add_action('save_post', 'StandardizedCustomFields::save_custom_fields', 1, 2);
     //! TODO: register this action conditionally
     // Customize the page-attribute box for custom page hierarchies
     add_filter('wp_dropdown_pages', 'StandardizedCustomFields::customized_hierarchical_post_types', 100, 1);
     // FUTURE: Highlght which themes are CCTM-compatible (if any)
     // add_filter('theme_action_links', 'CCTM::highlight_cctm_compatible_themes');
     add_action('admin_notices', 'CCTM::print_warnings');
     // Used to modify the large post icon
     add_action('in_admin_header', 'StandardizedCustomFields::print_admin_header');
     // Handle Custom Columns: this is only relevant for the edit.php?post_type=xxxx pages (i.e. the list view)
     if (substr($_SERVER['SCRIPT_NAME'], strrpos($_SERVER['SCRIPT_NAME'], '/') + 1) == 'edit.php') {
         $post_type = CCTM::get_value($_GET, 'post_type');
         if (isset(CCTM::$data['post_type_defs'][$post_type]['cctm_custom_columns_enabled']) && CCTM::$data['post_type_defs'][$post_type]['cctm_custom_columns_enabled'] == 1 && isset(CCTM::$data['post_type_defs'][$post_type]['cctm_custom_columns']) && !empty(CCTM::$data['post_type_defs'][$post_type]['cctm_custom_columns'])) {
             require_once 'includes/CCTM_Columns.php';
             require_once 'includes/functions.php';
             CCTM::$Columns = new CCTM_Columns();
             CCTM::$Columns->post_type = $post_type;
             // Draw the column headers
             add_filter("manage_{$post_type}_posts_columns", array(CCTM::$Columns, $post_type));
             // Handle the data in each cell
             add_action('manage_posts_custom_column', array(CCTM::$Columns, 'populate_custom_column_data'));
             add_action('manage_pages_custom_column', array(CCTM::$Columns, 'populate_custom_column_data'));
             // Forces custom post types to sort correctly
             add_filter('posts_orderby', 'CCTM::order_posts');
             add_filter('posts_join', 'CCTM::posts_join');
         }
     }
     add_filter('media_upload_tabs', 'CCTM::customize_upload_tabs');
 }
 // Enable archives for custom post types
 //add_filter('request', 'CCTM::request_filter');