/**
* Constructor
*
* @param Group $group the group for the feed
* @param User $cur the current authenticated user, if any
* @param boolean $indent flag to turn indenting on or off
*
* @return void
*/
function __construct($group, $cur = null, $indent = true)
{
parent::__construct($cur, $indent);
$this->group = $group;
// TRANS: Title in atom group notice feed. %s is a group name.
$title = sprintf(_("%s timeline"), $group->nickname);
$this->setTitle($title);
$sitename = common_config('site', 'name');
$subtitle = sprintf(_('Updates from %1$s on %2$s!'), $group->nickname, $sitename);
$this->setSubtitle($subtitle);
$avatar = $group->homepage_logo;
$logo = $avatar ? $avatar : User_group::defaultLogo(AVATAR_PROFILE_SIZE);
$this->setLogo($logo);
$this->setUpdated('now');
$self = common_local_url('ApiTimelineGroup', array('id' => $group->id, 'format' => 'atom'));
$this->setId($self);
$this->setSelfLink($self);
// For groups, we generate an author _AND_ an <activity:subject>
// Versions of StatusNet under 0.9.7 treat <author> as a person
// XXX: remove this workaround in future versions
$ao = ActivityObject::fromGroup($group);
$this->addAuthorRaw($ao->asString('author'));
$depMsg = 'Deprecation warning: activity:subject is present ' . 'only for backward compatibility. It will be ' . 'removed in the next version of StatusNet.';
$this->addAuthorRaw("<!--{$depMsg}-->\n" . $ao->asString('activity:subject'));
$this->addLink($group->homeUrl());
}
/**
* Constructor
*
* @param User $user the user for the feed
* @param User $cur the current authenticated user, if any
* @param boolean $indent flag to turn indenting on or off
*
* @return void
*/
function __construct($user, $cur = null, $indent = true)
{
parent::__construct($cur, $indent);
$this->user = $user;
if (!empty($user)) {
$profile = $user->getProfile();
$ao = ActivityObject::fromProfile($profile);
array_push($ao->extra, $profile->profileInfo($cur));
// XXX: For users, we generate an author _AND_ an <activity:subject>
// This is for backward compatibility with clients (especially
// StatusNet's clients) that assume the Atom will conform to an
// older version of the Activity Streams API. Subject should be
// removed in future versions of StatusNet.
$this->addAuthorRaw($ao->asString('author'));
$depMsg = 'Deprecation warning: activity:subject is present ' . 'only for backward compatibility. It will be ' . 'removed in the next version of StatusNet.';
$this->addAuthorRaw("<!--{$depMsg}-->\n" . $ao->asString('activity:subject'));
}
// TRANS: Title in atom user notice feed. %s is a user name.
$title = sprintf(_("%s timeline"), $user->nickname);
$this->setTitle($title);
$sitename = common_config('site', 'name');
$subtitle = sprintf(_('Updates from %1$s on %2$s!'), $user->nickname, $sitename);
$this->setSubtitle($subtitle);
$avatar = $profile->getAvatar(AVATAR_PROFILE_SIZE);
$logo = $avatar ? $avatar->displayUrl() : Avatar::defaultImage(AVATAR_PROFILE_SIZE);
$this->setLogo($logo);
$this->setUpdated('now');
$this->addLink(common_local_url('showstream', array('nickname' => $user->nickname)));
$self = common_local_url('ApiTimelineUser', array('id' => $user->id, 'format' => 'atom'));
$this->setId($self);
$this->setSelfLink($self);
$this->addLink(common_local_url('sup', null, null, $user->id), array('rel' => 'http://api.friendfeed.com/2008/03#sup', 'type' => 'application/json'));
}
public function activityObjectFromNotice(Notice $notice)
{
$object = new ActivityObject();
$object->type = $notice->object_type ?: ActivityObject::NOTE;
$object->id = $notice->getUri();
$object->title = sprintf('New %1$s by %2$s', ActivityObject::canonicalType($object->type), $notice->getProfile()->getNickname());
$object->content = $notice->getRendered();
$object->link = $notice->getUrl();
$object->extra[] = array('status_net', array('notice_id' => $notice->getID()));
return $object;
}
/**
* Constructor
*
* @param Group $group the group for the feed
* @param User $cur the current authenticated user, if any
* @param boolean $indent flag to turn indenting on or off
*
* @return void
*/
function __construct($group, $cur = null, $indent = true)
{
parent::__construct($cur, $indent);
$this->group = $group;
// TRANS: Title in atom group notice feed. %s is a group name.
