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<?php
/**
* @copyright Copyright (c) 2016, ownCloud, Inc.
*
* @author Björn Schießle <bjoern@schiessle.org>
*
* @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\Encryption\Command;
use OCA\Encryption\Util;
use OCP\IConfig;
use Symfony\Component\Console\Command\Command;
use Symfony\Component\Console\Helper\QuestionHelper;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Output\OutputInterface;
use Symfony\Component\Console\Question\ConfirmationQuestion;
class EnableMasterKey extends Command {
/** @var Util */
protected $util;
/** @var IConfig */
protected $config;
/** @var QuestionHelper */
protected $questionHelper;
/**
* @param Util $util
* @param IConfig $config
* @param QuestionHelper $questionHelper
*/
public function __construct(Util $util,
IConfig $config,
QuestionHelper $questionHelper) {
$this->util = $util;
$this->config = $config;
$this->questionHelper = $questionHelper;
parent::__construct();
}
protected function configure() {
$this
->setName('encryption:enable-master-key')
->setDescription('Enable the master key. Only available for fresh installations with no existing encrypted data! There is also no way to disable it again.');
}
protected function execute(InputInterface $input, OutputInterface $output) {
$isAlreadyEnabled = $this->util->isMasterKeyEnabled();
if ($isAlreadyEnabled) {
$output->writeln('Master key already enabled');
} else {
$question = new ConfirmationQuestion(
'Warning: Only available for fresh installations with no existing encrypted data! '
. 'There is also no way to disable it again. Do you want to continue? (y/n) ', false);
if ($this->questionHelper->ask($input, $output, $question)) {
$this->config->setAppValue('encryption', 'useMasterKey', '1');
$output->writeln('Master key successfully enabled.');
} else {
$output->writeln('aborted.');
}
}
}
}
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