return null;
}
+ /**
+ * Returns an ActivityObject describing this remote user or group profile.
+ * Can then be used to generate Atom chunks.
+ *
+ * @return ActivityObject
+ */
+ function asActivityObject()
+ {
+ if ($this->isGroup()) {
+ $object = new ActivityObject();
+ $object->type = 'http://activitystrea.ms/schema/1.0/group';
+ $object->id = $this->uri;
+ $self = $this->localGroup();
+
+ // @fixme put a standard getAvatar() interface on groups too
+ if ($self->homepage_logo) {
+ $object->avatar = $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])) {
+ // @fixme this ain't used/saved yet
+ $object->avatarType = $map[$extension];
+ }
+ }
+
+ $object->link = $this->uri; // @fixme accurate?
+ return $object;
+ } else {
+ return ActivityObject::fromProfile($this->localProfile());
+ }
+ }
+
/**
* 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.
*
+ * @fixme replace with wrappers on asActivityObject when it's got everything.
+ *
* @param string $element one of 'actor', 'subject', 'object', 'target'
* @return string
*/
}
/**
- * Damn dirty hack!
+ * @return boolean true if this is a remote group
*/
function isGroup()
{
- return (strpos($this->feeduri, '/groups/') !== false);
+ if ($this->profile_id && !$this->group_id) {
+ return false;
+ } else if ($this->group_id && !$this->profile_id) {
+ return true;
+ } else if ($this->group_id && $this->profile_id) {
+ throw new ServerException("Invalid ostatus_profile state: both group and profile IDs set for $this->uri");
+ } else {
+ throw new ServerException("Invalid ostatus_profile state: both group and profile IDs empty for $this->uri");
+ }
}
/**
}
}
+ /**
+ * Check if this remote profile has any active local subscriptions, and
+ * if not drop the PuSH subscription feed.
+ *
+ * @return boolean
+ */
+ public function garbageCollect()
+ {
+ if ($this->isGroup()) {
+ $members = $this->localGroup()->getMembers(0, 1);
+ $count = $members->N;
+ } else {
+ $count = $this->localProfile()->subscriberCount();
+ }
+ if ($count == 0) {
+ common_log(LOG_INFO, "Unsubscribing from now-unused remote feed $oprofile->feeduri");
+ $this->unsubscribe();
+ return true;
+ } else {
+ return false;
+ }
+ }
+
/**
* 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
+ * @param Profile $actor Actor who did the activity
+ * @param string $verb Activity::SUBSCRIBE or Activity::JOIN
+ * @param Object $object object of the action; must define asActivityNoun($tag)
*/
public function notify($actor, $verb, $object=null)
{
$object = $this;
}
if ($this->salmonuri) {
- $text = 'update'; // @fixme
- $id = 'tag:' . common_config('site', 'server') .
- ':' . $verb .
- ':' . $actor->id .
- ':' . time(); // @fixme
+
+ $text = 'update';
+ $id = TagURI::mint('%s:%s:%s',
+ $verb,
+ $actor->getURI(),
+ common_date_iso8601(time()));
// @fixme consolidate all these NS settings somewhere
$attributes = array('xmlns' => Activity::ATOM,
'xmlns:activity' => 'http://activitystrea.ms/spec/1.0/',
'xmlns:thr' => 'http://purl.org/syndication/thread/1.0',
'xmlns:georss' => 'http://www.georss.org/georss',
- 'xmlns:ostatus' => 'http://ostatus.org/schema/1.0');
+ 'xmlns:ostatus' => 'http://ostatus.org/schema/1.0',
+ 'xmlns:poco' => 'http://portablecontacts.net/spec/1.0');
$entry = new XMLStringer();
$entry->elementStart('entry', $attributes);
common_log(LOG_INFO, "Posting to Salmon endpoint $this->salmonuri: $xml");
$salmon = new Salmon(); // ?
- $salmon->post($this->salmonuri, $xml);
+ return $salmon->post($this->salmonuri, $xml);
+ }
+ return false;
+ }
+
+ public function notifyActivity($activity)
+ {
+ if ($this->salmonuri) {
+
+ $xml = '<?xml version="1.0" encoding="UTF-8" ?' . '>' .
+ $activity->asString(true);
+
+ $salmon = new Salmon(); // ?
+
+ return $salmon->post($this->salmonuri, $xml);
}
+
+ return false;
}
function getBestName()
/**
* Process an incoming post activity from this remote feed.