$title = sprintf(_("%s timeline"), $group->nickname);
$this->setTitle($title);
$sitename = common_config('site', 'name');
$subtitle = sprintf(_('Updates from %1$s on %2$s!'), $group->nickname, $sitename);
$this->setSubtitle($subtitle);
$avatar = $group->homepage_logo;
$logo = $avatar ? $avatar : User_group::defaultLogo(AVATAR_PROFILE_SIZE);
$this->setLogo($logo);
$this->setUpdated('now');
$self = common_local_url('ApiTimelineGroup', array('id' => $group->id, 'format' => 'atom'));
$this->setId($self);
$this->setSelfLink($self);
$ao = ActivityObject::fromGroup($group);
$this->addAuthorRaw($ao->asString('author'));
$this->addLink($group->homeUrl());
}
/**
* Constructor
*
* @param List $list the list for the feed
* @param User $cur the current authenticated user, if any
* @param boolean $indent flag to turn indenting on or off
*
* @return void
*/
function __construct($list, $cur = null, $indent = true)
{
parent::__construct($cur, $indent);
$this->list = $list;
$this->tagger = Profile::getKV('id', $list->tagger);
// TRANS: Title in atom list notice feed. %1$s is a list name, %2$s is a tagger's nickname.
$title = sprintf(_('Timeline for people in list %1$s by %2$s'), $list->tag, $this->tagger->nickname);
$this->setTitle($title);
$sitename = common_config('site', 'name');
$subtitle = sprintf(_('Updates from %1$s\'s list %2$s on %3$s!'), $this->tagger->nickname, $list->tag, $sitename);
$this->setSubtitle($subtitle);
$avatar = $this->tagger->avatarUrl(AVATAR_PROFILE_SIZE);
$this->setLogo($avatar);
$this->setUpdated('now');
$self = common_local_url('ApiTimelineList', array('user' => $this->tagger->nickname, 'id' => $list->tag, 'format' => 'atom'));
$this->setId($self);
$this->setSelfLink($self);
$ao = ActivityObject::fromPeopletag($this->list);
$this->addAuthorRaw($ao->asString('author'));
$this->addLink($this->list->getUri());
}
function asActivity()
{
$notice = Notice::staticGet('id', $this->notice_id);
if (!$notice) {
throw new Exception("Fave for non-existent notice: " . $this->notice_id);
}
$profile = Profile::staticGet('id', $this->user_id);
if (!$profile) {
throw new Exception("Fave by non-existent profile: " . $this->user_id);
}
$act = new Activity();
$act->verb = ActivityVerb::FAVORITE;
// FIXME: rationalize this with URL below
$act->id = $this->getURI();
$act->time = strtotime($this->modified);
// TRANS: Activity title when marking a notice as favorite.
$act->title = _("Favor");
// TRANS: Ntofication given when a user marks a notice as favorite.
// TRANS: %1$s is a user nickname or full name, %2$s is a notice URI.
