56 lines
1.3 KiB
PHP
56 lines
1.3 KiB
PHP
<?php
|
|
/**
|
|
* @copyright Copyright (c) 2016, ownCloud, Inc.
|
|
*
|
|
* @author Roeland Jago Douma <roeland@famdouma.nl>
|
|
*
|
|
* @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\Files\ObjectStore;
|
|
|
|
use OCP\IUser;
|
|
|
|
/**
|
|
* Class Mapper
|
|
*
|
|
* @package OC\Files\ObjectStore
|
|
*
|
|
* Map a user to a bucket.
|
|
*/
|
|
class Mapper {
|
|
/** @var IUser */
|
|
private $user;
|
|
|
|
/**
|
|
* Mapper constructor.
|
|
*
|
|
* @param IUser $user
|
|
*/
|
|
public function __construct(IUser $user) {
|
|
$this->user = $user;
|
|
}
|
|
|
|
/**
|
|
* @param int $numBuckets
|
|
* @return string
|
|
*/
|
|
public function getBucket($numBuckets = 64) {
|
|
$hash = md5($this->user->getUID());
|
|
$num = hexdec(substr($hash, 0, 4));
|
|
return (string)($num % $numBuckets);
|
|
}
|
|
}
|