333 lines
7 KiB
PHP
333 lines
7 KiB
PHP
<?php
|
|
namespace Activitypub\Model;
|
|
|
|
use WP_Query;
|
|
use Activitypub\Activity\Actor;
|
|
use Activitypub\Collection\Followers;
|
|
|
|
/**
|
|
* ActivityPub Follower Class
|
|
*
|
|
* This Object represents a single Follower.
|
|
* There is no direct reference to a WordPress User here.
|
|
*
|
|
* @author Matt Wiebe
|
|
* @author Matthias Pfefferle
|
|
*
|
|
* @see https://www.w3.org/TR/activitypub/#follow-activity-inbox
|
|
*/
|
|
class Follower extends Actor {
|
|
/**
|
|
* The complete Remote-Profile of the Follower
|
|
*
|
|
* @var array
|
|
*/
|
|
protected $_id; // phpcs:ignore PSR2.Classes.PropertyDeclaration.Underscore
|
|
|
|
/**
|
|
* Get the errors.
|
|
*
|
|
* @return mixed
|
|
*/
|
|
public function get_errors() {
|
|
return get_post_meta( $this->_id, 'activitypub_errors' );
|
|
}
|
|
|
|
/**
|
|
* Get the Summary.
|
|
*
|
|
* @return int The Summary.
|
|
*/
|
|
public function get_summary() {
|
|
if ( isset( $this->summary ) ) {
|
|
return $this->summary;
|
|
}
|
|
|
|
return '';
|
|
}
|
|
|
|
/**
|
|
* Getter for URL attribute.
|
|
*
|
|
* Falls back to ID, if no URL is set. This is relevant for
|
|
* Plattforms like Lemmy, where the ID is the URL.
|
|
*
|
|
* @return string The URL.
|
|
*/
|
|
public function get_url() {
|
|
if ( $this->url ) {
|
|
return $this->url;
|
|
}
|
|
|
|
return $this->id;
|
|
}
|
|
|
|
/**
|
|
* Reset (delete) all errors.
|
|
*
|
|
* @return void
|
|
*/
|
|
public function reset_errors() {
|
|
delete_post_meta( $this->_id, 'activitypub_errors' );
|
|
}
|
|
|
|
/**
|
|
* Count the errors.
|
|
*
|
|
* @return int The number of errors.
|
|
*/
|
|
public function count_errors() {
|
|
$errors = $this->get_errors();
|
|
|
|
if ( is_array( $errors ) && ! empty( $errors ) ) {
|
|
return count( $errors );
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* Return the latest error message.
|
|
*
|
|
* @return string The error message.
|
|
*/
|
|
public function get_latest_error_message() {
|
|
$errors = $this->get_errors();
|
|
|
|
if ( is_array( $errors ) && ! empty( $errors ) ) {
|
|
return reset( $errors );
|
|
}
|
|
|
|
return '';
|
|
}
|
|
|
|
/**
|
|
* Update the current Follower-Object.
|
|
*
|
|
* @return void
|
|
*/
|
|
public function update() {
|
|
$this->save();
|
|
}
|
|
|
|
/**
|
|
* Save the current Follower-Object.
|
|
*
|
|
* @return void
|
|
*/
|
|
public function save() {
|
|
if ( ! $this->get__id() ) {
|
|
global $wpdb;
|
|
|
|
// phpcs:ignore WordPress.DB.DirectDatabaseQuery.DirectQuery,WordPress.DB.DirectDatabaseQuery.NoCaching
|
|
$post_id = $wpdb->get_var(
|
|
$wpdb->prepare(
|
|
"SELECT ID FROM $wpdb->posts WHERE guid=%s",
|
|
esc_sql( $this->get_id() )
|
|
)
|
|
);
|
|
|
|
if ( $post_id ) {
|
|
$post = get_post( $post_id );
|
|
$this->set__id( $post->ID );
|
|
}
|
|
}
|
|
|
|
$args = array(
|
|
'ID' => $this->get__id(),
|
|
'guid' => esc_url_raw( $this->get_id() ),
|
|
'post_title' => wp_strip_all_tags( sanitize_text_field( $this->get_name() ) ),
|
|
'post_author' => 0,
|
|
'post_type' => Followers::POST_TYPE,
|
|
'post_name' => esc_url_raw( $this->get_id() ),
|
|
'post_excerpt' => sanitize_text_field( wp_kses( $this->get_summary(), 'user_description' ) ),
|
|
'post_status' => 'publish',
|
|
'meta_input' => $this->get_post_meta_input(),
|
|
);
|
|
|
|
$post_id = wp_insert_post( $args );
|
|
$this->_id = $post_id;
|
|
}
|
|
|
|
/**
|
|
* Upsert the current Follower-Object.
|
|
*
|
|
* @return void
|
|
*/
|
|
public function upsert() {
|
|
$this->save();
|
|
}
|
|
|
|
/**
|
|
* Delete the current Follower-Object.
|
|
*
|
|
* Beware that this os deleting a Follower for ALL users!!!
|
|
*
|
|
* To delete only the User connection (unfollow)
|
|
* @see \Activitypub\Rest\Followers::remove_follower()
|
|
*
|
|
* @return void
|
|
*/
|
|
public function delete() {
|
|
wp_delete_post( $this->_id );
|
|
}
|
|
|
|
/**
|
|
* Update the post meta.
