/* $Id$ */ /* * This file is part of OpenTTD. * 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. * 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. * 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/>. */ /** @file company_cmd.cpp Handling of companies. */ #include "stdafx.h" #include "engine_base.h" #include "company_func.h" #include "company_gui.h" #include "town.h" #include "news_func.h" #include "command_func.h" #include "network/network.h" #include "network/network_func.h" #include "network/network_base.h" #include "ai/ai.hpp" #include "company_manager_face.h" #include "group.h" #include "window_func.h" #include "strings_func.h" #include "gfx_func.h" #include "date_func.h" #include "sound_func.h" #include "autoreplace_func.h" #include "autoreplace_gui.h" #include "rail.h" #include "core/pool_func.hpp" #include "settings_func.h" #include "vehicle_base.h" #include "vehicle_func.h" #include "sprite.h" #include "table/strings.h" CompanyByte _local_company; CompanyByte _current_company; /* NOSAVE: can be determined from company structs */ Colours _company_colours[MAX_COMPANIES]; CompanyManagerFace _company_manager_face; ///< for company manager face storage in openttd.cfg uint _next_competitor_start; ///< the number of ticks before the next AI is started uint _cur_company_tick_index; ///< used to generate a name for one company that doesn't have a name yet per tick CompanyPool _company_pool("Company"); INSTANTIATE_POOL_METHODS(Company) Company::Company(uint16 name_1, bool is_ai) : name_1(name_1), location_of_HQ(INVALID_TILE), is_ai(is_ai) { for (uint j = 0; j < 4; j++) this->share_owners[j] = COMPANY_SPECTATOR; InvalidateWindowData(WC_PERFORMANCE_DETAIL, 0, INVALID_COMPANY); } Company::~Company() { free(this->name); free(this->president_name); free(this->num_engines); if (CleaningPool()) return; DeleteCompanyWindows(this->index); } /** * Invalidating some stuff after removing item from the pool. * @param index index of deleted item */ void Company::PostDestructor(size_t index) { InvalidateWindowData(WC_GRAPH_LEGEND, 0, (int)index); InvalidateWindowData(WC_PERFORMANCE_DETAIL, 0, (int)index); InvalidateWindowData(WC_COMPANY_LEAGUE, 0, 0); /* If the currently shown error message has this company in it, the close it. */ InvalidateWindowData(WC_ERRMSG, 0); } /** * Sets the local company and updates the settings that are set on a * per-company basis to reflect the core's state in the GUI. * @param new_company the new company * @pre Company::IsValidID(new_company) || new_company == COMPANY_SPECTATOR || new_company == OWNER_NONE */ void SetLocalCompany(CompanyID new_company) { /* company could also be COMPANY_SPECTATOR or OWNER_NONE */ assert(Company::IsValidID(new_company) || new_company == COMPANY_SPECTATOR || new_company == OWNER_NONE); #ifdef ENABLE_NETWORK /* Delete the chat window, if you were team chatting. */ InvalidateWindowData(WC_SEND_NETWORK_MSG, DESTTYPE_TEAM, _local_company); #endif _local_company = new_company; /* Delete any construction windows... */ DeleteConstructionWindows(); /* ... and redraw the whole screen. */ MarkWholeScreenDirty(); } uint16 GetDrawStringCompanyColour(CompanyID company) { /* Get the colour for DrawString-subroutines which matches the colour * of the company */ if (!Company::IsValidID(company)) return _colour_gradient[COLOUR_WHITE][4] | IS_PALETTE_COLOUR; return (_colour_gradient[_company_colours[company]][4]) | IS_PALETTE_COLOUR; } void DrawCompanyIcon(CompanyID c, int x, int y) { DrawSprite(SPR_COMPANY_ICON, COMPANY_SPRITE_COLOUR(c), x, y); } /** * Checks whether a company manager's face is a valid encoding. * Unused bits are not enforced to be 0. * @param cmf the fact to check * @return true if and only if the face is valid */ bool IsValidCompanyManagerFace(CompanyManagerFace cmf) { if (!AreCompanyManagerFaceBitsValid(cmf, CMFV_GEN_ETHN, GE_WM)) return false; GenderEthnicity ge = (GenderEthnicity)GetCompanyManagerFaceBits(cmf, CMFV_GEN_ETHN, GE_WM); bool has_moustache = !HasBit(ge, GENDER_FEMALE) && GetCompanyManagerFaceBits(cmf, CMFV_HAS_MOUSTACHE, ge) != 0; bool has_tie_earring = !HasBit(ge, GENDER_FEMALE) || GetCompanyManagerFaceBits(cmf, CMFV_HAS_TIE_EARRING, ge) != 0; bool has_glasses = GetCompanyManagerFaceBits(cmf, CMFV_HAS_GLASSES, ge) != 0; if (!AreCompanyManagerFaceBitsValid(cmf, CMFV_EYE_COLOUR, ge)) return false; for (CompanyManagerFaceVariable cmfv = CMFV_CHEEKS; cmfv < CMFV_END; cmfv++) { switch (cmfv) { case CMFV_MOUSTACHE: if (!has_moustache) continue; break; case CMFV_LIPS: // FALL THROUGH case CMFV_NOSE: if (has_moustache) continue; break; case CMFV_TIE_EARRING: if (!has_tie_earring) continue; break; case CMFV_GLASSES: if (!has_glasses) continue; break; default: break; } if (!AreCompanyManagerFaceBitsValid(cmf, cmfv, ge)) return false; } return true; } void InvalidateCompanyWindows(const Company *company) { CompanyID cid = company->index; if (cid == _local_company) SetWindowDirty(WC_STATUS_BAR, 0); SetWindowDirty(WC_FINANCES, cid); } bool CheckCompanyHasMoney(CommandCost &cost) { if (cost.GetCost() > 0) { const Company *c = Company::GetIfValid(_current_company); if (c != NULL && cost.GetCost() > c->money) { SetDParam(0, cost.GetCost()); cost.MakeError(STR_ERROR_NOT_ENOUGH_CASH_REQUIRES_CURRENCY); return false; } } return true; } static void SubtractMoneyFromAnyCompany(Company *c, CommandCost cost) { if (cost.GetCost() == 0) return; assert(cost.GetExpensesType() != INVALID_EXPENSES); c->money -= cost.GetCost(); c->yearly_expenses[0][cost.GetExpensesType()] += cost.GetCost(); if (HasBit(1 << EXPENSES_TRAIN_INC | 1 << EXPENSES_ROADVEH_INC | 1 << EXPENSES_AIRCRAFT_INC | 1 << EXPENSES_SHIP_INC, cost.GetExpensesType())) { c->cur_economy.income -= cost.GetCost(); } else if (HasBit(1 << EXPENSES_TRAIN_RUN | 1 << EXPENSES_ROADVEH_RUN | 1 << EXPENSES_AIRCRAFT_RUN | 1 << EXPENSES_SHIP_RUN | 1 << EXPENSES_PROPERTY | 1 << EXPENSES_LOAN_INT, cost.GetExpensesType())) { c->cur_economy.expenses -= cost.GetCost(); } InvalidateCompanyWindows(c); } void SubtractMoneyFromCompany(CommandCost cost) { Company *c = Company::GetIfValid(_current_company); if (c != NULL) SubtractMoneyFromAnyCompany(c, cost); } void SubtractMoneyFromCompanyFract(CompanyID company, CommandCost cst) { Company *c = Company::Get(company); byte m = c->money_fraction; Money cost = cst.GetCost(); c->money_fraction = m - (byte)cost; cost >>= 8; if (c->money_fraction > m) cost++; if (cost != 0) SubtractMoneyFromAnyCompany(c, CommandCost(cst.GetExpensesType(), cost)); } /** * Set the right DParams to get the name of an owner. * @param owner the owner to get the name of. * @param tile optional tile to get the right town. * @pre if tile == 0, then owner can't be OWNER_TOWN. */ void GetNameOfOwner(Owner owner, TileIndex tile) { SetDParam(2, owner); if (owner != OWNER_TOWN) { if (!Company::IsValidID(owner)) { SetDParam(0, STR_COMPANY_SOMEONE); } else { SetDParam(0, STR_COMPANY_NAME); SetDParam(1, owner); } } else { assert(tile != 0); const Town *t = ClosestTownFromTile(tile, UINT_MAX); SetDParam(0, STR_TOWN_NAME); SetDParam(1, t->index); } } /** * Check whether the current owner owns something. * If that isn't the case an appropriate error will be given. * @param owner the owner of the thing to check. * @param tile optional tile to get the right town. * @pre if tile == 0 then the owner can't be OWNER_TOWN. * @return A succeeded command iff it's owned by the current company, else a failed command. */ CommandCost CheckOwnership(Owner owner, TileIndex tile) { assert(owner < OWNER_END); assert(owner != OWNER_TOWN || tile != 0); if (owner == _current_company) return