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<?php
/**
* @copyright Copyright (c) 2018 Bjoern Schiessle <bjoern@schiessle.org>
*
* @author Bjoern Schiessle <bjoern@schiessle.org>
*
* @license GNU AGPL version 3 or any later version
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* 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
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
namespace OCA\Encryption\Command;
use OC\Files\Filesystem;
use OC\User\NoUserException;
use OCA\Encryption\Crypto\Crypt;
use OCA\Encryption\KeyManager;
use OCA\Encryption\Recovery;
use OCA\Encryption\Util;
use OCP\IConfig;
use OCP\IUserManager;
use Symfony\Component\Console\Command\Command;
use Symfony\Component\Console\Helper\QuestionHelper;
use Symfony\Component\Console\Input\InputArgument;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Output\OutputInterface;
use Symfony\Component\Console\Question\Question;
class RecoverUser extends Command {
/** @var Util */
protected $util;
/** @var IUserManager */
protected $userManager;
/** @var QuestionHelper */
protected $questionHelper;
/**
* @param Util $util
* @param IConfig $config
* @param IUserManager $userManager
* @param QuestionHelper $questionHelper
*/
public function __construct(Util $util,
IConfig $config,
IUserManager $userManager,
QuestionHelper $questionHelper) {
$this->util = $util;
$this->questionHelper = $questionHelper;
$this->userManager = $userManager;
parent::__construct();
}
protected function configure() {
$this
->setName('encryption:recover-user')
->setDescription('Recover user data in case of password lost. This only works if the user enabled the recovery key.');
$this->addArgument(
'user',
InputArgument::REQUIRED,
'user which should be recovered'
);
}
protected function execute(InputInterface $input, OutputInterface $output) {
$isMasterKeyEnabled = $this->util->isMasterKeyEnabled();
if($isMasterKeyEnabled) {
$output->writeln('You use the master key, no individual user recovery needed.');
return;
}
$uid = $input->getArgument('user');
$userExists = $this->userManager->userExists($uid);
if ($userExists === false) {
$output->writeln('User "' . $uid . '" unknown.');
return;
}
$recoveryKeyEnabled = $this->util->isRecoveryEnabledForUser($uid);
if($recoveryKeyEnabled === false) {
$output->writeln('Recovery key is not enabled for: ' . $uid);
return;
}
$question = new Question('Please enter the recovery key password: ');
$question->setHidden(true);
$question->setHiddenFallback(false);
$recoveryPassword = $this->questionHelper->ask($input, $output, $question);
$question = new Question('Please enter the new login password for the user: ');
$question->setHidden(true);
$question->setHiddenFallback(false);
$newLoginPassword = $this->questionHelper->ask($input, $output, $question);
$output->write('Start to recover users files... This can take some time...');
$this->userManager->get($uid)->setPassword($newLoginPassword, $recoveryPassword);
$output->writeln('Done.');
}
}
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