tron@2186: /* $Id$ */
tron@2186: 
rubidium@9111: /** @file order_cmd.cpp Handling of orders. */
belugas@6351: 
truelight@0: #include "stdafx.h"
Darkvater@1891: #include "openttd.h"
rubidium@8784: #include "order_base.h"
rubidium@8784: #include "order_func.h"
tron@1718: #include "airport.h"
rubidium@8962: #include "order_base.h"
tron@1718: #include "waypoint.h"
rubidium@8116: #include "command_func.h"
rubidium@8254: #include "player_func.h"
rubidium@8763: #include "news_func.h"
truelight@1024: #include "saveload.h"
matthijs@1752: #include "vehicle_gui.h"
peter1138@6329: #include "cargotype.h"
glx@7683: #include "aircraft.h"
rubidium@8114: #include "strings_func.h"
rubidium@8130: #include "core/alloc_func.hpp"
rubidium@8131: #include "functions.h"
rubidium@8131: #include "window_func.h"
rubidium@8211: #include "settings_type.h"
rubidium@8214: #include "string_func.h"
rubidium@8787: #include "newgrf_cargo.h"
rubidium@8827: #include "timetable.h"
rubidium@8827: #include "vehicle_func.h"
smatz@8847: #include "oldpool_func.h"
rubidium@8962: #include "depot_base.h"
truelight@0: 
rubidium@8264: #include "table/strings.h"
rubidium@8264: 
rubidium@8767: /* DestinationID must be at least as large as every these below, because it can
rubidium@8767:  * be any of them
rubidium@8767:  */
rubidium@8767: assert_compile(sizeof(DestinationID) >= sizeof(DepotID));
rubidium@8767: assert_compile(sizeof(DestinationID) >= sizeof(WaypointID));
rubidium@8767: assert_compile(sizeof(DestinationID) >= sizeof(StationID));
rubidium@8767: 
rubidium@8268: TileIndex _backup_orders_tile;
rubidium@8268: BackuppedOrders _backup_orders_data;
rubidium@8268: 
rubidium@8848: DEFINE_OLD_POOL_GENERIC(Order, Order);
rubidium@8848: 
rubidium@8834: void Order::Free()
rubidium@8834: {
rubidium@8834: 	this->type  = OT_NOTHING;
rubidium@8834: 	this->flags = 0;
rubidium@8834: 	this->dest  = 0;
rubidium@8834: 	this->next  = NULL;
rubidium@8834: }
rubidium@8834: 
rubidium@8836: void Order::MakeGoToStation(StationID destination)
rubidium@8836: {
rubidium@8836: 	this->type = OT_GOTO_STATION;
rubidium@8836: 	this->flags = 0;
rubidium@8836: 	this->dest = destination;
rubidium@8836: }
rubidium@8836: 
rubidium@8853: void Order::MakeGoToDepot(DepotID destination, OrderDepotTypeFlags order, CargoID cargo, byte subtype)
rubidium@8836: {
rubidium@8836: 	this->type = OT_GOTO_DEPOT;
rubidium@8848: 	this->flags = 0;
rubidium@8853: 	this->SetDepotOrderType(order);
rubidium@8853: 	if (!(order & ODTFB_PART_OF_ORDERS)) {
rubidium@8848: 		this->SetNonStopType(ONSF_NO_STOP_AT_INTERMEDIATE_STATIONS);
rubidium@8848: 	}
rubidium@8836: 	this->dest = destination;
rubidium@8838: 	this->SetRefit(cargo, subtype);
rubidium@8836: }
rubidium@8836: 
rubidium@8836: void Order::MakeGoToWaypoint(WaypointID destination)
rubidium@8836: {
rubidium@8836: 	this->type = OT_GOTO_WAYPOINT;
rubidium@8836: 	this->flags = 0;
rubidium@8836: 	this->dest = destination;
rubidium@8836: }
rubidium@8836: 
rubidium@8843: void Order::MakeLoading(bool ordered)
rubidium@8836: {
rubidium@8836: 	this->type = OT_LOADING;
rubidium@8843: 	if (!ordered) this->flags = 0;
rubidium@8836: }
rubidium@8836: 
rubidium@8836: void Order::MakeLeaveStation()
rubidium@8836: {
rubidium@8836: 	this->type = OT_LEAVESTATION;
rubidium@8836: 	this->flags = 0;
rubidium@8836: }
rubidium@8836: 
rubidium@8836: void Order::MakeDummy()
rubidium@8836: {
rubidium@8836: 	this->type = OT_DUMMY;
rubidium@8836: 	this->flags = 0;
rubidium@8836: }
rubidium@8836: 
rubidium@8900: void Order::MakeConditional(VehicleOrderID order)
rubidium@8900: {
rubidium@8900: 	this->type = OT_CONDITIONAL;
rubidium@8901: 	this->flags = order;
rubidium@8901: 	this->dest = 0;
rubidium@8900: }
rubidium@8900: 
rubidium@8838: void Order::SetRefit(CargoID cargo, byte subtype)
rubidium@8838: {
rubidium@8838: 	this->refit_cargo = cargo;
rubidium@8838: 	this->refit_subtype = subtype;
rubidium@8838: }
rubidium@8838: 
rubidium@8834: void Order::FreeChain()
rubidium@8834: {
rubidium@8834: 	if (next != NULL) next->FreeChain();
rubidium@8834: 	delete this;
rubidium@8834: }
rubidium@8834: 
rubidium@8835: bool Order::Equals(const Order &other) const
rubidium@8835: {
rubidium@8835: 	return
rubidium@8835: 			this->type  == other.type &&
rubidium@8835: 			this->flags == other.flags &&
rubidium@8835: 			this->dest  == other.dest;
rubidium@8835: }
rubidium@8835: 
rubidium@8834: static bool HasOrderPoolFree(uint amount)
rubidium@8834: {
rubidium@8834: 	const Order *order;
rubidium@8834: 
rubidium@8834: 	/* There is always room if not all blocks in the pool are reserved */
rubidium@8834: 	if (_Order_pool.CanAllocateMoreBlocks()) return true;
rubidium@8834: 
rubidium@8834: 	FOR_ALL_ORDERS(order) if (!order->IsValid() && --amount == 0) return true;
rubidium@8834: 
rubidium@8834: 	return false;
rubidium@8834: }
rubidium@8834: 
rubidium@8839: uint32 Order::Pack() const
rubidium@8834: {
rubidium@8839: 	return this->dest << 16 | this->flags << 8 | this->type;
rubidium@8834: }
rubidium@8834: 
rubidium@8839: Order::Order(uint32 packed)
rubidium@8834: {
rubidium@8839: 	this->type    = (OrderType)GB(packed,  0,  8);
rubidium@8839: 	this->flags   = GB(packed,  8,  8);
rubidium@8839: 	this->dest    = GB(packed, 16, 16);
rubidium@8839: 	this->next    = NULL;
rubidium@8839: 	this->refit_cargo   = CT_NO_REFIT;
rubidium@8839: 	this->refit_subtype = 0;
rubidium@8839: 	this->wait_time     = 0;
rubidium@8839: 	this->travel_time   = 0;
rubidium@8839: }
rubidium@8839: 
rubidium@8881: void Order::ConvertFromOldSavegame()
rubidium@8881: {
rubidium@8881: 	/* First handle non-stop, because those bits are going to be reused. */
rubidium@9354: 	if (_settings.gui.sg_new_nonstop) {
rubidium@8881: 		this->SetNonStopType((this->flags & 0x08) ? ONSF_NO_STOP_AT_ANY_STATION : ONSF_NO_STOP_AT_INTERMEDIATE_STATIONS);
rubidium@8881: 	} else {
rubidium@8881: 		this->SetNonStopType((this->flags & 0x08) ? ONSF_NO_STOP_AT_INTERMEDIATE_STATIONS : ONSF_STOP_EVERYWHERE);
rubidium@8881: 	}
rubidium@8881: 
rubidium@8881: 	switch (this->GetType()) {
rubidium@8881: 		/* Only a few types need the other savegame conversions. */
rubidium@8881: 		case OT_GOTO_DEPOT: case OT_GOTO_STATION: case OT_LOADING: break;
rubidium@8881: 		default: return;
rubidium@8881: 	}
rubidium@8881: 
rubidium@8881: 	/* Then the load/depot action flags because those bits are going to be reused too
rubidium@8881: 	 * and they reuse the non-stop bits. */
rubidium@8881: 	if (this->GetType() != OT_GOTO_DEPOT) {
smatz@9355: 		if ((this->flags & 2) != 0) {
smatz@9355: 			this->SetLoadType(OLFB_NO_LOAD);
smatz@9355: 		} else if ((this->flags & 4) == 0) {
rubidium@8881: 			this->SetLoadType(OLF_LOAD_IF_POSSIBLE);
rubidium@8881: 		} else {
rubidium@9354: 			this->SetLoadType(_settings.gui.sg_full_load_any ? OLF_FULL_LOAD_ANY : OLFB_FULL_LOAD);
rubidium@8881: 		}
rubidium@8881: 	} else {
rubidium@8881: 		this->SetDepotActionType(((this->flags & 6) == 4) ? ODATFB_HALT : ODATF_SERVICE_ONLY);
rubidium@8881: 	}
rubidium@8881: 
rubidium@8881: 	/* Finally fix the unload/depot type flags. */
rubidium@8881: 	if (this->GetType() != OT_GOTO_DEPOT) {
rubidium@8881: 		uint t = ((this->flags & 1) == 0) ? OUF_UNLOAD_IF_POSSIBLE : OUFB_TRANSFER;
rubidium@8881: 		if ((this->flags & 2) != 0) t |= OUFB_UNLOAD;
rubidium@8881: 		this->SetUnloadType((OrderUnloadFlags)t);
rubidium@8885: 
rubidium@8885: 		if ((this->GetUnloadType() & (OUFB_UNLOAD | OUFB_TRANSFER)) == (OUFB_UNLOAD | OUFB_TRANSFER)) {
rubidium@8885: 			this->SetUnloadType(OUFB_TRANSFER);
rubidium@8885: 			this->SetLoadType(OLFB_NO_LOAD);
rubidium@8885: 		}
rubidium@8881: 	} else {
rubidium@8881: 		uint t = ((this->flags & 6) == 6) ? ODTFB_SERVICE : ODTF_MANUAL;
rubidium@8881: 		if ((this->flags & 2) != 0) t |= ODTFB_PART_OF_ORDERS;
rubidium@8881: 		this->SetDepotOrderType((OrderDepotTypeFlags)t);
rubidium@8881: 	}
rubidium@8881: }
rubidium@8881: 
rubidium@8839: /**
rubidium@8839:  *
rubidium@8839:  * Unpacks a order from savegames with version 4 and lower
rubidium@8839:  *
rubidium@8839:  */
rubidium@8839: static Order UnpackVersion4Order(uint16 packed)
rubidium@8839: {
rubidium@8839: 	return Order(GB(packed, 8, 8) << 16 | GB(packed, 4, 4) << 8 | GB(packed, 0, 4));
rubidium@8834: }
rubidium@8834: 
truelight@1024: /**
truelight@1024:  *
truelight@1024:  * Unpacks a order from savegames made with TTD(Patch)
truelight@1024:  *
truelight@0:  */
truelight@1024: Order UnpackOldOrder(uint16 packed)
truelight@0: {
rubidium@8839: 	Order order = UnpackVersion4Order(packed);
truelight@0: 
rubidium@8839: 	/*
rubidium@8839: 	 * Sanity check
rubidium@8839: 	 * TTD stores invalid orders as OT_NOTHING with non-zero flags/station
rubidium@8839: 	 */
rubidium@8926: 	if (!order.IsValid() && packed != 0) order.MakeDummy();
truelight@0: 
truelight@1024: 	return order;
truelight@1024: }
truelight@1024: 
truelight@1024: /**
truelight@1024:  *
truelight@1024:  * Updates the widgets of a vehicle which contains the order-data
truelight@1024:  *
truelight@1024:  */
truelight@1024: void InvalidateVehicleOrder(const Vehicle *v)
truelight@1024: {
maedhros@6980: 	InvalidateWindow(WC_VEHICLE_VIEW,      v->index);
maedhros@6980: 	InvalidateWindow(WC_VEHICLE_ORDERS,    v->index);
maedhros@6980: 	InvalidateWindow(WC_VEHICLE_TIMETABLE, v->index);
truelight@1024: }
truelight@1024: 
truelight@1024: /**
truelight@1024:  *
truelight@1024:  * Swap two orders
truelight@1024:  *
truelight@1024:  */
truelight@1024: static void SwapOrders(Order *order1, Order *order2)
truelight@1024: {
truelight@1024: 	Order temp_order;
truelight@1024: 
truelight@1024: 	temp_order = *order1;
rubidium@8835: 	order1->AssignOrder(*order2);
truelight@1043: 	order1->next = order2->next;
rubidium@8835: 	order2->AssignOrder(temp_order);
truelight@1043: 	order2->next = temp_order.next;
truelight@1024: }
truelight@1024: 
truelight@1024: /**
truelight@1024:  *
truelight@1024:  * Assign data to an order (from an other order)
truelight@1024:  *   This function makes sure that the index is maintained correctly
truelight@1024:  *
truelight@1024:  */
rubidium@8835: void Order::AssignOrder(const Order &other)
truelight@1024: {
rubidium@8835: 	this->type  = other.type;
rubidium@8835: 	this->flags = other.flags;
rubidium@8835: 	this->dest  = other.dest;
bjarni@4712: 
rubidium@8835: 	this->refit_cargo   = other.refit_cargo;
rubidium@8835: 	this->refit_subtype = other.refit_subtype;
maedhros@6980: 
rubidium@8835: 	this->wait_time   = other.wait_time;
rubidium@8835: 	this->travel_time = other.travel_time;
truelight@1024: }
truelight@1024: 
tron@3139: 
tron@3139: /**
tron@3139:  * Delete all news items regarding defective orders about a vehicle
tron@3139:  * This could kill still valid warnings (for example about void order when just
tron@3139:  * another order gets added), but assume the player will notice the problems,
tron@3139:  * when (s)he's changing the orders.
