655 lines
23 KiB
C++
655 lines
23 KiB
C++
/* $Id$ */
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/** @file command.cpp Handling of commands. */
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#include "stdafx.h"
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#include "openttd.h"
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#include "landscape.h"
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#include "tile_map.h"
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#include "gui.h"
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#include "command_func.h"
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#include "network/network.h"
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#include "variables.h"
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#include "genworld.h"
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#include "newgrf_storage.h"
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#include "strings_func.h"
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#include "gfx_func.h"
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#include "functions.h"
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#include "town.h"
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#include "date_func.h"
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#include "debug.h"
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#include "company_func.h"
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#include "company_base.h"
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#include "signal_func.h"
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#include "table/strings.h"
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StringID _error_message;
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/**
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* Helper macro to define the header of all command handler macros.
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*
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* This macro create the function header for a given command handler function, as
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* all command handler functions got the parameters from the #CommandProc callback
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* type.
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*
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* @param yyyy The desired function name of the new command handler function.
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*/
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#define DEF_COMMAND(yyyy) CommandCost yyyy(TileIndex tile, uint32 flags, uint32 p1, uint32 p2, const char *text)
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DEF_COMMAND(CmdBuildRailroadTrack);
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DEF_COMMAND(CmdRemoveRailroadTrack);
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DEF_COMMAND(CmdBuildSingleRail);
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DEF_COMMAND(CmdRemoveSingleRail);
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DEF_COMMAND(CmdLandscapeClear);
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DEF_COMMAND(CmdBuildBridge);
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DEF_COMMAND(CmdBuildRailroadStation);
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DEF_COMMAND(CmdRemoveFromRailroadStation);
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DEF_COMMAND(CmdConvertRail);
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DEF_COMMAND(CmdBuildSingleSignal);
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DEF_COMMAND(CmdRemoveSingleSignal);
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DEF_COMMAND(CmdTerraformLand);
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DEF_COMMAND(CmdPurchaseLandArea);
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DEF_COMMAND(CmdSellLandArea);
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DEF_COMMAND(CmdBuildTunnel);
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DEF_COMMAND(CmdBuildTrainDepot);
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DEF_COMMAND(CmdBuildTrainWaypoint);
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DEF_COMMAND(CmdRenameWaypoint);
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DEF_COMMAND(CmdRemoveTrainWaypoint);
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DEF_COMMAND(CmdBuildRoadStop);
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DEF_COMMAND(CmdRemoveRoadStop);
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DEF_COMMAND(CmdBuildLongRoad);
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DEF_COMMAND(CmdRemoveLongRoad);
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DEF_COMMAND(CmdBuildRoad);
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DEF_COMMAND(CmdRemoveRoad);
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DEF_COMMAND(CmdBuildRoadDepot);
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DEF_COMMAND(CmdBuildAirport);
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DEF_COMMAND(CmdBuildDock);
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DEF_COMMAND(CmdBuildShipDepot);
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DEF_COMMAND(CmdBuildBuoy);
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DEF_COMMAND(CmdPlantTree);
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DEF_COMMAND(CmdBuildRailVehicle);
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DEF_COMMAND(CmdMoveRailVehicle);
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DEF_COMMAND(CmdSellRailWagon);
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DEF_COMMAND(CmdSendTrainToDepot);
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DEF_COMMAND(CmdForceTrainProceed);
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DEF_COMMAND(CmdReverseTrainDirection);
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DEF_COMMAND(CmdModifyOrder);
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DEF_COMMAND(CmdSkipToOrder);
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DEF_COMMAND(CmdDeleteOrder);
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DEF_COMMAND(CmdInsertOrder);
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DEF_COMMAND(CmdChangeServiceInt);
