3 * StatusNet - the distributed open-source microblogging tool
4 * Copyright (C) 2009-2010, StatusNet, Inc.
6 * This program is free software: you can redistribute it and/or modify
7 * it under the terms of the GNU Affero General Public License as published by
8 * the Free Software Foundation, either version 3 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU Affero General Public License for more details.
16 * You should have received a copy of the GNU Affero General Public License
17 * along with this program. If not, see <http://www.gnu.org/licenses/>.
21 * OStatusPlugin implementation for GNU Social
23 * Depends on: WebFinger plugin
25 * @package OStatusPlugin
26 * @maintainer Brion Vibber <brion@status.net>
29 if (!defined('GNUSOCIAL')) { exit(1); }
31 class OStatusPlugin extends Plugin
34 * Hook for RouterInitialized event.
36 * @param URLMapper $m path-to-action mapper
37 * @return boolean hook return
39 public function onRouterInitialized(URLMapper $m)
42 $m->connect('main/ostatustag',
43 array('action' => 'ostatustag'));
44 $m->connect('main/ostatustag?nickname=:nickname',
45 array('action' => 'ostatustag'), array('nickname' => '[A-Za-z0-9_-]+'));
46 $m->connect('main/ostatus/nickname/:nickname',
47 array('action' => 'ostatusinit'), array('nickname' => '[A-Za-z0-9_-]+'));
48 $m->connect('main/ostatus/group/:group',
49 array('action' => 'ostatusinit'), array('group' => '[A-Za-z0-9_-]+'));
50 $m->connect('main/ostatus/peopletag/:peopletag/tagger/:tagger',
51 array('action' => 'ostatusinit'), array('tagger' => '[A-Za-z0-9_-]+',
52 'peopletag' => '[A-Za-z0-9_-]+'));
53 $m->connect('main/ostatus',
54 array('action' => 'ostatusinit'));
56 // Remote subscription actions
57 $m->connect('main/ostatussub',
58 array('action' => 'ostatussub'));
59 $m->connect('main/ostatusgroup',
60 array('action' => 'ostatusgroup'));
61 $m->connect('main/ostatuspeopletag',
62 array('action' => 'ostatuspeopletag'));
65 $m->connect('main/push/hub', array('action' => 'pushhub'));
67 $m->connect('main/push/callback/:feed',
68 array('action' => 'pushcallback'),
69 array('feed' => '[0-9]+'));
72 $m->connect('main/salmon/user/:id',
73 array('action' => 'usersalmon'),
74 array('id' => '[0-9]+'));
75 $m->connect('main/salmon/group/:id',
76 array('action' => 'groupsalmon'),
77 array('id' => '[0-9]+'));
78 $m->connect('main/salmon/peopletag/:id',
79 array('action' => 'peopletagsalmon'),
80 array('id' => '[0-9]+'));
85 * Set up queue handlers for outgoing hub pushes
86 * @param QueueManager $qm
87 * @return boolean hook return
89 function onEndInitializeQueueManager(QueueManager $qm)
91 // Prepare outgoing distributions after notice save.
92 $qm->connect('ostatus', 'OStatusQueueHandler');
94 // Outgoing from our internal WebSub hub
95 $qm->connect('hubconf', 'HubConfQueueHandler');
96 $qm->connect('hubprep', 'HubPrepQueueHandler');
98 $qm->connect('hubout', 'HubOutQueueHandler');
100 // Outgoing Salmon replies (when we don't need a return value)
101 $qm->connect('salmon', 'SalmonQueueHandler');
103 // Incoming from a foreign WebSub hub
104 $qm->connect('pushin', 'PushInQueueHandler');
106 // Re-subscribe feeds that need renewal
107 $qm->connect('pushrenew', 'PushRenewQueueHandler');
112 * Put saved notices into the queue for pubsub distribution.
114 function onStartEnqueueNotice($notice, &$transports)
116 if ($notice->inScope(null) && $notice->getProfile()->hasRight(Right::PUBLICNOTICE)) {
117 // put our transport first, in case there's any conflict (like OMB)
118 array_unshift($transports, 'ostatus');
119 $this->log(LOG_INFO, "OSTATUS [{$notice->getID()}]: queued for OStatus processing");
121 // FIXME: we don't do privacy-controlled OStatus updates yet.
122 // once that happens, finer grain of control here.
123 $this->log(LOG_NOTICE, "OSTATUS [{$notice->getID()}]: Not queueing because of privacy; scope = {$notice->scope}");
129 * Set up a WebSub hub link to our internal link for canonical timeline
130 * Atom feeds for users and groups.
132 function onStartApiAtom($feed)
136 if ($feed instanceof AtomUserNoticeFeed) {
137 $salmonAction = 'usersalmon';
138 $user = $feed->getUser();
140 $profile = $user->getProfile();
141 } else if ($feed instanceof AtomGroupNoticeFeed) {
142 $salmonAction = 'groupsalmon';
143 $group = $feed->getGroup();
145 } else if ($feed instanceof AtomListNoticeFeed) {
146 $salmonAction = 'peopletagsalmon';
147 $peopletag = $feed->getList();
148 $id = $peopletag->id;
154 $hub = common_config('ostatus', 'hub');
156 // Updates will be handled through our internal WebSub hub.
157 $hub = common_local_url('pushhub');
159 $feed->addLink($hub, array('rel' => 'hub'));
161 // Also, we'll add in the salmon link
162 $salmon = common_local_url($salmonAction, array('id' => $id));
163 $feed->addLink($salmon, array('rel' => Salmon::REL_SALMON));
165 // XXX: these are deprecated, but StatusNet only looks for NS_REPLIES
166 $feed->addLink($salmon, array('rel' => Salmon::NS_REPLIES));
167 $feed->addLink($salmon, array('rel' => Salmon::NS_MENTIONS));
174 * Add in an OStatus subscribe button
176 function onStartProfileRemoteSubscribe($output, $profile)
178 $this->onStartProfileListItemActionElements($output, $profile);
182 function onStartGroupSubscribe($widget, $group)
184 $cur = common_current_user();
187 $widget->out->elementStart('li', 'entity_subscribe');
189 $url = common_local_url('ostatusinit',
190 array('group' => $group->nickname));
191 $widget->out->element('a', array('href' => $url,
192 'class' => 'entity_remote_subscribe'),
193 // TRANS: Link to subscribe to a remote entity.