$act->content = sprintf(_('%1$s marked notice %2$s as a favorite.'), $profile->getBestName(), $notice->uri);
$act->actor = ActivityObject::fromProfile($profile);
$act->objects[] = ActivityObject::fromNotice($notice);
$url = common_local_url('AtomPubShowFavorite', array('profile' => $this->user_id, 'notice' => $this->notice_id));
$act->selfLink = $url;
$act->editLink = $url;
return $act;
}
public function onEndNoticeAsActivity(Notice $stored, Activity $act, Profile $scoped = null)
{
switch ($stored->verb) {
case ActivityVerb::UNFAVORITE:
// FIXME: do something here
break;
case ActivityVerb::JOIN:
$mem = Group_member::getKV('uri', $stored->getUri());
if ($mem instanceof Group_member) {
$group = $mem->getGroup();
$act->title = $stored->getTitle();
$act->objects = array(ActivityObject::fromGroup($group));
}
break;
case ActivityVerb::LEAVE:
// FIXME: ????
break;
case ActivityVerb::FOLLOW:
$sub = Subscription::getKV('uri', $stored->uri);
if ($sub instanceof Subscription) {
$profile = Profile::getKV('id', $sub->subscribed);
if ($profile instanceof Profile) {
$act->title = $stored->getTitle();
$act->objects = array($profile->asActivityObject());
}
}
break;
case ActivityVerb::UNFOLLOW:
// FIXME: ????
break;
}
return true;
}
/**
* Ping remote profiles with updates to this profile.
* Salmon pings are queued for background processing.
*/
function onEndBroadcastProfile(Profile $profile)
{
$user = User::staticGet('id', $profile->id);
// Find foreign accounts I'm subscribed to that support Salmon pings.
//
// @fixme we could run updates through the PuSH feed too,
// in which case we can skip Salmon pings to folks who
// are also subscribed to me.
$sql = "SELECT * FROM ostatus_profile " . "WHERE profile_id IN " . "(SELECT subscribed FROM subscription WHERE subscriber=%d) " . "OR group_id IN " . "(SELECT group_id FROM group_member WHERE profile_id=%d)";
$oprofile = new Ostatus_profile();
$oprofile->query(sprintf($sql, $profile->id, $profile->id));
if ($oprofile->N == 0) {
common_log(LOG_DEBUG, "No OStatus remote subscribees for {$profile->nickname}");
return true;
}
$act = new Activity();
$act->verb = ActivityVerb::UPDATE_PROFILE;
$act->id = TagURI::mint('update-profile:%d:%s', $profile->id, common_date_iso8601(time()));
$act->time = time();
// TRANS: Title for activity.
$act->title = _m('Profile update');
// TRANS: Ping text for remote profile update through OStatus.
// TRANS: %s is user that updated their profile.
$act->content = sprintf(_m('%s has updated their profile page.'), $profile->getBestName());
$act->actor = ActivityObject::fromProfile($profile);
$act->object = $act->actor;
while ($oprofile->fetch()) {
$oprofile->notifyDeferred($act, $profile);
}
return true;
}
function asActivity()
{
$subscriber = Profile::staticGet('id', $this->subscriber);
$subscribed = Profile::staticGet('id', $this->subscribed);
$act = new Activity();
$act->verb = ActivityVerb::FOLLOW;
// XXX: rationalize this with the URL
$act->id = TagURI::mint('follow:%d:%d:%s', $subscriber->id, $subscribed->id, common_date_iso8601($this->created));
$act->time = strtotime($this->created);
// TRANS: Activity title when subscribing to another person.
$act->title = _m('TITLE', 'Follow');
// TRANS: Notification given when one person starts following another.
// TRANS: %1$s is the subscriber, %2$s is the subscribed.
$act->content = sprintf(_('%1$s is now following %2$s.'), $subscriber->getBestName(), $subscribed->getBestName());
$act->actor = ActivityObject::fromProfile($subscriber);
$act->objects[] = ActivityObject::fromProfile($subscribed);
$url = common_local_url('AtomPubShowSubscription', array('subscriber' => $subscriber->id, 'subscribed' => $subscribed->id));
$act->selfLink = $url;
$act->editLink = $url;
return $act;
}
function asArray()
{
$object = array();
if (Event::handle('StartActivityObjectOutputJson', array($this, &$object))) {
// XXX: attachments are added by Activity
// author (Add object for author? Could be useful for repeats.)
// content (Add rendered version of the notice?)
