5+
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$result = $config->getAppValue('encryption', 'recoveryAdminEnabled', 0);
$this->isRestoreEnabled = !empty($result);
}
}
/**
* @param IUser $user
* @param array $userGroups
* @return array
*/
private function formatUserForIndex(IUser $user, array $userGroups = null) {
// TODO: eliminate this encryption specific code below and somehow
// hook in additional user info from other apps
// recovery isn't possible if admin or user has it disabled and encryption
// is enabled - so we eliminate the else paths in the conditional tree
// below
$restorePossible = false;
if ($this->isEncryptionAppEnabled) {
if ($this->isRestoreEnabled) {
// check for the users recovery setting
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$recoveryMode = $this->config->getUserValue($user->getUID(), 'encryption', 'recoveryEnabled', '0');
// method call inside empty is possible with PHP 5.5+
$recoveryModeEnabled = !empty($recoveryMode);
if ($recoveryModeEnabled) {
// user also has recovery mode enabled
$restorePossible = true;
}
}
} else {
// recovery is possible if encryption is disabled (plain files are
// available)
$restorePossible = true;
}
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$subAdminGroups = $this->groupManager->getSubAdmin()->getSubAdminsGroups($user);
foreach($subAdminGroups as $key => $subAdminGroup) {
$subAdminGroups[$key] = $subAdminGroup->getGID();
}
$displayName = $user->getEMailAddress();
if (is_null($displayName)) {
$displayName = '';
}
$avatarAvailable = false;
try {
$avatarAvailable = $this->avatarManager->getAvatar($user->getUID())->exists();
} catch (\Exception $e) {
//No avatar yet
}
return [
'name' => $user->getUID(),
'displayname' => $user->getDisplayName(),
'groups' => (empty($userGroups)) ? $this->groupManager->getUserGroupIds($user) : $userGroups,
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'subadmin' => $subAdminGroups,
'quota' => $user->getQuota(),
'storageLocation' => $user->getHome(),
'lastLogin' => $user->getLastLogin() * 1000,
'backend' => $user->getBackendClassName(),
'email' => $displayName,
'isRestoreDisabled' => !$restorePossible,
'isAvatarAvailable' => $avatarAvailable,
];
}
/**
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* @param array $userIDs Array with schema [$uid => $displayName]
* @return IUser[]
*/
private function getUsersForUID(array $userIDs) {
$users = [];
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foreach ($userIDs as $uid => $displayName) {
$users[$uid] = $this->userManager->get($uid);
}
return $users;
}
/**
* @NoAdminRequired
*
* @param int $offset
* @param int $limit
* @param string $gid GID to filter for
* @param string $pattern Pattern to search for in the username
* @param string $backend Backend to filter for (class-name)
* @return DataResponse
*
* TODO: Tidy up and write unit tests - code is mainly static method calls
*/
public function index($offset = 0, $limit = 10, $gid = '', $pattern = '', $backend = '') {
// FIXME: The JS sends the group '_everyone' instead of no GID for the "all users" group.
