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