121 lines
3.3 KiB
PHP
121 lines
3.3 KiB
PHP
<?php
|
|
/**
|
|
* @copyright Copyright (c) 2016, ownCloud, Inc.
|
|
*
|
|
* @author Lukas Reschke <lukas@statuscode.ch>
|
|
* @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\Updater;
|
|
|
|
use OC_Util;
|
|
use OCP\Http\Client\IClientService;
|
|
use OCP\IConfig;
|
|
use OC\Setup;
|
|
use OCP\Util;
|
|
|
|
class VersionCheck {
|
|
|
|
/** @var IClientService */
|
|
private $clientService;
|
|
|
|
/** @var IConfig */
|
|
private $config;
|
|
|
|
/**
|
|
* @param IClientService $clientService
|
|
* @param IConfig $config
|
|
*/
|
|
public function __construct(IClientService $clientService,
|
|
IConfig $config) {
|
|
$this->clientService = $clientService;
|
|
$this->config = $config;
|
|
}
|
|
|
|
|
|
/**
|
|
* Check if a new version is available
|
|
*
|
|
* @return array|bool
|
|
*/
|
|
public function check() {
|
|
// Look up the cache - it is invalidated all 30 minutes
|
|
if (((int)$this->config->getAppValue('core', 'lastupdatedat') + 1800) > time()) {
|
|
return json_decode($this->config->getAppValue('core', 'lastupdateResult'), true);
|
|
}
|
|
|
|
$updaterUrl = $this->config->getSystemValue('updater.server.url', 'https://updates.nextcloud.com/updater_server/');
|
|
|
|
$this->config->setAppValue('core', 'lastupdatedat', time());
|
|
|
|
if ($this->config->getAppValue('core', 'installedat', '') === '') {
|
|
$this->config->setAppValue('core', 'installedat', microtime(true));
|
|
}
|
|
|
|
$version = Util::getVersion();
|
|
$version['installed'] = $this->config->getAppValue('core', 'installedat');
|
|
$version['updated'] = $this->config->getAppValue('core', 'lastupdatedat');
|
|
$version['updatechannel'] = \OC_Util::getChannel();
|
|
$version['edition'] = '';
|
|
$version['build'] = \OC_Util::getBuild();
|
|
$versionString = implode('x', $version);
|
|
|
|
//fetch xml data from updater
|
|
$url = $updaterUrl . '?version=' . $versionString;
|
|
|
|
$tmp = [];
|
|
$xml = $this->getUrlContent($url);
|
|
if ($xml) {
|
|
$loadEntities = libxml_disable_entity_loader(true);
|
|
$data = @simplexml_load_string($xml);
|
|
libxml_disable_entity_loader($loadEntities);
|
|
if ($data !== false) {
|
|
$tmp['version'] = (string)$data->version;
|
|
$tmp['versionstring'] = (string)$data->versionstring;
|
|
$tmp['url'] = (string)$data->url;
|
|
$tmp['web'] = (string)$data->web;
|
|
$tmp['autoupdater'] = (string)$data->autoupdater;
|
|
} else {
|
|
libxml_clear_errors();
|
|
}
|
|
} else {
|
|
$data = [];
|
|
}
|
|
|
|
// Cache the result
|
|
$this->config->setAppValue('core', 'lastupdateResult', json_encode($data));
|
|
return $tmp;
|
|
}
|
|
|
|
/**
|
|
* @codeCoverageIgnore
|
|
* @param string $url
|
|
* @return bool|resource|string
|
|
*/
|
|
protected function getUrlContent($url) {
|
|
try {
|
|
$client = $this->clientService->newClient();
|
|
$response = $client->get($url);
|
|
return $response->getBody();
|
|
} catch (\Exception $e) {
|
|
return false;
|
|
}
|
|
}
|
|
}
|
|
|