migrate.php

<?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 migrate users and whole ownclouds
 */
class OC_Migrate{


	// Array of OC_Migration_Provider objects
	static private $providers=array();
	// User id of the user to import/export
	static private $uid=false;
	// Holds the ZipArchive object
	static private $zip=false;
	// Stores the type of export
	static private $exporttype=false;
	// Array of temp files to be deleted after zip creation
	static private $tmpfiles=array();
	// Holds the db object
	static private $MDB2=false;
	// Schema db object
	static private $schema=false;
	// Path to the sqlite db
	static private $dbpath=false;
	// Holds the path to the zip file
	static private $zippath=false;
	// Holds the OC_Migration_Content object
	static private $content=false;

	/**
	 * register a new migration provider
	 * @param OC_Migrate_Provider $provider
	 */
	public static function registerProvider($provider){
		self::$providers[]=$provider;
	}

	/**
	* @brief finds and loads the providers
	*/
	static private function findProviders(){
		// Find the providers
		$apps = OC_App::getAllApps();

		foreach($apps as $app){
			$path = OC_App::getAppPath($app) . '/appinfo/migrate.php';
			if( file_exists( $path ) ){
				include( $path );
			}