misc_pterodactyl-panel/app/Services/VersionService.php

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<?php
/**
* Pterodactyl - Panel
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* Copyright (c) 2015 - 2017 Dane Everitt <dane@daneeveritt.com>.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
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namespace Pterodactyl\Services;
use Cache;
use GuzzleHttp\Client;
class VersionService
{
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/**
* The cached CDN response.
*
* @var object
*/
protected static $versions;
/**
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* Version constructor.
*
* @return void
*/
public function __construct()
{
self::$versions = Cache::remember('versions', config('pterodactyl.cdn.cache'), function () {
$client = new Client();
try {
$response = $client->request('GET', config('pterodactyl.cdn.url'));
if ($response->getStatusCode() === 200) {
return json_decode($response->getBody());
} else {
throw new \Exception('Invalid response code.');
}
} catch (\Exception $ex) {
// Failed request, just return errored version.
return (object) [
'panel' => 'error',
'daemon' => 'error',
'discord' => 'https://pterodactyl.io/discord',
];
}
});
}
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/**
* Return current panel version from CDN.
*
* @return string
*/
public static function getPanel()
{
return self::$versions->panel;
}
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/**
* Return current daemon version from CDN.
*
* @return string
*/
public static function getDaemon()
{
return self::$versions->daemon;
}
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/**
* Return Discord link from CDN.
*
* @return string
*/
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public static function getDiscord()
{
return self::$versions->discord;
}
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/**
* Return current panel version.
*
* @return null|string
*/
public function getCurrentPanel()
{
return config('app.version');
}
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/**
* Determine if panel is latest version.
*
* @return bool
*/
public static function isLatestPanel()
{
if (config('app.version') === 'canary') {
return true;
}
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return version_compare(config('app.version'), self::$versions->panel) >= 0;
}
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/**
* Determine if daemon is latest version.
*
* @return bool
*/
public static function isLatestDaemon($daemon)
{
if ($daemon === '0.0.0-canary') {
return true;
}
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return version_compare($daemon, self::$versions->daemon) >= 0;
}
}