bp_get_activity_secondary_item_id()

	function bp_get_activity_secondary_item_id() {
		global $activities_template;

		/**
		 * Filters the activity secondary item ID being displayed.
		 *
		 * @since BuddyPress 1.2.0
		 *
		 * @param int $secondary_item_id The activity secondary item ID.
		 */
		return apply_filters( 'bp_get_activity_secondary_item_id', $activities_template->activity->secondary_item_id );
	}