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<?php |
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/** |
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* ActivityPub Actors REST-Class |
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* |
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* @package Activitypub |
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*/ |
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|
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namespace Activitypub\Rest; |
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|
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use Activitypub\Collection\Actors as Actor_Collection; |
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use Activitypub\Webfinger; |
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|
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use function Activitypub\is_activitypub_request; |
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|
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/** |
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* ActivityPub Actors REST-Class. |
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* |
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* @author Matthias Pfefferle |
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* |
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* @see https://www.w3.org/TR/activitypub/#followers |
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*/ |
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class Actors_Controller extends \WP_REST_Controller { |
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/** |
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* The namespace of this controller's route. |
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* |
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* @var string |
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*/ |
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protected $namespace = ACTIVITYPUB_REST_NAMESPACE; |
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|
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/** |
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* The base of this controller's route. |
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* |
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* @var string |
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*/ |
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protected $rest_base = '(?:users|actors)\/(?P<user_id>[\w\-\.]+)'; |
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|
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/** |
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* Register routes. |
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*/ |
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public function register_routes() { |
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\register_rest_route( |
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$this->namespace, |
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'/' . $this->rest_base, |
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array( |
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'args' => array( |
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'user_id' => array( |
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'description' => 'The ID or username of the actor.', |
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'type' => 'string', |
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'required' => true, |
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'pattern' => '[\w\-\.]+', |
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), |
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), |
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array( |
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'methods' => \WP_REST_Server::READABLE, |
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'callback' => array( $this, 'get_item' ), |
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'permission_callback' => array( 'Activitypub\Rest\Server', 'verify_signature' ), |
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), |
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'schema' => array( $this, 'get_public_item_schema' ), |
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) |
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); |
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|
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\register_rest_route( |
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$this->namespace, |
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'/' . $this->rest_base . '/remote-follow', |
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array( |
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'args' => array( |
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'user_id' => array( |
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'description' => 'The ID or username of the actor.', |
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'type' => 'string', |
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'required' => true, |
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'pattern' => '[\w\-\.]+', |
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), |
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), |
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array( |
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'methods' => \WP_REST_Server::READABLE, |
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'callback' => array( $this, 'get_remote_follow_item' ), |
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'permission_callback' => '__return_true', |
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'args' => array( |
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'resource' => array( |
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'description' => 'The resource to follow.', |
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'type' => 'string', |
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'required' => true, |
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), |
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), |
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), |
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) |
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); |
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} |
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|
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/** |
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* Retrieves a single actor. |
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* |
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* @param \WP_REST_Request $request Full details about the request. |
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* @return \WP_REST_Response|\WP_Error Response object on success, or WP_Error object on failure. |
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*/ |
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public function get_item( $request ) { |
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$user_id = $request->get_param( 'user_id' ); |
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$user = Actor_Collection::get_by_various( $user_id ); |
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|
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if ( \is_wp_error( $user ) ) { |
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return $user; |
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} |
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|
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$link_header = \sprintf( '<%1$s>; rel="alternate"; type="application/activity+json"', $user->get_id() ); |
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|
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// Redirect to canonical URL if it is not an ActivityPub request. |
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if ( ! is_activitypub_request() ) { |
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\header( 'Link: ' . $link_header ); |
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\header( 'Location: ' . $user->get_canonical_url(), true, 301 ); |
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exit; |
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} |
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|
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/** |
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* Action triggered prior to the ActivityPub profile being created and sent to the client. |
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*/ |
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\do_action( 'activitypub_rest_users_pre' ); |
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|
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$data = $user->to_array(); |
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|
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$response = \rest_ensure_response( $data ); |
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$response->header( 'Content-Type', 'application/activity+json; charset=' . \get_option( 'blog_charset' ) ); |
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$response->header( 'Link', $link_header ); |
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|
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return $response; |
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} |
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|
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/** |
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* Retrieves the remote follow endpoint. |
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* |
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* @param \WP_REST_Request $request Full details about the request. |
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* @return \WP_REST_Response|\WP_Error Response object on success, or WP_Error object on failure. |
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*/ |
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public function get_remote_follow_item( $request ) { |
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$resource = $request->get_param( 'resource' ); |
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$user_id = $request->get_param( 'user_id' ); |
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$user = Actor_Collection::get_by_various( $user_id ); |
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|
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if ( \is_wp_error( $user ) ) { |
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return $user; |
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} |
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|
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$template = Webfinger::get_remote_follow_endpoint( $resource ); |
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|
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if ( \is_wp_error( $template ) ) { |
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return $template; |
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} |
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|
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$resource = $user->get_webfinger(); |
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$url = \str_replace( '{uri}', $resource, $template ); |
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|
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return \rest_ensure_response( |
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array( |
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'url' => $url, |
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'template' => $template, |
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) |
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); |
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} |
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|
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/** |
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* Retrieves the actor schema, conforming to JSON Schema. |
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* |
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* @return array Item schema data. |
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*/ |
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public function get_item_schema() { |
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if ( $this->schema ) { |
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return $this->add_additional_fields_schema( $this->schema ); |
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} |
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|
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$this->schema = array( |
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'$schema' => 'http://json-schema.org/draft-04/schema#', |
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'title' => 'actor', |
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'type' => 'object', |
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'properties' => array( |
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'@context' => array( |
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'description' => 'The JSON-LD context for the response.', |
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'type' => array( 'array', 'object' ), |
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'readonly' => true, |
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), |
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'id' => array( |
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'description' => 'The unique identifier for the actor.', |
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'type' => 'string', |
