/* $Id$ */ /** @file company_cmd.cpp Handling of companies. */ #include "stdafx.h" #include "openttd.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 "tile_map.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 "string_func.h" #include "road_func.h" #include "rail.h" #include "sprite.h" #include "oldpool_func.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 DEFINE_OLD_POOL_GENERIC(Company, 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; } Company::~Company() { free(this->name); free(this->president_name); free(this->num_engines); if (CleaningPool()) return; DeleteCompanyWindows(this->index); this->name_1 = 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 IsValidCompanyID(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(IsValidCompanyID(new_company) || new_company == COMPANY_SPECTATOR || new_company == OWNER_NONE); _local_company = new_company; /* Do not update the settings if we are in the intro GUI */ if (IsValidCompanyID(new_company) && _game_mode != GM_MENU) { const Company *c = GetCompany(new_company); _settings_client.gui.autorenew = c->engine_renew; _settings_client.gui.autorenew_months = c->engine_renew_months; _settings_client.gui.autorenew_money = c->engine_renew_money; InvalidateWindow(WC_GAME_OPTIONS, 0); } /* Delete any construction windows... */ DeleteConstructionWindows(); /* ... and redraw the whole screen. */ MarkWholeScreenDirty(); } bool IsHumanCompany(CompanyID company) { return !GetCompany(company)->is_ai; } uint16 GetDrawStringCompanyColour(CompanyID company) { /* Get the colour for DrawString-subroutines which matches the colour * of the company */ if (!IsValidCompanyID(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_PLAYER_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) InvalidateWindow(WC_STATUS_BAR, 0); InvalidateWindow(WC_FINANCES, cid); } bool CheckCompanyHasMoney(CommandCost cost) { if (cost.GetCost() > 0) { CompanyID company = _current_company; if (IsValidCompanyID(company) && cost.GetCost() > GetCompany(company)->money) { SetDParam(0, cost.GetCost()); _error_message = STR_0003_NOT_ENOUGH_CASH_REQUIRES; 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) { CompanyID cid = _current_company; if (IsValidCompanyID(cid)) SubtractMoneyFromAnyCompany(GetCompany(cid), cost); } void SubtractMoneyFromCompanyFract(CompanyID company, CommandCost cst) { Company *c = GetCompany(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)); } void GetNameOfOwner(Owner owner, TileIndex tile) { SetDParam(2, owner); if (owner != OWNER_TOWN) { if (!IsValidCompanyID(owner)) { SetDParam(0, STR_0150_SOMEONE); } else { SetDParam(0, STR_COMPANY_NAME); SetDParam(1, owner); } } else { const Town *t = ClosestTownFromTile(tile, UINT_MAX); SetDParam(0, STR_TOWN); SetDParam(1, t->index); } } bool CheckOwnership(Owner owner) { assert(owner < OWNER_END); if (owner == _current_company) return true; _error_message = STR_013B_OWNED_BY; GetNameOfOwner(owner, 0); return false; } bool CheckTileOwnership(TileIndex tile) { Owner owner = GetTileOwner(tile); assert(owner < OWNER_END); if (owner == _current_company) return true; _error_message = STR_013B_OWNED_BY; /* no need to get the name of the owner unless we're the local company (saves some time) */ if (IsLocalCompany()) GetNameOfOwner(owner, tile); return false; } static void GenerateCompanyName(Company *c) { TileIndex tile; Town *t; StringID str; Company *cc; uint32 strp; char buffer[100]; 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 (!IsHumanCompany(c->index)) { CompanyNewsInformation *cni = MallocT(1); cni->FillData(c); SetDParam(0, STR_705E_NEW_TRANSPORT_COMPANY_LAUNCHED); SetDParam(1, STR_705F_STARTS_CONSTRUCTION_NEAR); SetDParamStr(2, cni->company_name); SetDParam(3, t->index); AddNewsItem(STR_02B6, NS_COMPANY_NEW, c->last_build_coordinate, 0, 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; char buffer[MAX_LENGTH_PRESIDENT_NAME_BYTES + 1]; 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) { char buffer2[MAX_LENGTH_PRESIDENT_NAME_BYTES + 2]; 