tron@3139:  */
tron@3139: static void DeleteOrderWarnings(const Vehicle* v)
tron@3139: {
bjarni@5955: 	DeleteVehicleNews(v->index, STR_TRAIN_HAS_TOO_FEW_ORDERS  + v->type * 4);
bjarni@5955: 	DeleteVehicleNews(v->index, STR_TRAIN_HAS_VOID_ORDER      + v->type * 4);
bjarni@5955: 	DeleteVehicleNews(v->index, STR_TRAIN_HAS_DUPLICATE_ENTRY + v->type * 4);
bjarni@5955: 	DeleteVehicleNews(v->index, STR_TRAIN_HAS_INVALID_ENTRY   + v->type * 4);
tron@3139: }
tron@3139: 
tron@3139: 
tron@6071: static TileIndex GetOrderLocation(const Order& o)
tron@6071: {
rubidium@8836: 	switch (o.GetType()) {
tron@6071: 		default: NOT_REACHED();
rubidium@8840: 		case OT_GOTO_STATION: return GetStation(o.GetDestination())->xy;
rubidium@8840: 		case OT_GOTO_DEPOT:   return GetDepot(o.GetDestination())->xy;
tron@6071: 	}
tron@6071: }
tron@6071: 
tron@6071: 
Darkvater@1786: /** Add an order to the orderlist of a vehicle.
tron@3491:  * @param tile unused
belugas@6481:  * @param flags operation to perform
Darkvater@1786:  * @param p1 various bitstuffed elements
tron@2140:  * - p1 = (bit  0 - 15) - ID of the vehicle
Darkvater@1786:  * - p1 = (bit 16 - 31) - the selected order (if any). If the last order is given,
tron@2140:  *                        the order will be inserted before that one
tron@2140:  *                        only the first 8 bits used currently (bit 16 - 23) (max 255)
Darkvater@1786:  * @param p2 packed order to insert
truelight@1024:  */
rubidium@6943: CommandCost CmdInsertOrder(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
truelight@1024: {
tron@1718: 	Vehicle *v;
tron@2140: 	VehicleID veh   = GB(p1,  0, 16);
truelight@4391: 	VehicleOrderID sel_ord = GB(p1, 16, 16);
rubidium@8839: 	Order new_order(p2);
truelight@1024: 
truelight@4352: 	if (!IsValidVehicleID(veh)) return CMD_ERROR;
truelight@4352: 
Darkvater@1786: 	v = GetVehicle(veh);
truelight@4352: 
truelight@4352: 	if (!CheckOwnership(v->owner)) return CMD_ERROR;
tron@1718: 
Darkvater@1786: 	/* Check if the inserted order is to the correct destination (owner, type),
Darkvater@1786: 	 * and has the correct flags if any */
rubidium@8836: 	switch (new_order.GetType()) {
tron@1718: 		case OT_GOTO_STATION: {
rubidium@8840: 			if (!IsValidStationID(new_order.GetDestination())) return CMD_ERROR;
tron@1718: 
rubidium@8840: 			const Station *st = GetStation(new_order.GetDestination());
tron@1718: 
tron@6065: 			if (st->owner != OWNER_NONE && !CheckOwnership(st->owner)) {
tron@1718: 				return CMD_ERROR;
tron@1718: 			}
tron@1718: 
tron@1718: 			switch (v->type) {
rubidium@6259: 				case VEH_TRAIN:
tron@1718: 					if (!(st->facilities & FACIL_TRAIN)) return CMD_ERROR;
tron@1718: 					break;
tron@1718: 
rubidium@6259: 				case VEH_ROAD:
peter1138@6329: 					if (IsCargoInClass(v->cargo_type, CC_PASSENGERS)) {
tron@1718: 						if (!(st->facilities & FACIL_BUS_STOP)) return CMD_ERROR;
tron@1718: 					} else {
tron@1718: 						if (!(st->facilities & FACIL_TRUCK_STOP)) return CMD_ERROR;
tron@1718: 					}
tron@1718: 					break;
tron@1718: 
rubidium@6259: 				case VEH_SHIP:
tron@1718: 					if (!(st->facilities & FACIL_DOCK)) return CMD_ERROR;
tron@1718: 					break;
tron@1718: 
rubidium@6259: 				case VEH_AIRCRAFT:
glx@7683: 					if (!(st->facilities & FACIL_AIRPORT) || !CanAircraftUseStation(v->engine_type, st)) {
glx@7683: 						return CMD_ERROR;
glx@7683: 					}
tron@1718: 					break;
tron@1718: 
Darkvater@1786: 				default: return CMD_ERROR;
tron@1718: 			}
tron@1718: 
rubidium@8856: 			/* Non stop not allowed for non-trains. */
rubidium@8919: 			if (new_order.GetNonStopType() != ONSF_STOP_EVERYWHERE && v->type != VEH_TRAIN && v->type != VEH_ROAD) return CMD_ERROR;
rubidium@8845: 
rubidium@8856: 			/* Full load and unload are mutual exclusive. */
rubidium@8856: 			if ((new_order.GetLoadType() & OLFB_FULL_LOAD) && (new_order.GetUnloadType() & OUFB_UNLOAD)) return CMD_ERROR;
Darkvater@2433: 
rubidium@8856: 			/* Filter invalid load/unload types. */
rubidium@8873: 			switch (new_order.GetLoadType()) {
rubidium@9090: 				case OLF_LOAD_IF_POSSIBLE: case OLFB_FULL_LOAD: case OLF_FULL_LOAD_ANY: case OLFB_NO_LOAD: break;
rubidium@8873: 				default: return CMD_ERROR;
rubidium@8873: 			}
rubidium@9090: 			switch (new_order.GetUnloadType()) {
rubidium@9090: 				case OUF_UNLOAD_IF_POSSIBLE: case OUFB_UNLOAD: case OUFB_TRANSFER: case OUFB_NO_UNLOAD: break;
rubidium@9090: 				default: return CMD_ERROR;
rubidium@9090: 			}
tron@1718: 			break;
tron@1718: 		}
tron@1718: 
tron@1718: 		case OT_GOTO_DEPOT: {
rubidium@8894: 			if (new_order.GetDepotActionType() != ODATFB_NEAREST_DEPOT) {
rubidium@8894: 				if (v->type == VEH_AIRCRAFT) {
rubidium@8894: 					if (!IsValidStationID(new_order.GetDestination())) return CMD_ERROR;
tron@1718: 
rubidium@8894: 					const Station *st = GetStation(new_order.GetDestination());
rubidium@8894: 
rubidium@8894: 					if (!CheckOwnership(st->owner) ||
rubidium@8894: 							!(st->facilities & FACIL_AIRPORT) ||
rubidium@8894: 							st->Airport()->nof_depots == 0 ||
rubidium@8894: 							!CanAircraftUseStation(v->engine_type, st)) {
rubidium@8894: 						return CMD_ERROR;
rubidium@8894: 					}
rubidium@8894: 				} else {
rubidium@8894: 					if (!IsValidDepotID(new_order.GetDestination())) return CMD_ERROR;
rubidium@8894: 
rubidium@8894: 					const Depot *dp = GetDepot(new_order.GetDestination());
rubidium@8894: 
rubidium@8894: 					if (!CheckOwnership(GetTileOwner(dp->xy))) return CMD_ERROR;
rubidium@8894: 
rubidium@8894: 					switch (v->type) {
rubidium@8894: 						case VEH_TRAIN:
smatz@8961: 							if (!IsRailDepotTile(dp->xy)) return CMD_ERROR;
rubidium@8894: 							break;
rubidium@8894: 
rubidium@8894: 						case VEH_ROAD:
smatz@8961: 							if (!IsRoadDepotTile(dp->xy)) return CMD_ERROR;
rubidium@8894: 							break;
rubidium@8894: 
rubidium@8894: 						case VEH_SHIP:
smatz@8961: 							if (!IsShipDepotTile(dp->xy)) return CMD_ERROR;
rubidium@8894: 							break;
rubidium@8894: 
rubidium@8894: 						default: return CMD_ERROR;
rubidium@8894: 					}
tron@1718: 				}
tron@1718: 			} else {
rubidium@8894: 				if (!IsPlayerBuildableVehicleType(v)) return CMD_ERROR;
tron@1718: 			}
tron@1718: 
rubidium@8919: 			if (new_order.GetNonStopType() != ONSF_STOP_EVERYWHERE && v->type != VEH_TRAIN && v->type != VEH_ROAD) return CMD_ERROR;
rubidium@8856: 			if (new_order.GetDepotOrderType() & ~ODTFB_PART_OF_ORDERS) return CMD_ERROR;
rubidium@8894: 			if (new_order.GetDepotActionType() & ~ODATFB_NEAREST_DEPOT) return CMD_ERROR;
tron@1718: 			break;
tron@1718: 		}
tron@1718: 
tron@1718: 		case OT_GOTO_WAYPOINT: {
tron@1718: 
rubidium@6259: 			if (v->type != VEH_TRAIN) return CMD_ERROR;
tron@1718: 
rubidium@8840: 			if (!IsValidWaypointID(new_order.GetDestination())) return CMD_ERROR;
rubidium@8840: 			const Waypoint *wp = GetWaypoint(new_order.GetDestination());
tron@1718: 
tron@1718: 			if (!CheckOwnership(GetTileOwner(wp->xy))) return CMD_ERROR;
tron@1718: 
Darkvater@2433: 			/* Order flags can be any of the following for waypoints:
Darkvater@2433: 			 * [non-stop]
Darkvater@2433: 			 * non-stop orders (if any) are only valid for trains */
rubidium@8881: 			if (new_order.GetNonStopType() != ONSF_STOP_EVERYWHERE && v->type != VEH_TRAIN) return CMD_ERROR;
maedhros@8863: 			break;
tron@1718: 		}
tron@1718: 
rubidium@8900: 		case OT_CONDITIONAL: {
rubidium@8900: 			if (!IsPlayerBuildableVehicleType(v)) return CMD_ERROR;
rubidium@8900: 
rubidium@8900: 			VehicleOrderID skip_to = new_order.GetConditionSkipToOrder();
rubidium@8900: 			if (skip_to >= v->num_orders) return CMD_ERROR;
rubidium@8900: 			if (new_order.GetNonStopType() != ONSF_STOP_EVERYWHERE) return CMD_ERROR;
rubidium@8900: 		} break;
rubidium@8900: 
Darkvater@1786: 		default: return CMD_ERROR;
tron@1718: 	}
tron@1718: 
Darkvater@1786: 	if (sel_ord > v->num_orders) return CMD_ERROR;
truelight@1024: 
tron@5922: 	if (!HasOrderPoolFree(1)) return_cmd_error(STR_8831_NO_MORE_SPACE_FOR_ORDERS);
truelight@1024: 
rubidium@9354: 	if (v->type == VEH_SHIP && IsHumanPlayer(v->owner) && _settings.pf.pathfinder_for_ships != VPF_NPF) {
smatz@8551: 		/* Make sure the new destination is not too far away from the previous */
tron@6071: 		const Order *prev = NULL;
tron@6071: 		uint n = 0;
truelight@193: 
tron@6071: 		/* Find the last goto station or depot order before the insert location.