196 $widget->out->elementEnd('li');
203 function onStartSubscribePeopletagForm($output, $peopletag)
205 $cur = common_current_user();
208 $output->elementStart('li', 'entity_subscribe');
209 $profile = $peopletag->getTagger();
210 $url = common_local_url('ostatusinit',
211 array('tagger' => $profile->nickname, 'peopletag' => $peopletag->tag));
212 $output->element('a', array('href' => $url,
213 'class' => 'entity_remote_subscribe'),
214 // TRANS: Link to subscribe to a remote entity.
217 $output->elementEnd('li');
225 * If the field being looked for is URI look for the profile
227 function onStartProfileCompletionSearch($action, $profile, $search_engine) {
228 if ($action->field == 'uri') {
229 $profile->joinAdd(array('id', 'user:id'));
230 $profile->whereAdd('uri LIKE "%' . $profile->escape($q) . '%"');
233 $validate = new Validate();
235 if ($profile->N == 0) {
237 if ($validate->email($q)) {
238 $oprofile = Ostatus_profile::ensureWebfinger($q);
239 } else if ($validate->uri($q)) {
240 $oprofile = Ostatus_profile::ensureProfileURL($q);
242 // TRANS: Exception in OStatus when invalid URI was entered.
243 throw new Exception(_m('Invalid URI.'));
245 return $this->filter(array($oprofile->localProfile()));
247 } catch (Exception $e) {
248 // TRANS: Error message in OStatus plugin. Do not translate the domain names example.com
249 // TRANS: and example.net, as these are official standard domain names for use in examples.
250 $this->msg = _m("Sorry, we could not reach that address. Please make sure that the OStatus address is like nickname@example.com or http://example.net/nickname.");
260 * Webfinger matches: @user@example.com or even @user--one.george_orwell@1984.biz
261 * @param string $text The text from which to extract webfinger IDs
262 * @param string $preMention Character(s) that signals a mention ('@', '!'...)
264 * @return array The matching IDs (without @ or acct:) and each respective position in the given string.
266 static function extractWebfingerIds($text, $preMention='@')
269 // Maybe this should harmonize with lib/nickname.php and Nickname::WEBFINGER_FMT
270 $result = preg_match_all('/(?<!\S)'.preg_quote($preMention, '/').'('.Nickname::WEBFINGER_FMT.')/',
273 PREG_OFFSET_CAPTURE);
274 if ($result === false) {
275 common_log(LOG_ERR, __METHOD__ . ': Error parsing webfinger IDs from text (preg_last_error=='.preg_last_error().').');
276 } elseif (count($wmatches)) {
277 common_debug(sprintf('Found %d matches for WebFinger IDs: %s', count($wmatches), _ve($wmatches)));
283 * Profile URL matches: @example.com/mublog/user
284 * @param string $text The text from which to extract URL mentions
285 * @param string $preMention Character(s) that signals a mention ('@', '!'...)
287 * @return array The matching URLs (without @ or acct:) and each respective position in the given string.
289 static function extractUrlMentions($text, $preMention='@')
292 // In the regexp below we need to match / _before_ URL_REGEX_VALID_PATH_CHARS because it otherwise gets merged
293 // with the TLD before (but / is in URL_REGEX_VALID_PATH_CHARS anyway, it's just its positioning that is important)
294 $result = preg_match_all('/(?:^|\s+)'.preg_quote($preMention, '/').'('.URL_REGEX_DOMAIN_NAME.'(?:\/['.URL_REGEX_VALID_PATH_CHARS.']*)*)/',
297 PREG_OFFSET_CAPTURE);
298 if ($result === false) {
299 common_log(LOG_ERR, __METHOD__ . ': Error parsing profile URL mentions from text (preg_last_error=='.preg_last_error().').');
300 } elseif (count($wmatches)) {
301 common_debug(sprintf('Found %d matches for profile URL mentions: %s', count($wmatches), _ve($wmatches)));
307 * Find any explicit remote mentions. Accepted forms:
308 * Webfinger: @user@example.com
309 * Profile link: @example.com/mublog/user
310 * @param Profile $sender
311 * @param string $text input markup text
312 * @param array &$mention in/out param: set of found mentions
313 * @return boolean hook return value
315 function onEndFindMentions(Profile $sender, $text, &$mentions)
319 foreach (self::extractWebfingerIds($text, '@') as $wmatch) {
320 list($target, $pos) = $wmatch;
321 $this->log(LOG_INFO, "Checking webfinger '$target'");
324 $oprofile = Ostatus_profile::ensureWebfinger($target);
325 if (!$oprofile instanceof Ostatus_profile || !$oprofile->isPerson()) {
328 $profile = $oprofile->localProfile();
329 } catch (OStatusShadowException $e) {
330 // This means we got a local user in the webfinger lookup
331 $profile = $e->profile;
332 } catch (Exception $e) {
333 $this->log(LOG_ERR, "Webfinger check failed: " . $e->getMessage());
337 assert($profile instanceof Profile);
339 $text = !empty($profile->nickname) && mb_strlen($profile->nickname) < mb_strlen($target)
340 ? $profile->getNickname() // TODO: we could do getBestName() or getFullname() here
342 $url = $profile->getUri();
343 if (!common_valid_http_url($url)) {
344 $url = $profile->getUrl();
346 $matches[$pos] = array('mentioned' => array($profile),
350 'length' => mb_strlen($target),
354 foreach (self::extractUrlMentions($text) as $wmatch) {
355 list($target, $pos) = $wmatch;
356 $schemes = array('https', 'http');
357 foreach ($schemes as $scheme) {
358 $url = "$scheme://$target";
359 $this->log(LOG_INFO, "Checking profile address '$url'");
361 $oprofile = Ostatus_profile::ensureProfileURL($url);
362 if ($oprofile instanceof Ostatus_profile && !$oprofile->isGroup()) {
363 $profile = $oprofile->localProfile();
364 $text = !empty($profile->nickname) && mb_strlen($profile->nickname) < mb_strlen($target) ?
