203 lines
7 KiB
PHP
203 lines
7 KiB
PHP
<?php
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/**
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* Plugin Name: ActivityPub
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* Plugin URI: https://github.com/pfefferle/wordpress-activitypub/
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* Description: The ActivityPub protocol is a decentralized social networking protocol based upon the ActivityStreams 2.0 data format.
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* Version: 0.15.0
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* Author: Matthias Pfefferle
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* Author URI: https://notiz.blog/
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* License: MIT
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* License URI: http://opensource.org/licenses/MIT
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* Requires PHP: 5.6
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* Text Domain: activitypub
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* Domain Path: /languages
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*/
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namespace Activitypub;
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/**
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* Initialize plugin
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*/
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function init() {
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\defined( 'ACTIVITYPUB_EXCERPT_LENGTH' ) || \define( 'ACTIVITYPUB_EXCERPT_LENGTH', 400 );
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\defined( 'ACTIVITYPUB_MAX_IMAGE_ATTACHMENTS' ) || \define( 'ACTIVITYPUB_MAX_IMAGE_ATTACHMENTS', 3 );
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\defined( 'ACTIVITYPUB_HASHTAGS_REGEXP' ) || \define( 'ACTIVITYPUB_HASHTAGS_REGEXP', '(?:(?<=\s)|(?<=<p>)|(?<=<br>)|^)#([A-Za-z0-9_]+)(?:(?=\s|[[:punct:]]|$))' );
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\defined( 'ACTIVITYPUB_USERNAME_REGEXP' ) || \define( 'ACTIVITYPUB_USERNAME_REGEXP', '(?:([A-Za-z0-9_-]+)@((?:[A-Za-z0-9_-]+\.)+[A-Za-z]+))' );
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\defined( 'ACTIVITYPUB_ALLOWED_HTML' ) || \define( 'ACTIVITYPUB_ALLOWED_HTML', '<strong><a><p><ul><ol><li><code><blockquote><pre><img>' );
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\defined( 'ACTIVITYPUB_CUSTOM_POST_CONTENT' ) || \define( 'ACTIVITYPUB_CUSTOM_POST_CONTENT', "<p><strong>[ap_title]</strong></p>\n\n[ap_content]\n\n<p>[ap_hashtags]</p>\n\n<p>[ap_shortlink]</p>" );
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\define( 'ACTIVITYPUB_PLUGIN_DIR', plugin_dir_path( __FILE__ ) );
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\define( 'ACTIVITYPUB_PLUGIN_BASENAME', plugin_basename( __FILE__ ) );
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\define( 'ACTIVITYPUB_PLUGIN_FILE', plugin_dir_path( __FILE__ ) . '/' . basename( __FILE__ ) );
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require_once \dirname( __FILE__ ) . '/includes/table/followers-list.php';
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require_once \dirname( __FILE__ ) . '/includes/class-signature.php';
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require_once \dirname( __FILE__ ) . '/includes/class-webfinger.php';
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require_once \dirname( __FILE__ ) . '/includes/peer/class-followers.php';
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require_once \dirname( __FILE__ ) . '/includes/functions.php';
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require_once \dirname( __FILE__ ) . '/includes/model/class-activity.php';
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require_once \dirname( __FILE__ ) . '/includes/model/class-post.php';
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require_once \dirname( __FILE__ ) . '/includes/class-activity-dispatcher.php';
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\Activitypub\Activity_Dispatcher::init();
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require_once \dirname( __FILE__ ) . '/includes/class-activitypub.php';
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\Activitypub\Activitypub::init();
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// Configure the REST API route
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require_once \dirname( __FILE__ ) . '/includes/rest/class-outbox.php';
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\Activitypub\Rest\Outbox::init();
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require_once \dirname( __FILE__ ) . '/includes/rest/class-inbox.php';
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\Activitypub\Rest\Inbox::init();
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require_once \dirname( __FILE__ ) . '/includes/rest/class-followers.php';
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\Activitypub\Rest\Followers::init();
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require_once \dirname( __FILE__ ) . '/includes/rest/class-following.php';
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\Activitypub\Rest\Following::init();
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require_once \dirname( __FILE__ ) . '/includes/rest/class-webfinger.php';
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\Activitypub\Rest\Webfinger::init();
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// load NodeInfo endpoints only if blog is public
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if ( true === (bool) \get_option( 'blog_public', 1 ) ) {
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require_once \dirname( __FILE__ ) . '/includes/rest/class-nodeinfo.php';
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\Activitypub\Rest\NodeInfo::init();
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}
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require_once \dirname( __FILE__ ) . '/includes/class-admin.php';
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\Activitypub\Admin::init();
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require_once \dirname( __FILE__ ) . '/includes/class-hashtag.php';
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\Activitypub\Hashtag::init();
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require_once \dirname( __FILE__ ) . '/includes/class-shortcodes.php';
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\Activitypub\Shortcodes::init();
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require_once \dirname( __FILE__ ) . '/includes/class-mention.php';
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\Activitypub\Mention::init();
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require_once \dirname( __FILE__ ) . '/includes/class-debug.php';
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\Activitypub\Debug::init();
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require_once \dirname( __FILE__ ) . '/includes/class-health-check.php';
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\Activitypub\Health_Check::init();
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require_once \dirname( __FILE__ ) . '/includes/rest/class-server.php';
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\add_filter(
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'wp_rest_server_class',
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function() {
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return '\Activitypub\Rest\Server';
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}
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);
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if ( \WP_DEBUG ) {
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require_once \dirname( __FILE__ ) . '/includes/debug.php';
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}
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}