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DEF_COMMAND(CmdRestoreOrderIndex);
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DEF_COMMAND(CmdBuildIndustry);
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DEF_COMMAND(CmdBuildCompanyHQ);
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DEF_COMMAND(CmdSetCompanyManagerFace);
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DEF_COMMAND(CmdSetCompanyColor);
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DEF_COMMAND(CmdIncreaseLoan);
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DEF_COMMAND(CmdDecreaseLoan);
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DEF_COMMAND(CmdWantEnginePreview);
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DEF_COMMAND(CmdRenameVehicle);
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DEF_COMMAND(CmdRenameEngine);
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DEF_COMMAND(CmdRenameCompany);
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DEF_COMMAND(CmdRenamePresident);
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DEF_COMMAND(CmdRenameStation);
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DEF_COMMAND(CmdSellAircraft);
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DEF_COMMAND(CmdBuildAircraft);
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DEF_COMMAND(CmdSendAircraftToHangar);
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DEF_COMMAND(CmdRefitAircraft);
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DEF_COMMAND(CmdPlaceSign);
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DEF_COMMAND(CmdRenameSign);
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DEF_COMMAND(CmdBuildRoadVeh);
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DEF_COMMAND(CmdSellRoadVeh);
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DEF_COMMAND(CmdSendRoadVehToDepot);
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DEF_COMMAND(CmdTurnRoadVeh);
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DEF_COMMAND(CmdRefitRoadVeh);
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DEF_COMMAND(CmdPause);
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DEF_COMMAND(CmdBuyShareInCompany);
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DEF_COMMAND(CmdSellShareInCompany);
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DEF_COMMAND(CmdBuyCompany);
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DEF_COMMAND(CmdBuildTown);
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DEF_COMMAND(CmdRenameTown);
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DEF_COMMAND(CmdDoTownAction);
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DEF_COMMAND(CmdSetRoadDriveSide);
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DEF_COMMAND(CmdChangePatchSetting);
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DEF_COMMAND(CmdSellShip);
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DEF_COMMAND(CmdBuildShip);
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DEF_COMMAND(CmdSendShipToDepot);
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DEF_COMMAND(CmdRefitShip);
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DEF_COMMAND(CmdOrderRefit);
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DEF_COMMAND(CmdCloneOrder);
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DEF_COMMAND(CmdClearArea);
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DEF_COMMAND(CmdGiveMoney);
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DEF_COMMAND(CmdMoneyCheat);
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DEF_COMMAND(CmdBuildCanal);
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DEF_COMMAND(CmdBuildLock);
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DEF_COMMAND(CmdCompanyCtrl);
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DEF_COMMAND(CmdLevelLand);
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DEF_COMMAND(CmdRefitRailVehicle);
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DEF_COMMAND(CmdBuildSignalTrack);
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DEF_COMMAND(CmdRemoveSignalTrack);
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DEF_COMMAND(CmdSetAutoReplace);
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DEF_COMMAND(CmdCloneVehicle);
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DEF_COMMAND(CmdStartStopVehicle);
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DEF_COMMAND(CmdMassStartStopVehicle);
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DEF_COMMAND(CmdAutoreplaceVehicle);
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DEF_COMMAND(CmdDepotSellAllVehicles);
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DEF_COMMAND(CmdDepotMassAutoReplace);
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DEF_COMMAND(CmdCreateGroup);
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DEF_COMMAND(CmdRenameGroup);
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DEF_COMMAND(CmdDeleteGroup);
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DEF_COMMAND(CmdAddVehicleGroup);
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DEF_COMMAND(CmdAddSharedVehicleGroup);
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DEF_COMMAND(CmdRemoveAllVehiclesGroup);
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DEF_COMMAND(CmdSetGroupReplaceProtection);
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DEF_COMMAND(CmdMoveOrder);
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DEF_COMMAND(CmdChangeTimetable);
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DEF_COMMAND(CmdSetVehicleOnTime);
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DEF_COMMAND(CmdAutofillTimetable);
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#undef DEF_COMMAND
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/**
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* The master command table
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*
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* This table contains all possible CommandProc functions with
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* the flags which belongs to it. The indizes are the same
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* as the value from the CMD_* enums.
