misc_pterodactyl-panel/app/Services/UuidService.php
2016-01-19 19:10:39 -05:00

87 lines
2.2 KiB
PHP

<?php
/**
* Pterodactyl Panel
* Copyright (c) 2015 - 2016 Dane Everitt <dane@daneeveritt.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
namespace Pterodactyl\Services;
use DB;
use Uuid;
class UuidService
{
/**
* Constructor
*/
public function __construct()
{
//
}
/**
* Generate a unique UUID validating against specified table and column.
* Defaults to `users.uuid`
*
* @param string $table
* @param string $field
* @param integer $type The type of UUID to generate.
* @return string
*/
public function generate($table = 'users', $field = 'uuid', $type = 4)
{
$return = false;
do {
$uuid = Uuid::generate($type);
if (!DB::table($table)->where($field, $uuid)->exists()) {
$return = $uuid;
}
} while (!$return);
return $return;
}
/**
* Generates a ShortUUID code which is 8 characters long and is used for identifying servers in the system.
*
* @param string $table
* @param string $field
* @return string
*/
public function generateShort($table = 'servers', $field = 'uuidShort', $attachedUuid = null)
{
$return = false;
do {
$short = (is_null($attachedUuid)) ? substr(Uuid::generate(4), 0, 8) : substr($attachedUuid, 0, 8);
$attachedUuid = null;
if (!DB::table($table)->where($field, $short)->exists()) {
$return = $short;
}
} while (!$return);
return $return;
}
}