/**
* Constructor
*
* This probably needs to be refactored
* to generate a local class (ActivityPerson, ActivityFile, ...)
* based on the object type.
*
* @param DOMElement $element DOM thing to turn into an Activity thing
*/
function __construct($element = null)
{
if (empty($element)) {
return;
}
$this->element = $element;
$this->geopoint = $this->_childContent($element, ActivityContext::POINT, ActivityContext::GEORSS);
if ($element->tagName == 'author') {
$this->_fromAuthor($element);
} else {
if ($element->tagName == 'item') {
$this->_fromRssItem($element);
} else {
$this->_fromAtomEntry($element);
}
}
// Some per-type attributes...
if ($this->type == self::PERSON || $this->type == self::GROUP) {
$this->displayName = $this->title;
$photos = ActivityUtils::getLinks($element, 'photo');
if (count($photos)) {
foreach ($photos as $link) {
$this->avatarLinks[] = new AvatarLink($link);
}
} else {
$avatars = ActivityUtils::getLinks($element, 'avatar');
foreach ($avatars as $link) {
$this->avatarLinks[] = new AvatarLink($link);
}
}
$this->poco = new PoCo($element);
}
if ($this->type == self::PHOTO) {
$this->thumbnail = ActivityUtils::getLink($element, 'preview');
$this->largerImage = ActivityUtils::getLink($element, 'enclosure');
$this->description = ActivityUtils::childContent($element, ActivityObject::MEDIA_DESCRIPTION, Activity::MEDIA);
}
if ($this->type == self::_LIST) {
$owner = ActivityUtils::child($this->element, Activity::AUTHOR, Activity::SPEC);
$this->owner = new ActivityObject($owner);
}
}
function _fromAtomEntry($entry, $feed)
{
$pubEl = $this->_child($entry, self::PUBLISHED, self::ATOM);
if (!empty($pubEl)) {
$this->time = strtotime($pubEl->textContent);
} else {
// XXX technically an error; being liberal. Good idea...?
$updateEl = $this->_child($entry, self::UPDATED, self::ATOM);
if (!empty($updateEl)) {
$this->time = strtotime($updateEl->textContent);
} else {
$this->time = null;
}
}
$this->link = ActivityUtils::getPermalink($entry);
$verbEl = $this->_child($entry, self::VERB);
if (!empty($verbEl)) {
$this->verb = trim($verbEl->textContent);
} else {
$this->verb = ActivityVerb::POST;
// XXX: do other implied stuff here
}
// get immediate object children
$objectEls = ActivityUtils::children($entry, self::OBJECT, self::SPEC);
if (count($objectEls) > 0) {
foreach ($objectEls as $objectEl) {
// Special case for embedded activities
$objectType = ActivityUtils::childContent($objectEl, self::OBJECTTYPE, self::SPEC);
if (!empty($objectType) && $objectType == ActivityObject::ACTIVITY) {
$this->objects[] = new Activity($objectEl);
} else {
$this->objects[] = new ActivityObject($objectEl);
}
}
} else {
// XXX: really?
$this->objects[] = new ActivityObject($entry);
}
$actorEl = $this->_child($entry, self::ACTOR);
if (!empty($actorEl)) {
// Standalone <activity:actor> elements are a holdover from older
// versions of ActivityStreams. Newer feeds should have this data
// integrated straight into <atom:author>.
$this->actor = new ActivityObject($actorEl);
// Cliqset has bad actor IDs (just nickname of user). We
// work around it by getting the author data and using its
// id instead
if (!preg_match('/^\\w+:/', $this->actor->id)) {
$authorEl = ActivityUtils::child($entry, 'author');
if (!empty($authorEl)) {
$authorObj = new ActivityObject($authorEl);
$this->actor->id = $authorObj->id;
}
}
} else {
if ($authorEl = $this->_child($entry, self::AUTHOR, self::ATOM)) {
// An <atom:author> in the entry overrides any author info on
// the surrounding feed.
$this->actor = new ActivityObject($authorEl);
} else {
if (!empty($feed) && ($subjectEl = $this->_child($feed, self::SUBJECT))) {
// Feed subject is used for things like groups.
// Should actually possibly not be interpreted as an actor...?
$this->actor = new ActivityObject($subjectEl);
} else {
if (!empty($feed) && ($authorEl = $this->_child($feed, self::AUTHOR, self::ATOM))) {
// If there's no <atom:author> on the entry, it's safe to assume
// the containing feed's authorship info applies.
$this->actor = new ActivityObject($authorEl);
}
}
}
}
$contextEl = $this->_child($entry, self::CONTEXT);
if (!empty($contextEl)) {
$this->context = new ActivityContext($contextEl);
} else {
$this->context = new ActivityContext($entry);
}
$targetEl = $this->_child($entry, self::TARGET);
if (!empty($targetEl)) {
$this->target = new ActivityObject($targetEl);
} elseif (ActivityUtils::compareTypes($this->verb, array(ActivityVerb::FAVORITE))) {
// StatusNet didn't send a 'target' for their Favorite atom entries
$this->target = clone $this->objects[0];
}
$this->summary = ActivityUtils::childContent($entry, 'summary');
$this->id = ActivityUtils::childContent($entry, 'id');
$this->content = ActivityUtils::getContent($entry);
$catEls = $entry->getElementsByTagNameNS(self::ATOM, 'category');
if ($catEls) {
for ($i = 0; $i < $catEls->length; $i++) {
$catEl = $catEls->item($i);
$this->categories[] = new AtomCategory($catEl);
}
}
foreach (ActivityUtils::getLinks($entry, 'enclosure') as $link) {
$this->enclosures[] = $link->getAttribute('href');
}
// From APP. Might be useful.
