<?php
-/*
-StatusNet Plugin: 0.9
-Plugin Name: FeedSub
-Plugin URI: http://status.net/wiki/Feed_subscription
-Description: FeedSub allows subscribing to real-time updates from external feeds supporting PubHubSubbub protocol.
-Version: 0.1
-Author: Brion Vibber <brion@status.net>
-Author URI: http://status.net/
-*/
-
/*
* StatusNet - the distributed open-source microblogging tool
- * Copyright (C) 2009, StatusNet, Inc.
+ * Copyright (C) 2009-2010, 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
*/
/**
- * @package FeedSubPlugin
+ * @package OStatusPlugin
* @maintainer Brion Vibber <brion@status.net>
*/
if (!defined('STATUSNET') && !defined('LACONICA')) { exit(1); }
-define('FEEDSUB_SERVICE', 100); // fixme -- avoid hardcoding these?
-
-// We bundle the XML_Parse_Feed library...
-set_include_path(get_include_path() . PATH_SEPARATOR . dirname(__FILE__) . '/extlib');
-
class FeedSubException extends Exception
{
}
$m->connect('main/ostatus?nickname=:nickname',
array('action' => 'ostatusinit'), array('nickname' => '[A-Za-z0-9_-]+'));
$m->connect('main/ostatussub',
- array('action' => 'ostatussub'));
+ array('action' => 'ostatussub'));
$m->connect('main/ostatussub',
- array('action' => 'ostatussub'), array('feed' => '[A-Za-z0-9\.\/\:]+'));
+ array('action' => 'ostatussub'), array('feed' => '[A-Za-z0-9\.\/\:]+'));
// PuSH actions
$m->connect('main/push/hub', array('action' => 'pushhub'));
// Salmon endpoint
$m->connect('main/salmon/user/:id',
- array('action' => 'salmon'),
+ array('action' => 'usersalmon'),
+ array('id' => '[0-9]+'));
+ $m->connect('main/salmon/group/:id',
+ array('action' => 'groupsalmon'),
array('id' => '[0-9]+'));
return true;
}
* Set up a PuSH hub link to our internal link for canonical timeline
* Atom feeds for users and groups.
*/
- function onStartApiAtom(Action $action)
+ function onStartApiAtom($feed)
{
- if ($action instanceof ApiTimelineUserAction || $action instanceof ApiTimelineGroupAction) {
- $id = $action->arg('id');
- if (strval(intval($id)) === strval($id)) {
- // Canonical form of id in URL?
- // Updates will be handled for our internal PuSH hub.
- $action->element('link', array('rel' => 'hub',
- 'href' => common_local_url('pushhub')));
-
- // Also, we'll add in the salmon link
- $action->element('link', array('rel' => 'salmon',
- 'href' => common_local_url('salmon')));
+ $id = null;
+
+ if ($feed instanceof AtomUserNoticeFeed) {
+ $salmonAction = 'salmon';
+ $id = $feed->getUser()->id;
+ } else if ($feed instanceof AtomGroupNoticeFeed) {
+ $salmonAction = 'salmongroup';
+ $id = $feed->getGroup()->id;
+ } else {
+ return;
+ }
+
+ if (!empty($id)) {
+ $hub = common_config('ostatus', 'hub');
+ if (empty($hub)) {
+ // Updates will be handled through our internal PuSH hub.
+ $hub = common_local_url('pushhub');
}
+ $feed->addLink($hub, array('rel' => 'hub'));
+
+ // Also, we'll add in the salmon link
+ $salmon = common_local_url($salmonAction, array('id' => $id));
+ $feed->addLink($salmon, array('rel' => 'salmon'));
}
- return true;
}
-
+
/**
* Add the feed settings page to the Connect Settings menu
*
{
$base = dirname(__FILE__);
$lower = strtolower($cls);
+ $map = array('activityverb' => 'activity',
+ 'activityobject' => 'activity',
+ 'activityutils' => 'activity');
+ if (isset($map[$lower])) {
+ $lower = $map[$lower];
+ }
$files = array("$base/classes/$cls.php",
"$base/lib/$lower.php");
if (substr($lower, -6) == 'action') {
/**
* Add in an OStatus subscribe button
*/
- function onStartProfilePageActionsElements($output, $profile)
+ function onStartProfileRemoteSubscribe($output, $profile)
{
$cur = common_current_user();
array('nickname' => $profile->nickname));
$output->element('a', array('href' => $url,
'class' => 'entity_remote_subscribe'),
- _('OStatus'));
-
+ _m('Subscribe'));
+
$output->elementEnd('li');
}
+
+ return false;
}
/**
- * Check if we've got some Salmon stuff to send
+ * Check if we've got remote replies to send via Salmon.
+ *
+ * @fixme push webfinger lookup & sending to a background queue
+ * @fixme also detect short-form name for remote subscribees where not ambiguous
*/
function onEndNoticeSave($notice)
{
$count = preg_match_all('/(\w+\.)*\w+@(\w+\.)*\w+(\w+\-\w+)*\.\w+/', $notice->content, $matches);
if ($count) {
foreach ($matches[0] as $webfinger) {
+
+ // FIXME: look up locally first
+
// Check to see if we've got an actual webfinger
$w = new Webfinger;
$endpoint_uri = '';
-
+
$result = $w->lookup($webfinger);
if (empty($result)) {
continue;
}
-
+
foreach ($result->links as $link) {
if ($link['rel'] == 'salmon') {
$endpoint_uri = $link['href'];
}
}
-
+
if (empty($endpoint_uri)) {
continue;
}
+ // FIXME: this needs to go out in a queue handler
+
$xml = '<?xml version="1.0" encoding="UTF-8" ?>';
$xml .= $notice->asAtomEntry();
-
+
$salmon = new Salmon();
$salmon->post($endpoint_uri, $xml);
}
}
}
-
-
+
+ /**
+ * Notify remote server and garbage collect unused feeds on unsubscribe.