|
|
*
|
|
* @return void
|
|
*/
|
|
protected function get_post_meta_input() {
|
|
$meta_input = array();
|
|
$meta_input['activitypub_inbox'] = $this->get_shared_inbox();
|
|
$meta_input['activitypub_actor_json'] = $this->to_json();
|
|
|
|
return $meta_input;
|
|
}
|
|
|
|
/**
|
|
* Get the icon.
|
|
*
|
|
* Sets a fallback to better handle API and HTML outputs.
|
|
*
|
|
* @return array The icon.
|
|
*/
|
|
public function get_icon() {
|
|
if ( isset( $this->icon['url'] ) ) {
|
|
return $this->icon;
|
|
}
|
|
|
|
return array(
|
|
'type' => 'Image',
|
|
'mediaType' => 'image/jpeg',
|
|
'url' => ACTIVITYPUB_PLUGIN_URL . 'assets/img/mp.jpg',
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Get Name.
|
|
*
|
|
* Tries to extract a name from the URL or ID if not set.
|
|
*
|
|
* @return string The name.
|
|
*/
|
|
public function get_name() {
|
|
if ( $this->name ) {
|
|
return $this->name;
|
|
}
|
|
|
|
return $this->extract_name_from_uri();
|
|
}
|
|
|
|
/**
|
|
* The preferred Username.
|
|
*
|
|
* Tries to extract a name from the URL or ID if not set.
|
|
*
|
|
* @return string The preferred Username.
|
|
*/
|
|
public function get_preferred_username() {
|
|
if ( $this->preferred_username ) {
|
|
return $this->preferred_username;
|
|
}
|
|
|
|
return $this->extract_name_from_uri();
|
|
}
|
|
|
|
/**
|
|
* Get the Icon URL (Avatar)
|
|
*
|
|
* @return string The URL to the Avatar.
|
|
*/
|
|
public function get_icon_url() {
|
|
$icon = $this->get_icon();
|
|
|
|
if ( ! $icon ) {
|
|
return '';
|
|
}
|
|
|
|
if ( is_array( $icon ) ) {
|
|
return $icon['url'];
|
|
}
|
|
|
|
return $icon;
|
|
}
|
|
|
|
/**
|
|
* Get the shared inbox, with a fallback to the inbox.
|
|
*
|
|
* @return string|null The URL to the shared inbox, the inbox or null.
|
|
*/
|
|
public function get_shared_inbox() {
|
|
if ( ! empty( $this->get_endpoints()['sharedInbox'] ) ) {
|
|
return $this->get_endpoints()['sharedInbox'];
|
|
} elseif ( ! empty( $this->get_inbox() ) ) {
|
|
return $this->get_inbox();
|
|
}
|
|
|
|
return null;
|
|
}
|
|
|
|
/**
|
|
* Convert a Custom-Post-Type input to an Activitypub\Model\Follower.
|
|
*
|
|
* @return string The JSON string.
|
|
*
|
|
* @return array Activitypub\Model\Follower
|
|
*/
|
|
public static function init_from_cpt( $post ) {
|
|
$actor_json = get_post_meta( $post->ID, 'activitypub_actor_json', true );
|
|
$object = self::init_from_json( $actor_json );
|
|
$object->set__id( $post->ID );
|
|
$object->set_id( $post->guid );
|
|
$object->set_name( $post->post_title );
|
|
$object->set_summary( $post->post_excerpt );
|
|
$object->set_published( gmdate( 'Y-m-d H:i:s', strtotime( $post->post_published ) ) );
|
|
$object->set_updated( gmdate( 'Y-m-d H:i:s', strtotime( $post->post_modified ) ) );
|
|
|
|
return $object;
|
|
}
|
|
|
|
/**
|
|
* Infer a shortname from the Actor ID or URL. Used only for fallbacks,
|
|
* we will try to use what's supplied.
|
|
*
|
|
* @return string Hopefully the name of the Follower.
|
|
*/
|
|
protected function extract_name_from_uri() {
|
|
// prefer the URL, but fall back to the ID.
|
|
if ( $this->url ) {
|
|
$name = $this->url;
|
|
} else {
|
|
$name = $this->id;
|
|
}
|
|
|
|
if ( \filter_var( $name, FILTER_VALIDATE_URL ) ) {
|
|
$name = \rtrim( $name, '/' );
|
|
$path = \wp_parse_url( $name, PHP_URL_PATH );
|
|
|
|
if ( $path ) {
|
|
if ( \strpos( $name, '@' ) !== false ) {
|
|
// expected: https://example.com/@user (default URL pattern)
|
|
$name = \preg_replace( '|^/@?|', '', $path );
|
|
} else {
|
|
// expected: https://example.com/users/user (default ID pattern)
|
|
$parts = \explode( '/', $path );
|
|
$name = \array_pop( $parts );
|
|
}
|
|
}
|
|
} elseif (
|
|
\is_email( $name ) ||
|
|
\strpos( $name, 'acct' ) === 0 ||
|
|
\strpos( $name, '@' ) === 0
|
|
) {
|
|
// expected: user@example.com or acct:user@example (WebFinger)
|
|
$name = \ltrim( $name, '@' );
|
|
$name = \ltrim( $name, 'acct:' );
|
|
$parts = \explode( '@', $name );
|
|
$name = $parts[0];
|
|
}
|
|
|
|
return $name;
|
|
}
|
|
}
|