Event-Federation/wordpress-activitypub
Event-Federation/wordpress-activitypub
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Merge pull request #213 from akirk/outgoing-mentions

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Outgoing Mentions
This commit is contained in:
Matthias Pfefferle 2023-01-27 16:13:36 +01:00 committed by GitHub
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22 changed files with 585 additions and 795 deletions
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2
README.md
View file

@ -112,7 +112,7 @@ Project maintained on GitHub at [pfefferle/wordpress-activitypub](https://github
### 0.14.0 ###
* Friends support: https://wordpress.org/plugins/friends/ . props [@akirk](https://github.com/akirk)
* Friends support: https://wordpress.org/plugins/friends/ props [@akirk](https://github.com/akirk)
* Massive guidance improvements. props [mediaformat](https://github.com/mediaformat) & [@akirk](https://github.com/akirk)
* Add Custom Post Type support to outbox API. props [blueset](https://github.com/blueset)
* Better hash-tag support. props [bocops](https://github.com/bocops)

13
activitypub.php
View file

@ -22,6 +22,8 @@ function init() {
\defined( 'ACTIVITYPUB_EXCERPT_LENGTH' ) || \define( 'ACTIVITYPUB_EXCERPT_LENGTH', 400 );
\defined( 'ACTIVITYPUB_MAX_IMAGE_ATTACHMENTS' ) || \define( 'ACTIVITYPUB_MAX_IMAGE_ATTACHMENTS', 3 );
\defined( 'ACTIVITYPUB_HASHTAGS_REGEXP' ) || \define( 'ACTIVITYPUB_HASHTAGS_REGEXP', '(?:(?<=\s)|(?<=<p>)|(?<=<br>)|^)#([A-Za-z0-9_]+)(?:(?=\s|[[:punct:]]|$))' );
\defined( 'ACTIVITYPUB_USERNAME_REGEXP' ) || \define( 'ACTIVITYPUB_USERNAME_REGEXP', '(?:([A-Za-z0-9_-]+)@((?:[A-Za-z0-9_-]+\.)+[A-Za-z]+))' );
\defined( 'ACTIVITYPUB_ALLOWED_HTML' ) || \define( 'ACTIVITYPUB_ALLOWED_HTML', '<strong><a><p><ul><ol><li><code><blockquote><pre><img>' );
\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>" );
\define( 'ACTIVITYPUB_PLUGIN_DIR', plugin_dir_path( __FILE__ ) );
\define( 'ACTIVITYPUB_PLUGIN_BASENAME', plugin_basename( __FILE__ ) );
@ -73,6 +75,9 @@ function init() {
require_once \dirname( __FILE__ ) . '/includes/class-shortcodes.php';
\Activitypub\Shortcodes::init();
require_once \dirname( __FILE__ ) . '/includes/class-mention.php';
\Activitypub\Mention::init();
require_once \dirname( __FILE__ ) . '/includes/class-debug.php';
\Activitypub\Debug::init();
@ -142,11 +147,3 @@ function enable_buddypress_features() {
\Activitypub\Integration\Buddypress::init();
}
add_action( 'bp_include', '\Activitypub\enable_buddypress_features' );
add_action(
'friends_load_parsers',
function( \Friends\Feed $friends_feed ) {
require_once __DIR__ . '/integration/class-friends-feed-parser-activitypub.php';
$friends_feed->register_parser( Friends_Feed_Parser_ActivityPub::SLUG, new Friends_Feed_Parser_ActivityPub( $friends_feed ) );
}
);

27
includes/class-activity-dispatcher.php
View file

@ -23,16 +23,35 @@ class Activity_Dispatcher {
*
* @param \Activitypub\Model\Post $activitypub_post
*/
public static function send_post_activity( $activitypub_post ) {
public static function send_post_activity( Model\Post $activitypub_post ) {
// get latest version of post
$user_id = $activitypub_post->get_post_author();
$activitypub_activity = new \Activitypub\Model\Activity( 'Create', \Activitypub\Model\Activity::TYPE_FULL );
$activitypub_activity->from_post( $activitypub_post->to_array() );
$activitypub_activity->from_post( $activitypub_post );
foreach ( \Activitypub\get_follower_inboxes( $user_id ) as $inbox => $to ) {
$inboxes = \Activitypub\get_follower_inboxes( $user_id );
$followers_url = \get_rest_url( null, '/activitypub/1.0/users/' . intval( $user_id ) . '/followers' );
foreach ( $activitypub_activity->get_cc() as $cc ) {
if ( $cc === $followers_url ) {
continue;
}
$inbox = \Activitypub\get_inbox_by_actor( $cc );
if ( ! $inbox || \is_wp_error( $inbox ) ) {
continue;
}
// init array if empty
if ( ! isset( $inboxes[ $inbox ] ) ) {
$inboxes[ $inbox ] = array();
}
$inboxes[ $inbox ][] = $cc;
}
foreach ( $inboxes as $inbox => $to ) {
$to = array_values( array_unique( $to ) );
$activitypub_activity->set_to( $to );
$activity = $activitypub_activity->to_json(); // phpcs:ignore
$activity = $activitypub_activity->to_json();
\Activitypub\safe_remote_post( $inbox, $activity, $user_id );
}

8
includes/class-hashtag.php
View file

@ -21,15 +21,15 @@ class Hashtag {
* Filter to save #tags as real WordPress tags
*
* @param int $id the rev-id
* @param array $data the post-data as array
* @param WP_Post $post the post
*
* @return
*/
public static function insert_post( $id, $data ) {
if ( \preg_match_all( '/' . ACTIVITYPUB_HASHTAGS_REGEXP . '/i', $data->post_content, $match ) ) {
public static function insert_post( $id, $post ) {
if ( \preg_match_all( '/' . ACTIVITYPUB_HASHTAGS_REGEXP . '/i', $post->post_content, $match ) ) {
$tags = \implode( ', ', $match[1] );
\wp_add_post_tags( $data->post_parent, $tags );
\wp_add_post_tags( $post->post_parent, $tags );
}
return $id;

86
includes/class-mention.php Normal file
View file

@ -0,0 +1,86 @@
<?php
namespace Activitypub;
/**
* ActivityPub Mention Class
*
* @author Alex Kirk
*/
class Mention {
/**
* Initialize the class, registering WordPress hooks
*/
public static function init() {
\add_filter( 'the_content', array( '\Activitypub\Mention', 'the_content' ), 99, 2 );
\add_filter( 'activitypub_extract_mentions', array( '\Activitypub\Mention', 'extract_mentions' ), 99, 2 );
}
/**
* Filter to replace the mentions in the content with links
*
* @param string $the_content the post-content
*
* @return string the filtered post-content
*/
public static function the_content( $the_content ) {
$protected_tags = array();
$the_content = preg_replace_callback(
'#<a.*?href=[^>]+>.*?</a>#i',
function( $m ) use ( &$protected_tags ) {
$c = count( $protected_tags );
$protect = '!#!#PROTECT' . $c . '#!#!';
$protected_tags[ $protect ] = $m[0];
return $protect;
},
$the_content
);
$the_content = \preg_replace_callback( '/@' . ACTIVITYPUB_USERNAME_REGEXP . '/', array( '\Activitypub\Mention', 'replace_with_links' ), $the_content );
$the_content = str_replace( array_keys( $protected_tags ), array_values( $protected_tags ), $the_content );
return $the_content;
}
/**
* A callback for preg_replace to build the user links
*
* @param array $result the preg_match results
* @return string the final string
*/
public static function replace_with_links( $result ) {
$metadata = \ActivityPub\get_remote_metadata_by_actor( $result[0] );
if ( ! is_wp_error( $metadata ) && ! empty( $metadata['url'] ) ) {
$username = ltrim( $result[0], '@' );
if ( ! empty( $metadata['name'] ) ) {
$username = $metadata['name'];
}
if ( ! empty( $metadata['preferredUsername'] ) ) {
$username = $metadata['preferredUsername'];
}
$username = '@<span>' . $username . '</span>';
return \sprintf( '<a rel="mention" class="u-url mention" href="%s">%s</a>', $metadata['url'], $username );
}
return $result[0];
}
/**
* Extract the mentions from the post_content.
*
* @param array $mentions The already found mentions.
* @param string $post_content The post content.
* @return mixed The discovered mentions.
*/
public static function extract_mentions( $mentions, $post_content ) {
\preg_match_all( '/@' . ACTIVITYPUB_USERNAME_REGEXP . '/i', $post_content, $matches );
foreach ( $matches[0] as $match ) {
$link = \Activitypub\Webfinger::resolve( $match );
if ( ! is_wp_error( $link ) ) {
$mentions[ $match ] = $link;
}
}
return $mentions;
}
}

