laipower/wp-content/plugins/activitypub/includes/collection/class-extra-fields.php

284 lines
7.1 KiB
PHP

<?php
/**
* Extra Fields collection file.
*
* @package Activitypub
*/
namespace Activitypub\Collection;
use Activitypub\Link;
use function Activitypub\site_supports_blocks;
/**
* Extra Fields collection.
*/
class Extra_Fields {
const USER_POST_TYPE = 'ap_extrafield';
const BLOG_POST_TYPE = 'ap_extrafield_blog';
/**
* Get the extra fields for a user.
*
* @param int $user_id The user ID.
*
* @return \WP_Post[] The extra fields.
*/
public static function get_actor_fields( $user_id ) {
$is_blog = self::is_blog( $user_id );
$post_type = $is_blog ? self::BLOG_POST_TYPE : self::USER_POST_TYPE;
$args = array(
'post_type' => $post_type,
'nopaging' => true,
'orderby' => 'menu_order',
'order' => 'ASC',
);
if ( ! $is_blog ) {
$args['author'] = $user_id;
}
$query = new \WP_Query( $args );
$fields = $query->posts ?? array();
return apply_filters( 'activitypub_get_actor_extra_fields', $fields, $user_id );
}
/**
* Get formatted content for an extra field.
*
* @param \WP_Post $post The post.
*
* @return string The formatted content.
*/
public static function get_formatted_content( $post ) {
$content = \get_the_content( null, false, $post );
$content = Link::the_content( $content, true );
if ( site_supports_blocks() ) {
$content = \do_blocks( $content );
}
$content = \wptexturize( $content );
$content = \wp_filter_content_tags( $content );
// Replace script and style elements.
$content = \preg_replace( '@<(script|style)[^>]*?>.*?</\\1>@si', '', $content );
$content = \strip_shortcodes( $content );
$content = \trim( \preg_replace( '/[\n\r\t]/', '', $content ) );
/**
* Filters the content of an extra field.
*
* @param string $content The content.
* @param \WP_Post $post The post.
*/
return \apply_filters( 'activitypub_extra_field_content', $content, $post );
}
/**
* Transforms the Extra Fields (Custom Post Types) to ActivityPub Actor-Attachments.
*
* @param \WP_Post[] $fields The extra fields.
*
* @return array ActivityPub attachments.
*/
public static function fields_to_attachments( $fields ) {
$attachments = array();
\add_filter(
'activitypub_link_rel',
function ( $rel ) {
$rel .= ' me';
return $rel;
}
);
foreach ( $fields as $post ) {
$content = self::get_formatted_content( $post );
$attachments[] = array(
'type' => 'PropertyValue',
'name' => \get_the_title( $post ),
'value' => \html_entity_decode(
$content,
\ENT_QUOTES,
'UTF-8'
),
);
$link_added = false;
// Add support for FEP-fb2a, for more information see FEDERATION.md.
$link_content = \trim( \strip_tags( $content, '<a>' ) );
if (
\stripos( $link_content, '<a' ) === 0 &&
\stripos( $link_content, '<a', 3 ) === false &&
\stripos( $link_content, '</a>', \strlen( $link_content ) - 4 ) !== false &&
\class_exists( '\WP_HTML_Tag_Processor' )
) {
$tags = new \WP_HTML_Tag_Processor( $link_content );
$tags->next_tag( 'A' );
if ( 'A' === $tags->get_tag() ) {
$attachment = array(
'type' => 'Link',
'name' => \get_the_title( $post ),
'href' => \esc_url( $tags->get_attribute( 'href' ) ),
'rel' => explode( ' ', $tags->get_attribute( 'rel' ) ),
);
$link_added = true;
}
}
if ( ! $link_added ) {
$attachment = array(
'type' => 'Note',
'name' => \get_the_title( $post ),
'content' => \html_entity_decode(
$content,
\ENT_QUOTES,
'UTF-8'
),
);
}
$attachments[] = $attachment;
}
return $attachments;
}
/**
* Check if a post type is an extra fields post type.
*
* @param string $post_type The post type.
*
* @return bool True if the post type is an extra fields post type, otherwise false.
*/
public static function is_extra_fields_post_type( $post_type ) {
return \in_array( $post_type, array( self::USER_POST_TYPE, self::BLOG_POST_TYPE ), true );
}
/**
* Check if a post type is the `ap_extrafield` post type.
*
* @param string $post_type The post type.
*
* @return bool True if the post type is `ap_extrafield`, otherwise false.
*/
public static function is_extra_field_post_type( $post_type ) {
return self::USER_POST_TYPE === $post_type;
}
/**
* Check if a post type is the `ap_extrafield_blog` post type.
*
* @param string $post_type The post type.
*
* @return bool True if the post type is `ap_extrafield_blog`, otherwise false.
*/
public static function is_extra_field_blog_post_type( $post_type ) {
return self::BLOG_POST_TYPE === $post_type;
}
/**
* Add default extra fields to an actor.
*
* @param array $extra_fields The extra fields.
* @param int $user_id The User-ID.
*
* @return array The extra fields.
*/
public static function default_actor_extra_fields( $extra_fields, $user_id ) {
// We'll only take action when there are none yet.
if ( ! empty( $extra_fields ) ) {
return $extra_fields;
}
$is_blog = self::is_blog( $user_id );
$already_migrated = $is_blog
? \get_option( 'activitypub_default_extra_fields' )
: \get_user_meta( $user_id, 'activitypub_default_extra_fields', true );
if ( $already_migrated ) {
return $extra_fields;
}
\add_filter(
'activitypub_link_rel',
function ( $rel ) {
$rel .= ' me';
return $rel;
}
);
$defaults = array(
\__( 'Blog', 'activitypub' ) => \home_url( '/' ),
);
if ( ! $is_blog ) {
$author_url = \get_the_author_meta( 'user_url', $user_id );
$author_posts_url = \get_author_posts_url( $user_id );
$defaults[ \__( 'Profile', 'activitypub' ) ] = $author_posts_url;
if ( $author_url !== $author_posts_url ) {
$defaults[ \__( 'Homepage', 'activitypub' ) ] = $author_url;
}
}
$post_type = $is_blog ? self::BLOG_POST_TYPE : self::USER_POST_TYPE;
$menu_order = 10;
foreach ( $defaults as $title => $url ) {
if ( ! $url ) {
continue;
}
$extra_field = array(
'post_type' => $post_type,
'post_title' => $title,
'post_status' => 'publish',
'post_author' => $user_id,
'post_content' => self::make_paragraph_block( Link::the_content( $url ) ),
'comment_status' => 'closed',
'menu_order' => $menu_order,
);
$menu_order += 10;
$extra_field_id = wp_insert_post( $extra_field );
$extra_fields[] = get_post( $extra_field_id );
}
$is_blog
? \update_option( 'activitypub_default_extra_fields', true )
: \update_user_meta( $user_id, 'activitypub_default_extra_fields', true );
return $extra_fields;
}
/**
* Create a paragraph block.
*
* @param string $content The content.
*
* @return string The paragraph block.
*/
public static function make_paragraph_block( $content ) {
if ( ! site_supports_blocks() ) {
return $content;
}
return '<!-- wp:paragraph --><p>' . $content . '</p><!-- /wp:paragraph -->';
}
/**
* Checks if the user is the blog user.
*
* @param int $user_id The user ID.
* @return bool True if the user is the blog user, otherwise false.
*/
private static function is_blog( $user_id ) {
return Users::BLOG_USER_ID === $user_id;
}
}