| // Copyright 2014 PDFium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com |
| |
| #include "core/fxcrt/fx_system.h" |
| #include "xfa/fgas/localization/fgas_datetime.h" |
| |
| #if _FX_OS_ == _FX_LINUX_DESKTOP_ || _FX_OS_ == _FX_ANDROID_ || \ |
| _FX_OS_ == _FX_MACOSX_ || _FX_OS_ == _FX_IOS_ |
| #include <sys/time.h> |
| #include <time.h> |
| #endif |
| |
| namespace { |
| |
| const uint8_t g_FXDaysPerMonth[12] = {31, 28, 31, 30, 31, 30, |
| 31, 31, 30, 31, 30, 31}; |
| const uint8_t g_FXDaysPerLeapMonth[12] = {31, 29, 31, 30, 31, 30, |
| 31, 31, 30, 31, 30, 31}; |
| const int32_t g_FXDaysBeforeMonth[12] = {0, 31, 59, 90, 120, 151, |
| 181, 212, 243, 273, 304, 334}; |
| const int32_t g_FXDaysBeforeLeapMonth[12] = {0, 31, 60, 91, 121, 152, |
| 182, 213, 244, 274, 305, 335}; |
| const int32_t g_FXDaysPerYear = 365; |
| const int32_t g_FXDaysPerLeapYear = 366; |
| const int32_t g_FXDaysPer4Years = 1461; |
| const int32_t g_FXDaysPer100Years = 36524; |
| const int32_t g_FXDaysPer400Years = 146097; |
| const int64_t g_FXMillisecondsPerSecond = 1000; |
| const int64_t g_FXMillisecondsPerMinute = 60000; |
| const int64_t g_FXMillisecondsPerHour = 3600000; |
| const int64_t g_FXMillisecondsPerDay = 86400000; |
| |
| int64_t GetDayOfAD(int64_t unitime) { |
| bool bBC = unitime < 0; |
| int64_t iDays = unitime / g_FXMillisecondsPerDay; |
| iDays += bBC ? -1 : 0; |
| if (bBC && (unitime % g_FXMillisecondsPerDay) == 0) |
| iDays++; |
| return iDays; |
| } |
| |
| int32_t DaysBeforeMonthInYear(int32_t iYear, uint8_t iMonth) { |
| ASSERT(iYear != 0); |
| ASSERT(iMonth >= 1 && iMonth <= 12); |
| |
| const int32_t* p = |
| FX_IsLeapYear(iYear) ? g_FXDaysBeforeLeapMonth : g_FXDaysBeforeMonth; |
| return p[iMonth - 1]; |
| } |
| |
| int32_t DaysInYear(int32_t iYear) { |
| ASSERT(iYear != 0); |
| return FX_IsLeapYear(iYear) ? g_FXDaysPerLeapYear : g_FXDaysPerYear; |
| } |
| |
| int64_t DateToDays(int32_t iYear, |
| uint8_t iMonth, |
| uint8_t iDay, |
| bool bIncludeThisDay) { |
| ASSERT(iYear != 0); |
| ASSERT(iMonth >= 1 && iMonth <= 12); |
| ASSERT(iDay >= 1 && iDay <= FX_DaysInMonth(iYear, iMonth)); |
| |
| int64_t iDays = DaysBeforeMonthInYear(iYear, iMonth); |
| iDays += iDay; |
| if (!bIncludeThisDay) |
| iDays--; |
| |
| if (iYear > 0) { |
| iYear--; |
| } else { |
| iDays -= DaysInYear(iYear); |
| iYear++; |
| } |
| return iDays + static_cast<int64_t>(iYear) * 365 + iYear / 4 - iYear / 100 + |
| iYear / 400; |
| } |
| |
| void DaysToDate(int64_t iDays, |
| int32_t* retYear, |
| uint8_t* retMonth, |
| uint8_t* retDay) { |
| bool bBC = iDays < 0; |
| if (bBC) |
| iDays = -iDays; |
| |
| int32_t iYear = 1; |
| uint8_t iMonth = 1; |
| uint8_t iDay = 1; |
| if (iDays >= g_FXDaysPer400Years) { |
| iYear += static_cast<int32_t>(iDays / g_FXDaysPer400Years * 400); |