365 $profile->nickname : $target;
366 $matches[$pos] = array('mentioned' => array($profile),
370 'length' => mb_strlen($target),
371 'url' => $profile->getUrl());
374 } catch (Exception $e) {
375 $this->log(LOG_ERR, "Profile check failed: " . $e->getMessage());
380 foreach ($mentions as $i => $other) {
381 // If we share a common prefix with a local user, override it!
382 $pos = $other['position'];
383 if (isset($matches[$pos])) {
384 $mentions[$i] = $matches[$pos];
385 unset($matches[$pos]);
388 foreach ($matches as $mention) {
389 $mentions[] = $mention;
396 * Allow remote profile references to be used in commands:
397 * sub update@status.net
398 * whois evan@identi.ca
399 * reply http://identi.ca/evan hey what's up
401 * @param Command $command
403 * @param Profile &$profile
404 * @return hook return code
406 function onStartCommandGetProfile($command, $arg, &$profile)
408 $oprofile = $this->pullRemoteProfile($arg);
409 if ($oprofile instanceof Ostatus_profile && !$oprofile->isGroup()) {
411 $profile = $oprofile->localProfile();
412 } catch (NoProfileException $e) {
413 // No locally stored profile found for remote profile
423 * Allow remote group references to be used in commands:
424 * join group+statusnet@identi.ca
425 * join http://identi.ca/group/statusnet
426 * drop identi.ca/group/statusnet
428 * @param Command $command
430 * @param User_group &$group
431 * @return hook return code
433 function onStartCommandGetGroup($command, $arg, &$group)
435 $oprofile = $this->pullRemoteProfile($arg);
436 if ($oprofile instanceof Ostatus_profile && $oprofile->isGroup()) {
437 $group = $oprofile->localGroup();
444 protected function pullRemoteProfile($arg)
447 if (preg_match('!^((?:\w+\.)*\w+@(?:\w+\.)*\w+(?:\w+\-\w+)*\.\w+)$!', $arg)) {
450 return Ostatus_profile::ensureWebfinger($arg);
451 } catch (Exception $e) {
452 common_log(LOG_ERR, 'Webfinger lookup failed for ' .
453 $arg . ': ' . $e->getMessage());
457 // Look for profile URLs, with or without scheme:
459 if (preg_match('!^https?://((?:\w+\.)*\w+(?:\w+\-\w+)*\.\w+(?:/\w+)+)$!', $arg)) {
462 if (preg_match('!^((?:\w+\.)*\w+(?:\w+\-\w+)*\.\w+(?:/\w+)+)$!', $arg)) {
463 $schemes = array('http', 'https');
464 foreach ($schemes as $scheme) {
465 $urls[] = "$scheme://$arg";
469 foreach ($urls as $url) {
471 return Ostatus_profile::ensureProfileURL($url);
472 } catch (Exception $e) {
473 common_log(LOG_ERR, 'Profile lookup failed for ' .
474 $arg . ': ' . $e->getMessage());
480 function onEndProfileSettingsActions($out) {
481 $siteName = common_config('site', 'name');
482 $js = 'navigator.registerContentHandler("application/vnd.mozilla.maybe.feed", "'.addslashes(common_local_url('ostatussub', null, array('profile' => '%s'))).'", "'.addslashes($siteName).'")';
483 $out->elementStart('li');
485 array('href' => 'javascript:'.$js),
486 // TRANS: Option in profile settings to add this instance to Firefox as a feedreader
487 _('Add to Firefox as feedreader'));
488 $out->elementEnd('li');
492 * Make sure necessary tables are filled out.
494 function onCheckSchema() {
495 $schema = Schema::get();
496 $schema->ensureTable('ostatus_profile', Ostatus_profile::schemaDef());
497 $schema->ensureTable('feedsub', FeedSub::schemaDef());
498 $schema->ensureTable('hubsub', HubSub::schemaDef());
499 $schema->ensureTable('magicsig', Magicsig::schemaDef());
503 public function onEndShowStylesheets(Action $action) {
504 $action->cssLink($this->path('theme/base/css/ostatus.css'));
508 function onEndShowStatusNetScripts($action) {
509 $action->script($this->path('js/ostatus.js'));
514 * Override the "from ostatus" bit in notice lists to link to the
515 * original post and show the domain it came from.
517 * @param Notice in $notice
518 * @param string out &$name
519 * @param string out &$url
520 * @param string out &$title
521 * @return mixed hook return code
523 function onStartNoticeSourceLink($notice, &$name, &$url, &$title)
525 // If we don't handle this, keep the event handler going
526 if (!in_array($notice->source, array('ostatus', 'share'))) {
531 $url = $notice->getUrl();
532 // If getUrl() throws exception, $url is never set
534 $bits = parse_url($url);
535 $domain = $bits['host'];
536 if (substr($domain, 0, 4) == 'www.') {
537 $name = substr($domain, 4);
542 // TRANS: Title. %s is a domain name.
543 $title = sprintf(_m('Sent from %s via OStatus'), $domain);
545 // Abort event handler, we have a name and URL!
547 } catch (InvalidUrlException $e) {
548 // This just means we don't have the notice source data
554 * Send incoming WebSub feeds for OStatus endpoints in for processing.