tron@6071: 		 * If the order is to be inserted at the beginning of the order list this
tron@6071: 		 * finds the last order in the list. */
tron@6071: 		for (const Order *o = v->orders; o != NULL; o = o->next) {
rubidium@8836: 			if (o->IsType(OT_GOTO_STATION) || o->IsType(OT_GOTO_DEPOT)) prev = o;
tron@6071: 			if (++n == sel_ord && prev != NULL) break;
tron@6071: 		}
tron@6071: 		if (prev != NULL) {
tron@6071: 			uint dist = DistanceManhattan(
tron@6071: 				GetOrderLocation(*prev),
tron@6071: 				GetOrderLocation(new_order)
tron@6071: 			);
tron@6071: 			if (dist >= 130) {
tron@6071: 				return_cmd_error(STR_0210_TOO_FAR_FROM_PREVIOUS_DESTINATIO);
tron@6071: 			}
tron@6071: 		}
truelight@0: 	}
truelight@0: 
truelight@0: 	if (flags & DC_EXEC) {
truelight@0: 		Vehicle *u;
rubidium@7391: 		Order *new_o = new Order();
rubidium@8835: 		new_o->AssignOrder(new_order);
truelight@193: 
truelight@1024: 		/* Create new order and link in list */
truelight@1024: 		if (v->orders == NULL) {
rubidium@5587: 			v->orders = new_o;
truelight@1024: 		} else {
truelight@1024: 			/* Try to get the previous item (we are inserting above the
truelight@1024: 			    selected) */
Darkvater@1786: 			Order *order = GetVehicleOrder(v, sel_ord - 1);
truelight@0: 
Darkvater@1786: 			if (order == NULL && GetVehicleOrder(v, sel_ord) != NULL) {
truelight@1024: 				/* There is no previous item, so we are altering v->orders itself
truelight@1024: 				    But because the orders can be shared, we copy the info over
truelight@1024: 				    the v->orders, so we don't have to change the pointers of
truelight@1024: 				    all vehicles */
rubidium@5587: 				SwapOrders(v->orders, new_o);
truelight@1024: 				/* Now update the next pointers */
rubidium@5587: 				v->orders->next = new_o;
truelight@1024: 			} else if (order == NULL) {
truelight@1024: 				/* 'sel' is a non-existing order, add him to the end */
truelight@1024: 				order = GetLastVehicleOrder(v);
rubidium@5587: 				order->next = new_o;
truelight@1024: 			} else {
truelight@1024: 				/* Put the new order in between */
rubidium@5587: 				new_o->next = order->next;
rubidium@5587: 				order->next = new_o;
truelight@0: 			}
truelight@0: 		}
tron@588: 
tron@3139: 		u = GetFirstVehicleFromSharedList(v);
tron@3139: 		DeleteOrderWarnings(u);
tron@3139: 		for (; u != NULL; u = u->next_shared) {
truelight@1024: 			/* Increase amount of orders */
truelight@1024: 			u->num_orders++;
truelight@1024: 
truelight@1024: 			/* If the orderlist was empty, assign it */
Darkvater@1786: 			if (u->orders == NULL) u->orders = v->orders;
truelight@1024: 
truelight@1024: 			assert(v->orders == u->orders);
truelight@1024: 
truelight@1024: 			/* If there is added an order before the current one, we need
truelight@1024: 			to update the selected order */
Darkvater@1786: 			if (sel_ord <= u->cur_order_index) {
truelight@1024: 				uint cur = u->cur_order_index + 1;
truelight@1024: 				/* Check if we don't go out of bound */
truelight@1024: 				if (cur < u->num_orders)
truelight@1024: 					u->cur_order_index = cur;
truelight@1024: 			}
truelight@1024: 			/* Update any possible open window of the vehicle */
truelight@1024: 			InvalidateVehicleOrder(u);
truelight@1024: 		}
truelight@1024: 
rubidium@8900: 		/* As we insert an order, the order to skip to will be 'wrong'. */
rubidium@8900: 		VehicleOrderID cur_order_id = 0;
rubidium@8900: 		Order *order;
rubidium@8900: 		FOR_VEHICLE_ORDERS(v, order) {
rubidium@8900: 			if (order->IsType(OT_CONDITIONAL)) {
rubidium@8900: 				VehicleOrderID order_id = order->GetConditionSkipToOrder();
rubidium@8900: 				if (order_id >= sel_ord) {
rubidium@8900: 					order->SetConditionSkipToOrder(order_id + 1);
rubidium@8900: 				}
rubidium@8900: 				if (order_id == cur_order_id) {
rubidium@8900: 					order->SetConditionSkipToOrder((order_id + 1) % v->num_orders);
rubidium@8900: 				}
rubidium@8900: 			}
rubidium@8900: 			cur_order_id++;
rubidium@8900: 		}
rubidium@8900: 
truelight@1024: 		/* Make sure to rebuild the whole list */
rubidium@9297: 		InvalidateWindowClassesData(GetWindowClassForVehicleType(v->type), 0);
truelight@0: 	}
truelight@0: 
rubidium@6950: 	return CommandCost();
truelight@0: }
truelight@0: 
Darkvater@1786: /** Declone an order-list
Darkvater@1786:  * @param *dst delete the orders of this vehicle
Darkvater@1786:  * @param flags execution flags
truelight@1024:  */
rubidium@6943: static CommandCost DecloneOrder(Vehicle *dst, uint32 flags)
truelight@0: {
truelight@0: 	if (flags & DC_EXEC) {
truelight@1024: 		DeleteVehicleOrders(dst);
truelight@1024: 		InvalidateVehicleOrder(dst);
rubidium@9297: 		InvalidateWindowClassesData(GetWindowClassForVehicleType(dst->type), 0);
truelight@0: 	}
rubidium@6950: 	return CommandCost();
truelight@0: }
truelight@0: 
truelight@6336: /**
truelight@6336:  * Remove the VehicleList that shows all the vehicles with the same shared
truelight@6336:  *  orders.
truelight@6336:  */
truelight@6336: static void RemoveSharedOrderVehicleList(Vehicle *v)
truelight@6336: {
truelight@6370: 	assert(v->orders != NULL);
truelight@6336: 	WindowClass window_class = WC_NONE;
truelight@6336: 
truelight@6336: 	switch (v->type) {
truelight@6336: 		default: NOT_REACHED();
truelight@6336: 		case VEH_TRAIN:    window_class = WC_TRAINS_LIST;   break;
truelight@6336: 		case VEH_ROAD:     window_class = WC_ROADVEH_LIST;  break;
truelight@6336: 		case VEH_SHIP:     window_class = WC_SHIPS_LIST;    break;
truelight@6336: 		case VEH_AIRCRAFT: window_class = WC_AIRCRAFT_LIST; break;
truelight@6336: 	}
truelight@6336: 	DeleteWindowById(window_class, (v->orders->index << 16) | (v->type << 11) | VLW_SHARED_ORDERS | v->owner);
truelight@6336: }
truelight@6336: 
Darkvater@1786: /** Delete an order from the orderlist of a vehicle.
tron@3491:  * @param tile unused
belugas@6481:  * @param flags operation to perform
Darkvater@1786:  * @param p1 the ID of the vehicle
Darkvater@1786:  * @param p2 the order to delete (max 255)
truelight@0:  */
rubidium@6943: CommandCost CmdDeleteOrder(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
truelight@0: {
Darkvater@1786: 	Vehicle *v, *u;
Darkvater@1786: 	VehicleID veh_id = p1;
truelight@4391: 	VehicleOrderID sel_ord = p2;
truelight@1024: 	Order *order;
truelight@0: 
truelight@4352: 	if (!IsValidVehicleID(veh_id)) return CMD_ERROR;
truelight@4352: 
Darkvater@1786: 	v = GetVehicle(veh_id);
truelight@4352: 
truelight@4352: 	if (!CheckOwnership(v->owner)) return CMD_ERROR;
tron@1718: 
truelight@1024: 	/* If we did not select an order, we maybe want to de-clone the orders */
Darkvater@1786: 	if (sel_ord >= v->num_orders)
truelight@0: 		return DecloneOrder(v, flags);
truelight@0: 
Darkvater@1786: 	order = GetVehicleOrder(v, sel_ord);
Darkvater@1786: 	if (order == NULL) return CMD_ERROR;
truelight@0: 
truelight@1024: 	if (flags & DC_EXEC) {
Darkvater@1786: 		if (GetVehicleOrder(v, sel_ord - 1) == NULL) {
Darkvater@1786: 			if (GetVehicleOrder(v, sel_ord + 1) != NULL) {
truelight@1024: 				/* First item, but not the last, so we need to alter v->orders
truelight@1024: 				    Because we can have shared order, we copy the data
truelight@1024: 				    from the next item over the deleted */
Darkvater@1786: 				order = GetVehicleOrder(v, sel_ord + 1);
truelight@1024: 				SwapOrders(v->orders, order);
truelight@1024: 			} else {
truelight@6336: 				/* XXX -- The system currently can't handle a shared-order vehicle list
truelight@6336: 				 *  open when there aren't any orders in the list, so close the window
truelight@6336: 				 *  in this case. Of course it needs a better fix later */
truelight@6336: 				RemoveSharedOrderVehicleList(v);
truelight@1024: 				/* Last item, so clean the list */
truelight@1024: 				v->orders = NULL;
truelight@1024: 			}
truelight@1024: 		} else {
Darkvater@1786: 			GetVehicleOrder(v, sel_ord - 1)->next = order->next;
truelight@1024: 		}
truelight@0: 
truelight@1024: 		/* Give the item free */
bjarni@6263: 		order->Free();
truelight@0: 
tron@3139: 		u = GetFirstVehicleFromSharedList(v);
tron@3139: 		DeleteOrderWarnings(u);
tron@3139: 		for (; u != NULL; u = u->next_shared) {
truelight@1024: 			u->num_orders--;
truelight@1024: 
Darkvater@1786: 			if (sel_ord < u->cur_order_index)
truelight@1024: 				u->cur_order_index--;
truelight@1024: 
truelight@1024: 			/* If we removed the last order, make sure the shared vehicles
Darkvater@1786: 			 * also set their orders to NULL */
Darkvater@1786: 			if (v->orders == NULL) u->orders = NULL;
truelight@1024: 
truelight@1024: 			assert(v->orders == u->orders);
truelight@1024: 
truelight@1024: 			/* NON-stop flag is misused to see if a train is in a station that is
Darkvater@1786: 			 * on his order list or not */
rubidium@8843: 			if (sel_ord == u->cur_order_index && u->current_order.IsType(OT_LOADING)) {
rubidium@8848: 				u->current_order.SetNonStopType(ONSF_STOP_EVERYWHERE);
truelight@0: 			}
truelight@1024: 
truelight@1024: 			/* Update any possible open window of the vehicle */
truelight@1024: 			InvalidateVehicleOrder(u);
truelight@0: 		}
tron@588: 
rubidium@8900: 		/* As we delete an order, the order to skip to will be 'wrong'. */
rubidium@8900: 		VehicleOrderID cur_order_id = 0;
rubidium@8900: 		FOR_VEHICLE_ORDERS(v, order) {
rubidium@8900: 			if (order->IsType(OT_CONDITIONAL)) {
rubidium@8900: 				VehicleOrderID order_id = order->GetConditionSkipToOrder();
rubidium@8900: 				if (order_id >= sel_ord) {
rubidium@8900: 					order->SetConditionSkipToOrder(max(order_id - 1, 0));
rubidium@8900: 				}
rubidium@8900: 				if (order_id == cur_order_id) {
rubidium@8900: 					order->SetConditionSkipToOrder((order_id + 1) % v->num_orders);
rubidium@8900: 				}
rubidium@8900: 			}
rubidium@8900: 			cur_order_id++;
rubidium@8900: 		}
rubidium@8900: 
rubidium@9297: 		InvalidateWindowClassesData(GetWindowClassForVehicleType(v->type), 0);
truelight@0: 	}
truelight@193: 
rubidium@6950: 	return CommandCost();
truelight@0: }
truelight@0: 
rubidium@6794: /** Goto order of order-list.
