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<?php |
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namespace Activitypub\Rest; |
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|
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/** |
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* ActivityPub Outbox 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/#outbox |
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*/ |
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class Outbox { |
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/** |
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* Initialize the class, registering WordPress hooks |
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*/ |
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public static function init() { |
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\add_action( 'rest_api_init', array( '\Activitypub\Rest\Outbox', 'register_routes' ) ); |
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} |
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|
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/** |
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* Register routes |
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*/ |
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public static function register_routes() { |
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\register_rest_route( |
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'activitypub/1.0', |
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'/users/(?P<user_id>\d+)/outbox', |
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array( |
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array( |
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'methods' => \WP_REST_Server::READABLE, |
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'callback' => array( '\Activitypub\Rest\Outbox', 'user_outbox_get' ), |
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'args' => self::request_parameters(), |
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'permission_callback' => '__return_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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* Renders the user-outbox |
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* |
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* @param WP_REST_Request $request |
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* @return WP_REST_Response |
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*/ |
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public static function user_outbox_get( $request ) { |
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$user_id = $request->get_param( 'user_id' ); |
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$author = \get_user_by( 'ID', $user_id ); |
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$post_types = \get_option( 'activitypub_support_post_types', array( 'post', 'page' ) ); |
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|
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if ( ! $author ) { |
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return new \WP_Error( |
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'rest_invalid_param', |
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\__( 'User not found', 'activitypub' ), |
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array( |
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'status' => 404, |
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'params' => array( |
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'user_id' => \__( 'User not found', 'activitypub' ), |
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), |
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) |
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); |
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} |
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|
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$page = $request->get_param( 'page', 0 ); |
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|
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/* |
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* Action triggerd prior to the ActivityPub profile being created and sent to the client |
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*/ |
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\do_action( 'activitypub_outbox_pre' ); |
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|
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$json = new \stdClass(); |
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|
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$json->{'@context'} = \Activitypub\get_context(); |
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$json->id = \home_url( \add_query_arg( null, null ) ); |
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$json->generator = 'http://wordpress.org/?v=' . \get_bloginfo_rss( 'version' ); |
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$json->actor = \get_author_posts_url( $user_id ); |
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$json->type = 'OrderedCollectionPage'; |
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$json->partOf = \get_rest_url( null, "/activitypub/1.0/users/$user_id/outbox" ); // phpcs:ignore |
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$json->totalItems = 0; // phpcs:ignore |
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|
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// phpcs:ignore |
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$json->totalItems = 0; |
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|
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foreach ( $post_types as $post_type ) { |
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$count_posts = \wp_count_posts( $post_type ); |
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$json->totalItems += \intval( $count_posts->publish ); // phpcs:ignore |
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} |
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|
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$json->first = \add_query_arg( 'page', 1, $json->partOf ); // phpcs:ignore |
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$json->last = \add_query_arg( 'page', \ceil ( $json->totalItems / 10 ), $json->partOf ); // phpcs:ignore |
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|
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if ( $page && ( ( \ceil ( $json->totalItems / 10 ) ) > $page ) ) { // phpcs:ignore |
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$json->next = \add_query_arg( 'page', $page + 1, $json->partOf ); // phpcs:ignore |
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} |
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|
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if ( $page ) { |
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$posts = \get_posts( |
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array( |
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'posts_per_page' => 10, |
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'author' => $user_id, |
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'offset' => ( $page - 1 ) * 10, |
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'post_type' => $post_types, |
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) |
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); |
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|
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foreach ( $posts as $post ) { |
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$activitypub_post = new \Activitypub\Model\Post( $post ); |
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$activitypub_activity = new \Activitypub\Model\Activity( 'Create', \Activitypub\Model\Activity::TYPE_NONE ); |
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$activitypub_activity->from_post( $activitypub_post->to_array() ); |
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$json->orderedItems[] = $activitypub_activity->to_array(); // phpcs:ignore |
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} |
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} |
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|
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// filter output |
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$json = \apply_filters( 'activitypub_outbox_array', $json ); |
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|
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/* |
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* Action triggerd after the ActivityPub profile has been created and sent to the client |
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*/ |
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\do_action( 'activitypub_outbox_post' ); |
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|
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$response = new \WP_REST_Response( $json, 200 ); |
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|
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$response->header( 'Content-Type', 'application/activity+json' ); |
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|
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return $response; |
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} |
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|
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/** |
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* The supported parameters |
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* |
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* @return array list of parameters |
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*/ |
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public static function request_parameters() { |
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$params = array(); |
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|
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$params['page'] = array( |
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'type' => 'integer', |
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); |
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|
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$params['user_id'] = array( |
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'required' => true, |
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'type' => 'integer', |
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); |
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|
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return $params; |
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} |
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} |
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|