CommandCost(); GetNameOfOwner(owner, tile); return_cmd_error(STR_ERROR_OWNED_BY); } /** * Check whether the current owner owns the stuff on * the given tile. If that isn't the case an * appropriate error will be given. * @param tile the tile to check. * @return A succeeded command iff it's owned by the current company, else a failed command. */ CommandCost CheckTileOwnership(TileIndex tile) { Owner owner = GetTileOwner(tile); assert(owner < OWNER_END); if (owner == _current_company) return CommandCost(); /* no need to get the name of the owner unless we're the local company (saves some time) */ if (IsLocalCompany()) GetNameOfOwner(owner, tile); return_cmd_error(STR_ERROR_OWNED_BY); } static void GenerateCompanyName(Company *c) { TileIndex tile; Town *t; StringID str; Company *cc; uint32 strp; /* Reserve space for extra unicode character. We need to do this to be able * to detect too long company name. */ char buffer[MAX_LENGTH_COMPANY_NAME_BYTES + MAX_CHAR_LENGTH]; if (c->name_1 != STR_SV_UNNAMED) return; tile = c->last_build_coordinate; if (tile == 0) return; t = ClosestTownFromTile(tile, UINT_MAX); if (t->name == NULL && IsInsideMM(t->townnametype, SPECSTR_TOWNNAME_START, SPECSTR_TOWNNAME_LAST + 1)) { str = t->townnametype - SPECSTR_TOWNNAME_START + SPECSTR_PLAYERNAME_START; strp = t->townnameparts; verify_name:; /* No companies must have this name already */ FOR_ALL_COMPANIES(cc) { if (cc->name_1 == str && cc->name_2 == strp) goto bad_town_name; } GetString(buffer, str, lastof(buffer)); if (strlen(buffer) >= MAX_LENGTH_COMPANY_NAME_BYTES) goto bad_town_name; set_name:; c->name_1 = str; c->name_2 = strp; MarkWholeScreenDirty(); if (c->is_ai) { CompanyNewsInformation *cni = MallocT<CompanyNewsInformation>(1); cni->FillData(c); SetDParam(0, STR_NEWS_COMPANY_LAUNCH_TITLE); SetDParam(1, STR_NEWS_COMPANY_LAUNCH_DESCRIPTION); SetDParamStr(2, cni->company_name); SetDParam(3, t->index); AddNewsItem(STR_MESSAGE_NEWS_FORMAT, NS_COMPANY_NEW, NR_TILE, c->last_build_coordinate, NR_NONE, UINT32_MAX, cni); } AI::BroadcastNewEvent(new AIEventCompanyNew(c->index), c->index); return; } bad_town_name:; if (c->president_name_1 == SPECSTR_PRESIDENT_NAME) { str = SPECSTR_ANDCO_NAME; strp = c->president_name_2; goto set_name; } else { str = SPECSTR_ANDCO_NAME; strp = Random(); goto verify_name; } } static const byte _colour_sort[COLOUR_END] = {2, 2, 3, 2, 3, 2, 3, 2, 3, 2, 2, 2, 3, 1, 1, 1}; static const Colours _similar_colour[COLOUR_END][2] = { { COLOUR_BLUE, COLOUR_LIGHT_BLUE }, // COLOUR_DARK_BLUE { COLOUR_GREEN, COLOUR_DARK_GREEN }, // COLOUR_PALE_GREEN { INVALID_COLOUR, INVALID_COLOUR }, // COLOUR_PINK { COLOUR_ORANGE, INVALID_COLOUR }, // COLOUR_YELLOW { INVALID_COLOUR, INVALID_COLOUR }, // COLOUR_RED { COLOUR_DARK_BLUE, COLOUR_BLUE }, // COLOUR_LIGHT_BLUE { COLOUR_PALE_GREEN, COLOUR_DARK_GREEN }, // COLOUR_GREEN { COLOUR_PALE_GREEN, COLOUR_GREEN }, // COLOUR_DARK_GREEN { COLOUR_DARK_BLUE, COLOUR_LIGHT_BLUE }, // COLOUR_BLUE { COLOUR_BROWN, COLOUR_ORANGE }, // COLOUR_CREAM { COLOUR_PURPLE, INVALID_COLOUR }, // COLOUR_MAUVE { COLOUR_MAUVE, INVALID_COLOUR }, // COLOUR_PURPLE { COLOUR_YELLOW, COLOUR_CREAM }, // COLOUR_ORANGE { COLOUR_CREAM, INVALID_COLOUR }, // COLOUR_BROWN { COLOUR_WHITE, INVALID_COLOUR }, // COLOUR_GREY { COLOUR_GREY, INVALID_COLOUR }, // COLOUR_WHITE }; static Colours GenerateCompanyColour() { Colours colours[COLOUR_END]; /* Initialize array */ for (uint i = 0; i < COLOUR_END; i++) colours[i] = (Colours)i; /* And randomize it */ for (uint i = 0; i < 100; i++) { uint r = Random(); Swap(colours[GB(r, 0, 4)], colours[GB(r, 4, 4)]); } /* Bubble sort it according to the values in table 1 */ for (uint i = 0; i < COLOUR_END; i++) { for (uint j = 1; j < COLOUR_END; j++) { if (_colour_sort[colours[j - 1]] < _colour_sort[colours[j]]) { Swap(colours[j - 