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));
return;
}
}
}
// Get (safe!) HTML and text versions of the content
$rendered = $this->purify($sourceContent);
$content = html_entity_decode(strip_tags($rendered), ENT_QUOTES, 'UTF-8');
$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)) {
$notice = Notice::staticGet('uri', trim($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.'), $note->id));
return;
}
common_log(LOG_NOTICE, "Saving client-supplied notice URI '{$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 (!empty($activity->context)) {
foreach ($activity->context->attention as $uri) {
$profile = Profile::fromURI($uri);
if (!empty($profile)) {
$options['replies'][] = $uri;
} else {
$group = User_group::staticGet('uri', $uri);
if (!empty($group)) {
$options['groups'][] = $group->id;
} else {
// @fixme: hook for discovery here
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::staticGet('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->user->id, $content, 'atompub', $options);
return $saved;
}
function moveActivity($act, $sink, $user, $remote)
{
if (empty($user)) {
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::staticGet('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::staticGet('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::staticGet('uri', $act->objects[0]->id);
if (!empty($group)) {
Group_member::leave($group->id, $user->id);
}
break;
case ActivityVerb::FOLLOW:
if ($act->actor->id == $user->uri) {
$this->log(LOG_INFO, "Moving subscription to {$act->objects[0]->id} by " . "{$act->actor->id} to {$remote->nickname}.");
$sink->postActivity($act);
$other = Profile::fromURI($act->objects[0]->id);
if (!empty($other)) {
Subscription::cancel($user->getProfile(), $other);
}
} else {
$otherUser = User::staticGet('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 = $otherUser->getProfile();
Subscription::start($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 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 of unique identifier URIs for recipients
*/
function saveKnownReplies($uris)
{
if (empty($uris)) {
return;
}
$sender = Profile::staticGet($this->profile_id);
foreach (array_unique($uris) as $uri) {
$profile = Profile::fromURI($uri);
if (empty($profile)) {
common_log(LOG_WARNING, "Unable to determine profile for URI '{$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->id);
self::blow('reply:stream:%d', $profile->id);
}
return;
}
/**
* Save reply records indicating that this notice needs to be
* delivered to the local users with the given URIs.
*
* Since this is expected to be used when saving foreign-sourced
* messages, we won't deliver to any remote targets as that's the
* source service's responsibility.
*
* Mail notifications etc will be handled later.
*
* @param array of unique identifier URIs for recipients
*/
function saveKnownReplies($uris)
{
if (empty($uris)) {
return;
}
$sender = Profile::staticGet($this->profile_id);
foreach (array_unique($uris) as $uri) {
$profile = Profile::fromURI($uri);
if (empty($profile)) {
common_log(LOG_WARNING, "Unable to determine profile for URI '{$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;
}
$reply = new Reply();
$reply->notice_id = $this->id;
$reply->profile_id = $profile->id;
common_log(LOG_INFO, __METHOD__ . ": saving reply: notice {$this->id} to profile {$profile->id}");
$id = $reply->insert();
}
return;
}
/**
* Save a bookmark from an activity
*
* @param Activity $activity Activity to save
* @param Profile $profile Profile to use as author
* @param array $options Options to pass to bookmark-saving code
*
* @return Notice resulting notice
*/
function saveNoticeFromActivity($activity, $profile, $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;
}
}
$replies = $activity->context->attention;
$options['groups'] = array();
$options['replies'] = array();
foreach ($replies as $replyURI) {
$other = Profile::fromURI($replyURI);
if (!empty($other)) {
$options['replies'][] = $replyURI;
} else {
$group = User_group::staticGet('uri', $replyURI);
if (!empty($group)) {
$options['groups'][] = $replyURI;
}
}
}
// Maintain direct reply associations
// @fixme what about conversation ID?
if (!empty($activity->context->replyToID)) {
$orig = Notice::staticGet('uri', $activity->context->replyToID);
if (!empty($orig)) {
$options['reply_to'] = $orig->id;
}
}
return Bookmark::saveNew($profile, $bookmark->title, $url, $tags, $bookmark->summary, $options);
}