// displayName
if ($this->title) {
$object['displayName'] = $this->title;
}
// downstreamDuplicates
// id
if ($this->id) {
$object['id'] = $this->id;
} else {
if ($this->link) {
$object['id'] = $this->link;
}
}
if ($this->type == ActivityObject::PERSON || $this->type == ActivityObject::GROUP) {
// XXX: Not sure what the best avatar is to use for the
// author's "image". For now, I'm using the large size.
$imgLink = null;
$avatarMediaLinks = array();
foreach ($this->avatarLinks as $a) {
// Make a MediaLink for every other Avatar
$avatar = new ActivityStreamsMediaLink($a->url, $a->width, $a->height, $a->type, 'avatar');
// Find the big avatar to use as the "image"
if ($a->height == AVATAR_PROFILE_SIZE) {
$imgLink = $avatar;
}
$avatarMediaLinks[] = $avatar->asArray();
}
if (!array_key_exists('status_net', $object)) {
$object['status_net'] = array();
}
$object['status_net']['avatarLinks'] = $avatarMediaLinks;
// extension
// image
if (!empty($imgLink)) {
$object['image'] = $imgLink->asArray();
}
}
// objectType
//
// We can probably use the whole schema URL here but probably the
// relative simple name is easier to parse
$object['objectType'] = ActivityObject::canonicalType($this->type);
// summary
$object['summary'] = $this->summary;
// content
$object['content'] = $this->content;
// published (probably don't need. Might be useful for repeats.)
// updated (probably don't need this)
// TODO: upstreamDuplicates
if ($this->link) {
$object['url'] = $this->link;
}
/* Extensions */
// @fixme these may collide with XML extensions
// @fixme multiple tags of same name will overwrite each other
// @fixme text content from XML extensions will be lost
foreach ($this->extra as $e) {
list($objectName, $props, $txt) = $e;
if (!empty($objectName)) {
$parts = explode(":", $objectName);
if (count($parts) == 2 && $parts[0] == "statusnet") {
if (!array_key_exists('status_net', $object)) {
$object['status_net'] = array();
}
$object['status_net'][$parts[1]] = $props;
} else {
$object[$objectName] = $props;
}
}
}
if (!empty($this->geopoint)) {
list($lat, $lon) = explode(' ', $this->geopoint);
$object['location'] = array('objectType' => 'place', 'position' => sprintf("%+02.5F%+03.5F/", $lat, $lon), 'lat' => $lat, 'lon' => $lon);
$loc = Location::fromLatLon($lat, $lon);
if ($loc) {
$name = $loc->getName();
if ($name) {
$object['location']['displayName'] = $name;
}
$url = $loc->getURL();
if ($url) {
$object['location']['url'] = $url;
}
}
}
if (!empty($this->poco)) {
$object['portablecontacts_net'] = array_filter($this->poco->asArray());
}
if (!empty($this->thumbnail)) {
if (is_string($this->thumbnail)) {
$object['image'] = array('url' => $this->thumbnail);
} else {
$object['image'] = array('url' => $this->thumbnail->url);
if ($this->thumbnail->width) {
$object['image']['width'] = $this->thumbnail->width;
}
if ($this->thumbnail->height) {
$object['image']['height'] = $this->thumbnail->height;
}
}
}
switch (ActivityObject::canonicalType($this->type)) {
case 'image':
if (!empty($this->largerImage)) {
$object['fullImage'] = array('url' => $this->largerImage);
}
break;
case 'audio':
case 'video':
if (!empty($this->stream)) {
$object['stream'] = array('url' => $this->stream);
}
break;
}
Event::handle('EndActivityObjectOutputJson', array($this, &$object));
}
return array_filter($object);
}
/**
* 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);
}
public function asActivityObject()
{
$object = new ActivityObject();
if (Event::handle('StartActivityObjectFromNotice', array($this, &$object))) {
$object->type = $this->object_type ?: ActivityObject::NOTE;
$object->id = $this->getUri();
//FIXME: = $object->title ?: sprintf(... because we might get a title from StartActivityObjectFromNotice
$object->title = sprintf('New %1$s by %2$s', ActivityObject::canonicalType($object->type), $this->getProfile()->getNickname());
$object->content = $this->getRendered();
$object->link = $this->getUrl();
$object->extra[] = array('status_net', array('notice_id' => $this->id));
Event::handle('EndActivityObjectFromNotice', array($this, &$object));
}
return $object;
}
/**
* Returns an array of arrays representing Activity Objects (intended to be
* serialized in JSON) that represent WHO the Activity is supposed to
* be received by. This is not really specified but appears in an example
* of the current spec as an extension. We might want to figure out a JSON
* serialization for OStatus and use that to express mentions instead.