1], colours[j]); } } }; /* Move the colours that look similar to each company's colour to the side */ Company *c; FOR_ALL_COMPANIES(c) { Colours pcolour = (Colours)c->colour; for (uint i = 0; i < COLOUR_END; i++) { if (colours[i] == pcolour) { colours[i] = INVALID_COLOUR; break; } } for (uint j = 0; j < 2; j++) { Colours similar = _similar_colour[pcolour][j]; if (similar == INVALID_COLOUR) break; for (uint i = 1; i < COLOUR_END; i++) { if (colours[i - 1] == similar) Swap(colours[i - 1], colours[i]); } } } /* Return the first available colour */ for (uint i = 0; i < COLOUR_END; i++) { if (colours[i] != INVALID_COLOUR) return colours[i]; } NOT_REACHED(); } static void GeneratePresidentName(Company *c) { for (;;) { restart:; c->president_name_2 = Random(); c->president_name_1 = SPECSTR_PRESIDENT_NAME; /* Reserve space for extra unicode character. We need to do this to be able * to detect too long president name. */ char buffer[MAX_LENGTH_PRESIDENT_NAME_BYTES + MAX_CHAR_LENGTH]; SetDParam(0, c->index); GetString(buffer, STR_PRESIDENT_NAME, lastof(buffer)); if (strlen(buffer) >= MAX_LENGTH_PRESIDENT_NAME_BYTES) continue; Company *cc; FOR_ALL_COMPANIES(cc) { if (c != cc) { /* Reserve extra space so even overlength president names can be compared. */ char buffer2[MAX_LENGTH_PRESIDENT_NAME_BYTES + MAX_CHAR_LENGTH]; SetDParam(0, cc->index); GetString(buffer2, STR_PRESIDENT_NAME, lastof(buffer2)); if (strcmp(buffer2, buffer) == 0) goto restart; } } return; } } void ResetCompanyLivery(Company *c) { for (LiveryScheme scheme = LS_BEGIN; scheme < LS_END; scheme++) { c->livery[scheme].in_use = false; c->livery[scheme].colour1 = c->colour; c->livery[scheme].colour2 = c->colour; } } /** * Create a new company and sets all company variables default values * * @param is_ai is a ai company? * @param company CompanyID to use for the new company * @return the company struct */ Company *DoStartupNewCompany(bool is_ai, CompanyID company = INVALID_COMPANY) { if (!Company::CanAllocateItem()) return NULL; /* we have to generate colour before this company is valid */ Colours colour = GenerateCompanyColour(); Company *c; if (company == INVALID_COMPANY) { c = new Company(STR_SV_UNNAMED, is_ai); } else { if (Company::IsValidID(company)) return NULL; c = new (company) Company(STR_SV_UNNAMED, is_ai); } c->colour = colour; ResetCompanyLivery(c); _company_colours[c->index] = (Colours)c->colour; c->money = c->current_loan = 100000; c->share_owners[0] = c->share_owners[1] = c->share_owners[2] = c->share_owners[3] = INVALID_OWNER; c->avail_railtypes = GetCompanyRailtypes(c->index); c->avail_roadtypes = GetCompanyRoadtypes(c->index); c->inaugurated_year = _cur_year; RandomCompanyManagerFaceBits(c->face, (GenderEthnicity)Random(), false); // create a random company manager face SetDefaultCompanySettings(c->index); GeneratePresidentName(c); SetWindowDirty(WC_GRAPH_LEGEND, 0); SetWindowDirty(WC_TOOLBAR_MENU, 0); SetWindowDirty(WC_CLIENT_LIST, 0); if (is_ai && (!_networking || _network_server)) AI::StartNew(c->index); c->num_engines = CallocT<uint16>(Engine::GetPoolSize()); return c; } void StartupCompanies() { _next_competitor_start = 0; } #ifdef ENABLE_AI static void MaybeStartNewCompany() { #ifdef ENABLE_NETWORK if (_networking && Company::GetNumItems() >= _settings_client.network.max_companies) return; #endif /* ENABLE_NETWORK */ Company *c; /* count number of competitors */ uint n = 0; FOR_ALL_COMPANIES(c) { if (c->is_ai) n++; } if (n < (uint)_settings_game.difficulty.max_no_competitors) { /* Send a command to all clients to start up a new AI. * Works fine for Multiplayer and Singleplayer */ DoCommandP(0, 1, INVALID_COMPANY, CMD_COMPANY_CTRL); } } #endif /* ENABLE_AI */ void InitializeCompanies() { _company_pool.CleanPool(); _cur_company_tick_index = 0; } /** * Handle the bankruptcy take