tron@3491:  * @param tile unused
belugas@6481:  * @param flags operation to perform
Darkvater@1786:  * @param p1 The ID of the vehicle which order is skipped
rubidium@6794:  * @param p2 the selected order to which we want to skip
truelight@1024:  */
rubidium@6943: CommandCost CmdSkipToOrder(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
truelight@0: {
tron@1718: 	Vehicle *v;
Darkvater@1786: 	VehicleID veh_id = p1;
rubidium@6794: 	VehicleOrderID sel_ord = p2;
tron@1718: 
truelight@4352: 	if (!IsValidVehicleID(veh_id)) return CMD_ERROR;
truelight@4352: 
Darkvater@1786: 	v = GetVehicle(veh_id);
truelight@4352: 
rubidium@6794: 	if (!CheckOwnership(v->owner) || sel_ord == v->cur_order_index ||
rubidium@6794: 			sel_ord >= v->num_orders || v->num_orders < 2) return CMD_ERROR;
celestar@1020: 
truelight@0: 	if (flags & DC_EXEC) {
rubidium@6794: 		v->cur_order_index = sel_ord;
truelight@193: 
rubidium@6259: 		if (v->type == VEH_ROAD) ClearSlot(v);
truelight@0: 
rubidium@8843: 		if (v->current_order.IsType(OT_LOADING)) v->LeaveStation();
truelight@0: 
truelight@1024: 		InvalidateVehicleOrder(v);
truelight@0: 	}
celestar@1020: 
truelight@1024: 	/* We have an aircraft/ship, they have a mini-schedule, so update them all */
rubidium@6259: 	if (v->type == VEH_AIRCRAFT) InvalidateWindowClasses(WC_AIRCRAFT_LIST);
rubidium@6259: 	if (v->type == VEH_SHIP) InvalidateWindowClasses(WC_SHIPS_LIST);
celestar@1020: 
rubidium@6950: 	return CommandCost();
truelight@0: }
truelight@0: 
rubidium@6832: /**
rubidium@6832:  * Move an order inside the orderlist
rubidium@6832:  * @param tile unused
rubidium@6832:  * @param p1 the ID of the vehicle
rubidium@6832:  * @param p2 order to move and target
rubidium@6832:  *           bit 0-15  : the order to move
rubidium@6832:  *           bit 16-31 : the target order
rubidium@6832:  * @note The target order will move one place down in the orderlist
rubidium@6832:  *  if you move the order upwards else it'll move it one place down
rubidium@6832:  */
rubidium@6943: CommandCost CmdMoveOrder(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
rubidium@6832: {
rubidium@6832: 	VehicleID veh = p1;
rubidium@6832: 	VehicleOrderID moving_order = GB(p2,  0, 16);
rubidium@6832: 	VehicleOrderID target_order = GB(p2, 16, 16);
rubidium@6832: 
rubidium@6832: 	if (!IsValidVehicleID(veh)) return CMD_ERROR;
rubidium@6832: 
rubidium@6832: 	Vehicle *v = GetVehicle(veh);
rubidium@6832: 	if (!CheckOwnership(v->owner)) return CMD_ERROR;
rubidium@6832: 
rubidium@6832: 	/* Don't make senseless movements */
rubidium@6832: 	if (moving_order >= v->num_orders || target_order >= v->num_orders ||
rubidium@6832: 			moving_order == target_order || v->num_orders <= 1)
rubidium@6832: 		return CMD_ERROR;
rubidium@6832: 
rubidium@6832: 	Order *moving_one = GetVehicleOrder(v, moving_order);
rubidium@6832: 	/* Don't move an empty order */
rubidium@6832: 	if (moving_one == NULL) return CMD_ERROR;
rubidium@6832: 
rubidium@6832: 	if (flags & DC_EXEC) {
rubidium@6832: 		/* Take the moving order out of the pointer-chain */
rubidium@6832: 		Order *one_before = GetVehicleOrder(v, moving_order - 1);
rubidium@6832: 		Order *one_past = GetVehicleOrder(v, moving_order + 1);
rubidium@6832: 
rubidium@6832: 		if (one_before == NULL) {
rubidium@6832: 			/* First order edit */
rubidium@6832: 			v->orders = moving_one->next;
rubidium@6832: 		} else {
rubidium@6832: 			one_before->next = moving_one->next;
rubidium@6832: 		}
rubidium@6832: 
rubidium@6832: 		/* Insert the moving_order again in the pointer-chain */
rubidium@6832: 		one_before = GetVehicleOrder(v, target_order - 1);
rubidium@6832: 		one_past = GetVehicleOrder(v, target_order);
rubidium@6832: 
rubidium@6832: 		moving_one->next = one_past;
rubidium@6832: 
rubidium@6832: 		if (one_before == NULL) {
rubidium@6832: 			/* first order edit */
rubidium@6832: 			SwapOrders(v->orders, moving_one);
rubidium@6832: 			v->orders->next = moving_one;
rubidium@6832: 		} else {
rubidium@6832: 			one_before->next = moving_one;
rubidium@6832: 		}
rubidium@6832: 
rubidium@6832: 		/* Update shared list */
rubidium@6832: 		Vehicle *u = GetFirstVehicleFromSharedList(v);
rubidium@6832: 
rubidium@6832: 		DeleteOrderWarnings(u);
rubidium@6832: 
rubidium@6832: 		for (; u != NULL; u = u->next_shared) {
rubidium@6832: 			/* Update the first order */
rubidium@6832: 			if (u->orders != v->orders) u->orders = v->orders;
rubidium@6832: 
rubidium@6832: 			/* Update the current order */
rubidium@6832: 			if (u->cur_order_index == moving_order) {
rubidium@6832: 				u->cur_order_index = target_order;
rubidium@6832: 			} else if(u->cur_order_index > moving_order && u->cur_order_index <= target_order) {
rubidium@6832: 				u->cur_order_index--;
rubidium@6832: 			} else if(u->cur_order_index < moving_order && u->cur_order_index >= target_order) {
rubidium@6832: 				u->cur_order_index++;
rubidium@6832: 			}
rubidium@6832: 
rubidium@6832: 			assert(v->orders == u->orders);
rubidium@6832: 			/* Update any possible open window of the vehicle */
rubidium@6832: 			InvalidateVehicleOrder(u);
rubidium@6832: 		}
rubidium@6832: 
rubidium@8900: 		/* As we move an order, the order to skip to will be 'wrong'. */
rubidium@8900: 		Order *order;
rubidium@8900: 		FOR_VEHICLE_ORDERS(v, order) {
rubidium@8900: 			if (order->IsType(OT_CONDITIONAL)) {
rubidium@8900: 				VehicleOrderID order_id = order->GetConditionSkipToOrder();
rubidium@8900: 				if (order_id == moving_order) {
rubidium@8900: 					order_id = target_order;
rubidium@8900: 				} else if(order_id > moving_order && order_id <= target_order) {
rubidium@8900: 					order_id--;
rubidium@8900: 				} else if(order_id < moving_order && order_id >= target_order) {
rubidium@8900: 					order_id++;
rubidium@8900: 				}
rubidium@8900: 				order->SetConditionSkipToOrder(order_id);
rubidium@8900: 			}
rubidium@8900: 		}
rubidium@8900: 
rubidium@6832: 		/* Make sure to rebuild the whole list */
rubidium@9297: 		InvalidateWindowClassesData(GetWindowClassForVehicleType(v->type), 0);
rubidium@6832: 	}
rubidium@6832: 
rubidium@6950: 	return CommandCost();
rubidium@6832: }
truelight@1024: 
Darkvater@1786: /** Modify an order in the orderlist of a vehicle.
tron@3491:  * @param tile unused
belugas@6481:  * @param flags operation to perform
Darkvater@1786:  * @param p1 various bitstuffed elements
tron@2140:  * - p1 = (bit  0 - 15) - ID of the vehicle
Darkvater@1786:  * - p1 = (bit 16 - 31) - the selected order (if any). If the last order is given,
tron@2140:  *                        the order will be inserted before that one
tron@2140:  *                        only the first 8 bits used currently (bit 16 - 23) (max 255)
rubidium@8869:  * @param p2 various bitstuffed elements
rubidium@8900:  *  - p2 = (bit 0 -  3) - what data to modify (@see ModifyOrderFlags)
rubidium@8900:  *  - p2 = (bit 4 - 15) - the data to modify
truelight@0:  */
rubidium@6943: CommandCost CmdModifyOrder(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
truelight@0: {
truelight@4391: 	VehicleOrderID sel_ord = GB(p1, 16, 16); // XXX - automatically truncated to 8 bits.
rubidium@8869: 	VehicleID veh          = GB(p1,  0, 16);
rubidium@8900: 	ModifyOrderFlags mof   = (ModifyOrderFlags)GB(p2,  0,  4);
rubidium@8900: 	uint16 data             = GB(p2, 4, 11);
truelight@0: 
rubidium@8900: 	if (mof >= MOF_END) return CMD_ERROR;
truelight@4352: 	if (!IsValidVehicleID(veh)) return CMD_ERROR;
Darkvater@1786: 
rubidium@8869: 	Vehicle *v = GetVehicle(veh);
truelight@4352: 	if (!CheckOwnership(v->owner)) return CMD_ERROR;
tron@1718: 
truelight@1024: 	/* Is it a valid order? */
Darkvater@1786: 	if (sel_ord >= v->num_orders) return CMD_ERROR;
truelight@0: 
rubidium@8869: 	Order *order = GetVehicleOrder(v, sel_ord);
rubidium@8869: 	switch (order->GetType()) {
rubidium@8869: 		case OT_GOTO_STATION:
rubidium@8900: 			if (mof == MOF_COND_VARIABLE || mof == MOF_COND_COMPARATOR || mof == MOF_DEPOT_ACTION || mof == MOF_COND_VALUE || GetStation(order->GetDestination())->IsBuoy()) return CMD_ERROR;
rubidium@8869: 			break;
rubidium@8869: 
rubidium@8869: 		case OT_GOTO_DEPOT:
rubidium@8900: 			if (mof != MOF_NON_STOP && mof != MOF_DEPOT_ACTION) return CMD_ERROR;
rubidium@8869: 			break;
rubidium@8869: 
rubidium@8869: 		case OT_GOTO_WAYPOINT:
rubidium@8869: 			if (mof != MOF_NON_STOP) return CMD_ERROR;
rubidium@8869: 			break;
rubidium@8869: 
rubidium@8900: 		case OT_CONDITIONAL:
rubidium@8900: 			if (mof != MOF_COND_VARIABLE && mof != MOF_COND_COMPARATOR && mof != MOF_COND_VALUE) return CMD_ERROR;
rubidium@8900: 			break;
rubidium@8900: 
rubidium@8869: 		default:
rubidium@8869: 			return CMD_ERROR;
rubidium@8869: 	}
rubidium@8869: 
rubidium@8869: 	switch (mof) {
rubidium@8900: 		default: NOT_REACHED();
rubidium@8900: 
rubidium@8869: 		case MOF_NON_STOP:
rubidium@8919: 			if (v->type != VEH_TRAIN && v->type != VEH_ROAD) return CMD_ERROR;
rubidium@8869: 			if (data >= ONSF_END) return CMD_ERROR;
rubidium@8869: 			if (data == order->GetNonStopType()) return CMD_ERROR;
rubidium@8869: 			break;
rubidium@8869: 
rubidium@8869: 		case MOF_UNLOAD:
rubidium@8883: 			if ((data & ~(OUFB_UNLOAD | OUFB_TRANSFER | OUFB_NO_UNLOAD)) != 0) return CMD_ERROR;
rubidium@8883: 			/* Unload and no-unload are mutual exclusive and so are transfer and no unload. */
rubidium@8883: 			if (data != 0 && ((data & (OUFB_UNLOAD | OUFB_TRANSFER)) != 0) == ((data & OUFB_NO_UNLOAD) != 0)) return CMD_ERROR;
rubidium@8869: 			if (data == order->GetUnloadType()) return CMD_ERROR;
rubidium@8869: 			break;
rubidium@8869: 
rubidium@8869: 		case MOF_LOAD:
rubidium@8883: 			if (data > OLFB_NO_LOAD || data == 1) return CMD_ERROR;
rubidium@8869: 			if (data == order->GetLoadType()) return CMD_ERROR;
rubidium@8869: 			break;
rubidium@8869: 
rubidium@8869: 		case MOF_DEPOT_ACTION:
rubidium@8869: 			if (data != 0) return CMD_ERROR;
rubidium@8869: 			break;
rubidium@8900: 
rubidium@8900: 		case MOF_COND_VARIABLE:
rubidium@8900: 			if (data >= OCV_END) return CMD_ERROR;
rubidium@8900: 			break;
rubidium@8900: 
rubidium@8900: 		case MOF_COND_COMPARATOR:
rubidium@8900: 			if (data >= OCC_END) return CMD_ERROR;
rubidium@8900: 			switch (order->GetConditionVariable()) {
rubidium@8903: 				case OCV_UNCONDITIONALLY: return CMD_ERROR;
rubidium@8903: 
rubidium@8900: 				case OCV_REQUIRES_SERVICE:
rubidium@8900: 					if (data != OCC_IS_TRUE && data != OCC_IS_FALSE) return CMD_ERROR;
rubidium@8900: 					break;
rubidium@8900: 
rubidium@8900: 				default:
rubidium@8900: 					if (data == OCC_IS_TRUE || data == OCC_IS_FALSE) return CMD_ERROR;
rubidium@8900: 					break;
rubidium@8900: 			}
rubidium@8900: 			break;
rubidium@8900: 
rubidium@8900: 		case MOF_COND_VALUE:
rubidium@8900: 			switch (order->GetConditionVariable()) {
rubidium@8903: 				case OCV_UNCONDITIONALLY: return CMD_ERROR;
rubidium@8903: 
rubidium@8900: 				case OCV_LOAD_PERCENTAGE:
rubidium@8900: 				case OCV_RELIABILITY:
rubidium@8900: 					if (data > 100) return CMD_ERROR;
rubidium@8900: 					break;
rubidium@8900: 
rubidium@8900: 				default:
rubidium@8900: 					if (data > 2047) return CMD_ERROR;
rubidium@8900: 					break;
rubidium@8900: 			}
rubidium@8900: 			break;
tron@4077: 	}
truelight@0: 
truelight@0: 	if (flags & DC_EXEC) {
rubidium@8869: 		switch (mof) {
rubidium@8869: 			case MOF_NON_STOP:
rubidium@8869: 				order->SetNonStopType((OrderNonStopFlags)data);
rubidium@8869: 				break;
rubidium@8869: 
rubidium@8869: 			case MOF_UNLOAD:
rubidium@8869: 				order->SetUnloadType((OrderUnloadFlags)data);
rubidium@8885: 				if ((data & OUFB_NO_UNLOAD) != 0 && (order->GetLoadType() & OLFB_NO_LOAD) != 0) {
rubidium@8883: 					order->SetLoadType((OrderLoadFlags)(order->GetLoadType() & ~OLFB_NO_LOAD));
rubidium@8883: 				}
rubidium@8869: 				break;
rubidium@8869: 
rubidium@8869: 			case MOF_LOAD:
rubidium@8869: 				order->SetLoadType((OrderLoadFlags)data);
rubidium@8885: 				if ((data & OLFB_NO_LOAD) != 0 && (order->GetUnloadType() & OUFB_NO_UNLOAD) != 0) {
rubidium@8885: 					/* No load + no unload isn't compatible */
rubidium@8885: 					order->SetUnloadType((OrderUnloadFlags)(order->GetUnloadType() & ~OUFB_NO_UNLOAD));
rubidium@8883: 				}
rubidium@8845: 				break;
rubidium@8869: 
rubidium@8869: 			case MOF_DEPOT_ACTION:
rubidium@8869: 				order->SetDepotOrderType((OrderDepotTypeFlags)(order->GetDepotOrderType() ^ ODTFB_SERVICE));
rubidium@8845: 				break;
rubidium@8869: 
rubidium@8900: 			case MOF_COND_VARIABLE: {
rubidium@8900: 				order->SetConditionVariable((OrderConditionVariable)data);
rubidium@8900: 
rubidium@8900: 				OrderConditionComparator occ = order->GetConditionComparator();
rubidium@8900: 				switch (order->GetConditionVariable()) {
rubidium@8903: 					case OCV_UNCONDITIONALLY:
rubidium@8903: 						order->SetConditionComparator(OCC_EQUALS);
rubidium@8903: 						order->SetConditionValue(0);
rubidium@8903: 						break;
rubidium@8903: 
rubidium@8900: 					case OCV_REQUIRES_SERVICE:
rubidium@8900: 						if (occ != OCC_IS_TRUE && occ != OCC_IS_FALSE) order->SetConditionComparator(OCC_IS_TRUE);
rubidium@8900: 						break;
rubidium@8900: 
rubidium@8900: 					case OCV_LOAD_PERCENTAGE:
rubidium@8900: 					case OCV_RELIABILITY:
rubidium@8900: 						if (order->GetConditionValue() > 100) order->SetConditionValue(100);
rubidium@8900: 						/* FALL THROUGH */
rubidium@8900: 					default:
rubidium@8900: 						if (occ == OCC_IS_TRUE || occ == OCC_IS_FALSE) order->SetConditionComparator(OCC_EQUALS);
rubidium@8900: 						break;
rubidium@8900: 				}
rubidium@8900: 			} break;
rubidium@8900: 
rubidium@8900: 			case MOF_COND_COMPARATOR:
rubidium@8900: 				order->SetConditionComparator((OrderConditionComparator)data);
rubidium@8900: 				break;
rubidium@8900: 
rubidium@8900: 			case MOF_COND_VALUE:
rubidium@8900: 				order->SetConditionValue(data);
rubidium@8900: 				break;
rubidium@8900: 
rubidium@8845: 			default: NOT_REACHED();
truelight@0: 		}
truelight@0: 
matthijs@1760: 		/* Update the windows and full load flags, also for vehicles that share the same order list */
rubidium@8869: 		Vehicle *u = GetFirstVehicleFromSharedList(v);
rubidium@8869: 		DeleteOrderWarnings(u);
rubidium@8872: 		for (; u != NULL; u = u->next_shared) {
rubidium@8872: 			/* Toggle u->current_order "Full load" flag if it changed.