*
* XXX: People's ideas on how to do this are all over the place
*
* @return array the array of recipients
*/
function getToArray()
{
$tos = array();
foreach ($this->attention as $attnUrl) {
if (array_key_exists($attnUrl, $this->attentionType)) {
$type = ActivityObject::canonicalType($this->attentionType[$attnUrl]);
} else {
$type = ActivityObject::canonicalType(ActivityObject::PERSON);
}
$to = array('objectType' => $type, 'id' => $attnUrl);
$tos[] = $to;
}
return $tos;
}
/**
* Notify remote user that a people tag has been removed
* - untag verb is queued
* - the subscription is undone immediately if not required
* i.e garbageCollect()'d
*
* @param Profile_tag $ptag the people tag that was deleted
* @return hook return value
*/
function onEndUntagProfile($ptag)
{
$oprofile = Ostatus_profile::getKV('profile_id', $ptag->tagged);
if (!$oprofile instanceof Ostatus_profile) {
return true;
}
$plist = $ptag->getMeta();
if ($plist->private) {
return true;
}
$act = new Activity();
$tagger = $plist->getTagger();
$tagged = Profile::getKV('id', $ptag->tagged);
$act->verb = ActivityVerb::UNTAG;
$act->id = TagURI::mint('untag_profile:%d:%d:%s', $plist->tagger, $plist->id, common_date_iso8601(time()));
$act->time = time();
// TRANS: Title for unlisting a remote profile.
$act->title = _m('TITLE', 'Unlist');
// TRANS: Success message for remote list removal through OStatus.
// TRANS: %1$s is the list creator's name, %2$s is the removed list member, %3$s is the list name.
$act->content = sprintf(_m('%1$s removed %2$s from the list %3$s.'), $tagger->getBestName(), $tagged->getBestName(), $plist->getBestName());
$act->actor = $tagger->asActivityObject();
$act->objects = array($tagged->asActivityObject());
$act->target = ActivityObject::fromPeopletag($plist);
$oprofile->notifyDeferred($act, $tagger);
// unsubscribe to PuSH feed if no more required
$oprofile->garbageCollect();
return true;
}
<?php
session_start();
require_once "../src/apiClient.php";
$apiClient = new apiClient();
$client->setApplicationName("BuzzDiscoveryCreatePost_Example_App");
$apiClient->discover('buzz');
$apiClient->authenticate();
if (isset($_SESSION['oauth_access_token'])) {
$apiClient->setAccessToken($_SESSION['oauth_access_token']);
} else {
$token = $apiClient->authenticate();
$_SESSION['oauth_access_token'] = $token;
}
$activityObj = new ActivityObject();
$activityObj->setContent('Testing the Google API PHP Client library');
$activityObj->setType('note');
$activity = new Activity();
$activity->setObject($activityObj);
$newPost = $buzz->activities->insert('@me', $activity);
echo "<pre>post created:\n".print_r($newPost, true)."\n</pre>";
function onEndNoticeAsActivity($notice, &$activity)
{
switch ($notice->verb) {
case ActivityVerb::FAVORITE:
$fave = Fave::staticGet('uri', $notice->uri);
if (!empty($fave)) {
$notice = Notice::staticGet('id', $fave->notice_id);
if (!empty($notice)) {
$cur = common_current_user();
$target = $notice->asActivity($cur);
if ($target->verb == ActivityVerb::POST) {
// "I like the thing you posted"
$activity->objects = $target->objects;
} else {
// "I like that you did whatever you did"
$activity->objects = array($target);
}
}
}
break;
case ActivityVerb::UNFAVORITE:
// FIXME: do something here
break;
case ActivityVerb::JOIN:
$mem = Group_member::staticGet('uri', $notice->uri);
if (!empty($mem)) {
$group = $mem->getGroup();
$activity->objects = array(ActivityObject::fromGroup($group));
}
break;
case ActivityVerb::LEAVE:
// FIXME: ????