| iDays %= g_FXDaysPer400Years; |
| } |
| |
| if (iDays >= g_FXDaysPer100Years) { |
| if (iDays == g_FXDaysPer100Years * 4) { |
| iYear += 300; |
| iDays -= g_FXDaysPer100Years * 3; |
| } else { |
| iYear += static_cast<int32_t>(iDays / g_FXDaysPer100Years * 100); |
| iDays %= g_FXDaysPer100Years; |
| } |
| } |
| |
| if (iDays >= g_FXDaysPer4Years) { |
| iYear += static_cast<int32_t>(iDays / g_FXDaysPer4Years * 4); |
| iDays %= g_FXDaysPer4Years; |
| } |
| |
| while (true) { |
| int32_t iYearDays = DaysInYear(iYear); |
| if (iDays < iYearDays) { |
| if (bBC) { |
| iYear = -iYear; |
| iDays = iYearDays - iDays; |
| } |
| break; |
| } |
| iYear++; |
| iDays -= iYearDays; |
| } |
| while (true) { |
| int32_t iMonthDays = FX_DaysInMonth(iYear, iMonth); |
| if (iDays < iMonthDays) |
| break; |
| |
| iMonth++; |
| iDays -= iMonthDays; |
| } |
| iDay += static_cast<uint8_t>(iDays); |
| |
| *retYear = iYear; |
| *retMonth = iMonth; |
| *retDay = iDay; |
| } |
| |
| struct FXUT_SYSTEMTIME { |
| uint16_t wYear; |
| uint16_t wMonth; |
| uint16_t wDayOfWeek; |
| uint16_t wDay; |
| uint16_t wHour; |
| uint16_t wMinute; |
| uint16_t wSecond; |
| uint16_t wMilliseconds; |
| }; |
| |
| } // namespace |
| |
| uint8_t FX_DaysInMonth(int32_t iYear, uint8_t iMonth) { |
| ASSERT(iYear != 0); |
| ASSERT(iMonth >= 1 && iMonth <= 12); |
| |
| const uint8_t* p = |
| FX_IsLeapYear(iYear) ? g_FXDaysPerLeapMonth : g_FXDaysPerMonth; |
| return p[iMonth - 1]; |
| } |
| |
| bool FX_IsLeapYear(int32_t iYear) { |
| ASSERT(iYear != 0); |
| return ((iYear % 4) == 0 && (iYear % 100) != 0) || (iYear % 400) == 0; |
| } |
| |
| void CFX_Unitime::Now() { |
| FXUT_SYSTEMTIME utLocal; |
| #if _FX_OS_ == _FX_WIN32_DESKTOP_ || _FX_OS_ == _FX_WIN32_MOBILE_ || \ |
| _FX_OS_ == _FX_WIN64_ |
| ::GetLocalTime((LPSYSTEMTIME)&utLocal); |
| #elif _FX_OS_ != _FX_EMBEDDED_ |
| timeval curTime; |
| gettimeofday(&curTime, nullptr); |
| |
| struct tm st; |
| localtime_r(&curTime.tv_sec, &st); |
| utLocal.wYear = st.tm_year + 1900; |
| utLocal.wMonth = st.tm_mon + 1; |
| utLocal.wDayOfWeek = st.tm_wday; |
| utLocal.wDay = st.tm_mday; |
| utLocal.wHour = st.tm_hour; |
| utLocal.wMinute = st.tm_min; |
| utLocal.wSecond = st.tm_sec; |
| utLocal.wMilliseconds = curTime.tv_usec / 1000; |
| #endif // _FX_OS_ == _FX_WIN32_DESKTOP_ || _FX_OS_ == _FX_WIN32_MOBILE_ || \ |
| // _FX_OS_ == _FX_WIN64_ |
| Set(utLocal.wYear, static_cast<uint8_t>(utLocal.wMonth), |
| static_cast<uint8_t>(utLocal.wDay), static_cast<uint8_t>(utLocal.wHour), |
| static_cast<uint8_t>(utLocal.wMinute), |
| static_cast<uint8_t>(utLocal.wSecond), |
| static_cast<uint16_t>(utLocal.wMilliseconds)); |
| } |
| |
| void CFX_Unitime::Set(int32_t year, |
| uint8_t month, |
| uint8_t day, |