556 * @param FeedSub $feedsub
557 * @param DOMDocument $feed
558 * @return mixed hook return code
560 function onStartFeedSubReceive($feedsub, $feed)
562 $oprofile = Ostatus_profile::getKV('feeduri', $feedsub->uri);
563 if ($oprofile instanceof Ostatus_profile) {
564 $oprofile->processFeed($feed, 'push');
566 common_log(LOG_DEBUG, "No ostatus profile for incoming feed $feedsub->uri");
571 * Tell the FeedSub infrastructure whether we have any active OStatus
572 * usage for the feed; if not it'll be able to garbage-collect the
575 * @param FeedSub $feedsub
576 * @param integer $count in/out
577 * @return mixed hook return code
579 function onFeedSubSubscriberCount($feedsub, &$count)
581 $oprofile = Ostatus_profile::getKV('feeduri', $feedsub->uri);
582 if ($oprofile instanceof Ostatus_profile) {
583 $count += $oprofile->subscriberCount();
589 * When about to subscribe to a remote user, start a server-to-server
590 * WebSub subscription if needed. If we can't establish that, abort.
592 * @fixme If something else aborts later, we could end up with a stray
593 * WebSub subscription. This is relatively harmless, though.
595 * @param Profile $profile subscriber
596 * @param Profile $other subscribee
598 * @return hook return code
602 function onStartSubscribe(Profile $profile, Profile $other)
604 if (!$profile->isLocal()) {
608 $oprofile = Ostatus_profile::getKV('profile_id', $other->id);
609 if (!$oprofile instanceof Ostatus_profile) {
613 $oprofile->subscribe();
617 * Having established a remote subscription, send a notification to the
618 * remote OStatus profile's endpoint.
620 * @param Profile $profile subscriber
621 * @param Profile $other subscribee
623 * @return hook return code
627 function onEndSubscribe(Profile $profile, Profile $other)
629 if (!$profile->isLocal()) {
633 $oprofile = Ostatus_profile::getKV('profile_id', $other->id);
634 if (!$oprofile instanceof Ostatus_profile) {
638 $sub = Subscription::pkeyGet(array('subscriber' => $profile->id,
639 'subscribed' => $other->id));
641 $act = $sub->asActivity();
643 $oprofile->notifyActivity($act, $profile);
649 * Notify remote server and garbage collect unused feeds on unsubscribe.
650 * @todo FIXME: Send these operations to background queues
653 * @param Profile $other
654 * @return hook return value
656 function onEndUnsubscribe(Profile $profile, Profile $other)
658 if (!$profile->isLocal()) {
662 $oprofile = Ostatus_profile::getKV('profile_id', $other->id);
663 if (!$oprofile instanceof Ostatus_profile) {
667 // Drop the WebSub subscription if there are no other subscribers.
668 $oprofile->garbageCollect();
670 $act = new Activity();
672 $act->verb = ActivityVerb::UNFOLLOW;
674 $act->id = TagURI::mint('unfollow:%d:%d:%s',
677 common_date_iso8601(time()));
680 // TRANS: Title for unfollowing a remote profile.
681 $act->title = _m('TITLE','Unfollow');
682 // TRANS: Success message for unsubscribe from user attempt through OStatus.
683 // TRANS: %1$s is the unsubscriber's name, %2$s is the unsubscribed user's name.
684 $act->content = sprintf(_m('%1$s stopped following %2$s.'),
685 $profile->getBestName(),
686 $other->getBestName());
688 $act->actor = $profile->asActivityObject();
689 $act->objects[] = $other->asActivityObject();
691 $oprofile->notifyActivity($act, $profile);
697 * When one of our local users tries to join a remote group,
698 * notify the remote server. If the notification is rejected,
701 * @param User_group $group
702 * @param Profile $profile
704 * @return mixed hook return value
705 * @throws Exception of various kinds, some from $oprofile->subscribe();
707 function onStartJoinGroup($group, $profile)
709 $oprofile = Ostatus_profile::getKV('group_id', $group->id);
710 if (!$oprofile instanceof Ostatus_profile) {
714 $oprofile->subscribe();
716 // NOTE: we don't use Group_member::asActivity() since that record
717 // has not yet been created.
719 $act = new Activity();
720 $act->id = TagURI::mint('join:%d:%d:%s',
723 common_date_iso8601(time()));
725 $act->actor = $profile->asActivityObject();
726 $act->verb = ActivityVerb::JOIN;
727 $act->objects[] = $oprofile->asActivityObject();
730 // TRANS: Title for joining a remote groep.
731 $act->title = _m('TITLE','Join');
732 // TRANS: Success message for subscribe to group attempt through OStatus.
733 // TRANS: %1$s is the member name, %2$s is the subscribed group's name.
734 $act->content = sprintf(_m('%1$s has joined group %2$s.'),
735 $profile->getBestName(),
736 $oprofile->getBestName());
738 if ($oprofile->notifyActivity($act, $profile)) {
741 $oprofile->garbageCollect();
742 // TRANS: Exception thrown when joining a remote group fails.
743 throw new Exception(_m('Failed joining remote group.'));
748 * When one of our local users leaves a remote group, notify the remote
751 * @fixme Might be good to schedule a resend of the leave notification
752 * if it failed due to a transitory error. We've canceled the local
753 * membership already anyway, but if the remote server comes back up
754 * it'll be left with a stray membership record.
756 * @param User_group $group
757 * @param Profile $profile
759 * @return mixed hook return value
761 function onEndLeaveGroup($group, $profile)
763 $oprofile = Ostatus_profile::getKV('group_id', $group->id);
764 if (!$oprofile instanceof Ostatus_profile) {
768 // Drop the WebSub subscription if there are no other subscribers.
769 $oprofile->garbageCollect();
773 $act = new Activity();
774 $act->id = TagURI::mint('leave:%d:%d:%s',
777 common_date_iso8601(time()));
779 $act->actor = $member->asActivityObject();
780 $act->verb = ActivityVerb::LEAVE;
781 $act->objects[] = $oprofile->asActivityObject();
784 // TRANS: Title for leaving a remote group.
785 $act->title = _m('TITLE','Leave');
786 // TRANS: Success message for unsubscribe from group attempt through OStatus.
787 // TRANS: %1$s is the member name, %2$s is the unsubscribed group's name.
788 $act->content = sprintf(_m('%1$s has left group %2$s.'),
789 $member->getBestName(),
790 $oprofile->getBestName());
792 $oprofile->notifyActivity($act, $member);
796 * When one of our local users tries to subscribe to a remote peopletag,
797 * notify the remote server. If the notification is rejected,
798 * deny the subscription.
