function __construct($element = null)
{
if (empty($element)) {
return;
}
$replyToEl = ActivityUtils::child($element, self::INREPLYTO, self::THR);
if (!empty($replyToEl)) {
$this->replyToID = $replyToEl->getAttribute(self::REF);
$this->replyToUrl = $replyToEl->getAttribute(self::HREF);
}
$this->location = $this->getLocation($element);
$this->conversation = ActivityUtils::getLink($element, self::CONVERSATION);
// Multiple attention links allowed
$links = $element->getElementsByTagNameNS(ActivityUtils::ATOM, ActivityUtils::LINK);
$attention = array();
for ($i = 0; $i < $links->length; $i++) {
$link = $links->item($i);
$linkRel = $link->getAttribute(ActivityUtils::REL);
// XXX: Deprecate this in favour of "mentioned" from Salmon spec
// http://salmon-protocol.googlecode.com/svn/trunk/draft-panzer-salmon-00.html#SALR
if ($linkRel == self::ATTENTION) {
$attention[] = $link->getAttribute(self::HREF);
} elseif ($linkRel == self::MENTIONED) {
$attention[] = $link->getAttribute(self::HREF);
}
}
$this->attention = array_unique($attention);
}
function __construct($element = null)
{
if (empty($element)) {
return;
}
$replyToEl = ActivityUtils::child($element, self::INREPLYTO, self::THR);
if (!empty($replyToEl)) {
$this->replyToID = $replyToEl->getAttribute(self::REF);
$this->replyToUrl = $replyToEl->getAttribute(self::HREF);
}
$this->location = $this->getLocation($element);
$convs = $element->getElementsByTagNameNS(self::OSTATUS, self::CONVERSATION);
foreach ($convs as $conv) {
$this->conversation = $conv->textContent;
}
if (empty($this->conversation)) {
// fallback to the atom:link rel="ostatus:conversation" element
$this->conversation = ActivityUtils::getLink($element, self::CONVERSATION);
}
// Multiple attention links allowed
$links = $element->getElementsByTagNameNS(ActivityUtils::ATOM, ActivityUtils::LINK);
for ($i = 0; $i < $links->length; $i++) {
$link = $links->item($i);
$linkRel = $link->getAttribute(ActivityUtils::REL);
$linkHref = $link->getAttribute(self::HREF);
if ($linkRel == self::MENTIONED && $linkHref !== '') {
$this->attention[$linkHref] = $link->getAttribute(ActivityContext::OBJECTTYPE);
}
}
}
private function _getAddress($element)
{
$addressEl = ActivityUtils::child($element, PoCoAddress::ADDRESS, PoCo::NS);
if (!empty($addressEl)) {
$formatted = ActivityUtils::childContent($addressEl, PoCoAddress::FORMATTED, self::NS);
if (!empty($formatted)) {
$address = new PoCoAddress();
$address->formatted = $formatted;
return $address;
}
}
return null;
}
function __construct($element)
{
$replyToEl = ActivityUtils::child($element, self::INREPLYTO, self::THR);
if (!empty($replyToEl)) {
$this->replyToID = $replyToEl->getAttribute(self::REF);
$this->replyToUrl = $replyToEl->getAttribute(self::HREF);
}
$this->location = $this->getLocation($element);
$this->conversation = ActivityUtils::getLink($element, self::CONVERSATION);
// Multiple attention links allowed
$links = $element->getElementsByTagNameNS(ActivityUtils::ATOM, ActivityUtils::LINK);
for ($i = 0; $i < $links->length; $i++) {
$link = $links->item($i);
$linkRel = $link->getAttribute(ActivityUtils::REL);
if ($linkRel == self::ATTENTION) {
$this->attention[] = $link->getAttribute(self::HREF);
}
}
}
function importActivityStream($user, $doc)
{
$feed = $doc->documentElement;
$subjectEl = ActivityUtils::child($feed, Activity::SUBJECT, Activity::SPEC);
if (!empty($subjectEl)) {
$subject = new ActivityObject($subjectEl);
printfv(_("Backup file for user %s (%s)") . "\n", $subject->id, Ostatus_profile::getActivityObjectNickname($subject));
} else {
throw new Exception("Feed doesn't have an <activity:subject> element.");
}
if (is_null($user)) {
printfv(_("No user specified; using backup user.") . "\n");
$user = userFromSubject($subject);
}
$entries = $feed->getElementsByTagNameNS(Activity::ATOM, 'entry');
printfv(_("%d entries in backup.") . "\n", $entries->length);
for ($i = $entries->length - 1; $i >= 0; $i--) {
try {
$entry = $entries->item($i);
$activity = new Activity($entry, $feed);
switch ($activity->verb) {
case ActivityVerb::FOLLOW:
subscribeProfile($user, $subject, $activity);
break;
case ActivityVerb::JOIN:
joinGroup($user, $activity);
break;
case ActivityVerb::POST:
postNote($user, $activity);
break;
default:
throw new Exception("Unknown verb: {$activity->verb}");
}
} catch (Exception $e) {
print $e->getMessage() . "\n";
continue;
}
}
}
private function _child($element, $tag, $namespace = self::SPEC)
{
return ActivityUtils::child($element, $tag, $namespace);
}
/**
* 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, $hints);
}
static function textConstruct($el)
{
$src = $el->getAttribute(self::SRC);
if (!empty($src)) {
// TRANS: Client exception thrown when there is no source attribute.
throw new ClientException(_("Can't handle remote content yet."));
}
$type = $el->getAttribute(self::TYPE);
// slavishly following http://atompub.org/rfc4287.html#rfc.section.4.1.3.3
if (empty($type) || $type == 'text') {
// We have plaintext saved as the XML text content.
