advanced_search.settings:
  type: config_object
  mapping:
    lucene_on_off:
      type: integer
      label: Enable Extended DisMax Query
    lucene_label: 
      type: string
      label: Set the label for the option of searching all fields
    all_fields_on_off:
      type: integer
      label: Enable searching all fields
    list_on_off:
      type: integer
      label: Expose "List view" option
    grid_on_off:
      type: integer
      label: Expose "Grid view" option.
    default-display-mode:
      type: string
      label: Default view mode
    search_query_parameter:
      type: string
      label: Search Query Parameter
    search_recursive_parameter:
      type: string
      label: Recurse Query Parameter
    search_add_operator:
      type: string
      label: Facet Add Operator
    search_remove_operator:
      type: string
      label: Facet Remove Operator
    facet_truncate:
      type: string
      label: Truncate Facet