public static function fromUrl($url, $depth = 0)
{
common_debug('MentionURL: trying to find a profile for ' . $url);
$url = preg_replace('#https?://#', 'https://', $url);
try {
$profile = Profile::fromUri($url);
} catch (UnknownUriException $ex) {
}
if (!$profile instanceof Profile) {
$profile = self::findProfileByProfileURL($url);
}
$url = str_replace('https://', 'http://', $url);
if (!$profile instanceof Profile) {
try {
$profile = Profile::fromUri($url);
} catch (UnknownUriException $ex) {
}
}
if (!$profile instanceof Profile) {
$profile = self::findProfileByProfileURL($url);
}
if (!$profile instanceof Profile) {
$hcard = mention_url_representative_hcard($url);
if (!$hcard) {
return null;
}
$mention_profile = new Mention_url_profile();
$mention_profile->query('BEGIN');
$profile = new Profile();
$profile->profileurl = $hcard['url'][0];
$profile->fullname = $hcard['name'][0];
preg_match('/\\/([^\\/]+)\\/*$/', $profile->profileurl, $matches);
if (!$hcard['nickname']) {
$hcard['nickname'] = array($matches[1]);
}
$profile->nickname = $hcard['nickname'][0];
$profile->created = common_sql_now();
$mention_profile->profile_id = $profile->insert();
if (!$mention_profile->profile_id) {
$mention_profile->query('ROLLBACK');
return null;
}
$mention_profile->profileurl = $profile->profileurl;
if (!$mention_profile->insert()) {
$mention_profile->query('ROLLBACK');
if ($depth > 0) {
return null;
} else {
return self::fromUrl($url, $depth + 1);
}
} else {
$mention_profile->query('COMMIT');
}
}
return $profile;
}
protected function doPreparation()
{
$id = $this->trimmed('id');
$uri = $this->trimmed('uri');
if (!empty($id)) {
$this->target = Profile::getKV('id', $id);
if (!$this->target instanceof Profile) {
// TRANS: Client error displayed when referring to non-existing profile ID.
$this->clientError(_('No profile with that ID.'));
}
} elseif (!empty($uri)) {
$this->target = Profile::fromUri($uri);
} else {
// TRANS: Client error displayed when trying to tag a user but no ID or profile is provided.
$this->clientError(_('No profile identifier provided.'));
}
if (!$this->scoped->canTag($this->target)) {
// TRANS: Client error displayed when trying to tag a user that cannot be tagged.
$this->clientError(_('You cannot tag this user.'));
}
$this->formOpts = $this->target;
return true;
}
function subscribeProfile($user, $author, $activity)
{
$profile = $user->getProfile();
if ($activity->objects[0]->id == $author->id) {
if (!$this->trusted) {
// TRANS: Client exception thrown when trying to force a subscription for an untrusted user.
throw new ClientException(_('Cannot force subscription for untrusted user.'));
}
$other = $activity->actor;
$otherUser = User::getKV('uri', $other->id);
if (!$otherUser instanceof User) {
// TRANS: Client exception thrown when trying to force a remote user to subscribe.
throw new Exception(_('Cannot force remote user to subscribe.'));
}
$otherProfile = $otherUser->getProfile();
// XXX: don't do this for untrusted input!
Subscription::ensureStart($otherProfile, $profile);
} else {
if (empty($activity->actor) || $activity->actor->id == $author->id) {
$other = $activity->objects[0];
try {
$otherProfile = Profile::fromUri($other->id);
// TRANS: Client exception thrown when trying to subscribe to an unknown profile.
} catch (UnknownUriException $e) {
// Let's convert it to a client exception instead of server.
throw new ClientException(_('Unknown profile.'));
}
Subscription::ensureStart($profile, $otherProfile);
} else {
// TRANS: Client exception thrown when trying to import an event not related to the importing user.
throw new Exception(_('This activity seems unrelated to our user.'));
}
}
}
/**
* Add a new subscription
*
* Handling the POST method for AtomPub
*
* @return void
*/
function addSubscription()
{
if (empty($this->auth_user) || $this->auth_user->id != $this->_profile->id) {
// TRANS: Client exception thrown when trying to subscribe another user.
throw new ClientException(_("Cannot add someone else's" . " subscription."), 403);
}
$xml = file_get_contents('php://input');
$dom = DOMDocument::loadXML($xml);
if ($dom->documentElement->namespaceURI != Activity::ATOM || $dom->documentElement->localName != 'entry') {
// TRANS: Client error displayed when not using an Atom entry.
