00001 /* $Id: script_date.cpp 23619 2011-12-19 20:59:12Z truebrain $ */ 00002 00003 /* 00004 * This file is part of OpenTTD. 00005 * 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. 00006 * 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. 00007 * 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/>. 00008 */ 00009 00012 #include <time.h> 00013 #include "../../stdafx.h" 00014 #include "script_date.hpp" 00015 #include "../../date_func.h" 00016 00017 /* static */ int32 ScriptDate::GetCurrentDate() 00018 { 00019 return ::_date; 00020 } 00021 00022 /* static */ int32 ScriptDate::GetYear(int32 date) 00023 { 00024 if (date < 0) return -1; 00025 00026 ::YearMonthDay ymd; 00027 ::ConvertDateToYMD(date, &ymd); 00028 return ymd.year; 00029 } 00030 00031 /* static */ int32 ScriptDate::GetMonth(int32 date) 00032 { 00033 if (date < 0) return -1; 00034 00035 ::YearMonthDay ymd; 00036 ::ConvertDateToYMD(date, &ymd); 00037 return ymd.month + 1; 00038 } 00039 00040 /* static */ int32 ScriptDate::GetDayOfMonth(int32 date) 00041 { 00042 if (date < 0) return -1; 00043 00044 ::YearMonthDay ymd; 00045 ::ConvertDateToYMD(date, &ymd); 00046 return ymd.day; 00047 } 00048 00049 /* static */ int32 ScriptDate::GetDate(int32 year, int32 month, int32 day_of_month) 00050 { 00051 if (month < 1 || month > 12) return -1; 00052 if (day_of_month < 1 || day_of_month > 31) return -1; 00053 if (year < 0 || year > MAX_YEAR) return -1; 00054 00055 return ::ConvertYMDToDate(year, month - 1, day_of_month); 00056 } 00057 00058 /* static */ int32 ScriptDate::GetSystemTime() 00059 { 00060 time_t t; 00061 time(&t); 00062 return t; 00063 }