Source Reference:

• Component: bbPress:: bbp-admin

  File: /bbp-admin/importers/bbpress.php :: Trac Source Line: 212

  		// Ghetto role map
  		if ( is_object( $wp_roles ) ) {
  			$bb_roles = $wp_roles;
  			bb_init_roles( $bb_roles );
  		}
  
  		// Call the standard bbPress actions
  		do_action( 'bb_got_roles' );
  		do_action( 'bb_init'      );
  		do_action( 'init_roles'   );
  
  		// Setup required objects
  		$bb_current_user = $current_user;
  		$wp_users_object = new bbPress_Importer_BB_Auth;
  
  		// Taxonomy object
  		if ( !isset( $wp_taxonomy_object ) )
  			$wp_taxonomy_object = new BB_Taxonomy( $bbdb );
  
  		$wp_taxonomy_object->register_taxonomy( 'bb_topic_tag', 'bb_topic' );