wordpress-activitypub/includes/class-comments.php
2023-10-06 15:45:58 +02:00

135 lines
5 KiB
PHP

<?php
namespace Activitypub;
/**
* Comments Class
*
* @author Django Doucet
*/
class Comments {
/**
* Initialize the class, registering WordPress hooks.
*/
public static function init() {
\add_filter( 'preprocess_comment', array( self::class, 'preprocess_comment' ) );
\add_filter( 'comment_excerpt', array( self::class, 'comment_excerpt' ), 10, 3 );
\add_filter( 'comment_text', array( self::class, 'comment_content_filter' ), 10, 3 );
\add_filter( 'comment_post', array( self::class, 'postprocess_comment' ), 10, 3 );
\add_filter( 'comment_reply_link', array( self::class, 'comment_reply_link' ), 10, 4 );
\add_action( 'edit_comment', array( self::class, 'edit_comment' ), 20, 2 ); //schedule_admin_comment_activity
}
/**
* preprocess local comments for federated replies
*/
public static function preprocess_comment( $commentdata ) {
// only process replies from authorized local actors, for ap enabled post types
if ( 0 === $commentdata['user_id'] ) {
return $commentdata;
}
$user = \get_userdata( $commentdata['user_id'] );
$comment_parent_post = \get_post_type( $commentdata['comment_post_ID'] );
$post_types = \get_option( 'activitypub_support_post_types', array( 'post', 'page' ) );
if ( $user->has_cap( 'publish_post', $commentdata['comment_post_ID'] ) && \in_array( $comment_parent_post, $post_types, true ) ) {
$commentdata['comment_meta']['protocol'] = 'activitypub';
}
return $commentdata;
}
/**
* Filters the comment text to display webfinger in the Recently Published Dashboard Widget.
* comment_excerpt( $comment_excerpt, $comment_id )
*
* doesn't work on received webfinger links as get_comment_excerpt strips tags
* https://developer.wordpress.org/reference/functions/get_comment_excerpt/
* @param string $comment_text
* @param int $comment_id
* @param array $args
* @return void
*/
public static function comment_excerpt( $comment_excerpt, $comment_id ) {
$comment = get_comment( $comment_id );
$comment_excerpt = \apply_filters( 'the_content', $comment_excerpt, $comment );
return $comment_excerpt;
}
/**
* comment_text( $comment )
* Filters the comment text for display.
*
* @param string $comment_text
* @param WP_Comment $comment
* @param array $args
* @return void
*/
public static function comment_content_filter( $comment_text, $comment, $args ) {
$comment_text = \apply_filters( 'the_content', $comment_text, $comment );
$protocol = \get_comment_meta( $comment->comment_ID, 'protocol', true );
// TODO Test if this is returned by Model/Comment
if ( 'activitypub' === $protocol ) {
$updated = \get_comment_meta( $comment->comment_ID, 'ap_last_modified', true );
if ( $updated ) {
$format = get_option( 'date_format' ) . ' ' . get_option( 'time_format' );
$formatted_datetime = \date_i18n( $format, \strtotime( $updated ) );
$iso_date = \wp_date( 'c', \strtotime( $updated ) );
$i18n_text = sprintf(
/* translators: %s: Displays comment last modified date and time */
__( '(Last edited on %s)', 'activitypub' ),
"<time class='modified' datetime='{$iso_date}'>$formatted_datetime</time>"
);
$comment_text .= "<small>$i18n_text<small>";
}
}
return $comment_text;
}
/**
* comment_post()
* postprocess_comment for federating replies and inbox-forwarding
*/
public static function postprocess_comment( $comment_id, $comment_approved, $commentdata ) {
//Administrator role users comments bypass transition_comment_status (auto approved)
$user = \get_userdata( $commentdata['user_id'] );
if (
( 1 === $comment_approved ) &&
\in_array( 'administrator', $user->roles )
) {
// Only for Admins
$wp_comment = \get_comment( $comment_id );
\wp_schedule_single_event( \time(), 'activitypub_send_comment_activity', array( $wp_comment, 'Create' ) );
}
}
/**
* Add reply recipients to comment_reply_link
*
* https://developer.wordpress.org/reference/hooks/comment_reply_link/
* @param string $comment_reply_link
* @param array $args
* @param WP_Comment $comment
* @param WP_Post $post
* @return $comment_reply_link
*/
public static function comment_reply_link( $comment_reply_link, $args, $comment, $post ) {
$recipients = \Activitypub\reply_recipients( $comment->comment_ID );
$comment_reply_link = str_replace( "class='comment-reply-link'", "class='comment-reply-link' data-recipients='${recipients}'", $comment_reply_link );
return $comment_reply_link;
}
/**
* edit_comment()
*
* Fires immediately after a comment is updated in the database.
* Fires immediately before comment status transition hooks are fired. (useful only for admin)
*/
public static function edit_comment( $comment_id, $commentdata ) {
update_comment_meta( $comment_id, 'ap_last_modified', \wp_date( 'Y-m-d H:i:s' ) );
$user = \get_userdata( $commentdata['user_id'] );
if ( \in_array( 'administrator', $user->roles ) ) {
$wp_comment = \get_comment( $comment_id );
\wp_schedule_single_event( \time(), 'activitypub_send_comment_activity', array( $wp_comment, 'Update' ) );
}
}
}