diff options
| -rw-r--r-- | classes/Profile.php | 34 | ||||
| -rw-r--r-- | plugins/OStatus/classes/Ostatus_profile.php | 153 |
2 files changed, 184 insertions, 3 deletions
diff --git a/classes/Profile.php b/classes/Profile.php index 3e5150c18..ab05bb854 100644 --- a/classes/Profile.php +++ b/classes/Profile.php @@ -755,6 +755,14 @@ class Profile extends Memcached_DataObject return !empty($notice); } + /** + * Returns an XML string fragment with limited profile information + * as an Atom <author> element. + * + * Assumes that Atom has been previously set up as the base namespace. + * + * @return string + */ function asAtomAuthor() { $xs = new XMLStringer(true); @@ -767,11 +775,33 @@ class Profile extends Memcached_DataObject return $xs->getString(); } + /** + * Returns an XML string fragment with profile information as an + * Activity Streams <activity:actor> element. + * + * Assumes that 'activity' namespace has been previously defined. + * + * @return string + */ function asActivityActor() { + return $this->asActivityNoun('actor'); + } + + /** + * Returns an XML string fragment with profile information as an + * Activity Streams noun object with the given element type. + * + * Assumes that 'activity' namespace has been previously defined. + * + * @param string $element one of 'actor', 'subject', 'object', 'target' + * @return string + */ + function asActivityNoun($element) + { $xs = new XMLStringer(true); - $xs->elementStart('activity:actor'); + $xs->elementStart('activity:' . $element); $xs->element( 'activity:object-type', null, @@ -799,7 +829,7 @@ class Profile extends Memcached_DataObject '' ); - $xs->elementEnd('activity:actor'); + $xs->elementEnd('activity:' . $element); return $xs->getString(); } diff --git a/plugins/OStatus/classes/Ostatus_profile.php b/plugins/OStatus/classes/Ostatus_profile.php index f7bbcd028..733d8843b 100644 --- a/plugins/OStatus/classes/Ostatus_profile.php +++ b/plugins/OStatus/classes/Ostatus_profile.php @@ -300,6 +300,71 @@ class Ostatus_profile extends Memcached_DataObject } /** + * Returns an XML string fragment with profile information as an + * Activity Streams noun object with the given element type. + * + * Assumes that 'activity' namespace has been previously defined. + * + * @param string $element one of 'actor', 'subject', 'object', 'target' + * @return string + */ + function asActivityNoun($element) + { + $xs = new XMLStringer(true); + + $avatarHref = Avatar::defaultImage(AVATAR_PROFILE_SIZE); + $avatarType = 'image/png'; + if ($this->isGroup()) { + $type = 'http://activitystrea.ms/schema/1.0/group'; + $self = $this->localGroup(); + + // @fixme put a standard getAvatar() interface on groups too + if ($self->homepage_logo) { + $avatarHref = $self->homepage_logo; + $map = array('png' => 'image/png', + 'jpg' => 'image/jpeg', + 'jpeg' => 'image/jpeg', + 'gif' => 'image/gif'); + $extension = pathinfo(parse_url($avatarHref, PHP_URL_PATH), PATHINFO_EXTENSION); + if (isset($map[$extension])) { + $avatarType = $map[$extension]; + } + } + } else { + $type = 'http://activitystrea.ms/schema/1.0/person'; + $self = $this->localProfile(); + $avatar = $self->getAvatar(AVATAR_PROFILE_SIZE); + if ($avatar) { + $avatarHref = $avatar-> + $avatarType = $avatar->mediatype; + } + } + $xs->elementStart('activity:' . $element); + $xs->element( + 'activity:object-type', + null, + $type + ); + $xs->element( + 'id', + null, + $this->homeuri); // ? + $xs->element('title', null, $self->getBestName()); + + $xs->element( + 'link', array( + 'type' => $avatarType, + 'href' => $avatarHref + ), + '' + ); + + $xs->elementEnd('activity:' . $element); + + return $xs->getString(); + } + + /** * Damn dirty hack! */ function isGroup() @@ -397,7 +462,7 @@ class Ostatus_profile extends Memcached_DataObject } /** - * Send an unsubscription request to the hub for this feed. + * Send a PuSH unsubscription request to the hub for this feed. * The hub will later send us a confirmation POST to /main/push/callback. * * @return bool true on success, false on failure @@ -407,6 +472,92 @@ class Ostatus_profile extends Memcached_DataObject } /** + * Send an Activity Streams notification to the remote Salmon endpoint, + * if so configured. + * + * @param Profile $actor + * @param $verb eg Activity::SUBSCRIBE or Activity::JOIN + * @param $object object of the action; if null, the remote entity itself is assumed + */ + public function notify(Profile $actor, $verb, $object=null) + { + if ($object == null) { + $object = $this; + } + if ($this->salmonuri) { + $text = 'update'; // @fixme + $id = 'tag:' . common_config('site', 'server') . + ':' . $verb . + ':' . $actor->id . + ':' . time(); // @fixme + + $entry = new Atom10Entry(); + $entry->elementStart('entry'); + $entry->element('id', null, $id); + $entry->element('title', null, $text); + $entry->element('summary', null, $text); + $entry->element('published', null, common_date_w3dtf()); + + $entry->element('activity:verb', null, $verb); + $entry->raw($profile->asAtomAuthor()); + $entry->raw($profile->asActivityActor()); + $entry->raw($object->asActivityNoun('object')); + $entry->elmentEnd('entry'); + + $feed = $this->atomFeed($actor); + $feed->initFeed(); + $feed->addEntry($entry); + $feed->renderEntries(); + $feed->endFeed(); + + $xml = $feed->getString(); + common_log(LOG_INFO, "Posting to Salmon endpoint $salmon: $xml"); + + $salmon = new Salmon(); // ? + $salmon->post($this->salmonuri, $xml); + } + } + + function getBestName() + { + if ($this->isGroup()) { + return $this->localGroup()->getBestName(); + } else { + return $this->localProfile()->getBestName(); + } + } + + function atomFeed($actor) + { + $feed = new Atom10Feed(); + // @fixme should these be set up somewhere else? + $feed->addNamespace('activity', 'http://activitystrea.ms/spec/1.0/'); + $feed->addNamesapce('thr', 'http://purl.org/syndication/thread/1.0'); + $feed->addNamespace('georss', 'http://www.georss.org/georss'); + $feed->addNamespace('ostatus', 'http://ostatus.org/schema/1.0'); + + $taguribase = common_config('integration', 'taguri'); + $feed->setId("tag:{$taguribase}:UserTimeline:{$actor->id}"); // ??? + + $feed->setTitle($actor->getBestName() . ' timeline'); // @fixme + $feed->setUpdated(time()); + $feed->setPublished(time()); + + $feed->addLink(common_url('ApiTimelineUser', + array('id' => $actor->id, + 'type' => 'atom')), + array('rel' => 'self', + 'type' => 'application/atom+xml')); + + $feed->addLink(common_url('userbyid', + array('id' => $actor->id)), + array('rel' => 'alternate', + 'type' => 'text/html')); + + return $feed; + } + + /** * Read and post notices for updates from the feed. * Currently assumes that all items in the feed are new, * coming from a PuSH hub. |