gnu-social/plugins/OStatus/OStatusPlugin.php
Evan Prodromou 0a4911552e Move user xrd action to core and use hooks to extend
Moved the Webfinger user XRD action from the OStatus plugin to core.
Added hooks to add OStatus-specific stuff, but kept general stuff in
the core.
2010-11-26 21:38:38 -05:00

1055 lines
34 KiB
PHP

<?php
/*
* StatusNet - the distributed open-source microblogging tool
* 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
* 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/>.
*/
/**
* @package OStatusPlugin
* @maintainer Brion Vibber <brion@status.net>
*/
if (!defined('STATUSNET')) {
exit(1);
}
set_include_path(get_include_path() . PATH_SEPARATOR . dirname(__FILE__) . '/extlib/');
class FeedSubException extends Exception
{
function __construct($msg=null)
{
$type = get_class($this);
if ($msg) {
parent::__construct("$type: $msg");
} else {
parent::__construct($type);
}
}
}
class OStatusPlugin extends Plugin
{
/**
* Hook for RouterInitialized event.
*
* @param Net_URL_Mapper $m path-to-action mapper
* @return boolean hook return
*/
function onRouterInitialized($m)
{
// Discovery actions
$m->connect('main/xrd',
array('action' => 'userxrd'));
$m->connect('main/ownerxrd',
array('action' => 'ownerxrd'));
$m->connect('main/ostatus',
array('action' => 'ostatusinit'));
$m->connect('main/ostatus?nickname=:nickname',
array('action' => 'ostatusinit'), array('nickname' => '[A-Za-z0-9_-]+'));
$m->connect('main/ostatus?group=:group',
array('action' => 'ostatusinit'), array('group' => '[A-Za-z0-9_-]+'));
$m->connect('main/ostatussub',
array('action' => 'ostatussub'));
$m->connect('main/ostatusgroup',
array('action' => 'ostatusgroup'));
// PuSH actions
$m->connect('main/push/hub', array('action' => 'pushhub'));
$m->connect('main/push/callback/:feed',
array('action' => 'pushcallback'),
array('feed' => '[0-9]+'));
// Salmon endpoint
$m->connect('main/salmon/user/:id',
array('action' => 'usersalmon'),
array('id' => '[0-9]+'));
$m->connect('main/salmon/group/:id',
array('action' => 'groupsalmon'),
array('id' => '[0-9]+'));
return true;
}
/**
* Set up queue handlers for outgoing hub pushes
* @param QueueManager $qm
* @return boolean hook return
*/
function onEndInitializeQueueManager(QueueManager $qm)
{
// Prepare outgoing distributions after notice save.
$qm->connect('ostatus', 'OStatusQueueHandler');
// Outgoing from our internal PuSH hub
$qm->connect('hubconf', 'HubConfQueueHandler');
$qm->connect('hubprep', 'HubPrepQueueHandler');
$qm->connect('hubout', 'HubOutQueueHandler');
// Outgoing Salmon replies (when we don't need a return value)
$qm->connect('salmon', 'SalmonQueueHandler');
// Incoming from a foreign PuSH hub
$qm->connect('pushin', 'PushInQueueHandler');
return true;
}
/**
* Put saved notices into the queue for pubsub distribution.
*/
function onStartEnqueueNotice($notice, &$transports)
{
if ($notice->isLocal()) {
// put our transport first, in case there's any conflict (like OMB)
array_unshift($transports, 'ostatus');
}
return true;
}
/**
* Add a link header for LRDD Discovery
*/
function onStartShowHTML($action)
{
if ($action instanceof ShowstreamAction) {
$acct = 'acct:'. $action->profile->nickname .'@'. common_config('site', 'server');
$url = common_local_url('userxrd');
$url.= '?uri='. $acct;
header('Link: <'.$url.'>; rel="'. Discovery::LRDD_REL.'"; type="application/xrd+xml"');
}
}
/**
* Set up a PuSH hub link to our internal link for canonical timeline
* Atom feeds for users and groups.
