+++ /dev/null
-<?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';
-
-/**
- * Plugin to provide publisher side of PubSubHubBub (PuSH)
- * relationship.
- *
- * PuSH is a real-time or near-real-time protocol for Atom
- * and RSS feeds. More information here:
- *
- * http://code.google.com/p/pubsubhubbub/
- *
- * To enable, add the following line to your config.php:
- *
- * addPlugin('PubSubHubBub');
- *
- * This will use the Google default hub. If you'd like to use
- * another, try:
- *
- * addPlugin('PubSubHubBub',
- * array('hub' => 'http://yourhub.example.net/'));
- *
- * @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 AGPLv3
- * @link http://status.net/
- */
-
-class PubSubHubBubPlugin extends Plugin
-{
- /**
- * URL of the hub to advertise and publish to.
- */
-
- public $hub = DEFAULT_HUB;
-
- /**
- * Default constructor.
- */
-
- function __construct()
- {
- parent::__construct();
- }
-
- /**
- * Check if plugin should be active; may be mass-enabled.
- * @return boolean
- */
-
- function enabled()
- {
- if (common_config('site', 'private')) {
- // PuSH relies on public feeds
- return false;
- }
- // @fixme check for being on a private network?
- return true;
- }
-
- /**
- * Hooks the StartApiAtom event
- *
- * Adds the necessary bits to advertise PubSubHubBub
- * for the Atom feed.
- *
- * @param Action $action The API action being shown.
- *
- * @return boolean hook value
- */
-
- function onStartApiAtom($action)
- {
- if ($this->enabled()) {
- $action->element('link', array('rel' => 'hub', 'href' => $this->hub), null);
- }
- return true;
- }
-
- /**
- * Hooks the StartApiRss event
- *
- * Adds the necessary bits to advertise PubSubHubBub
- * for the RSS 2.0 feeds.
- *
- * @param Action $action The API action being shown.
- *
- * @return boolean hook value
- */
-
- function onStartApiRss($action)
- {
- if ($this->enabled()) {
- $action->element('atom:link', array('rel' => 'hub',
- 'href' => $this->hub),
- null);
- }
- return true;
- }
-
- /**
- * Hook for a queued notice.
- *
- * When a notice has been queued, will ping the
- * PuSH hub for each Atom and RSS feed in which
- * the notice appears.
- *
- * @param Notice $notice The notice that's been queued
- *
- * @return boolean hook value
- */
-
- function onHandleQueuedNotice($notice)
- {
- if (!$this->enabled()) {
- return false;
- }
- $publisher = new Publisher($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('ApiTimelineFriends',
- array('id' => $user->nickname,
- 'format' => 'rss'));
- $feeds[] = common_local_url('ApiTimelineFriends',
- array('id' => $user->nickname,
- 'format' => 'atom'));
- }
-
- $replies = $notice->getReplies();
-
- //feed of user replied to
- foreach ($replies as $recipient) {
- $user = User::staticGet('id', $recipient);
- if (!empty($user)) {
- $feeds[] = common_local_url('ApiTimelineMentions',
- array('id' => $user->nickname,
- 'format' => 'rss'));
- $feeds[] = common_local_url('ApiTimelineMentions',
- array('id' => $user->nickname,
- 'format' => 'atom'));
- }
- }
- $feeds = array_unique($feeds);
-
- ob_start();
- $ok = $publisher->publish_update($feeds);
- $push_last_response = ob_get_clean();
-
- if (!$ok) {
- common_log(LOG_WARNING,
- 'Failure publishing ' . count($feeds) . ' feeds to hub at '.
- $this->hub.': '.$push_last_response);
- } else {
- common_log(LOG_INFO,
- 'Published ' . count($feeds) . ' feeds to hub at '.
- $this->hub.': '.$push_last_response);
- }
-
- return true;
- }
-
- /**
- * Provide version information
- *
- * Adds this plugin's version data to the global
- * version array, for e.g. displaying on the version page.
- *
- * @param array &$versions array of array of versions
- *
- * @return boolean hook value
- */
-
- function onPluginVersion(&$versions)
- {
- $about = _m('The PubSubHubBub plugin pushes RSS/Atom updates '.
- 'to a <a href = "'.
- 'http://pubsubhubbub.googlecode.com/'.
- '">PubSubHubBub</a> hub.');
- if (!$this->enabled()) {
- $about = '<span class="disabled" style="color:gray">' . $about . '</span> ' .
- _m('(inactive on private site)');
- }
- $versions[] = array('name' => 'PubSubHubBub',
- 'version' => STATUSNET_VERSION,
- 'author' => 'Craig Andrews',
- 'homepage' =>
- 'http://status.net/wiki/Plugin:PubSubHubBub',
- 'rawdescription' =>
- $about);
-
- return true;
- }
-}
+++ /dev/null
-<?php
-
-// a PHP client library for pubsubhubbub
-// as defined at http://code.google.com/p/pubsubhubbub/
-// written by Josh Fraser | joshfraser.com | josh@eventvue.com
-// Released under Apache License 2.0
-
-class Publisher {
-
- protected $hub_url;
- protected $last_response;
-
- // create a new Publisher
- public function __construct($hub_url) {
-
- if (!isset($hub_url))
- throw new Exception('Please specify a hub url');
-
- if (!preg_match("|^https?://|i",$hub_url))
- throw new Exception('The specified hub url does not appear to be valid: '.$hub_url);
-
- $this->hub_url = $hub_url;
- }
-
- // accepts either a single url or an array of urls
- public function publish_update($topic_urls, $http_function = false) {
- if (!isset($topic_urls))
- throw new Exception('Please specify a topic url');
-
- // check that we're working with an array
- if (!is_array($topic_urls)) {
- $topic_urls = array($topic_urls);
- }
-
- // set the mode to publish
- $post_string = "hub.mode=publish";
- // loop through each topic url
- foreach ($topic_urls as $topic_url) {
-
- // lightweight check that we're actually working w/ a valid url
- if (!preg_match("|^https?://|i",$topic_url))
- throw new Exception('The specified topic url does not appear to be valid: '.$topic_url);
-
- // append the topic url parameters
- $post_string .= "&hub.url=".urlencode($topic_url);
- }
-
- // make the http post request and return true/false
- // easy to over-write to use your own http function
- if ($http_function)
- return $http_function($this->hub_url,$post_string);
- else
- return $this->http_post($this->hub_url,$post_string);
- }
-
- // returns any error message from the latest request
- public function last_response() {
- return $this->last_response;
- }
-
- // default http function that uses curl to post to the hub endpoint
- private function http_post($url, $post_string) {
-
- // add any additional curl options here
- $options = array(CURLOPT_URL => $url,
- CURLOPT_POST => true,
- CURLOPT_POSTFIELDS => $post_string,
- CURLOPT_USERAGENT => "PubSubHubbub-Publisher-PHP/1.0");
-
- $ch = curl_init();
- curl_setopt_array($ch, $options);
-
- $response = curl_exec($ch);
- $this->last_response = $response;
- $info = curl_getinfo($ch);
-
- curl_close($ch);
-
- // all good
- if ($info['http_code'] == 204)
- return true;
- return false;
- }
-}
-
-?>
\ No newline at end of file