break;
case ActivityVerb::FOLLOW:
$sub = Subscription::staticGet('uri', $notice->uri);
if (!empty($sub)) {
$profile = Profile::staticGet('id', $sub->subscribed);
if (!empty($profile)) {
$activity->objects = array(ActivityObject::fromProfile($profile));
}
}
break;
case ActivityVerb::UNFOLLOW:
// FIXME: ????
break;
}
return true;
}
function asActivity()
{
$act = new Activity();
if (Event::handle('StartMessageAsActivity', array($this, &$act))) {
$act->id = TagURI::mint(sprintf('activity:message:%d', $this->id));
$act->time = strtotime($this->created);
$act->link = $this->url;
$profile = Profile::getKV('id', $this->from_profile);
if (empty($profile)) {
throw new Exception(sprintf("Sender profile not found: %d", $this->from_profile));
}
$act->actor = $profile->asActivityObject();
$act->actor->extra[] = $profile->profileInfo();
$act->verb = ActivityVerb::POST;
$act->objects[] = ActivityObject::fromMessage($this);
$ctx = new ActivityContext();
$rprofile = Profile::getKV('id', $this->to_profile);
if (empty($rprofile)) {
throw new Exception(sprintf("Receiver profile not found: %d", $this->to_profile));
}
$ctx->attention[$rprofile->getUri()] = ActivityObject::PERSON;
$act->context = $ctx;
$source = $this->getSource();
if ($source instanceof Notice_source) {
$act->generator = ActivityObject::fromNoticeSource($source);
}
Event::handle('EndMessageAsActivity', array($this, &$act));
}
return $act;
}
function asActivity()
{
$subscriber = Profile::staticGet('id', $this->subscriber);
$subscribed = Profile::staticGet('id', $this->subscribed);
$act = new Activity();
$act->verb = ActivityVerb::FOLLOW;
$act->id = TagURI::mint('follow:%d:%d:%s', $subscriber->id, $subscribed->id, common_date_iso8601($this->created));
$act->time = strtotime($this->created);
// TRANS: Activity tile when subscribing to another person.
$act->title = _("Follow");
// TRANS: Notification given when one person starts following another.
// TRANS: %1$s is the subscriber, %2$s is the subscribed.
$act->content = sprintf(_('%1$s is now following %2$s.'), $subscriber->getBestName(), $subscribed->getBestName());
$act->actor = ActivityObject::fromProfile($subscriber);
$act->objects[] = ActivityObject::fromProfile($subscribed);
return $act;
}
function _fromRssItem($item, $channel)
{
$verbEl = $this->_child($item, self::VERB);
if (!empty($verbEl)) {
$this->verb = trim($verbEl->textContent);
} else {
$this->verb = ActivityVerb::POST;
// XXX: do other implied stuff here
}
$pubDateEl = $this->_child($item, self::PUBDATE, self::RSS);
if (!empty($pubDateEl)) {
$this->time = strtotime($pubDateEl->textContent);
}
if ($authorEl = $this->_child($item, self::AUTHOR, self::RSS)) {
$this->actor = ActivityObject::fromRssAuthor($authorEl);
} else {
if ($dcCreatorEl = $this->_child($item, self::CREATOR, self::DC)) {
$this->actor = ActivityObject::fromDcCreator($dcCreatorEl);
} else {
if ($posterousEl = $this->_child($item, ActivityObject::AUTHOR, ActivityObject::POSTEROUS)) {
// Special case for Posterous.com
$this->actor = ActivityObject::fromPosterousAuthor($posterousEl);
} else {
if (!empty($channel)) {
$this->actor = ActivityObject::fromRssChannel($channel);
} else {
// No actor!
