nextcloud/lib/updater.php

88 lines
2.5 KiB
PHP

<?php
/**
* ownCloud
*
* @author Frank Karlitschek
* @copyright 2012 Frank Karlitschek frank@owncloud.org
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
* License as published by the Free Software Foundation; either
* version 3 of the License, or any later version.
*
* This library 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 along with this library. If not, see <http://www.gnu.org/licenses/>.
*
*/
/**
* Class that handels autoupdating of ownCloud
*/
class OC_Updater{
/**
* Check if a new version is available
*/
public static function check(){
OC_Appconfig::setValue('core', 'lastupdatedat',microtime(true));
if(OC_Appconfig::getValue('core', 'installedat','')=='') OC_Appconfig::setValue('core', 'installedat',microtime(true));
$updaterurl='http://apps.owncloud.com/updater.php';
$version=OC_Util::getVersion();
$version['installed']=OC_Appconfig::getValue('core', 'installedat');
$version['updated']=OC_Appconfig::getValue('core', 'lastupdatedat');
$version['updatechannel']='stable';
$version['edition']=OC_Util::getEditionString();
$versionstring=implode('x',$version);
//fetch xml data from updater
$url=$updaterurl.'?version='.$versionstring;
$xml=@file_get_contents($url);
if($xml==FALSE){
return array();
}
$data=@simplexml_load_string($xml);
$tmp=array();
$tmp['version'] = $data->version;
$tmp['versionstring'] = $data->versionstring;
$tmp['url'] = $data->url;
$tmp['web'] = $data->web;
return $tmp;
}
public static function ShowUpdatingHint(){
if(OC_Config::getValue('updatechecker', true)==true){
$data=OC_Updater::check();
if(isset($data['version']) and $data['version']<>'') {
$txt='<span style="color:#AA0000; font-weight:bold;">'.$data['versionstring'].' is available. Get <a href="'.$data['web'].'">more information</a></span>';
}else{
$txt='up to date';
}
}else{
$txt='updates check is disabled';
}
return($txt);
}
/**
* do ownCloud update
*/
public static function doUpdate(){
//update ownCloud core
//update all apps
//update version in config
}
}