2019-08-18 21:54:11 +02:00
|
|
|
<?php
|
|
|
|
namespace Activitypub;
|
|
|
|
|
2023-07-03 17:59:42 +02:00
|
|
|
use WP_Post;
|
|
|
|
use Activitypub\Activity\Activity;
|
2023-07-03 11:20:44 +02:00
|
|
|
use Activitypub\Collection\Users;
|
2023-04-24 20:46:51 +02:00
|
|
|
use Activitypub\Collection\Followers;
|
2023-07-03 17:59:42 +02:00
|
|
|
use Activitypub\Transformer\Post;
|
2023-04-20 15:22:11 +02:00
|
|
|
|
2023-07-10 10:58:34 +02:00
|
|
|
use function Activitypub\is_single_user;
|
2023-07-03 11:56:25 +02:00
|
|
|
use function Activitypub\is_user_disabled;
|
2023-05-10 15:36:45 +02:00
|
|
|
use function Activitypub\safe_remote_post;
|
|
|
|
|
2019-08-18 21:54:11 +02:00
|
|
|
/**
|
|
|
|
* ActivityPub Activity_Dispatcher Class
|
|
|
|
*
|
|
|
|
* @author Matthias Pfefferle
|
|
|
|
*
|
|
|
|
* @see https://www.w3.org/TR/activitypub/
|
|
|
|
*/
|
|
|
|
class Activity_Dispatcher {
|
|
|
|
/**
|
2020-05-14 21:37:59 +02:00
|
|
|
* Initialize the class, registering WordPress hooks.
|
2019-08-18 21:54:11 +02:00
|
|
|
*/
|
|
|
|
public static function init() {
|
2023-07-10 10:58:34 +02:00
|
|
|
\add_action( 'activitypub_send_activity', array( self::class, 'send_activity' ), 10, 2 );
|
|
|
|
\add_action( 'activitypub_send_activity', array( self::class, 'send_activity_or_announce' ), 10, 2 );
|
2019-08-18 21:54:11 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
2023-07-10 12:12:12 +02:00
|
|
|
* Send Activities to followers and mentioned users or `Announce` (boost) a blog post.
|
|
|
|
*
|
|
|
|
* @param WP_Post $wp_post The ActivityPub Post.
|
|
|
|
* @param string $type The Activity-Type.
|
2019-08-18 21:54:11 +02:00
|
|
|
*
|
2023-07-10 12:12:12 +02:00
|
|
|
* @return void
|
2019-08-18 21:54:11 +02:00
|
|
|
*/
|
2023-07-10 12:12:12 +02:00
|
|
|
public static function send_activity_or_announce( WP_Post $wp_post, $type ) {
|
2023-07-27 18:27:41 +02:00
|
|
|
// check if a migration is needed before sending new posts
|
|
|
|
Migration::maybe_migrate();
|
|
|
|
|
2023-07-20 14:53:34 +02:00
|
|
|
if ( is_user_type_disabled( 'blog' ) ) {
|
2023-07-10 12:12:12 +02:00
|
|
|
return;
|
2022-12-09 13:16:34 +01:00
|
|
|
}
|
|
|
|
|
2023-07-10 12:12:12 +02:00
|
|
|
$wp_post->post_author = Users::BLOG_USER_ID;
|
2019-08-18 21:54:11 +02:00
|
|
|
|
2023-07-10 12:12:12 +02:00
|
|
|
if ( is_single_user() ) {
|
|
|
|
self::send_activity( $wp_post, $type );
|
|
|
|
} else {
|
|
|
|
self::send_announce( $wp_post, $type );
|
2019-08-18 21:54:11 +02:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2022-10-02 06:49:48 +02:00
|
|
|
/**
|
2023-07-03 17:59:42 +02:00
|
|
|
* Send Activities to followers and mentioned users.
|
2022-10-02 06:49:48 +02:00
|
|
|
*
|
2023-07-03 11:56:25 +02:00
|
|
|
* @param WP_Post $wp_post The ActivityPub Post.
|
2023-07-03 18:18:03 +02:00
|
|
|
* @param string $type The Activity-Type.