if($gid === '_everyone') {
$gid = '';
}
// Remove backends
if(!empty($backend)) {
$activeBackends = $this->userManager->getBackends();
$this->userManager->clearBackends();
foreach($activeBackends as $singleActiveBackend) {
if($backend === get_class($singleActiveBackend)) {
$this->userManager->registerBackend($singleActiveBackend);
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break;
}
}
}
$users = [];
if ($this->isAdmin) {
if($gid !== '') {
$batch = $this->getUsersForUID($this->groupManager->displayNamesInGroup($gid, $pattern, $limit, $offset));
} else {
$batch = $this->userManager->search($pattern, $limit, $offset);
}
foreach ($batch as $user) {
$users[] = $this->formatUserForIndex($user);
}
} else {
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$subAdminOfGroups = $this->groupManager->getSubAdmin()->getSubAdminsGroups($this->userSession->getUser());
// New class returns IGroup[] so convert back
$gids = [];
foreach ($subAdminOfGroups as $group) {
$gids[] = $group->getGID();
}
$subAdminOfGroups = $gids;
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// Set the $gid parameter to an empty value if the subadmin has no rights to access a specific group
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if($gid !== '' && !in_array($gid, $subAdminOfGroups)) {
$gid = '';
}
// Batch all groups the user is subadmin of when a group is specified
$batch = [];
if($gid === '') {
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foreach($subAdminOfGroups as $group) {
$groupUsers = $this->groupManager->displayNamesInGroup($group, $pattern, $limit, $offset);
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foreach($groupUsers as $uid => $displayName) {
$batch[$uid] = $displayName;
}
}
} else {
$batch = $this->groupManager->displayNamesInGroup($gid, $pattern, $limit, $offset);
}
$batch = $this->getUsersForUID($batch);
foreach ($batch as $user) {
// Only add the groups, this user is a subadmin of
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$userGroups = array_values(array_intersect(
$this->groupManager->getUserGroupIds($user),
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$subAdminOfGroups
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));
$users[] = $this->formatUserForIndex($user, $userGroups);
}
}
return new DataResponse($users);
}
/**
* @NoAdminRequired
* @PasswordConfirmationRequired
*
* @param string $username
* @param string $password
* @param array $groups
* @param string $email
* @return DataResponse
*/
public function create($username, $password, array $groups=array(), $email='') {
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if($email !== '' && !$this->mailer->validateMailAddress($email)) {
return new DataResponse(
array(
'message' => (string)$this->l10n->t('Invalid mail address')
),
Http::STATUS_UNPROCESSABLE_ENTITY
);
}
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$currentUser = $this->userSession->getUser();
if (!$this->isAdmin) {
if (!empty($groups)) {
foreach ($groups as $key => $group) {
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$groupObject = $this->groupManager->get($group);
if($groupObject === null) {
unset($groups[$key]);
continue;
}
if (!$this->groupManager->getSubAdmin()->isSubAdminofGroup($currentUser, $groupObject)) {
unset($groups[$key]);
}
}
}
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if (empty($groups)) {
return new DataResponse(
array(
'message' => $this->l10n->t('No valid group selected'),
),
Http::STATUS_FORBIDDEN
);
}
}
if ($this->userManager->userExists($username)) {
return new DataResponse(
array(
'message' => (string)$this->l10n->t('A user with that name already exists.')
),
Http::STATUS_CONFLICT
);
}
$generatePasswordResetToken = false;
if ($password === '') {
if ($email === '') {
return new DataResponse(
array(
'message' => (string)$this->l10n->t('To send a password link to the user an email address is required.')
),
Http::STATUS_UNPROCESSABLE_ENTITY
);
}
$password = $this->secureRandom->generate(32);
$generatePasswordResetToken = true;
}
try {
$user = $this->userManager->createUser($username, $password);
} catch (\Exception $exception) {
$message = $exception->getMessage();
if (!$message) {
$message = $this->l10n->t('Unable to create user.');
}
return new DataResponse(
array(
'message' => (string) $message,
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),
Http::STATUS_FORBIDDEN
);
}
if($user instanceof IUser) {
if($groups !== null) {
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foreach($groups as $groupName) {
$group = $this->groupManager->get($groupName);
if(empty($group)) {
$group = $this->groupManager->createGroup($groupName);
}
$group->addUser($user);
}
}
/**
* Send new user mail only if a mail is set
*/
if($email !== '') {
$user->setEMailAddress($email);
try {
$emailTemplate = $this->newUserMailHelper->generateTemplate($user, $generatePasswordResetToken);
$this->newUserMailHelper->sendMail($user, $emailTemplate);
} catch(\Exception $e) {
$this->log->error("Can't send new user mail to $email: " . $e->getMessage(), array('app' => 'settings'));
}
}
// fetch users groups
$userGroups = $this->groupManager->getUserGroupIds($user);
return new DataResponse(
$this->formatUserForIndex($user, $userGroups),
Http::STATUS_CREATED
);
}
return new DataResponse(
array(
'message' => (string)$this->l10n->t('Unable to create user.')
