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<?php
/*
* StatusNet - the distributed open-source microblogging tool
* Copyright (C) 2008-2010 StatusNet, Inc.
*
* 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/>.
*/
if (!defined('STATUSNET') && !defined('LACONICA')) {
exit(1);
}
/**
* Event handler for pushing new confirmations to Jabber users.
* @fixme recommend redoing this on a queue-trigger model
* @fixme expiration of old items got dropped in the past, put it back?
*/
class XmppConfirmManager extends IoManager
{
/**
* @return mixed XmppConfirmManager, or false if unneeded
*/
public static function get()
{
if (common_config('xmpp', 'enabled')) {
$site = common_config('site', 'server');
return new XmppConfirmManager();
} else {
return false;
}
}
/**
* Tell the i/o master we need one instance for each supporting site
* being handled in this process.
*/
public static function multiSite()
{
return IoManager::INSTANCE_PER_SITE;
}
function __construct()
{
$this->site = common_config('site', 'server');
}
/**
* 10 seconds? Really? That seems a bit frequent.
*/
function pollInterval()
{
return 10;
}
/**
* Ping!
* @return boolean true if we found something
*/
function poll()
{
$this->switchSite();
$confirm = $this->next_confirm();
if ($confirm) {
$this->handle_confirm($confirm);
return true;
} else {
return false;
}
}
protected function handle_confirm($confirm)
{
require_once INSTALLDIR . '/lib/jabber.php';
common_log(LOG_INFO, 'Sending confirmation for ' . $confirm->address);
$user = User::staticGet($confirm->user_id);
if (!$user) {
common_log(LOG_WARNING, 'Confirmation for unknown user ' . $confirm->user_id);
return;
}
$success = jabber_confirm_address($confirm->code,
$user->nickname,
$confirm->address);
if (!$success) {
common_log(LOG_ERR, 'Confirmation failed for ' . $confirm->address);
# Just let the claim age out; hopefully things work then
return;
} else {
common_log(LOG_INFO, 'Confirmation sent for ' . $confirm->address);
# Mark confirmation sent; need a dupe so we don't have the WHERE clause
$dupe = Confirm_address::staticGet('code', $confirm->code);
if (!$dupe) {
common_log(LOG_WARNING, 'Could not refetch confirm', __FILE__);
return;
}
$orig = clone($dupe);
$dupe->sent = $dupe->claimed;
$result = $dupe->update($orig);
if (!$result) {
common_log_db_error($dupe, 'UPDATE', __FILE__);
# Just let the claim age out; hopefully things work then
return;
}
}
return true;
}
protected function next_confirm()
{
$confirm = new Confirm_address();
$confirm->whereAdd('claimed IS null');
$confirm->whereAdd('sent IS null');
# XXX: eventually we could do other confirmations in the queue, too
$confirm->address_type = 'jabber';
$confirm->orderBy('modified DESC');
$confirm->limit(1);
if ($confirm->find(true)) {
common_log(LOG_INFO, 'Claiming confirmation for ' . $confirm->address);
# working around some weird DB_DataObject behaviour
$confirm->whereAdd(''); # clears where stuff
$original = clone($confirm);
$confirm->claimed = common_sql_now();
$result = $confirm->update($original);
if ($result) {
common_log(LOG_INFO, 'Succeeded in claim! '. $result);
return $confirm;
} else {
common_log(LOG_INFO, 'Failed in claim!');
return false;
}
}
return null;
}
protected function clear_old_confirm_claims()
{
$confirm = new Confirm();
$confirm->claimed = null;
$confirm->whereAdd('now() - claimed > '.CLAIM_TIMEOUT);
$confirm->update(DB_DATAOBJECT_WHEREADD_ONLY);
$confirm->free();
unset($confirm);
}
/**
* Make sure we're on the right site configuration
*/
protected function switchSite()
{
if ($this->site != common_config('site', 'server')) {
common_log(LOG_DEBUG, __METHOD__ . ": switching to site $this->site");
$this->stats('switch');
StatusNet::init($this->site);
}
}
}
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