<?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');
+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'));
$m->connect('main/push/callback/:feed',
array('action' => 'pushcallback'),
array('feed' => '[0-9]+'));
- $m->connect('settings/feedsub',
- array('action' => 'feedsubsettings'));
// 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;
}
*/
function onEndInitializeQueueManager(QueueManager $qm)
{
+ // Outgoing from our internal PuSH hub
$qm->connect('hubverify', 'HubVerifyQueueHandler');
$qm->connect('hubdistrib', 'HubDistribQueueHandler');
$qm->connect('hubout', 'HubOutQueueHandler');
+
+ // Incoming from a foreign PuSH hub
+ $qm->connect('pushinput', 'PushInputQueueHandler');
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')));
+ $id = null;
- // Also, we'll add in the salmon link
- $action->element('link', array('rel' => 'salmon',
- 'href' => common_local_url('salmon')));
- }
+ if ($feed instanceof AtomUserNoticeFeed) {
+ $salmonAction = 'usersalmon';
+ $user = $feed->getUser();
+ $id = $user->id;
+ $profile = $user->getProfile();
+ $feed->setActivitySubject($profile->asActivityNoun('subject'));
+ } else if ($feed instanceof AtomGroupNoticeFeed) {
+ $salmonAction = 'groupsalmon';
+ $group = $feed->getGroup();
+ $id = $group->id;
+ $feed->setActivitySubject($group->asActivitySubject());
+ } else {
+ return true;
}
- return true;
- }
-
- /**
- * Add the feed settings page to the Connect Settings menu
- *
- * @param Action &$action The calling page
- *
- * @return boolean hook return
- */
- function onEndConnectSettingsNav(&$action)
- {
- $action_name = $action->trimmed('action');
- $action->menuItem(common_local_url('feedsubsettings'),
- _m('Feeds'),
- _m('Feed subscription options'),
- $action_name === 'feedsubsettings');
+ if (!empty($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;
}
{
$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) {
- // 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;
- }
-
- $xml = '<?xml version="1.0" encoding="UTF-8" ?>';
- $xml .= $notice->asAtomEntry();
-
+ $mentioned = $notice->getReplies();
+
+ foreach ($mentioned as $profile_id) {
+
+ $oprofile = Ostatus_profile::staticGet('profile_id', $profile_id);
+
+ if (!empty($oprofile) && !empty($oprofile->salmonuri)) {
+
+ common_log(LOG_INFO, "Sending notice '{$notice->uri}' to remote profile '{$oprofile->uri}'.");
+
+ // FIXME: this needs to go out in a queue handler
+
+ $xml = '<?xml version="1.0" encoding="UTF-8" ?' . '>';
+ $xml .= $notice->asAtomEntry(true, true);
+
$salmon = new Salmon();
- $salmon->post($endpoint_uri, $xml);
+ $salmon->post($oprofile->salmonuri, $xml);
}
}
}
-
-
+
+ /**
+ *
+ */
+
+ function onStartFindMentions($sender, $text, &$mentions)
+ {
+ preg_match_all('/(?:^|\s+)@((?:\w+\.)*\w+@(?:\w+\.)*\w+(?:\w+\-\w+)*\.\w+)/',
+ $text,
+ $wmatches,
+ PREG_OFFSET_CAPTURE);
+
+ foreach ($wmatches[1] as $wmatch) {
+
+ $webfinger = $wmatch[0];
+
+ $oprofile = Ostatus_profile::ensureWebfinger($webfinger);
+
+ if (!empty($oprofile)) {
+
+ $profile = $oprofile->localProfile();
+
+ $mentions[] = array('mentioned' => array($profile),
+ 'text' => $wmatch[0],
+ 'position' => $wmatch[1],
+ 'url' => $profile->profileurl);
+ }
+ }
+
+ 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('ostatus_source', Ostatus_source::schemaDef());
+ $schema->ensureTable('feedsub', FeedSub::schemaDef());
$schema->ensureTable('hubsub', HubSub::schemaDef());
+ $schema->ensureTable('magicsig', Magicsig::schemaDef());
+ return true;
+ }
+
+ function onEndShowStatusNetStyles($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");
+ }
+ }
+
+ /**
+ * When about to subscribe to a remote user, start a server-to-server
+ * PuSH subscription if needed. If we can't establish that, abort.
+ *
+ * @fixme If something else aborts later, we could end up with a stray
+ * PuSH subscription. This is relatively harmless, though.