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*/
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static const Command _command_proc_table[] = {
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{CmdBuildRailroadTrack, CMD_NO_WATER | CMD_AUTO}, /* CMD_BUILD_RAILROAD_TRACK */
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{CmdRemoveRailroadTrack, CMD_AUTO}, /* CMD_REMOVE_RAILROAD_TRACK */
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{CmdBuildSingleRail, CMD_NO_WATER | CMD_AUTO}, /* CMD_BUILD_SINGLE_RAIL */
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{CmdRemoveSingleRail, CMD_AUTO}, /* CMD_REMOVE_SINGLE_RAIL */
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{CmdLandscapeClear, 0}, /* CMD_LANDSCAPE_CLEAR */
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{CmdBuildBridge, CMD_AUTO}, /* CMD_BUILD_BRIDGE */
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{CmdBuildRailroadStation, CMD_NO_WATER | CMD_AUTO}, /* CMD_BUILD_RAILROAD_STATION */
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{CmdBuildTrainDepot, CMD_NO_WATER | CMD_AUTO}, /* CMD_BUILD_TRAIN_DEPOT */
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{CmdBuildSingleSignal, CMD_AUTO}, /* CMD_BUILD_SIGNALS */
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{CmdRemoveSingleSignal, CMD_AUTO}, /* CMD_REMOVE_SIGNALS */
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{CmdTerraformLand, CMD_AUTO}, /* CMD_TERRAFORM_LAND */
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{CmdPurchaseLandArea, CMD_NO_WATER | CMD_AUTO}, /* CMD_PURCHASE_LAND_AREA */
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{CmdSellLandArea, 0}, /* CMD_SELL_LAND_AREA */
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{CmdBuildTunnel, CMD_AUTO}, /* CMD_BUILD_TUNNEL */
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{CmdRemoveFromRailroadStation, 0}, /* CMD_REMOVE_FROM_RAILROAD_STATION */
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{CmdConvertRail, 0}, /* CMD_CONVERT_RAILD */
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{CmdBuildTrainWaypoint, 0}, /* CMD_BUILD_TRAIN_WAYPOINT */
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{CmdRenameWaypoint, 0}, /* CMD_RENAME_WAYPOINT */
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{CmdRemoveTrainWaypoint, 0}, /* CMD_REMOVE_TRAIN_WAYPOINT */
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{CmdBuildRoadStop, CMD_NO_WATER | CMD_AUTO}, /* CMD_BUILD_ROAD_STOP */
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{CmdRemoveRoadStop, 0}, /* CMD_REMOVE_ROAD_STOP */
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{CmdBuildLongRoad, CMD_NO_WATER | CMD_AUTO}, /* CMD_BUILD_LONG_ROAD */
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{CmdRemoveLongRoad, CMD_NO_TEST | CMD_AUTO}, /* CMD_REMOVE_LONG_ROAD; towns may disallow removing road bits (as they are connected) in test, but in exec they're removed and thus removing is allowed. */
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{CmdBuildRoad, 0}, /* CMD_BUILD_ROAD */
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{CmdRemoveRoad, 0}, /* CMD_REMOVE_ROAD */
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{CmdBuildRoadDepot, CMD_NO_WATER | CMD_AUTO}, /* CMD_BUILD_ROAD_DEPOT */
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{CmdBuildAirport, CMD_NO_WATER | CMD_AUTO}, /* CMD_BUILD_AIRPORT */
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{CmdBuildDock, CMD_AUTO}, /* CMD_BUILD_DOCK */
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{CmdBuildShipDepot, CMD_AUTO}, /* CMD_BUILD_SHIP_DEPOT */
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{CmdBuildBuoy, CMD_AUTO}, /* CMD_BUILD_BUOY */
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{CmdPlantTree, CMD_AUTO}, /* CMD_PLANT_TREE */
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{CmdBuildRailVehicle, 0}, /* CMD_BUILD_RAIL_VEHICLE */
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{CmdMoveRailVehicle, 0}, /* CMD_MOVE_RAIL_VEHICLE */
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{CmdSellRailWagon, 0}, /* CMD_SELL_RAIL_WAGON */
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{CmdSendTrainToDepot, 0}, /* CMD_SEND_TRAIN_TO_DEPOT */
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{CmdForceTrainProceed, 0}, /* CMD_FORCE_TRAIN_PROCEED */
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{CmdReverseTrainDirection, 0}, /* CMD_REVERSE_TRAIN_DIRECTION */
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{CmdModifyOrder, 0}, /* CMD_MODIFY_ORDER */