33
includes/class-webfinger.php
View file

@ -28,12 +28,21 @@ class Webfinger {
}
public static function resolve( $account ) {
if ( ! preg_match( '/^@?[^@]+@((?:[a-z0-9-]+\.)+[a-z]+)$/i', $account, $m ) ) {
if ( ! preg_match( '/^@?' . ACTIVITYPUB_USERNAME_REGEXP . '$/i', $account, $m ) ) {
return null;
}
$url = \add_query_arg( 'resource', 'acct:' . ltrim( $account, '@' ), 'https://' . $m[1] . '/.well-known/webfinger' );
$transient_key = 'activitypub_resolve_' . ltrim( $account, '@' );
$link = \get_transient( $transient_key );
if ( $link ) {
return $link;
}
$url = \add_query_arg( 'resource', 'acct:' . ltrim( $account, '@' ), 'https://' . $m[2] . '/.well-known/webfinger' );
if ( ! \wp_http_validate_url( $url ) ) {
return new \WP_Error( 'invalid_webfinger_url', null, $url );
$response = new \WP_Error( 'invalid_webfinger_url', null, $url );
\set_transient( $transient_key, $response, HOUR_IN_SECONDS ); // Cache the error for a shorter period.
return $response;
}
// try to access author URL
@ -42,28 +51,34 @@ class Webfinger {
array(
'headers' => array( 'Accept' => 'application/activity+json' ),
'redirection' => 0,
'timeout' => 2,
)
);
if ( \is_wp_error( $response ) ) {
return new \WP_Error( 'webfinger_url_not_accessible', null, $url );
$link = new \WP_Error( 'webfinger_url_not_accessible', null, $url );
\set_transient( $transient_key, $link, HOUR_IN_SECONDS ); // Cache the error for a shorter period.
return $link;
}
$response_code = \wp_remote_retrieve_response_code( $response );
$body = \wp_remote_retrieve_body( $response );
$body = \json_decode( $body, true );
if ( ! isset( $body['links'] ) ) {
return new \WP_Error( 'webfinger_url_invalid_response', null, $url );
if ( empty( $body['links'] ) ) {
$link = new \WP_Error( 'webfinger_url_invalid_response', null, $url );
\set_transient( $transient_key, $link, HOUR_IN_SECONDS ); // Cache the error for a shorter period.
return $link;
}
foreach ( $body['links'] as $link ) {
if ( 'self' === $link['rel'] && 'application/activity+json' === $link['type'] ) {
\set_transient( $transient_key, $link['href'], WEEK_IN_SECONDS );
return $link['href'];
}
}
return new \WP_Error( 'webfinger_url_no_activity_pub', null, $body );
$link = new \WP_Error( 'webfinger_url_no_activity_pub', null, $body );
\set_transient( $transient_key, $link, HOUR_IN_SECONDS ); // Cache the error for a shorter period.
return $link;
}
}

29
includes/functions.php
View file

@ -68,7 +68,7 @@ function safe_remote_get( $url, $user_id ) {
$wp_version = \get_bloginfo( 'version' );
$user_agent = \apply_filters( 'http_headers_useragent', 'WordPress/' . $wp_version . '; ' . \get_bloginfo( 'url' ) );
$args = array(
'timeout' => 100,
'timeout' => apply_filters( 'activitypub_remote_get_timeout', 100 ),
'limit_response_size' => 1048576,
'redirection' => 3,
'user-agent' => "$user_agent; ActivityPub",
@ -110,8 +110,8 @@ function get_remote_metadata_by_actor( $actor ) {
if ( $pre ) {
return $pre;
}
if ( preg_match( '/^@?[^@]+@((?:[a-z0-9-]+\.)+[a-z]+)$/i', $actor ) ) {
$actor = \Activitypub\Webfinger::resolve( $actor );
if ( preg_match( '/^@?' . ACTIVITYPUB_USERNAME_REGEXP . '$/i', $actor ) ) {
$actor = Webfinger::resolve( $actor );
}
if ( ! $actor ) {
@ -122,30 +122,37 @@ function get_remote_metadata_by_actor( $actor ) {
return $actor;
}
$metadata = \get_transient( 'activitypub_' . $actor );
$transient_key = 'activitypub_' . $actor;
$metadata = \get_transient( $transient_key );
if ( $metadata ) {
return $metadata;
}
if ( ! \wp_http_validate_url( $actor ) ) {
return new \WP_Error( 'activitypub_no_valid_actor_url', \__( 'The "actor" is no valid URL', 'activitypub' ), $actor );
$metadata = new \WP_Error( 'activitypub_no_valid_actor_url', \__( 'The "actor" is no valid URL', 'activitypub' ), $actor );
\set_transient( $transient_key, $metadata, HOUR_IN_SECONDS ); // Cache the error for a shorter period.
return $metadata;
}
$user = \get_users(
array(
'number' => 1,
'who' => 'authors',
'capability__in' => array( 'publish_posts' ),
'fields' => 'ID',
)
);
// we just need any user to generate a request signature
$user_id = \reset( $user );
$short_timeout = function() {
return 3;
};
add_filter( 'activitypub_remote_get_timeout', $short_timeout );
$response = \Activitypub\safe_remote_get( $actor, $user_id );
remove_filter( 'activitypub_remote_get_timeout', $short_timeout );
if ( \is_wp_error( $response ) ) {
\set_transient( $transient_key, $response, HOUR_IN_SECONDS ); // Cache the error for a shorter period.
return $response;
}
@ -153,10 +160,12 @@ function get_remote_metadata_by_actor( $actor ) {
$metadata = \json_decode( $metadata, true );
if ( ! $metadata ) {
return new \WP_Error( 'activitypub_invalid_json', \__( 'No valid JSON data', 'activitypub' ), $actor );
$metadata = new \WP_Error( 'activitypub_invalid_json', \__( 'No valid JSON data', 'activitypub' ), $actor );
\set_transient( $transient_key, $metadata, HOUR_IN_SECONDS ); // Cache the error for a shorter period.
return $metadata;
}
\set_transient( 'activitypub_' . $actor, $metadata, WEEK_IN_SECONDS );
\set_transient( $transient_key, $metadata, WEEK_IN_SECONDS );
return $metadata;
}

20
includes/model/class-activity.php
View file

@ -45,20 +45,28 @@ class Activity {
}
}
public function from_post( $object ) {
$this->object = $object;
public function from_post( Post $post ) {
$this->object = $post->to_array();
if ( isset( $object['published'] ) ) {
$this->published = $object['published'];
}
$this->cc = array( \get_rest_url( null, '/activitypub/1.0/users/' . intval( $post->get_post_author() ) . '/followers' ) );
if ( isset( $object['attributedTo'] ) ) {
$this->actor = $object['attributedTo'];
if ( isset( $this->object['attributedTo'] ) ) {
$this->actor = $this->object['attributedTo'];
}
foreach ( $post->get_tags() as $tag ) {
if ( 'Mention' === $tag['type'] ) {
$this->cc[] = $tag['href'];
}
}
$type = \strtolower( $this->type );
if ( isset( $object['id'] ) ) {
$this->id = add_query_arg( 'activity', $type, $object['id'] );
if ( isset( $this->object['id'] ) ) {
$this->id = add_query_arg( 'activity', $type, $this->object['id'] );
}
}

36
includes/model/class-post.php
View file

@ -278,6 +278,18 @@ class Post {
}
}
$mentions = apply_filters( 'activitypub_extract_mentions', array(), $this->post->post_content, $this );
if ( $mentions ) {
foreach ( $mentions as $mention => $url ) {
$tag = array(
'type' => 'Mention',
'href' => $url,
'name' => $mention,
);
$tags[] = $tag;
}
}
$this->tags = $tags;
return $tags;
@ -444,4 +456,28 @@ class Post {
return $content;
}
/**
* Adds all tags as hashtags to the post/summary content
*
* @param string $content
* @param WP_Post $post
*
* @return string
*/
public function get_the_mentions() {
$post = $this->post;
$tags = \get_the_tags( $post->ID );
if ( ! $tags ) {
return '';
}
$hash_tags = array();
foreach ( $tags as $tag ) {
$hash_tags[] = \sprintf( '<a rel="tag" class="u-tag u-category" href="%s">#%s</a>', \get_tag_link( $tag ), $tag->slug );
}
return \implode( ' ', $hash_tags );
}
}