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),
Http::STATUS_FORBIDDEN
);
}
/**
* @NoAdminRequired
* @PasswordConfirmationRequired
*
* @param string $id
* @return DataResponse
*/
public function destroy($id) {
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$userId = $this->userSession->getUser()->getUID();
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$user = $this->userManager->get($id);
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if($userId === $id) {
return new DataResponse(
array(
'status' => 'error',
'data' => array(
'message' => (string)$this->l10n->t('Unable to delete user.')
)
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),
Http::STATUS_FORBIDDEN
);
}
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if(!$this->isAdmin && !$this->groupManager->getSubAdmin()->isUserAccessible($this->userSession->getUser(), $user)) {
return new DataResponse(
array(
'status' => 'error',
'data' => array(
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'message' => (string)$this->l10n->t('Authentication error')
)
),
Http::STATUS_FORBIDDEN
);
}
if($user) {
if($user->delete()) {
return new DataResponse(
array(
'status' => 'success',
'data' => array(
'username' => $id
)
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),
Http::STATUS_NO_CONTENT
);
}
}
return new DataResponse(
array(
'status' => 'error',
'data' => array(
'message' => (string)$this->l10n->t('Unable to delete user.')
)
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),
Http::STATUS_FORBIDDEN
);
}
/**
* @NoAdminRequired
* @NoSubadminRequired
* @PasswordConfirmationRequired
*
* @param string $account
* @return DataResponse
*/
public function getVerificationCode($account) {
$user = $this->userSession->getUser();
if ($user === null) {
return new DataResponse([], Http::STATUS_BAD_REQUEST);
}
$accountData = $this->accountManager->getUser($user);
$cloudId = $user->getCloudId();
$message = "Use my Federated Cloud ID to share with me: " . $cloudId;
$signature = $this->signMessage($user, $message);
$code = $message . ' ' . $signature;
$codeMd5 = $message . ' ' . md5($signature);
switch ($account) {
case 'verify-twitter':
$accountData[AccountManager::PROPERTY_TWITTER]['verified'] = AccountManager::VERIFICATION_IN_PROGRESS;
$msg = $this->l10n->t('In order to verify your Twitter account post following tweet on Twitter (please make sure to post it without any line breaks):');
$code = $codeMd5;
$type = AccountManager::PROPERTY_TWITTER;
$data = $accountData[AccountManager::PROPERTY_TWITTER]['value'];
break;
case 'verify-website':
$accountData[AccountManager::PROPERTY_WEBSITE]['verified'] = AccountManager::VERIFICATION_IN_PROGRESS;
$msg = $this->l10n->t('In order to verify your Website store following content in your web-root at \'CloudIdVerificationCode.txt\' (please make sure that the complete text is in one line):');
$type = AccountManager::PROPERTY_WEBSITE;
$data = $accountData[AccountManager::PROPERTY_WEBSITE]['value'];
break;
default:
return new DataResponse([], Http::STATUS_BAD_REQUEST);
}
$this->accountManager->updateUser($user, $accountData);
$this->jobList->add('OC\Settings\BackgroundJobs\VerifyUserData',
[
'verificationCode' => $code,
'data' => $data,
'type' => $type,
'uid' => $user->getUID(),
'try' => 0,
'lastRun' => $this->getCurrentTime()
]
);
return new DataResponse(['msg' => $msg, 'code' => $code]);
}
/**
* get current timestamp
*
* @return int
*/
protected function getCurrentTime() {
return time();
}
/**
* sign message with users private key
*
* @param IUser $user
* @param string $message
*
* @return string base64 encoded signature
*/
protected function signMessage(IUser $user, $message) {
$privateKey = $this->keyManager->getKey($user)->getPrivate();
