nextcloud/apps/settings/lib/Controller/UsersController.php

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<?php
/**
* @copyright Copyright (c) 2016, ownCloud, Inc.
*
* @author Arthur Schiwon <blizzz@arthur-schiwon.de>
* @author Bjoern Schiessle <bjoern@schiessle.org>
* @author Christoph Wurst <christoph@winzerhof-wurst.at>
* @author Daniel Kesselberg <mail@danielkesselberg.de>
* @author John Molakvoæ (skjnldsv) <skjnldsv@protonmail.com>
* @author Roeland Jago Douma <roeland@famdouma.nl>
*
* @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/>
*
*/
// FIXME: disabled for now to be able to inject IGroupManager and also use
// getSubAdmin()
//declare(strict_types=1);
namespace OCA\Settings\Controller;
use OC\Accounts\AccountManager;
use OC\AppFramework\Http;
use OC\Encryption\Exceptions\ModuleDoesNotExistsException;
use OC\ForbiddenException;
use OC\Security\IdentityProof\Manager;
use OCA\FederatedFileSharing\FederatedShareProvider;
use OCA\Settings\BackgroundJobs\VerifyUserData;
use OCA\User_LDAP\User_Proxy;
use OCP\App\IAppManager;
use OCP\AppFramework\Controller;
use OCP\AppFramework\Http\DataResponse;
use OCP\AppFramework\Http\JSONResponse;
use OCP\AppFramework\Http\TemplateResponse;
use OCP\BackgroundJob\IJobList;
use OCP\Encryption\IManager;
use OCP\IConfig;
use OCP\IGroupManager;
use OCP\IL10N;
use OCP\IRequest;
use OCP\IUser;
use OCP\IUserManager;
use OCP\IUserSession;
use OCP\L10N\IFactory;
use OCP\Mail\IMailer;
use function in_array;
class UsersController extends Controller {
/** @var IUserManager */
private $userManager;
/** @var IGroupManager */
private $groupManager;
/** @var IUserSession */
private $userSession;
/** @var IConfig */
private $config;
/** @var bool */
private $isAdmin;
/** @var IL10N */
private $l10n;
/** @var IMailer */
private $mailer;
/** @var IFactory */
private $l10nFactory;
/** @var IAppManager */
private $appManager;
/** @var AccountManager */
private $accountManager;
/** @var Manager */
private $keyManager;
/** @var IJobList */
private $jobList;
/** @var IManager */
private $encryptionManager;
public function __construct(string $appName,
IRequest $request,
IUserManager $userManager,
IGroupManager $groupManager,
IUserSession $userSession,
IConfig $config,
bool $isAdmin,
IL10N $l10n,
IMailer $mailer,
IFactory $l10nFactory,
IAppManager $appManager,
AccountManager $accountManager,
Manager $keyManager,
IJobList $jobList,
IManager $encryptionManager) {
parent::__construct($appName, $request);
$this->userManager = $userManager;
$this->groupManager = $groupManager;
$this->userSession = $userSession;
$this->config = $config;
$this->isAdmin = $isAdmin;
$this->l10n = $l10n;
$this->mailer = $mailer;
$this->l10nFactory = $l10nFactory;
$this->appManager = $appManager;
$this->accountManager = $accountManager;
$this->keyManager = $keyManager;
$this->jobList = $jobList;
$this->encryptionManager = $encryptionManager;
}
/**
* @NoCSRFRequired
* @NoAdminRequired
*
* Display users list template
*
* @return TemplateResponse
*/
public function usersListByGroup() {
return $this->usersList();
}
/**
* @NoCSRFRequired
* @NoAdminRequired
*
* Display users list template
*
* @return TemplateResponse
*/
public function usersList() {
$user = $this->userSession->getUser();
$uid = $user->getUID();
\OC::$server->getNavigationManager()->setActiveEntry('core_users');
/* SORT OPTION: SORT_USERCOUNT or SORT_GROUPNAME */
$sortGroupsBy = \OC\Group\MetaData::SORT_USERCOUNT;
$isLDAPUsed = false;
if ($this->config->getSystemValue('sort_groups_by_name', false)) {
$sortGroupsBy = \OC\Group\MetaData::SORT_GROUPNAME;
} else {
if ($this->appManager->isEnabledForUser('user_ldap')) {
$isLDAPUsed =
$this->groupManager->isBackendUsed('\OCA\User_LDAP\Group_Proxy');
if ($isLDAPUsed) {
// LDAP user count can be slow, so we sort by group name here
$sortGroupsBy = \OC\Group\MetaData::SORT_GROUPNAME;
}
}
}
$canChangePassword = $this->canAdminChangeUserPasswords();
/* GROUPS */
$groupsInfo = new \OC\Group\MetaData(
$uid,
$this->isAdmin,
$this->groupManager,
$this->userSession
);
$groupsInfo->setSorting($sortGroupsBy);
list($adminGroup, $groups) = $groupsInfo->get();
if (!$isLDAPUsed && $this->appManager->isEnabledForUser('user_ldap')) {
$isLDAPUsed = (bool)array_reduce($this->userManager->getBackends(), function ($ldapFound, $backend) {
return $ldapFound || $backend instanceof User_Proxy;
});
}
$disabledUsers = -1;
$userCount = 0;
if (!$isLDAPUsed) {
if ($this->isAdmin) {
$disabledUsers = $this->userManager->countDisabledUsers();
$userCount = array_reduce($this->userManager->countUsers(), function ($v, $w) {
return $v + (int)$w;
}, 0);
} else {
// User is subadmin !