|
2022-12-09 19:05:43 +01:00
|
|
|
*
|
2023-07-03 17:59:42 +02:00
|
|
|
* @return void
|
2022-10-02 06:49:48 +02:00
|
|
|
*/
|
2023-07-10 10:58:34 +02:00
|
|
|
public static function send_activity( WP_Post $wp_post, $type ) {
|
2023-07-03 11:56:25 +02:00
|
|
|
if ( is_user_disabled( $wp_post->post_author ) ) {
|
|
|
|
return;
|
|
|
|
}
|
2022-10-05 21:58:12 +02:00
|
|
|
|
2023-07-03 18:18:03 +02:00
|
|
|
$object = Post::transform( $wp_post )->to_object();
|
2022-10-05 21:58:12 +02:00
|
|
|
|
2023-07-03 18:18:03 +02:00
|
|
|
$activity = new Activity();
|
|
|
|
$activity->set_type( $type );
|
|
|
|
$activity->set_object( $object );
|
2022-10-02 06:49:48 +02:00
|
|
|
|
2023-07-10 10:58:34 +02:00
|
|
|
$follower_inboxes = Followers::get_inboxes( $wp_post->post_author );
|
2023-07-03 18:18:03 +02:00
|
|
|
$mentioned_inboxes = Mention::get_inboxes( $activity->get_cc() );
|
2023-07-03 17:59:42 +02:00
|
|
|
|
|
|
|
$inboxes = array_merge( $follower_inboxes, $mentioned_inboxes );
|
|
|
|
$inboxes = array_unique( $inboxes );
|
|
|
|
|
2023-07-03 18:18:03 +02:00
|
|
|
$json = $activity->to_json();
|
2023-07-03 17:59:42 +02:00
|
|
|
|
|
|
|
foreach ( $inboxes as $inbox ) {
|
2023-07-10 12:12:12 +02:00
|
|
|
safe_remote_post( $inbox, $json, $wp_post->post_author );
|
2022-10-02 06:49:48 +02:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2019-08-18 21:54:11 +02:00
|
|
|
/**
|
2023-07-10 12:12:12 +02:00
|
|
|
* Send Announces to followers and mentioned users.
|
2023-07-05 16:16:31 +02:00
|
|
|
*
|
|
|
|
* @param WP_Post $wp_post The ActivityPub Post.
|
|
|
|
* @param string $type The Activity-Type.
|
2019-08-18 21:54:11 +02:00
|
|
|
*
|
2023-07-05 16:16:31 +02:00
|
|
|
* @return void
|
2019-08-18 21:54:11 +02:00
|
|
|
*/
|
2023-07-10 10:58:34 +02:00
|
|
|
public static function send_announce( WP_Post $wp_post, $type ) {
|
2023-07-07 13:43:12 +02:00
|
|
|
if ( ! in_array( $type, array( 'Create', 'Update' ), true ) ) {
|
|
|
|
return;
|
|
|
|
}
|
2019-08-18 21:54:11 +02:00
|
|
|
|
2023-07-05 16:16:31 +02:00
|
|
|
if ( is_user_disabled( Users::BLOG_USER_ID ) ) {
|
|
|
|
return;
|
|
|
|
}
|
2019-08-18 21:54:11 +02:00
|
|
|
|
2023-07-05 16:16:31 +02:00
|
|
|
$object = Post::transform( $wp_post )->to_object();
|
2019-08-18 21:54:11 +02:00
|
|
|
|
2023-07-05 16:16:31 +02:00
|
|
|
$activity = new Activity();
|
|
|
|
$activity->set_type( 'Announce' );
|
2023-07-10 10:58:34 +02:00
|
|
|
// to pre-fill attributes like "published" and "id"
|
2023-07-05 16:16:31 +02:00
|
|
|
$activity->set_object( $object );
|
2023-07-10 10:58:34 +02:00
|
|
|
// send only the id
|
2023-07-05 16:16:31 +02:00
|
|
|
$activity->set_object( $object->get_id() );
|
2019-08-18 21:54:11 +02:00
|
|
|
|
2023-07-10 10:58:34 +02:00
|
|
|
$follower_inboxes = Followers::get_inboxes( $wp_post->post_author );
|
2023-07-03 18:18:03 +02:00
|
|
|
$mentioned_inboxes = Mention::get_inboxes( $activity->get_cc() );
|
2019-08-18 21:54:11 +02:00
|
|
|
|
2023-04-25 11:59:08 +02:00
|
|
|
$inboxes = array_merge( $follower_inboxes, $mentioned_inboxes );
|
|
|
|
$inboxes = array_unique( $inboxes );
|
2019-08-18 21:54:11 +02:00
|
|
|
|
2023-07-03 18:18:03 +02:00
|
|
|
$json = $activity->to_json();
|
2022-04-15 09:17:00 +02:00
|
|
|
|
2023-07-03 17:59:42 +02:00
|
|
|
foreach ( $inboxes as $inbox ) {
|
2023-07-10 12:12:12 +02:00
|
|
|
safe_remote_post( $inbox, $json, $wp_post->post_author );
|
2019-08-18 21:54:11 +02:00
|
|
|
}
|
|
|
|
}
|
2021-02-18 07:12:32 +01:00
|
|
|
|
2022-10-02 06:49:48 +02:00
|
|
|
/**
|
|
|
|
* Send "delete" activities.