800 * @param Profile_list $peopletag
803 * @return mixed hook return value
804 * @throws Exception of various kinds, some from $oprofile->subscribe();
807 function onStartSubscribePeopletag($peopletag, $user)
809 $oprofile = Ostatus_profile::getKV('peopletag_id', $peopletag->id);
810 if (!$oprofile instanceof Ostatus_profile) {
814 $oprofile->subscribe();
816 $sub = $user->getProfile();
817 $tagger = Profile::getKV($peopletag->tagger);
819 $act = new Activity();
820 $act->id = TagURI::mint('subscribe_peopletag:%d:%d:%s',
823 common_date_iso8601(time()));
825 $act->actor = $sub->asActivityObject();
826 $act->verb = ActivityVerb::FOLLOW;
827 $act->objects[] = $oprofile->asActivityObject();
830 // TRANS: Title for following a remote list.
831 $act->title = _m('TITLE','Follow list');
832 // TRANS: Success message for remote list follow through OStatus.
833 // TRANS: %1$s is the subscriber name, %2$s is the list, %3$s is the lister's name.
834 $act->content = sprintf(_m('%1$s is now following people listed in %2$s by %3$s.'),
836 $oprofile->getBestName(),
837 $tagger->getBestName());
839 if ($oprofile->notifyActivity($act, $sub)) {
842 $oprofile->garbageCollect();
843 // TRANS: Exception thrown when subscription to remote list fails.
844 throw new Exception(_m('Failed subscribing to remote list.'));
849 * When one of our local users unsubscribes to a remote peopletag, notify the remote
852 * @param Profile_list $peopletag
855 * @return mixed hook return value
858 function onEndUnsubscribePeopletag($peopletag, $user)
860 $oprofile = Ostatus_profile::getKV('peopletag_id', $peopletag->id);
861 if (!$oprofile instanceof Ostatus_profile) {
865 // Drop the WebSub subscription if there are no other subscribers.
866 $oprofile->garbageCollect();
868 $sub = Profile::getKV($user->id);
869 $tagger = Profile::getKV($peopletag->tagger);
871 $act = new Activity();
872 $act->id = TagURI::mint('unsubscribe_peopletag:%d:%d:%s',
875 common_date_iso8601(time()));
877 $act->actor = $member->asActivityObject();
878 $act->verb = ActivityVerb::UNFOLLOW;
879 $act->objects[] = $oprofile->asActivityObject();
882 // TRANS: Title for unfollowing a remote list.
883 $act->title = _m('Unfollow list');
884 // TRANS: Success message for remote list unfollow through OStatus.
885 // TRANS: %1$s is the subscriber name, %2$s is the list, %3$s is the lister's name.
886 $act->content = sprintf(_m('%1$s stopped following the list %2$s by %3$s.'),
888 $oprofile->getBestName(),
889 $tagger->getBestName());
891 $oprofile->notifyActivity($act, $user);
895 * Notify remote users when their notices get favorited.
897 * @param Profile or User $profile of local user doing the faving
898 * @param Notice $notice being favored
899 * @return hook return value
901 function onEndFavorNotice(Profile $profile, Notice $notice)
903 // Only distribute local users' favor actions, remote users
904 // will have already distributed theirs.
905 if (!$profile->isLocal()) {
909 $oprofile = Ostatus_profile::getKV('profile_id', $notice->profile_id);
910 if (!$oprofile instanceof Ostatus_profile) {
914 $fav = Fave::pkeyGet(array('user_id' => $profile->id,
915 'notice_id' => $notice->id));
917 if (!$fav instanceof Fave) {
919 // TODO: Make pkeyGet throw exception, since this is a critical failure.
923 $act = $fav->asActivity();
925 $oprofile->notifyActivity($act, $profile);
931 * Notify remote user it has got a new people tag
932 * - tag verb is queued
933 * - the subscription is done immediately if not present
935 * @param Profile_tag $ptag the people tag that was created
936 * @return hook return value
937 * @throws Exception of various kinds, some from $oprofile->subscribe();
939 function onEndTagProfile($ptag)
941 $oprofile = Ostatus_profile::getKV('profile_id', $ptag->tagged);
942 if (!$oprofile instanceof Ostatus_profile) {
946 $plist = $ptag->getMeta();
947 if ($plist->private) {
951 $act = new Activity();
953 $tagger = $plist->getTagger();
954 $tagged = Profile::getKV('id', $ptag->tagged);
956 $act->verb = ActivityVerb::TAG;
957 $act->id = TagURI::mint('tag_profile:%d:%d:%s',
958 $plist->tagger, $plist->id,
959 common_date_iso8601(time()));
961 // TRANS: Title for listing a remote profile.
962 $act->title = _m('TITLE','List');
963 // TRANS: Success message for remote list addition through OStatus.
964 // TRANS: %1$s is the list creator's name, %2$s is the added list member, %3$s is the list name.
965 $act->content = sprintf(_m('%1$s listed %2$s in the list %3$s.'),
966 $tagger->getBestName(),
967 $tagged->getBestName(),
968 $plist->getBestName());
970 $act->actor = $tagger->asActivityObject();
971 $act->objects = array($tagged->asActivityObject());
972 $act->target = ActivityObject::fromPeopletag($plist);
974 $oprofile->notifyDeferred($act, $tagger);
976 // initiate a WebSub subscription for the person being tagged
977 $oprofile->subscribe();
982 * Notify remote user that a people tag has been removed
983 * - untag verb is queued
984 * - the subscription is undone immediately if not required
985 * i.e garbageCollect()'d
987 * @param Profile_tag $ptag the people tag that was deleted
988 * @return hook return value
990 function onEndUntagProfile($ptag)
992 $oprofile = Ostatus_profile::getKV('profile_id', $ptag->tagged);
993 if (!$oprofile instanceof Ostatus_profile) {
997 $plist = $ptag->getMeta();
998 if ($plist->private) {
1002 $act = new Activity();
1004 $tagger = $plist->getTagger();
1005 $tagged = Profile::getKV('id', $ptag->tagged);
1007 $act->verb = ActivityVerb::UNTAG;
1008 $act->id = TagURI::mint('untag_profile:%d:%d:%s',
1009 $plist->tagger, $plist->id,
1010 common_date_iso8601(time()));
1011 $act->time = time();
1012 // TRANS: Title for unlisting a remote profile.
