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<?php
/**
* SPDX-FileCopyrightText: 2016-2024 Nextcloud GmbH and Nextcloud contributors
* SPDX-FileCopyrightText: 2016 ownCloud, Inc.
* SPDX-License-Identifier: AGPL-3.0-only
*/
namespace OC\Updater;
use OCP\Http\Client\IClientService;
use OCP\IAppConfig;
use OCP\IConfig;
use OCP\IUserManager;
use OCP\Support\Subscription\IRegistry;
use OCP\Util;
use Psr\Log\LoggerInterface;
class VersionCheck {
public function __construct(
private IClientService $clientService,
private IConfig $config,
private IAppConfig $appConfig,
private IUserManager $userManager,
private IRegistry $registry,
private LoggerInterface $logger,
) {
}
/**
* Check if a new version is available
*
* @return array|bool
*/
public function check() {
// If this server is set to have no internet connection this is all not needed
if (!$this->config->getSystemValueBool('has_internet_connection', true)) {
return false;
}
// Look up the cache - it is invalidated all 30 minutes
if (($this->appConfig->getValueInt('core', 'lastupdatedat') + 1800) > time()) {
return json_decode($this->config->getAppValue('core', 'lastupdateResult'), true);
}
$updaterUrl = $this->config->getSystemValueString('updater.server.url', 'https://updates.nextcloud.com/updater_server/');
$this->appConfig->setValueInt('core', 'lastupdatedat', time());
if ($this->config->getAppValue('core', 'installedat', '') === '') {
$this->config->setAppValue('core', 'installedat', (string)microtime(true));
}
$version = Util::getVersion();
$version['installed'] = $this->config->getAppValue('core', 'installedat');
$version['updated'] = $this->appConfig->getValueInt('core', 'lastupdatedat');
$version['updatechannel'] = \OC_Util::getChannel();
$version['edition'] = '';
$version['build'] = \OC_Util::getBuild();
$version['php_major'] = PHP_MAJOR_VERSION;
$version['php_minor'] = PHP_MINOR_VERSION;
$version['php_release'] = PHP_RELEASE_VERSION;
$version['category'] = $this->computeCategory();
$version['isSubscriber'] = (int)$this->registry->delegateHasValidSubscription();
$versionString = implode('x', $version);
//fetch xml data from updater
$url = $updaterUrl . '?version=' . $versionString;
$tmp = [];
try {
$xml = $this->getUrlContent($url);
} catch (\Exception $e) {
$this->logger->info('Version could not be fetched from updater server: ' . $url, ['exception' => $e]);
return false;
}
if ($xml) {
if (\LIBXML_VERSION < 20900) {
$loadEntities = libxml_disable_entity_loader(true);
$data = @simplexml_load_string($xml);
libxml_disable_entity_loader($loadEntities);
} else {
$data = @simplexml_load_string($xml);
}
if ($data !== false) {
$tmp['version'] = (string)$data->version;
$tmp['versionstring'] = (string)$data->versionstring;
$tmp['url'] = (string)$data->url;
$tmp['web'] = (string)$data->web;
$tmp['changes'] = isset($data->changes) ? (string)$data->changes : '';
$tmp['autoupdater'] = (string)$data->autoupdater;
$tmp['eol'] = isset($data->eol) ? (string)$data->eol : '0';
} else {
libxml_clear_errors();
}
}
// Cache the result
$this->config->setAppValue('core', 'lastupdateResult', json_encode($tmp));
return $tmp;
}
/**
* @codeCoverageIgnore
* @param string $url
* @return resource|string
* @throws \Exception
*/
protected function getUrlContent($url) {
$client = $this->clientService->newClient();
$response = $client->get($url, [
'timeout' => 5,
]);
return $response->getBody();
}
private function computeCategory(): int {
$categoryBoundaries = [
100,
500,
1000,
5000,
10000,
100000,
1000000,
];
$nbUsers = $this->userManager->countSeenUsers();
foreach ($categoryBoundaries as $categoryId => $boundary) {
if ($nbUsers <= $boundary) {
return $categoryId;
}
}
return count($categoryBoundaries);
}
}
|
