wordpress-activitypub/includes/model/class-blog-user.php

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<?php
namespace Activitypub\Model;
use WP_Query;
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use Activitypub\Signature;
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use Activitypub\Collection\Users;
use function Activitypub\is_single_user;
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use function Activitypub\is_user_disabled;
class Blog_User extends User {
/**
* The User-ID
*
* @var int
*/
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protected $_id = Users::BLOG_USER_ID; // phpcs:ignore PSR2.Classes.PropertyDeclaration.Underscore
/**
* The User-Type
*
* @var string
*/
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protected $type = 'Group';
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public static function from_wp_user( $user_id ) {
if ( is_user_disabled( $user_id ) ) {
return new WP_Error(
'activitypub_user_not_found',
\__( 'User not found', 'activitypub' ),
array( 'status' => 404 )
);
}
$object = new static();
$object->_id = $user_id;
return $object;
}
/**
* Get the User-Name.
*
* @return string The User-Name.
*/
public function get_name() {
return \esc_html( \get_bloginfo( 'name' ) );
}
/**
* Get the User-Description.
*
* @return string The User-Description.
*/
public function get_summary() {
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return \wpautop(
\wp_kses(
\get_bloginfo( 'description' ),
'default'
)
);
}
/**
* Get the User-Url.
*
* @return string The User-Url.
*/
public function get_url() {
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return \esc_url( \trailingslashit( get_home_url() ) . '@' . $this->get_preferred_username() );
}
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/**
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* Generate a default Username.
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*
* @return string The auto-generated Username.
*/
public static function get_default_username() {
// check if domain host has a subdomain
$host = \wp_parse_url( \get_home_url(), \PHP_URL_HOST );
$host = \preg_replace( '/^www\./i', '', $host );
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$host_parts = \explode( '.', $host );
if ( \count( $host_parts ) <= 2 && strlen( $host ) <= 15 ) {
return $host;
}
// check blog title
$blog_title = \get_bloginfo( 'name' );
$blog_title = \sanitize_title( $blog_title );
if ( strlen( $blog_title ) <= 15 ) {
return $blog_title;
}
$default_identifier = array(
'feed',
'all',
'everyone',
'authors',
'follow',
'posts',
);
// get random item of $default_identifier
$default = $default_identifier[ \array_rand( $default_identifier ) ];
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/**
* Filter the default blog username.
*
* @param string $default The default username.
*/
return apply_filters( 'activitypub_default_blog_username', $default );
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}
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/**
* Get the preferred User-Name.
*
* @return string The User-Name.
*/
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public function get_preferred_username() {
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$username = \get_option( 'activitypub_blog_user_identifier' );
if ( $username ) {
return $username;
}
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return self::get_default_username();
}
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/**
* Get the User-Icon.
*
* @return array|null The User-Icon.
*/
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public function get_icon() {
$image = wp_get_attachment_image_src( get_theme_mod( 'custom_logo' ) );
if ( $image ) {
return array(
'type' => 'Image',
'url' => esc_url( $image[0] ),
);
}
return null;
}
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/**
* Get the User-Header-Image.
*
* @return array|null The User-Header-Image.
*/
public function get_header_image() {
if ( \has_header_image() ) {
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return array(
'type' => 'Image',
'url' => esc_url( \get_header_image() ),
);
}
return null;
}
public function get_published() {
$first_post = new WP_Query(
array(
'orderby' => 'date',
'order' => 'ASC',
'number' => 1,
)
);
if ( ! empty( $first_post->posts[0] ) ) {
$time = \strtotime( $first_post->posts[0]->post_date_gmt );
} else {
$time = \time();
}
return \gmdate( 'Y-m-d\TH:i:s\Z', $time );
}
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public function get__public_key() {
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$key = \get_option( 'activitypub_blog_user_public_key' );
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if ( $key ) {
return $key;
}
$this->generate_key_pair();
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$key = \get_option( 'activitypub_blog_user_public_key' );
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return $key;
}
/**
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* Get the User-Private-Key.
*
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* @param int $user_id
*
* @return mixed
*/
public function get__private_key() {
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$key = \get_option( 'activitypub_blog_user_private_key' );
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if ( $key ) {
return $key;
}
$this->generate_key_pair();
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return \get_option( 'activitypub_blog_user_private_key' );
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}
private function generate_key_pair() {
$key_pair = Signature::generate_key_pair();
if ( ! is_wp_error( $key_pair ) ) {
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\update_option( 'activitypub_blog_user_public_key', $key_pair['public_key'] );
\update_option( 'activitypub_blog_user_private_key', $key_pair['private_key'] );
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}
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}
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public function get_attachment() {
return array();
}
public function get_canonical_url() {
return \home_url();
}
/**
* Get the type of the object.
*
* If the Blog is in "single user" mode, return "Person" insted of "Group".
*
* @return string The type of the object.
*/
public function get_type() {
if ( is_single_user() ) {
return 'Person';
} else {
return $this->type;
}
}
}