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

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<?php
namespace Activitypub\Rest;
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/**
* ActivityPub NodeInfo REST-Class
*
* @author Matthias Pfefferle
*
* @see http://nodeinfo.diaspora.software/
*/
class Nodeinfo {
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/**
* Initialize the class, registering WordPress hooks
*/
public static function init() {
\add_action( 'rest_api_init', array( '\Activitypub\Rest\Nodeinfo', 'register_routes' ) );
\add_filter( 'nodeinfo_data', array( '\Activitypub\Rest\Nodeinfo', 'add_nodeinfo_discovery' ), 10, 2 );
\add_filter( 'nodeinfo2_data', array( '\Activitypub\Rest\Nodeinfo', 'add_nodeinfo2_discovery' ), 10 );
}
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/**
* Register routes
*/
public static function register_routes() {
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\register_rest_route(
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'activitypub/1.0',
'/nodeinfo/discovery',
array(
array(
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'methods' => \WP_REST_Server::READABLE,
'callback' => array( '\Activitypub\Rest\Nodeinfo', 'discovery' ),
'permission_callback' => '__return_true',
),
)
);
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\register_rest_route(
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'activitypub/1.0',
'/nodeinfo',
array(
array(
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'methods' => \WP_REST_Server::READABLE,
'callback' => array( '\Activitypub\Rest\Nodeinfo', 'nodeinfo' ),
'permission_callback' => '__return_true',
),
)
);
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\register_rest_route(
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'activitypub/1.0',
'/nodeinfo2',
array(
array(
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'methods' => \WP_REST_Server::READABLE,
'callback' => array( '\Activitypub\Rest\Nodeinfo', 'nodeinfo2' ),
'permission_callback' => '__return_true',
),
)
);
}
/**
* Render NodeInfo file
*
* @param WP_REST_Request $request
*
* @return WP_REST_Response
*/
public static function nodeinfo( $request ) {
$nodeinfo = array();
$nodeinfo['version'] = '2.0';
$nodeinfo['software'] = array(
'name' => 'wordpress',
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'version' => \get_bloginfo( 'version' ),
);
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$users = \count_users();
$posts = \wp_count_posts();
$comments = \wp_count_comments();
$nodeinfo['usage'] = array(
'users' => array(
'total' => (int) $users['total_users'],
),
'localPosts' => (int) $posts->publish,
'localComments' => (int) $comments->approved,
);
$nodeinfo['openRegistrations'] = false;
$nodeinfo['protocols'] = array( 'activitypub' );
$nodeinfo['services'] = array(
'inbound' => array(),
'outbound' => array(),
);
return new \WP_REST_Response( $nodeinfo, 200 );
}
/**
* Render NodeInfo file
*
* @param WP_REST_Request $request
*
* @return WP_REST_Response
*/
public static function nodeinfo2( $request ) {
$nodeinfo = array();
$nodeinfo['version'] = '1.0';
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$nodeinfo['server'] = array(
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'baseUrl' => \home_url( '/' ),
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'name' => \get_bloginfo( 'name' ),
'software' => 'wordpress',
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'version' => \get_bloginfo( 'version' ),
);
$users = \get_users(
array(
'capability__in' => array( 'publish_posts' ),
)
);
if ( is_array( $users ) ) {
$users = count( $users );
} else {
$users = 1;
}
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$posts = \wp_count_posts();
$comments = \wp_count_comments();
$nodeinfo['usage'] = array(
'users' => array(
'total' => (int) $users,
),
'localPosts' => (int) $posts->publish,
'localComments' => (int) $comments->approved,
);
$nodeinfo['openRegistrations'] = false;
$nodeinfo['protocols'] = array( 'activitypub' );
$nodeinfo['services'] = array(
'inbound' => array(),
'outbound' => array(),
);
return new \WP_REST_Response( $nodeinfo, 200 );
}
/**
* Render NodeInfo discovery file
*
* @param WP_REST_Request $request
*
* @return WP_REST_Response
*/
public static function discovery( $request ) {
$discovery = array();
$discovery['links'] = array(
array(
'rel' => 'http://nodeinfo.diaspora.software/ns/schema/2.0',
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'href' => \get_rest_url( null, 'activitypub/1.0/nodeinfo' ),
),
);
return new \WP_REST_Response( $discovery, 200 );
}
/**
* Extend NodeInfo data
*
* @param array $nodeinfo NodeInfo data
* @param string The NodeInfo Version
*
* @return array The extended array
*/
public static function add_nodeinfo_discovery( $nodeinfo, $version ) {
if ( '2.0' === $version ) {
$nodeinfo['protocols'][] = 'activitypub';
} else {
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$nodeinfo['protocols']['inbound'][] = 'activitypub';
$nodeinfo['protocols']['outbound'][] = 'activitypub';
}
return $nodeinfo;
}
/**
* Extend NodeInfo2 data
*
* @param array $nodeinfo NodeInfo2 data
*
* @return array The extended array
*/
public static function add_nodeinfo2_discovery( $nodeinfo ) {
$nodeinfo['protocols'][] = 'activitypub';
return $nodeinfo;
}
}