+ *
+ * @param Profile $subscriber
+ * @param Profile $other
+ *
+ * @return hook return code
+ *
+ * @throws Exception
+ */
+ function onStartSubscribe($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;
+ }
+
+ if (!$oprofile->subscribe()) {
+ throw new Exception(_m('Could not set up remote subscription.'));
+ }
+ }
+
+ /**
+ * Having established a remote subscription, send a notification to the
+ * remote OStatus profile's endpoint.
+ *
+ * @param Profile $subscriber
+ * @param Profile $other
+ *
+ * @return hook return code
+ *
+ * @throws Exception
+ */
+ function onEndSubscribe($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;
+ }
+
+ $act = new Activity();
+
+ $act->verb = ActivityVerb::FOLLOW;
+
+ $act->id = TagURI::mint('follow:%d:%d:%s',
+ $subscriber->id,
+ $other->id,
+ common_date_iso8601(time()));
+
+ $act->time = time();
+ $act->title = _("Follow");
+ $act->content = sprintf(_("%s is now following %s."),
+ $subscriber->getBestName(),
+ $other->getBestName());
+
+ $act->actor = ActivityObject::fromProfile($subscriber);
+ $act->object = ActivityObject::fromProfile($other);
+
+ $oprofile->notifyActivity($act);
+
+ return true;
+ }
+
+ /**
+ * Notify remote server and garbage collect unused feeds on unsubscribe.
+ * @fixme send these operations to background queues
+ *
+ * @param User $user
+ * @param Profile $other
+ * @return hook return value
+ */
+ function onEndUnsubscribe($profile, $other)
+ {
+ $user = User::staticGet('id', $profile->id);
+
+ if (empty($user)) {
+ return true;
+ }
+
+ $oprofile = Ostatus_profile::staticGet('profile_id', $other->id);
+
+ if (empty($oprofile)) {
+ return true;
+ }
+
+ // Drop the PuSH subscription if there are no other subscribers.
+ $oprofile->garbageCollect();
+
+ $act = new Activity();
+
+ $act->verb = ActivityVerb::UNFOLLOW;
+
+ $act->id = TagURI::mint('unfollow:%d:%d:%s',
+ $profile->id,
+ $other->id,
+ common_date_iso8601(time()));
+
+ $act->time = time();
+ $act->title = _("Unfollow");
+ $act->content = sprintf(_("%s stopped following %s."),
+ $profile->getBestName(),
+ $other->getBestName());
+
+ $act->actor = ActivityObject::fromProfile($profile);
+ $act->object = ActivityObject::fromProfile($other);
+
+ $oprofile->notifyActivity($act);
+
+ return true;
+ }
+
+ /**
+ * When one of our local users tries to join a remote group,
+ * notify the remote server. If the notification is rejected,
+ * deny the join.
+ *
+ * @param User_group $group
+ * @param User $user
+ *
+ * @return mixed hook return value
+ */
+
+ function onStartJoinGroup($group, $user)
+ {
+ $oprofile = Ostatus_profile::staticGet('group_id', $group->id);
+ if ($oprofile) {
+ if (!$oprofile->subscribe()) {
+ throw new Exception(_m('Could not set up remote group membership.'));
+ }
+
+ $member = Profile::staticGet($user->id);
+
+ $act = new Activity();
+ $act->id = TagURI::mint('join:%d:%d:%s',
+ $member->id,
+ $group->id,
+ common_date_iso8601(time()));
+
+ $act->actor = ActivityObject::fromProfile($member);
+ $act->verb = ActivityVerb::JOIN;
+ $act->object = $oprofile->asActivityObject();
+
+ $act->time = time();
+ $act->title = _m("Join");
+ $act->content = sprintf(_m("%s has joined group %s."),
+ $member->getBestName(),
+ $oprofile->getBestName());
+
+ if ($oprofile->notifyActivity($act)) {
+ return true;
+ } else {
+ $oprofile->garbageCollect();
+ throw new Exception(_m("Failed joining remote group."));
+ }
+ }
+ }
+
+ /**
+ * When one of our local users leaves a remote group, notify the remote
+ * server.
+ *
+ * @fixme Might be good to schedule a resend of the leave notification
+ * if it failed due to a transitory error. We've canceled the local
+ * membership already anyway, but if the remote server comes back up
+ * it'll be left with a stray membership record.