*/
function onStartApiAtom($feed)
{
$id = null;
if ($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;
}
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::REL_SALMON));
// XXX: these are deprecated
$feed->addLink($salmon, array('rel' => Salmon::NS_REPLIES));
$feed->addLink($salmon, array('rel' => Salmon::NS_MENTIONS));
}
return true;
}
/**
* Automatically load the actions and libraries used by the plugin
*
* @param Class $cls the class
*
* @return boolean hook return
*
*/
function onAutoload($cls)
{
$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') {
$files[] = "$base/actions/" . substr($lower, 0, -6) . ".php";
}
foreach ($files as $file) {
if (file_exists($file)) {
include_once $file;
return false;
}
}
return true;
}
/**
* Add in an OStatus subscribe button
*/
function onStartProfileRemoteSubscribe($output, $profile)
{
$cur = common_current_user();
if (empty($cur)) {
// Add an OStatus subscribe
$output->elementStart('li', 'entity_subscribe');
$url = common_local_url('ostatusinit',
array('nickname' => $profile->nickname));
$output->element('a', array('href' => $url,
'class' => 'entity_remote_subscribe'),
// TRANS: Link description for link to subscribe to a remote user.
_m('Subscribe'));
$output->elementEnd('li');
}
return false;
}
function onStartGroupSubscribe($output, $group)
{
$cur = common_current_user();
if (empty($cur)) {
// Add an OStatus subscribe
$url = common_local_url('ostatusinit',
array('group' => $group->nickname));
$output->element('a', array('href' => $url,
'class' => 'entity_remote_subscribe'),
// TRANS: Link description for link to join a remote group.
_m('Join'));
}
return true;
}
/**
* Find any explicit remote mentions. Accepted forms:
* Webfinger: @user@example.com
* Profile link: @example.com/mublog/user
* @param Profile $sender (os user?)
* @param string $text input markup text
* @param array &$mention in/out param: set of found mentions
* @return boolean hook return value
*/
function onEndFindMentions($sender, $text, &$mentions)
{
$matches = array();
// Webfinger matches: @user@example.com
if (preg_match_all('!(?:^|\s+)@((?:\w+\.)*\w+@(?:\w+\-?\w+\.)*\w+(?:\w+\-\w+)*\.\w+)!',
$text,
$wmatches,
PREG_OFFSET_CAPTURE)) {
foreach ($wmatches[1] as $wmatch) {
list($target, $pos) = $wmatch;
$this->log(LOG_INFO, "Checking webfinger '$target'");
try {
$oprofile = Ostatus_profile::ensureWebfinger($target);
if ($oprofile && !$oprofile->isGroup()) {
$profile = $oprofile->localProfile();
$matches[$pos] = array('mentioned' => array($profile),
'text' => $target,
'position' => $pos,
'url' => $profile->profileurl);
}
} catch (Exception $e) {
$this->log(LOG_ERR, "Webfinger check failed: " . $e->getMessage());
}
}
}
// Profile matches: @example.com/mublog/user
if (preg_match_all('!(?:^|\s+)@((?:\w+\.)*\w+(?:\w+\-\w+)*\.\w+(?:/\w+)+)!',
$text,
$wmatches,
PREG_OFFSET_CAPTURE)) {
foreach ($wmatches[1] as $wmatch) {
list($target, $pos) = $wmatch;
$schemes = array('http', 'https');
foreach ($schemes as $scheme) {
$url = "$scheme://$target";
$this->log(LOG_INFO, "Checking profile address '$url'");
try {
$oprofile = Ostatus_profile::ensureProfileURL($url);
if ($oprofile && !$oprofile->isGroup()) {
$profile = $oprofile->localProfile();
$matches[$pos] = array('mentioned' => array($profile),
'text' => $target,
'position' => $pos,
'url' => $profile->profileurl);
break;
}
} catch (Exception $e) {
$this->log(LOG_ERR, "Profile check failed: " . $e->getMessage());
}
}
}
}
foreach ($mentions as $i => $other) {
// If we share a common prefix with a local user, override it!