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\add_action( 'plugins_loaded', '\Activitypub\init' );
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/**
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* Add plugin settings link
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*/
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function plugin_settings_link( $actions ) {
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$settings_link[] = \sprintf(
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'<a href="%1s">%2s</a>',
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\menu_page_url( 'activitypub', false ),
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\__( 'Settings', 'activitypub' )
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);
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return \array_merge( $settings_link, $actions );
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}
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\add_filter( 'plugin_action_links_' . plugin_basename( __FILE__ ), '\Activitypub\plugin_settings_link' );
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/**
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* Add rewrite rules
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*/
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function add_rewrite_rules() {
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if ( ! \class_exists( 'Webfinger' ) ) {
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\add_rewrite_rule( '^.well-known/webfinger', 'index.php?rest_route=/activitypub/1.0/webfinger', 'top' );
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}
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if ( ! \class_exists( 'Nodeinfo' ) || ! (bool) \get_option( 'blog_public', 1 ) ) {
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\add_rewrite_rule( '^.well-known/nodeinfo', 'index.php?rest_route=/activitypub/1.0/nodeinfo/discovery', 'top' );
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\add_rewrite_rule( '^.well-known/x-nodeinfo2', 'index.php?rest_route=/activitypub/1.0/nodeinfo2', 'top' );
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}
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\add_rewrite_endpoint( 'activitypub', EP_AUTHORS | EP_PERMALINK | EP_PAGES );
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}
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\add_action( 'init', '\Activitypub\add_rewrite_rules', 1 );
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/**
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* Flush rewrite rules;
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*/
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function flush_rewrite_rules() {
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\Activitypub\add_rewrite_rules();
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\flush_rewrite_rules();
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}
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\register_activation_hook( __FILE__, '\Activitypub\flush_rewrite_rules' );
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\register_deactivation_hook( __FILE__, '\flush_rewrite_rules' );
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/**
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* Only load code that needs BuddyPress to run once BP is loaded and initialized.
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*/
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function enable_buddypress_features() {
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require_once \dirname( __FILE__ ) . '/integration/class-buddypress.php';
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\Activitypub\Integration\Buddypress::init();
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}
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add_action( 'bp_include', '\Activitypub\enable_buddypress_features' );
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add_action(
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'friends_load_parsers',
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function( \Friends\Feed $friends_feed ) {
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require_once __DIR__ . '/integration/class-friends-feed-parser-activitypub.php';
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$friends_feed->register_parser( Friends_Feed_Parser_ActivityPub::SLUG, new Friends_Feed_Parser_ActivityPub( $friends_feed ) );
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}
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);
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/**
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* Disable webfinger for known example domains.
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*/
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add_filter(
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'pre_get_remote_metadata_by_actor',
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function( $metadata, $actor ) {
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if ( ! $metadata ) {
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$username = null;
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$domain = null;
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if ( preg_match( '/^@?' . ACTIVITYPUB_USERNAME_REGEXP . '$/i', $actor, $m ) ) {
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$username = $m[1];
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$domain = $m[2];
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} else {
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$p = wp_parse_url( $actor );
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if ( $p ) {
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if ( isset( $p['host'] ) ) {
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$domain = $p['host'];
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}
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if ( isset( $p['path'] ) ) {
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$path_parts = explode( '/', trim( $p['path'], '/' ) );
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$username = ltrim( array_pop( $path_parts ), '@' );
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}
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}
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}
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if ( preg_match( '/[^a-zA-Z0-9.-]/', $domain ) ) {// invalid characters
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return $metadata;
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}
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if (
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rtrim( strtok( $domain, '.' ), '0123456789' ) === 'example' // classic example.org domain
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|| preg_match( '/(my|your|our)-(domain)/', $domain )
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|| preg_match( '/(test)/', $domain )
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|| in_array( $username, array( 'example' ), true )
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) {
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$metadata = array(
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'url' => sprintf( 'https://%s/users/%s/', $domain, $username ),
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'name' => $username,
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);
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}
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}
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return $metadata;
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},
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9,
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2
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);
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