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{CmdSkipToOrder, 0}, /* CMD_SKIP_TO_ORDER */
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{CmdDeleteOrder, 0}, /* CMD_DELETE_ORDER */
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{CmdInsertOrder, 0}, /* CMD_INSERT_ORDER */
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{CmdChangeServiceInt, 0}, /* CMD_CHANGE_SERVICE_INT */
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{CmdBuildIndustry, 0}, /* CMD_BUILD_INDUSTRY */
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{CmdBuildCompanyHQ, CMD_NO_WATER | CMD_AUTO}, /* CMD_BUILD_COMPANY_HQ */
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{CmdSetCompanyManagerFace, 0}, /* CMD_SET_COMPANY_MANAGER_FACE */
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{CmdSetCompanyColor, 0}, /* CMD_SET_COMPANY_COLOR */
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{CmdIncreaseLoan, 0}, /* CMD_INCREASE_LOAN */
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{CmdDecreaseLoan, 0}, /* CMD_DECREASE_LOAN */
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{CmdWantEnginePreview, 0}, /* CMD_WANT_ENGINE_PREVIEW */
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{CmdRenameVehicle, 0}, /* CMD_RENAME_VEHICLE */
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{CmdRenameEngine, 0}, /* CMD_RENAME_ENGINE */
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{CmdRenameCompany, 0}, /* CMD_RENAME_COMPANY */
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{CmdRenamePresident, 0}, /* CMD_RENAME_PRESIDENT */
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{CmdRenameStation, 0}, /* CMD_RENAME_STATION */
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{CmdSellAircraft, 0}, /* CMD_SELL_AIRCRAFT */
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{CmdBuildAircraft, 0}, /* CMD_BUILD_AIRCRAFT */
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{CmdSendAircraftToHangar, 0}, /* CMD_SEND_AIRCRAFT_TO_HANGAR */
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{CmdRefitAircraft, 0}, /* CMD_REFIT_AIRCRAFT */
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{CmdPlaceSign, 0}, /* CMD_PLACE_SIGN */
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{CmdRenameSign, 0}, /* CMD_RENAME_SIGN */
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{CmdBuildRoadVeh, 0}, /* CMD_BUILD_ROAD_VEH */
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{CmdSellRoadVeh, 0}, /* CMD_SELL_ROAD_VEH */
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{CmdSendRoadVehToDepot, 0}, /* CMD_SEND_ROADVEH_TO_DEPOT */
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{CmdTurnRoadVeh, 0}, /* CMD_TURN_ROADVEH */
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{CmdRefitRoadVeh, 0}, /* CMD_REFIT_ROAD_VEH */
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{CmdPause, CMD_SERVER}, /* CMD_PAUSE */
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{CmdBuyShareInCompany, 0}, /* CMD_BUY_SHARE_IN_COMPANY */
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{CmdSellShareInCompany, 0}, /* CMD_SELL_SHARE_IN_COMPANY */
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{CmdBuyCompany, 0}, /* CMD_BUY_COMANY */
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{CmdBuildTown, CMD_OFFLINE}, /* CMD_BUILD_TOWN */
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{CmdRenameTown, CMD_SERVER}, /* CMD_RENAME_TOWN */
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{CmdDoTownAction, 0}, /* CMD_DO_TOWN_ACTION */
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{CmdSetRoadDriveSide, CMD_SERVER}, /* CMD_SET_ROAD_DRIVE_SIDE */
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{CmdSellShip, 0}, /* CMD_SELL_SHIP */
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{CmdBuildShip, 0}, /* CMD_BUILD_SHIP */
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{CmdSendShipToDepot, 0}, /* CMD_SEND_SHIP_TO_DEPOT */
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{CmdRefitShip, 0}, /* CMD_REFIT_SHIP */
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{CmdOrderRefit, 0}, /* CMD_ORDER_REFIT */
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{CmdCloneOrder, 0}, /* CMD_CLONE_ORDER */
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{CmdClearArea, CMD_NO_TEST}, /* CMD_CLEAR_AREA; destroying multi-tile houses makes town rating differ between test and execution */
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{CmdMoneyCheat, CMD_OFFLINE}, /* CMD_MONEY_CHEAT */