409
integration/class-friends-feed-parser-activitypub.php
View file

@ -1,409 +0,0 @@
<?php
/**
* This is the class for integrating ActivityPub into the Friends Plugin.
*
* @since 0.14
*
* @package ActivityPub
* @author Alex Kirk
*/
namespace Activitypub;
class Friends_Feed_Parser_ActivityPub extends \Friends\Feed_Parser {
const SLUG = 'activitypub';
const NAME = 'ActivityPub';
const URL = 'https://www.w3.org/TR/activitypub/';
private $friends_feed;
/**
* Constructor.
*
* @param \Friends\Feed $friends_feed The friends feed
*/
public function __construct( \Friends\Feed $friends_feed ) {
$this->friends_feed = $friends_feed;
\add_action( 'activitypub_inbox', array( $this, 'handle_received_activity' ), 10, 3 );
\add_action( 'friends_user_feed_activated', array( $this, 'queue_follow_user' ), 10 );
\add_action( 'friends_user_feed_deactivated', array( $this, 'queue_unfollow_user' ), 10 );
\add_action( 'friends_feed_parser_activitypub_follow', array( $this, 'follow_user' ), 10, 2 );
\add_action( 'friends_feed_parser_activitypub_unfollow', array( $this, 'unfollow_user' ), 10, 2 );
\add_filter( 'friends_rewrite_incoming_url', array( $this, 'friends_rewrite_incoming_url' ), 10, 2 );
}
/**
* Allow logging a message via an action.
* @param string $message The message to log.
* @param array $objects Optional objects as meta data.
* @return void
*/
private function log( $message, $objects = array() ) {
do_action( 'friends_activitypub_log', $message, $objects );
}
/**
* Determines if this is a supported feed and to what degree we feel it's supported.
*
* @param string $url The url.
* @param string $mime_type The mime type.
* @param string $title The title.
* @param string|null $content The content, it can't be assumed that it's always available.
*
* @return int Return 0 if unsupported, a positive value representing the confidence for the feed, use 10 if you're reasonably confident.
*/
public function feed_support_confidence( $url, $mime_type, $title, $content = null ) {
if ( preg_match( '/^@?[^@]+@((?:[a-z0-9-]+\.)+[a-z]+)$/i', $url ) ) {
return 10;
}
return 0;
}
/**
* Format the feed title and autoselect the posts feed.
*
* @param array $feed_details The feed details.
*
* @return array The (potentially) modified feed details.
*/
public function update_feed_details( $feed_details ) {
$meta = \Activitypub\get_remote_metadata_by_actor( $feed_details['url'] );
if ( ! $meta || is_wp_error( $meta ) ) {
return $meta;
}
if ( isset( $meta['name'] ) ) {
$feed_details['title'] = $meta['name'];
} elseif ( isset( $meta['preferredUsername'] ) ) {
$feed_details['title'] = $meta['preferredUsername'];
}
if ( isset( $meta['id'] ) ) {
$feed_details['url'] = $meta['id'];
}
return $feed_details;
}
/**
* Rewrite a Mastodon style URL @username@server to a URL via webfinger.
*
* @param string $url The URL to filter.
* @param string $incoming_url Potentially a mastodon identifier.
*
* @return <type> ( description_of_the_return_value )
*/
public function friends_rewrite_incoming_url( $url, $incoming_url ) {
if ( preg_match( '/^@?[^@]+@((?:[a-z0-9-]+\.)+[a-z]+)$/i', $incoming_url ) ) {
$resolved_url = \Activitypub\Webfinger::resolve( $incoming_url );
if ( ! is_wp_error( $resolved_url ) ) {
return $resolved_url;
}
}
return $url;
}
/**
* Discover the feeds available at the URL specified.
*
* @param string $content The content for the URL is already provided here.
* @param string $url The url to search.
*
* @return array A list of supported feeds at the URL.
*/
public function discover_available_feeds( $content, $url ) {
$discovered_feeds = array();
$meta = \Activitypub\get_remote_metadata_by_actor( $url );
if ( $meta && ! is_wp_error( $meta ) ) {
$discovered_feeds[ $meta['id'] ] = array(
'type' => 'application/activity+json',
'rel' => 'self',
'post-format' => 'status',
'parser' => self::SLUG,
'autoselect' => true,
);
}
return $discovered_feeds;
}
/**
* Fetches a feed and returns the processed items.
*
* @param string $url The url.
*
* @return array An array of feed items.
*/
public function fetch_feed( $url ) {
// There is no feed to fetch, we'll receive items via ActivityPub.
return array();
}
/**
* Handles "Create" requests
*
* @param array $object The activity-object
* @param int $user_id The id of the local blog-user
* @param string $type The type of the activity.
*/
public function handle_received_activity( $object, $user_id, $type ) {
if ( ! in_array(
$type,
array(
// We don't need to handle 'Accept' types since it's handled by the ActivityPub plugin itself.
'create',
'announce',
),
true
) ) {
return false;
}
$actor_url = $object['actor'];
$user_feed = false;
if ( \wp_http_validate_url( $actor_url ) ) {
// Let's check if we follow this actor. If not it might be a different URL representation.
$user_feed = $this->friends_feed->get_user_feed_by_url( $actor_url );
}
if ( is_wp_error( $user_feed ) || ! \wp_http_validate_url( $actor_url ) ) {
$meta = \Activitypub\get_remote_metadata_by_actor( $actor_url );
if ( ! $meta || ! isset( $meta['url'] ) ) {
$this->log( 'Received invalid meta for ' . $actor_url );
return false;
}
$actor_url = $meta['url'];
if ( ! \wp_http_validate_url( $actor_url ) ) {
$this->log( 'Received invalid meta url for ' . $actor_url );
return false;
}
}
$user_feed = $this->friends_feed->get_user_feed_by_url( $actor_url );
if ( ! $user_feed || is_wp_error( $user_feed ) ) {
$this->log( 'We\'re not following ' . $actor_url );
// We're not following this user.
return false;
}
switch ( $type ) {
case 'create':
return $this->handle_incoming_post( $object['object'], $user_feed );
case 'announce':
return $this->handle_incoming_announce( $object['object'], $user_feed, $user_id );
}
return true;
}
/**
* Map the Activity type to a post fomat.
*
* @param string $type The type.
*
* @return string The determined post format.
*/
private function map_type_to_post_format( $type ) {
return 'status';
}
/**
* We received a post for a feed, handle it.
*
* @param array $object The object from ActivityPub.
* @param \Friends\User_Feed $user_feed The user feed.
*/
private function handle_incoming_post( $object, \Friends\User_Feed $user_feed ) {
$permalink = $object['id'];
if ( isset( $object['url'] ) ) {
$permalink = $object['url'];
}
$data = array(
'permalink' => $permalink,
'content' => $object['content'],
'post_format' => $this->map_type_to_post_format( $object['type'] ),
'date' => $object['published'],
);
if ( isset( $object['attributedTo'] ) ) {
$meta = \Activitypub\get_remote_metadata_by_actor( $object['attributedTo'] );
$this->log( 'Attributed to ' . $object['attributedTo'], compact( 'meta' ) );
if ( isset( $meta['name'] ) ) {
$data['author'] = $meta['name'];
} elseif ( isset( $meta['preferredUsername'] ) ) {
$data['author'] = $meta['preferredUsername'];
}
}
if ( ! empty( $object['attachment'] ) ) {
foreach ( $object['attachment'] as $attachment ) {
if ( ! isset( $attachment['type'] ) || ! isset( $attachment['mediaType'] ) ) {
continue;
}
if ( 'Document' !== $attachment['type'] || strpos( $attachment['mediaType'], 'image/' ) !== 0 ) {
continue;
}
$data['content'] .= PHP_EOL;
$data['content'] .= '<!-- wp:image -->';
$data['content'] .= '<p><img src="' . esc_url( $attachment['url'] ) . '" width="' . esc_attr( $attachment['width'] ) . '" height="' . esc_attr( $attachment['height'] ) . '" class="size-full" /></p>';
$data['content'] .= '<!-- /wp:image -->';
}
$meta = \Activitypub\get_remote_metadata_by_actor( $object['attributedTo'] );
$this->log( 'Attributed to ' . $object['attributedTo'], compact( 'meta' ) );
if ( isset( $meta['name'] ) ) {
$data['author'] = $meta['name'];
} elseif ( isset( $meta['preferredUsername'] ) ) {
$data['author'] = $meta['preferredUsername'];
}
}
$this->log(
'Received feed item',
array(
'url' => $permalink,
'data' => $data,
)
);
$item = new \Friends\Feed_Item( $data );
$this->friends_feed->process_incoming_feed_items( array( $item ), $user_feed );
return true;
}
/**
* We received an announced URL (boost) for a feed, handle it.
*
* @param array $url The announced URL.
* @param \Friends\User_Feed $user_feed The user feed.
*/
private function handle_incoming_announce( $url, \Friends\User_Feed $user_feed, $user_id ) {
if ( ! \wp_http_validate_url( $url ) ) {
$this->log( 'Received invalid announce', compact( 'url' ) );
return false;
}
$this->log( 'Received announce for ' . $url );
$response = \Activitypub\safe_remote_get( $url, $user_id );
if ( \is_wp_error( $response ) ) {
return $response;
}
$json = \wp_remote_retrieve_body( $response );
$object = \json_decode( $json, true );
if ( ! $object ) {
$this->log( 'Received invalid json', compact( 'json' ) );
return false;
}
$this->log( 'Received response', compact( 'url', 'object' ) );
return $this->handle_incoming_post( $object, $user_feed );
}
/**
* Prepare to follow the user via a scheduled event.
*
* @param \Friends\User_Feed $user_feed The user feed.
*
* @return bool|WP_Error Whether the event was queued.
*/
public function queue_follow_user( \Friends\User_Feed $user_feed ) {
if ( self::SLUG !== $user_feed->get_parser() ) {
return;
}
$args = array( $user_feed->get_url(), get_current_user_id() );
$unfollow_timestamp = wp_next_scheduled( 'friends_feed_parser_activitypub_unfollow', $args );
if ( $unfollow_timestamp ) {
// If we just unfollowed, we don't want the event to potentially be executed after our follow event.
wp_unschedule_event( $unfollow_timestamp, $args );
}
if ( wp_next_scheduled( 'friends_feed_parser_activitypub_follow', $args ) ) {
return;
}
return \wp_schedule_single_event( \time(), 'friends_feed_parser_activitypub_follow', $args );
}
/**
* Follow a user via ActivityPub at a URL.
*
* @param string $url The url.
* @param int $user_id The current user id.
*/
public function follow_user( $url, $user_id ) {
$meta = \Activitypub\get_remote_metadata_by_actor( $url );
$to = $meta['id'];
$inbox = \Activitypub\get_inbox_by_actor( $to );
$actor = \get_author_posts_url( $user_id );
$activity = new \Activitypub\Model\Activity( 'Follow', \Activitypub\Model\Activity::TYPE_SIMPLE );
$activity->set_to( null );
$activity->set_cc( null );
$activity->set_actor( $actor );
$activity->set_object( $to );
$activity->set_id( $actor . '#follow-' . \preg_replace( '~^https?://~', '', $to ) );
$activity = $activity->to_json();
\Activitypub\safe_remote_post( $inbox, $activity, $user_id );
}
/**
* Prepare to unfollow the user via a scheduled event.
*
* @param \Friends\User_Feed $user_feed The user feed.
*
* @return bool|WP_Error Whether the event was queued.
*/
public function queue_unfollow_user( \Friends\User_Feed $user_feed ) {
if ( self::SLUG !== $user_feed->get_parser() ) {
return false;
}
$args = array( $user_feed->get_url(), get_current_user_id() );
$follow_timestamp = wp_next_scheduled( 'friends_feed_parser_activitypub_follow', $args );
if ( $follow_timestamp ) {
// If we just followed, we don't want the event to potentially be executed after our unfollow event.
wp_unschedule_event( $follow_timestamp, $args );
}
if ( wp_next_scheduled( 'friends_feed_parser_activitypub_unfollow', $args ) ) {
return true;
}
return \wp_schedule_single_event( \time(), 'friends_feed_parser_activitypub_unfollow', $args );
}
/**
* Unfllow a user via ActivityPub at a URL.
*
* @param string $url The url.
* @param int $user_id The current user id.
*/
public function unfollow_user( $url, $user_id ) {
$meta = \Activitypub\get_remote_metadata_by_actor( $url );
$to = $meta['id'];
$inbox = \Activitypub\get_inbox_by_actor( $to );
$actor = \get_author_posts_url( $user_id );
$activity = new \Activitypub\Model\Activity( 'Undo', \Activitypub\Model\Activity::TYPE_SIMPLE );
$activity->set_to( null );
$activity->set_cc( null );
$activity->set_actor( $actor );
$activity->set_object(
array(
'type' => 'Follow',
'actor' => $actor,
'object' => $to,
'id' => $to,
)
);
$activity->set_id( $actor . '#unfollow-' . \preg_replace( '~^https?://~', '', $to ) );
$activity = $activity->to_json();
\Activitypub\safe_remote_post( $inbox, $activity, $user_id );
}
}

