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Diffstat (limited to 'lib/private/updater/versioncheck.php')
| -rw-r--r-- | lib/private/updater/versioncheck.php | 133 |
1 files changed, 133 insertions, 0 deletions
diff --git a/lib/private/updater/versioncheck.php b/lib/private/updater/versioncheck.php new file mode 100644 index 00000000000..e42a1e2a40c --- /dev/null +++ b/lib/private/updater/versioncheck.php @@ -0,0 +1,133 @@ +<?php +/** + * @author Arthur Schiwon <blizzz@owncloud.com> + * @author Bart Visscher <bartv@thisnet.nl> + * @author Björn Schießle <schiessle@owncloud.com> + * @author Frank Karlitschek <frank@owncloud.org> + * @author Joas Schilling <nickvergessen@owncloud.com> + * @author Lukas Reschke <lukas@owncloud.com> + * @author Morris Jobke <hey@morrisjobke.de> + * @author Robin Appelman <icewind@owncloud.com> + * @author Robin McCorkell <robin@mccorkell.me.uk> + * @author Steffen Lindner <mail@steffen-lindner.de> + * @author Thomas Müller <thomas.mueller@tmit.eu> + * @author Victor Dubiniuk <dubiniuk@owncloud.com> + * @author Vincent Petry <pvince81@owncloud.com> + * + * @copyright Copyright (c) 2016, ownCloud, Inc. + * @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 + * + * @param string $updaterUrl the url to check, i.e. 'http://apps.owncloud.com/updater.php' + * @return array|bool + */ + public function check($updaterUrl = null) { + + // 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); + } + + if (is_null($updaterUrl)) { + $updaterUrl = 'https://updates.owncloud.com/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'] = \OC_Util::getEditionString(); + $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; + } 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; + } + } +} + |