function handle($data)
{
list($user, $xml, $trusted) = $data;
try {
$doc = DOMDocument::loadXML($xml);
$feed = $doc->documentElement;
if ($feed->namespaceURI != Activity::ATOM || $feed->localName != 'feed') {
// TRANS: Client exception thrown when an imported feed is not an Atom feed.
throw new ClientException(_("Not an Atom feed."));
}
$author = ActivityUtils::getFeedAuthor($feed);
if (empty($author)) {
// TRANS: Client exception thrown when an imported feed does not have an author.
throw new ClientException(_("No author in the feed."));
}
if (empty($user)) {
if ($trusted) {
$user = $this->userFromAuthor($author);
} else {
// TRANS: Client exception thrown when an imported feed does not have an author that
// TRANS: can be associated with a user.
throw new ClientException(_("Cannot import without a user."));
}
}
$activities = $this->getActivities($feed);
$qm = QueueManager::get();
foreach ($activities as $activity) {
$qm->enqueue(array($user, $author, $activity, $trusted), 'actimp');
}
} catch (ClientException $ce) {
common_log(LOG_WARNING, $ce->getMessage());
return true;
} catch (ServerException $se) {
common_log(LOG_ERR, $ce->getMessage());
return false;
} catch (Exception $e) {
common_log(LOG_ERR, $ce->getMessage());
return false;
}
}
/**
* Look up and, if necessary, create an Ostatus_profile for the remote
* profile with the given RSS feed - actually loaded from the feed.
* This should never return null -- you will either get an object or
* an exception will be thrown.
*
* @param DOMElement $feedEl root element of a loaded RSS feed
* @param array $hints additional discovery information passed from higher levels
* @todo FIXME: Should this be marked public?
* @return Ostatus_profile
* @throws Exception
*/
public static function ensureRssChannel(DOMElement $feedEl, array $hints)
{
// Special-case for Posterous. They have some nice metadata in their
// posterous:author elements. We should use them instead of the channel.
$items = $feedEl->getElementsByTagName('item');
if ($items->length > 0) {
$item = $items->item(0);
$authorEl = ActivityUtils::child($item, ActivityObject::AUTHOR, ActivityObject::POSTEROUS);
if (!empty($authorEl)) {
$obj = ActivityObject::fromPosterousAuthor($authorEl);
// Posterous has multiple authors per feed, and multiple feeds
// per author. We check if this is the "main" feed for this author.
if (array_key_exists('profileurl', $hints) && !empty($obj->poco) && common_url_to_nickname($hints['profileurl']) == $obj->poco->preferredUsername) {
return self::ensureActivityObjectProfile($obj, $hints);
}
}
}
$obj = ActivityUtils::getFeedAuthor($feedEl);
// @todo FIXME: We should check whether this feed has elements
// with different <author> or <dc:creator> elements, and... I dunno.
// Do something about that.
if (empty($obj)) {
$obj = ActivityObject::fromRssChannel($feedEl);
}
return self::ensureActivityObjectProfile($obj, $hints);
}
/**
* Look up and, if necessary, create an Ostatus_profile for the remote
* profile with the given Atom feed - actually loaded from the feed.
* This should never return null -- you will either get an object or
* an exception will be thrown.
*
* @param DOMElement $feedEl root element of a loaded Atom feed
* @param array $hints additional discovery information passed from higher levels
* @todo FIXME: Should this be marked public?
* @return Ostatus_profile
* @throws Exception
*/
public static function ensureAtomFeed($feedEl, $hints)
{
$author = ActivityUtils::getFeedAuthor($feedEl);
if (empty($author)) {
// XXX: make some educated guesses here
// TRANS: Feed sub exception.
throw new FeedSubException(_m('Cannot find enough profile ' . 'information to make a feed.'));
}
return self::ensureActivityObjectProfile($author, $hints);
}