2
readme.txt
View file

@ -113,7 +113,7 @@ Project maintained on GitHub at [pfefferle/wordpress-activitypub](https://github
= 0.14.0 =
* Friends support: https://wordpress.org/plugins/friends/ . props [@akirk](https://github.com/akirk)
* Friends support: https://wordpress.org/plugins/friends/ props [@akirk](https://github.com/akirk)
* Massive guidance improvements. props [mediaformat](https://github.com/mediaformat) & [@akirk](https://github.com/akirk)
* Add Custom Post Type support to outbox API. props [blueset](https://github.com/blueset)
* Better hash-tag support. props [bocops](https://github.com/bocops)

7
tests/bootstrap.php
View file

@ -19,14 +19,9 @@ require_once $_tests_dir . '/includes/functions.php';
*/
function _manually_load_plugin() {
require \dirname( \dirname( __FILE__ ) ) . '/activitypub.php';
// Load the Friends plugin if available to test the integrations.
$friends_plugin = \dirname( \dirname( \dirname( __FILE__ ) ) ) . '/friends/friends.php';
if ( file_exists( $friends_plugin ) ) {
require $friends_plugin;
}
}
\tests_add_filter( 'muplugins_loaded', '_manually_load_plugin' );
// Start up the WP testing environment.
require $_tests_dir . '/includes/bootstrap.php';
require __DIR__ . '/class-activitypub-testcase-cache-http.php';

105
tests/class-activitypub-testcase-cache-http.php Normal file
View file

@ -0,0 +1,105 @@
<?php
class ActivityPub_TestCase_Cache_HTTP extends \WP_UnitTestCase {
public $server;
public function set_up() {
parent::set_up();
// Manually activate the REST server.
global $wp_rest_server;
$wp_rest_server = new \Spy_REST_Server();
$this->server = $wp_rest_server;
do_action( 'rest_api_init' );
add_filter(
'rest_url',
function() {
return get_option( 'home' ) . '/wp-json/';
}
);
add_filter( 'pre_http_request', array( get_called_class(), 'pre_http_request' ), 10, 3 );
add_filter( 'http_response', array( get_called_class(), 'http_response' ), 10, 3 );
}
public function tear_down() {
remove_filter( 'pre_http_request', array( get_called_class(), 'pre_http_request' ) );
remove_filter( 'http_response', array( get_called_class(), 'http_response' ) );
parent::tear_down();
}
public static function pre_http_request( $preempt, $request, $url ) {
$p = wp_parse_url( $url );
$cache = __DIR__ . '/fixtures/' . sanitize_title( $p['host'] . '-' . $p['path'] ) . '.json';
if ( file_exists( $cache ) ) {
return apply_filters(
'fake_http_response',
json_decode( file_get_contents( $cache ), true ), // phpcs:ignore
$p['scheme'] . '://' . $p['host'],
$url,
$request
);
}
$home_url = home_url();
// Pretend the url now is the requested one.
update_option( 'home', $p['scheme'] . '://' . $p['host'] );
$rest_prefix = home_url() . '/wp-json';
if ( false === strpos( $url, $rest_prefix ) ) {
// Restore the old home_url.
update_option( 'home', $home_url );
return $preempt;
}
$url = substr( $url, strlen( $rest_prefix ) );
$r = new \WP_REST_Request( $request['method'], $url );
if ( ! empty( $request['body'] ) ) {
foreach ( $request['body'] as $key => $value ) {
$r->set_param( $key, $value );
}
}
global $wp_rest_server;
$response = $wp_rest_server->dispatch( $r );
// Restore the old url.
update_option( 'home', $home_url );
return apply_filters(
'fake_http_response',
array(
'headers' => array(
'content-type' => 'text/json',
),
'body' => wp_json_encode( $response->data ),
'response' => array(
'code' => $response->status,
),
),
$p['scheme'] . '://' . $p['host'],
$url,
$request
);
}
public static function http_response( $response, $args, $url ) {
$p = wp_parse_url( $url );
$cache = __DIR__ . '/fixtures/' . sanitize_title( $p['host'] . '-' . $p['path'] ) . '.json';
if ( ! file_exists( $cache ) ) {
$headers = wp_remote_retrieve_headers( $response );
file_put_contents( // phpcs:ignore WordPress.WP.AlternativeFunctions.file_system_read_file_put_contents
$cache,
wp_json_encode(
array(
'headers' => $headers->getAll(),
'body' => wp_remote_retrieve_body( $response ),
'response' => array(
'code' => wp_remote_retrieve_response_code( $response ),
),
)
)
);
}
return $response;
}
}

1
tests/fixtures/notiz-blog-2022-11-14-the-at-protocol.response vendored
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File diff suppressed because one or more lines are too long

22
tests/fixtures/notiz-blog-author-matthias-pfefferle.json vendored Normal file
View file