$pos = $other['position'];
if (isset($matches[$pos])) {
$mentions[$i] = $matches[$pos];
unset($matches[$pos]);
}
}
foreach ($matches as $mention) {
$mentions[] = $mention;
}
return true;
}
/**
* Allow remote profile references to be used in commands:
* sub update@status.net
* whois evan@identi.ca
* reply http://identi.ca/evan hey what's up
*
* @param Command $command
* @param string $arg
* @param Profile &$profile
* @return hook return code
*/
function onStartCommandGetProfile($command, $arg, &$profile)
{
$oprofile = $this->pullRemoteProfile($arg);
if ($oprofile && !$oprofile->isGroup()) {
$profile = $oprofile->localProfile();
return false;
} else {
return true;
}
}
/**
* Allow remote group references to be used in commands:
* join group+statusnet@identi.ca
* join http://identi.ca/group/statusnet
* drop identi.ca/group/statusnet
*
* @param Command $command
* @param string $arg
* @param User_group &$group
* @return hook return code
*/
function onStartCommandGetGroup($command, $arg, &$group)
{
$oprofile = $this->pullRemoteProfile($arg);
if ($oprofile && $oprofile->isGroup()) {
$group = $oprofile->localGroup();
return false;
} else {
return true;
}
}
protected function pullRemoteProfile($arg)
{
$oprofile = null;
if (preg_match('!^((?:\w+\.)*\w+@(?:\w+\.)*\w+(?:\w+\-\w+)*\.\w+)$!', $arg)) {
// webfinger lookup
try {
return Ostatus_profile::ensureWebfinger($arg);
} catch (Exception $e) {
common_log(LOG_ERR, 'Webfinger lookup failed for ' .
$arg . ': ' . $e->getMessage());
}
}
// Look for profile URLs, with or without scheme:
$urls = array();
if (preg_match('!^https?://((?:\w+\.)*\w+(?:\w+\-\w+)*\.\w+(?:/\w+)+)$!', $arg)) {
$urls[] = $arg;
}
if (preg_match('!^((?:\w+\.)*\w+(?:\w+\-\w+)*\.\w+(?:/\w+)+)$!', $arg)) {
$schemes = array('http', 'https');
foreach ($schemes as $scheme) {
$urls[] = "$scheme://$arg";
}
}
foreach ($urls as $url) {
try {
return Ostatus_profile::ensureProfileURL($url);
} catch (Exception $e) {
common_log(LOG_ERR, 'Profile lookup failed for ' .
$arg . ': ' . $e->getMessage());
}
}
return null;
}
/**
* Make sure necessary tables are filled out.
*/
function onCheckSchema() {
$schema = Schema::get();
$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) {
$action->cssLink('plugins/OStatus/theme/base/css/ostatus.css');
return true;
}
function onEndShowStatusNetScripts($action) {
$action->script('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 ($notice->source == 'ostatus') {
if ($notice->url) {
$bits = parse_url($notice->url);
$domain = $bits['host'];
if (substr($domain, 0, 4) == 'www.') {
$name = substr($domain, 4);
} else {
$name = $domain;
}
$url = $notice->url;
// TRANSLATE: %s is a domain.
$title = sprintf(_m("Sent from %s via OStatus"), $domain);
return false;
}
}
return true;
}
/**
* 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, 'push');
} else {
common_log(LOG_DEBUG, "No ostatus profile for incoming feed $feedsub->uri");
}
}
/**
* Tell the FeedSub infrastructure whether we have any active OStatus
* usage for the feed; if not it'll be able to garbage-collect the
* feed subscription.
*
* @param FeedSub $feedsub
* @param integer $count in/out
* @return mixed hook return code
*/
function onFeedSubSubscriberCount($feedsub, &$count)
{
$oprofile = Ostatus_profile::staticGet('feeduri', $feedsub->uri);
if ($oprofile) {
$count += $oprofile->subscriberCount();
}
return true;
}
/**
* 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()) {
// TRANS: Exception.
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;
}
$sub = Subscription::pkeyGet(array('subscriber' => $subscriber->id,
'subscribed' => $other->id));
$act = $sub->asActivity();
$oprofile->notifyActivity($act, $subscriber);
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();
$act->title = _m('Unfollow');
// TRANS: Success message for unsubscribe from user attempt through OStatus.
// TRANS: %1$s is the unsubscriber's name, %2$s is the unsubscribed user's name.
$act->content = sprintf(_m('%1$s stopped following %2$s.'),
$profile->getBestName(),
$other->getBestName());
$act->actor = ActivityObject::fromProfile($profile);
$act->object = ActivityObject::fromProfile($other);
$oprofile->notifyActivity($act, $profile);
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.'));
}
// NOTE: we don't use Group_member::asActivity() since that record
// has not yet been created.