1013 $act->title = _m('TITLE','Unlist');
1014 // TRANS: Success message for remote list removal through OStatus.
1015 // TRANS: %1$s is the list creator's name, %2$s is the removed list member, %3$s is the list name.
1016 $act->content = sprintf(_m('%1$s removed %2$s from the list %3$s.'),
1017 $tagger->getBestName(),
1018 $tagged->getBestName(),
1019 $plist->getBestName());
1021 $act->actor = $tagger->asActivityObject();
1022 $act->objects = array($tagged->asActivityObject());
1023 $act->target = ActivityObject::fromPeopletag($plist);
1025 $oprofile->notifyDeferred($act, $tagger);
1027 // unsubscribe to WebSub feed if no more required
1028 $oprofile->garbageCollect();
1034 * Notify remote users when their notices get de-favorited.
1036 * @param Profile $profile Profile person doing the de-faving
1037 * @param Notice $notice Notice being favored
1039 * @return hook return value
1041 function onEndDisfavorNotice(Profile $profile, Notice $notice)
1043 // Only distribute local users' disfavor actions, remote users
1044 // will have already distributed theirs.
1045 if (!$profile->isLocal()) {
1049 $oprofile = Ostatus_profile::getKV('profile_id', $notice->profile_id);
1050 if (!$oprofile instanceof Ostatus_profile) {
1054 $act = new Activity();
1056 $act->verb = ActivityVerb::UNFAVORITE;
1057 $act->id = TagURI::mint('disfavor:%d:%d:%s',
1060 common_date_iso8601(time()));
1061 $act->time = time();
1062 // TRANS: Title for unliking a remote notice.
1063 $act->title = _m('Unlike');
1064 // TRANS: Success message for remove a favorite notice through OStatus.
1065 // TRANS: %1$s is the unfavoring user's name, %2$s is URI to the no longer favored notice.
1066 $act->content = sprintf(_m('%1$s no longer likes %2$s.'),
1067 $profile->getBestName(),
1070 $act->actor = $profile->asActivityObject();
1071 $act->objects[] = $notice->asActivityObject();
1073 $oprofile->notifyActivity($act, $profile);
1078 function onStartGetProfileUri($profile, &$uri)
1080 $oprofile = Ostatus_profile::getKV('profile_id', $profile->id);
1081 if ($oprofile instanceof Ostatus_profile) {
1082 $uri = $oprofile->uri;
1088 function onStartUserGroupHomeUrl($group, &$url)
1090 return $this->onStartUserGroupPermalink($group, $url);
1093 function onStartUserGroupPermalink($group, &$url)
1095 $oprofile = Ostatus_profile::getKV('group_id', $group->id);
1096 if ($oprofile instanceof Ostatus_profile) {
1097 // @fixme this should probably be in the user_group table
1098 // @fixme this uri not guaranteed to be a profile page
1099 $url = $oprofile->uri;
1104 function onStartShowSubscriptionsContent($action)
1106 $this->showEntityRemoteSubscribe($action);
1111 function onStartShowUserGroupsContent($action)
1113 $this->showEntityRemoteSubscribe($action, 'ostatusgroup');
1118 function onEndShowSubscriptionsMiniList($action)
1120 $this->showEntityRemoteSubscribe($action);
1125 function onEndShowGroupsMiniList($action)
1127 $this->showEntityRemoteSubscribe($action, 'ostatusgroup');
1132 function showEntityRemoteSubscribe($action, $target='ostatussub')
1134 if (!$action->getScoped() instanceof Profile) {
1135 // early return if we're not logged in
1139 if ($action->getScoped()->sameAs($action->getTarget())) {
1140 $action->elementStart('div', 'entity_actions');
1141 $action->elementStart('p', array('id' => 'entity_remote_subscribe',
1142 'class' => 'entity_subscribe'));
1143 $action->element('a', array('href' => common_local_url($target),
1144 'class' => 'entity_remote_subscribe'),
1145 // TRANS: Link text for link to remote subscribe.
1147 $action->elementEnd('p');
1148 $action->elementEnd('div');
1153 * Ping remote profiles with updates to this profile.
1154 * Salmon pings are queued for background processing.
1156 function onEndBroadcastProfile(Profile $profile)
1158 $user = User::getKV('id', $profile->id);
1160 // Find foreign accounts I'm subscribed to that support Salmon pings.
1162 // @fixme we could run updates through the WebSub feed too,
1163 // in which case we can skip Salmon pings to folks who
1164 // are also subscribed to me.
1165 $sql = "SELECT * FROM ostatus_profile " .
1166 "WHERE profile_id IN " .
1167 "(SELECT subscribed FROM subscription WHERE subscriber=%d) " .
1169 "(SELECT group_id FROM group_member WHERE profile_id=%d)";
1170 $oprofile = new Ostatus_profile();
1171 $oprofile->query(sprintf($sql, $profile->id, $profile->id));
1173 if ($oprofile->N == 0) {
1174 common_log(LOG_DEBUG, "No OStatus remote subscribees for $profile->nickname");
1178 $act = new Activity();
1180 $act->verb = ActivityVerb::UPDATE_PROFILE;
1181 $act->id = TagURI::mint('update-profile:%d:%s',
1183 common_date_iso8601(time()));
1184 $act->time = time();
1185 // TRANS: Title for activity.
1186 $act->title = _m('Profile update');
1187 // TRANS: Ping text for remote profile update through OStatus.
1188 // TRANS: %s is user that updated their profile.