@ -0,0 +1,22 @@
{
"headers": {
"date": "Fri, 09 Dec 2022 10:39:51 GMT",
"content-type": "application\/activity+json",
"server": "nginx",
"x-xrds-location": "https:\/\/notiz.blog\/?xrds",
"x-yadis-location": "https:\/\/notiz.blog\/?xrds",
"link": "<https:\/\/notiz.blog\/wp-api\/micropub\/1.0\/media>; rel=\"micropub_media\", <https:\/\/notiz.blog\/wp-api\/micropub\/1.0\/endpoint>; rel=\"micropub\", <https:\/\/notiz.blog\/wp-api\/friends\/v1>; rel=\"friends-base-url\", <https:\/\/notiz.blog\/wp-api\/indieauth\/1.0\/auth>; rel=\"authorization_endpoint\", <https:\/\/notiz.blog\/wp-api\/indieauth\/1.0\/token>; rel=\"token_endpoint\", <https:\/\/notiz.blog\/wp-api\/indieauth\/1.0\/metadata>; rel=\"indieauth-metadata\", <https:\/\/notiz.blog\/wp-api\/>; rel=\"https:\/\/api.w.org\/\", <https:\/\/notiz.blog\/wp-api\/wp\/v2\/users\/1>; rel=\"alternate\"; type=\"application\/json\"",
"cache-control": "max-age=0, public",
"expires": "Fri, 09 Dec 2022 10:39:51 GMT",
"x-xss-protection": "1; mode=block",
"x-content-type-options": "nosniff",
"strict-transport-security": "max-age=31536000",
"x-frame-options": "SAMEORIGIN",
"referrer-policy": "strict-origin-when-cross-origin",
"x-clacks-overhead": "GNU Terry Pratchett"
},
"body": "{\"@context\":[\"https:\\\/\\\/www.w3.org\\\/ns\\\/activitystreams\",\"https:\\\/\\\/w3id.org\\\/security\\\/v1\",{\"manuallyApprovesFollowers\":\"as:manuallyApprovesFollowers\",\"PropertyValue\":\"schema:PropertyValue\",\"schema\":\"http:\\\/\\\/schema.org#\",\"pt\":\"https:\\\/\\\/joinpeertube.org\\\/ns#\",\"toot\":\"http:\\\/\\\/joinmastodon.org\\\/ns#\",\"value\":\"schema:value\",\"Hashtag\":\"as:Hashtag\",\"featured\":{\"@id\":\"toot:featured\",\"@type\":\"@id\"},\"featuredTags\":{\"@id\":\"toot:featuredTags\",\"@type\":\"@id\"}}],\"id\":\"https:\\\/\\\/notiz.blog\\\/author\\\/matthias-pfefferle\\\/\",\"type\":\"Person\",\"name\":\"Matthias Pfefferle\",\"summary\":\"Ich bin Webworker und arbeite als \\u0022Head of WordPress Development\\u0022 f\\u00fcr IONOS in Karlsruhe. Ich blogge, podcaste und schreibe \\u003Cdel\\u003Eeine Kolumne\\u003C\\\/del\\u003E \\u00fcber das open, independent und federated social Web. \\u003Ca href=\\u0022https:\\\/\\\/notiz.blog\\\/about\\\/\\u0022\\u003EMehr \\u00fcber mich.\\u003C\\\/a\\u003E\",\"preferredUsername\":\"pfefferle\",\"url\":\"https:\\\/\\\/notiz.blog\\\/author\\\/matthias-pfefferle\\\/\",\"icon\":{\"type\":\"Image\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/75512bb584bbceae57dfc503692b16b2?s=120\\u0026d=mm\\u0026r=g\"},\"image\":{\"type\":\"Image\",\"url\":\"https:\\\/\\\/notiz.blog\\\/wp-content\\\/uploads\\\/2017\\\/02\\\/cropped-Unknown-2.jpeg\"},\"inbox\":\"https:\\\/\\\/notiz.blog\\\/wp-api\\\/activitypub\\\/1.0\\\/users\\\/1\\\/inbox\",\"outbox\":\"https:\\\/\\\/notiz.blog\\\/wp-api\\\/activitypub\\\/1.0\\\/users\\\/1\\\/outbox\",\"followers\":\"https:\\\/\\\/notiz.blog\\\/wp-api\\\/activitypub\\\/1.0\\\/users\\\/1\\\/followers\",\"following\":\"https:\\\/\\\/notiz.blog\\\/wp-api\\\/activitypub\\\/1.0\\\/users\\\/1\\\/following\",\"manuallyApprovesFollowers\":false,\"publicKey\":{\"id\":\"https:\\\/\\\/notiz.blog\\\/author\\\/matthias-pfefferle\\\/#main-key\",\"owner\":\"https:\\\/\\\/notiz.blog\\\/author\\\/matthias-pfefferle\\\/\",\"publicKeyPem\":\"-----BEGIN PUBLIC KEY-----\\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA039CnlArzn6nsRjcC2RJ\\nrjY3K5ZrLnFUbPtHLGNXMJUGW+rFYE1DzhdKPTj9giiXE+J7ADI0Tme5rSWw14bT\\nLhOMBs2ma8d03\\\/wnF1+kxDBeRyvyoki2TjtiJdoPu1jwZLLYTuzWTXdDiqrwSKOL\\nncKFGIkjyzOLoYuIKPgIuFg3Mt8rI6teQ2Q65YsGvOG\\\/mjBOUwl5FjgcGt9aQARd\\nmFxW5XydxfNrCZwuE34Zbq\\\/IC7rvaUx98zvrEHrD237YQ8O4M3afC9Kbu5Xp7k8Q\\n5JG80RItV7n8xjyt0i9LaVwlZDDYmLDYv50VhjcwRvtVFVfaN7yxDnHttd1NNENK\\nCwIDAQAB\\n-----END PUBLIC KEY-----\"},\"tag\":[],\"attachment\":[{\"type\":\"PropertyValue\",\"name\":\"Blog\",\"value\":\"\\u003Ca rel=\\u0022me\\u0022 title=\\u0022https:\\\/\\\/notiz.blog\\\/\\u0022 target=\\u0022_blank\\u0022 href=\\u0022https:\\\/\\\/notiz.blog\\\/\\u0022\\u003Enotiz.blog\\u003C\\\/a\\u003E\"},{\"type\":\"PropertyValue\",\"name\":\"Profil\",\"value\":\"\\u003Ca rel=\\u0022me\\u0022 title=\\u0022https:\\\/\\\/notiz.blog\\\/author\\\/matthias-pfefferle\\\/\\u0022 target=\\u0022_blank\\u0022 href=\\u0022https:\\\/\\\/notiz.blog\\\/author\\\/matthias-pfefferle\\\/\\u0022\\u003Enotiz.blog\\u003C\\\/a\\u003E\"},{\"type\":\"PropertyValue\",\"name\":\"Website\",\"value\":\"\\u003Ca rel=\\u0022me\\u0022 title=\\u0022https:\\\/\\\/pfefferle.org\\\/\\u0022 target=\\u0022_blank\\u0022 href=\\u0022https:\\\/\\\/pfefferle.org\\\/\\u0022\\u003Epfefferle.org\\u003C\\\/a\\u003E\"}]}",
"response": {
"code": 200
}
}

22
tests/fixtures/notiz-blog-well-known-webfinger.json vendored Normal file
View file