rubidium@8872: 			 * However, as the same flag is used for depot orders, check
rubidium@8872: 			 * whether we are not going to a depot as there are three
rubidium@8872: 			 * cases where the full load flag can be active and only
rubidium@8872: 			 * one case where the flag is used for depot orders. In the
rubidium@8872: 			 * other cases for the OrderTypeByte the flags are not used,
rubidium@8872: 			 * so do not care and those orders should not be active
rubidium@8872: 			 * when this function is called.
rubidium@8872: 			 */
rubidium@8872: 			if (sel_ord == u->cur_order_index &&
rubidium@8872: 					(u->current_order.IsType(OT_GOTO_STATION) || u->current_order.IsType(OT_LOADING)) &&
rubidium@8872: 					u->current_order.GetLoadType() != order->GetLoadType()) {
rubidium@8872: 				u->current_order.SetLoadType(order->GetLoadType());
truelight@1024: 			}
rubidium@8872: 			InvalidateVehicleOrder(u);
truelight@0: 		}
truelight@0: 	}
truelight@193: 
rubidium@6950: 	return CommandCost();
truelight@0: }
truelight@0: 
Darkvater@1793: /** Clone/share/copy an order-list of an other vehicle.
belugas@6481:  * @param tile unused
belugas@6481:  * @param flags operation to perform
Darkvater@1793:  * @param p1 various bitstuffed elements
Darkvater@1793:  * - p1 = (bit  0-15) - destination vehicle to clone orders to (p1 & 0xFFFF)
Darkvater@1793:  * - p1 = (bit 16-31) - source vehicle to clone orders from, if any (none for CO_UNSHARE)
Darkvater@1793:  * @param p2 mode of cloning: CO_SHARE, CO_COPY, or CO_UNSHARE
truelight@1024:  */
rubidium@6943: CommandCost CmdCloneOrder(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
truelight@1024: {
Darkvater@1793: 	Vehicle *dst;
tron@2140: 	VehicleID veh_src = GB(p1, 16, 16);
tron@2140: 	VehicleID veh_dst = GB(p1,  0, 16);
truelight@0: 
truelight@4352: 	if (!IsValidVehicleID(veh_dst)) return CMD_ERROR;
truelight@0: 
Darkvater@1793: 	dst = GetVehicle(veh_dst);
Darkvater@1793: 
truelight@4352: 	if (!CheckOwnership(dst->owner)) return CMD_ERROR;
Darkvater@1793: 
Darkvater@1793: 	switch (p2) {
truelight@1024: 		case CO_SHARE: {
Darkvater@1793: 			Vehicle *src;
Darkvater@1793: 
truelight@4352: 			if (!IsValidVehicleID(veh_src)) return CMD_ERROR;
Darkvater@1793: 
Darkvater@1793: 			src = GetVehicle(veh_src);
tron@588: 
truelight@1024: 			/* Sanity checks */
truelight@4352: 			if (!CheckOwnership(src->owner) || dst->type != src->type || dst == src)
truelight@1024: 				return CMD_ERROR;
truelight@0: 
truelight@1024: 			/* Trucks can't share orders with busses (and visa versa) */
rubidium@6259: 			if (src->type == VEH_ROAD) {
peter1138@6329: 				if (src->cargo_type != dst->cargo_type && (IsCargoInClass(src->cargo_type, CC_PASSENGERS) || IsCargoInClass(dst->cargo_type, CC_PASSENGERS)))
truelight@1024: 					return CMD_ERROR;
truelight@1024: 			}
truelight@193: 
truelight@1024: 			/* Is the vehicle already in the shared list? */
truelight@1024: 			{
tron@2989: 				const Vehicle* u;
tron@2989: 
tron@2989: 				for (u = GetFirstVehicleFromSharedList(src); u != NULL; u = u->next_shared) {
tron@2989: 					if (u == dst) return CMD_ERROR;
darkvater@29: 				}
darkvater@29: 			}
truelight@0: 
truelight@1024: 			if (flags & DC_EXEC) {
truelight@1024: 				/* If the destination vehicle had a OrderList, destroy it */
truelight@1024: 				DeleteVehicleOrders(dst);
truelight@0: 
truelight@1024: 				dst->orders = src->orders;
truelight@1024: 				dst->num_orders = src->num_orders;
tron@588: 
truelight@1024: 				/* Link this vehicle in the shared-list */
truelight@1024: 				dst->next_shared = src->next_shared;
truelight@1024: 				dst->prev_shared = src;
tron@2951: 				if (src->next_shared != NULL) src->next_shared->prev_shared = dst;
truelight@1024: 				src->next_shared = dst;
truelight@0: 
truelight@1024: 				InvalidateVehicleOrder(dst);
truelight@1024: 				InvalidateVehicleOrder(src);
truelight@1024: 
rubidium@9297: 				InvalidateWindowClassesData(GetWindowClassForVehicleType(dst->type), 0);
truelight@1024: 			}
truelight@1024: 		} break;
truelight@1024: 
truelight@1024: 		case CO_COPY: {
Darkvater@1793: 			Vehicle *src;
truelight@1024: 			int delta;
truelight@1024: 
truelight@4352: 			if (!IsValidVehicleID(veh_src)) return CMD_ERROR;
Darkvater@1793: 
Darkvater@1793: 			src = GetVehicle(veh_src);
Darkvater@1793: 
truelight@1024: 			/* Sanity checks */
truelight@4352: 			if (!CheckOwnership(src->owner) || dst->type != src->type || dst == src)
truelight@1024: 				return CMD_ERROR;
truelight@1024: 
truelight@1024: 			/* Trucks can't copy all the orders from busses (and visa versa) */
rubidium@6259: 			if (src->type == VEH_ROAD) {
truelight@1024: 				const Order *order;
celestar@1297: 				TileIndex required_dst = INVALID_TILE;
truelight@1024: 
truelight@1024: 				FOR_VEHICLE_ORDERS(src, order) {
rubidium@8836: 					if (order->IsType(OT_GOTO_STATION)) {
rubidium@8840: 						const Station *st = GetStation(order->GetDestination());
peter1138@6329: 						if (IsCargoInClass(dst->cargo_type, CC_PASSENGERS)) {
celestar@1297: 							if (st->bus_stops != NULL) required_dst = st->bus_stops->xy;
celestar@1297: 						} else {
celestar@1297: 							if (st->truck_stops != NULL) required_dst = st->truck_stops->xy;
celestar@1297: 						}
truelight@1024: 						/* This station has not the correct road-bay, so we can't copy! */
celestar@1297: 						if (required_dst == INVALID_TILE)
truelight@1024: 							return CMD_ERROR;
truelight@1024: 					}
truelight@1024: 				}
truelight@1024: 			}
truelight@1024: 
truelight@1024: 			/* make sure there are orders available */
belugas@8469: 			delta = dst->IsOrderListShared() ? src->num_orders + 1 : src->num_orders - dst->num_orders;
truelight@1024: 			if (!HasOrderPoolFree(delta))
truelight@1024: 				return_cmd_error(STR_8831_NO_MORE_SPACE_FOR_ORDERS);
truelight@1024: 
truelight@1024: 			if (flags & DC_EXEC) {
truelight@1024: 				const Order *order;
truelight@1024: 				Order **order_dst;
truelight@1024: 
truelight@1024: 				/* If the destination vehicle had a OrderList, destroy it */
truelight@1024: 				DeleteVehicleOrders(dst);
truelight@1024: 
truelight@1024: 				order_dst = &dst->orders;
truelight@1024: 				FOR_VEHICLE_ORDERS(src, order) {
rubidium@7391: 					*order_dst = new Order();
rubidium@8835: 					(*order_dst)->AssignOrder(*order);
truelight@1024: 					order_dst = &(*order_dst)->next;
truelight@1024: 				}
truelight@1024: 
truelight@1024: 				dst->num_orders = src->num_orders;
truelight@1024: 
truelight@1024: 				InvalidateVehicleOrder(dst);
truelight@1024: 
rubidium@9297: 				InvalidateWindowClassesData(GetWindowClassForVehicleType(dst->type), 0);
truelight@1024: 			}
truelight@1024: 		} break;
truelight@1024: 
Darkvater@1793: 		case CO_UNSHARE: return DecloneOrder(dst, flags);
Darkvater@1796: 		default: return CMD_ERROR;
truelight@0: 	}
truelight@0: 
rubidium@6950: 	return CommandCost();
truelight@0: }
truelight@0: 
bjarni@4712: /** Add/remove refit orders from an order
bjarni@4712:  * @param tile Not used
belugas@6481:  * @param flags operation to perform
bjarni@4712:  * @param p1 VehicleIndex of the vehicle having the order
bjarni@4712:  * @param p2 bitmask
bjarni@4712:  *   - bit 0-7 CargoID
bjarni@4712:  *   - bit 8-15 Cargo subtype
bjarni@4712:  *   - bit 16-23 number of order to modify
bjarni@4712:  */
rubidium@6943: CommandCost CmdOrderRefit(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
bjarni@4712: {
bjarni@4712: 	const Vehicle *v;
bjarni@4712: 	Order *order;
bjarni@4712: 	VehicleID veh = GB(p1, 0, 16);
bjarni@4712: 	VehicleOrderID order_number  = GB(p2, 16, 8);
bjarni@4712: 	CargoID cargo = GB(p2, 0, 8);
bjarni@4712: 	byte subtype  = GB(p2, 8, 8);
bjarni@4712: 
bjarni@4712: 	if (!IsValidVehicleID(veh)) return CMD_ERROR;
bjarni@4712: 
bjarni@4712: 	v = GetVehicle(veh);
bjarni@4712: 
bjarni@4712: 	if (!CheckOwnership(v->owner)) return CMD_ERROR;
bjarni@4712: 
bjarni@4712: 	order = GetVehicleOrder(v, order_number);
bjarni@4712: 	if (order == NULL) return CMD_ERROR;
bjarni@4712: 
bjarni@4712: 	if (flags & DC_EXEC) {
bjarni@4712: 		Vehicle *u;
bjarni@4712: 
rubidium@8838: 		order->SetRefit(cargo, subtype);
bjarni@4712: 
bjarni@4712: 		u = GetFirstVehicleFromSharedList(v);
bjarni@4712: 		for (; u != NULL; u = u->next_shared) {
bjarni@4712: 			/* Update any possible open window of the vehicle */
bjarni@4712: 			InvalidateVehicleOrder(u);
bjarni@4712: 
bjarni@4712: 			/* If the vehicle already got the current depot set as current order, then update current order as well */
rubidium@8853: 			if (u->cur_order_index == order_number && u->current_order.GetDepotOrderType() & ODTFB_PART_OF_ORDERS) {
rubidium@8838: 				u->current_order.SetRefit(cargo, subtype);
bjarni@4712: 			}
bjarni@4712: 		}
bjarni@4712: 	}
bjarni@4712: 
rubidium@6950: 	return CommandCost();
bjarni@4712: }
bjarni@4712: 
truelight@1024: /**
truelight@1024:  *
truelight@1024:  * Backup a vehicle order-list, so you can replace a vehicle
truelight@1024:  *  without loosing the order-list
truelight@1024:  *
truelight@1024:  */
Darkvater@1796: void BackupVehicleOrders(const Vehicle *v, BackuppedOrders *bak)
truelight@0: {
rubidium@7653: 	/* Make sure we always have freed the stuff */
rubidium@7653: 	free(bak->order);
rubidium@7653: 	bak->order = NULL;
peter1138@8258: 	free(bak->name);
peter1138@8258: 	bak->name = NULL;
rubidium@7653: 
truelight@1024: 	/* Save general info */
truelight@1024: 	bak->orderindex       = v->cur_order_index;
glx@8650: 	bak->group            = v->group_id;
truelight@0: 	bak->service_interval = v->service_interval;
peter1138@8258: 	if (v->name != NULL) bak->name = strdup(v->name);
truelight@0: 
truelight@1024: 	/* If we have shared orders, store it on a special way */
belugas@8469: 	if (v->IsOrderListShared()) {
Darkvater@1796: 		const Vehicle *u = (v->next_shared) ? v->next_shared : v->prev_shared;
truelight@1024: 
tron@555: 		bak->clone = u->index;
tron@555: 	} else {
truelight@1024: 		/* Else copy the orders */
truelight@1024: 
truelight@1024: 		/* We do not have shared orders */
tron@555: 		bak->clone = INVALID_VEHICLE;
tron@555: 
rubidium@7653: 
rubidium@7653: 		/* Count the number of orders */
rubidium@7653: 		uint cnt = 0;
rubidium@7653: 		const Order *order;