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{CmdBuildCanal, CMD_AUTO}, /* CMD_BUILD_CANAL */
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{CmdCompanyCtrl, 0}, /* CMD_COMPANY_CTRL */
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{CmdLevelLand, CMD_NO_TEST | CMD_AUTO}, /* CMD_LEVEL_LAND; test run might clear tiles multiple times, in execution that only happens once */
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{CmdRefitRailVehicle, 0}, /* CMD_REFIT_RAIL_VEHICLE */
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{CmdRestoreOrderIndex, 0}, /* CMD_RESTORE_ORDER_INDEX */
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{CmdBuildLock, CMD_AUTO}, /* CMD_BUILD_LOCK */
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{CmdBuildSignalTrack, CMD_AUTO}, /* CMD_BUILD_SIGNAL_TRACK */
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{CmdRemoveSignalTrack, CMD_AUTO}, /* CMD_REMOVE_SIGNAL_TRACK */
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{CmdGiveMoney, 0}, /* CMD_GIVE_MONEY */
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{CmdChangePatchSetting, CMD_SERVER}, /* CMD_CHANGE_PATCH_SETTING */
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{CmdSetAutoReplace, 0}, /* CMD_SET_AUTOREPLACE */
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{CmdCloneVehicle, CMD_NO_TEST}, /* CMD_CLONE_VEHICLE; NewGRF callbacks influence building and refitting making it impossible to correctly estimate the cost */
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{CmdStartStopVehicle, 0}, /* CMD_START_STOP_VEHICLE */
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{CmdMassStartStopVehicle, 0}, /* CMD_MASS_START_STOP */
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{CmdAutoreplaceVehicle, 0}, /* CMD_AUTOREPLACE_VEHICLE */
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{CmdDepotSellAllVehicles, 0}, /* CMD_DEPOT_SELL_ALL_VEHICLES */
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{CmdDepotMassAutoReplace, 0}, /* CMD_DEPOT_MASS_AUTOREPLACE */
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{CmdCreateGroup, 0}, /* CMD_CREATE_GROUP */
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{CmdDeleteGroup, 0}, /* CMD_DELETE_GROUP */
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{CmdRenameGroup, 0}, /* CMD_RENAME_GROUP */
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{CmdAddVehicleGroup, 0}, /* CMD_ADD_VEHICLE_GROUP */
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{CmdAddSharedVehicleGroup, 0}, /* CMD_ADD_SHARE_VEHICLE_GROUP */
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{CmdRemoveAllVehiclesGroup, 0}, /* CMD_REMOVE_ALL_VEHICLES_GROUP */
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{CmdSetGroupReplaceProtection, 0}, /* CMD_SET_GROUP_REPLACE_PROTECTION */
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{CmdMoveOrder, 0}, /* CMD_MOVE_ORDER */
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{CmdChangeTimetable, 0}, /* CMD_CHANGE_TIMETABLE */
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{CmdSetVehicleOnTime, 0}, /* CMD_SET_VEHICLE_ON_TIME */
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{CmdAutofillTimetable, 0}, /* CMD_AUTOFILL_TIMETABLE */
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};
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/*!
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* This function range-checks a cmd, and checks if the cmd is not NULL
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*
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* @param cmd The integervalue of a command
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* @return true if the command is valid (and got a CommandProc function)
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*/
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bool IsValidCommand(uint32 cmd)
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{
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cmd &= CMD_ID_MASK;
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return
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cmd < lengthof(_command_proc_table) &&
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_command_proc_table[cmd].proc != NULL;
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}
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/*!
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* This function mask the parameter with CMD_ID_MASK and returns
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* the flags which belongs to the given command.