openssl_sign(json_encode($message), $signature, $privateKey, OPENSSL_ALGO_SHA512);
$signatureBase64 = base64_encode($signature);
return $signatureBase64;
}
/**
* @NoAdminRequired
* @NoSubadminRequired
* @PasswordConfirmationRequired
*
* @param string $avatarScope
* @param string $displayname
* @param string $displaynameScope
* @param string $phone
* @param string $phoneScope
* @param string $email
* @param string $emailScope
* @param string $website
* @param string $websiteScope
* @param string $address
* @param string $addressScope
* @param string $twitter
* @param string $twitterScope
* @return DataResponse
*/
public function setUserSettings($avatarScope,
$displayname,
$displaynameScope,
$phone,
$phoneScope,
$email,
$emailScope,
$website,
$websiteScope,
$address,
$addressScope,
$twitter,
$twitterScope
) {
if(!empty($email) && !$this->mailer->validateMailAddress($email)) {
return new DataResponse(
array(
'status' => 'error',
'data' => array(
'message' => (string)$this->l10n->t('Invalid mail address')
)
),
Http::STATUS_UNPROCESSABLE_ENTITY
);
}
$data = [
AccountManager::PROPERTY_AVATAR => ['scope' => $avatarScope],
AccountManager::PROPERTY_DISPLAYNAME => ['value' => $displayname, 'scope' => $displaynameScope],
AccountManager::PROPERTY_EMAIL=> ['value' => $email, 'scope' => $emailScope],
AccountManager::PROPERTY_WEBSITE => ['value' => $website, 'scope' => $websiteScope],
AccountManager::PROPERTY_ADDRESS => ['value' => $address, 'scope' => $addressScope],
AccountManager::PROPERTY_PHONE => ['value' => $phone, 'scope' => $phoneScope],
AccountManager::PROPERTY_TWITTER => ['value' => $twitter, 'scope' => $twitterScope]
];
$user = $this->userSession->getUser();
try {
$this->saveUserSettings($user, $data);
return new DataResponse(
array(
'status' => 'success',
'data' => array(
'userId' => $user->getUID(),
'avatarScope' => $avatarScope,
'displayname' => $displayname,
'displaynameScope' => $displaynameScope,
'email' => $email,
'emailScope' => $emailScope,
'website' => $website,
'websiteScope' => $websiteScope,
'address' => $address,
'addressScope' => $addressScope,
'message' => (string)$this->l10n->t('Settings saved')
)
),
Http::STATUS_OK
);
} catch (ForbiddenException $e) {
return new DataResponse([
'status' => 'error',
'data' => [
'message' => $e->getMessage()
],
]);
}
}
/**
* update account manager with new user data
*
* @param IUser $user
* @param array $data
* @throws ForbiddenException
*/
protected function saveUserSettings(IUser $user, $data) {
// keep the user back-end up-to-date with the latest display name and email
// address
$oldDisplayName = $user->getDisplayName();
$oldDisplayName = is_null($oldDisplayName) ? '' : $oldDisplayName;
if (isset($data[AccountManager::PROPERTY_DISPLAYNAME]['value'])
&& $oldDisplayName !== $data[AccountManager::PROPERTY_DISPLAYNAME]['value']
) {
$result = $user->setDisplayName($data[AccountManager::PROPERTY_DISPLAYNAME]['value']);
if ($result === false) {
throw new ForbiddenException($this->l10n->t('Unable to change full name'));
}
}
$oldEmailAddress = $user->getEMailAddress();
$oldEmailAddress = is_null($oldEmailAddress) ? '' : $oldEmailAddress;
if (isset($data[AccountManager::PROPERTY_EMAIL]['value'])
&& $oldEmailAddress !== $data[AccountManager::PROPERTY_EMAIL]['value']
) {
// this is the only permission a backend provides and is also used
// for the permission of setting a email address
if (!$user->canChangeDisplayName()) {
throw new ForbiddenException($this->l10n->t('Unable to change email address'));
}
$user->setEMailAddress($data[AccountManager::PROPERTY_EMAIL]['value']);
}
$this->accountManager->updateUser($user, $data);
}
/**
* Count all unique users visible for the current admin/subadmin.