over of a company. * Companies going bankrupt will ask the other companies in order of their * performance rating, so better performing companies get the 'do you want to * merge with Y' question earlier. The question will then stay till either the * company has gone bankrupt or got merged with a company. * * @param c the company that is going bankrupt. */ static void HandleBankruptcyTakeover(Company *c) { /* Amount of time out for each company to take over a company; * Timeout is a quarter (3 months of 30 days) divided over the * number of companies. The minimum number of days in a quarter * is 90: 31 in January, 28 in February and 31 in March. * Note that the company going bankrupt can't buy itself. */ static const int TAKE_OVER_TIMEOUT = 3 * 30 * DAY_TICKS / (MAX_COMPANIES - 1); assert(c->bankrupt_asked != 0); /* We're currently asking some company to buy 'us' */ if (c->bankrupt_timeout != 0) { c->bankrupt_timeout -= MAX_COMPANIES; if (c->bankrupt_timeout > 0) return; c->bankrupt_timeout = 0; return; } /* Did we ask everyone for bankruptcy? If so, bail out. */ if (c->bankrupt_asked == MAX_UVALUE(CompanyMask)) return; Company *c2, *best = NULL; int32 best_performance = -1; /* Ask the company with the highest performance history first */ FOR_ALL_COMPANIES(c2) { if (c2->bankrupt_asked == 0 && // Don't ask companies going bankrupt themselves !HasBit(c->bankrupt_asked, c2->index) && best_performance < c2->old_economy[1].performance_history) { best_performance = c2->old_economy[1].performance_history; best = c2; } } /* Asked all companies? */ if (best_performance == -1) { c->bankrupt_asked = MAX_UVALUE(CompanyMask); return; } SetBit(c->bankrupt_asked, best->index); if (IsInteractiveCompany(best->index)) { c->bankrupt_timeout = TAKE_OVER_TIMEOUT; ShowBuyCompanyDialog(c->index); return; } if (best->is_ai) { AI::NewEvent(best->index, new AIEventCompanyAskMerger(c->index, ClampToI32(c->bankrupt_value))); } } void OnTick_Companies() { if (_game_mode == GM_EDITOR) return; Company *c = Company::GetIfValid(_cur_company_tick_index); if (c != NULL) { if (c->name_1 != 0) GenerateCompanyName(c); if (c->bankrupt_asked != 0) HandleBankruptcyTakeover(c); } #ifdef ENABLE_AI if (_next_competitor_start == 0) { _next_competitor_start = AI::GetStartNextTime() * DAY_TICKS; } if (AI::CanStartNew() && _game_mode != GM_MENU && --_next_competitor_start == 0) { MaybeStartNewCompany(); } #endif /* ENABLE_AI */ _cur_company_tick_index = (_cur_company_tick_index + 1) % MAX_COMPANIES; } void CompaniesYearlyLoop() { Company *c; /* Copy statistics */ FOR_ALL_COMPANIES(c) { memmove(&c->yearly_expenses[1], &c->yearly_expenses[0], sizeof(c->yearly_expenses) - sizeof(c->yearly_expenses[0])); memset(&c->yearly_expenses[0], 0, sizeof(c->yearly_expenses[0])); SetWindowDirty(WC_FINANCES, c->index); } if (_settings_client.gui.show_finances && _local_company != COMPANY_SPECTATOR) { ShowCompanyFinances(_local_company); c = Company::Get(_local_company); if (c->num_valid_stat_ent > 5 && c->old_economy[0].performance_history < c->old_economy[4].performance_history) { SndPlayFx(SND_01_BAD_YEAR); } else { SndPlayFx(SND_00_GOOD_YEAR); } } } /** Change engine renewal parameters * @param tile unused * @param flags operation to perform * @param p1 packed data * - bits 16-31 = engine group * @param p2 packed data * - bits 0-15 = old engine type * - bits 16-31 = new engine type * @param text unused * @return the cost of this operation or an error */ CommandCost CmdSetAutoReplace(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text) { Company *c = Company::GetIfValid(_current_company); if (c == NULL) return CMD_ERROR; EngineID old_engine_type = GB(p2, 0, 16); EngineID new_engine_type = GB(p2, 16, 16); GroupID id_g = GB(p1, 16, 16); CommandCost cost; if (!Group::IsValidID(id_g) && !IsAllGroupID(id_g) && !IsDefaultGroupID(id_g)) return