rubidium@7653: 		FOR_VEHICLE_ORDERS(v, order) cnt++;
rubidium@7653: 
rubidium@7653: 		/* Allocate memory for the orders plus an end-of-orders marker */
rubidium@7653: 		bak->order = MallocT<Order>(cnt + 1);
rubidium@7653: 
rubidium@7653: 		Order *dest = bak->order;
rubidium@7653: 
truelight@1024: 		/* Copy the orders */
truelight@1024: 		FOR_VEHICLE_ORDERS(v, order) {
bjarni@9061: 			memcpy(dest, order, sizeof(Order));
truelight@1024: 			dest++;
truelight@1024: 		}
bjarni@6263: 		/* End the list with an empty order */
bjarni@6263: 		dest->Free();
truelight@0: 	}
truelight@0: }
truelight@0: 
truelight@1024: /**
truelight@1024:  *
truelight@1024:  * Restore vehicle orders that are backupped via BackupVehicleOrders
truelight@1024:  *
truelight@1024:  */
rubidium@7653: void RestoreVehicleOrders(const Vehicle *v, const BackuppedOrders *bak)
truelight@0: {
truelight@1024: 	/* If we have a custom name, process that */
peter1138@8258: 	if (bak->name != NULL) {
tron@1820: 		_cmd_text = bak->name;
truelight@0: 		DoCommandP(0, v->index, 0, NULL, CMD_NAME_VEHICLE);
truelight@0: 	}
truelight@0: 
truelight@1024: 	/* If we had shared orders, recover that */
tron@555: 	if (bak->clone != INVALID_VEHICLE) {
smatz@8064: 		DoCommandP(0, v->index | (bak->clone << 16), CO_SHARE, NULL, CMD_CLONE_ORDER);
rubidium@7820: 	} else {
truelight@0: 
rubidium@7820: 		/* CMD_NO_TEST_IF_IN_NETWORK is used here, because CMD_INSERT_ORDER checks if the
rubidium@7820: 		 *  order number is one more than the current amount of orders, and because
rubidium@7820: 		 *  in network the commands are queued before send, the second insert always
rubidium@7820: 		 *  fails in test mode. By bypassing the test-mode, that no longer is a problem. */
rubidium@7820: 		for (uint i = 0; bak->order[i].IsValid(); i++) {
rubidium@8839: 			if (!DoCommandP(0, v->index + (i << 16), bak->order[i].Pack(), NULL,
glx@8650: 					CMD_INSERT_ORDER | CMD_NO_TEST_IF_IN_NETWORK)) {
rubidium@7820: 				break;
glx@8650: 			}
glx@8650: 
glx@8679: 			/* Copy timetable if enabled */
rubidium@9354: 			if (_settings.order.timetabling && !DoCommandP(0, v->index | (i << 16) | (1 << 25),
glx@8650: 					bak->order[i].wait_time << 16 | bak->order[i].travel_time, NULL,
glx@8650: 					CMD_CHANGE_TIMETABLE | CMD_NO_TEST_IF_IN_NETWORK)) {
glx@8650: 				break;
glx@8650: 			}
rubidium@7820: 		}
Darkvater@1796: 	}
Darkvater@1796: 
Darkvater@1796: 	/* Restore vehicle order-index and service interval */
Darkvater@1796: 	DoCommandP(0, v->index, bak->orderindex | (bak->service_interval << 16) , NULL, CMD_RESTORE_ORDER_INDEX);
glx@8650: 
glx@8650: 	/* Restore vehicle group */
glx@8650: 	DoCommandP(0, bak->group, v->index, NULL, CMD_ADD_VEHICLE_GROUP);
truelight@0: }
truelight@0: 
bjarni@9061: /** Restores vehicle orders that was previously backed up by BackupVehicleOrders()
bjarni@9061:  * This will restore to the point where it was at the time of the backup meaning
bjarni@9061:  * it will presume the same order indexes can be used.
bjarni@9061:  * This is needed when restoring a backed up vehicle
bjarni@9061:  * @param v The vehicle that should gain the orders
bjarni@9061:  * @param bak the backup of the orders
bjarni@9061:  */
bjarni@9061: void RestoreVehicleOrdersBruteForce(Vehicle *v, const BackuppedOrders *bak)
bjarni@9061: {
bjarni@9061: 	if (bak->name != NULL) {
bjarni@9061: 		/* Restore the name. */
bjarni@9061: 		v->name = strdup(bak->name);
bjarni@9061: 	}
bjarni@9061: 
bjarni@9061: 	/* If we had shared orders, recover that */
bjarni@9061: 	if (bak->clone != INVALID_VEHICLE) {
bjarni@9061: 		/* We will place it at the same location in the linked list as it previously was. */
bjarni@9061: 		if (v->prev_shared != NULL) {
bjarni@9061: 			assert(v->prev_shared->next_shared == v->next_shared);
bjarni@9061: 			v->prev_shared->next_shared = v;
bjarni@9061: 		}
bjarni@9061: 		if (v->next_shared != NULL) {
bjarni@9061: 			assert(v->next_shared->prev_shared == v->prev_shared);
bjarni@9061: 			v->next_shared->prev_shared = v;
bjarni@9061: 		}
bjarni@9061: 	} else {
bjarni@9061: 		/* Restore the orders at the indexes they originally were. */
bjarni@9061: 		for (Order *order = bak->order; order->IsValid(); order++) {
bjarni@9061: 			Order *dst = GetOrder(order->index);
bjarni@9061: 			/* Since we are restoring something we removed a moment ago all the orders should be free. */
bjarni@9061: 			assert(!dst->IsValid());
bjarni@9061: 			memcpy(dst, order, sizeof(Order));
bjarni@9061: 		}
bjarni@9061: 	}
bjarni@9061: }
bjarni@9061: 
Darkvater@1796: /** Restore the current order-index of a vehicle and sets service-interval.
tron@3491:  * @param tile unused
belugas@6481:  * @param flags operation to perform
Darkvater@1796:  * @param p1 the ID of the vehicle
Darkvater@1796:  * @param p2 various bistuffed elements
Darkvater@1796:  * - p2 = (bit  0-15) - current order-index (p2 & 0xFFFF)
Darkvater@1796:  * - p2 = (bit 16-31) - service interval (p2 >> 16)
Darkvater@1796:  * @todo Unfortunately you cannot safely restore the unitnumber or the old vehicle
Darkvater@1796:  * as far as I can see. We can store it in BackuppedOrders, and restore it, but
Darkvater@1796:  * but we have no way of seeing it has been tampered with or not, as we have no
Darkvater@1796:  * legit way of knowing what that ID was.@n
Darkvater@1796:  * If we do want to backup/restore it, just add UnitID uid to BackuppedOrders, and
Darkvater@1796:  * restore it as parameter 'y' (ugly hack I know) for example. "v->unitnumber = y;"
truelight@0:  */
rubidium@6943: CommandCost CmdRestoreOrderIndex(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
truelight@0: {
Darkvater@1796: 	Vehicle *v;
truelight@4391: 	VehicleOrderID cur_ord = GB(p2,  0, 16);
tron@2635: 	uint16 serv_int = GB(p2, 16, 16);
tron@1718: 
truelight@4352: 	if (!IsValidVehicleID(p1)) return CMD_ERROR;
Darkvater@1796: 
Darkvater@1796: 	v = GetVehicle(p1);
truelight@4352: 
Darkvater@1796: 	/* Check the vehicle type and ownership, and if the service interval and order are in range */
truelight@4352: 	if (!CheckOwnership(v->owner)) return CMD_ERROR;
Darkvater@1796: 	if (serv_int != GetServiceIntervalClamped(serv_int) || cur_ord >= v->num_orders) return CMD_ERROR;
tron@1718: 
truelight@0: 	if (flags & DC_EXEC) {
Darkvater@1796: 		v->cur_order_index = cur_ord;
Darkvater@1796: 		v->service_interval = serv_int;
truelight@0: 	}
truelight@1024: 
rubidium@6950: 	return CommandCost();
truelight@0: }
dominik@19: 
tron@4177: 
tron@4177: static TileIndex GetStationTileForVehicle(const Vehicle* v, const Station* st)
tron@4177: {
tron@4177: 	switch (v->type) {
tron@4177: 		default: NOT_REACHED();
rubidium@6259: 		case VEH_TRAIN:     return st->train_tile;
glx@7683: 		case VEH_AIRCRAFT:  return CanAircraftUseStation(v->engine_type, st) ? st->airport_tile : 0;
rubidium@6259: 		case VEH_SHIP:      return st->dock_tile;
rubidium@6259: 		case VEH_ROAD:
peter1138@6329: 			if (IsCargoInClass(v->cargo_type, CC_PASSENGERS)) {
tron@4177: 				return (st->bus_stops != NULL) ? st->bus_stops->xy : 0;
tron@4177: 			} else {
tron@4177: 				return (st->truck_stops != NULL) ? st->truck_stops->xy : 0;
tron@4177: 			}
tron@4177: 	}
tron@4177: }
tron@4177: 
tron@4177: 
truelight@1024: /**
truelight@1024:  *
truelight@1024:  * Check the orders of a vehicle, to see if there are invalid orders and stuff
truelight@1024:  *
truelight@1024:  */
tron@3140: void CheckOrders(const Vehicle* v)
dominik@19: {
truelight@1024: 	/* Does the user wants us to check things? */
rubidium@9354: 	if (_settings.gui.order_review_system == 0) return;
dominik@19: 
truelight@1024: 	/* Do nothing for crashed vehicles */
tron@3140: 	if (v->vehstatus & VS_CRASHED) return;
truelight@1024: 
truelight@1024: 	/* Do nothing for stopped vehicles if setting is '1' */
rubidium@9354: 	if (_settings.gui.order_review_system == 1 && v->vehstatus & VS_STOPPED)
tron@3140: 		return;
truelight@1024: 
celestar@1053: 	/* do nothing we we're not the first vehicle in a share-chain */
tron@3140: 	if (v->next_shared != NULL) return;
celestar@1053: 
truelight@1024: 	/* Only check every 20 days, so that we don't flood the message log */
tron@2549: 	if (v->owner == _local_player && v->day_counter % 20 == 0) {
truelight@1024: 		int n_st, problem_type = -1;
truelight@1024: 		const Order *order;
truelight@1024: 		int message = 0;
dominik@55: 
truelight@1024: 		/* Check the order list */
dominik@55: 		n_st = 0;
dominik@55: 
truelight@1024: 		FOR_VEHICLE_ORDERS(v, order) {
truelight@1024: 			/* Dummy order? */
rubidium@8836: 			if (order->IsType(OT_DUMMY)) {
dominik@55: 				problem_type = 1;
dominik@55: 				break;
dominik@55: 			}
truelight@1024: 			/* Does station have a load-bay for this vehicle? */
rubidium@8836: 			if (order->IsType(OT_GOTO_STATION)) {
rubidium@8840: 				const Station* st = GetStation(order->GetDestination());
tron@4177: 				TileIndex required_tile = GetStationTileForVehicle(v, st);
truelight@1024: 
dominik@19: 				n_st++;
tron@2639: 				if (required_tile == 0) problem_type = 3;
dominik@19: 			}
dominik@19: 		}
dominik@19: 
truelight@1024: 		/* Check if the last and the first order are the same */
tron@4077: 		if (v->num_orders > 1) {
tron@4077: 			const Order* last = GetLastVehicleOrder(v);
tron@4077: 
rubidium@8835: 			if (v->orders->Equals(*last)) {
tron@4077: 				problem_type = 2;
tron@4077: 			}
tron@4077: 		}
truelight@193: 
truelight@1024: 		/* Do we only have 1 station in our order list? */
tron@2639: 		if (n_st < 2 && problem_type == -1) problem_type = 0;
truelight@193: 
truelight@1024: 		/* We don't have a problem */
tron@3140: 		if (problem_type < 0) return;
truelight@193: 
bjarni@5955: 		message = STR_TRAIN_HAS_TOO_FEW_ORDERS + (v->type << 2) + problem_type;
Darkvater@5380: 		//DEBUG(misc, 3, "Triggered News Item for vehicle %d", v->index);
truelight@193: 
truelight@1024: 		SetDParam(0, v->unitnumber);
tron@3140: 		AddNewsItem(
dominik@55: 			message,
rubidium@9234: 			NS_ADVICE,
dominik@55: 			v->index,
tron@3140: 			0
tron@3140: 		);
dominik@19: 	}
dominik@19: }
truelight@1024: 
truelight@1024: /**
truelight@4351:  * Removes an order from all vehicles. Triggers when, say, a station is removed.
