function dtwp_grab_comments($post_content)
{
    global $dtwp_comments;
    $array = dtwp_clean_content($post_content);
    $dtwp_comments['comments'] = $array['comments'];
    return $array['content'];
}
function dtwp_clean_content_filter($post_array)
{
    $original_content = $post_array['post_content'];
    $cleaned_content = dtwp_clean_content($original_content);
    $post_array['post_content'] = $cleaned_content['content'];
    $post_array['custom_fields'] = array_merge($post_array['custom_fields'], array('_gdocs_comments' => $cleaned_content['comments']));
    return $post_array;
}