/**
* Convert a notice into an activity for export.
*
* @param Profile $scoped The currently logged in/scoped profile
*
* @return Activity activity object representing this Notice.
*/
function asActivity(Profile $scoped = null)
{
$act = self::cacheGet(Cache::codeKey('notice:as-activity:' . $this->id));
if ($act instanceof Activity) {
return $act;
}
$act = new Activity();
if (Event::handle('StartNoticeAsActivity', array($this, $act, $scoped))) {
$act->id = $this->uri;
$act->time = strtotime($this->created);
try {
$act->link = $this->getUrl();
} catch (InvalidUrlException $e) {
// The notice is probably a share or similar, which don't
// have a representational URL of their own.
}
$act->content = common_xml_safe_str($this->getRendered());
$profile = $this->getProfile();
$act->actor = $profile->asActivityObject();
$act->actor->extra[] = $profile->profileInfo($scoped);
$act->verb = $this->verb;
if (!$this->repeat_of) {
$act->objects[] = $this->asActivityObject();
}
// XXX: should this be handled by default processing for object entry?
// Categories
$tags = $this->getTags();
foreach ($tags as $tag) {
$cat = new AtomCategory();
$cat->term = $tag;
$act->categories[] = $cat;
}
// Enclosures
// XXX: use Atom Media and/or File activity objects instead
$attachments = $this->attachments();
foreach ($attachments as $attachment) {
// Include local attachments in Activity
if (!empty($attachment->filename)) {
$act->enclosures[] = $attachment->getEnclosure();
}
}
$ctx = new ActivityContext();
try {
$reply = $this->getParent();
$ctx->replyToID = $reply->getUri();
$ctx->replyToUrl = $reply->getUrl(true);
// true for fallback to local URL, less messy
} catch (NoParentNoticeException $e) {
// This is not a reply to something
} catch (NoResultException $e) {
// Parent notice was probably deleted
}
try {
$ctx->location = Notice_location::locFromStored($this);
} catch (ServerException $e) {
$ctx->location = null;
}
$conv = null;
if (!empty($this->conversation)) {
$conv = Conversation::getKV('id', $this->conversation);
if ($conv instanceof Conversation) {
$ctx->conversation = $conv->uri;
}
}
// This covers the legacy getReplies and getGroups too which get their data
// from entries stored via Notice::saveNew (which we want to move away from)...
foreach ($this->getAttentionProfiles() as $target) {
// User and group profiles which get the attention of this notice
$ctx->attention[$target->getUri()] = $target->getObjectType();
}
switch ($this->scope) {
case Notice::PUBLIC_SCOPE:
$ctx->attention[ActivityContext::ATTN_PUBLIC] = ActivityObject::COLLECTION;
break;
case Notice::FOLLOWER_SCOPE:
$surl = common_local_url("subscribers", array('nickname' => $profile->nickname));
$ctx->attention[$surl] = ActivityObject::COLLECTION;
break;
}
$act->context = $ctx;
$source = $this->getSource();
if ($source instanceof Notice_source) {
$act->generator = ActivityObject::fromNoticeSource($source);
}
// Source
$atom_feed = $profile->getAtomFeed();
if (!empty($atom_feed)) {
$act->source = new ActivitySource();
// XXX: we should store the actual feed ID
$act->source->id = $atom_feed;
// XXX: we should store the actual feed title
$act->source->title = $profile->getBestName();
$act->source->links['alternate'] = $profile->profileurl;
$act->source->links['self'] = $atom_feed;
$act->source->icon = $profile->avatarUrl(AVATAR_PROFILE_SIZE);
$notice = $profile->getCurrentNotice();
if ($notice instanceof Notice) {
$act->source->updated = self::utcDate($notice->created);
}
$user = User::getKV('id', $profile->id);
if ($user instanceof User) {
$act->source->links['license'] = common_config('license', 'url');
}
}
if ($this->isLocal()) {
$act->selfLink = common_local_url('ApiStatusesShow', array('id' => $this->id, 'format' => 'atom'));
$act->editLink = $act->selfLink;
}
Event::handle('EndNoticeAsActivity', array($this, $act, $scoped));
}
self::cacheSet(Cache::codeKey('notice:as-activity:' . $this->id), $act);