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'format' => 'uri', |
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'readonly' => true, |
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), |
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'type' => array( |
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'description' => 'The type of the actor.', |
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'type' => 'string', |
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'enum' => array( 'Person', 'Service', 'Organization', 'Application', 'Group' ), |
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'readonly' => true, |
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), |
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'attachment' => array( |
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'description' => 'Additional information attached to the actor.', |
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'type' => 'array', |
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'items' => array( |
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'type' => 'object', |
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'properties' => array( |
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'type' => array( |
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'type' => 'string', |
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'enum' => array( 'PropertyValue', 'Link' ), |
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), |
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'name' => array( |
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'type' => 'string', |
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), |
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'value' => array( |
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'type' => 'string', |
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), |
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'href' => array( |
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'type' => 'string', |
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'format' => 'uri', |
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), |
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'rel' => array( |
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'type' => 'array', |
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'items' => array( |
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'type' => 'string', |
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), |
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), |
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), |
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), |
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'readonly' => true, |
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), |
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'name' => array( |
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'description' => 'The display name of the actor.', |
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'type' => 'string', |
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'readonly' => true, |
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), |
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'icon' => array( |
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'description' => 'The icon/avatar of the actor.', |
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'type' => 'object', |
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'properties' => array( |
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'type' => array( |
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'type' => 'string', |
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), |
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'url' => array( |
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'type' => 'string', |
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'format' => 'uri', |
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), |
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), |
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'readonly' => true, |
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), |
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'published' => array( |
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'description' => 'The date the actor was published.', |
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'type' => 'string', |
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'format' => 'date-time', |
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'readonly' => true, |
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), |
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'summary' => array( |
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'description' => 'A summary about the actor.', |
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'type' => 'string', |
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'readonly' => true, |
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), |
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'tag' => array( |
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'description' => 'Tags associated with the actor.', |
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'type' => 'array', |
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'items' => array( |
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'type' => 'object', |
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'properties' => array( |
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'type' => array( |
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'type' => 'string', |
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), |
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'href' => array( |
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'type' => 'string', |
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'format' => 'uri', |
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), |
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'name' => array( |
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'type' => 'string', |
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), |
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), |
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), |
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'readonly' => true, |
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), |
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'url' => array( |
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'description' => 'The URL to the actor\'s profile page.', |
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'type' => 'string', |
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'format' => 'uri', |
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'readonly' => true, |
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), |
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'inbox' => array( |
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'description' => 'The inbox endpoint for the actor.', |
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'type' => 'string', |
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'format' => 'uri', |
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'readonly' => true, |
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), |
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'outbox' => array( |
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'description' => 'The outbox endpoint for the actor.', |
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'type' => 'string', |
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'format' => 'uri', |
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'readonly' => true, |
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), |
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'following' => array( |
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'description' => 'The following endpoint for the actor.', |
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'type' => 'string', |
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'format' => 'uri', |
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'readonly' => true, |
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), |
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'followers' => array( |
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'description' => 'The followers endpoint for the actor.', |
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'type' => 'string', |
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'format' => 'uri', |
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'readonly' => true, |
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), |
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'streams' => array( |
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'description' => 'The streams associated with the actor.', |
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'type' => 'array', |
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'readonly' => true, |
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), |
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'preferredUsername' => array( |
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'description' => 'The preferred username of the actor.', |
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'type' => 'string', |
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'readonly' => true, |
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), |
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'publicKey' => array( |
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'description' => 'The public key information for the actor.', |
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'type' => 'object', |
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'properties' => array( |
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'id' => array( |
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'type' => 'string', |
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'format' => 'uri', |
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), |
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'owner' => array( |
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'type' => 'string', |
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'format' => 'uri', |
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), |
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'publicKeyPem' => array( |
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'type' => 'string', |
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), |
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), |
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'readonly' => true, |
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), |
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'manuallyApprovesFollowers' => array( |
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'description' => 'Whether the actor manually approves followers.', |
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'type' => 'boolean', |
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'readonly' => true, |
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), |
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'attributionDomains' => array( |
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'description' => 'The attribution domains for the actor.', |
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'type' => 'array', |
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'items' => array( |
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'type' => 'string', |
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), |
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'readonly' => true, |
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), |
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'featured' => array( |
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'description' => 'The featured collection endpoint for the actor.', |
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'type' => 'string', |
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'format' => 'uri', |
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'readonly' => true, |
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), |
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'indexable' => array( |
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'description' => 'Whether the actor is indexable.', |
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'type' => 'boolean', |
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'readonly' => true, |
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), |
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'webfinger' => array( |
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'description' => 'The webfinger identifier for the actor.', |
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'type' => 'string', |
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'readonly' => true, |
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), |
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'discoverable' => array( |
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'description' => 'Whether the actor is discoverable.', |
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'type' => 'boolean', |
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'readonly' => true, |
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), |
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), |
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); |
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|
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return $this->add_additional_fields_schema( $this->schema ); |
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} |
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} |
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|
