function bp_get_group_id( $group = false ) {
		global $groups_template;

		if ( empty( $group ) ) {
			$group =& $groups_template->group;
		}

		/**
		 * Filters the ID of the current group in the loop.
		 *
		 * @since 1.0.0
		 * @since 2.5.0 Added the `$group` parameter.
		 *
		 * @param int    $id    ID of the current group in the loop.
		 * @param object $group Group object.
		 */
		return apply_filters( 'bp_get_group_id', $group->id, $group );
	}