CMD_ERROR; if (!Engine::IsValidID(old_engine_type)) return CMD_ERROR; if (new_engine_type != INVALID_ENGINE) { if (!Engine::IsValidID(new_engine_type)) return CMD_ERROR; if (!CheckAutoreplaceValidity(old_engine_type, new_engine_type, _current_company)) return CMD_ERROR; cost = AddEngineReplacementForCompany(c, old_engine_type, new_engine_type, id_g, flags); } else { cost = RemoveEngineReplacementForCompany(c, old_engine_type, id_g, flags); } if ((flags & DC_EXEC) && IsLocalCompany()) InvalidateAutoreplaceWindow(old_engine_type, id_g); return cost; } /** * Fill the CompanyNewsInformation struct with the required data. * @param c the current company. * @param other the other company. */ void CompanyNewsInformation::FillData(const Company *c, const Company *other) { SetDParam(0, c->index); GetString(this->company_name, STR_COMPANY_NAME, lastof(this->company_name)); if (other == NULL) { *this->other_company_name = '\0'; } else { SetDParam(0, other->index); GetString(this->other_company_name, STR_COMPANY_NAME, lastof(this->other_company_name)); c = other; } SetDParam(0, c->index); GetString(this->president_name, STR_PRESIDENT_NAME_MANAGER, lastof(this->president_name)); this->colour = c->colour; this->face = c->face; } /** Control the companies: add, delete, etc. * @param tile unused * @param flags operation to perform * @param p1 various functionality * - p1 = 0 - create a new company, Which company (network) it will be is in p2 * - p1 = 1 - create a new AI company * - p1 = 2 - delete a company. Company is identified by p2 * @param p2 various functionality, dictated by p1 * - p1 = 0 - ClientID of the newly created client * - p1 = 1 - CompanyID to start AI (INVALID_COMPANY for first available) * - p1 = 2 - CompanyID of the that is getting deleted * @param text unused * @return the cost of this operation or an error * * @todo In the case of p1=0, create new company, the clientID of the new client is in parameter * p2. This parameter is passed in at function DEF_SERVER_RECEIVE_COMMAND(PACKET_CLIENT_COMMAND) * on the server itself. First of all this is unbelievably ugly; second of all, well, * it IS ugly! <b>Someone fix this up :)</b> So where to fix?@n * @arg - network_server.c:838 DEF_SERVER_RECEIVE_COMMAND(PACKET_CLIENT_COMMAND)@n * @arg - network_client.c:536 DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_MAP) from where the map has been received */ CommandCost CmdCompanyCtrl(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text) { if (flags & DC_EXEC) _current_company = OWNER_NONE; InvalidateWindowData(WC_COMPANY_LEAGUE, 0, 0); switch (p1) { case 0: { // Create a new company /* This command is only executed in a multiplayer game */ if (!_networking) return CMD_ERROR; #ifdef ENABLE_NETWORK /* Joining Client: * _local_company: COMPANY_SPECTATOR * cid = clientid * * Other client(s)/server: * _local_company: what they play as * cid = requested company/company of joining client */ ClientID cid = (ClientID)p2; /* Has the network client a correct ClientIndex? */ if (!(flags & DC_EXEC)) return CommandCost(); NetworkClientInfo *ci = NetworkFindClientInfoFromClientID(cid); if (ci == NULL) return CommandCost(); /* Delete multiplayer progress bar */ DeleteWindowById(WC_NETWORK_STATUS_WINDOW, 0); Company *c = DoStartupNewCompany(false); /* A new company could not be created, revert to being a spectator */ if (c == NULL) { if (_network_server) { ci->client_playas = COMPANY_SPECTATOR; NetworkUpdateClientInfo(ci->client_id); } break; } /* This is the client (or non-dedicated server) who wants a new company */ if (cid == _network_own_client_id) { assert(_local_company == COMPANY_SPECTATOR); SetLocalCompany(c->index); if (!StrEmpty(_settings_client.network.default_company_pass)) { NetworkChangeCompanyPassword(_settings_client.network.default_company_pass); } _current_company = _local_company; /* Now that we have a new company, broadcast our company settings to * all clients so everything is in sync */ SyncCompanySettings(); MarkWholeScreenDirty(); } if (_network_server) { /* XXX - UGLY! p2 (pid) is mis-used to fetch the client-id, done at * server side in network_server.c:838, function * DEF_SERVER_RECEIVE_COMMAND(PACKET_CLIENT_COMMAND) */ CompanyID old_playas = ci->client_playas; ci->client_playas = c->index; NetworkUpdateClientInfo(ci->client_id); if (Company::IsValidID(ci->client_playas)) { _network_company_states[c->index].months_empty = 0; _network_company_states[c->index].password[0] = '\0'; NetworkServerUpdateCompanyPassworded(ci->client_playas, false); /* XXX - When a client joins, we automatically set its name to the * client's name (for some reason). As it stands now only the server * knows the client's name, so it needs to send out a "broadcast" to * do this. To achieve this we send a network command. However, it * uses _local_company to execute the command as. To prevent abuse * (eg. only yourself can change your name/company), we 'cheat' by * impersonation _local_company as the server. Not the best solution; * but it works. * TODO: Perhaps this could be improved by when the client is ready * with joining to let it send itself the command, and not the server? * For example in network_client.c:534? */ NetworkSend_Command(0, 0, 0, CMD_RENAME_PRESIDENT, NULL, ci->client_name, ci->client_playas); } /* Announce new company on network, if the client was a SPECTATOR before */ if (old_playas == COMPANY_SPECTATOR) { NetworkServerSendChat(NETWORK_ACTION_COMPANY_NEW, DESTTYPE_BROADCAST, 0, "", ci->client_id, ci->client_playas + 1); } } #endif /* ENABLE_NETWORK */ } break; case 1: // Make a new AI company if (!(flags & DC_EXEC)) return CommandCost(); if (p2 != INVALID_COMPANY && (p2 >= MAX_COMPANIES || Company::IsValidID(p2))) return CMD_ERROR; DoStartupNewCompany(true, (CompanyID)p2); break; case 2: { // Delete a company Company *c = Company::GetIfValid(p2); if (c == NULL) return CMD_ERROR; if (!(flags & DC_EXEC)) return CommandCost(); /* Delete any open window of the company */ DeleteCompanyWindows(c->index); CompanyNewsInformation *cni = MallocT<CompanyNewsInformation>(1); cni->FillData(c); /* Show the bankrupt news */ SetDParam(0, STR_NEWS_COMPANY_BANKRUPT_TITLE); SetDParam(1, STR_NEWS_COMPANY_BANKRUPT_DESCRIPTION); SetDParamStr(2, cni->company_name); AddCompanyNewsItem(STR_MESSAGE_NEWS_FORMAT, NS_COMPANY_BANKRUPT, cni); /* Remove the company */ ChangeOwnershipOfCompanyItems(c->index, INVALID_OWNER); if (c->is_ai) AI::Stop(c->index); CompanyID c_index = c->index; delete c; AI::BroadcastNewEvent(new AIEventCompanyBankrupt(c_index)); } break; default: return CMD_ERROR; } return CommandCost(); } /** Change the company manager's face. * @param tile unused * @param flags operation to perform * @param p1 unused * @param p2 face bitmasked * @param text unused * @return the cost of this operation or an error */ CommandCost CmdSetCompanyManagerFace(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text) { CompanyManagerFace cmf = (CompanyManagerFace)p2; if (!IsValidCompanyManagerFace(cmf)) return CMD_ERROR; if (flags & DC_EXEC) { Company::Get(_current_company)->face = cmf; MarkWholeScreenDirty(); } return CommandCost(); } /** Change the company's company-colour * @param tile unused * @param flags operation to perform * @param p1 bitstuffed: * p1 bits 0-7 scheme to set * p1 bits 8-9 set in use state or first/second colour * @param p2 new colour for vehicles, property, etc. * @param text unused * @return the cost of this operation or an error */ CommandCost CmdSetCompanyColour(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text) { if (p2 >= 16) return