// Map group list to names to retrieve the countDisabledUsersOfGroups
$userGroups = $this->groupManager->getUserGroups($user);
$groupsNames = [];
foreach ($groups as $key => $group) {
// $userCount += (int)$group['usercount'];
array_push($groupsNames, $group['name']);
// we prevent subadmins from looking up themselves
// so we lower the count of the groups he belongs to
if (array_key_exists($group['id'], $userGroups)) {
$groups[$key]['usercount']--;
$userCount -= 1; // we also lower from one the total count
}
};
$userCount += $this->userManager->countUsersOfGroups($groupsInfo->getGroups());
$disabledUsers = $this->userManager->countDisabledUsersOfGroups($groupsNames);
}
$userCount -= $disabledUsers;
}
$disabledUsersGroup = [
'id' => 'disabled',
'name' => 'Disabled users',
'usercount' => $disabledUsers
];
/* QUOTAS PRESETS */
$quotaPreset = $this->parseQuotaPreset($this->config->getAppValue('files', 'quota_preset', '1 GB, 5 GB, 10 GB'));
$defaultQuota = $this->config->getAppValue('files', 'default_quota', 'none');
\OC::$server->getEventDispatcher()->dispatch('OC\Settings\Users::loadAdditionalScripts');
/* LANGUAGES */
$languages = $this->l10nFactory->getLanguages();
/* FINAL DATA */
$serverData = [];
// groups
$serverData['groups'] = array_merge_recursive($adminGroup, [$disabledUsersGroup], $groups);
// Various data
$serverData['isAdmin'] = $this->isAdmin;
$serverData['sortGroups'] = $sortGroupsBy;
$serverData['quotaPreset'] = $quotaPreset;
$serverData['userCount'] = $userCount;
$serverData['languages'] = $languages;
$serverData['defaultLanguage'] = $this->config->getSystemValue('default_language', 'en');
$serverData['forceLanguage'] = $this->config->getSystemValue('force_language', false);
// Settings
$serverData['defaultQuota'] = $defaultQuota;
$serverData['canChangePassword'] = $canChangePassword;
$serverData['newUserGenerateUserID'] = $this->config->getAppValue('core', 'newUser.generateUserID', 'no') === 'yes';
$serverData['newUserRequireEmail'] = $this->config->getAppValue('core', 'newUser.requireEmail', 'no') === 'yes';
$serverData['newUserSendEmail'] = $this->config->getAppValue('core', 'newUser.sendEmail', 'yes') === 'yes';
return new TemplateResponse('settings', 'settings-vue', ['serverData' => $serverData]);
}
/**
* @param string $key
* @param string $value
*
* @return JSONResponse
*/
public function setPreference(string $key, string $value): JSONResponse {
$allowed = ['newUser.sendEmail'];
if (!in_array($key, $allowed, true)) {
return new JSONResponse([], Http::STATUS_FORBIDDEN);
}
$this->config->setAppValue('core', $key, $value);
return new JSONResponse([]);
}
/**
* Parse the app value for quota_present
*
* @param string $quotaPreset
* @return array
*/
protected function parseQuotaPreset(string $quotaPreset): array {
// 1 GB, 5 GB, 10 GB => [1 GB, 5 GB, 10 GB]
$presets = array_filter(array_map('trim', explode(',', $quotaPreset)));
// Drop default and none, Make array indexes numerically
return array_values(array_diff($presets, ['default', 'none']));
}
/**
* check if the admin can change the users password
*
* The admin can change the passwords if:
*
* - no encryption module is loaded and encryption is disabled
* - encryption module is loaded but it doesn't require per user keys
*
* The admin can not change the passwords if:
*
* - an encryption module is loaded and it uses per-user keys
* - encryption is enabled but no encryption modules are loaded
*
* @return bool
*/
protected function canAdminChangeUserPasswords() {
$isEncryptionEnabled = $this->encryptionManager->isEnabled();
try {
$noUserSpecificEncryptionKeys =!$this->encryptionManager->getEncryptionModule()->needDetailedAccessList();
$isEncryptionModuleLoaded = true;
} catch (ModuleDoesNotExistsException $e) {
$noUserSpecificEncryptionKeys = true;
$isEncryptionModuleLoaded = false;
}
$canChangePassword = ($isEncryptionEnabled && $isEncryptionModuleLoaded && $noUserSpecificEncryptionKeys)
