WordPress Version: 6.3
/**
* Retrieves the URL of the author of the current comment, not linked.
*
* @since 1.5.0
* @since 4.4.0 Added the ability for `$comment_id` to also accept a WP_Comment object.
*
* @param int|WP_Comment $comment_id Optional. WP_Comment or the ID of the comment for which to get the author's URL.
* Default current comment.
* @return string Comment author URL, if provided, an empty string otherwise.
*/
function get_comment_author_url($comment_id = 0)
{
$comment = get_comment($comment_id);
$comment_author_url = '';
$comment_id = 0;
if (!empty($comment)) {
$comment_author_url = ('http://' === $comment->comment_author_url) ? '' : $comment->comment_author_url;
$comment_author_url = esc_url($comment_author_url, array('http', 'https'));
$comment_id = $comment->comment_ID;
}
/**
* Filters the comment author's URL.
*
* @since 1.5.0
* @since 4.1.0 The `$comment_id` and `$comment` parameters were added.
*
* @param string $comment_author_url The comment author's URL, or an empty string.
* @param string|int $comment_id The comment ID as a numeric string, or 0 if not found.
* @param WP_Comment|null $comment The comment object, or null if not found.
*/
return apply_filters('get_comment_author_url', $comment_author_url, $comment_id, $comment);
}