Cacher is the code snippet organizer for pro developers

<?php
/**
 * Wildcard loader for '%master_class'
 * Add additional check after node_load() func.
 * @param $nid
 * @return bool|mixed
 */
function master_class_load($nid) {
  $node = node_load($nid);
  $condition = $node->type == 'master_class' && $node->status == 1;
  return  $condition ? $node : FALSE;
}