private-pages.php

<?php 
// private pages

if(!function_exists('is_parent_private')){
	function is_parent_private($id){
		$page = get_post($id);
		if($page->post_parent > 0){
			$parent = get_post($page->post_parent);
			$private = get_post_meta($parent->ID, 'uc-private', true);
			if($private == 'admins' || $private == 'users' || $private == 'list'){
				return $parent->ID;
			}
			else return is_parent_private($parent->ID);
		}
		else{
			return false;
		}
	}
}
?>