1189 $act->content = sprintf(_m('%s has updated their profile page.'),
1190 $profile->getBestName());
1192 $act->actor = $profile->asActivityObject();
1193 $act->objects[] = $act->actor;
1195 while ($oprofile->fetch()) {
1196 $oprofile->notifyDeferred($act, $profile);
1202 function onEndShowAccountProfileBlock(HTMLOutputter $out, Profile $profile)
1204 if ($profile->isLocal()) {
1208 $oprofile = Ostatus_profile::fromProfile($profile);
1209 } catch (NoResultException $e) {
1210 // Not a remote Ostatus_profile! Maybe some other network
1211 // that has imported a non-local user?
1215 $feedsub = $oprofile->getFeedSub();
1216 } catch (NoResultException $e) {
1217 // No WebSub subscription has been attempted or exists for this profile
1218 // which is the case, say for remote profiles that are only included
1219 // via mentions or repeat/share.
1224 'subscribe' => _m('Pending'),
1225 'active' => _m('Active'),
1226 'nohub' => _m('Polling'),
1227 'inactive' => _m('Inactive'),
1229 $out->elementStart('dl', 'entity_tags ostatus_profile');
1230 $out->element('dt', null, _m('WebSub'));
1231 $out->element('dd', null, $websub_states[$feedsub->sub_state]);
1232 $out->elementEnd('dl');
1235 // FIXME: This one can accept both an Action and a Widget. Confusing! Refactor to (HTMLOutputter $out, Profile $target)!
1236 function onStartProfileListItemActionElements($item)
1238 if (common_logged_in()) {
1239 // only non-logged in users get to see the "remote subscribe" form
1241 } elseif (!$item->getTarget()->isLocal()) {
1242 // we can (for now) only provide remote subscribe forms for local users
1246 if ($item instanceof ProfileAction) {
1248 } elseif ($item instanceof Widget) {
1249 $output = $item->out;
1251 // Bad $item class, don't know how to use this for outputting!
1252 throw new ServerException('Bad item type for onStartProfileListItemActionElements');
1255 // Add an OStatus subscribe
1256 $output->elementStart('li', 'entity_subscribe');
1257 $url = common_local_url('ostatusinit',
1258 array('nickname' => $item->getTarget()->getNickname()));
1259 $output->element('a', array('href' => $url,
1260 'class' => 'entity_remote_subscribe'),
1261 // TRANS: Link text for a user to subscribe to an OStatus user.
1263 $output->elementEnd('li');
1265 $output->elementStart('li', 'entity_tag');
1266 $url = common_local_url('ostatustag',
1267 array('nickname' => $item->getTarget()->getNickname()));
1268 $output->element('a', array('href' => $url,
1269 'class' => 'entity_remote_tag'),
1270 // TRANS: Link text for a user to list an OStatus user.
1272 $output->elementEnd('li');
1277 function onPluginVersion(array &$versions)
1279 $versions[] = array('name' => 'OStatus',
1280 'version' => GNUSOCIAL_VERSION,
1281 'author' => 'Evan Prodromou, James Walker, Brion Vibber, Zach Copley',
1282 'homepage' => 'https://git.gnu.io/gnu/gnu-social/tree/master/plugins/OStatus',
1283 // TRANS: Plugin description.
1284 'rawdescription' => _m('Follow people across social networks that implement '.
1285 '<a href="http://ostatus.org/">OStatus</a>.'));
1291 * Utility function to check if the given URI is a canonical group profile
1292 * page, and if so return the ID number.
1294 * @param string $url
1295 * @return mixed int or false
1297 public static function localGroupFromUrl($url)
1299 $group = User_group::getKV('uri', $url);
1300 if ($group instanceof User_group) {
1301 if ($group->isLocal()) {
1305 // To find local groups which haven't had their uri fields filled out...
1306 // If the domain has changed since a subscriber got the URI, it'll
1308 $template = common_local_url('groupbyid', array('id' => '31337'));
1309 $template = preg_quote($template, '/');
1310 $template = str_replace('31337', '(\d+)', $template);
1311 if (preg_match("/$template/", $url, $matches)) {
1312 return intval($matches[1]);
1318 public function onStartProfileGetAtomFeed($profile, &$feed)
1320 $oprofile = Ostatus_profile::getKV('profile_id', $profile->id);
1322 if (!$oprofile instanceof Ostatus_profile) {
1326 $feed = $oprofile->feeduri;
1330 function onStartGetProfileFromURI($uri, &$profile)
1332 // Don't want to do Web-based discovery on our own server,
1333 // so we check locally first. This duplicates the functionality
1334 // in the Profile class, since the plugin always runs before
1335 // that local lookup, but since we return false it won't run double.
1337 $user = User::getKV('uri', $uri);
1338 if ($user instanceof User) {
1339 $profile = $user->getProfile();
1342 $group = User_group::getKV('uri', $uri);
1343 if ($group instanceof User_group) {
1344 $profile = $group->getProfile();
1349 // Now, check remotely
1351 $oprofile = Ostatus_profile::ensureProfileURI($uri);
1352 $profile = $oprofile->localProfile();
1353 return !($profile instanceof Profile); // localProfile won't throw exception but can return null
1354 } catch (Exception $e) {
1355 return true; // It's not an OStatus profile as far as we know, continue event handling
1359 function onEndWebFingerNoticeLinks(XML_XRD $xrd, Notice $target)
1362 $actor = $target->getProfile();
1363 if ($actor->isLocal()) {
1364 $profiletype = $this->profileTypeString($actor);
1365 $salmon_url = common_local_url("{$profiletype}salmon", array('id' => $actor->getID()));
1368 $oprofile = Ostatus_profile::fromProfile($actor);
1369 $salmon_url = $oprofile->salmonuri;
1370 } catch (Exception $e) {
1371 // Even though it's not a local user, we couldn't get an Ostatus_profile?!
