misc_cmd.cpp
Go to the documentation of this file.00001
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00012 #include "stdafx.h"
00013 #include "command_func.h"
00014 #include "economy_func.h"
00015 #include "window_func.h"
00016 #include "textbuf_gui.h"
00017 #include "network/network.h"
00018 #include "network/network_func.h"
00019 #include "strings_func.h"
00020 #include "functions.h"
00021 #include "company_func.h"
00022 #include "company_gui.h"
00023 #include "company_base.h"
00024 #include "core/backup_type.hpp"
00025
00026 #include "table/strings.h"
00027
00039 CommandCost CmdIncreaseLoan(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
00040 {
00041 Company *c = Company::Get(_current_company);
00042
00043 if (c->current_loan >= _economy.max_loan) {
00044 SetDParam(0, _economy.max_loan);
00045 return_cmd_error(STR_ERROR_MAXIMUM_PERMITTED_LOAN);
00046 }
00047
00048 Money loan;
00049 switch (p2) {
00050 default: return CMD_ERROR;
00051 case 0:
00052 loan = LOAN_INTERVAL;
00053 break;
00054 case 1:
00055 loan = _economy.max_loan - c->current_loan;
00056 break;
00057 case 2:
00058 if ((int32)p1 < LOAN_INTERVAL || c->current_loan + (int32)p1 > _economy.max_loan || p1 % LOAN_INTERVAL != 0) return CMD_ERROR;
00059 loan = p1;
00060 break;
00061 }
00062
00063
00064 if (c->money + c->current_loan + loan < c->money) return CMD_ERROR;
00065
00066 if (flags & DC_EXEC) {
00067 c->money += loan;
00068 c->current_loan += loan;
00069 InvalidateCompanyWindows(c);
00070 }
00071
00072 return CommandCost(EXPENSES_OTHER);
00073 }
00074
00086 CommandCost CmdDecreaseLoan(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
00087 {
00088 Company *c = Company::Get(_current_company);
00089
00090 if (c->current_loan == 0) return_cmd_error(STR_ERROR_LOAN_ALREADY_REPAYED);
00091
00092 Money loan;
00093 switch (p2) {
00094 default: return CMD_ERROR;
00095 case 0:
00096 loan = min(c->current_loan, (Money)LOAN_INTERVAL);
00097 break;
00098 case 1:
00099 loan = max(min(c->current_loan, c->money), (Money)LOAN_INTERVAL);
00100 loan -= loan % LOAN_INTERVAL;
00101 break;
00102 case 2:
00103 if (p1 % LOAN_INTERVAL != 0 || (int32)p1 < LOAN_INTERVAL || p1 > c->current_loan) return CMD_ERROR;
00104 loan = p1;
00105 break;
00106 }
00107
00108 if (c->money < loan) {
00109 SetDParam(0, loan);
00110 return_cmd_error(STR_ERROR_CURRENCY_REQUIRED);
00111 }
00112
00113 if (flags & DC_EXEC) {
00114 c->money -= loan;
00115 c->current_loan -= loan;
00116 InvalidateCompanyWindows(c);
00117 }
00118 return CommandCost();
00119 }
00120
00127 static void AskUnsafeUnpauseCallback(Window *w, bool confirmed)
00128 {
00129 DoCommandP(0, PM_PAUSED_ERROR, confirmed ? 0 : 1, CMD_PAUSE);
00130 }
00131
00144 CommandCost CmdPause(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
00145 {
00146 switch (p1) {
00147 case PM_PAUSED_SAVELOAD:
00148 case PM_PAUSED_ERROR:
00149 case PM_PAUSED_NORMAL:
00150 break;
00151
00152 #ifdef ENABLE_NETWORK
00153 case PM_PAUSED_JOIN:
00154 case PM_PAUSED_ACTIVE_CLIENTS:
00155 if (!_networking) return CMD_ERROR;
00156 break;
00157 #endif
00158
00159 default: return CMD_ERROR;
00160 }
00161 if (flags & DC_EXEC) {
00162 if (p1 == PM_PAUSED_NORMAL && _pause_mode & PM_PAUSED_ERROR) {
00163 ShowQuery(
00164 STR_NEWGRF_UNPAUSE_WARNING_TITLE,
00165 STR_NEWGRF_UNPAUSE_WARNING,
00166 NULL,
00167 AskUnsafeUnpauseCallback
00168 );
00169 } else {
00170 #ifdef ENABLE_NETWORK
00171 PauseMode prev_mode = _pause_mode;
00172 #endif
00173
00174 if (p2 == 0) {
00175 _pause_mode = _pause_mode & ~p1;
00176 } else {
00177 _pause_mode = _pause_mode | p1;
00178 }
00179 InvalidateWindowClassesData(WC_AI_DEBUG, -2);
00180
00181 #ifdef ENABLE_NETWORK
00182 NetworkHandlePauseChange(prev_mode, (PauseMode)p1);
00183 #endif
00184 }
00185
00186 SetWindowDirty(WC_STATUS_BAR, 0);
00187 SetWindowDirty(WC_MAIN_TOOLBAR, 0);
00188 }
00189 return CommandCost();
00190 }
00191
00203 CommandCost CmdMoneyCheat(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
00204 {
00205 #ifndef _DEBUG
00206 if (_networking) return CMD_ERROR;
00207 #endif
00208 return CommandCost(EXPENSES_OTHER, -(int32)p1);
00209 }
00210
00223 CommandCost CmdGiveMoney(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
00224 {
00225 if (!_settings_game.economy.give_money) return CMD_ERROR;
00226
00227 const Company *c = Company::Get(_current_company);
00228 CommandCost amount(EXPENSES_OTHER, min((Money)p1, (Money)20000000LL));
00229 CompanyID dest_company = (CompanyID)p2;
00230
00231
00232 if (c->money - c->current_loan < amount.GetCost() || amount.GetCost() < 0) return CMD_ERROR;
00233 if (!_networking || !Company::IsValidID(dest_company)) return CMD_ERROR;
00234
00235 if (flags & DC_EXEC) {
00236
00237 Backup<CompanyByte> cur_company(_current_company, dest_company, FILE_LINE);
00238 SubtractMoneyFromCompany(CommandCost(EXPENSES_OTHER, -amount.GetCost()));
00239 cur_company.Restore();
00240 }
00241
00242
00243 return amount;
00244 }