return $act;
}
function showItem($notice)
{
$profile = $notice->getProfile();
$nurl = common_local_url('shownotice', array('notice' => $notice->id));
$creator_uri = common_profile_uri($profile);
$this->elementStart('item', array('rdf:about' => $notice->uri, 'rdf:type' => 'http://rdfs.org/sioc/types#MicroblogPost'));
$title = $profile->nickname . ': ' . common_xml_safe_str(trim($notice->content));
$this->element('title', null, $title);
$this->element('link', null, $nurl);
$this->element('description', null, $profile->nickname . "'s status on " . common_exact_date($notice->created));
if ($notice->getRendered()) {
$this->element('content:encoded', null, common_xml_safe_str($notice->getRendered()));
}
$this->element('dc:date', null, common_date_w3dtf($notice->created));
$this->element('dc:creator', null, $profile->fullname ? $profile->fullname : $profile->nickname);
$this->element('foaf:maker', array('rdf:resource' => $creator_uri));
$this->element('sioc:has_creator', array('rdf:resource' => $creator_uri . '#acct'));
try {
$location = Notice_location::locFromStored($notice);
if (isset($location->lat) && isset($location->lon)) {
$location_uri = $location->getRdfURL();
$attrs = array('geo:lat' => $location->lat, 'geo:long' => $location->lon);
if (strlen($location_uri)) {
$attrs['rdf:resource'] = $location_uri;
}
$this->element('statusnet:origin', $attrs);
}
} catch (ServerException $e) {
// No result, so no location data
}
$this->element('statusnet:postIcon', array('rdf:resource' => $profile->avatarUrl()));
$this->element('cc:licence', array('rdf:resource' => common_config('license', 'url')));
if ($notice->reply_to) {
$replyurl = common_local_url('shownotice', array('notice' => $notice->reply_to));
$this->element('sioc:reply_of', array('rdf:resource' => $replyurl));
}
if (!empty($notice->conversation)) {
$conversationurl = common_local_url('conversation', array('id' => $notice->conversation));
$this->element('sioc:has_discussion', array('rdf:resource' => $conversationurl));
}
$attachments = $notice->attachments();
if ($attachments) {
foreach ($attachments as $attachment) {
try {
$enclosure = $attachment->getEnclosure();
$attribs = array('rdf:resource' => $enclosure->url);
if ($enclosure->title) {
$attribs['dc:title'] = $enclosure->title;
}
if ($enclosure->modified) {
$attribs['dc:date'] = common_date_w3dtf($enclosure->modified);
}
if ($enclosure->size) {
$attribs['enc:length'] = $enclosure->size;
}
if ($enclosure->mimetype) {
$attribs['enc:type'] = $enclosure->mimetype;
}
$this->element('enc:enclosure', $attribs);
} catch (ServerException $e) {
// There was not enough metadata available
}
$this->element('sioc:links_to', array('rdf:resource' => $attachment->url));
}
}
$tag = new Notice_tag();
$tag->notice_id = $notice->id;
if ($tag->find()) {
$entry['tags'] = array();
while ($tag->fetch()) {
$tagpage = common_local_url('tag', array('tag' => $tag->tag));
if (in_array($tag, $this->tags_already_output)) {
$this->element('ctag:tagged', array('rdf:resource' => $tagpage . '#concept'));
continue;
}
$tagrss = common_local_url('tagrss', array('tag' => $tag->tag));
$this->elementStart('ctag:tagged');
$this->elementStart('ctag:Tag', array('rdf:about' => $tagpage . '#concept', 'ctag:label' => $tag->tag));
$this->element('foaf:page', array('rdf:resource' => $tagpage));
$this->element('rdfs:seeAlso', array('rdf:resource' => $tagrss));
$this->elementEnd('ctag:Tag');
$this->elementEnd('ctag:tagged');
$this->tags_already_output[] = $tag->tag;
}
}
$this->elementEnd('item');
$this->creators[$creator_uri] = $profile;
}
function twitterRssEntryArray($notice)
{
$entry = array();
if (Event::handle('StartRssEntryArray', array($notice, &$entry))) {
$profile = $notice->getProfile();
// We trim() to avoid extraneous whitespace in the output
$entry['content'] = common_xml_safe_str(trim($notice->getRendered()));
$entry['title'] = $profile->nickname . ': ' . common_xml_safe_str(trim($notice->content));
