\__( 'Author URL test', 'activitypub' ), 'test' => array( '\Activitypub\Health_Check', 'test_author_url' ), ); $tests['direct']['activitypub_test_webfinger'] = array( 'label' => __( 'WebFinger Test', 'activitypub' ), 'test' => array( '\Activitypub\Health_Check', 'test_webfinger' ), ); return $tests; } /** * Author URL tests * * @return void */ public static function test_author_url() { $result = array( 'label' => \__( 'Author URL accessible', 'activitypub' ), 'status' => 'good', 'badge' => array( 'label' => \__( 'ActivityPub', 'activitypub' ), 'color' => 'green', ), 'description' => \sprintf( '

%s

', \__( 'Your author URL is accessible and supports the required "Accept" header.', 'activitypub' ) ), 'actions' => '', 'test' => 'test_author_url', ); $check = self::is_author_url_accessible(); if ( true === $check ) { return $result; } $result['status'] = 'critical'; $result['label'] = \__( 'Author URL is not accessible', 'activitypub' ); $result['badge']['color'] = 'red'; $result['description'] = \sprintf( '

%s

', $check->get_error_message() ); return $result; } /** * WebFinger tests * * @return void */ public static function test_webfinger() { $result = array( 'label' => \__( 'WebFinger endpoint', 'activitypub' ), 'status' => 'good', 'badge' => array( 'label' => \__( 'ActivityPub', 'activitypub' ), 'color' => 'green', ), 'description' => \sprintf( '

%s

', \__( 'Your WebFinger endpoint is accessible and returns the correct informations.', 'activitypub' ) ), 'actions' => '', 'test' => 'test_webfinger', ); $check = self::is_webfinger_endpoint_accessible(); if ( true === $check ) { return $result; } $result['status'] = 'critical'; $result['label'] = \__( 'WebFinger endpoint is not accessible', 'activitypub' ); $result['badge']['color'] = 'red'; $result['description'] = \sprintf( '

%s

', $check->get_error_message() ); return $result; } /** * Check if `author_posts_url` is accessible and that requerst returns correct JSON * * @return boolean|WP_Error */ public static function is_author_url_accessible() { $user = \wp_get_current_user(); $author_url = \get_author_posts_url( $user->ID ); $reference_author_url = self::get_author_posts_url( $user->ID, $user->user_nicename ); // check for "author" in URL if ( $author_url !== $reference_author_url ) { return new \WP_Error( 'author_url_not_accessible', \sprintf( // translators: %s: Author URL \__( '

Your author URL %s was replaced, this is often done by plugins.

', 'activitypub' ), $author_url ) ); } // try to access author URL $response = \wp_remote_get( $author_url, array( 'headers' => array( 'Accept' => 'application/activity+json' ), 'redirection' => 0, ) ); if ( \is_wp_error( $response ) ) { return new \WP_Error( 'author_url_not_accessible', \sprintf( // translators: %s: Author URL \__( '

Your author URL %s is not accessible. Please check your WordPress setup or permalink structure. If the setup seems fine, maybe check if a plugin might restrict the access.

', 'activitypub' ), $author_url ) ); } $response_code = \wp_remote_retrieve_response_code( $response ); // check for redirects if ( \in_array( $response_code, array( 301, 302, 307, 308 ), true ) ) { return new \WP_Error( 'author_url_not_accessible', \sprintf( // translators: %s: Author URL \__( '

Your author URL %s is redirecting to another page, this is often done by SEO plugins like "Yoast SEO".

', 'activitypub' ), $author_url ) ); } // check if response is JSON $body = \wp_remote_retrieve_body( $response ); if ( ! \is_string( $body ) || ! \is_array( \json_decode( $body, true ) ) ) { return new \WP_Error( 'author_url_not_accessible', \sprintf( // translators: %s: Author URL \__( '

Your author URL %s does not return valid JSON for application/activity+json. Please check if your hosting supports alternate Accept headers.

', 'activitypub' ), $author_url ) ); } return true; } /** * Check if WebFinger endoint is accessible and profile requerst returns correct JSON * * @return boolean|WP_Error */ public static function is_webfinger_endpoint_accessible() { $user = \wp_get_current_user(); $webfinger = \Activitypub\get_webfinger_resource( $user->ID ); $url = \wp_parse_url( \home_url(), \PHP_URL_SCHEME ) . '://' . \wp_parse_url( \home_url(), \PHP_URL_HOST ); if ( \wp_parse_url( \home_url(), \PHP_URL_PORT ) ) { $url .= ':' . \wp_parse_url( \home_url(), \PHP_URL_PORT ); } $url = \trailingslashit( $url ) . '.well-known/webfinger'; $url = \add_query_arg( 'resource', 'acct:' . $webfinger, $url ); // try to access author URL $response = \wp_remote_get( $url, array( 'headers' => array( 'Accept' => 'application/activity+json' ), 'redirection' => 0, ) ); if ( \is_wp_error( $response ) ) { return new \WP_Error( 'webfinger_url_not_accessible', \sprintf( // translators: %s: Author URL \__( '

Your WebFinger endpoint %s is not accessible. Please check your WordPress setup or permalink structure.

', 'activitypub' ), $url ) ); } $response_code = \wp_remote_retrieve_response_code( $response ); // check if response is JSON $body = \wp_remote_retrieve_body( $response ); if ( ! \is_string( $body ) || ! \is_array( \json_decode( $body, true ) ) ) { return new \WP_Error( 'webfinger_url_not_accessible', \sprintf( // translators: %s: Author URL \__( '

Your WebFinger endpoint %s does not return valid JSON for application/jrd+json.

', 'activitypub' ), $url ) ); } return true; } /** * Retrieve the URL to the author page for the user with the ID provided. * * @global WP_Rewrite $wp_rewrite WordPress rewrite component. * * @param int $author_id Author ID. * @param string $author_nicename Optional. The author's nicename (slug). Default empty. * * @return string The URL to the author's page. */ public static function get_author_posts_url( $author_id, $author_nicename = '' ) { global $wp_rewrite; $auth_id = (int) $author_id; $link = $wp_rewrite->get_author_permastruct(); if ( empty( $link ) ) { $file = home_url( '/' ); $link = $file . '?author=' . $auth_id; } else { if ( '' === $author_nicename ) { $user = get_userdata( $author_id ); if ( ! empty( $user->user_nicename ) ) { $author_nicename = $user->user_nicename; } } $link = str_replace( '%author%', $author_nicename, $link ); $link = home_url( user_trailingslashit( $link ) ); } return $link; } }