$member = Profile::staticGet($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();
$act->title = _m("Join");
// TRANS: Success message for subscribe to group attempt through OStatus.
// TRANS: %1$s is the member name, %2$s is the subscribed group's name.
$act->content = sprintf(_m('%1$s has joined group %2$s.'),
$member->getBestName(),
$oprofile->getBestName());
if ($oprofile->notifyActivity($act, $member)) {
return true;
} else {
$oprofile->garbageCollect();
// TRANS: Exception.
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.
$oprofile->garbageCollect();
$member = Profile::staticGet($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();
$act->title = _m("Leave");
// TRANS: Success message for unsubscribe from group attempt through OStatus.
// TRANS: %1$s is the member name, %2$s is the unsubscribed group's name.
$act->content = sprintf(_m('%1$s has left group %2$s.'),
$member->getBestName(),
$oprofile->getBestName());
$oprofile->notifyActivity($act, $member);
}
}
/**
* 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;
}
$fav = Fave::pkeyGet(array('user_id' => $user->id,
'notice_id' => $notice->id));
if (empty($fav)) {
// That's weird.
return true;
}
$act = $fav->asActivity();
$oprofile->notifyActivity($act, $profile);
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();
$act->title = _m('Disfavor');
// TRANS: Success message for remove a favorite notice through OStatus.
// TRANS: %1$s is the unfavoring user's name, %2$s is URI to the no longer favored notice.
$act->content = sprintf(_m('%1$s marked notice %2$s as no longer a favorite.'),
$profile->getBestName(),
$notice->uri);
$act->actor = ActivityObject::fromProfile($profile);
$act->object = ActivityObject::fromNotice($notice);
$oprofile->notifyActivity($act, $profile);
return true;
}
function onStartGetProfileUri($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)
{
$this->showEntityRemoteSubscribe($action);
return true;
}
function onStartShowUserGroupsContent($action)
{
$this->showEntityRemoteSubscribe($action, 'ostatusgroup');
return true;
}
function onEndShowSubscriptionsMiniList($action)
{
$this->showEntityRemoteSubscribe($action);
return true;
}
function onEndShowGroupsMiniList($action)
{
$this->showEntityRemoteSubscribe($action, 'ostatusgroup');
return true;
}
function showEntityRemoteSubscribe($action, $target='ostatussub')
{
$user = common_current_user();
if ($user && ($user->id == $action->profile->id)) {
$action->elementStart('div', 'entity_actions');
$action->elementStart('p', array('id' => 'entity_remote_subscribe',
'class' => 'entity_subscribe'));
$action->element('a', array('href' => common_local_url($target),
'class' => 'entity_remote_subscribe'),
// TRANS: Link text for link to remote subscribe.
_m('Remote'));
$action->elementEnd('p');
$action->elementEnd('div');
}
}
/**
* Ping remote profiles with updates to this profile.
* Salmon pings are queued for background processing.
*/
function onEndBroadcastProfile(Profile $profile)
{
$user = User::staticGet('id', $profile->id);
// Find foreign accounts I'm subscribed to that support Salmon pings.
//
// @fixme we could run updates through the PuSH feed too,
// in which case we can skip Salmon pings to folks who
// are also subscribed to me.
$sql = "SELECT * FROM ostatus_profile " .
"WHERE profile_id IN " .
"(SELECT subscribed FROM subscription WHERE subscriber=%d) " .
"OR group_id IN " .
"(SELECT group_id FROM group_member WHERE profile_id=%d)";
$oprofile = new Ostatus_profile();
$oprofile->query(sprintf($sql, $profile->id, $profile->id));
if ($oprofile->N == 0) {
common_log(LOG_DEBUG, "No OStatus remote subscribees for $profile->nickname");
return true;
}
$act = new Activity();
$act->verb = ActivityVerb::UPDATE_PROFILE;
$act->id = TagURI::mint('update-profile:%d:%s',
$profile->id,
common_date_iso8601(time()));
$act->time = time();
// TRANS: Title for activity.
$act->title = _m("Profile update");
// TRANS: Ping text for remote profile update through OStatus.