$this->clientError(_('Atom post must be an Atom entry.'));
}
$activity = new Activity($dom->documentElement);
$sub = null;
if (Event::handle('StartAtomPubNewActivity', array(&$activity))) {
if ($activity->verb != ActivityVerb::FOLLOW) {
// TRANS: Client error displayed when not using the follow verb.
$this->clientError(_('Can only handle Follow activities.'));
}
$person = $activity->objects[0];
if ($person->type != ActivityObject::PERSON) {
// TRANS: Client exception thrown when subscribing to an object that is not a person.
$this->clientError(_('Can only follow people.'));
}
// XXX: OStatus discovery (maybe)
try {
$profile = Profile::fromUri($person->id);
} catch (UnknownUriException $e) {
// TRANS: Client exception thrown when subscribing to a non-existing profile.
// TRANS: %s is the unknown profile ID.
$this->clientError(sprintf(_('Unknown profile %s.'), $person->id));
}
try {
$sub = Subscription::start($this->_profile, $profile);
} catch (AlreadyFulfilledException $e) {
// 409 Conflict
$this->clientError($e->getMessage(), 409);
}
Event::handle('EndAtomPubNewActivity', array($activity, $sub));
}
if (!empty($sub)) {
$act = $sub->asActivity();
header('Content-Type: application/atom+xml; charset=utf-8');
header('Content-Location: ' . $act->selfLink);
$this->startXML();
$this->raw($act->asString(true, true, true));
$this->endXML();
}
}
$notice_id = get_option_value('--notice');
$notice = Notice::getKV('id', $notice_id);
$profile = $notice->getProfile();
$entry = $notice->asAtomEntry(true);
echo "== Original entry ==\n\n";
print $entry;
print "\n\n";
$magic_env = MagicEnvelope::signAsUser($entry, $profile->getUser());
$envxml = $magic_env->toXML();
echo "== Signed envelope ==\n\n";
print $envxml;
print "\n\n";
echo "== Testing local verification ==\n\n";
$magic_env = new MagicEnvelope($envxml);
$activity = new Activity($magic_env->getPayload()->documentElement);
$actprofile = Profile::fromUri($activity->actor->id);
$ok = $magic_env->verify($actprofile);
if ($ok) {
print "OK\n\n";
} else {
print "FAIL\n\n";
}
if (have_option('--verify')) {
$url = 'http://www.madebymonsieur.com/ostatus_discovery/magic_env/validate/';
echo "== Testing remote verification ==\n\n";
print "Sending for verification to {$url} ...\n";
$client = new HTTPClient();
$response = $client->post($url, array(), array('magic_env' => $envxml));
print $response->getStatus() . "\n\n";
print $response->getBody() . "\n\n";
}
function postNote($activity)
{
$note = $activity->objects[0];
// Use summary as fallback for content
if (!empty($note->content)) {
$sourceContent = $note->content;
} else {
if (!empty($note->summary)) {
$sourceContent = $note->summary;
} else {
if (!empty($note->title)) {
$sourceContent = $note->title;
} else {
// @fixme fetch from $sourceUrl?
// TRANS: Client error displayed when posting a notice without content through the API.
// TRANS: %d is the notice ID (number).
$this->clientError(sprintf(_('No content for notice %d.'), $note->id));
}
}
}
// Get (safe!) HTML and text versions of the content
$rendered = common_purify($sourceContent);
$content = common_strip_html($rendered);
$shortened = $this->auth_user->shortenLinks($content);
$options = array('is_local' => Notice::LOCAL_PUBLIC, 'rendered' => $rendered, 'replies' => array(), 'groups' => array(), 'tags' => array(), 'urls' => array());
// accept remote URI (not necessarily a good idea)
common_debug("Note ID is {$note->id}");
if (!empty($note->id)) {
$notice = Notice::getKV('uri', trim($note->id));
if (!empty($notice)) {
// TRANS: Client error displayed when using another format than AtomPub.
// TRANS: %s is the notice URI.
$this->clientError(sprintf(_('Notice with URI "%s" already exists.'), $note->id));
}
common_log(LOG_NOTICE, "Saving client-supplied notice URI '{$note->id}'");
$options['uri'] = $note->id;
}
// accept remote create time (also maybe not such a good idea)
if (!empty($activity->time)) {
common_log(LOG_NOTICE, "Saving client-supplied create time {$activity->time}");
$options['created'] = common_sql_date($activity->time);
}
// Check for optional attributes...
if ($activity->context instanceof ActivityContext) {
foreach ($activity->context->attention as $uri => $type) {
try {
$profile = Profile::fromUri($uri);
if ($profile->isGroup()) {
$options['groups'][] = $profile->id;
} else {
$options['replies'][] = $uri;
}
} catch (UnknownUriException $e) {
common_log(LOG_WARNING, sprintf('AtomPub post with unknown attention URI %s', $uri));
}
}
// Maintain direct reply associations
// @fixme what about conversation ID?