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*
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* @param cmd The integer value of the command
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* @return The flags for this command
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*/
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byte GetCommandFlags(uint32 cmd)
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{
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assert(IsValidCommand(cmd));
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return _command_proc_table[cmd & CMD_ID_MASK].flags;
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}
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static int _docommand_recursive = 0;
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/**
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* Shorthand for calling the long DoCommand with a container.
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*
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* @param container Container with (almost) all information
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* @param flags Flags for the command and how to execute the command
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* @see CommandProc
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* @return the cost
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*/
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CommandCost DoCommand(const CommandContainer *container, uint32 flags)
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{
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return DoCommand(container->tile, container->p1, container->p2, flags, container->cmd & CMD_ID_MASK, container->text);
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}
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/*!
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* This function executes a given command with the parameters from the #CommandProc parameter list.
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* Depending on the flags parameter it execute or test a command.
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*
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* @param tile The tile to apply the command on (for the #CommandProc)
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* @param p1 Additional data for the command (for the #CommandProc)
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* @param p2 Additional data for the command (for the #CommandProc)
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* @param flags Flags for the command and how to execute the command
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* @param cmd The command-id to execute (a value of the CMD_* enums)
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* @see CommandProc
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* @return the cost
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*/
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CommandCost DoCommand(TileIndex tile, uint32 p1, uint32 p2, uint32 flags, uint32 cmd, const char *text)
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{
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CommandCost res;
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/* Do not even think about executing out-of-bounds tile-commands */
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if (!IsValidTile(tile)) return CMD_ERROR;
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CommandProc *proc = _command_proc_table[cmd].proc;
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if (_docommand_recursive == 0) _error_message = INVALID_STRING_ID;
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_docommand_recursive++;
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/* only execute the test call if it's toplevel, or we're not execing. */
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if (_docommand_recursive == 1 || !(flags & DC_EXEC) ) {
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SetTownRatingTestMode(true);
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res = proc(tile, flags & ~DC_EXEC, p1, p2, text);
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SetTownRatingTestMode(false);
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if (CmdFailed(res)) {
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res.SetGlobalErrorMessage();
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goto error;
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}
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if (_docommand_recursive == 1 &&
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!(flags & DC_QUERY_COST) &&
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!(flags & DC_BANKRUPT) &&
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res.GetCost() != 0 &&
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!CheckCompanyHasMoney(res)) {
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goto error;
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}
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if (!(flags & DC_EXEC)) {
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_docommand_recursive--;
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return res;
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}
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}
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/* Execute the command here. All cost-relevant functions set the expenses type
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* themselves to the cost object at some point */
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res = proc(tile, flags, p1, p2, text);
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if (CmdFailed(res)) {
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res.SetGlobalErrorMessage();
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error:
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_docommand_recursive--;
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return CMD_ERROR;
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}
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/* if toplevel, subtract the money. */
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if (--_docommand_recursive == 0 && !(flags & DC_BANKRUPT)) {
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SubtractMoneyFromCompany(res);
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}
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return res;
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}
|
|
|
|
/*!
|
|
* This functions returns the money which can be used to execute a command.
|
|
* This is either the money of the current company or INT64_MAX if there
|
|
* is no such a company "at the moment" like the server itself.
|
|
*
|
|
* @return The available money of a company or INT64_MAX
|
|
*/
|
|
Money GetAvailableMoneyForCommand()
|
|
{
|
|
CompanyID company = _current_company;
|
|
if (!IsValidCompanyID(company)) return INT64_MAX;
|
|
return GetCompany(company)->money;
|
|
}
|
|
|
|
/**
|
|
* Shortcut for the long DoCommandP when having a container with the data.
|
|
* @param container the container with information.
|
|
* @param my_cmd indicator if the command is from a company or server (to display error messages for a user)
|
|
* @return true if the command succeeded, else false
|
|
*/
|
|
bool DoCommandP(const CommandContainer *container, bool my_cmd)
|
|
{
|
|
return DoCommandP(container->tile, container->p1, container->p2, container->cmd, container->callback, container->text, my_cmd);
|
|
}
|
|
|
|
/*!
|
|
* Toplevel network safe docommand function for the current company. Must not be called recursively.