+ *
+ * @param User_group $group
+ * @param User $user
+ *
+ * @return mixed hook return value
+ */
+
+ function onEndLeaveGroup($group, $user)
+ {
+ $oprofile = Ostatus_profile::staticGet('group_id', $group->id);
+ if ($oprofile) {
+ // Drop the PuSH subscription if there are no other subscribers.
+
+ $members = $group->getMembers(0, 1);
+ if ($members->N == 0) {
+ common_log(LOG_INFO, "Unsubscribing from now-unused group feed $oprofile->feeduri");
+ $oprofile->unsubscribe();
+ }
+
+ $member = Profile::staticGet($user->id);
+
+ $act = new Activity();
+ $act->id = TagURI::mint('leave:%d:%d:%s',
+ $member->id,
+ $group->id,
+ common_date_iso8601(time()));
+
+ $act->actor = ActivityObject::fromProfile($member);
+ $act->verb = ActivityVerb::LEAVE;
+ $act->object = $oprofile->asActivityObject();
+
+ $act->time = time();
+ $act->title = _m("Leave");
+ $act->content = sprintf(_m("%s has left group %s."),
+ $member->getBestName(),
+ $oprofile->getBestName());
+
+ $oprofile->notifyActivity($act);
+ }
+ }
+
+ /**
+ * 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', $notice->profile_id);
+
+ if (empty($oprofile)) {
+ return true;
+ }
+
+ $act = new Activity();
+
+ $act->verb = ActivityVerb::FAVORITE;
+ $act->id = TagURI::mint('favor:%d:%d:%s',
+ $profile->id,
+ $notice->id,
+ common_date_iso8601(time()));
+
+ $act->time = time();
+ $act->title = _("Favor");
+ $act->content = sprintf(_("%s marked notice %s as a favorite."),
+ $profile->getBestName(),
+ $notice->uri);
+
+ $act->actor = ActivityObject::fromProfile($profile);
+ $act->object = ActivityObject::fromNotice($notice);
+
+ $oprofile->notifyActivity($act);
+
+ return true;
+ }
+
+ /**
+ * Notify remote users when their notices get de-favorited.
+ *
+ * @param Profile $profile Profile person doing the de-faving
+ * @param Notice $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', $notice->profile_id);
+
+ if (empty($oprofile)) {
+ return true;
+ }
+
+ $act = new Activity();
+
+ $act->verb = ActivityVerb::UNFAVORITE;
+ $act->id = TagURI::mint('disfavor:%d:%d:%s',
+ $profile->id,
+ $notice->id,
+ common_date_iso8601(time()));
+ $act->time = time();
+ $act->title = _("Disfavor");
+ $act->content = sprintf(_("%s marked notice %s as no longer a favorite."),
+ $profile->getBestName(),
+ $notice->uri);
+
+ $act->actor = ActivityObject::fromProfile($profile);
+ $act->object = ActivityObject::fromNotice($notice);
+
+ $oprofile->notifyActivity($act);
+
+ return true;
+ }
+
+ function onStartGetProfileUri($profile, &$uri)
+ {
+ $oprofile = Ostatus_profile::staticGet('profile_id', $profile->id);
+ if (!empty($oprofile)) {
+ $uri = $oprofile->uri;
+ return false;
+ }
+ return true;
+ }
+
+ function onStartUserGroupHomeUrl($group, &$url)
+ {
+ return $this->onStartUserGroupPermalink($group, &$url);
+ }
+
+ function onStartUserGroupPermalink($group, &$url)
+ {
+ $oprofile = Ostatus_profile::staticGet('group_id', $group->id);
+ if ($oprofile) {
+ // @fixme this should probably be in the user_group table
+ // @fixme this uri not guaranteed to be a profile page
+ $url = $oprofile->uri;
+ return false;
+ }
+ }
+
+ function onStartShowSubscriptionsContent($action)
+ {
+ $user = common_current_user();
+ if ($user && ($user->id == $action->profile->id)) {
+ $action->elementStart('div', 'entity_actions');
+ $action->elementStart('p', array('id' => 'entity_remote_subscribe',
+ 'class' => 'entity_subscribe'));
+ $action->element('a', array('href' => common_local_url('ostatussub'),
+ 'class' => 'entity_remote_subscribe')
+ , _m('Subscribe to remote user'));
+ $action->elementEnd('p');
+ $action->elementEnd('div');
+ }
+
+ return true;
+ }
}