1374 // Ostatus_profile salmon URL may be empty
1375 if (!empty($salmon_url)) {
1376 $xrd->links[] = new XML_XRD_Element_Link(Salmon::REL_SALMON, $salmon_url);
1381 function onEndWebFingerProfileLinks(XML_XRD $xrd, Profile $target)
1383 if ($target->getObjectType() === ActivityObject::PERSON) {
1384 $this->addWebFingerPersonLinks($xrd, $target);
1385 } elseif ($target->getObjectType() === ActivityObject::GROUP) {
1386 $xrd->links[] = new XML_XRD_Element_Link(Discovery::UPDATESFROM,
1387 common_local_url('ApiTimelineGroup',
1388 array('id' => $target->getGroup()->getID(), 'format' => 'atom')),
1389 'application/atom+xml');
1394 $profiletype = $this->profileTypeString($target);
1395 $salmon_url = common_local_url("{$profiletype}salmon", array('id' => $target->id));
1397 $xrd->links[] = new XML_XRD_Element_Link(Salmon::REL_SALMON, $salmon_url);
1399 // XXX: these are deprecated, but StatusNet only looks for NS_REPLIES
1400 $xrd->links[] = new XML_XRD_Element_Link(Salmon::NS_REPLIES, $salmon_url);
1401 $xrd->links[] = new XML_XRD_Element_Link(Salmon::NS_MENTIONS, $salmon_url);
1403 // TODO - finalize where the redirect should go on the publisher
1404 $xrd->links[] = new XML_XRD_Element_Link('http://ostatus.org/schema/1.0/subscribe',
1405 common_local_url('ostatussub') . '?profile={uri}',
1406 null, // type not set
1407 true); // isTemplate
1412 protected function profileTypeString(Profile $target)
1414 // This is just used to have a definitive string response to "USERsalmon" or "GROUPsalmon"
1415 switch ($target->getObjectType()) {
1416 case ActivityObject::PERSON:
1418 case ActivityObject::GROUP:
1421 throw new ServerException('Unknown profile type for WebFinger profile links');
1425 protected function addWebFingerPersonLinks(XML_XRD $xrd, Profile $target)
1427 $xrd->links[] = new XML_XRD_Element_Link(Discovery::UPDATESFROM,
1428 common_local_url('ApiTimelineUser',
1429 array('id' => $target->id, 'format' => 'atom')),
1430 'application/atom+xml');
1432 // Get this profile's keypair
1433 $magicsig = Magicsig::getKV('user_id', $target->id);
1434 if (!$magicsig instanceof Magicsig && $target->isLocal()) {
1435 $magicsig = Magicsig::generate($target->getUser());
1438 if (!$magicsig instanceof Magicsig) {
1439 return false; // value doesn't mean anything, just figured I'd indicate this function didn't do anything
1441 if (Event::handle('StartAttachPubkeyToUserXRD', array($magicsig, $xrd, $target))) {
1442 $xrd->links[] = new XML_XRD_Element_Link(Magicsig::PUBLICKEYREL,
1443 'data:application/magic-public-key,'. $magicsig->toString());
1444 // The following event handles plugins like Diaspora which add their own version of the Magicsig pubkey
1445 Event::handle('EndAttachPubkeyToUserXRD', array($magicsig, $xrd, $target));
1449 public function onGetLocalAttentions(Profile $actor, array $attention_uris, array &$mentions, array &$groups)
1451 list($groups, $mentions) = Ostatus_profile::filterAttention($actor, $attention_uris);
1454 // FIXME: Maybe this shouldn't be so authoritative that it breaks other remote profile lookups?
1455 static public function onCheckActivityAuthorship(Activity $activity, Profile &$profile)
1458 $oprofile = Ostatus_profile::ensureProfileURL($profile->getUrl());
1459 $profile = $oprofile->checkAuthorship($activity);
1460 } catch (Exception $e) {
1461 common_log(LOG_ERR, 'Could not get a profile or check authorship ('.get_class($e).': "'.$e->getMessage().'") for activity ID: '.$activity->id);
1468 public function onProfileDeleteRelated($profile, &$related)
1470 // Ostatus_profile has a 'profile_id' property, which will be used to find the object
1471 $related[] = 'Ostatus_profile';
1473 // Magicsig has a "user_id" column instead, so we have to delete it more manually:
1474 $magicsig = Magicsig::getKV('user_id', $profile->id);
1475 if ($magicsig instanceof Magicsig) {
1476 $magicsig->delete();
1481 public function onSalmonSlap($endpoint_uri, MagicEnvelope $magic_env, Profile $target=null)
1484 $envxml = $magic_env->toXML($target);
1485 } catch (Exception $e) {
1486 common_log(LOG_ERR, sprintf('Could not generate Magic Envelope XML for profile id=='.$target->getID().': '.$e->getMessage()));
1490 $headers = array('Content-Type: application/magic-envelope+xml');
1493 $client = new HTTPClient();
1494 $client->setBody($envxml);
1495 $response = $client->post($endpoint_uri, $headers);
1496 } catch (Exception $e) {
1497 common_log(LOG_ERR, "Salmon post to $endpoint_uri failed: " . $e->getMessage());
1500 if ($response->getStatus() === 422) {
1501 common_debug(sprintf('Salmon (from profile %d) endpoint %s returned status %s. We assume it is a Diaspora seed; will adapt and try again if that plugin is enabled!', $magic_env->getActor()->getID(), $endpoint_uri, $response->getStatus()));
1505 // The different kinds of accepted responses...
1506 // 200 OK means it's all ok
1507 // 201 Created is what Mastodon returns when it's ok
1508 // 202 Accepted is what we get from Diaspora, also good
1509 if (!in_array($response->getStatus(), array(200, 201, 202))) {
1510 common_log(LOG_ERR, sprintf('Salmon (from profile %d) endpoint %s returned status %s: %s',
1511 $magic_env->getActor()->getID(), $endpoint_uri, $response->getStatus(), $response->getBody()));
1515 // Since we completed the salmon slap, we discontinue the event
1519 public function onCronDaily()
1522 $sub = FeedSub::renewalCheck();
1523 } catch (NoResultException $e) {
1524 common_log(LOG_INFO, "There were no expiring feeds.");
1528 $qm = QueueManager::get();
1529 while ($sub->fetch()) {
1530 $item = array('feedsub_id' => $sub->id);
1531 $qm->enqueue($item, 'pushrenew');