modules/node/views_handler_argument_node_uid_revision.inc

<?php
// $Id$

class views_handler_argument_node_uid_revision extends views_handler_argument_comment_user_uid {
  function query($group_by = FALSE) {
    $this->ensure_my_table();
    $placeholder = $this->placeholder();
    $this->query->add_where_expression(0, "$this->table_alias.uid = $placeholder OR ((SELECT COUNT(*) FROM {node_revision} nr WHERE nr.uid = $placeholder AND nr.nid = $this->table_alias.nid) > 0)", array($placeholder => $this->argument));
  }
}