@ -0,0 +1,22 @@
{
"headers": {
"date": "Fri, 09 Dec 2022 10:39:51 GMT",
"content-type": "application\/jrd+json; charset=UTF-8",
"server": "nginx",
"x-xrds-location": "https:\/\/notiz.blog\/?xrds",
"x-yadis-location": "https:\/\/notiz.blog\/?xrds",
"access-control-allow-origin": "*",
"cache-control": "max-age=2592000, public",
"expires": "Sun, 08 Jan 2023 10:39:50 GMT",
"x-xss-protection": "1; mode=block",
"x-content-type-options": "nosniff",
"strict-transport-security": "max-age=31536000",
"x-frame-options": "SAMEORIGIN",
"referrer-policy": "strict-origin-when-cross-origin",
"x-clacks-overhead": "GNU Terry Pratchett"
},
"body": "{\"subject\":\"acct:pfefferle@notiz.blog\",\"aliases\":[\"acct:pfefferle@notiz.blog\",\"https:\\\/\\\/notiz.blog\\\/author\\\/matthias-pfefferle\\\/\",\"mailto:pfefferle@notiz.blog\"],\"links\":[{\"rel\":\"http:\\\/\\\/webfinger.net\\\/rel\\\/profile-page\",\"href\":\"https:\\\/\\\/notiz.blog\\\/author\\\/matthias-pfefferle\\\/\",\"type\":\"text\\\/html\"},{\"rel\":\"http:\\\/\\\/webfinger.net\\\/rel\\\/avatar\",\"href\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/75512bb584bbceae57dfc503692b16b2?s=96&d=mm&r=g\"},{\"rel\":\"http:\\\/\\\/webfinger.net\\\/rel\\\/profile-page\",\"href\":\"https:\\\/\\\/pfefferle.org\\\/\",\"type\":\"text\\\/html\"},{\"rel\":\"payment\",\"href\":\"https:\\\/\\\/www.paypal.me\\\/matthiaspfefferle\"},{\"rel\":\"payment\",\"href\":\"https:\\\/\\\/liberapay.com\\\/pfefferle\\\/\"},{\"rel\":\"payment\",\"href\":\"https:\\\/\\\/notiz.blog\\\/donate\\\/\"},{\"rel\":\"payment\",\"href\":\"https:\\\/\\\/flattr.com\\\/@pfefferle\"},{\"href\":\"https:\\\/\\\/notiz.blog\\\/\",\"rel\":\"http:\\\/\\\/specs.openid.net\\\/auth\\\/2.0\\\/provider\"},{\"rel\":\"self\",\"type\":\"application\\\/activity+json\",\"href\":\"https:\\\/\\\/notiz.blog\\\/author\\\/matthias-pfefferle\\\/\"},{\"rel\":\"micropub_media\",\"href\":\"https:\\\/\\\/notiz.blog\\\/wp-api\\\/micropub\\\/1.0\\\/media\"},{\"rel\":\"micropub\",\"href\":\"https:\\\/\\\/notiz.blog\\\/wp-api\\\/micropub\\\/1.0\\\/endpoint\"},{\"rel\":\"http:\\\/\\\/nodeinfo.diaspora.software\\\/ns\\\/schema\\\/2.0\",\"href\":\"https:\\\/\\\/notiz.blog\\\/wp-api\\\/nodeinfo\\\/2.0\"},{\"rel\":\"http:\\\/\\\/nodeinfo.diaspora.software\\\/ns\\\/schema\\\/1.1\",\"href\":\"https:\\\/\\\/notiz.blog\\\/wp-api\\\/nodeinfo\\\/1.1\"},{\"rel\":\"http:\\\/\\\/nodeinfo.diaspora.software\\\/ns\\\/schema\\\/1.0\",\"href\":\"https:\\\/\\\/notiz.blog\\\/wp-api\\\/nodeinfo\\\/1.0\"},{\"rel\":\"https:\\\/\\\/feneas.org\\\/ns\\\/serviceinfo\",\"type\":\"application\\\/ld+json\",\"href\":\"https:\\\/\\\/notiz.blog\\\/wp-api\\\/serviceinfo\\\/1.0\",\"properties\":{\"https:\\\/\\\/feneas.org\\\/ns\\\/serviceinfo#software.name\":\"notizBlog\"}},{\"rel\":\"http:\\\/\\\/schemas.google.com\\\/g\\\/2010#updates-from\",\"href\":\"https:\\\/\\\/notiz.blog\\\/author\\\/matthias-pfefferle\\\/feed\\\/ostatus\\\/\",\"type\":\"application\\\/atom+xml\"},{\"rel\":\"http:\\\/\\\/ostatus.org\\\/schema\\\/1.0\\\/subscribe\",\"template\":\"https:\\\/\\\/notiz.blog\\\/?profile={uri}\"},{\"rel\":\"magic-public-key\",\"href\":\"data:application\\\/magic-public-key,RSA.039CnlArzn6nsRjcC2RJrjY3K5ZrLnFUbPtHLGNXMJUGW-rFYE1DzhdKPTj9giiXE-J7ADI0Tme5rSWw14bTLhOMBs2ma8d03_wnF1-kxDBeRyvyoki2TjtiJdoPu1jwZLLYTuzWTXdDiqrwSKOLncKFGIkjyzOLoYuIKPgIuFg3Mt8rI6teQ2Q65YsGvOG_mjBOUwl5FjgcGt9aQARdmFxW5XydxfNrCZwuE34Zbq_IC7rvaUx98zvrEHrD237YQ8O4M3afC9Kbu5Xp7k8Q5JG80RItV7n8xjyt0i9LaVwlZDDYmLDYv50VhjcwRvtVFVfaN7yxDnHttd1NNENKCw==.AQAB\"},{\"rel\":\"salmon\",\"href\":\"https:\\\/\\\/notiz.blog\\\/author\\\/matthias-pfefferle\\\/?salmon=endpoint\"},{\"rel\":\"http:\\\/\\\/salmon-protocol.org\\\/ns\\\/salmon-replies\",\"href\":\"https:\\\/\\\/notiz.blog\\\/author\\\/matthias-pfefferle\\\/?salmon=endpoint\"},{\"rel\":\"http:\\\/\\\/salmon-protocol.org\\\/ns\\\/salmon-mention\",\"href\":\"https:\\\/\\\/notiz.blog\\\/author\\\/matthias-pfefferle\\\/?salmon=endpoint\"},{\"rel\":\"feed\",\"type\":\"application\\\/stream+json\",\"title\":\"Activity-Streams 1.0 Feed\",\"href\":\"https:\\\/\\\/notiz.blog\\\/author\\\/matthias-pfefferle\\\/feed\\\/as1\\\/\"},{\"rel\":\"feed\",\"type\":\"application\\\/activity+json\",\"title\":\"Activity-Streams 2.0 Feed\",\"href\":\"https:\\\/\\\/notiz.blog\\\/author\\\/matthias-pfefferle\\\/feed\\\/as2\\\/\"},{\"rel\":\"http:\\\/\\\/oexchange.org\\\/spec\\\/0.8\\\/rel\\\/user-target\",\"href\":\"https:\\\/\\\/notiz.blog\\\/?oexchange=xrd\",\"type\":\"application\\\/xrd+xml\"},{\"rel\":\"http:\\\/\\\/a9.com\\\/-\\\/spec\\\/opensearch\\\/1.1\\\/\",\"href\":\"https:\\\/\\\/notiz.blog\\\/wp-api\\\/opensearch\\\/1.1\\\/document\",\"type\":\"application\\\/opensearchdescription+xml\"},{\"rel\":\"describedby\",\"href\":\"https:\\\/\\\/notiz.blog\\\/author\\\/matthias-pfefferle\\\/feed\\\/foaf\\\/\",\"type\":\"application\\\/rdf+xml\"},{\"rel\":\"webmention\",\"href\":\"https:\\\/\\\/notiz.blog\\\/wp-api\\\/webmention\\\/1.0\\\/endpoint\"},{\"rel\":\"http:\\\/\\\/webmention.org\\\/\",\"href\":\"https:\\\/\\\/notiz.blog\\\/wp-api\\\/webmention\\\/1.0\\\/endpoint\"}],\"properties\":{\"http:\\\/\\\/salmon-protocol.org\\\/ns\\\/magic-key\":\"RSA.039CnlArzn6nsRjcC2RJrjY3K5ZrLnFUbPtHLGNXMJUGW-rFYE1DzhdKPTj9giiXE-J7ADI0Tme5rSWw14bTLhOMBs2ma8d03_wnF1-kxDBeRyvyoki2TjtiJdoPu1jwZLLYTuzWTXdDiqrwSKOLncKFGIkjyzOLoYuIKPgIuFg3Mt8rI6teQ2Q65YsGvOG_mjBOUwl5FjgcGt9aQARdmFxW5XydxfNrCZwuE34Zbq_IC7rvaUx98zvrEHrD237YQ8O4M3afC9Kbu5Xp7k8Q5JG80RItV7n8xjyt0i9LaVwlZDDYmLDYv50VhjcwRvtVFVfaN7yxDnHttd1NNENKCw==.AQAB\"}}",
"response": {
"code": 200
}
}

135
tests/test-class-activitypub-activity-dispatcher.php Normal file
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@ -0,0 +1,135 @@
<?php
class Test_Activitypub_Activity_Dispatcher extends ActivityPub_TestCase_Cache_HTTP {
public static $users = array(
'username@example.org' => array(
'url' => 'https://example.org/users/username',
'inbox' => 'https://example.org/users/username/inbox',
'name' => 'username',
),
'jon@example.com' => array(
'url' => 'https://example.com/author/jon',
'inbox' => 'https://example.com/author/jon/inbox',
'name' => 'jon',
),
);
public function test_dispatch_activity() {
$followers = array( 'https://example.com/author/jon', 'https://example.org/users/username' );
\update_user_meta( 1, 'activitypub_followers', $followers );
$post = \wp_insert_post(
array(
'post_author' => 1,
'post_content' => 'hello',
)
);
$pre_http_request = new MockAction();
add_filter( 'pre_http_request', array( $pre_http_request, 'filter' ), 10, 3 );
$activitypub_post = new \Activitypub\Model\Post( $post );
\Activitypub\Activity_Dispatcher::send_post_activity( $activitypub_post );
$this->assertSame( 2, $pre_http_request->get_call_count() );
$all_args = $pre_http_request->get_args();
$first_call_args = array_shift( $all_args );
$this->assertEquals( 'https://example.com/author/jon/inbox', $first_call_args[2] );
$second_call_args = array_shift( $all_args );
$this->assertEquals( 'https://example.org/users/username/inbox', $second_call_args[2] );
remove_filter( 'pre_http_request', array( $pre_http_request, 'filter' ), 10 );
}
public function test_dispatch_mentions() {
$post = \wp_insert_post(
array(
'post_author' => 1,
'post_content' => '@alex hello',
)
);
self::$users['https://example.com/alex'] = array(
'url' => 'https://example.com/alex',
'inbox' => 'https://example.com/alex/inbox',
'name' => 'alex',
);
add_filter(
'activitypub_extract_mentions',
function( $mentions ) {
$mentions[] = 'https://example.com/alex';
return $mentions;
},
10
);
$pre_http_request = new MockAction();
add_filter( 'pre_http_request', array( $pre_http_request, 'filter' ), 10, 3 );
$activitypub_post = new \Activitypub\Model\Post( $post );
\Activitypub\Activity_Dispatcher::send_post_activity( $activitypub_post );
$this->assertSame( 1, $pre_http_request->get_call_count() );
$all_args = $pre_http_request->get_args();
$first_call_args = $all_args[0];
$this->assertEquals( 'https://example.com/alex/inbox', $first_call_args[2] );
$body = json_decode( $first_call_args[1]['body'], true );
$this->assertArrayHasKey( 'id', $body );
remove_all_filters( 'activitypub_from_post_object' );
remove_filter( 'pre_http_request', array( $pre_http_request, 'filter' ), 10 );
}
public function set_up() {
parent::set_up();
add_filter( 'pre_get_remote_metadata_by_actor', array( get_called_class(), 'pre_get_remote_metadata_by_actor' ), 10, 2 );
_delete_all_posts();
}
public function tear_down() {
remove_filter( 'pre_get_remote_metadata_by_actor', array( get_called_class(), 'pre_get_remote_metadata_by_actor' ) );
parent::tear_down();
}
public static function pre_get_remote_metadata_by_actor( $pre, $actor ) {
if ( isset( self::$users[ $actor ] ) ) {
return self::$users[ $actor ];
}
foreach ( self::$users as $username => $data ) {
if ( $data['url'] === $actor ) {
return $data;
}
}
return $pre;
}
public static function http_request_host_is_external( $in, $host ) {
if ( in_array( $host, array( 'example.com', 'example.org' ), true ) ) {
return true;
}
return $in;
}
public static function http_request_args( $args, $url ) {
if ( in_array( wp_parse_url( $url, PHP_URL_HOST ), array( 'example.com', 'example.org' ), true ) ) {
$args['reject_unsafe_urls'] = false;
}
return $args;
}
public static function pre_http_request( $preempt, $request, $url ) {
return array(
'headers' => array(
'content-type' => 'text/json',
),
'body' => '',
'response' => array(
'code' => 202,
),
);
}
public static function http_response( $response, $args, $url ) {
return $response;
}
}

