* @author Clark Tomlinson * @author Joas Schilling * @author Lukas Reschke * @author Morris Jobke * @author Robin Appelman * @author Roeland Jago Douma * @author Thomas Müller * @author Vincent Petry * * @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 * */ namespace OC\Settings\Controller; use OC\Accounts\AccountManager; use OC\AppFramework\Http; use OC\ForbiddenException; use OC\User\User; use OCP\App\IAppManager; use OCP\AppFramework\Controller; use OCP\AppFramework\Http\DataResponse; use OCP\AppFramework\Http\TemplateResponse; 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; use OCP\AppFramework\Utility\ITimeFactory; /** * @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 \OC_Defaults */ private $defaults; /** @var IMailer */ private $mailer; /** @var string */ private $fromMailAddress; /** @var IURLGenerator */ private $urlGenerator; /** @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 ITimeFactory */ private $timeFactory; /** @var ICrypto */ private $crypto; /** * @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 \OC_Defaults $defaults * @param IMailer $mailer * @param string $fromMailAddress * @param IURLGenerator $urlGenerator * @param IAppManager $appManager * @param IAvatarManager $avatarManager * @param AccountManager $accountManager * @param ISecureRandom $secureRandom * @param ITimeFactory $timeFactory * @param ICrypto $crypto */ public function __construct($appName, IRequest $request, IUserManager $userManager, IGroupManager $groupManager, IUserSession $userSession, IConfig $config, $isAdmin, IL10N $l10n, ILogger $log, \OC_Defaults $defaults, IMailer $mailer, $fromMailAddress, IURLGenerator $urlGenerator, IAppManager $appManager, IAvatarManager $avatarManager, AccountManager $accountManager, ISecureRandom $secureRandom, ITimeFactory $timeFactory, ICrypto $crypto) { parent::__construct($appName, $request); $this->userManager = $userManager; $this->groupManager = $groupManager; $this->userSession = $userSession; $this->config = $config; $this->isAdmin = $isAdmin; $this->l10n = $l10n; $this->log = $log; $this->defaults = $defaults; $this->mailer = $mailer; $this->fromMailAddress = $fromMailAddress; $this->urlGenerator = $urlGenerator; $this->avatarManager = $avatarManager; $this->accountManager = $accountManager; $this->secureRandom = $secureRandom; $this->timeFactory = $timeFactory; $this->crypto = $crypto; // check for encryption state - TODO see formatUserForIndex $this->isEncryptionAppEnabled = $appManager->isEnabledForUser('encryption'); if($this->isEncryptionAppEnabled) { // putting this directly in empty is possible in PHP 5.5+ $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 $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; } $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, 'subadmin' => $subAdminGroups, 'quota' => $user->getQuota(), 'storageLocation' => $user->getHome(), 'lastLogin' => $user->getLastLogin() * 1000, 'backend' => $user->getBackendClassName(), 'email' => $displayName, 'isRestoreDisabled' => !$restorePossible, 'isAvatarAvailable' => $avatarAvailable, ]; } /** * @param array $userIDs Array with schema [$uid => $displayName] * @return IUser[] */ private function getUsersForUID(array $userIDs) { $users = []; foreach ($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); 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 { $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; // Set the $gid parameter to an empty value if the subadmin has no rights to access a specific group if($gid !== '' && !in_array($gid, $subAdminOfGroups)) { $gid = ''; } // Batch all groups the user is subadmin of when a group is specified $batch = []; if($gid === '') { foreach($subAdminOfGroups as $group) { $groupUsers = $this->groupManager->displayNamesInGroup($group, $pattern, $limit, $offset); foreach($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 $userGroups = array_values(array_intersect( $this->groupManager->getUserGroupIds($user), $subAdminOfGroups )); $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(), $email='') { if($email !== '' && !$this->mailer->validateMailAddress($email)) { return new DataResponse( array( 'message' => (string)$this->l10n->t('Invalid mail address') ), Http::STATUS_UNPROCESSABLE_ENTITY ); } $currentUser = $this->userSession->getUser(); if (!$this->isAdmin) { if (!empty($groups)) { foreach ($groups as $key => $group) { $groupObject = $this->groupManager->get($group); if($groupObject === null) { unset($groups[$key]); continue; } if (!$this->groupManager->getSubAdmin()->isSubAdminofGroup($currentUser, $groupObject)) { unset($groups[$key]); } } } if (empty($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 ); } 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) $message, ), Http::STATUS_FORBIDDEN ); } if($user instanceof IUser) { if($groups !== null) { foreach($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); if ($this->config->getAppValue('core', 'umgmt_send_passwordlink', 'false') === 'true') { $token = $this->secureRandom->generate( 21, ISecureRandom::CHAR_DIGITS . ISecureRandom::CHAR_LOWER . ISecureRandom::CHAR_UPPER ); $tokenValue = $this->timeFactory->getTime() . ':' . $token; $mailAddress = !is_null($user->getEMailAddress()) ? $user->getEMailAddress() : ''; $encryptedValue = $this->crypto->encrypt($tokenValue, $mailAddress . $this->config->getSystemValue('secret')); $this->config->setUserValue($username, 'core', 'lostpassword', $encryptedValue); $link = $this->urlGenerator->linkToRouteAbsolute('core.lost.resetform', array('userId' => $username, 'token' => $token)); } else { $link = $this->urlGenerator->getAbsoluteURL('/'); } // data for the mail template $mailData = array( 'username' => $username, 'url' =>$link ); $mail = new TemplateResponse('settings', 'email.new_user', $mailData, 'blank'); $mailContent = $mail->render(); $mail = new TemplateResponse('settings', 'email.new_user_plain_text', $mailData, 'blank'); $plainTextMailContent = $mail->render(); $subject = $this->l10n->t('Your %s account was created', [$this->defaults->getName()]); try { $message = $this->mailer->createMessage(); $message->setTo([$email => $username]); $message->setSubject($subject); $message->setHtmlBody($mailContent); $message->setPlainBody($plainTextMailContent); $message->setFrom([$this->fromMailAddress => $this->defaults->getName()]); $this->mailer->send($message); } 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.') ), Http::STATUS_FORBIDDEN ); } /** * @NoAdminRequired * @PasswordConfirmationRequired * * @param string $id * @return DataResponse */ public function destroy($id) { $userId = $this->userSession->getUser()->getUID(); $user = $this->userManager->get($id); if($userId === $id) { return new DataResponse( array( 'status' => 'error', 'data' => array( 'message' => (string)$this->l10n->t('Unable to delete user.') ) ), Http::STATUS_FORBIDDEN ); } if(!$this->isAdmin && !$this->groupManager->getSubAdmin()->isUserAccessible($this->userSession->getUser(), $user)) { return new DataResponse( array( 'status' => 'error', 'data' => array( 'message' => (string)$this->l10n->t('Authentication error') ) ), Http::STATUS_FORBIDDEN ); } if($user) { if($user->delete()) { return new DataResponse( array( 'status' => 'success', 'data' => array( 'username' => $id ) ), Http::STATUS_NO_CONTENT ); } } return new DataResponse( array( 'status' => 'error', 'data' => array( 'message' => (string)$this->l10n->t('Unable to delete user.') ) ), Http::STATUS_FORBIDDEN ); } /** * @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() ], ]); } } }