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<?php
/**
* @author Björn Schießle <schiessle@owncloud.com>
*
* @copyright Copyright (c) 2016, ownCloud, Inc.
* @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\Files_Versions\Command;
use OCP\Files\IRootFolder;
use OCP\IUserBackend;
use OCP\IUserManager;
use Symfony\Component\Console\Command\Command;
use Symfony\Component\Console\Input\InputArgument;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Output\OutputInterface;
class CleanUp extends Command {
/** @var IUserManager */
protected $userManager;
/** @var IRootFolder */
protected $rootFolder;
/**
* @param IRootFolder $rootFolder
* @param IUserManager $userManager
*/
function __construct(IRootFolder $rootFolder, IUserManager $userManager) {
parent::__construct();
$this->userManager = $userManager;
$this->rootFolder = $rootFolder;
}
protected function configure() {
$this
->setName('versions:cleanup')
->setDescription('Delete versions')
->addArgument(
'user_id',
InputArgument::OPTIONAL | InputArgument::IS_ARRAY,
'delete versions of the given user(s), if no user is given all versions will be deleted'
);
}
protected function execute(InputInterface $input, OutputInterface $output) {
$users = $input->getArgument('user_id');
if (!empty($users)) {
foreach ($users as $user) {
if ($this->userManager->userExists($user)) {
$output->writeln("Delete versions of <info>$user</info>");
$this->deleteVersions($user);
} else {
$output->writeln("<error>Unknown user $user</error>");
}
}
} else {
$output->writeln('Delete all versions');
foreach ($this->userManager->getBackends() as $backend) {
$name = get_class($backend);
if ($backend instanceof IUserBackend) {
$name = $backend->getBackendName();
}
$output->writeln("Delete versions for users on backend <info>$name</info>");
$limit = 500;
$offset = 0;
do {
$users = $backend->getUsers('', $limit, $offset);
foreach ($users as $user) {
$output->writeln(" <info>$user</info>");
$this->deleteVersions($user);
}
$offset += $limit;
} while (count($users) >= $limit);
}
}
}
/**
* delete versions for the given user
*
* @param string $user
*/
protected function deleteVersions($user) {
\OC_Util::tearDownFS();
\OC_Util::setupFS($user);
if ($this->rootFolder->nodeExists('/' . $user . '/files_versions')) {
$this->rootFolder->get('/' . $user . '/files_versions')->delete();
}
}
}
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