|
|
|
|
*
|
|
|
|
* @param str $activitypub_url
|
|
|
|
* @param int $user_id
|
|
|
|
*/
|
|
|
|
public static function send_delete_url_activity( $activitypub_url, $user_id ) {
|
|
|
|
// get latest version of post
|
|
|
|
$actor = \get_author_posts_url( $user_id );
|
|
|
|
$deleted = \current_time( 'Y-m-d\TH:i:s\Z', true );
|
|
|
|
|
|
|
|
$activitypub_activity = new \Activitypub\Model\Activity( 'Delete', \Activitypub\Model\Activity::TYPE_SIMPLE );
|
|
|
|
$activitypub_activity->set_id( $activitypub_url . '#delete' );
|
|
|
|
$activitypub_activity->set_actor( $actor );
|
2022-10-02 07:17:47 +02:00
|
|
|
$activitypub_activity->set_object(
|
|
|
|
array(
|
|
|
|
'id' => $activitypub_url,
|
|
|
|
'type' => 'Tombstone',
|
|
|
|
)
|
|
|
|
);
|
2022-10-02 06:49:48 +02:00
|
|
|
$activitypub_activity->set_deleted( $deleted );
|
|
|
|
|
|
|
|
foreach ( \Activitypub\get_follower_inboxes( $user_id ) as $inbox => $to ) {
|
|
|
|
$activitypub_activity->set_to( $to );
|
|
|
|
$activity = $activitypub_activity->to_json(); // phpcs:ignore
|
|
|
|
\Activitypub\safe_remote_post( $inbox, $activity, $user_id );
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2021-02-18 07:12:32 +01:00
|
|
|
/**
|
|
|
|
* Send "create" activities for comments
|
|
|
|
*
|
|
|
|
* @param \Activitypub\Model\Comment $activitypub_comment
|
|
|
|
*/
|
|
|
|
public static function send_comment_activity( $activitypub_comment_id ) {
|
|
|
|
//ONLY FOR LOCAL USERS ?
|
|
|
|
$activitypub_comment = \get_comment( $activitypub_comment_id );
|
2022-04-15 09:17:00 +02:00
|
|
|
$user_id = $activitypub_comment->user_id;
|
2021-02-18 07:12:32 +01:00
|
|
|
$activitypub_comment = new \Activitypub\Model\Comment( $activitypub_comment );
|
|
|
|
$activitypub_activity = new \Activitypub\Model\Activity( 'Create', \Activitypub\Model\Activity::TYPE_FULL );
|
|
|
|
$activitypub_activity->from_comment( $activitypub_comment->to_array() );
|
|
|
|
|
2023-03-10 21:52:38 +01:00
|
|
|
$inboxes = \Activitypub\get_follower_inboxes( $user_id );
|
2021-02-18 07:12:32 +01:00
|
|
|
|
2023-03-10 21:52:38 +01:00
|
|
|
$followers_url = \get_rest_url( null, '/activitypub/1.0/users/' . intval( $user_id ) . '/followers' );
|
|
|
|
foreach ( $activitypub_activity->get_cc() as $cc ) {
|
|
|
|
if ( $cc === $followers_url ) {
|
2022-04-15 09:17:00 +02:00
|
|
|
continue;
|
2022-04-15 03:04:43 +02:00
|
|
|
}
|
2023-03-10 21:52:38 +01:00
|
|
|
$inbox = \Activitypub\get_inbox_by_actor( $cc );
|
|
|
|
if ( ! $inbox || \is_wp_error( $inbox ) ) {
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
// init array if empty
|
|
|
|
if ( ! isset( $inboxes[ $inbox ] ) ) {
|
|
|
|
$inboxes[ $inbox ] = array();
|
|
|
|
}
|
|
|
|
$inboxes[ $inbox ][] = $cc;
|
|
|
|
}
|
|
|
|
|
|
|
|
foreach ( $inboxes as $inbox => $to ) {
|
|
|
|
$to = array_values( array_unique( $to ) );
|
|
|
|
$activitypub_activity->set_to( $to );
|
|
|
|
$activity = $activitypub_activity->to_json();
