gnu-social/plugins/PubSubHubBub/PubSubHubBubPlugin.php
2010-01-09 13:59:39 -08:00

124 lines
4.4 KiB
PHP

<?php
/**
* StatusNet, the distributed open-source microblogging tool
*
* Plugin to push RSS/Atom updates to a PubSubHubBub hub
*
* PHP version 5
*
* LICENCE: 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 Plugin
* @package StatusNet
* @author Craig Andrews <candrews@integralblue.com>
* @copyright 2009 Craig Andrews http://candrews.integralblue.com
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
* @link http://status.net/
*/
if (!defined('STATUSNET')) {
exit(1);
}
define('DEFAULT_HUB','http://pubsubhubbub.appspot.com');
require_once(INSTALLDIR.'/plugins/PubSubHubBub/publisher.php');
class PubSubHubBubPlugin extends Plugin
{
private $hub;
function __construct()
{
parent::__construct();
}
function onInitializePlugin(){
$this->hub = common_config('PubSubHubBub', 'hub');
if(empty($this->hub)){
$this->hub = DEFAULT_HUB;
}
}
function onStartApiAtom($action){
$action->element('link',array('rel'=>'hub','href'=>$this->hub),null);
}
function onStartApiRss($action){
$action->element('atom:link',array('rel'=>'hub','href'=>$this->hub),null);
}
function onHandleQueuedNotice($notice){
$publisher = new Publisher($this->hub);
$feeds = array();
//public timeline feeds
$feeds[]=common_local_url('ApiTimelinePublic',array('format' => 'rss'));
$feeds[]=common_local_url('ApiTimelinePublic',array('format' => 'atom'));
//author's own feeds
$user = User::staticGet('id',$notice->profile_id);
$feeds[]=common_local_url('ApiTimelineUser',array('id' => $user->nickname, 'format'=>'rss'));
$feeds[]=common_local_url('ApiTimelineUser',array('id' => $user->nickname, 'format'=>'atom'));
//tag feeds
$tag = new Notice_tag();
$tag->notice_id = $notice->id;
if ($tag->find()) {
while ($tag->fetch()) {
$feeds[]=common_local_url('ApiTimelineTag',array('tag'=>$tag->tag, 'format'=>'rss'));
$feeds[]=common_local_url('ApiTimelineTag',array('tag'=>$tag->tag, 'format'=>'atom'));
}
}
//group feeds
$group_inbox = new Group_inbox();
$group_inbox->notice_id = $notice->id;
if ($group_inbox->find()) {
while ($group_inbox->fetch()) {
$group = User_group::staticGet('id',$group_inbox->group_id);
$feeds[]=common_local_url('ApiTimelineGroup',array('id' => $group->nickname,'format'=>'rss'));
$feeds[]=common_local_url('ApiTimelineGroup',array('id' => $group->nickname,'format'=>'atom'));
}
}
//feed of each user that subscribes to the notice's author
$ni = $notice->whoGets();
foreach (array_keys($ni) as $user_id) {
$user = User::staticGet('id', $user_id);
if (empty($user)) {
continue;
}
$feeds[]=common_local_url('ApiTimelineUser',array('id' => $user->nickname, 'format'=>'rss'));
$feeds[]=common_local_url('ApiTimelineUser',array('id' => $user->nickname, 'format'=>'atom'));
}
//feed of user replied to
if($notice->reply_to){
$user = User::staticGet('id',$notice->reply_to);
$feeds[]=common_local_url('ApiTimelineMentions',array('id' => $user->nickname,'format'=>'rss'));
$feeds[]=common_local_url('ApiTimelineMentions',array('id' => $user->nickname,'format'=>'atom'));
}
foreach(array_unique($feeds) as $feed){
if(! $publisher->publish_update($feed)){
common_log_line(LOG_WARNING,$feed.' was not published to hub at '.$this->hub.':'.$publisher->last_response());
}
}
}
}