Roots Menu Walker

gistfile1.aw

class roots_nav_walker extends Walker_Nav_Menu {
  function start_el(&$output, $item, $depth, $args) {
    global $wp_query;
      $indent = ( $depth ) ? str_repeat( "\t", $depth ) : '';

      $slug = sanitize_title($item->title);

      $class_names = $value = '';
      $classes = empty( $item->classes ) ? array() : (array) $item->classes;

      $classes = array_filter($classes, 'roots_check_current');

      $class_names = join( ' ', apply_filters( 'nav_menu_css_class', array_filter( $classes ), $item ) );
      $class_names = $class_names ? ' class="' . esc_attr( $class_names ) . '"' : '';

      $id = apply_filters( 'nav_menu_item_id', 'menu-' . $slug, $item, $args );
      $id = strlen( $id ) ? ' id="' . esc_attr( $id ) . '"' : '';

      $output .= $indent . '<li' . $id . $class_names . '>';

      $attributes  = ! empty( $item->attr_title ) ? ' title="'  . esc_attr( $item->attr_title ) .'"' : '';
      $attributes .= ! empty( $item->target )     ? ' target="' . esc_attr( $item->target     ) .'"' : '';
      $attributes .= ! empty( $item->xfn )        ? ' rel="'    . esc_attr( $item->xfn        ) .'"' : '';
      $attributes .= ! empty( $item->url )        ? ' href="'   . esc_attr( $item->url        ) .'"' : '';
      //DW Description Changes are here
      $prepend = '';
      $append = '';
      $description  = ! empty( $item->description ) ? '<span>'.esc_attr( $item->description ).'</span>' : '';

      if($depth != 0)
      {
               $description = $append = $prepend = "";
      }

      $item_output = $args->before;
      $item_output .= '<a'. $attributes .'>';
      $item_output .= $args->link_before .$prepend.apply_filters( 'the_title', $item->title, $item->ID ).$append;
      $item_output .= $description.$args->link_after;
      $item_output .= '</a>';
      $item_output .= $args->after;

      $output .= apply_filters( 'walker_nav_menu_start_el', $item_output, $item, $depth, $args );
  }
}