mirror of
https://github.com/JGRennison/OpenTTD-patches.git
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80 lines
2.4 KiB
C++
80 lines
2.4 KiB
C++
/*
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* This file is part of OpenTTD.
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* OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
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* OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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* See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
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*/
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/** @file depot_cmd.cpp %Command Handling for depots. */
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#include "stdafx.h"
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#include "command_func.h"
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#include "depot_base.h"
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#include "company_func.h"
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#include "string_func.h"
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#include "town.h"
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#include "vehicle_gui.h"
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#include "vehiclelist.h"
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#include "window_func.h"
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#include "table/strings.h"
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#include "safeguards.h"
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/**
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* Check whether the given name is globally unique amongst depots.
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* @param name The name to check.
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* @return True if there is no depot with the given name.
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*/
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static bool IsUniqueDepotName(const char *name)
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{
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for (const Depot *d : Depot::Iterate()) {
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if (!d->name.empty() && d->name == name) return false;
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}
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return true;
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}
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/**
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* Rename a depot.
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* @param tile unused
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* @param flags type of operation
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* @param p1 id of depot
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* @param p2 unused
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* @param text the new name or an empty string when resetting to the default
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* @return the cost of this operation or an error
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*/
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CommandCost CmdRenameDepot(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
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{
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Depot *d = Depot::GetIfValid(p1);
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if (d == nullptr) return CMD_ERROR;
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CommandCost ret = CheckTileOwnership(d->xy);
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if (ret.Failed()) return ret;
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bool reset = StrEmpty(text);
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if (!reset) {
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if (Utf8StringLength(text) >= MAX_LENGTH_DEPOT_NAME_CHARS) return CMD_ERROR;
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if (!IsUniqueDepotName(text)) return_cmd_error(STR_ERROR_NAME_MUST_BE_UNIQUE);
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}
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if (flags & DC_EXEC) {
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if (reset) {
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d->name.clear();
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MakeDefaultName(d);
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} else {
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d->name = text;
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}
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/* Update the orders and depot */
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SetWindowClassesDirty(WC_VEHICLE_ORDERS);
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SetWindowDirty(WC_VEHICLE_DEPOT, d->xy);
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/* Update the depot list */
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VehicleType vt = GetDepotVehicleType(d->xy);
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SetWindowDirty(GetWindowClassForVehicleType(vt), VehicleListIdentifier(VL_DEPOT_LIST, vt, GetTileOwner(d->xy), d->index).Pack());
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}
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return CommandCost();
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}
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