|
2022-04-15 03:04:43 +02:00
|
|
|
\Activitypub\safe_remote_post( $inbox, $activity, $user_id );
|
|
|
|
}
|
2021-02-18 07:12:32 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* Forward replies to followers
|
|
|
|
*
|
|
|
|
* @param \Activitypub\Model\Comment $activitypub_comment
|
|
|
|
*/
|
|
|
|
public static function inbox_forward_activity( $activitypub_comment_id ) {
|
|
|
|
$activitypub_comment = \get_comment( $activitypub_comment_id );
|
|
|
|
|
2022-09-27 23:28:45 +02:00
|
|
|
//original author should NOT recieve a copy of their own post
|
2021-02-18 07:12:32 +01:00
|
|
|
$replyto[] = $activitypub_comment->comment_author_url;
|
2022-09-28 19:18:30 +02:00
|
|
|
$activitypub_activity = \unserialize( get_comment_meta( $activitypub_comment->comment_ID, 'ap_object', true ) );
|
2022-04-15 09:17:00 +02:00
|
|
|
|
2021-02-18 07:12:32 +01:00
|
|
|
//will be forwarded to the parent_comment->author or post_author followers collection
|
|
|
|
$parent_comment = \get_comment( $activitypub_comment->comment_parent );
|
2022-04-15 09:17:00 +02:00
|
|
|
if ( ! is_null( $parent_comment ) ) {
|
2021-02-18 07:12:32 +01:00
|
|
|
$user_id = $parent_comment->user_id;
|
|
|
|
} else {
|
2022-04-15 09:17:00 +02:00
|
|
|
$original_post = \get_post( $activitypub_comment->comment_post_ID );
|
2021-02-18 07:12:32 +01:00
|
|
|
$user_id = $original_post->post_author;
|
|
|
|
}
|
|
|
|
|
2022-09-27 23:28:45 +02:00
|
|
|
unset( $activitypub_activity['user_id'] ); // remove user_id from $activitypub_comment
|
2022-04-15 09:17:00 +02:00
|
|
|
|
2022-09-27 23:28:45 +02:00
|
|
|
foreach ( \Activitypub\get_follower_inboxes( $user_id ) as $inbox => $cc ) {
|
2021-02-18 07:12:32 +01:00
|
|
|
//Forward reply to followers, skip sender
|
2022-09-27 23:28:45 +02:00
|
|
|
if ( in_array( $cc, $replyto ) ) {
|
2022-04-15 03:04:43 +02:00
|
|
|
continue;
|
2021-02-18 07:12:32 +01:00
|
|
|
}
|
|
|
|
|
2022-09-27 23:28:45 +02:00
|
|
|
$activitypub_activity['object']['cc'] = $cc;
|
|
|
|
$activitypub_activity['cc'] = $cc;
|
2021-02-18 07:12:32 +01:00
|
|
|
|
|
|
|
$activity = \wp_json_encode( $activitypub_activity, JSON_HEX_TAG | JSON_HEX_AMP | JSON_HEX_QUOT );
|
|
|
|
\Activitypub\forward_remote_post( $inbox, $activity, $user_id );
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2023-03-10 21:52:38 +01:00
|
|
|
/**
|
|
|
|
* Send "update" activities.
|
|
|
|
*
|
|
|
|
* @param \Activitypub\Model\Comment $activitypub_comment
|
|
|
|
*/
|
|
|
|
public static function send_update_comment_activity( $activitypub_comment_id ) {
|
|
|
|
$activitypub_comment = \get_comment( $activitypub_comment_id );
|
2023-03-10 23:46:21 +01:00
|
|
|
$updated = \get_comment_meta( $activitypub_comment_id, 'ap_last_modified', true );
|
2023-03-10 21:52:38 +01:00
|
|
|
|
|
|
|
$user_id = $activitypub_comment->user_id;
|
|
|
|
if ( ! $user_id ) { // Prevent sending received/anonymous comments.
