<?php
/**
 * 跳转到媒体所属的文章页
 *
 */
function Bing_disable_attachment_pages() {
    if ( ( $post_parent = wp_get_post_parent_id() ) > 0 )
        $redirect = get_permalink( $post_parent );
    else
        $redirect = home_url();
 
    wp_redirect( $redirect );
    die;
}
Bing_disable_attachment_pages();
?>