31
tests/test-class-activitypub-activity.php Normal file
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@ -0,0 +1,31 @@
<?php
class Test_Activitypub_Activity extends WP_UnitTestCase {
public function test_activity_mentions() {
$post = \wp_insert_post(
array(
'post_author' => 1,
'post_content' => '@alex hello',
)
);
add_filter(
'activitypub_extract_mentions',
function( $mentions ) {
$mentions['@alex'] = 'https://example.com/alex';
return $mentions;
},
10
);
$activitypub_post = new \Activitypub\Model\Post( $post );
$activitypub_activity = new \Activitypub\Model\Activity( 'Create', \Activitypub\Model\Activity::TYPE_FULL );
$activitypub_activity->from_post( $activitypub_post );
$this->assertContains( \get_rest_url( null, '/activitypub/1.0/users/1/followers' ), $activitypub_activity->get_cc() );
$this->assertContains( 'https://example.com/alex', $activitypub_activity->get_cc() );
remove_all_filters( 'activitypub_extract_mentions' );
\wp_trash_post( $post );
}
}

20
tests/test-class-activitypub-hashtag.php
View file

@ -4,26 +4,26 @@ class Test_Activitypub_Hashtag extends WP_UnitTestCase {
* @dataProvider the_content_provider
*/
public function test_the_content( $content, $content_with_hashtag ) {
$content = \Activitypub\Hashtag::the_content( $content );
$this->assertEquals( $content_with_hashtag, $content );
}
public function the_content_provider() {
\wp_create_term( 'object', 'post_tag' );
$object = \get_term_by( 'name', 'object', 'post_tag' );
$link = \get_term_link( $object, 'post_tag' );
$content = \Activitypub\Hashtag::the_content( $content );
$this->assertEquals( sprintf( $content_with_hashtag, $link ), $content );
}
public function the_content_provider() {
return array(
array( 'test', 'test' ),
array( '#test', '#test' ),
array( 'hallo #test test', 'hallo #test test' ),
array( 'hallo #object test', 'hallo <a rel="tag" class="u-tag u-category" href="' . $link . '">#object</a> test' ),
array( '#object test', '<a rel="tag" class="u-tag u-category" href="' . $link . '">#object</a> test' ),
array( 'hallo #object test', 'hallo <a rel="tag" class="u-tag u-category" href="%s">#object</a> test' ),
array( '#object test', '<a rel="tag" class="u-tag u-category" href="%s">#object</a> test' ),
array( 'hallo <a href="http://test.test/#object">test</a> test', 'hallo <a href="http://test.test/#object">test</a> test' ),
array( 'hallo <a href="http://test.test/#object">#test</a> test', 'hallo <a href="http://test.test/#object">#test</a> test' ),
array( '<div>hallo #object test</div>', '<div>hallo <a rel="tag" class="u-tag u-category" href="' . $link . '">#object</a> test</div>' ),
array( '<div>hallo #object</div>', '<div>hallo <a rel="tag" class="u-tag u-category" href="' . $link . '">#object</a></div>' ),
array( '<div>hallo #object test</div>', '<div>hallo <a rel="tag" class="u-tag u-category" href="%s">#object</a> test</div>' ),
array( '<div>hallo #object</div>', '<div>hallo <a rel="tag" class="u-tag u-category" href="%s">#object</a></div>' ),
array( '<div>#object</div>', '<div>#object</div>' ),
array( '<a>#object</a>', '<a>#object</a>' ),
array( '<div style="color: #ccc;">object</a>', '<div style="color: #ccc;">object</a>' ),

37
tests/test-class-activitypub-mention.php Normal file
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@ -0,0 +1,37 @@
<?php
class Test_Activitypub_Mention extends ActivityPub_TestCase_Cache_HTTP {
public static $users = array(
'username@example.org' => array(
'url' => 'https://example.org/users/username',
'name' => 'username',
),
);
/**
* @dataProvider the_content_provider
*/
public function test_the_content( $content, $content_with_mention ) {
add_filter( 'pre_get_remote_metadata_by_actor', array( get_called_class(), 'pre_get_remote_metadata_by_actor' ), 10, 2 );
$content = \Activitypub\Mention::the_content( $content );
remove_filter( 'pre_get_remote_metadata_by_actor', array( get_called_class(), 'pre_get_remote_metadata_by_actor' ) );
$this->assertEquals( $content_with_mention, $content );
}
public function the_content_provider() {
return array(
array( 'hallo @username@example.org test', 'hallo <a rel="mention" class="u-url mention" href="https://example.org/users/username">@<span>username</span></a> test' ),
array( 'hallo @pfefferle@notiz.blog test', 'hallo <a rel="mention" class="u-url mention" href="https://notiz.blog/author/matthias-pfefferle/">@<span>pfefferle</span></a> test' ),
array( 'hallo <a rel="mention" class="u-url mention" href="https://notiz.blog/author/matthias-pfefferle/">@<span>pfefferle</span>@notiz.blog</a> test', 'hallo <a rel="mention" class="u-url mention" href="https://notiz.blog/author/matthias-pfefferle/">@<span>pfefferle</span>@notiz.blog</a> test' ),
array( 'hallo <a rel="mention" class="u-url mention" href="https://notiz.blog/author/matthias-pfefferle/">@pfefferle@notiz.blog</a> test', 'hallo <a rel="mention" class="u-url mention" href="https://notiz.blog/author/matthias-pfefferle/">@pfefferle@notiz.blog</a> test' ),
array( 'hallo <a rel="mention" class="u-url mention" href="https://notiz.blog/@pfefferle/">@pfefferle@notiz.blog</a> test', 'hallo <a rel="mention" class="u-url mention" href="https://notiz.blog/@pfefferle/">@pfefferle@notiz.blog</a> test' ),
);
}
public static function pre_get_remote_metadata_by_actor( $pre, $actor ) {
$actor = ltrim( $actor, '@' );
if ( isset( self::$users[ $actor ] ) ) {
return self::$users[ $actor ];
}
return $pre;
}
}