| uint8_t hour, |
| uint8_t minute, |
| uint8_t second, |
| uint16_t millisecond) { |
| ASSERT(hour <= 23); |
| ASSERT(minute <= 59); |
| ASSERT(second <= 59); |
| ASSERT(millisecond <= 999); |
| |
| m_iUnitime = static_cast<int64_t>(hour) * g_FXMillisecondsPerHour + |
| static_cast<int64_t>(minute) * g_FXMillisecondsPerMinute + |
| static_cast<int64_t>(second) * g_FXMillisecondsPerSecond + |
| millisecond; |
| if (year <= 0) |
| return; |
| |
| m_iUnitime += DateToDays(year, month, day, false) * g_FXMillisecondsPerDay; |
| } |
| |
| int32_t CFX_Unitime::GetYear() const { |
| int32_t iYear; |
| uint8_t iMonth, iDay; |
| DaysToDate(GetDayOfAD(m_iUnitime), &iYear, &iMonth, &iDay); |
| return iYear; |
| } |
| |
| uint8_t CFX_Unitime::GetMonth() const { |
| int32_t iYear; |
| uint8_t iMonth, iDay; |
| DaysToDate(GetDayOfAD(m_iUnitime), &iYear, &iMonth, &iDay); |
| return iMonth; |
| } |
| |
| uint8_t CFX_Unitime::GetDay() const { |
| int32_t iYear; |
| uint8_t iMonth, iDay; |
| DaysToDate(GetDayOfAD(m_iUnitime), &iYear, &iMonth, &iDay); |
| return iDay; |
| } |
| |
| uint8_t CFX_Unitime::GetHour() const { |
| int32_t v = static_cast<int32_t>(m_iUnitime % g_FXMillisecondsPerDay); |
| if (v < 0) |
| v += g_FXMillisecondsPerDay; |
| return static_cast<uint8_t>(v / g_FXMillisecondsPerHour); |
| } |
| |
| uint8_t CFX_Unitime::GetMinute() const { |
| int32_t v = static_cast<int32_t>(m_iUnitime % g_FXMillisecondsPerHour); |
| if (v < 0) |
| v += g_FXMillisecondsPerHour; |
| return static_cast<uint8_t>(v / g_FXMillisecondsPerMinute); |
| } |
| |
| uint8_t CFX_Unitime::GetSecond() const { |
| int32_t v = static_cast<int32_t>(m_iUnitime % g_FXMillisecondsPerMinute); |
| if (v < 0) |
| v += g_FXMillisecondsPerMinute; |
| return static_cast<uint8_t>(v / g_FXMillisecondsPerSecond); |
| } |
| |
| uint16_t CFX_Unitime::GetMillisecond() const { |
| int32_t v = static_cast<int32_t>(m_iUnitime % g_FXMillisecondsPerSecond); |
| if (v < 0) |
| v += g_FXMillisecondsPerSecond; |
| return static_cast<uint16_t>(v); |
| } |
| |
| bool CFX_DateTime::Set(int32_t year, uint8_t month, uint8_t day) { |
| ASSERT(year != 0); |
| ASSERT(month >= 1 && month <= 12); |
| ASSERT(day >= 1 && day <= FX_DaysInMonth(year, month)); |
| |
| m_DateTime.Date.sDate.year = year; |
| m_DateTime.Date.sDate.month = month; |
| m_DateTime.Date.sDate.day = day; |
| m_DateTime.Time.sTime.hour = 0; |
| m_DateTime.Time.sTime.minute = 0; |
| m_DateTime.Time.sTime.second = 0; |
| m_DateTime.Time.sTime.millisecond = 0; |
| return true; |
| } |
| |
| int32_t CFX_DateTime::GetDayOfWeek() const { |
| int32_t v = static_cast<int32_t>(DateToDays(m_DateTime.Date.sDate.year, |
| m_DateTime.Date.sDate.month, |
| m_DateTime.Date.sDate.day, true) % |
| 7); |
| if (v < 0) |
| v += 7; |
| return v; |
| } |