* @param Activity $activity
+ * @fixme break up this function, it's getting nasty long
*/
protected function processPost($activity)
{
}
$oprofile = $this;
}
-
$sourceUri = $activity->object->id;
$dupe = Notice::staticGet('uri', $sourceUri);
}
}
- // @fixme save detailed ostatus source info
- // @fixme ensure that groups get handled correctly
+ $profile = $oprofile->localProfile();
+ $params['groups'] = array();
+ $params['replies'] = array();
+ if ($activity->context) {
+ foreach ($activity->context->attention as $recipient) {
+ $roprofile = Ostatus_profile::staticGet('uri', $recipient);
+ if ($roprofile) {
+ if ($roprofile->isGroup()) {
+ // Deliver to local recipients of this remote group.
+ // @fixme sender verification?
+ $params['groups'][] = $roprofile->group_id;
+ continue;
+ } else {
+ // Delivery to remote users is the source service's job.
+ continue;
+ }
+ }
+
+ $user = User::staticGet('uri', $recipient);
+ if ($user) {
+ // An @-reply directed to a local user.
+ // @fixme sender verification, spam etc?
+ $params['replies'][] = $recipient;
+ continue;
+ }
+
+ // @fixme we need a uri on user_group
+ // $group = User_group::staticGet('uri', $recipient);
+ $template = common_local_url('groupbyid', array('id' => '31337'));
+ $template = preg_quote($template, '/');
+ $template = str_replace('31337', '(\d+)', $template);
+ common_log(LOG_DEBUG, $template);
+ if (preg_match("/$template/", $recipient, $matches)) {
+ $id = $matches[1];
+ $group = User_group::staticGet('id', $id);
+ if ($group) {
+ // Deliver to all members of this local group.
+ // @fixme sender verification?
+ if ($profile->isMember($group)) {
+ common_log(LOG_DEBUG, "delivering to group $id $group->nickname");
+ $params['groups'][] = $group->id;
+ } else {
+ common_log(LOG_DEBUG, "not delivering to group $id $group->nickname because sender $profile->nickname is not a member");
+ }
+ continue;
+ } else {
+ common_log(LOG_DEBUG, "not delivering to missing group $id");
+ }
+ } else {
+ common_log(LOG_DEBUG, "not delivering to groups for $recipient");
+ }
+ }
+ }
- $saved = Notice::saveNew($oprofile->localProfile()->id,
- $content,
- 'ostatus',
- $params);
+ try {
+ $saved = Notice::saveNew($profile->id,
+ $content,
+ 'ostatus',
+ $params);
+ } catch (Exception $e) {
+ common_log(LOG_ERR, "Failed saving notice entry for $sourceUri: " . $e->getMessage());
+ return;
+ }
+
+ // Record which feed this came through...
+ try {
+ Ostatus_source::saveNew($saved, $this, 'push');
+ } catch (Exception $e) {
+ common_log(LOG_ERR, "Failed saving ostatus_source entry for $saved->notice_id: " . $e->getMessage());
+ }
}
/**
* @return Ostatus_profile
* @throws FeedSubException
*/
- public static function ensureProfile($profile_uri)
+ public static function ensureProfile($profile_uri, $hints=array())
{
// Get the canonical feed URI and check it
$discover = new FeedDiscovery();
throw new FeedSubNoHubException();
}
- // Ok this is going to be a terrible hack!
- // Won't be suitable for groups, empty feeds, or getting
- // info that's only available on the profile page.
+ // Try to get a profile from the feed activity:subject
+
+ $feedEl = $discover->feed->documentElement;
+
+ $subject = ActivityUtils::child($feedEl, Activity::SUBJECT, Activity::SPEC);
+
+ if (!empty($subject)) {
+ $subjObject = new ActivityObject($subject);
+ return self::ensureActivityObjectProfile($subjObject, $feeduri, $salmonuri, $hints);
+ }
+
+ // Otherwise, try the feed author
+
+ $author = ActivityUtils::child($feedEl, Activity::AUTHOR, Activity::ATOM);
+
+ if (!empty($author)) {
+ $authorObject = new ActivityObject($author);
+ return self::ensureActivityObjectProfile($authorObject, $feeduri, $salmonuri, $hints);
+ }
+
+ // Sheesh. Not a very nice feed! Let's try fingerpoken in the
+ // entries.
