GNUsocial/gnu-social-v2-archive-activitypub-plugin
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Skell for ActivityPub feed

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This commit is contained in:
Diogo Cordeiro 2018-07-13 21:24:23 +01:00
parent 6a9b649cd7
commit 27d62f1135
2 changed files with 368 additions and 5 deletions
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31
ActivityPubPlugin.php
View File

@ -52,7 +52,7 @@ class ActivityPubPlugin extends Plugin
['action' => 'showstream'],
['nickname' => Nickname::DISPLAY_FMT],
'apActorProfile');
$m->connect (':nickname/liked.json',
['action' => 'apActorLikedCollection'],
['nickname' => Nickname::DISPLAY_FMT]);
@ -66,11 +66,14 @@ class ActivityPubPlugin extends Plugin
['nickname' => Nickname::DISPLAY_FMT]);
$m->connect (':nickname/inbox.json',
['action' => 'apActorInbox'],
['nickname' => Nickname::DISPLAY_FMT]);
['action' => 'apActorInbox'],
['nickname' => Nickname::DISPLAY_FMT]);
$m->connect ('inbox.json',
array('action' => 'apSharedInbox'));
array ('action' => 'apSharedInbox'));
$m->connect ('api/statuses/public_timeline.as2',
array ('action' => 'apFeed'));
}
/**
@ -101,7 +104,7 @@ class ActivityPubPlugin extends Plugin
$schema->ensureTable ('Activitypub_profile', Activitypub_profile::schemaDef());
return true;
}
/********************************************************
* Delivery Events *
********************************************************/
@ -159,6 +162,24 @@ class ActivityPubPlugin extends Plugin
return true;
}
function onEndShowExportData (Action $action)
{
$action->elementStart ('div', array ('id' => 'export_data',
'class' => 'section'));
$action->elementStart ('ul', array ('class' => 'xoxo'));
$action->elementStart ('li');
$action->element ('a', array ('href' => common_root_url ()."api/statuses/public_timeline.as2",
'class' => "json",
'type' => "application/activity+json",
'title' => "Public Timeline Feed (Activity Streams 2 JSON)"),
"Activity Streams 2");
$action->elementEnd ('li');
$action->elementEnd ('ul');
$action->elementEnd ('div');
}
}
/**

342
actions/apfeed.php Normal file
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@ -0,0 +1,342 @@
<?php
/**
* GNU social - a federating social network
*
* ActivityPubPlugin implementation for GNU Social
*
* LICENCE: This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* @category Plugin
* @package GNUsocial
* @author Diogo Cordeiro <diogo@fc.up.pt>
* @author Daniel Supernault <danielsupernault@gmail.com>
* @copyright 2018 Free Software Foundation http://fsf.org
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
* @link https://www.gnu.org/software/social/
*/
if (!defined('GNUSOCIAL')) {
exit(1);
}
/**
* ActivityPub Feed
*
* @category Plugin
* @package GNUsocial
* @author Diogo Cordeiro <diogo@fc.up.pt>
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
* @link http://www.gnu.org/software/social/
*/
class apFeedAction extends ManagedAction
{
protected $needLogin = false;
protected $canPost = true;
var $page = 1;
var $count = 20;
var $max_id = 0;
var $since_id = 0;
/**
* Handle the Actor Inbox request
*
* @return void
*/
protected function handle ()
{
$this->showJsonTimeline($this->getNotices());
}
/**
* Get notices
*
* @return array notices
*/
function getNotices()
{
$notices = array ();
$stream = new PublicNoticeStream (null);
$notice = $stream->getNotices (($this->page - 1) * $this->count,
$this->count,
$this->since_id, $this->max_id);
$notices = $notice->fetchAll ();
NoticeList::prefill ($notices);
return $notices;