|| (!$isEncryptionEnabled && !$isEncryptionModuleLoaded)
|| (!$isEncryptionEnabled && $isEncryptionModuleLoaded && $noUserSpecificEncryptionKeys);
return $canChangePassword;
}
/**
* @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(
[
'status' => 'error',
'data' => [
'message' => $this->l10n->t('Invalid mail address')
]
],
Http::STATUS_UNPROCESSABLE_ENTITY
);
}
$user = $this->userSession->getUser();
$data = $this->accountManager->getUser($user);
$data[AccountManager::PROPERTY_AVATAR] = ['scope' => $avatarScope];
if ($this->config->getSystemValue('allow_user_to_change_display_name', true) !== false) {
$data[AccountManager::PROPERTY_DISPLAYNAME] = ['value' => $displayname, 'scope' => $displaynameScope];
$data[AccountManager::PROPERTY_EMAIL] = ['value' => $email, 'scope' => $emailScope];
}
if ($this->appManager->isEnabledForUser('federatedfilesharing')) {
$shareProvider = \OC::$server->query(FederatedShareProvider::class);
if ($shareProvider->isLookupServerUploadEnabled()) {
$data[AccountManager::PROPERTY_WEBSITE] = ['value' => $website, 'scope' => $websiteScope];
$data[AccountManager::PROPERTY_ADDRESS] = ['value' => $address, 'scope' => $addressScope];
$data[AccountManager::PROPERTY_PHONE] = ['value' => $phone, 'scope' => $phoneScope];
$data[AccountManager::PROPERTY_TWITTER] = ['value' => $twitter, 'scope' => $twitterScope];
}
}
try {
$this->saveUserSettings($user, $data);
return new DataResponse(
[
'status' => 'success',
'data' => [
'userId' => $user->getUID(),
'avatarScope' => $data[AccountManager::PROPERTY_AVATAR]['scope'],
'displayname' => $data[AccountManager::PROPERTY_DISPLAYNAME]['value'],
'displaynameScope' => $data[AccountManager::PROPERTY_DISPLAYNAME]['scope'],
'email' => $data[AccountManager::PROPERTY_EMAIL]['value'],
'emailScope' => $data[AccountManager::PROPERTY_EMAIL]['scope'],
'website' => $data[AccountManager::PROPERTY_WEBSITE]['value'],
'websiteScope' => $data[AccountManager::PROPERTY_WEBSITE]['scope'],
'address' => $data[AccountManager::PROPERTY_ADDRESS]['value'],
'addressScope' => $data[AccountManager::PROPERTY_ADDRESS]['scope'],
'message' => $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, array $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);
}
/**
* Set the mail address of a user
*
* @NoAdminRequired
* @NoSubAdminRequired
* @PasswordConfirmationRequired
*
* @param string $account
* @param bool $onlyVerificationCode only return verification code without updating the data
* @return DataResponse
*/
public function getVerificationCode(string $account, bool $onlyVerificationCode): DataResponse {
$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 the 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'];
$accountData[AccountManager::PROPERTY_TWITTER]['signature'] = $signature;
break;
case 'verify-website':
$accountData[AccountManager::PROPERTY_WEBSITE]['verified'] = AccountManager::VERIFICATION_IN_PROGRESS;
$msg = $this->l10n->t('In order to verify your Website, store the following content in your web-root at \'.well-known/CloudIdVerificationCode.txt\' (please make sure that the complete text is in one line):');
$type = AccountManager::PROPERTY_WEBSITE;
$data = $accountData[AccountManager::PROPERTY_WEBSITE]['value'];
$accountData[AccountManager::PROPERTY_WEBSITE]['signature'] = $signature;
break;
default:
return new DataResponse([], Http::STATUS_BAD_REQUEST);
}
if ($onlyVerificationCode === false) {
$this->accountManager->updateUser($user, $accountData);
$this->jobList->add(VerifyUserData::class,
[
'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(): int {
return time();
}
/**
* sign message with users private key
*
* @param IUser $user
* @param string $message
*
* @return string base64 encoded signature
*/
protected function signMessage(IUser $user, string $message): string {
$privateKey = $this->keyManager->getKey($user)->getPrivate();
openssl_sign(json_encode($message), $signature, $privateKey, OPENSSL_ALGO_SHA512);
return base64_encode($signature);
}
}