+
$entries = $discover->feed->getElementsByTagNameNS(Activity::ATOM, 'entry');
- if (!$entries || $entries->length == 0) {
- throw new FeedSubException('empty feed');
+
+ if (!empty($entries) && $entries->length > 0) {
+
+ $entry = $entries->item(0);
+
+ $actor = ActivityUtils::child($entry, Activity::ACTOR, Activity::SPEC);
+
+ if (!empty($actor)) {
+ $actorObject = new ActivityObject($actor);
+ return self::ensureActivityObjectProfile($actorObject, $feeduri, $salmonuri, $hints);
+
+ }
+
+ $author = ActivityUtils::child($entry, Activity::AUTHOR, Activity::ATOM);
+
+ if (!empty($author)) {
+ $authorObject = new ActivityObject($author);
+ return self::ensureActivityObjectProfile($authorObject, $feeduri, $salmonuri, $hints);
+ }
}
- $first = new Activity($entries->item(0), $discover->feed);
- return self::ensureActorProfile($first, $feeduri, $salmonuri);
+
+ // XXX: make some educated guesses here
+
+ throw new FeedSubException("Can't find enough profile information to make a feed.");
}
/**
+ *
* Download and update given avatar image
* @param string $url
* @throws Exception in various failure cases
*/
protected function updateAvatar($url)
{
+ if ($this->isGroup()) {
+ $self = $this->localGroup();
+ } else {
+ $self = $this->localProfile();
+ }
+ if (!$self) {
+ throw new ServerException(sprintf(
+ _m("Tried to update avatar for unsaved remote profile %s"),
+ $this->uri));
+ }
+
// @fixme this should be better encapsulated
// ripped from oauthstore.php (for old OMB client)
$temp_filename = tempnam(sys_get_temp_dir(), 'listener_avatar');
- copy($url, $temp_filename);
+ if (!copy($url, $temp_filename)) {
+ throw new ServerException(sprintf(_m("Unable to fetch avatar from %s"), $url));
+ }
if ($this->isGroup()) {
$id = $this->group_id;
null,
common_timestamp());
rename($temp_filename, Avatar::path($filename));
- if ($this->isGroup()) {
- $group = $this->localGroup();
- $group->setOriginal($filename);
- } else {
- $profile = $this->localProfile();
- $profile->setOriginal($filename);
- }
+ $self->setOriginal($filename);
+ }
+
+ protected static function getActivityObjectAvatar($object)
+ {
+ // XXX: go poke around in the feed
+ return $object->avatar;
}
/**
* @param DOMElement $feed
* @return string
*/
+
protected static function getAvatar($actor, $feed)
{
$url = '';
* @param string $salmonuri if we already know the salmon return channel URI
* @return Ostatus_profile
*/
+
public static function ensureActorProfile($activity, $feeduri=null, $salmonuri=null)
{
- $profile = self::getActorProfile($activity);
+ return self::ensureActivityObjectProfile($activity->actor, $feeduri, $salmonuri);
+ }
+
+ public static function ensureActivityObjectProfile($object, $feeduri=null, $salmonuri=null, $hints=array())
+ {
+ $profile = self::getActivityObjectProfile($object);
if (!$profile) {
- $profile = self::createActorProfile($activity, $feeduri, $salmonuri);
+ $profile = self::createActivityObjectProfile($object, $feeduri, $salmonuri, $hints);
}
return $profile;
}
*/
protected static function getActorProfile($activity)
{
- $homeuri = self::getActorProfileURI($activity);
- return self::staticGet('uri', $homeuri);
+ return self::getActivityObjectProfile($activity->actor);
+ }
+
+ protected static function getActivityObjectProfile($object)
+ {
+ $uri = self::getActivityObjectProfileURI($object);
+ return Ostatus_profile::staticGet('uri', $uri);
+ }
+
+ protected static function getActorProfileURI($activity)
+ {
+ return self::getActivityObjectProfileURI($activity->actor);
}
/**
* @return string
* @throws ServerException
*/
- protected static function getActorProfileURI($activity)
+ protected static function getActivityObjectProfileURI($object)
{
$opts = array('allowed_schemes' => array('http', 'https'));
- $actor = $activity->actor;
- if ($actor->id && Validate::uri($actor->id, $opts)) {
- return $actor->id;
+ if ($object->id && Validate::uri($object->id, $opts)) {
+ return $object->id;
}
- if ($actor->link && Validate::uri($actor->link, $opts)) {
- return $actor->link;
+ if ($object->link && Validate::uri($object->link, $opts)) {
+ return $object->link;
}
throw new ServerException("No author ID URI found");
}
/**
* @fixme validate stuff somewhere
*/
+
protected static function createActorProfile($activity, $feeduri=null, $salmonuri=null)
{
$actor = $activity->actor;
- $homeuri = self::getActorProfileURI($activity);
- $nickname = self::getAuthorNick($activity);
- $avatar = self::getAvatar($actor, $activity->feed);
+
+ self::createActivityObjectProfile($actor, $feeduri, $salmonuri);
+ }
+
+ /**
+ * Create local ostatus_profile and profile/user_group entries for
+ * the provided remote user or group.