if (!empty($activity->context->replyToID)) {
$orig = Notice::getKV('uri', $activity->context->replyToID);
if (!empty($orig)) {
$options['reply_to'] = $orig->id;
}
}
$location = $activity->context->location;
if ($location) {
$options['lat'] = $location->lat;
$options['lon'] = $location->lon;
if ($location->location_id) {
$options['location_ns'] = $location->location_ns;
$options['location_id'] = $location->location_id;
}
}
}
// Atom categories <-> hashtags
foreach ($activity->categories as $cat) {
if ($cat->term) {
$term = common_canonical_tag($cat->term);
if ($term) {
$options['tags'][] = $term;
}
}
}
// Atom enclosures -> attachment URLs
foreach ($activity->enclosures as $href) {
// @fixme save these locally or....?
$options['urls'][] = $href;
}
$saved = Notice::saveNew($this->target->id, $content, 'atompub', $options);
return $saved;
}
/**
* Save reply records indicating that this notice needs to be
* delivered to the local users with the given URIs.
*
* Since this is expected to be used when saving foreign-sourced
* messages, we won't deliver to any remote targets as that's the
* source service's responsibility.
*
* Mail notifications etc will be handled later.
*
* @param array $uris Array of unique identifier URIs for recipients
*/
function saveKnownReplies(array $uris)
{
if (empty($uris)) {
return;
}
$sender = $this->getProfile();
foreach (array_unique($uris) as $uri) {
try {
$profile = Profile::fromUri($uri);
} catch (UnknownUriException $e) {
common_log(LOG_WARNING, "Unable to determine profile for URI '{$uri}'");
continue;
}
if ($profile->hasBlocked($sender)) {
common_log(LOG_INFO, "Not saving reply to profile {$profile->id} ({$uri}) from sender {$sender->id} because of a block.");
continue;
}
$this->saveReply($profile->getID());
self::blow('reply:stream:%d', $profile->getID());
}
}
function subscribeProfile($user, $author, $activity)
{
$profile = $user->getProfile();
if ($activity->objects[0]->id == $author->id) {
if (!$this->trusted) {
// TRANS: Client exception thrown when trying to force a subscription for an untrusted user.
throw new ClientException(_("Cannot force subscription for untrusted user."));
}
$other = $activity->actor;
$otherUser = User::staticGet('uri', $other->id);
if (!empty($otherUser)) {
$otherProfile = $otherUser->getProfile();
} else {
// TRANS: Client exception thrown when trying to for a remote user to subscribe.
throw new Exception(_("Cannot force remote user to subscribe."));
}
// XXX: don't do this for untrusted input!
Subscription::start($otherProfile, $profile);
} else {
if (empty($activity->actor) || $activity->actor->id == $author->id) {
$other = $activity->objects[0];
$otherProfile = Profile::fromUri($other->id);
if (empty($otherProfile)) {
// TRANS: Client exception thrown when trying to subscribe to an unknown profile.
throw new ClientException(_("Unknown profile."));
}
Subscription::start($profile, $otherProfile);
} else {
// TRANS: Client exception thrown when trying to import an event not related to the importing user.
throw new Exception(_("This activity seems unrelated to our user."));
}
}
}
function moveActivity($act, $sink, $user, $remote)
{
if (empty($user)) {
// TRANS: Exception thrown if a non-existing user is provided. %s is a user ID.
throw new Exception(sprintf(_('No such user "%s".'), $act->actor->id));
}
switch ($act->verb) {
/* case ActivityVerb::FAVORITE:
$this->log(LOG_INFO,
"Moving favorite of {$act->objects[0]->id} by ".
