<?php
/**
* Comment template functions
*
* These functions are meant to live inside of the WordPress loop.
*
* @package WordPress
* @subpackage Template
*/
/**
* Retrieves the author of the current comment.
*
* If the comment has an empty comment_author field, then 'Anonymous' person is
* assumed.
*
* @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 retrieve the author.
* Default current comment.
* @return string The comment author
*/
function get_comment_author( $comment_id = 0 ) {
$comment = get_comment( $comment_id );
if ( ! empty( $comment->comment_ID ) ) {
$comment_id = $comment->comment_ID;
} elseif ( is_scalar( $comment_id ) ) {
$comment_id = (string) $comment_id;
} else {
$comment_id = '0';
}
if ( empty( $comment->comment_author ) ) {
$user = ! empty( $comment->user_id ) ? get_userdata( $comment->user_id ) : false;
if ( $user ) {
$comment_author = $user->display_name;
} else {
$comment_author = __( 'Anonymous' );
}
} else {
$comment_author = $comment->comment_author;
}
 
 
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