+ *
+ * @param ActivityObject $object
+ * @param string $feeduri
+ * @param string $salmonuri
+ * @param array $hints
+ *
+ * @fixme fold $feeduri/$salmonuri into $hints
+ * @return Ostatus_profile
+ */
+ protected static function createActivityObjectProfile($object, $feeduri=null, $salmonuri=null, $hints=array())
+ {
+ $homeuri = $object->id;
+ $nickname = self::getActivityObjectNickname($object, $hints);
+ $avatar = self::getActivityObjectAvatar($object);
if (!$homeuri) {
common_log(LOG_DEBUG, __METHOD__ . " empty actor profile URI: " . var_export($activity, true));
throw new ServerException("No profile URI");
}
+ if (empty($feeduri)) {
+ if (array_key_exists('feedurl', $hints)) {
+ $feeduri = $hints['feedurl'];
+ }
+ }
+
+ if (empty($salmonuri)) {
+ if (array_key_exists('salmon', $hints)) {
+ $salmonuri = $hints['salmon'];
+ }
+ }
+
if (!$feeduri || !$salmonuri) {
// Get the canonical feed URI and check it
$discover = new FeedDiscovery();
}
}
- $profile = new Profile();
- $profile->nickname = $nickname;
- $profile->fullname = $actor->displayName;
- $profile->homepage = $actor->link; // @fixme
- $profile->profileurl = $homeuri;
- // @fixme bio
- // @fixme tags/categories
- // @fixme location?
- // @todo tags from categories
- // @todo lat/lon/location?
-
- $ok = $profile->insert();
- if (!$ok) {
- throw new ServerException("Can't save local profile");
- }
-
- // @fixme either need to do feed discovery here
- // or need to split out some of the feed stuff
- // so we can leave it empty until later.
$oprofile = new Ostatus_profile();
- $oprofile->uri = $homeuri;
- $oprofile->feeduri = $feeduri;
- $oprofile->salmonuri = $salmonuri;
- $oprofile->profile_id = $profile->id;
- $oprofile->created = common_sql_now();
- $oprofile->modified = common_sql_now();
+ $oprofile->uri = $homeuri;
+ $oprofile->feeduri = $feeduri;
+ $oprofile->salmonuri = $salmonuri;
+
+ $oprofile->created = common_sql_now();
+ $oprofile->modified = common_sql_now();
+
+ if ($object->type == ActivityObject::PERSON) {
+ $profile = new Profile();
+ $profile->nickname = $nickname;
+ $profile->fullname = $object->title;
+ if (!empty($object->link)) {
+ $profile->profileurl = $object->link;
+ } else if (array_key_exists('profileurl', $hints)) {
+ $profile->profileurl = $hints['profileurl'];
+ }
+ $profile->created = common_sql_now();
+
+ // @fixme bio
+ // @fixme tags/categories
+ // @fixme location?
+ // @todo tags from categories
+ // @todo lat/lon/location?
+
+ $oprofile->profile_id = $profile->insert();
+
+ if (!$oprofile->profile_id) {
+ throw new ServerException("Can't save local profile");
+ }
+ } else {
+ $group = new User_group();
+ $group->nickname = $nickname;
+ $group->fullname = $object->title;
+ // @fixme no canonical profileurl; using homepage instead for now
+ $group->homepage = $homeuri;
+ $group->created = common_sql_now();
+
+ // @fixme homepage
+ // @fixme bio
+ // @fixme tags/categories
+ // @fixme location?
+ // @todo tags from categories
+ // @todo lat/lon/location?
+
+ $oprofile->group_id = $group->insert();
+
+ if (!$oprofile->group_id) {
+ throw new ServerException("Can't save local profile");
+ }
+ }
$ok = $oprofile->insert();
+
if ($ok) {
- $oprofile->updateAvatar($avatar);
+ if ($avatar) {
+ $oprofile->updateAvatar($avatar);
+ }
return $oprofile;
} else {
throw new ServerException("Can't save OStatus profile");
}
}
- /**
- * @fixme move this into Activity?
- * @param Activity $activity
- * @return string
- */
- protected static function getAuthorNick($activity)
- {
- // @fixme not technically part of the actor?