}
function showJsonTimeline ($notice)
{
header ('Content-Type: application/json; charset=utf-8');
$statuses = array ();
if (is_array ($notice)) {
//FIXME: make everything calling showJsonTimeline use only Notice objects
$ids = array ();
foreach($notice as $n) {
$ids[] = $n->getID ();
}
$notice = Notice::multiGet ('id', $ids);
}
while ($notice->fetch ()) {
try {
$twitter_status = $this->twitterStatusArray ($notice);
array_push ($statuses, $twitter_status);
} catch (Exception $e) {
common_log (LOG_ERR, $e->getMessage ());
continue;
}
}
$this->showJsonObjects ($statuses);
}
function showJsonObjects ($objects)
{
$json_objects = json_encode ($objects);
if ($json_objects === false) {
$this-> clientError(_('JSON encoding failed. Error: ').json_last_error_msg ());
} else {
print $json_objects;
}
}
function twitterStatusArray ($notice, $include_user = true)
{
$base = $this->twitterSimpleStatusArray ($notice, $include_user);
// FIXME: MOVE TO SHARE PLUGIN
if (!empty ($notice->repeat_of)) {
$original = Notice::getKV ('id', $notice->repeat_of);
if ($original instanceof Notice) {
$orig_array = $this->twitterSimpleStatusArray($original, $include_user);
$base['retweeted_status'] = $orig_array;
}
}
return $base;
}
function twitterSimpleStatusArray ($notice, $include_user = true)
{
$profile = $notice->getProfile ();
$twitter_status = array ();
$twitter_status['text'] = $notice->content;
$twitter_status['truncated'] = false;
$twitter_status['created_at'] = self::dateTwitter ($notice->created);
try {
// We could just do $notice->reply_to but maybe the future holds a
// different story for parenting.
$parent = $notice->getParent ();
$in_reply_to = $parent->id;
} catch (NoParentNoticeException $e) {
$in_reply_to = null;
} catch (NoResultException $e) {
// the in_reply_to message has probably been deleted
$in_reply_to = null;
}
$twitter_status['in_reply_to_status_id'] = $in_reply_to;
$source = null;
$source_link = null;
$ns = $notice->getSource ();
if ($ns instanceof Notice_source) {
$source = $ns->code;
if (!empty ($ns->url)) {
$source_link = $ns->url;
if (!empty ($ns->name)) {
$source = $ns->name;
}
}
}
$twitter_status['uri'] = $notice->getUri ();
$twitter_status['source'] = $source;
$twitter_status['source_link'] = $source_link;
$twitter_status['id'] = intval ($notice->id);
$replier_profile = null;
if ($notice->reply_to) {
$reply = Notice::getKV (intval ($notice->reply_to));
if ($reply) {
$replier_profile = $reply->getProfile ();
}
}
$twitter_status['in_reply_to_user_id'] =
($replier_profile) ? intval ($replier_profile->id) : null;
$twitter_status['in_reply_to_screen_name'] =
($replier_profile) ? $replier_profile->nickname : null;
try {
$notloc = Notice_location::locFromStored ($notice);
// This is the format that GeoJSON expects stuff to be in
$twitter_status['geo'] = array ('type' => 'Point',
'coordinates' => array (
(float) $notloc->lat,
(float) $notloc->lon));
} catch (ServerException $e) {
$twitter_status['geo'] = null;
}
// Enclosures
$attachments = $notice->attachments ();
if (!empty ($attachments)) {
$twitter_status['attachments'] = array ();
foreach ($attachments as $attachment) {
try {
$enclosure_o = $attachment->getEnclosure ();
$enclosure = array();
$enclosure['url'] = $enclosure_o->url;
$enclosure['mimetype'] = $enclosure_o->mimetype;
$enclosure['size'] = $enclosure_o->size;
$twitter_status['attachments'][] = $enclosure;
} catch (ServerException $e) {
// There was not enough metadata available
}
}
}
if ($include_user && $profile) {
// Don't get notice (recursive!)