// Since we want HTML, we need to escape any special chars.
return htmlspecialchars($el->textContent);
} else {
if ($type == 'html') {
// We have HTML saved as the XML text content.
// No additional processing required once we've got it.
$text = $el->textContent;
return $text;
} else {
if ($type == 'xhtml') {
// Per spec, the <content type="xhtml"> contains a single
// HTML <div> with XHTML namespace on it as a child node.
// We need to pull all of that <div>'s child nodes and
// serialize them back to an (X)HTML source fragment.
$divEl = ActivityUtils::child($el, 'div', 'http://www.w3.org/1999/xhtml');
if (empty($divEl)) {
return null;
}
$doc = $divEl->ownerDocument;
$text = '';
$children = $divEl->childNodes;
for ($i = 0; $i < $children->length; $i++) {
$child = $children->item($i);
$text .= $doc->saveXML($child);
}
return trim($text);
} else {
if (in_array($type, array('text/xml', 'application/xml')) || preg_match('#(+|/)xml$#', $type)) {
// TRANS: Client exception thrown when there embedded XML content is found that cannot be processed yet.
throw new ClientException(_("Can't handle embedded XML content yet."));
} else {
if (strncasecmp($type, 'text/', 5)) {
return $el->textContent;
} else {
// TRANS: Client exception thrown when base64 encoded content is found that cannot be processed yet.
throw new ClientException(_("Can't handle embedded Base64 content yet."));
}
}
}
}
}
}
private function _getSource($element)
{
$sourceEl = ActivityUtils::child($element, 'source');
if (empty($sourceEl)) {
return null;
} else {
$href = ActivityUtils::getLink($sourceEl, 'self');
if (!empty($href)) {
return $href;
} else {
return ActivityUtils::childContent($sourceEl, 'id');
}
}
}
public function testNoticeInfoFave()
{
$notice = $this->_fakeNotice();
$fave = Fave::addNew($this->author2->getProfile(), $notice);
// Should be set if user has faved
$entry = $notice->asAtomEntry(false, false, false, $this->author2);
$element = $this->_entryToElement($entry, true);
$noticeInfo = ActivityUtils::child($element, 'notice_info', "http://status.net/schema/api/1/");
$this->assertEquals('true', $noticeInfo->getAttribute('favorite'));
// Shouldn't be set if user has not faved
$entry = $notice->asAtomEntry(false, false, false, $this->targetUser1);
$element = $this->_entryToElement($entry, true);
$noticeInfo = ActivityUtils::child($element, 'notice_info', "http://status.net/schema/api/1/");
$this->assertEquals('false', $noticeInfo->getAttribute('favorite'));
}
static function getFeedAuthor($feedEl)
{
// Try old and deprecated activity:subject
$subject = ActivityUtils::child($feedEl, Activity::SUBJECT, Activity::SPEC);
if (!empty($subject)) {
return new ActivityObject($subject);
}
// Try the feed author
$author = ActivityUtils::child($feedEl, Activity::AUTHOR, Activity::ATOM);
if (!empty($author)) {
return new ActivityObject($author);
}
// Sheesh. Not a very nice feed! Let's try fingerpoken in the
// entries.
$entries = $feedEl->getElementsByTagNameNS(Activity::ATOM, 'entry');
if (!empty($entries) && $entries->length > 0) {
$entry = $entries->item(0);
// Try the (deprecated) activity:actor
$actor = ActivityUtils::child($entry, Activity::ACTOR, Activity::SPEC);
if (!empty($actor)) {
return new ActivityObject($actor);
}
// Try the author
$author = ActivityUtils::child($entry, Activity::AUTHOR, Activity::ATOM);
if (!empty($author)) {
return new ActivityObject($author);
}
}
return null;
}
public function testNoticeInfoRepeated()
{
$notice = $this->_fakeNotice();
$repeat = $notice->repeat($this->author2->getProfile(), 'test');
$entry = $notice->asAtomEntry(false, false, false, $this->author2);
$element = $this->_entryToElement($entry, true);
$noticeInfo = ActivityUtils::child($element, 'notice_info', "http://status.net/schema/api/1/");
$this->assertEquals('true', $noticeInfo->getAttribute('repeated'));
$entry = $notice->asAtomEntry(false, false, false, $this->targetUser1);
$element = $this->_entryToElement($entry, true);
$noticeInfo = ActivityUtils::child($element, 'notice_info', "http://status.net/schema/api/1/");
$this->assertEquals('false', $noticeInfo->getAttribute('repeated'));
}
