rubidium@9825: /* $Id$ */
rubidium@9825: 
rubidium@9825: /** @file ai_date.cpp handles the functions of the AIDate class */
rubidium@9825: 
rubidium@9825: #include "ai_date.hpp"
rubidium@9825: #include "../../date_func.h"
rubidium@9825: 
rubidium@9825: /* static */ int32 AIDate::GetCurrentDate()
rubidium@9825: {
rubidium@9825: 	return ::_date;
rubidium@9825: }
rubidium@9825: 
rubidium@9825: /* static */ int32 AIDate::GetYear(int32 date)
rubidium@9825: {
rubidium@9825: 	if (date < 0) return -1;
rubidium@9825: 
rubidium@9825: 	::YearMonthDay ymd;
rubidium@9825: 	::ConvertDateToYMD(date, &ymd);
rubidium@9825: 	return ymd.year;
rubidium@9825: }
rubidium@9825: 
rubidium@9825: /* static */ int32 AIDate::GetMonth(int32 date)
rubidium@9825: {
rubidium@9825: 	if (date < 0) return -1;
rubidium@9825: 
rubidium@9825: 	::YearMonthDay ymd;
rubidium@9825: 	::ConvertDateToYMD(date, &ymd);
rubidium@9825: 	return ymd.month + 1;
rubidium@9825: }
rubidium@9825: 
rubidium@9825: /* static */ int32 AIDate::GetDayOfMonth(int32 date)
rubidium@9825: {
rubidium@9825: 	if (date < 0) return -1;
rubidium@9825: 
rubidium@9825: 	::YearMonthDay ymd;
rubidium@9825: 	::ConvertDateToYMD(date, &ymd);
rubidium@9825: 	return ymd.day;
rubidium@9825: }
rubidium@9825: 
rubidium@9825: /* static */ int32 AIDate::GetDate(int32 year, int32 month, int32 day_of_month)
rubidium@9825: {
rubidium@9825: 	if (month < 1 || month > 12) return -1;
rubidium@9825: 	if (day_of_month < 1 || day_of_month > 31) return -1;
rubidium@9825: 	if (year < 1 || year > MAX_YEAR) return -1;
rubidium@9825: 
rubidium@9825: 	return ::ConvertYMDToDate(year, month - 1, day_of_month);
rubidium@9825: }