gnu-social/lib/accountmover.php
2011-01-17 17:31:56 -05:00

148 lines
4.2 KiB
PHP

<?php
/**
* StatusNet - the distributed open-source microblogging tool
* Copyright (C) 2010, StatusNet, Inc.
*
* A class for moving an account to a new server
*
* PHP version 5
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* 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
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* @category Account
* @package StatusNet
* @author Evan Prodromou <evan@status.net>
* @copyright 2010 StatusNet, Inc.
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
* @link http://status.net/
*/
if (!defined('STATUSNET')) {
// This check helps protect against security problems;
// your code file can't be executed directly from the web.
exit(1);
}
/**
* Moves an account from this server to another
*
* @category Account
* @package StatusNet
* @author Evan Prodromou <evan@status.net>
* @copyright 2010 StatusNet, Inc.
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
* @link http://status.net/
*/
class AccountMover extends QueueHandler
{
function transport()
{
return 'acctmove';
}
function handle($object)
{
list($user, $remote, $password) = $object;
$remote = Discovery::normalize($remote);
$oprofile = Ostatus_profile::ensureProfileURI($remote);
if (empty($oprofile)) {
throw new Exception("Can't locate account {$remote}");
}
list($svcDocUrl, $username) = self::getServiceDocument($remote);
$sink = new ActivitySink($svcDocUrl, $username, $password);
$this->log(LOG_INFO,
"Moving user {$user->nickname} ".
"to {$remote}.");
$stream = new UserActivityStream($user);
// Reverse activities to run in correct chron order
$acts = array_reverse($stream->activities);
$this->log(LOG_INFO,
"Got ".count($acts)." activities ".
"for {$user->nickname}.");
$qm = QueueManager::get();
foreach ($acts as $act) {
$qm->enqueue(array($act, $sink, $user->uri, $remote), 'actmove');
}
$this->log(LOG_INFO,
"Finished moving user {$user->nickname} ".
"to {$remote}.");
}
static function getServiceDocument($remote)
{
$discovery = new Discovery();
$xrd = $discovery->lookup($remote);
if (empty($xrd)) {
throw new Exception("Can't find XRD for $remote");
}
$svcDocUrl = null;
$username = null;
foreach ($xrd->links as $link) {
if ($link['rel'] == 'http://apinamespace.org/atom' &&
$link['type'] == 'application/atomsvc+xml') {
$svcDocUrl = $link['href'];
if (!empty($link['property'])) {
foreach ($link['property'] as $property) {
if ($property['type'] == 'http://apinamespace.org/atom/username') {
$username = $property['value'];
break;
}
}
}
break;
}
}
if (empty($svcDocUrl)) {
throw new Exception("No AtomPub API service for $remote.");
}
return array($svcDocUrl, $username);
}
/**
* Log some data
*
* Add a header for our class so we know who did it.
*
* @param int $level Log level, like LOG_ERR or LOG_INFO
* @param string $message Message to log
*
* @return void
*/
protected function log($level, $message)
{
common_log($level, "AccountMover: " . $message);
}
}