161 lines
3.6 KiB
PHP

<?php
/**
* ActivityPub Post REST Endpoints
*
* @package Activitypub
*/
namespace Activitypub\Rest;
use WP_REST_Server;
use WP_REST_Response;
use WP_Error;
use Activitypub\Comment;
use Activitypub\Activity\Base_Object;
use Activitypub\Collection\Replies;
use function Activitypub\get_rest_url_by_path;
/**
* Class Post
*
* @package Activitypub\Rest
*/
class Post {
/**
* Initialize the class and register routes.
*/
public static function init() {
self::register_routes();
}
/**
* Register routes.
*/
public static function register_routes() {
register_rest_route(
ACTIVITYPUB_REST_NAMESPACE,
'/posts/(?P<id>\d+)/reactions',
array(
'methods' => WP_REST_Server::READABLE,
'callback' => array( static::class, 'get_reactions' ),
'permission_callback' => '__return_true',
'args' => array(
'id' => array(
'required' => true,
'type' => 'integer',
),
),
)
);
register_rest_route(
ACTIVITYPUB_REST_NAMESPACE,
'/posts/(?P<id>\d+)/context',
array(
'methods' => WP_REST_Server::READABLE,
'callback' => array( static::class, 'get_context' ),
'permission_callback' => '__return_true',
'args' => array(
'id' => array(
'required' => true,
'type' => 'integer',
),
),
)
);
}
/**
* Get reactions for a post.
*
* @param \WP_REST_Request $request The request.
*
* @return WP_REST_Response|WP_Error Response object on success, or WP_Error object on failure.
*/
public static function get_reactions( $request ) {
$post_id = $request->get_param( 'id' );
$post = get_post( $post_id );
if ( ! $post ) {
return new WP_Error( 'post_not_found', 'Post not found', array( 'status' => 404 ) );
}
$reactions = array();
foreach ( Comment::get_comment_types() as $type_object ) {
$comments = get_comments(
array(
'post_id' => $post_id,
'type' => $type_object['type'],
'status' => 'approve',
)
);
if ( empty( $comments ) ) {
continue;
}
$count = count( $comments );
// phpcs:disable WordPress.WP.I18n
$label = sprintf(
_n(
$type_object['count_single'],
$type_object['count_plural'],
$count,
'activitypub'
),
number_format_i18n( $count )
);
// phpcs:enable WordPress.WP.I18n
$reactions[ $type_object['collection'] ] = array(
'label' => $label,
'items' => array_map(
function ( $comment ) {
return array(
'name' => $comment->comment_author,
'url' => $comment->comment_author_url,
'avatar' => get_comment_meta( $comment->comment_ID, 'avatar_url', true ),
);
},
$comments
),
);
}
return new WP_REST_Response( $reactions );
}
/**
* Get the context for a post.
*
* @param \WP_REST_Request $request The request.
*
* @return WP_REST_Response|WP_Error Response object on success, or WP_Error object on failure.
*/
public static function get_context( $request ) {
$post_id = $request->get_param( 'id' );
$collection = Replies::get_context_collection( $post_id );
if ( false === $collection ) {
return new WP_Error( 'post_not_found', 'Post not found', array( 'status' => 404 ) );
}
$response = array_merge(
array(
'@context' => Base_Object::JSON_LD_CONTEXT,
'id' => get_rest_url_by_path( sprintf( 'posts/%d/context', $post_id ) ),
),
$collection
);
$response = \rest_ensure_response( $response );
$response->header( 'Content-Type', 'application/activity+json; charset=' . \get_option( 'blog_charset' ) );
return $response;
}
}