$entry['link'] = common_local_url('shownotice', array('notice' => $notice->id));
$entry['published'] = common_date_iso8601($notice->created);
$taguribase = TagURI::base();
$entry['id'] = "tag:{$taguribase}:{$entry['link']}";
$entry['updated'] = $entry['published'];
$entry['author'] = $profile->getBestName();
// Enclosures
$attachments = $notice->attachments();
$enclosures = array();
foreach ($attachments as $attachment) {
try {
$enclosure_o = $attachment->getEnclosure();
$enclosure = array();
$enclosure['url'] = $enclosure_o->url;
$enclosure['mimetype'] = $enclosure_o->mimetype;
$enclosure['size'] = $enclosure_o->size;
$enclosures[] = $enclosure;
} catch (ServerException $e) {
// There was not enough metadata available
}
}
if (!empty($enclosures)) {
$entry['enclosures'] = $enclosures;
}
// Tags/Categories
$tag = new Notice_tag();
$tag->notice_id = $notice->id;
if ($tag->find()) {
$entry['tags'] = array();
while ($tag->fetch()) {
$entry['tags'][] = $tag->tag;
}
}
$tag->free();
// RSS Item specific
$entry['description'] = $entry['content'];
$entry['pubDate'] = common_date_rfc2822($notice->created);
$entry['guid'] = $entry['link'];
try {
$notloc = Notice_location::locFromStored($notice);
// This is the format that GeoJSON expects stuff to be in.
// showGeoRSS() below uses it for XML output, so we reuse it
$entry['geo'] = array('type' => 'Point', 'coordinates' => array((double) $notloc->lat, (double) $notloc->lon));
} catch (ServerException $e) {
$entry['geo'] = null;
}
Event::handle('EndRssEntryArray', array($notice, &$entry));
}
return $entry;
}
/**
* Hook for adding extra JavaScript
*
* @param Action $action Action object for the page
*
* @return boolean event handler return
*/
function showScripts()
{
parent::showScripts();
$jsonArray = array();
while ($this->notice->fetch()) {
try {
$notloc = Notice_location::locFromStored($this->notice);
$jsonArray[] = $this->noticeAsJson($this->notice);
} catch (ServerException $e) {
// no location data
}
}
$this->inlineScript('$(document).ready(function() { ' . ' var _notices = ' . json_encode($jsonArray) . '; ' . 'showMapstraction($("#map_canvas"), _notices); });');
return true;
}
/**
* show the notice location
*
* shows the notice location in the correct language.
*
* If an URL is available, makes a link. Otherwise, just a span.
*
* @return void
*/
function showNoticeLocation()
{
return;
try {
$location = Notice_location::locFromStored($this->notice);
} catch (NoResultException $e) {
return;
} catch (ServerException $e) {
return;
}
$name = $location->getName();
$lat = $location->lat;
$lon = $location->lon;
$latlon = !empty($lat) && !empty($lon) ? $lat . ';' . $lon : '';
if (empty($name)) {
$latdms = $this->decimalDegreesToDMS(abs($lat));
$londms = $this->decimalDegreesToDMS(abs($lon));
// TRANS: Used in coordinates as abbreviation of north.
$north = _('N');
// TRANS: Used in coordinates as abbreviation of south.
$south = _('S');
// TRANS: Used in coordinates as abbreviation of east.
$east = _('E');
// TRANS: Used in coordinates as abbreviation of west.
$west = _('W');
$name = sprintf(_('%1$u°%2$u\'%3$u"%4$s %5$u°%6$u\'%7$u"%8$s'), $latdms['deg'], $latdms['min'], $latdms['sec'], $lat > 0 ? $north : $south, $londms['deg'], $londms['min'], $londms['sec'], $lon > 0 ? $east : $west);
}
$url = $location->getUrl();
$this->out->text(' ');
$this->out->elementStart('span', array('class' => 'location'));
// TRANS: Followed by geo location.
$this->out->text(_('at'));
$this->out->text(' ');
if (empty($url)) {
$this->out->element('abbr', array('class' => 'geo', 'title' => $latlon), $name);
} else {
$xstr = new XMLStringer(false);
$xstr->elementStart('a', array('href' => $url, 'rel' => 'external'));
$xstr->element('abbr', array('class' => 'geo', 'title' => $latlon), $name);
$xstr->elementEnd('a');
$this->out->raw($xstr->getString());
}
$this->out->elementEnd('span');
}