truelight@4351:  * @param type The type of the order (OT_GOTO_[STATION|DEPOT|WAYPOINT]).
truelight@4351:  * @param destination The destination. Can be a StationID, DepotID or WaypointID.
truelight@1024:  */
truelight@4389: void RemoveOrderFromAllVehicles(OrderType type, DestinationID destination)
truelight@1024: {
truelight@1024: 	Vehicle *v;
truelight@1024: 
tron@4528: 	/* Aircraft have StationIDs for depot orders and never use DepotIDs
tron@4528: 	 * This fact is handled specially below
tron@4528: 	 */
tron@4528: 
truelight@1024: 	/* Go through all vehicles */
truelight@1024: 	FOR_ALL_VEHICLES(v) {
tron@4533: 		Order *order;
tron@4533: 		bool invalidate;
tron@4533: 
truelight@1024: 		/* Forget about this station if this station is removed */
tron@4533: 		if (v->last_station_visited == destination && type == OT_GOTO_STATION) {
truelight@1266: 			v->last_station_visited = INVALID_STATION;
tron@4533: 		}
truelight@1024: 
tron@4533: 		order = &v->current_order;
rubidium@8836: 		if ((v->type == VEH_AIRCRAFT && order->IsType(OT_GOTO_DEPOT) ? OT_GOTO_STATION : order->GetType()) == type &&
rubidium@8840: 				v->current_order.GetDestination() == destination) {
rubidium@8836: 			order->MakeDummy();
truelight@1024: 			InvalidateWindow(WC_VEHICLE_VIEW, v->index);
truelight@1024: 		}
truelight@1024: 
truelight@1024: 		/* Clear the order from the order-list */
tron@4533: 		invalidate = false;
truelight@1024: 		FOR_VEHICLE_ORDERS(v, order) {
rubidium@8836: 			if ((v->type == VEH_AIRCRAFT && order->IsType(OT_GOTO_DEPOT) ? OT_GOTO_STATION : order->GetType()) == type &&
rubidium@8840: 					order->GetDestination() == destination) {
rubidium@8836: 				order->MakeDummy();
tron@4533: 				invalidate = true;
truelight@1024: 			}
truelight@1024: 		}
truelight@1024: 
truelight@1024: 		/* Only invalidate once, and if needed */
tron@4533: 		if (invalidate) InvalidateWindow(WC_VEHICLE_ORDERS, v->index);
truelight@1024: 	}
truelight@1024: }
truelight@1024: 
truelight@1024: /**
truelight@1024:  *
truelight@1024:  * Checks if a vehicle has a GOTO_DEPOT in his order list
truelight@1024:  *
truelight@1024:  * @return True if this is true (lol ;))
truelight@1024:  *
truelight@1024:  */
truelight@1024: bool VehicleHasDepotOrders(const Vehicle *v)
truelight@1024: {
truelight@1024: 	const Order *order;
truelight@1024: 
truelight@1024: 	FOR_VEHICLE_ORDERS(v, order) {
rubidium@8836: 		if (order->IsType(OT_GOTO_DEPOT))
truelight@1024: 			return true;
truelight@1024: 	}
truelight@1024: 
truelight@1024: 	return false;
truelight@1024: }
truelight@1024: 
truelight@1024: /**
truelight@1024:  *
truelight@1024:  * Delete all orders from a vehicle
truelight@1024:  *
truelight@1024:  */
truelight@1024: void DeleteVehicleOrders(Vehicle *v)
truelight@1024: {
tron@3139: 	DeleteOrderWarnings(v);
tron@3139: 
truelight@1024: 	/* If we have a shared order-list, don't delete the list, but just
truelight@1024: 	    remove our pointer */
belugas@8469: 	if (v->IsOrderListShared()) {
truelight@6337: 		Vehicle *u = v;
truelight@1024: 
truelight@1024: 		v->orders = NULL;
truelight@1024: 		v->num_orders = 0;
truelight@1024: 
truelight@1024: 		/* Unlink ourself */
truelight@1024: 		if (v->prev_shared != NULL) {
truelight@1024: 			v->prev_shared->next_shared = v->next_shared;
truelight@1024: 			u = v->prev_shared;
truelight@1024: 		}
truelight@1024: 		if (v->next_shared != NULL) {
truelight@1024: 			v->next_shared->prev_shared = v->prev_shared;
truelight@1024: 			u = v->next_shared;
truelight@1024: 		}
truelight@1024: 		v->prev_shared = NULL;
truelight@1024: 		v->next_shared = NULL;
truelight@1024: 
truelight@6337: 		/* If we are the only one left in the Shared Order Vehicle List,
truelight@6337: 		 *  remove it, as we are no longer a Shared Order Vehicle */
truelight@6370: 		if (u->prev_shared == NULL && u->next_shared == NULL && u->orders != NULL) RemoveSharedOrderVehicleList(u);
truelight@6337: 
truelight@1024: 		/* We only need to update this-one, because if there is a third
rubidium@4549: 		 *  vehicle which shares the same order-list, nothing will change. If
rubidium@4549: 		 *  this is the last vehicle, the last line of the order-window
rubidium@4549: 		 *  will change from Shared order list, to Order list, so it needs
rubidium@4549: 		 *  an update */
truelight@1024: 		InvalidateVehicleOrder(u);
truelight@1024: 		return;
truelight@1024: 	}
truelight@1024: 
truelight@1024: 	/* Remove the orders */
bjarni@6263: 	Order *cur = v->orders;
truelight@6336: 	/* Delete the vehicle list of shared orders, if any */
truelight@6336: 	if (cur != NULL) RemoveSharedOrderVehicleList(v);
truelight@1024: 	v->orders = NULL;
truelight@1024: 	v->num_orders = 0;
truelight@1024: 
bjarni@4735: 	if (cur != NULL) {
bjarni@6263: 		cur->FreeChain(); // Free the orders.
truelight@1024: 	}
truelight@1024: }
truelight@1024: 
rubidium@8211: Date GetServiceIntervalClamped(uint index)
rubidium@8211: {
rubidium@9354: 	return (_settings.vehicle.servint_ispercent) ? Clamp(index, MIN_SERVINT_PERCENT, MAX_SERVINT_PERCENT) : Clamp(index, MIN_SERVINT_DAYS, MAX_SERVINT_DAYS);
rubidium@8211: }
rubidium@8211: 
rubidium@8827: /**
rubidium@8830:  *
rubidium@8830:  * Check if a vehicle has any valid orders
rubidium@8830:  *
rubidium@8830:  * @return false if there are no valid orders
rubidium@8830:  *
rubidium@8830:  */
rubidium@8830: static bool CheckForValidOrders(const Vehicle *v)
rubidium@8830: {
rubidium@8830: 	const Order *order;
rubidium@8830: 
rubidium@8836: 	FOR_VEHICLE_ORDERS(v, order) if (!order->IsType(OT_DUMMY)) return true;
rubidium@8830: 
rubidium@8830: 	return false;
rubidium@8830: }
rubidium@8830: 
rubidium@8830: /**
rubidium@8900:  * Compare the variable and value based on the given comparator.
rubidium@8900:  */
rubidium@8900: static bool OrderConditionCompare(OrderConditionComparator occ, int variable, int value)
rubidium@8900: {
rubidium@8900: 	switch (occ) {
rubidium@8900: 		case OCC_EQUALS:      return variable == value;
rubidium@8900: 		case OCC_NOT_EQUALS:  return variable != value;
rubidium@8900: 		case OCC_LESS_THAN:   return variable <  value;
rubidium@8900: 		case OCC_LESS_EQUALS: return variable <= value;
rubidium@8900: 		case OCC_MORE_THAN:   return variable >  value;
rubidium@8900: 		case OCC_MORE_EQUALS: return variable >= value;
rubidium@8900: 		case OCC_IS_TRUE:     return variable != 0;
rubidium@8900: 		case OCC_IS_FALSE:    return variable == 0;
rubidium@8900: 		default: NOT_REACHED();
rubidium@8900: 	}
rubidium@8900: }
rubidium@8900: 
rubidium@8900: /**
rubidium@8827:  * Handle the orders of a vehicle and determine the next place
rubidium@8827:  * to go to if needed.
rubidium@8827:  * @param v the vehicle to do this for.
rubidium@8827:  * @return true *if* the vehicle is eligible for reversing
rubidium@8827:  *              (basically only when leaving a station).
