bp_register_active_group_types()

function bp_register_active_group_types() {

	$post_ids = bp_get_active_group_types();

	//update meta cache to avoid multiple db calls
	update_meta_cache( 'post', $post_ids );

	//build to register the group type
	$group_types = array();

	foreach ( $post_ids as $post_id ) {

		$name    = get_post_meta( $post_id, '_bp_group_type_label_name', true );
		$key    = get_post_meta( $post_id, '_bp_group_type_key', true );
		$singular_name    = get_post_meta( $post_id, '_bp_group_type_label_singular_name', true );
		$group_types       = bp_groups_get_group_types();
		if ( ! in_array( $singular_name, $group_types, true ) ) {
			$temp = array(
				'labels'                => array(
					'name'          => $name,
					'singular_name' => $singular_name,
				),
				'has_directory'         => strtolower( $name ),
				'show_in_create_screen' => true,
				'show_in_list'          => true,
				'description'           => '',
				'create_screen_checked' => false,
			);
			bp_groups_register_group_type( $key, $temp );
		}
	}
}