File diff r8649:c01c6038e0c1 → r8650:a2162c17e10b
src/order_cmd.cpp
Show inline comments
 
@@ -912,48 +912,49 @@ CommandCost CmdOrderRefit(TileIndex tile
 
				u->current_order.refit_subtype = subtype;
 
			}
 
		}
 
	}
 

	
 
	return CommandCost();
 
}
 

	
 
/**
 
 *
 
 * Backup a vehicle order-list, so you can replace a vehicle
 
 *  without loosing the order-list
 
 *
 
 */
 
void BackupVehicleOrders(const Vehicle *v, BackuppedOrders *bak)
 
{
 
	/* Make sure we always have freed the stuff */
 
	free(bak->order);
 
	bak->order = NULL;
 
	free(bak->name);
 
	bak->name = NULL;
 

	
 
	/* Save general info */
 
	bak->orderindex       = v->cur_order_index;
 
	bak->group            = v->group_id;
 
	bak->service_interval = v->service_interval;
 
	if (v->name != NULL) bak->name = strdup(v->name);
 

	
 
	/* If we have shared orders, store it on a special way */
 
	if (v->IsOrderListShared()) {
 
		const Vehicle *u = (v->next_shared) ? v->next_shared : v->prev_shared;
 

	
 
		bak->clone = u->index;
 
	} else {
 
		/* Else copy the orders */
 

	
 
		/* We do not have shared orders */
 
		bak->clone = INVALID_VEHICLE;
 

	
 

	
 
		/* Count the number of orders */
 
		uint cnt = 0;
 
		const Order *order;
 
		FOR_VEHICLE_ORDERS(v, order) cnt++;
 

	
 
		/* Allocate memory for the orders plus an end-of-orders marker */
 
		bak->order = MallocT<Order>(cnt + 1);
 

	
 
		Order *dest = bak->order;
 
@@ -971,55 +972,66 @@ void BackupVehicleOrders(const Vehicle *
 
/**
 
 *
 
 * Restore vehicle orders that are backupped via BackupVehicleOrders
 
 *
 
 */
 
void RestoreVehicleOrders(const Vehicle *v, const BackuppedOrders *bak)
 
{
 
	/* If we have a custom name, process that */
 
	if (bak->name != NULL) {
 
		_cmd_text = bak->name;
 
		DoCommandP(0, v->index, 0, NULL, CMD_NAME_VEHICLE);
 
	}
 

	
 
	/* If we had shared orders, recover that */
 
	if (bak->clone != INVALID_VEHICLE) {
 
		DoCommandP(0, v->index | (bak->clone << 16), CO_SHARE, NULL, CMD_CLONE_ORDER);
 
	} else {
 

	
 
		/* CMD_NO_TEST_IF_IN_NETWORK is used here, because CMD_INSERT_ORDER checks if the
 
		 *  order number is one more than the current amount of orders, and because
 
		 *  in network the commands are queued before send, the second insert always
 
		 *  fails in test mode. By bypassing the test-mode, that no longer is a problem. */
 
		for (uint i = 0; bak->order[i].IsValid(); i++) {
 
			if (!DoCommandP(0, v->index + (i << 16), PackOrder(&bak->order[i]), NULL,
 
					CMD_INSERT_ORDER | CMD_NO_TEST_IF_IN_NETWORK))
 
					CMD_INSERT_ORDER | CMD_NO_TEST_IF_IN_NETWORK)) {
 
				break;
 
			}
 

	
 
			/* Copy timetable */
 
			if (!DoCommandP(0, v->index | (i << 16) | (1 << 25),
 
					bak->order[i].wait_time << 16 | bak->order[i].travel_time, NULL,
 
					CMD_CHANGE_TIMETABLE | CMD_NO_TEST_IF_IN_NETWORK)) {
 
				break;
 
			}
 
		}
 
	}
 

	
 
	/* Restore vehicle order-index and service interval */
 
	DoCommandP(0, v->index, bak->orderindex | (bak->service_interval << 16) , NULL, CMD_RESTORE_ORDER_INDEX);
 

	
 
	/* Restore vehicle group */
 
	DoCommandP(0, bak->group, v->index, NULL, CMD_ADD_VEHICLE_GROUP);
 
}
 

	
 
/** Restore the current order-index of a vehicle and sets service-interval.
 
 * @param tile unused
 
 * @param flags operation to perform
 
 * @param p1 the ID of the vehicle
 
 * @param p2 various bistuffed elements
 
 * - p2 = (bit  0-15) - current order-index (p2 & 0xFFFF)
 
 * - p2 = (bit 16-31) - service interval (p2 >> 16)
 
 * @todo Unfortunately you cannot safely restore the unitnumber or the old vehicle
 
 * as far as I can see. We can store it in BackuppedOrders, and restore it, but
 
 * but we have no way of seeing it has been tampered with or not, as we have no
 
 * legit way of knowing what that ID was.@n
 
 * If we do want to backup/restore it, just add UnitID uid to BackuppedOrders, and
 
 * restore it as parameter 'y' (ugly hack I know) for example. "v->unitnumber = y;"
 
 */
 
CommandCost CmdRestoreOrderIndex(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
 
{
 
	Vehicle *v;
 
	VehicleOrderID cur_ord = GB(p2,  0, 16);
 
	uint16 serv_int = GB(p2, 16, 16);
 

	
 
	if (!IsValidVehicleID(p1)) return CMD_ERROR;