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<?php
/**
* ownCloud
*
* @author Tom Needham
* @copyright 2012 Tom Needham tom@owncloud.com
*
* 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/>.
*
*/
/**
* provides an interface to all search providers
*/
class OC_Migrate{
static private $providers=array();
/**
* register a new migration provider
* @param OC_Migrate_Provider $provider
*/
public static function registerProvider($provider){
self::$providers[]=$provider;
}
/**
* export app data for a user
* @param string userid
* @return string xml of app data
*/
public static function export($uid){
$doc = new DOMDocument();
$doc->formatOutput = true;
OC_Log::write('user_migrate','App data export started for user: '.$uid,OC_Log::INFO);
foreach(self::$providers as $provider){
OC_Log::write('user_migrate','Getting app data for app:'.$provider->appid,OC_Log::INFO);
$app = $doc->createElement('app');
$doc->appendChild($app);
// Append app info
$app = $doc->appendChild( self::appInfoXML( $provider->appid ) );
// Add the app data
$app->appendChild($provider->export($uid));
}
return $doc->saveXML();
}
/**
* generates the app info xml
* @param string appid
* @return string xml app info
*/
public static function appInfoXML($appid){
$doc = new DOMDocument();
$appinfo = $doc->createElement('appinfo');
$appinfo = $doc->appendChild($appinfo);
$data = $doc->createTextNode($appid);
$appinfo->appendChild($data);
return $appinfo;
}
}
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