nextcloud/lib/private/ocsclient.php

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<?php
/**
* @author Bart Visscher <bartv@thisnet.nl>
* @author Brice Maron <brice@bmaron.net>
* @author Felix Moeller <mail@felixmoeller.de>
* @author Frank Karlitschek <frank@owncloud.org>
* @author Jörn Friedrich Dreyer <jfd@butonic.de>
* @author Kamil Domanski <kdomanski@kdemail.net>
* @author Lukas Reschke <lukas@owncloud.com>
* @author Morris Jobke <hey@morrisjobke.de>
* @author Robin McCorkell <rmccorkell@karoshi.org.uk>
* @author Sam Tuke <mail@samtuke.com>
* @author Thomas Müller <thomas.mueller@tmit.eu>
* @author Vincent Petry <pvince81@owncloud.com>
*
* @copyright Copyright (c) 2015, 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;
/**
* This class provides an easy way for apps to store config values in the
* database.
*/
class OCSClient {
/**
* Returns whether the AppStore is enabled (i.e. because the AppStore is disabled for EE)
*
* @return bool
*/
public static function isAppStoreEnabled() {
if (\OC::$server->getConfig()->getSystemValue('appstoreenabled', true) === false ) {
return false;
}
return true;
}
/**
* Get the url of the OCS AppStore server.
*
* @return string of the AppStore server
*
* This function returns the url of the OCS AppStore server. It´s possible
* to set it in the config file or it will fallback to the default
*/
private static function getAppStoreURL() {
return \OC::$server->getConfig()->getSystemValue('appstoreurl', 'https://api.owncloud.com/v1');
}
/**
* Get all the categories from the OCS server
*
* @return array|null an array of category ids or null
* @note returns NULL if config value appstoreenabled is set to false
* This function returns a list of all the application categories on the OCS server
*/
public static function getCategories() {
if (!self::isAppStoreEnabled()) {
return null;
}
$url = self::getAppStoreURL() . '/content/categories';
$client = \OC::$server->getHTTPClientService()->newClient();
try {
$response = $client->get($url, ['timeout' => 5]);
} catch(\Exception $e) {
return null;
}
if($response->getStatusCode() !== 200) {
return null;
}
$loadEntities = libxml_disable_entity_loader(true);
$data = simplexml_load_string($response->getBody());
libxml_disable_entity_loader($loadEntities);
$tmp = $data->data;
$cats = [];
foreach ($tmp->category as $value) {
$id = (int)$value->id;
$name = (string)$value->name;
$cats[$id] = $name;
}
return $cats;
}
/**
* Get all the applications from the OCS server
*
* @return array|null an array of application data or null
*
* This function returns a list of all the applications on the OCS server
* @param array|string $categories
* @param int $page
* @param string $filter
*/
public static function getApplications($categories, $page, $filter) {
if (!self::isAppStoreEnabled()) {
return (array());
}
if (is_array($categories)) {
$categoriesString = implode('x', $categories);
} else {
$categoriesString = $categories;
}
$version = '&version=' . implode('x', \OC_Util::getVersion());
$filterUrl = '&filter=' . urlencode($filter);
$url = self::getAppStoreURL() . '/content/data?categories=' . urlencode($categoriesString)
. '&sortmode=new&page=' . urlencode($page) . '&pagesize=100' . $filterUrl . $version;
$apps = [];
$client = \OC::$server->getHTTPClientService()->newClient();
try {
$response = $client->get($url, ['timeout' => 5]);
} catch(\Exception $e) {
return null;
}
if($response->getStatusCode() !== 200) {
return null;
}
$loadEntities = libxml_disable_entity_loader(true);
$data = simplexml_load_string($response->getBody());
libxml_disable_entity_loader($loadEntities);
$tmp = $data->data->content;
$tmpCount = count($tmp);
for ($i = 0; $i < $tmpCount; $i++) {
$app = array();
$app['id'] = (string)$tmp[$i]->id;
$app['name'] = (string)$tmp[$i]->name;
$app['label'] = (string)$tmp[$i]->label;
$app['version'] = (string)$tmp[$i]->version;
$app['type'] = (string)$tmp[$i]->typeid;
$app['typename'] = (string)$tmp[$i]->typename;
$app['personid'] = (string)$tmp[$i]->personid;
$app['license'] = (string)$tmp[$i]->license;
$app['detailpage'] = (string)$tmp[$i]->detailpage;
$app['preview'] = (string)$tmp[$i]->smallpreviewpic1;
$app['preview-full'] = (string)$tmp[$i]->previewpic1;
$app['changed'] = strtotime($tmp[$i]->changed);
$app['description'] = (string)$tmp[$i]->description;
$app['score'] = (string)$tmp[$i]->score;
$app['downloads'] = (int)$tmp[$i]->downloads;
$apps[] = $app;
}
return $apps;
}
/**
* Get an the applications from the OCS server
*
* @param string $id
* @return array|null an array of application data or null
*
* This function returns an applications from the OCS server
*/
public static function getApplication($id) {
if (!self::isAppStoreEnabled()) {
return null;
}
$url = self::getAppStoreURL() . '/content/data/' . urlencode($id);
$client = \OC::$server->getHTTPClientService()->newClient();
try {
$response = $client->get($url, ['timeout' => 5]);
} catch(\Exception $e) {
return null;
}
if($response->getStatusCode() !== 200) {
return null;
}
$loadEntities = libxml_disable_entity_loader(true);
$data = simplexml_load_string($response->getBody());
libxml_disable_entity_loader($loadEntities);
$tmp = $data->data->content;
if (is_null($tmp)) {
\OC_Log::write('core', 'Invalid OCS content returned for app ' . $id, \OC_Log::FATAL);
return null;
}
$app = [];
$app['id'] = $tmp->id;
$app['name'] = $tmp->name;
$app['version'] = $tmp->version;
$app['type'] = $tmp->typeid;
$app['label'] = $tmp->label;
$app['typename'] = $tmp->typename;
$app['personid'] = $tmp->personid;
$app['detailpage'] = $tmp->detailpage;
$app['preview1'] = $tmp->smallpreviewpic1;
$app['preview2'] = $tmp->smallpreviewpic2;
$app['preview3'] = $tmp->smallpreviewpic3;
$app['changed'] = strtotime($tmp->changed);
$app['description'] = $tmp->description;
$app['detailpage'] = $tmp->detailpage;
$app['score'] = $tmp->score;
return $app;
}
/**
* Get the download url for an application from the OCS server
*
* @return array|null an array of application data or null
*
* This function returns an download url for an applications from the OCS server
* @param string $id
* @param integer $item
*/
public static function getApplicationDownload($id, $item) {
if (!self::isAppStoreEnabled()) {
return null;
}
$url = self::getAppStoreURL() . '/content/download/' . urlencode($id) . '/' . urlencode($item);
$client = \OC::$server->getHTTPClientService()->newClient();
try {
$response = $client->get($url, ['timeout' => 5]);
} catch(\Exception $e) {
return null;
}
if($response->getStatusCode() !== 200) {
return null;
}
$loadEntities = libxml_disable_entity_loader(true);
$data = simplexml_load_string($response->getBody());
libxml_disable_entity_loader($loadEntities);
$tmp = $data->data->content;
$app = array();
if (isset($tmp->downloadlink)) {
$app['downloadlink'] = $tmp->downloadlink;
} else {
$app['downloadlink'] = '';
}
return $app;
}
}