124 lines
4.6 KiB
PHP
124 lines
4.6 KiB
PHP
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<?php
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namespace Activitypub;
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/**
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* Comments Class
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*
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* @author Django
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*/
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class Comments {
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/**
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* Initialize the class, registering WordPress hooks.
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*/
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public static function init() {
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\add_filter( 'preprocess_comment', array( '\Activitypub\Comments', 'preprocess_comment' ) );
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\add_filter( 'comment_post', array( '\Activitypub\Comments', 'postprocess_comment' ), 10, 3 );
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\add_filter( 'wp_update_comment_data', array( '\Activitypub\Comments', 'comment_updated_published' ), 20, 3 );
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\add_action( 'transition_comment_status', array( '\Activitypub\Comments', 'schedule_comment_activity' ), 20, 3 );
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\add_action( 'edit_comment', array( '\Activitypub\Comments', 'edit_comment' ), 20, 2 );//schedule_admin_comment_activity
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\add_filter( 'get_comment_text', array( '\Activitypub\Comments', 'comment_append_edit_datetime' ), 10, 3 );
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}
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/**
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* preprocess_comment()
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* preprocess local comments for federated replies
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*/
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public static function preprocess_comment( $commentdata ) {
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// only process replies from local actors
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if ( ! empty( $commentdata['user_id'] ) ) {
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$commentdata['comment_type'] = 'activitypub';
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// transform webfinger mentions to links and add @mentions to cc
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$tagged_content = \Activitypub\transform_tags( $commentdata['comment_content'] );
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$commentdata['comment_content'] = $tagged_content['content'];
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$commentdata['comment_meta']['mentions'] = $tagged_content['mentions'];
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}
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return $commentdata;
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}
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/**
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* comment_post()
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* postprocess_comment for federating replies and inbox-forwarding
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*/
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public static function postprocess_comment( $comment_id, $comment_approved, $commentdata ) {
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//Admin users comments bypass transition_comment_status (auto approved)
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$user = \get_userdata( $commentdata['user_id'] );
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if ( 'activitypub' === $commentdata['comment_type'] ) {
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if (
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( 1 === $comment_approved ) &&
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! empty( $commentdata['user_id'] ) &&
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\in_array( 'administrator', $user->roles )
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) {
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// Only for Admins
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$mentions = \get_comment_meta( $comment_id, 'mentions', true );
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\wp_schedule_single_event( \time(), 'activitypub_send_comment_activity', array( $comment_id ) );
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}
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}
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}
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/**
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* edit_comment()
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*
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* Fires immediately after a comment is updated in the database.
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* Fires immediately before comment status transition hooks are fired. (useful only for admin)
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*/
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public static function edit_comment( $comment_id, $data ) {
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if ( ! is_null( $data['user_id'] ) ) {
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\wp_schedule_single_event( \time(), 'activitypub_send_update_comment_activity', array( $comment_id ) );
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}
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}
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/**
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* Schedule Activities
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*
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* transition_comment_status()
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* @param int $comment
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*/
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public static function schedule_comment_activity( $new_status, $old_status, $activitypub_comment ) {
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if ( 'approved' === $new_status && 'approved' !== $old_status ) {
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//should only federate replies from local actors
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//should only federate replies to federated actors
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$ap_object = unserialize( \get_comment_meta( $activitypub_comment->comment_ID, 'ap_object', true ) );
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if ( empty( $ap_object ) ) {
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\wp_schedule_single_event( \time(), 'activitypub_send_comment_activity', array( $activitypub_comment->comment_ID ) );
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} else {
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$local_user = \get_author_posts_url( $ap_object['user_id'] );
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if ( ! is_null( $local_user ) ) {
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if ( in_array( $local_user, $ap_object['to'] )
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|| in_array( $local_user, $ap_object['cc'] )
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|| in_array( $local_user, $ap_object['audience'] )
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|| in_array( $local_user, $ap_object['tag'] )
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) {
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//if inReplyTo, object, target and/or tag are (local-wp) objects
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\wp_schedule_single_event( \time(), 'activitypub_inbox_forward_activity', array( $activitypub_comment->comment_ID ) );
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}
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}
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}
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} elseif ( 'trash' === $new_status ) {
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\wp_schedule_single_event( \time(), 'activitypub_send_delete_comment_activity', array( $activitypub_comment ) );
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} elseif ( $old_status === $new_status ) {
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//TODO Test with non-admin user
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\wp_schedule_single_event( \time(), 'activitypub_send_update_comment_activity', array( $activitypub_comment->comment_ID ) );
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}
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}
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/**
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* get_comment_text( $comment )
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*
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* Filters the comment content before it is updated in the database.
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*/
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public static function comment_append_edit_datetime( $comment_text, $comment, $args ) {
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if ( 'activitypub' === $comment->comment_type ) {
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$updated = \wp_date( 'Y-m-d H:i:s', \strtotime( \get_comment_meta( $comment->comment_ID, 'ap_last_modified', true ) ) );
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if ( $updated ) {
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$append_updated = "<div>(Last edited on <time class='modified' datetime='{$updated}'>$updated</time>)</div>";
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$comment_text .= $append_updated;
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}
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}
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return $comment_text;
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}
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}
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