}
}
}
}
$this->title = ActivityUtils::childContent($item, ActivityObject::TITLE, self::RSS);
$contentEl = ActivityUtils::child($item, self::ENCODED, self::CONTENTNS);
if (!empty($contentEl)) {
// <content:encoded> XML node's text content is HTML; no further processing needed.
$this->content = $contentEl->textContent;
} else {
$descriptionEl = ActivityUtils::child($item, self::DESCRIPTION, self::RSS);
if (!empty($descriptionEl)) {
// Per spec, <description> must be plaintext.
// In practice, often there's HTML... but these days good
// feeds are using <content:encoded> which is explicitly
// real HTML.
// We'll treat this following spec, and do HTML escaping
// to convert from plaintext to HTML.
$this->content = htmlspecialchars($descriptionEl->textContent);
}
}
$this->link = ActivityUtils::childContent($item, ActivityUtils::LINK, self::RSS);
// @fixme enclosures
// @fixme thumbnails... maybe
$guidEl = ActivityUtils::child($item, self::GUID, self::RSS);
if (!empty($guidEl)) {
$this->id = $guidEl->textContent;
if ($guidEl->hasAttribute('isPermaLink') && $guidEl->getAttribute('isPermaLink') != 'false') {
// overwrites <link>
$this->link = $this->id;
}
}
$this->objects[] = new ActivityObject($item);
$this->context = new ActivityContext($item);
}
function asActivity()
{
$member = $this->getMember();
if (!$member) {
throw new Exception("No such member: " . $this->profile_id);
}
$group = $this->getGroup();
if (!$group) {
throw new Exception("No such group: " . $this->group_id);
}
$act = new Activity();
$act->id = $this->getURI();
$act->actor = $member->asActivityObject();
$act->verb = ActivityVerb::JOIN;
$act->objects[] = ActivityObject::fromGroup($group);
$act->time = strtotime($this->created);
// TRANS: Activity title.
$act->title = _("Join");
// TRANS: Success message for subscribe to group attempt through OStatus.
// TRANS: %1$s is the member name, %2$s is the subscribed group's name.
$act->content = sprintf(_('%1$s has joined group %2$s.'), $member->getBestName(), $group->getBestName());
$url = common_local_url('AtomPubShowMembership', array('profile' => $member->id, 'group' => $group->id));
$act->selfLink = $url;
$act->editLink = $url;
return $act;
}
/**
* @param ActivityObject $actobj The _favored_ notice (which we're "in-reply-to")
* @param Notice $stored The _activity_ notice, i.e. the favor itself.
*/
public static function parseActivityObject(ActivityObject $actobj, Notice $stored)
{
// throws exception if nothing was found, but it could also be a non-Notice...
// FIXME: This should only test _one_ URI (and not the links etc.) though a function like this could be useful in other cases
$local = ActivityUtils::findLocalObject($actobj->getIdentifiers());
if (!$local instanceof Notice) {
// $local always returns something, but this was not what we expected. Something is wrong.
throw new Exception('Something other than a Notice was returned from findLocalObject');
}
$actor = $stored->getProfile();
$object = new Fave();
$object->user_id = $stored->getProfile()->id;
$object->notice_id = $local->id;
$object->uri = $stored->uri;
$object->created = $stored->created;
$object->modified = $stored->modified;
return $object;
}
function asActivity()
{
$notice = Notice::staticGet('id', $this->notice_id);
$profile = Profile::staticGet('id', $this->user_id);
$act = new Activity();
$act->verb = ActivityVerb::FAVORITE;
$act->id = TagURI::mint('favor:%d:%d:%s', $profile->id, $notice->id, common_date_iso8601($this->modified));
$act->time = strtotime($this->modified);
// TRANS: Activity title when marking a notice as favorite.