rubidium@8827:  */
rubidium@8827: bool ProcessOrders(Vehicle *v)
rubidium@8827: {
rubidium@8836: 	switch (v->current_order.GetType()) {
rubidium@8827: 		case OT_GOTO_DEPOT:
rubidium@8827: 			/* Let a depot order in the orderlist interrupt. */
rubidium@8853: 			if (!(v->current_order.GetDepotOrderType() & ODTFB_PART_OF_ORDERS)) return false;
rubidium@8827: 
frosch@8862: 			if ((v->current_order.GetDepotOrderType() & ODTFB_SERVICE) && !v->NeedsServicing()) {
rubidium@8827: 				UpdateVehicleTimetable(v, true);
rubidium@8827: 				v->cur_order_index++;
rubidium@8827: 			}
rubidium@8827: 			break;
rubidium@8827: 
rubidium@8827: 		case OT_LOADING:
rubidium@8830: 			return false;
rubidium@8830: 
rubidium@8827: 		case OT_LEAVESTATION:
rubidium@8830: 			if (v->type != VEH_AIRCRAFT) return false;
rubidium@8830: 			break;
rubidium@8827: 
rubidium@8827: 		default: break;
rubidium@8827: 	}
rubidium@8827: 
rubidium@8827: 	/**
rubidium@8827: 	 * Reversing because of order change is allowed only just after leaving a
rubidium@8827: 	 * station (and the difficulty setting to allowed, of course)
rubidium@8827: 	 * this can be detected because only after OT_LEAVESTATION, current_order
rubidium@8827: 	 * will be reset to nothing. (That also happens if no order, but in that case
rubidium@8827: 	 * it won't hit the point in code where may_reverse is checked)
rubidium@8827: 	 */
rubidium@8836: 	bool may_reverse = v->current_order.IsType(OT_NOTHING);
rubidium@8827: 
rubidium@8827: 	/* Check if we've reached the waypoint? */
rubidium@8836: 	if (v->current_order.IsType(OT_GOTO_WAYPOINT) && v->tile == v->dest_tile) {
rubidium@8827: 		UpdateVehicleTimetable(v, true);
rubidium@8827: 		v->cur_order_index++;
rubidium@8827: 	}
rubidium@8827: 
rubidium@8848: 	/* Check if we've reached a non-stop station.. */
frosch@8941: 	if (v->current_order.IsType(OT_GOTO_STATION) && (v->current_order.GetNonStopType() & ONSF_NO_STOP_AT_DESTINATION_STATION) &&
rubidium@8827: 			IsTileType(v->tile, MP_STATION) &&
rubidium@8840: 			v->current_order.GetDestination() == GetStationIndex(v->tile)) {
rubidium@8840: 		v->last_station_visited = v->current_order.GetDestination();
rubidium@8827: 		UpdateVehicleTimetable(v, true);
rubidium@8827: 		v->cur_order_index++;
rubidium@8827: 	}
rubidium@8827: 
rubidium@8827: 	/* Get the current order */
rubidium@8827: 	if (v->cur_order_index >= v->num_orders) v->cur_order_index = 0;
rubidium@8827: 
rubidium@8827: 	const Order *order = GetVehicleOrder(v, v->cur_order_index);
rubidium@8827: 
rubidium@8827: 	/* If no order, do nothing. */
rubidium@8836: 	if (order == NULL || (v->type == VEH_AIRCRAFT && order->IsType(OT_DUMMY) && !CheckForValidOrders(v))) {
rubidium@8830: 		if (v->type == VEH_AIRCRAFT) {
rubidium@8830: 			/* Aircraft do something vastly different here, so handle separately */
rubidium@8830: 			extern void HandleMissingAircraftOrders(Vehicle *v);
rubidium@8830: 			HandleMissingAircraftOrders(v);
rubidium@8830: 			return false;
rubidium@8830: 		}
rubidium@8830: 
rubidium@8827: 		v->current_order.Free();
rubidium@8827: 		v->dest_tile = 0;
rubidium@8827: 		if (v->type == VEH_ROAD) ClearSlot(v);
rubidium@8827: 		return false;
rubidium@8827: 	}
rubidium@8827: 
rubidium@8827: 	/* If it is unchanged, keep it. */
rubidium@8911: 	if (order->Equals(v->current_order) && (v->type == VEH_AIRCRAFT || v->dest_tile != 0) &&
rubidium@8840: 			(v->type != VEH_SHIP || !order->IsType(OT_GOTO_STATION) || GetStation(order->GetDestination())->dock_tile != 0)) {
rubidium@8827: 		return false;
rubidium@8827: 	}
rubidium@8827: 
rubidium@8827: 	/* Otherwise set it, and determine the destination tile. */
rubidium@8827: 	v->current_order = *order;
rubidium@8827: 
rubidium@8827: 	InvalidateVehicleOrder(v);
rubidium@8827: 	switch (v->type) {
rubidium@8827: 		default:
rubidium@8827: 			NOT_REACHED();
rubidium@8827: 
rubidium@8827: 		case VEH_ROAD:
rubidium@8827: 		case VEH_TRAIN:
rubidium@8827: 			break;
rubidium@8827: 
rubidium@8830: 		case VEH_AIRCRAFT:
rubidium@8827: 		case VEH_SHIP:
smatz@9043: 			InvalidateWindowClasses(GetWindowClassForVehicleType(v->type));
rubidium@8827: 			break;
rubidium@8827: 	}
rubidium@8827: 
rubidium@8836: 	switch (order->GetType()) {
rubidium@8827: 		case OT_GOTO_STATION:
rubidium@8840: 			v->dest_tile = v->GetOrderStationLocation(order->GetDestination());
rubidium@8827: 			break;
rubidium@8827: 
rubidium@8827: 		case OT_GOTO_DEPOT:
rubidium@8894: 			if (v->current_order.GetDepotActionType() & ODATFB_NEAREST_DEPOT) {
rubidium@8894: 				/* We need to search for the nearest depot (hangar). */
rubidium@8894: 				TileIndex location;
rubidium@8894: 				DestinationID destination;
rubidium@8894: 				bool reverse;
rubidium@8894: 
rubidium@8894: 				if (v->FindClosestDepot(&location, &destination, &reverse)) {
rubidium@8894: 					v->dest_tile = location;
rubidium@8894: 					v->current_order.MakeGoToDepot(destination, ODTFB_PART_OF_ORDERS);
rubidium@8894: 
rubidium@8894: 					/* If there is no depot in front, reverse automatically (trains only) */
rubidium@8894: 					if (v->type == VEH_TRAIN && reverse) DoCommand(v->tile, v->index, 0, DC_EXEC, CMD_REVERSE_TRAIN_DIRECTION);
rubidium@8894: 
rubidium@8894: 					if (v->type == VEH_AIRCRAFT && v->u.air.state == FLYING && v->u.air.targetairport != destination) {
rubidium@8894: 						/* The aircraft is now heading for a different hangar than the next in the orders */
rubidium@8894: 						extern void AircraftNextAirportPos_and_Order(Vehicle *v);
rubidium@8894: 						AircraftNextAirportPos_and_Order(v);
rubidium@8894: 					}
rubidium@8894: 				} else {
rubidium@8894: 					UpdateVehicleTimetable(v, true);
rubidium@8894: 					v->cur_order_index++;
rubidium@8894: 				}
rubidium@8894: 			} else if (v->type != VEH_AIRCRAFT) {
rubidium@8894: 				v->dest_tile = GetDepot(order->GetDestination())->xy;
rubidium@8894: 			}
rubidium@8827: 			break;
rubidium@8827: 
rubidium@8827: 		case OT_GOTO_WAYPOINT:
rubidium@8840: 			v->dest_tile = GetWaypoint(order->GetDestination())->xy;
rubidium@8827: 			break;
rubidium@8827: 
rubidium@8900: 		case OT_CONDITIONAL: {
rubidium@8900: 			bool skip_order = false;
rubidium@8900: 			OrderConditionComparator occ = order->GetConditionComparator();
rubidium@8900: 			uint16 value = order->GetConditionValue();
rubidium@8900: 
rubidium@8900: 			switch (order->GetConditionVariable()) {
rubidium@8900: 				case OCV_LOAD_PERCENTAGE:  skip_order = OrderConditionCompare(occ, CalcPercentVehicleFilled(v, NULL), value); break;
rubidium@8900: 				case OCV_RELIABILITY:      skip_order = OrderConditionCompare(occ, v->reliability * 100 >> 16,        value); break;
rubidium@8900: 				case OCV_MAX_SPEED:        skip_order = OrderConditionCompare(occ, v->GetDisplayMaxSpeed(),           value); break;
rubidium@8900: 				case OCV_AGE:              skip_order = OrderConditionCompare(occ, v->age / 366,                      value); break;
rubidium@8900: 				case OCV_REQUIRES_SERVICE: skip_order = OrderConditionCompare(occ, v->NeedsServicing(),               value); break;
rubidium@8903: 				case OCV_UNCONDITIONALLY:  skip_order = true; break;
rubidium@8900: 				default: NOT_REACHED();
rubidium@8900: 			}
rubidium@8900: 			UpdateVehicleTimetable(v, true);
rubidium@8900: 			if (skip_order) {
rubidium@8900: 				v->cur_order_index = order->GetConditionSkipToOrder();
rubidium@8900: 			} else {
rubidium@8900: 				v->cur_order_index++;
rubidium@8900: 			}
rubidium@8900: 		} return false;
rubidium@8900: 
rubidium@8827: 		default:
rubidium@8827: 			v->dest_tile = 0;
rubidium@8827: 			return false;
rubidium@8827: 	}
rubidium@8827: 
rubidium@8827: 	return may_reverse;
rubidium@8827: }
truelight@1024: 
rubidium@8832: /**
rubidium@8832:  * Check whether the given vehicle should stop at the given station
rubidium@8832:  * based on this order and the non-stop settings.
rubidium@8832:  * @param v       the vehicle that might be stopping.
rubidium@8832:  * @param station the station to stop at.
rubidium@8832:  * @return true if the vehicle should stop.
rubidium@8832:  */
rubidium@8832: bool Order::ShouldStopAtStation(const Vehicle *v, StationID station) const
rubidium@8832: {
frosch@8941: 	bool is_dest_station = this->IsType(OT_GOTO_STATION) && this->dest == station;
rubidium@8832: 	return
rubidium@9076: 			(!this->IsType(OT_GOTO_DEPOT) || (this->GetDepotOrderType() & ODTFB_PART_OF_ORDERS) != 0) &&
rubidium@8832: 			v->last_station_visited != station && // Do stop only when we've not just been there
rubidium@8848: 			/* Finally do stop when there is no non-stop flag set for this type of station. */
frosch@8941: 			!(this->GetNonStopType() & (is_dest_station ? ONSF_NO_STOP_AT_DESTINATION_STATION : ONSF_NO_STOP_AT_INTERMEDIATE_STATIONS));
rubidium@8832: }
rubidium@8832: 
rubidium@6247: void InitializeOrders()
truelight@1024: {
rubidium@7401: 	_Order_pool.CleanPool();
rubidium@7401: 	_Order_pool.AddBlockToPool();
truelight@1024: 
truelight@1024: 	_backup_orders_tile = 0;
truelight@1024: }
truelight@1024: 
rubidium@8836: const SaveLoad *GetOrderDescription() {
Darkvater@1881: static const SaveLoad _order_desc[] = {
tron@4527: 	SLE_VAR(Order, type,  SLE_UINT8),
tron@4527: 	SLE_VAR(Order, flags, SLE_UINT8),
tron@4527: 	SLE_VAR(Order, dest,  SLE_UINT16),
tron@4527: 	SLE_REF(Order, next,  REF_ORDER),
maedhros@6980: 	SLE_CONDVAR(Order, refit_cargo,    SLE_UINT8,  36, SL_MAX_VERSION),
maedhros@6980: 	SLE_CONDVAR(Order, refit_subtype,  SLE_UINT8,  36, SL_MAX_VERSION),
maedhros@6980: 	SLE_CONDVAR(Order, wait_time,      SLE_UINT16, 67, SL_MAX_VERSION),
maedhros@6980: 	SLE_CONDVAR(Order, travel_time,    SLE_UINT16, 67, SL_MAX_VERSION),
truelight@1024: 
bjarni@4712: 	/* Leftover from the minor savegame version stuff
bjarni@4712: 	 * We will never use those free bytes, but we have to keep this line to allow loading of old savegames */
bjarni@4712: 	SLE_CONDNULL(10, 5, 35),
truelight@1024: 	SLE_END()
truelight@1024: };
rubidium@8836: 	return _order_desc;
rubidium@8836: }
truelight@1024: 
rubidium@6247: static void Save_ORDR()
truelight@1024: {
truelight@1024: 	Order *order;
truelight@1024: 
truelight@1024: 	FOR_ALL_ORDERS(order) {
truelight@4346: 		SlSetArrayIndex(order->index);
rubidium@8836: 		SlObject(order, GetOrderDescription());
truelight@1024: 	}
truelight@1024: }
truelight@1024: 
rubidium@6247: static void Load_ORDR()
truelight@1024: {
truelight@2685: 	if (CheckSavegameVersionOldStyle(5, 2)) {
truelight@2685: 		/* Version older than 5.2 did not have a ->next pointer. Convert them
truelight@1024: 		    (in the old days, the orderlist was 5000 items big) */
truelight@1024: 		uint len = SlGetFieldLength();
truelight@1024: 		uint i;
truelight@1024: 
truelight@2685: 		if (CheckSavegameVersion(5)) {
truelight@1024: 			/* Pre-version 5 had an other layout for orders
truelight@1024: 			    (uint16 instead of uint32) */
truelight@1024: 			len /= sizeof(uint16);
rubidium@8373: 			uint16 *orders = MallocT<uint16>(len + 1);
truelight@1024: 
truelight@1024: 			SlArray(orders, len, SLE_UINT16);
truelight@1024: 
truelight@1024: 			for (i = 0; i < len; ++i) {
rubidium@7391: 				Order *order = new (i) Order();
rubidium@8835: 				order->AssignOrder(UnpackVersion4Order(orders[i]));
truelight@1024: 			}
rubidium@8373: 
rubidium@8373: 			free(orders);
truelight@2685: 		} else if (CheckSavegameVersionOldStyle(5, 2)) {
rubidium@8373: 			len /= sizeof(uint16);
rubidium@8373: 			uint16 *orders = MallocT<uint16>(len + 1);
truelight@1024: 
truelight@1024: 			SlArray(orders, len, SLE_UINT32);
truelight@1024: 
truelight@1024: 			for (i = 0; i < len; ++i) {
rubidium@8839: 				new (i) Order(orders[i]);
truelight@1024: 			}
rubidium@8373: 
rubidium@8373: 			free(orders);
truelight@1024: 		}
truelight@1024: 
truelight@1024: 		/* Update all the next pointer */
truelight@1024: 		for (i = 1; i < len; ++i) {
truelight@1024: 			/* The orders were built like this:
bjarni@6263: 			 *   While the order is valid, set the previous will get it's next pointer set
bjarni@6263: 			 *   We start with index 1 because no order will have the first in it's next pointer */
bjarni@6263: 			if (GetOrder(i)->IsValid())
truelight@1024: 				GetOrder(i - 1)->next = GetOrder(i);
truelight@1024: 		}
truelight@1024: 	} else {
truelight@1024: 		int index;
truelight@1024: 
truelight@1024: 		while ((index = SlIterateArray()) != -1) {
rubidium@7391: 			Order *order = new (index) Order();
rubidium@8836: 			SlObject(order, GetOrderDescription());
truelight@1024: 		}
truelight@1024: 	}
truelight@1024: }
truelight@1024: 
rubidium@5587: extern const ChunkHandler _order_chunk_handlers[] = {
truelight@1024: 	{ 'ORDR', Save_ORDR, Load_ORDR, CH_ARRAY | CH_LAST},
truelight@1024: };