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
$activitypub_comment = new \Activitypub\Model\Comment( $activitypub_comment );
|
|
|
|
$activitypub_comment->set_update( $updated );
|
|
|
|
$activitypub_activity = new \Activitypub\Model\Activity( 'Update', \Activitypub\Model\Activity::TYPE_FULL );
|
|
|
|
$activitypub_activity->from_comment( $activitypub_comment->to_array() );
|
|
|
|
$activitypub_activity->set_update( $updated );
|
|
|
|
|
|
|
|
$inboxes = \Activitypub\get_follower_inboxes( $user_id );
|
|
|
|
$followers_url = \get_rest_url( null, '/activitypub/1.0/users/' . intval( $user_id ) . '/followers' );
|
|
|
|
|
|
|
|
foreach ( $activitypub_activity->get_cc() as $cc ) {
|
|
|
|
if ( $cc === $followers_url ) {
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
$inbox = \Activitypub\get_inbox_by_actor( $cc );
|
|
|
|
if ( ! $inbox || \is_wp_error( $inbox ) ) {
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
// init array if empty
|
|
|
|
if ( ! isset( $inboxes[ $inbox ] ) ) {
|
|
|
|
$inboxes[ $inbox ] = array();
|
|
|
|
}
|
|
|
|
$inboxes[ $inbox ][] = $cc;
|
|
|
|
}
|
|
|
|
|
|
|
|
foreach ( $inboxes as $inbox => $to ) {
|
|
|
|
$to = array_values( array_unique( $to ) );
|
|
|
|
$activitypub_activity->set_to( $to );
|
|
|
|
$activity = $activitypub_activity->to_json();
|
|
|
|
\Activitypub\safe_remote_post( $inbox, $activity, $user_id );
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2021-02-18 07:12:32 +01:00
|
|
|
/**
|
|
|
|
* Send "delete" activities.
|
|
|
|
*
|
|
|
|
* @param \Activitypub\Model\Comment $activitypub_comment
|
|
|
|
*/
|
|
|
|
public static function send_delete_comment_activity( $activitypub_comment_id ) {
|
|
|
|
// get comment
|
|
|
|
$activitypub_comment = \get_comment( $activitypub_comment_id );
|
2022-04-15 03:04:43 +02:00
|
|
|
$user_id = $activitypub_comment->user_id;
|
|
|
|
// Prevent sending received/anonymous comments
|
|
|
|
if ( ! $user_id ) {
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
$deleted = \wp_date( 'Y-m-d\TH:i:s\Z', \strtotime( $activitypub_comment->comment_date_gmt ) );
|
2022-04-15 09:17:00 +02:00
|
|
|
|
2021-02-18 07:12:32 +01:00
|
|
|
$activitypub_comment = new \Activitypub\Model\Comment( $activitypub_comment );
|
2022-04-15 03:04:43 +02:00
|
|
|
$activitypub_comment->set_deleted( $deleted );
|
2021-02-18 07:12:32 +01:00
|
|
|
$activitypub_activity = new \Activitypub\Model\Activity( 'Delete', \Activitypub\Model\Activity::TYPE_FULL );
|
|
|
|
$activitypub_activity->from_comment( $activitypub_comment->to_array() );
|
2022-04-15 03:04:43 +02:00
|
|
|
$activitypub_activity->set_deleted( $deleted );
|
2021-02-18 07:12:32 +01:00
|
|
|
|
2023-03-10 21:52:38 +01:00
|
|
|
$inboxes = \Activitypub\get_follower_inboxes( $user_id );
|
|
|
|
$followers_url = \get_rest_url( null, '/activitypub/1.0/users/' . intval( $user_id ) . '/followers' );
|
|
|
|
|
|
|
|
foreach ( $activitypub_activity->get_cc() as $cc ) {
|
|
|
|
if ( $cc === $followers_url ) {
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
$inbox = \Activitypub\get_inbox_by_actor( $cc );
|
|
|
|
if ( ! $inbox || \is_wp_error( $inbox ) ) {
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
// init array if empty
|
|
|
|
if ( ! isset( $inboxes[ $inbox ] ) ) {
|
|
|
|
$inboxes[ $inbox ] = array();
|
|
|
|
}
|
|
|
|
$inboxes[ $inbox ][] = $cc;
|
|
|
|
}
|
|
|
|
|
|
|
|
foreach ( $inboxes as $inbox => $to ) {
|
|
|
|
$to = array_values( array_unique( $to ) );
|
2021-02-18 07:12:32 +01:00
|
|
|
$activitypub_activity->set_to( $to );
|
2023-03-10 21:52:38 +01:00
|
|
|
$activity = $activitypub_activity->to_json();
|
2021-02-18 07:12:32 +01:00
|
|
|
\Activitypub\safe_remote_post( $inbox, $activity, $user_id );
|
|
|
|
}
|
|
|
|
}
|
2019-08-18 21:54:11 +02:00
|
|
|
}
|