+ * @fixme send these operations to background queues
+ *
+ * @param User $user
+ * @param Profile $other
+ * @return hook return value
+ */
+ function onEndUnsubscribe($user, $other)
+ {
+ if ($user instanceof Profile) {
+ $profile = $user;
+ } else if ($user instanceof User) {
+ $profile = $user->getProfile();
+ }
+ $oprofile = Ostatus_profile::staticGet('profile_id', $other->id);
+ if ($oprofile) {
+ // Notify the remote server of the unsub, if supported.
+ $oprofile->notify($profile, ActivityVerb::UNFOLLOW, $oprofile);
+
+ // Drop the PuSH subscription if there are no other subscribers.
+ $sub = new Subscription();
+ $sub->subscribed = $other->id;
+ $sub->limit(1);
+ if (!$sub->find(true)) {
+ common_log(LOG_INFO, "Unsubscribing from now-unused feed $oprofile->feeduri");
+ $oprofile->unsubscribe();
+ }
+ }
+ return true;
+ }
+
+ /**
+ * Make sure necessary tables are filled out.
+ */
function onCheckSchema() {
- // warning: the autoincrement doesn't seem to set.
- // alter table feedinfo change column id id int(11) not null auto_increment;
$schema = Schema::get();
- $schema->ensureTable('feedinfo', Feedinfo::schemaDef());
+ $schema->ensureTable('ostatus_profile', Ostatus_profile::schemaDef());
+ $schema->ensureTable('feedsub', FeedSub::schemaDef());
$schema->ensureTable('hubsub', HubSub::schemaDef());
return true;
- }
+ }
+
+ function onEndShowStatusNetStyles($action) {
+ $action->cssLink(common_path('plugins/OStatus/theme/base/css/ostatus.css'));
+ return true;
+ }
+
+ function onEndShowStatusNetScripts($action) {
+ $action->script(common_path('plugins/OStatus/js/ostatus.js'));
+ return true;
+ }
+
+ /**
+ * Override the "from ostatus" bit in notice lists to link to the
+ * original post and show the domain it came from.
+ *
+ * @param Notice in $notice
+ * @param string out &$name
+ * @param string out &$url
+ * @param string out &$title
+ * @return mixed hook return code
+ */
+ function onStartNoticeSourceLink($notice, &$name, &$url, &$title)
+ {
+ if ($notice->source == 'ostatus') {
+ $bits = parse_url($notice->uri);
+ $domain = $bits['host'];
+
+ $name = $domain;
+ $url = $notice->uri;
+ $title = sprintf(_m("Sent from %s via OStatus"), $domain);
+ return false;
+ }
+ }
+
+ /**
+ * Send incoming PuSH feeds for OStatus endpoints in for processing.
+ *
+ * @param FeedSub $feedsub
+ * @param DOMDocument $feed
+ * @return mixed hook return code
+ */
+ function onStartFeedSubReceive($feedsub, $feed)
+ {
+ $oprofile = Ostatus_profile::staticGet('feeduri', $feedsub->uri);
+ if ($oprofile) {
+ $oprofile->processFeed($feed);
+ } else {
+ common_log(LOG_DEBUG, "No ostatus profile for incoming feed $feedsub->uri");
+ }
+ }
+
+ function onEndSubscribe($subscriber, $other)
+ {
+ $user = User::staticGet('id', $subscriber->id);
+
+ if (empty($user)) {
+ return true;
+ }
+
+ $oprofile = Ostatus_profile::staticGet('profile_id', $other->id);
+
+ if (empty($oprofile)) {
+ return true;
+ }
+
+ // We have a local user subscribing to a remote profile; make the
+ // magic happen!
+
+ $oprofile->notify($subscriber, ActivityVerb::FOLLOW, $oprofile);
+
+ return true;
+ }
+
+ /**
+ * Notify remote users when their notices get favorited.
+ *
+ * @param Profile or User $profile of local user doing the faving
+ * @param Notice $notice being favored
+ * @return hook return value
+ */
+ function onEndFavorNotice(Profile $profile, Notice $notice)
+ {
+ $user = User::staticGet('id', $profile->id);
+
+ if (empty($user)) {
+ return true;
+ }
+
+ $oprofile = Ostatus_profile::staticGet('profile_id', $notice->profile_id);
+
+ if ($oprofile) {
+ $oprofile->notify($profile, ActivityVerb::FAVORITE, $notice);
+ }
+
+ return true;
+ }
+
+ /**
+ * Notify remote users when their notices get de-favorited.
+ *
+ * @param Profile or User $profile of local user doing the de-faving
+ * @param Notice $notice being favored
+ * @return hook return value
+ */
+ function onEndDisfavorNotice(Profile $profile, Notice $notice)
+ {
+ $user = User::staticGet('id', $profile->id);
+
+ if (empty($user)) {
+ return true;
+ }
+
+ $oprofile = Ostatus_profile::staticGet('profile_id', $notice->profile_id);
+
+ if ($oprofile) {
+ $oprofile->notify($profile, ActivityVerb::UNFAVORITE, $notice);
+ }
+
+ return true;
+ }
}