laipower/wp-content/plugins/activitypub/includes/handler/class-announce.php

122 lines
2.9 KiB
PHP

<?php
/**
* Announce handler file.
*
* @package Activitypub
*/
namespace Activitypub\Handler;
use Activitypub\Http;
use Activitypub\Comment;
use Activitypub\Collection\Interactions;
use function Activitypub\object_to_uri;
use function Activitypub\is_activity_public;
/**
* Handle Create requests.
*/
class Announce {
/**
* Initialize the class, registering WordPress hooks.
*/
public static function init() {
\add_action(
'activitypub_inbox_announce',
array( self::class, 'handle_announce' ),
10,
3
);
}
/**
* Handles "Announce" requests.
*
* @param array $announcement The activity-object.
* @param int $user_id The id of the local blog-user.
* @param \Activitypub\Activity\Activity $activity The activity object.
*/
public static function handle_announce( $announcement, $user_id, $activity = null ) {
// Check if Activity is public or not.
if ( ! is_activity_public( $announcement ) ) {
// @todo maybe send email
return;
}
if ( ! ACTIVITYPUB_DISABLE_REACTIONS ) {
self::maybe_save_announce( $announcement, $user_id );
}
if ( is_string( $announcement['object'] ) ) {
$object = Http::get_remote_object( $announcement['object'] );
} else {
$object = $announcement['object'];
}
if ( ! $object || is_wp_error( $object ) ) {
return;
}
if ( ! isset( $object['type'] ) ) {
return;
}
$type = \strtolower( $object['type'] );
/**
* Fires after an Announce has been received.
*
* @param array $object The object.
* @param int $user_id The id of the local blog-user.
* @param array $activity The activity object.
*/
\do_action( 'activitypub_inbox', $object, $user_id, $type, $activity );
/**
* Fires after an Announce of a specific type has been received.
*
* @param array $object The object.
* @param int $user_id The id of the local blog-user.
* @param array $activity The activity object.
*/
\do_action( "activitypub_inbox_{$type}", $object, $user_id, $activity );
}
/**
* Try to save the Announce.
*
* @param array $activity The activity-object.
* @param int $user_id The id of the local blog-user.
*/
public static function maybe_save_announce( $activity, $user_id ) {
$url = object_to_uri( $activity['object'] );
if ( empty( $url ) ) {
return;
}
$exists = Comment::object_id_to_comment( esc_url_raw( $url ) );
if ( $exists ) {
return;
}
$state = Interactions::add_reaction( $activity );
$reaction = null;
if ( $state && ! is_wp_error( $state ) ) {
$reaction = get_comment( $state );
}
/**
* Fires after an Announce has been saved.
*
* @param array $activity The activity-object.
* @param int $user_id The id of the local blog-user.
* @param mixed $state The state of the reaction.
* @param mixed $reaction The reaction.
*/
do_action( 'activitypub_handled_announce', $activity, $user_id, $state, $reaction );
}
}