*
* @NoAdminRequired
*
* @return DataResponse
*/
public function stats() {
$userCount = 0;
if ($this->isAdmin) {
$countByBackend = $this->userManager->countUsers();
if (!empty($countByBackend)) {
foreach ($countByBackend as $count) {
$userCount += $count;
}
}
} else {
$groups = $this->groupManager->getSubAdmin()->getSubAdminsGroups($this->userSession->getUser());
$uniqueUsers = [];
foreach ($groups as $group) {
foreach($group->getUsers() as $uid => $displayName) {
$uniqueUsers[$uid] = true;
}
}
$userCount = count($uniqueUsers);
}
return new DataResponse(
[
'totalUsers' => $userCount
]
);
}
/**
* Set the displayName of a user
*
* @NoAdminRequired
* @NoSubadminRequired
* @PasswordConfirmationRequired
* @todo merge into saveUserSettings
*
* @param string $username
* @param string $displayName
* @return DataResponse
*/
public function setDisplayName($username, $displayName) {
$currentUser = $this->userSession->getUser();
$user = $this->userManager->get($username);
if ($user === null ||
!$user->canChangeDisplayName() ||
(
!$this->groupManager->isAdmin($currentUser->getUID()) &&
!$this->groupManager->getSubAdmin()->isUserAccessible($currentUser, $user) &&
$currentUser->getUID() !== $username
)
) {
return new DataResponse([
'status' => 'error',
'data' => [
'message' => $this->l10n->t('Authentication error'),
],
]);
}
$userData = $this->accountManager->getUser($user);
$userData[AccountManager::PROPERTY_DISPLAYNAME]['value'] = $displayName;
try {
$this->saveUserSettings($user, $userData);
return new DataResponse([
'status' => 'success',
'data' => [
'message' => $this->l10n->t('Your full name has been changed.'),
'username' => $username,
'displayName' => $displayName,
],
]);
} catch (ForbiddenException $e) {
return new DataResponse([
'status' => 'error',
'data' => [
'message' => $e->getMessage(),
'displayName' => $user->getDisplayName(),
],
]);
}
}
/**
* Set the mail address of a user
*
* @NoAdminRequired
* @NoSubadminRequired
* @PasswordConfirmationRequired
*
* @param string $id
* @param string $mailAddress
* @return DataResponse
*/
public function setEMailAddress($id, $mailAddress) {
$user = $this->userManager->get($id);
if (!$this->isAdmin
&& !$this->groupManager->getSubAdmin()->isUserAccessible($this->userSession->getUser(), $user)
) {
return new DataResponse(
array(
'status' => 'error',
'data' => array(
'message' => (string)$this->l10n->t('Forbidden')
)
),
Http::STATUS_FORBIDDEN
);
}
if($mailAddress !== '' && !$this->mailer->validateMailAddress($mailAddress)) {
return new DataResponse(
array(
'status' => 'error',
'data' => array(
'message' => (string)$this->l10n->t('Invalid mail address')
)
),
Http::STATUS_UNPROCESSABLE_ENTITY
);
}
if (!$user) {
return new DataResponse(
array(
'status' => 'error',
'data' => array(
'message' => (string)$this->l10n->t('Invalid user')
)
),
Http::STATUS_UNPROCESSABLE_ENTITY
);
}
// this is the only permission a backend provides and is also used
// for the permission of setting a email address
if (!$user->canChangeDisplayName()) {
return new DataResponse(
array(
'status' => 'error',
'data' => array(
'message' => (string)$this->l10n->t('Unable to change mail address')
)
),
Http::STATUS_FORBIDDEN
);
}
$userData = $this->accountManager->getUser($user);
$userData[AccountManager::PROPERTY_EMAIL]['value'] = $mailAddress;
try {
$this->saveUserSettings($user, $userData);
return new DataResponse(
array(
'status' => 'success',
'data' => array(
'username' => $id,
'mailAddress' => $mailAddress,
'message' => (string)$this->l10n->t('Email saved')
)
),
Http::STATUS_OK
);
} catch (ForbiddenException $e) {
return new DataResponse([
'status' => 'error',
'data' => [
'message' => $e->getMessage()
],
]);
}
}
}