|
|
* The callback is called when the command succeeded or failed. The parameters
|
|
* tile, p1 and p2 are from the #CommandProc function. The paramater cmd is the command to execute.
|
|
* The parameter my_cmd is used to indicate if the command is from a company or the server.
|
|
*
|
|
* @param tile The tile to perform a command on (see #CommandProc)
|
|
* @param p1 Additional data for the command (see #CommandProc)
|
|
* @param p2 Additional data for the command (see #CommandProc)
|
|
* @param cmd The command to execute (a CMD_* value)
|
|
* @param callback A callback function to call after the command is finished
|
|
* @param text The text to pass
|
|
* @param my_cmd indicator if the command is from a company or server (to display error messages for a user)
|
|
* @return true if the command succeeded, else false
|
|
*/
|
|
bool DoCommandP(TileIndex tile, uint32 p1, uint32 p2, uint32 cmd, CommandCallback *callback, const char *text, bool my_cmd)
|
|
{
|
|
assert(_docommand_recursive == 0);
|
|
|
|
/* Do not even think about executing out-of-bounds tile-commands */
|
|
if (!IsValidTile(tile)) return false;
|
|
|
|
CommandCost res, res2;
|
|
|
|
int x = TileX(tile) * TILE_SIZE;
|
|
int y = TileY(tile) * TILE_SIZE;
|
|
|
|
_error_message = INVALID_STRING_ID;
|
|
StringID error_part1 = GB(cmd, 16, 16);
|
|
_additional_cash_required = 0;
|
|
|
|
/** Spectator has no rights except for the (dedicated) server which
|
|
* is/can be a spectator but as the server it can do anything */
|
|
if (_current_company == COMPANY_SPECTATOR && !_network_server) {
|
|
if (my_cmd) ShowErrorMessage(_error_message, error_part1, x, y);
|
|
return false;
|
|
}
|
|
|
|
/* get pointer to command handler */
|
|
byte cmd_id = cmd & CMD_ID_MASK;
|
|
assert(cmd_id < lengthof(_command_proc_table));
|
|
|
|
CommandProc *proc = _command_proc_table[cmd_id].proc;
|
|
if (proc == NULL) return false;
|
|
|
|
/* Command flags are used internally */
|
|
uint cmd_flags = GetCommandFlags(cmd);
|
|
/* Flags get send to the DoCommand */
|
|
uint32 flags = CommandFlagsToDCFlags(cmd_flags);
|
|
|
|
bool notest = (cmd_flags & CMD_NO_TEST) != 0;
|
|
|
|
_docommand_recursive = 1;
|
|
|
|
/* cost estimation only? */
|
|
if (!IsGeneratingWorld() &&
|
|
_shift_pressed &&
|
|
IsLocalCompany() &&
|
|
!(cmd & CMD_NETWORK_COMMAND) &&
|
|
cmd_id != CMD_PAUSE) {
|
|
/* estimate the cost. */
|
|
SetTownRatingTestMode(true);
|
|
res = proc(tile, flags, p1, p2, text);
|
|
SetTownRatingTestMode(false);
|
|
if (CmdFailed(res)) {
|
|
res.SetGlobalErrorMessage();
|
|
ShowErrorMessage(_error_message, error_part1, x, y);
|
|
} else {
|
|
ShowEstimatedCostOrIncome(res.GetCost(), x, y);
|
|
}
|
|
|
|
_docommand_recursive = 0;
|
|
ClearStorageChanges(false);
|
|
return false;
|
|
}
|
|
|
|
|
|
if (!((cmd & CMD_NO_TEST_IF_IN_NETWORK) && _networking)) {
|
|
/* first test if the command can be executed. */
|
|
SetTownRatingTestMode(true);
|
|
res = proc(tile, flags, p1, p2, text);
|
|
SetTownRatingTestMode(false);
|
|
if (CmdFailed(res)) {
|
|
res.SetGlobalErrorMessage();
|
|
goto show_error;
|
|
}
|
|
/* no money? Only check if notest is off */
|
|
if (!notest && res.GetCost() != 0 && !CheckCompanyHasMoney(res)) goto show_error;
|
|
}
|
|
|
|
#ifdef ENABLE_NETWORK
|
|
/** If we are in network, and the command is not from the network
|
|
* send it to the command-queue and abort execution
|
|
* If we are a dedicated server temporarily switch local company, otherwise
|
|
* the other parties won't be able to execute our command and will desync.
