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<?php
/**
* @copyright Copyright (c) 2016, ownCloud, Inc.
*
* @author Florian Preinstorfer <nblock@archlinux.us>
* @author Joas Schilling <coding@schilljs.com>
* @author Morris Jobke <hey@morrisjobke.de>
* @author Thomas Müller <thomas.mueller@tmit.eu>
*
* @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 OC\Repair;
use OCP\IDBConnection;
use OCP\Migration\IOutput;
use OCP\Migration\IRepairStep;
class DropOldTables implements IRepairStep {
/** @var IDBConnection */
protected $connection;
/**
* @param IDBConnection $connection
*/
public function __construct(IDBConnection $connection) {
$this->connection = $connection;
}
/**
* Returns the step's name
*
* @return string
*/
public function getName() {
return 'Drop old database tables';
}
/**
* Run repair step.
* Must throw exception on error.
*
* @throws \Exception in case of failure
*/
public function run(IOutput $output) {
$tables = $this->oldDatabaseTables();
$output->startProgress(count($tables));
foreach ($this->oldDatabaseTables() as $tableName) {
if ($this->connection->tableExists($tableName)){
$this->connection->dropTable($tableName);
}
$output->advance(1, "Drop old database table: $tableName");
}
$output->finishProgress();
}
/**
* Returns a list of outdated tables which are not used anymore
* @return array
*/
protected function oldDatabaseTables() {
return [
'calendar_calendars',
'calendar_objects',
'calendar_share_calendar',
'calendar_share_event',
'file_map',
'foldersize',
'fscache',
'gallery_sharing',
'locks',
'log',
'media_albums',
'media_artists',
'media_sessions',
'media_songs',
'media_users',
'permissions',
'pictures_images_cache',
'principalgroups',
'principals',
'queuedtasks',
'sharing',
'clndr_calendars',
'clndr_objects',
'clndr_share_event',
'clndr_share_calendar',
'clndr_repeat',
'contacts_addressbooks',
'contacts_cards',
'contacts_cards_properties',
'gallery_albums',
'gallery_photos'
];
}
}
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