function validate_settings($settings)
{
global $allowedposttags;
$default = $this->get_default_settings();
// Blog Follow
$settings['invitation'] = trim(wp_kses($settings['invitation'], $allowedposttags));
if (empty($settings['invitation'])) {
$settings['invitation'] = $default['invitation'];
}
// Comments Follow (single post)
$settings['comment_follow'] = trim(wp_kses($settings['comment_follow'], $allowedposttags));
if (empty($settings['comment_follow'])) {
$settings['comment_follow'] = $default['comment_follow'];
}
return $settings;
}