326
tests/test-class-friends-feed-parser-activitypub.php
View file

@ -1,326 +0,0 @@
<?php
class Test_Friends_Feed_Parser_ActivityPub extends \WP_UnitTestCase {
public static $users = array();
private $friend_id;
private $friend_name;
private $actor;
public function test_incoming_post() {
$now = time() - 10;
$status_id = 123;
$posts = get_posts(
array(
'post_type' => \Friends\Friends::CPT,
'author' => $this->friend_id,
)
);
$post_count = count( $posts );
// Let's post a new Note through the REST API.
$date = gmdate( \DATE_W3C, $now++ );
$id = 'test' . $status_id;
$content = 'Test ' . $date . ' ' . rand();
$request = new \WP_REST_Request( 'POST', '/activitypub/1.0/users/' . get_current_user_id() . '/inbox' );
$request->set_param( 'type', 'Create' );
$request->set_param( 'id', $id );
$request->set_param( 'actor', $this->actor );
$attachment_url = 'https://mastodon.local/files/original/1234.png';
$attachment_width = 400;
$attachment_height = 600;
$request->set_param(
'object',
array(
'type' => 'Note',
'id' => $id,
'attributedTo' => $this->actor,
'content' => $content,
'url' => 'https://mastodon.local/users/akirk/statuses/' . ( $status_id++ ),
'published' => $date,
'attachment' => array(
array(
'type' => 'Document',
'mediaType' => 'image/png',
'url' => $attachment_url,
'name' => '',
'blurhash' => '',
'width' => $attachment_width,
'height' => $attachment_height,
),
),
)
);
$response = $this->server->dispatch( $request );
$this->assertEquals( 202, $response->get_status() );
$posts = get_posts(
array(
'post_type' => \Friends\Friends::CPT,
'author' => $this->friend_id,
)
);
$this->assertEquals( $post_count + 1, count( $posts ) );
$this->assertStringStartsWith( $content, $posts[0]->post_content );
$this->assertStringContainsString( '<img src="' . esc_url( $attachment_url ) . '" width="' . esc_attr( $attachment_width ) . '" height="' . esc_attr( $attachment_height ) . '"', $posts[0]->post_content );
$this->assertEquals( $this->friend_id, $posts[0]->post_author );
// Do another test post, this time with a URL that has an @-id.
$date = gmdate( \DATE_W3C, $now++ );
$id = 'test' . $status_id;
$content = 'Test ' . $date . ' ' . rand();
$request = new \WP_REST_Request( 'POST', '/activitypub/1.0/users/' . get_current_user_id() . '/inbox' );
$request->set_param( 'type', 'Create' );
$request->set_param( 'id', $id );
$request->set_param( 'actor', 'https://mastodon.local/@akirk' );
$request->set_param(
'object',
array(
'type' => 'Note',
'id' => $id,
'attributedTo' => 'https://mastodon.local/@akirk',
'content' => $content,
'url' => 'https://mastodon.local/users/akirk/statuses/' . ( $status_id++ ),
'published' => $date,
)
);
$response = $this->server->dispatch( $request );
$this->assertEquals( 202, $response->get_status() );
$posts = get_posts(
array(
'post_type' => \Friends\Friends::CPT,
'author' => $this->friend_id,
)
);
$this->assertEquals( $post_count + 2, count( $posts ) );
$this->assertEquals( $content, $posts[0]->post_content );
$this->assertEquals( $this->friend_id, $posts[0]->post_author );
$this->assertEquals( $this->friend_name, get_post_meta( $posts[0]->ID, 'author', true ) );
}
public function test_incoming_announce() {
$now = time() - 10;
$status_id = 123;
self::$users['https://notiz.blog/author/matthias-pfefferle/'] = array(
'url' => 'https://notiz.blog/author/matthias-pfefferle/',
'name' => 'Matthias Pfefferle',
);
$posts = get_posts(
array(
'post_type' => \Friends\Friends::CPT,
'author' => $this->friend_id,
)
);
$post_count = count( $posts );
$date = gmdate( \DATE_W3C, $now++ );
$id = 'test' . $status_id;
$object = 'https://notiz.blog/2022/11/14/the-at-protocol/';
$request = new \WP_REST_Request( 'POST', '/activitypub/1.0/users/' . get_current_user_id() . '/inbox' );
$request->set_param( 'type', 'Announce' );
$request->set_param( 'id', $id );
$request->set_param( 'actor', $this->actor );
$request->set_param( 'published', $date );
$request->set_param( 'object', $object );
$response = $this->server->dispatch( $request );
$this->assertEquals( 202, $response->get_status() );
$p = wp_parse_url( $object );
$cache = __DIR__ . '/fixtures/' . sanitize_title( $p['host'] . '-' . $p['path'] ) . '.response';
$this->assertFileExists( $cache );
$object = json_decode( wp_remote_retrieve_body( unserialize( file_get_contents( $cache ) ) ) );
$posts = get_posts(
array(
'post_type' => \Friends\Friends::CPT,
'author' => $this->friend_id,
)
);
$this->assertEquals( $post_count + 1, count( $posts ) );
$this->assertStringContainsString( 'Dezentrale Netzwerke', $posts[0]->post_content );
$this->assertEquals( $this->friend_id, $posts[0]->post_author );
$this->assertEquals( 'Matthias Pfefferle', get_post_meta( $posts[0]->ID, 'author', true ) );
}
public function set_up() {
if ( ! class_exists( '\Friends\Friends' ) ) {
return $this->markTestSkipped( 'The Friends plugin is not loaded.' );
}
parent::set_up();
// Manually activate the REST server.
global $wp_rest_server;
$wp_rest_server = new \Spy_REST_Server();
$this->server = $wp_rest_server;
do_action( 'rest_api_init' );
add_filter(
'rest_url',
function() {
return get_option( 'home' ) . '/wp-json/';
}
);
add_filter( 'pre_http_request', array( get_called_class(), 'pre_http_request' ), 10, 3 );
add_filter( 'http_response', array( get_called_class(), 'http_response' ), 10, 3 );
add_filter( 'http_request_host_is_external', array( get_called_class(), 'http_request_host_is_external' ), 10, 2 );
add_filter( 'http_request_args', array( get_called_class(), 'http_request_args' ), 10, 2 );
add_filter( 'pre_get_remote_metadata_by_actor', array( get_called_class(), 'pre_get_remote_metadata_by_actor' ), 10, 2 );
$user_id = $this->factory->user->create(
array(
'role' => 'administrator',
)
);
wp_set_current_user( $user_id );
$this->friend_name = 'Alex Kirk';
$this->actor = 'https://mastodon.local/users/akirk';
$user_feed = \Friends\User_Feed::get_by_url( $this->actor );
if ( is_wp_error( $user_feed ) ) {
$this->friend_id = $this->factory->user->create(
array(
'display_name' => $this->friend_name,
'role' => 'friend',
)
);
\Friends\User_Feed::save(
new \Friends\User( $this->friend_id ),
$this->actor,
array(
'parser' => 'activitypub',
)
);
} else {
$this->friend_id = $user_feed->get_friend_user()->ID;
}
self::$users[ $this->actor ] = array(
'url' => $this->actor,
'name' => $this->friend_name,
);
self::$users['https://mastodon.local/@akirk'] = self::$users[ $this->actor ];
_delete_all_posts();
}
public function tear_down() {
remove_filter( 'pre_http_request', array( get_called_class(), 'pre_http_request' ) );
remove_filter( 'http_response', array( get_called_class(), 'http_response' ) );
remove_filter( 'http_request_host_is_external', array( get_called_class(), 'http_request_host_is_external' ) );
remove_filter( 'http_request_args', array( get_called_class(), 'http_request_args' ) );
remove_filter( 'pre_get_remote_metadata_by_actor', array( get_called_class(), 'pre_get_remote_metadata_by_actor' ) );
}
public static function pre_get_remote_metadata_by_actor( $pre, $actor ) {
if ( isset( self::$users[ $actor ] ) ) {
return self::$users[ $actor ];
}
return $pre;
}
public static function http_request_host_is_external( $in, $host ) {
if ( in_array( $host, array( 'mastodon.local' ), true ) ) {
return true;
}
return $in;
}
public static function http_request_args( $args, $url ) {
if ( in_array( parse_url( $url, PHP_URL_HOST ), array( 'mastodon.local' ), true ) ) {
$args['reject_unsafe_urls'] = false;
}
return $args;
}
public static function pre_http_request( $preempt, $request, $url ) {
$p = wp_parse_url( $url );
$cache = __DIR__ . '/fixtures/' . sanitize_title( $p['host'] . '-' . $p['path'] ) . '.response';
if ( file_exists( $cache ) ) {
return apply_filters(
'fake_http_response',
unserialize( file_get_contents( $cache ) ),
$p['scheme'] . '://' . $p['host'],
$url,
$request
);
}
$home_url = home_url();
// Pretend the url now is the requested one.
update_option( 'home', $p['scheme'] . '://' . $p['host'] );
$rest_prefix = home_url() . '/wp-json';
if ( false === strpos( $url, $rest_prefix ) ) {
// Restore the old home_url.
update_option( 'home', $home_url );
return $preempt;
}
$url = substr( $url, strlen( $rest_prefix ) );
$r = new \WP_REST_Request( $request['method'], $url );
if ( ! empty( $request['body'] ) ) {
foreach ( $request['body'] as $key => $value ) {
$r->set_param( $key, $value );
}
}
global $wp_rest_server;
$response = $wp_rest_server->dispatch( $r );
// Restore the old url.
update_option( 'home', $home_url );
return apply_filters(
'fake_http_response',
array(
'headers' => array(
'content-type' => 'text/json',
),
'body' => wp_json_encode( $response->data ),
'response' => array(
'code' => $response->status,
),
),
$p['scheme'] . '://' . $p['host'],
$url,
$request
);
}
public static function http_response( $response, $args, $url ) {
$p = wp_parse_url( $url );
$cache = __DIR__ . '/fixtures/' . sanitize_title( $p['host'] . '-' . $p['path'] ) . '.response';
if ( ! file_exists( $cache ) ) {
$headers = wp_remote_retrieve_headers( $response );
file_put_contents(
$cache,
serialize(
array(
'headers' => $headers->getAll(),
'body' => wp_remote_retrieve_body( $response ),
'response' => array(
'code' => wp_remote_retrieve_response_code( $response ),
),
)
)
);
}
return $response;
}
}

9
tests/test-functions.php Normal file
View file

@ -0,0 +1,9 @@
<?php
class Test_Functions extends ActivityPub_TestCase_Cache_HTTP {
public function test_get_remote_metadata_by_actor() {
$metadata = \ActivityPub\get_remote_metadata_by_actor( 'pfefferle@notiz.blog' );
$this->assertEquals( 'https://notiz.blog/author/matthias-pfefferle/', $metadata['url'] );
$this->assertEquals( 'pfefferle', $metadata['preferredUsername'] );
$this->assertEquals( 'Matthias Pfefferle', $metadata['name'] );
}
}