WordPress at a glance
filter is not described

wp_is_comment_flood filter-hook . WP 4.7.0

Filters whether a comment is part of a comment flood.

The default check is wp_check_comment_flood(). See check_comment_flood_db().

Usage

add_filter( 'wp_is_comment_flood', 'filter_function_name_2508', 10, 5 );
function filter_function_name_2508( $is_flood, $comment_author_IP, $comment_author_email, $comment_date_gmt, $wp_error ){
	// filter...

	return $is_flood;
}
$is_flood(true/false)
Is a comment flooding occurring? Default false.
$comment_author_IP(string)
Comment author's IP address.
$comment_author_email(string)
Comment author's email.
$comment_date_gmt(string)
GMT date the comment was posted.
$wp_error(true/false)
Whether to return a WP_Error object instead of executing wp_die() or die() if a comment flood is occurring.

Список изменений

С версии 4.7.0 Введена.
С версии 5.5.0 The $avoid_die parameter was renamed to $wp_error.

Где вызывается хук

wp_allow_comment()
wp_is_comment_flood
wp-includes/comment.php 779-786
$is_flood = apply_filters(
	'wp_is_comment_flood',
	false,
	$commentdata['comment_author_IP'],
	$commentdata['comment_author_email'],
	$commentdata['comment_date_gmt'],
	$wp_error
);

Где используется хук в ядре WordPress

wp-includes/comment.php 861
add_filter( 'wp_is_comment_flood', 'wp_check_comment_flood', 10, 5 );