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? * @return the company struct */ Company *DoStartupNewCompany(bool is_ai) { if (ActiveCompanyCount() == MAX_COMPANIES || !Company::CanAllocateItem()) return NULL; /* we have to generate colour before this company is valid */ Colours colour = GenerateCompanyColour(); Company *c = new 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 /* Engine renewal settings */ c->engine_renew_list = NULL; c->renew_keep_length = false; c->engine_renew = _settings_client.gui.autorenew; c->engine_renew_months = _settings_client.gui.autorenew_months; c->engine_renew_money = _settings_client.gui.autorenew_money; GeneratePresidentName(c); InvalidateWindow(WC_GRAPH_LEGEND, 0); InvalidateWindow(WC_TOOLBAR_MENU, 0); InvalidateWindow(WC_CLIENT_LIST, 0); if (is_ai && (!_networking || _network_server)) AI::StartNew(c->index); c->num_engines = CallocT(GetEnginePoolSize()); return c; } void StartupCompanies() { _next_competitor_start = 0; } static void MaybeStartNewCompany() { #ifdef ENABLE_NETWORK if (_networking && ActiveCompanyCount() >= _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, 0, CMD_COMPANY_CTRL); } } void InitializeCompanies() { _Company_pool.CleanPool(); _Company_pool.AddBlockToPool(); _cur_company_tick_index = 0; } void OnTick_Companies() { if (_game_mode == GM_EDITOR) return; if (IsValidCompanyID((CompanyID)_cur_company_tick_index)) { Company *c = GetCompany((CompanyID)_cur_company_tick_index); if (c->name_1 != 0) GenerateCompanyName(c); } if (_next_competitor_start == 0) { _next_competitor_start = AI::GetStartNextTime() * DAY_TICKS; } if (AI::CanStartNew() && _game_mode != GM_MENU && --_next_competitor_start == 0) { MaybeStartNewCompany(); } _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])); InvalidateWindow(WC_FINANCES, c->index); } if (_settings_client.gui.show_finances && _local_company != COMPANY_SPECTATOR) { ShowCompanyFinances(_local_company); c = GetCompany(_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 bits 0-3 command * - p1 = 0 - change auto renew bool * - p1 = 1 - change auto renew months * - p1 = 2 - change auto renew money * - p1 = 3 - change auto renew array * - p1 = 4 - change bool, months & money all together * - p1 = 5 - change renew_keep_length * @param p2 value to set * if p1 = 0, then: * - p2 = enable engine renewal * if p1 = 1, then: * - p2 = months left before engine expires to replace it * if p1 = 2, then * - p2 = minimum amount of money available * if p1 = 3, then: * - p1 bits 16-31 = engine group * - p2 bits 0-15 = old engine type * - p2 bits 16-31 = new engine type * if p1 = 4, then: * - p1 bit 15 = enable engine renewal * - p1 bits 16-31 = months left before engine expires to replace it * - p2 bits 0-31 = minimum amount of money available * if p1 = 5, then * - p2 = enable renew_keep_length */ CommandCost CmdSetAutoReplace(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text) { if (!IsValidCompanyID(_current_company)) return CMD_ERROR; Company *c = GetCompany(_current_company); switch (GB(p1, 0, 3)) { case 0: if (c->engine_renew == HasBit(p2, 0)) return CMD_ERROR; if (flags & DC_EXEC) { c->engine_renew = HasBit(p2, 0); if (IsLocalCompany()) { _settings_client.gui.autorenew = c->engine_renew; InvalidateWindow(WC_GAME_OPTIONS, 0); } } break; case 1: if (Clamp((int16)p2, -12, 12) != (int16)p2) return CMD_ERROR; if (c->engine_renew_months == (int16)p2) return CMD_ERROR; if (flags & DC_EXEC) { c->engine_renew_months = (int16)p2; if (IsLocalCompany()) { _settings_client.gui.autorenew_months = c->engine_renew_months; InvalidateWindow(WC_GAME_OPTIONS, 0); } } break; case 2: if (ClampU(p2, 0, 2000000) != p2) return CMD_ERROR; if (c->engine_renew_money == p2) return CMD_ERROR; if (flags & DC_EXEC) { c->engine_renew_money = p2; if (IsLocalCompany()) { _settings_client.gui.autorenew_money = c->engine_renew_money; InvalidateWindow(WC_GAME_OPTIONS, 0); } } break; case 3: { 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 (!IsValidGroupID(id_g) && !IsAllGroupID(id_g) && !IsDefaultGroupID(id_g)) return CMD_ERROR; if (new_engine_type != INVALID_ENGINE) { 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 (IsLocalCompany()) InvalidateAutoreplaceWindow(old_engine_type, id_g); return cost; } case 4: if (Clamp((int16)GB(p1, 16, 16), -12, 12) != (int16)GB(p1, 16, 16)) return CMD_ERROR; if (ClampU(p2, 0, 2000000) != p2) return CMD_ERROR; if (flags & DC_EXEC) { c->engine_renew = HasBit(p1, 15); c->engine_renew_months = (int16)GB(p1, 16, 16); c->engine_renew_money = p2; if (IsLocalCompany()) { _settings_client.gui.autorenew = c->engine_renew; _settings_client.gui.autorenew_months = c->engine_renew_months; _settings_client.gui.autorenew_money = c->engine_renew_money; InvalidateWindow(WC_GAME_OPTIONS, 0); } } break; case 5: if (c->renew_keep_length == HasBit(p2, 0)) return CMD_ERROR; if (flags & DC_EXEC) { c->renew_keep_length = HasBit(p2, 0); if (IsLocalCompany()) { InvalidateWindow(WC_REPLACE_VEHICLE, VEH_TRAIN); } } break; } return CommandCost(); } /** * Fill the CompanyNewsInformation struct with the required data. * @param p 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_7058_PRESIDENT, 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 * - p1 = 3 - merge two companies together. merge #1 with #2. Identified by p2 * @param p2 various functionality, dictated by p1 * - p1 = 0 - ClientID of the newly created client * - p1 = 2 - CompanyID of the that is getting deleted * - p1 = 3 - #1 p2 = (bit 0-15) - company to merge (p2 & 0xFFFF) * - #2 p2 = (bit 16-31) - company to be merged into ((p2>>16)&0xFFFF) * @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! Someone fix this up :) 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 * _network_playas/cid = requested company/clientid * * Other client(s)/server: * _local_company/_network_playas: 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); } else if (_local_company == COMPANY_SPECTATOR) { _network_playas = COMPANY_SPECTATOR; } 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)) { char *password = _settings_client.network.default_company_pass; NetworkChangeCompanyPassword(1, &password); } _current_company = _local_company; /* Now that we have a new company, broadcast our autorenew settings to * all clients so everything is in sync */ NetworkSend_Command(0, (_settings_client.gui.autorenew << 15 ) | (_settings_client.gui.autorenew_months << 16) | 4, _settings_client.gui.autorenew_money, CMD_SET_AUTOREPLACE, NULL, NULL ); 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 (IsValidCompanyID(ci->client_playas)) { CompanyID company_backup = _local_company; _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? */ _local_company = ci->client_playas; NetworkSend_Command(0, 0, 0, CMD_RENAME_PRESIDENT, NULL, ci->client_name); _local_company = company_backup; } /* 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(); DoStartupNewCompany(true); break; case 2: { // Delete a company Company *c; if (!IsValidCompanyID((CompanyID)p2)) return CMD_ERROR; if (!(flags & DC_EXEC)) return CommandCost(); c = GetCompany((CompanyID)p2); /* Delete any open window of the company */ DeleteCompanyWindows(c->index); CompanyNewsInformation *cni = MallocT(1); cni->FillData(c); /* Show the bankrupt news */ SetDParam(0, STR_705C_BANKRUPT); SetDParam(1, STR_705D_HAS_BEEN_CLOSED_DOWN_BY); SetDParamStr(2, cni->company_name); AddNewsItem(STR_02B6, NS_COMPANY_BANKRUPT, 0, 0, cni); /* Remove the company */ ChangeOwnershipOfCompanyItems(c->index, INVALID_OWNER); if (!IsHumanCompany(c->index)) AI::Stop(c->index); CompanyID c_index = c->index; delete c; AI::BroadcastNewEvent(new AIEventCompanyBankrupt(c_index)); } break; case 3: { // Merge a company (#1) into another company (#2), elimination company #1 CompanyID cid_old = (CompanyID)GB(p2, 0, 16); CompanyID cid_new = (CompanyID)GB(p2, 16, 16); if (!IsValidCompanyID(cid_old) || !IsValidCompanyID(cid_new)) return CMD_ERROR; if (!(flags & DC_EXEC)) return CMD_ERROR; ChangeOwnershipOfCompanyItems(cid_old, cid_new); delete GetCompany(cid_old); } break; default: return CMD_ERROR; } return CommandCost(); }