"{$act->actor->id} to {$remote->nickname}.");
// push it, then delete local
$sink->postActivity($act);
$notice = Notice::getKV('uri', $act->objects[0]->id);
if (!empty($notice)) {
$fave = Fave::pkeyGet(array('user_id' => $user->id,
'notice_id' => $notice->id));
$fave->delete();
}
break;*/
case ActivityVerb::POST:
$this->log(LOG_INFO, "Moving notice {$act->objects[0]->id} by " . "{$act->actor->id} to {$remote->nickname}.");
// XXX: send a reshare, not a post
$sink->postActivity($act);
$notice = Notice::getKV('uri', $act->objects[0]->id);
if (!empty($notice)) {
$notice->delete();
}
break;
case ActivityVerb::JOIN:
$this->log(LOG_INFO, "Moving group join of {$act->objects[0]->id} by " . "{$act->actor->id} to {$remote->nickname}.");
$sink->postActivity($act);
$group = User_group::getKV('uri', $act->objects[0]->id);
if (!empty($group)) {
$user->leaveGroup($group);
}
break;
case ActivityVerb::FOLLOW:
if ($act->actor->id === $user->getUri()) {
$this->log(LOG_INFO, "Moving subscription to {$act->objects[0]->id} by " . "{$act->actor->id} to {$remote->nickname}.");
$sink->postActivity($act);
try {
$other = Profile::fromUri($act->objects[0]->id);
Subscription::cancel($user->getProfile(), $other);
} catch (UnknownUriException $e) {
// Can't cancel subscription if we don't know who to alert
}
} else {
$otherUser = User::getKV('uri', $act->actor->id);
if (!empty($otherUser)) {
$this->log(LOG_INFO, "Changing sub to {$act->objects[0]->id}" . "by {$act->actor->id} to {$remote->nickname}.");
$otherProfile = $otherUser->getProfile();
Subscription::ensureStart($otherProfile, $remote);
Subscription::cancel($otherProfile, $user->getProfile());
} else {
$this->log(LOG_NOTICE, "Not changing sub to {$act->objects[0]->id}" . "by remote {$act->actor->id} " . "to {$remote->nickname}.");
}
}
break;
}
}
/**
* Save a bookmark from an activity
*
* @param Activity $activity Activity to save
* @param Profile $actor Profile to use as author
* @param array $options Options to pass to bookmark-saving code
*
* @return Notice resulting notice
*/
function saveNoticeFromActivity(Activity $activity, Profile $actor, array $options = array())
{
$bookmark = $activity->objects[0];
$relLinkEls = ActivityUtils::getLinks($bookmark->element, 'related');
if (count($relLinkEls) < 1) {
// TRANS: Client exception thrown when a bookmark is formatted incorrectly.
throw new ClientException(_m('Expected exactly 1 link ' . 'rel=related in a Bookmark.'));
}
if (count($relLinkEls) > 1) {
common_log(LOG_WARNING, "Got too many link rel=related in a Bookmark.");
}
$linkEl = $relLinkEls[0];
$url = $linkEl->getAttribute('href');
$tags = array();
foreach ($activity->categories as $category) {
$tags[] = common_canonical_tag($category->term);
}
if (!empty($activity->time)) {
$options['created'] = common_sql_date($activity->time);
}
// Fill in location if available
$location = $activity->context->location;
if ($location) {
$options['lat'] = $location->lat;
$options['lon'] = $location->lon;
if ($location->location_id) {
$options['location_ns'] = $location->location_ns;
$options['location_id'] = $location->location_id;
}
}
$options['groups'] = array();
$options['replies'] = array();
// TODO: context->attention
foreach ($activity->context->attention as $attnUrl => $type) {
try {
$other = Profile::fromUri($attnUrl);
if ($other->isGroup()) {
$options['groups'][] = $other->id;
} else {
$options['replies'][] = $attnUrl;
}
} catch (UnknownUriException $e) {
// We simply don't know this URI, despite lookup attempts.
}
}
// Maintain direct reply associations
// @fixme what about conversation ID?
if (!empty($activity->context->replyToID)) {
$orig = Notice::getKV('uri', $activity->context->replyToID);
if (!empty($orig)) {
$options['reply_to'] = $orig->id;
}
}
return Bookmark::saveNew($actor, $bookmark->title, $url, $tags, $bookmark->summary, $options);
}
function linkback_profile($entry, $mf2, $response, $target)
{
if (isset($entry['properties']['author']) && isset($entry['properties']['author'][0]['properties'])) {
$author = $entry['properties']['author'][0]['properties'];
} else {
$author = linkback_hcard($mf2, $response->getEffectiveUrl());
}
if (!$author) {
$author = array('name' => array($entry['name']));
}
if (!$author['url']) {
$author['url'] = array($response->getEffectiveUrl());
}
$user = User::getKV('uri', $author['url'][0]);
if ($user instanceof User) {
common_log(LOG_INFO, "Linkback: ignoring linkback from local user: {$url}");
return true;
}
try {
$profile = Profile::fromUri($author['url'][0]);
} catch (UnknownUriException $ex) {
}
if (!$profile instanceof Profile) {
$profile = Profile::getKV('profileurl', $author['url'][0]);
}
if (!$profile instanceof Profile) {
$profile = new Profile();
$profile->profileurl = $author['url'][0];
$profile->fullname = $author['name'][0];
$profile->nickname = $author['nickname'] ? $author['nickname'][0] : str_replace(' ', '', $author['name'][0]);
$profile->created = common_sql_now();
$profile->insert();
}
return array($profile, $author);
}