$act->title = _("Favor");
// TRANS: Ntofication given when a user marks a notice as favorite.
// TRANS: %1$s is a user nickname or full name, %2$s is a notice URI.
$act->content = sprintf(_('%1$s marked notice %2$s as a favorite.'), $profile->getBestName(), $notice->uri);
$act->actor = ActivityObject::fromProfile($profile);
$act->objects[] = ActivityObject::fromNotice($notice);
return $act;
}
/**
* @param ActivityObject $actobj The _favored_ notice (which we're "in-reply-to")
* @param Notice $stored The _activity_ notice, i.e. the favor itself.
*/
public static function parseActivityObject(ActivityObject $actobj, Notice $stored)
{
$local = ActivityUtils::findLocalObject($actobj->getIdentifiers());
if (!$local instanceof Notice) {
// $local always returns something, but this was not what we expected. Something is wrong.
throw new Exception('Something other than a Notice was returned from findLocalObject');
}
$actor = $stored->getProfile();
$object = new Fave();
$object->user_id = $stored->getProfile()->id;
$object->notice_id = $local->id;
$object->uri = $stored->uri;
$object->created = $stored->created;
$object->modified = $stored->modified;
return $object;
}
/**
* Returns an XML string fragment with group information as an
* Activity Streams noun object with the given element type.
*
* Assumes that 'activity', 'georss', and 'poco' namespace has been
* previously defined.
*
* @param string $element one of 'actor', 'subject', 'object', 'target'
*
* @return string
*/
function asActivityNoun($element)
{
$noun = ActivityObject::fromGroup($this);
return $noun->asString('activity:' . $element);
}
function asActivity()
{
$member = $this->getMember();
$group = $this->getGroup();
$act = new Activity();
$act->id = TagURI::mint('join:%d:%d:%s', $member->id, $group->id, common_date_iso8601($this->created));
$act->actor = ActivityObject::fromProfile($member);
$act->verb = ActivityVerb::JOIN;
$act->objects[] = ActivityObject::fromGroup($group);
$act->time = strtotime($this->created);
// TRANS: Activity title.
$act->title = _("Join");
// TRANS: Success message for subscribe to group attempt through OStatus.
// TRANS: %1$s is the member name, %2$s is the subscribed group's name.
$act->content = sprintf(_('%1$s has joined group %2$s.'), $member->getBestName(), $group->getBestName());
return $act;
}
function registrationActivity()
{
$profile = $this->getProfile();
$service = new ActivityObject();
$service->type = ActivityObject::SERVICE;
$service->title = common_config('site', 'name');
$service->link = common_root_url();
$service->id = $service->link;
$act = new Activity();
$act->actor = ActivityObject::fromProfile($profile);
$act->verb = ActivityVerb::JOIN;
$act->objects[] = $service;
$act->id = TagURI::mint('user:register:%d', $this->id);
$act->time = strtotime($this->created);
$act->title = _("Register");
$act->content = sprintf(_('%1$s joined %2$s.'), $profile->getBestName(), $service->title);
return $act;
}
function writeFeedHeader($user, $handle)
{
fwrite($handle, '<?xml version="1.0" encoding="UTF-8"?>');
fwrite($handle, "\n");
fwrite($handle, '<feed xml:lang="en-US" xmlns="http://www.w3.org/2005/Atom" xmlns:thr="http://purl.org/syndication/thread/1.0" xmlns:georss="http://www.georss.org/georss" xmlns:activity="http://activitystrea.ms/spec/1.0/" xmlns:media="http://purl.org/syndication/atommedia" xmlns:poco="http://portablecontacts.net/spec/1.0" xmlns:ostatus="http://ostatus.org/schema/1.0" xmlns:statusnet="http://status.net/schema/api/1/">');
fwrite($handle, "\n");
$profile = $user->getProfile();
$author = ActivityObject::fromProfile($profile);
$xs = new XMLStringer();
$author->outputTo($xs, 'author');
fwrite($handle, $xs->getString());
fwrite($handle, "\n");
}