// TRANS: %s is user that updated their profile.
$act->content = sprintf(_m("%s has updated their profile page."),
$profile->getBestName());
$act->actor = ActivityObject::fromProfile($profile);
$act->object = $act->actor;
while ($oprofile->fetch()) {
$oprofile->notifyDeferred($act, $profile);
}
return true;
}
function onStartProfileListItemActionElements($item)
{
if (!common_logged_in()) {
$profileUser = User::staticGet('id', $item->profile->id);
if (!empty($profileUser)) {
$output = $item->out;
// Add an OStatus subscribe
$output->elementStart('li', 'entity_subscribe');
$url = common_local_url('ostatusinit',
array('nickname' => $profileUser->nickname));
$output->element('a', array('href' => $url,
'class' => 'entity_remote_subscribe'),
// TRANS: Link text for a user to subscribe to an OStatus user.
_m('Subscribe'));
$output->elementEnd('li');
}
}
return true;
}
function onPluginVersion(&$versions)
{
$versions[] = array('name' => 'OStatus',
'version' => STATUSNET_VERSION,
'author' => 'Evan Prodromou, James Walker, Brion Vibber, Zach Copley',
'homepage' => 'http://status.net/wiki/Plugin:OStatus',
// TRANS: Plugin description.
'rawdescription' => _m('Follow people across social networks that implement '.
'<a href="http://ostatus.org/">OStatus</a>.'));
return true;
}
/**
* Utility function to check if the given URI is a canonical group profile
* page, and if so return the ID number.
*
* @param string $url
* @return mixed int or false
*/
public static function localGroupFromUrl($url)
{
$group = User_group::staticGet('uri', $url);
if ($group) {
$local = Local_group::staticGet('group_id', $group->id);
if ($local) {
return $group->id;
}
} else {
// To find local groups which haven't had their uri fields filled out...
// If the domain has changed since a subscriber got the URI, it'll
// be broken.
$template = common_local_url('groupbyid', array('id' => '31337'));
$template = preg_quote($template, '/');
$template = str_replace('31337', '(\d+)', $template);
if (preg_match("/$template/", $url, $matches)) {
return intval($matches[1]);
}
}
return false;
}
public function onStartProfileGetAtomFeed($profile, &$feed)
{
$oprofile = Ostatus_profile::staticGet('profile_id', $profile->id);
if (empty($oprofile)) {
return true;
}
$feed = $oprofile->feeduri;
return false;
}
function onStartGetProfileFromURI($uri, &$profile) {
// XXX: do discovery here instead (OStatus_profile::ensureProfileURI($uri))
$oprofile = Ostatus_profile::staticGet('uri', $uri);
if (!empty($oprofile) && !$oprofile->isGroup()) {
$profile = $oprofile->localProfile();
return false;
}
return true;
}
function onStartHostMetaLinks(&$links) {
$url = common_local_url('userxrd');
$url.= '?uri={uri}';
$links[] = array('rel' => Discovery::LRDD_REL,
'template' => $url,
'title' => array('Resource Descriptor'));
}
function onEndXrdActionLinks(&$xrd, $user)
{
// Salmon
$salmon_url = common_local_url('usersalmon',
array('id' => $user->id));
$xrd->links[] = array('rel' => Salmon::REL_SALMON,
'href' => $salmon_url);
// XXX : Deprecated - to be removed.
$xrd->links[] = array('rel' => Salmon::NS_REPLIES,
'href' => $salmon_url);
$xrd->links[] = array('rel' => Salmon::NS_MENTIONS,
'href' => $salmon_url);
// Get this user's keypair
$magickey = Magicsig::staticGet('user_id', $user->id);
if (!$magickey) {
// No keypair yet, let's generate one.
$magickey = new Magicsig();
$magickey->generate($user->id);
}
$xrd->links[] = array('rel' => Magicsig::PUBLICKEYREL,
'href' => 'data:application/magic-public-key,'. $magickey->toString(false));
// TODO - finalize where the redirect should go on the publisher
$url = common_local_url('ostatussub') . '?profile={uri}';
$xrd->links[] = array('rel' => 'http://ostatus.org/schema/1.0/subscribe',
'template' => $url );
return true;
}
}