CMD_ERROR; // max 16 colours Colours colour = (Colours)p2; LiveryScheme scheme = (LiveryScheme)GB(p1, 0, 8); byte state = GB(p1, 8, 2); if (scheme >= LS_END || state >= 3) return CMD_ERROR; Company *c = Company::Get(_current_company); /* Ensure no two companies have the same primary colour */ if (scheme == LS_DEFAULT && state == 0) { const Company *cc; FOR_ALL_COMPANIES(cc) { if (cc != c && cc->colour == colour) return CMD_ERROR; } } if (flags & DC_EXEC) { switch (state) { case 0: c->livery[scheme].colour1 = colour; /* If setting the first colour of the default scheme, adjust the * original and cached company colours too. */ if (scheme == LS_DEFAULT) { _company_colours[_current_company] = colour; c->colour = colour; } break; case 1: c->livery[scheme].colour2 = colour; break; case 2: c->livery[scheme].in_use = colour != 0; /* Now handle setting the default scheme's in_use flag. * This is different to the other schemes, as it signifies if any * scheme is active at all. If this flag is not set, then no * processing of vehicle types occurs at all, and only the default * colours will be used. */ /* If enabling a scheme, set the default scheme to be in use too */ if (colour != 0) { c->livery[LS_DEFAULT].in_use = true; break; } /* Else loop through all schemes to see if any are left enabled. * If not, disable the default scheme too. */ c->livery[LS_DEFAULT].in_use = false; for (scheme = LS_DEFAULT; scheme < LS_END; scheme++) { if (c->livery[scheme].in_use) { c->livery[LS_DEFAULT].in_use = true; break; } } break; default: break; } ResetVehicleColourMap(); MarkWholeScreenDirty(); /* Company colour data is indirectly cached. */ Vehicle *v; FOR_ALL_VEHICLES(v) { if (v->owner == _current_company) v->InvalidateNewGRFCache(); } } return CommandCost(); } static bool IsUniqueCompanyName(const char *name) { const Company *c; FOR_ALL_COMPANIES(c) { if (c->name != NULL && strcmp(c->name, name) == 0) return false; } return true; } /** Change the name of the company. * @param tile unused * @param flags operation to perform * @param p1 unused * @param p2 unused * @param text the new name or an empty string when resetting to the default * @return the cost of this operation or an error */ CommandCost CmdRenameCompany(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text) { bool reset = StrEmpty(text); if (!reset) { if (strlen(text) >= MAX_LENGTH_COMPANY_NAME_BYTES) return CMD_ERROR; if (!IsUniqueCompanyName(text)) return_cmd_error(STR_ERROR_NAME_MUST_BE_UNIQUE); } if (flags & DC_EXEC) { Company *c = Company::Get(_current_company); free(c->name); c->name = reset ? NULL : strdup(text); MarkWholeScreenDirty(); } return CommandCost(); } static bool IsUniquePresidentName(const char *name) { const Company *c; FOR_ALL_COMPANIES(c) { if (c->president_name != NULL && strcmp(c->president_name, name) == 0) return false; } return true; } /** Change the name of the president. * @param tile unused * @param flags operation to perform * @param p1 unused * @param p2 unused * @param text the new name or an empty string when resetting to the default * @return the cost of this operation or an error */ CommandCost CmdRenamePresident(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text) { bool reset = StrEmpty(text); if (!reset) { if (strlen(text) >= MAX_LENGTH_PRESIDENT_NAME_BYTES) return CMD_ERROR; if (!IsUniquePresidentName(text)) return_cmd_error(STR_ERROR_NAME_MUST_BE_UNIQUE); } if (flags & DC_EXEC) { Company *c = Company::Get(_current_company); free(c->president_name); if (reset) { c->president_name = NULL; } else { c->president_name = strdup(text); if (c->name_1 == STR_SV_UNNAMED && c->name == NULL) { char buf[80]; snprintf(buf, lengthof(buf), "%s Transport", text); DoCommand(0, 0, 0, DC_EXEC, CMD_RENAME_COMPANY, buf); } } MarkWholeScreenDirty(); } return CommandCost(); }