- foreach (array($activity->entry, $activity->feed) as $source) {
- $author = ActivityUtils::child($source, 'author', Activity::ATOM);
- if ($author) {
- $name = ActivityUtils::child($author, 'name', Activity::ATOM);
- if ($name) {
- return trim($name->textContent);
- }
+ protected static function getActivityObjectNickname($object, $hints=array())
+ {
+ if (!empty($object->nickname)) {
+ return common_nicknamize($object->nickname);
+ }
+
+ // Try the definitive ID
+
+ $nickname = self::nicknameFromURI($object->id);
+
+ // Try a Webfinger if one was passed (way) down
+
+ if (empty($nickname)) {
+ if (array_key_exists('webfinger', $hints)) {
+ $nickname = self::nicknameFromURI($hints['webfinger']);
}
}
- return false;
+
+ // Try the name
+
+ if (empty($nickname)) {
+ $nickname = common_nicknamize($object->title);
+ }
+
+ return $nickname;
}
+ protected static function nicknameFromURI($uri)
+ {
+ preg_match('/(\w+):/', $uri, $matches);
+
+ $protocol = $matches[1];
+
+ switch ($protocol) {
+ case 'acct':
+ case 'mailto':
+ if (preg_match("/^$protocol:(.*)?@.*\$/", $uri, $matches)) {
+ return common_canonical_nickname($matches[1]);
+ }
+ return null;
+ case 'http':
+ return common_url_to_nickname($uri);
+ break;
+ default:
+ return null;
+ }
+ }
+
+ public static function ensureWebfinger($addr)
+ {
+ // First, look it up
+
+ $oprofile = Ostatus_profile::staticGet('uri', 'acct:'.$addr);
+
+ if (!empty($oprofile)) {
+ return $oprofile;
+ }
+
+ // Now, try some discovery
+
+ $wf = new Webfinger();
+
+ $result = $wf->lookup($addr);
+
+ if (!$result) {
+ return null;
+ }
+
+ foreach ($result->links as $link) {
+ switch ($link['rel']) {
+ case Webfinger::PROFILEPAGE:
+ $profileUrl = $link['href'];
+ break;
+ case 'salmon':
+ $salmonEndpoint = $link['href'];
+ break;
+ case Webfinger::UPDATESFROM:
+ $feedUrl = $link['href'];
+ break;
+ default:
+ common_log(LOG_NOTICE, "Don't know what to do with rel = '{$link['rel']}'");
+ break;
+ }
+ }
+
+ $hints = array('webfinger' => $addr,
+ 'profileurl' => $profileUrl,
+ 'feedurl' => $feedUrl,
+ 'salmon' => $salmonEndpoint);
+
+ // If we got a feed URL, try that
+
+ if (isset($feedUrl)) {
+ try {
+ $oprofile = self::ensureProfile($feedUrl, $hints);
+ return $oprofile;
+ } catch (Exception $e) {
+ common_log(LOG_WARNING, "Failed creating profile from feed URL '$feedUrl': " . $e->getMessage());
+ // keep looking
+ }
+ }
+
+ // If we got a profile page, try that!
+
+ if (isset($profileUrl)) {
+ try {
+ $oprofile = self::ensureProfile($profileUrl, $hints);
+ return $oprofile;
+ } catch (Exception $e) {
+ common_log(LOG_WARNING, "Failed creating profile from profile URL '$profileUrl': " . $e->getMessage());
+ // keep looking
+ }
+ }
+
+ // XXX: try hcard
+ // XXX: try FOAF
+
+ if (isset($salmonEndpoint)) {
+
+ // An account URL, a salmon endpoint, and a dream? Not much to go
+ // on, but let's give it a try
+
+ $uri = 'acct:'.$addr;
+
+ $profile = new Profile();
+
+ $profile->nickname = self::nicknameFromUri($uri);
+ $profile->created = common_sql_now();
+
+ if (isset($profileUrl)) {
+ $profile->profileurl = $profileUrl;
+ }
+
+ $profile_id = $profile->insert();
+
+ if (!$profile_id) {
+ common_log_db_error($profile, 'INSERT', __FILE__);
+ throw new Exception("Couldn't save profile for '$addr'");
+ }
+
+ $oprofile = new Ostatus_profile();
+
+ $oprofile->uri = $uri;
+ $oprofile->salmonuri = $salmonEndpoint;
+ $oprofile->profile_id = $profile_id;
+ $oprofile->created = common_sql_now();
+
+ if (isset($feedUrl)) {
+ $profile->feeduri = $feedUrl;
+ }
+
+ $result = $oprofile->insert();
+
+ if (!$result) {
+ common_log_db_error($oprofile, 'INSERT', __FILE__);
+ throw new Exception("Couldn't save ostatus_profile for '$addr'");
+ }
+
+ return $oprofile;
+ }
+
+ return null;
+ }
}