|
|
* We also need to do this if the server's company has gone bankrupt
|
|
* @todo Rewrite (dedicated) server to something more than a dirty hack!
|
|
*/
|
|
if (_networking && !(cmd & CMD_NETWORK_COMMAND)) {
|
|
CompanyID bck = _local_company;
|
|
if (_network_dedicated || (_network_server && bck == COMPANY_SPECTATOR)) _local_company = COMPANY_FIRST;
|
|
NetworkSend_Command(tile, p1, p2, cmd & ~CMD_FLAGS_MASK, callback, text);
|
|
if (_network_dedicated || (_network_server && bck == COMPANY_SPECTATOR)) _local_company = bck;
|
|
_docommand_recursive = 0;
|
|
ClearStorageChanges(false);
|
|
return true;
|
|
}
|
|
#endif /* ENABLE_NETWORK */
|
|
DEBUG(desync, 1, "cmd: %08x; %08x; %1x; %06x; %08x; %08x; %04x; %s\n", _date, _date_fract, (int)_current_company, tile, p1, p2, cmd & ~CMD_NETWORK_COMMAND, text);
|
|
|
|
/* update last build coordinate of company. */
|
|
if (tile != 0 && IsValidCompanyID(_current_company)) {
|
|
GetCompany(_current_company)->last_build_coordinate = tile;
|
|
}
|
|
|
|
/* Actually try and execute the command. If no cost-type is given
|
|
* use the construction one */
|
|
res2 = proc(tile, flags | DC_EXEC, p1, p2, text);
|
|
|
|
/* If notest is on, it means the result of the test can be different than
|
|
* the real command.. so ignore the test */
|
|
if (!notest && !((cmd & CMD_NO_TEST_IF_IN_NETWORK) && _networking)) {
|
|
assert(res.GetCost() == res2.GetCost() && CmdFailed(res) == CmdFailed(res2)); // sanity check
|
|
} else {
|
|
if (CmdFailed(res2)) {
|
|
res.SetGlobalErrorMessage();
|
|
goto show_error;
|
|
}
|
|
}
|
|
|
|
SubtractMoneyFromCompany(res2);
|
|
|
|
/* update signals if needed */
|
|
UpdateSignalsInBuffer();
|
|
|
|
if (IsLocalCompany() && _game_mode != GM_EDITOR) {
|
|
if (res2.GetCost() != 0 && tile != 0) ShowCostOrIncomeAnimation(x, y, GetSlopeZ(x, y), res2.GetCost());
|
|
if (_additional_cash_required != 0) {
|
|
SetDParam(0, _additional_cash_required);
|
|
if (my_cmd) ShowErrorMessage(STR_0003_NOT_ENOUGH_CASH_REQUIRES, error_part1, x, y);
|
|
if (res2.GetCost() == 0) goto callb_err;
|
|
}
|
|
}
|
|
|
|
_docommand_recursive = 0;
|
|
|
|
if (callback) callback(true, tile, p1, p2);
|
|
ClearStorageChanges(true);
|
|
return true;
|
|
|
|
show_error:
|
|
/* show error message if the command fails? */
|
|
if (IsLocalCompany() && error_part1 != 0 && my_cmd) {
|
|
ShowErrorMessage(_error_message, error_part1, x, y);
|
|
}
|
|
|
|
callb_err:
|
|
_docommand_recursive = 0;
|
|
|
|
if (callback) callback(false, tile, p1, p2);
|
|
ClearStorageChanges(false);
|
|
return false;
|
|
}
|
|
|
|
|
|
CommandCost CommandCost::AddCost(CommandCost ret)
|
|
{
|
|
this->AddCost(ret.cost);
|
|
if (this->success && !ret.success) {
|
|
this->message = ret.message;
|
|
this->success = false;
|
|
}
|
|
return *this;
|
|
}
|