$twitter_user = $this->twitterUserArray($profile, false);
$twitter_status['user'] = $twitter_user;
}
// StatusNet-specific
$twitter_status['statusnet_html'] = $notice->getRendered();
$twitter_status['statusnet_conversation_id'] = intval($notice->conversation);
// The event call to handle NoticeSimpleStatusArray lets plugins add data to the output array
Event::handle('NoticeSimpleStatusArray',
array ($notice, &$twitter_status, $this->scoped,
array ('include_user' => $include_user)));
return $twitter_status;
}
static function dateTwitter($dt)
{
$dateStr = date ('d F Y H:i:s', strtotime ($dt));
$d = new DateTime ($dateStr, new DateTimeZone ('UTC'));
$d->setTimezone (new DateTimeZone(common_timezone()));
return $d->format ('D M d H:i:s O Y');
}
function twitterUserArray ($profile, $get_notice = false)
{
$twitter_user = array ();
try {
$user = $profile->getUser ();
} catch (NoSuchUserException $e) {
$user = null;
}
$twitter_user['id'] = $profile->getID ();
$twitter_user['name'] = $profile->getBestName ();
$twitter_user['screen_name'] = $profile->getNickname ();
$twitter_user['location'] = $profile->location;
$twitter_user['description'] = $profile->getDescription ();
// TODO: avatar url template (example.com/user/avatar?size={x}x{y})
$twitter_user['profile_image_url'] = Avatar::urlByProfile($profile, AVATAR_STREAM_SIZE);
$twitter_user['profile_image_url_https'] = $twitter_user['profile_image_url'];
// START introduced by qvitter API, not necessary for StatusNet API
$twitter_user['profile_image_url_profile_size'] = Avatar::urlByProfile($profile, AVATAR_PROFILE_SIZE);
try {
$avatar = Avatar::getUploaded ($profile);
$origurl = $avatar->displayUrl ();
} catch(Exception $e) {
$origurl = $twitter_user['profile_image_url_profile_size'];
}
$twitter_user['profile_image_url_original'] = $origurl;
$twitter_user['groups_count'] = $profile->getGroupCount();
foreach (array('linkcolor', 'backgroundcolor') as $key) {
$twitter_user[$key] = Profile_prefs::getConfigData($profile, 'theme', $key);
}
// END introduced by qvitter API, not necessary for StatusNet API
$twitter_user['url'] = ($profile->homepage) ? $profile->homepage : null;
$twitter_user['protected'] = (!empty($user) && $user->private_stream) ? true : false;
$twitter_user['followers_count'] = $profile->subscriberCount();
// Note: some profiles don't have an associated user
$twitter_user['friends_count'] = $profile->subscriptionCount ();
$twitter_user['created_at'] = self::dateTwitter($profile->created);
$timezone = 'UTC';
if (!empty($user) && $user->timezone) {
$timezone = $user->timezone;
}
$t = new DateTime;
$t->setTimezone (new DateTimeZone ($timezone));
$twitter_user['utc_offset'] = $t->format('Z');
$twitter_user['time_zone'] = $timezone;
$twitter_user['statuses_count'] = $profile->noticeCount();
// Is the requesting user following this user?
// These values might actually also mean "unknown". Ambiguity issues?
$twitter_user['following'] = false;
$twitter_user['statusnet_blocking'] = false;
$twitter_user['notifications'] = false;
if ($this->scoped instanceof Profile) {
try {
$sub = Subscription::getSubscription($this->scoped, $profile);
// Notifications on?
$twitter_user['following'] = true;
$twitter_user['notifications'] = ($sub->jabber || $sub->sms);
} catch (NoResultException $e) {
// well, the values are already false...
}
$twitter_user['statusnet_blocking'] = $this->scoped->hasBlocked($profile);
}
if ($get_notice) {
$notice = $profile->getCurrentNotice ();
if ($notice instanceof Notice) {
// don't get user!
$twitter_user['status'] = $this->twitterStatusArray($notice, false);
}
}
// StatusNet-specific
$twitter_user['statusnet_profile_url'] = $profile->profileurl;
// The event call to handle NoticeSimpleStatusArray lets plugins add data to the output array
Event::handle('TwitterUserArray', array ($profile, &$twitter_user, $this->scoped, array()));
return $twitter_user;
}
}