$this->selfLink = ActivityUtils::getLink($entry, 'self', 'application/atom+xml');
$this->editLink = ActivityUtils::getLink($entry, 'edit', 'application/atom+xml');
}
function _fromAtomEntry($entry, $feed)
{
$pubEl = $this->_child($entry, self::PUBLISHED, self::ATOM);
if (!empty($pubEl)) {
$this->time = strtotime($pubEl->textContent);
} else {
// XXX technically an error; being liberal. Good idea...?
$updateEl = $this->_child($entry, self::UPDATED, self::ATOM);
if (!empty($updateEl)) {
$this->time = strtotime($updateEl->textContent);
} else {
$this->time = null;
}
}
$this->link = ActivityUtils::getPermalink($entry);
$verbEl = $this->_child($entry, self::VERB);
if (!empty($verbEl)) {
$this->verb = trim($verbEl->textContent);
} else {
$this->verb = ActivityVerb::POST;
// XXX: do other implied stuff here
}
$objectEls = $entry->getElementsByTagNameNS(self::SPEC, self::OBJECT);
if ($objectEls->length > 0) {
for ($i = 0; $i < $objectEls->length; $i++) {
$objectEl = $objectEls->item($i);
$this->objects[] = new ActivityObject($objectEl);
}
} else {
$this->objects[] = new ActivityObject($entry);
}
$actorEl = $this->_child($entry, self::ACTOR);
if (!empty($actorEl)) {
$this->actor = new ActivityObject($actorEl);
// Cliqset has bad actor IDs (just nickname of user). We
// work around it by getting the author data and using its
// id instead
if (!preg_match('/^\\w+:/', $this->actor->id)) {
$authorEl = ActivityUtils::child($entry, 'author');
if (!empty($authorEl)) {
$authorObj = new ActivityObject($authorEl);
$this->actor->id = $authorObj->id;
}
}
} else {
if (!empty($feed) && ($subjectEl = $this->_child($feed, self::SUBJECT))) {
$this->actor = new ActivityObject($subjectEl);
} else {
if ($authorEl = $this->_child($entry, self::AUTHOR, self::ATOM)) {
$this->actor = new ActivityObject($authorEl);
} else {
if (!empty($feed) && ($authorEl = $this->_child($feed, self::AUTHOR, self::ATOM))) {
$this->actor = new ActivityObject($authorEl);
}
}
}
}
$contextEl = $this->_child($entry, self::CONTEXT);
if (!empty($contextEl)) {
$this->context = new ActivityContext($contextEl);
} else {
$this->context = new ActivityContext($entry);
}
$targetEl = $this->_child($entry, self::TARGET);
if (!empty($targetEl)) {
$this->target = new ActivityObject($targetEl);
}
$this->summary = ActivityUtils::childContent($entry, 'summary');
$this->id = ActivityUtils::childContent($entry, 'id');
$this->content = ActivityUtils::getContent($entry);
$catEls = $entry->getElementsByTagNameNS(self::ATOM, 'category');
if ($catEls) {
for ($i = 0; $i < $catEls->length; $i++) {
$catEl = $catEls->item($i);
$this->categories[] = new AtomCategory($catEl);
}
}
foreach (ActivityUtils::getLinks($entry, 'enclosure') as $link) {
$this->enclosures[] = $link->getAttribute('href');
}
}
/**
* 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);
}
public function testBookmarkRelated()
{
global $_example11;
$dom = new DOMDocument();
$dom->loadXML($_example11);
$feed = $dom->documentElement;
$entry = $dom->getElementsByTagName('entry')->item(0);
$expected = 'http://blog.teambox.com/open-source-companies';
$links = ActivityUtils::getLinks($entry, 'related');
$this->assertFalse(empty($links));
$this->assertTrue(is_array($links));
$this->assertEquals(count($links), 1);
$url = $links[0]->getAttribute('href');
$this->assertEquals($url, $expected);
}
public function testMultipleGroupPostAttention()
{
$text = "!" . $this->targetGroup1->nickname . " !" . $this->targetGroup2->nickname . " reply text " . common_good_rand(4);
$notice = Notice::saveNew($this->author1->id, $text, 'test', array('uri' => null));
$entry = $notice->asAtomEntry();
$element = $this->_entryToElement($entry, true);
$links = ActivityUtils::getLinks($element, 'ostatus:attention');
$this->assertEquals(2, count($links));
$hrefs = array();
foreach ($links as $link) {
$hrefs[] = $link->getAttribute('href');
}
$this->assertTrue(in_array($this->targetGroup1->uri, $hrefs));
$this->assertTrue(in_array($this->targetGroup2->uri, $hrefs));
$links = ActivityUtils::getLinks($element, 'mentioned');
$this->assertEquals(2, count($links));
$hrefs = array();
foreach ($links as $link) {
$hrefs[] = $link->getAttribute('href');
}
$this->assertTrue(in_array($this->targetGroup1->uri, $hrefs));
$this->assertTrue(in_array($this->targetGroup2->uri, $hrefs));
}
/**
* 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);
}
