wordpress-activitypub/includes/rest/class-collection.php

222 lines
5.5 KiB
PHP

<?php
namespace Activitypub\Rest;
use WP_Error;
use WP_REST_Server;
use WP_REST_Response;
use Activitypub\Transformers_Manager;
use Activitypub\Activity\Activity;
use Activitypub\Collection\Users as User_Collection;
use function Activitypub\esc_hashtag;
use function Activitypub\is_single_user;
use function Activitypub\get_rest_url_by_path;
/**
* ActivityPub Collections REST-Class
*
* @author Matthias Pfefferle
*
* @see https://docs.joinmastodon.org/spec/activitypub/#featured
* @see https://docs.joinmastodon.org/spec/activitypub/#featuredTags
*/
class Collection {
/**
* Initialize the class, registering WordPress hooks
*/
public static function init() {
self::register_routes();
}
/**
* Register routes
*/
public static function register_routes() {
\register_rest_route(
ACTIVITYPUB_REST_NAMESPACE,
'/users/(?P<user_id>[\w\-\.]+)/collections/tags',
array(
array(
'methods' => WP_REST_Server::READABLE,
'callback' => array( self::class, 'tags_get' ),
'args' => self::request_parameters(),
'permission_callback' => '__return_true',
),
)
);
\register_rest_route(
ACTIVITYPUB_REST_NAMESPACE,
'/users/(?P<user_id>[\w\-\.]+)/collections/featured',
array(
array(
'methods' => WP_REST_Server::READABLE,
'callback' => array( self::class, 'featured_get' ),
'args' => self::request_parameters(),
'permission_callback' => '__return_true',
),
)
);
\register_rest_route(
ACTIVITYPUB_REST_NAMESPACE,
'/collections/moderators',
array(
array(
'methods' => WP_REST_Server::READABLE,
'callback' => array( self::class, 'moderators_get' ),
'permission_callback' => '__return_true',
),
)
);
}
/**
* The Featured Tags endpoint
*
* @param WP_REST_Request $request The request object.
*
* @return WP_REST_Response The response object.
*/
public static function tags_get( $request ) {
$user_id = $request->get_param( 'user_id' );
$user = User_Collection::get_by_various( $user_id );
if ( is_wp_error( $user ) ) {
return $user;
}
$number = 4;
$tags = \get_terms(
array(
'taxonomy' => 'post_tag',
'orderby' => 'count',
'order' => 'DESC',
'number' => $number,
)
);
if ( is_wp_error( $tags ) ) {
$tags = array();
}
$response = array(
'@context' => Activity::CONTEXT,
'id' => get_rest_url_by_path( sprintf( 'users/%d/collections/tags', $user->get__id() ) ),
'type' => 'Collection',
'totalItems' => is_countable( $tags ) ? count( $tags ) : 0,
'items' => array(),
);
foreach ( $tags as $tag ) {
$response['items'][] = array(
'type' => 'Hashtag',
'href' => \esc_url( \get_tag_link( $tag ) ),
'name' => esc_hashtag( $tag->name ),
);
}
$rest_response = new WP_REST_Response( $response, 200 );
$rest_response->header( 'Content-Type', 'application/activity+json; charset=' . get_option( 'blog_charset' ) );
return $rest_response;
}
/**
* Featured posts endpoint
*
* @param WP_REST_Request $request The request object.
*
* @return WP_REST_Response The response object.
*/
public static function featured_get( $request ) {
$user_id = $request->get_param( 'user_id' );
$user = User_Collection::get_by_various( $user_id );
if ( is_wp_error( $user ) ) {
return $user;
}
$sticky_posts = \get_option( 'sticky_posts' );
if ( ! is_single_user() && User_Collection::BLOG_USER_ID === $user->get__id() ) {
$posts = array();
} elseif ( $sticky_posts ) {
$args = array(
'post__in' => $sticky_posts,
'ignore_sticky_posts' => 1,
'orderby' => 'date',
'order' => 'DESC',
);
if ( $user->get__id() > 0 ) {
$args['author'] = $user->get__id();
}
$posts = \get_posts( $args );
} else {
$posts = array();
}
$response = array(
'@context' => Activity::CONTEXT,
'id' => get_rest_url_by_path( sprintf( 'users/%d/collections/featured', $user_id ) ),
'type' => 'OrderedCollection',
'totalItems' => is_countable( $posts ) ? count( $posts ) : 0,
'orderedItems' => array(),
);
foreach ( $posts as $post ) {
$response['orderedItems'][] = Transformers_Manager::instance()->get_transformer( $post )->set_wp_post( $wp_post )->to_object()->to_array();
}
$rest_response = new WP_REST_Response( $response, 200 );
$rest_response->header( 'Content-Type', 'application/activity+json; charset=' . get_option( 'blog_charset' ) );
return $rest_response;
}
/**
* Moderators endpoint
*
* @param WP_REST_Request $request The request object.
*
* @return WP_REST_Response The response object.
*/
public static function moderators_get( $request ) {
$response = array(
'@context' => Activity::CONTEXT,
'id' => get_rest_url_by_path( 'collections/moderators' ),
'type' => 'OrderedCollection',
'orderedItems' => array(),
);
$users = User_Collection::get_collection();
foreach ( $users as $user ) {
$response['orderedItems'][] = $user->get_url();
}
$rest_response = new WP_REST_Response( $response, 200 );
$rest_response->header( 'Content-Type', 'application/activity+json; charset=' . get_option( 'blog_charset' ) );
return $rest_response;
}
/**
* The supported parameters
*
* @return array list of parameters
*/
public static function request_parameters() {
$params = array();
$params['user_id'] = array(
'required' => true,
'type' => 'string',
);
return $params;
}
}