// 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 <time.h> #include <cmath> #include <limits> #include "../../include/javascript/JS_Define.h" #include "../../include/javascript/JS_Object.h" #include "../../include/javascript/JS_Value.h" #include "../../include/javascript/Document.h" static const FX_DWORD g_nan[2] = {0, 0x7FF80000}; static double GetNan() { return *(double*)g_nan; } /* ---------------------------- CJS_Value ---------------------------- */ CJS_Value::CJS_Value(v8::Isolate* isolate) : m_eType(VT_unknown), m_isolate(isolate) {} CJS_Value::CJS_Value(v8::Isolate* isolate, v8::Local<v8::Value> pValue, Type t) : m_eType(t), m_pValue(pValue), m_isolate(isolate) { } CJS_Value::CJS_Value(v8::Isolate* isolate, const int& iValue) : m_isolate(isolate) { operator=(iValue); } CJS_Value::CJS_Value(v8::Isolate* isolate, const bool& bValue) : m_isolate(isolate) { operator=(bValue); } CJS_Value::CJS_Value(v8::Isolate* isolate, const float& fValue) : m_isolate(isolate) { operator=(fValue); } CJS_Value::CJS_Value(v8::Isolate* isolate, const double& dValue) : m_isolate(isolate) { operator=(dValue); } CJS_Value::CJS_Value(v8::Isolate* isolate, v8::Local<v8::Object> pJsObj) : m_isolate(isolate) { operator=(pJsObj); } CJS_Value::CJS_Value(v8::Isolate* isolate, CJS_Object* pJsObj) : m_isolate(isolate) { operator=(pJsObj); } CJS_Value::CJS_Value(v8::Isolate* isolate, CJS_Document* pJsDoc) : m_isolate(isolate) { m_eType = VT_object; if (pJsDoc) m_pValue = pJsDoc->ToV8Object(); } CJS_Value::CJS_Value(v8::Isolate* isolate, const FX_WCHAR* pWstr) : m_isolate(isolate) { operator=(pWstr); } CJS_Value::CJS_Value(v8::Isolate* isolate, const FX_CHAR* pStr) : m_isolate(isolate) { operator=(pStr); } CJS_Value::CJS_Value(v8::Isolate* isolate, CJS_Array& array) : m_isolate(isolate) { operator=(array); } CJS_Value::~CJS_Value() {} void CJS_Value::Attach(v8::Local<v8::Value> pValue, Type t) { m_pValue = pValue; m_eType = t; } void CJS_Value::Attach(CJS_Value* pValue) { if (pValue) Attach(pValue->ToV8Value(), pValue->GetType()); } void CJS_Value::Detach() { m_pValue = v8::Local<v8::Value>(); m_eType = VT_unknown; } /* ---------------------------------------------------------------------------------------- */ int CJS_Value::ToInt() const { return FXJS_ToInt32(m_isolate, m_pValue); } bool CJS_Value::ToBool() const { return FXJS_ToBoolean(m_isolate, m_pValue); } double CJS_Value::ToDouble() const { return FXJS_ToNumber(m_isolate, m_pValue); } float CJS_Value::ToFloat() const { return (float)ToDouble(); } CJS_Object* CJS_Value::ToCJSObject() const { v8::Local<v8::Object> pObj = FXJS_ToObject(m_isolate, m_pValue); return (CJS_Object*)FXJS_GetPrivate(m_isolate, pObj); } v8::Local<v8::Object> CJS_Value::ToV8Object() const { return FXJS_ToObject(m_isolate, m_pValue); } CFX_WideString CJS_Value::ToCFXWideString() const { return FXJS_ToString(m_isolate, m_pValue); } CFX_ByteString CJS_Value::ToCFXByteString() const { return CFX_ByteString::FromUnicode(ToCFXWideString()); } v8::Local<v8::Value> CJS_Value::ToV8Value() const { return m_pValue; } v8::Local<v8::Array> CJS_Value::ToV8Array() const { if (IsArrayObject()) return v8::Local<v8::Array>::Cast(FXJS_ToObject(m_isolate, m_pValue)); return v8::Local<v8::Array>(); } /* ---------------------------------------------------------------------------------------- */ void CJS_Value::operator=(int iValue) { m_pValue = FXJS_NewNumber(m_isolate, iValue); m_eType = VT_number; } void CJS_Value::operator=(bool bValue) { m_pValue = FXJS_NewBoolean(m_isolate, bValue); m_eType = VT_boolean; } void CJS_Value::operator=(double dValue) { m_pValue = FXJS_NewNumber(m_isolate, dValue); m_eType = VT_number; } void CJS_Value::operator=(float fValue) { m_pValue = FXJS_NewNumber(m_isolate, fValue); m_eType = VT_number; } void CJS_Value::operator=(v8::Local<v8::Object> pObj) { m_pValue = FXJS_NewObject(m_isolate, pObj); m_eType = VT_fxobject; } void CJS_Value::operator=(CJS_Object* pObj) { if (pObj) operator=(pObj->ToV8Object()); } void CJS_Value::operator=(CJS_Document* pJsDoc) { m_eType = VT_object; if (pJsDoc) { m_pValue = pJsDoc->ToV8Object(); } } void CJS_Value::operator=(const FX_WCHAR* pWstr) { m_pValue = FXJS_NewString(m_isolate, (wchar_t*)pWstr); m_eType = VT_string; } void CJS_Value::SetNull() { m_pValue = FXJS_NewNull(); m_eType = VT_null; } void CJS_Value::operator=(const FX_CHAR* pStr) { operator=(CFX_WideString::FromLocal(pStr).c_str()); } void CJS_Value::operator=(CJS_Array& array) { m_pValue = FXJS_NewObject2(m_isolate, (v8::Local<v8::Array>)array); m_eType = VT_object; } void CJS_Value::operator=(CJS_Date& date) { m_pValue = FXJS_NewDate(m_isolate, (double)date); m_eType = VT_date; } void CJS_Value::operator=(CJS_Value value) { m_pValue = value.ToV8Value(); m_eType = value.m_eType; m_isolate = value.m_isolate; } /* ---------------------------------------------------------------------------------------- */ CJS_Value::Type CJS_Value::GetType() const { if (m_pValue.IsEmpty()) return VT_unknown; if (m_pValue->IsString()) return VT_string; if (m_pValue->IsNumber()) return VT_number; if (m_pValue->IsBoolean()) return VT_boolean; if (m_pValue->IsDate()) return VT_date; if (m_pValue->IsObject()) return VT_object; if (m_pValue->IsNull()) return VT_null; if (m_pValue->IsUndefined()) return VT_undefined; return VT_unknown; } FX_BOOL CJS_Value::IsArrayObject() const { if (m_pValue.IsEmpty()) return FALSE; return m_pValue->IsArray(); } FX_BOOL CJS_Value::IsDateObject() const { if (m_pValue.IsEmpty()) return FALSE; return m_pValue->IsDate(); } // CJS_Value::operator CJS_Array() FX_BOOL CJS_Value::ConvertToArray(CJS_Array& array) const { if (IsArrayObject()) { array.Attach(FXJS_ToArray(m_isolate, m_pValue)); return TRUE; } return FALSE; } FX_BOOL CJS_Value::ConvertToDate(CJS_Date& date) const { // if (GetType() == VT_date) // { // date = (double)(*this); // return TRUE; // } if (IsDateObject()) { date.Attach(m_pValue); return TRUE; } return FALSE; } /* ---------------------------- CJS_PropValue ---------------------------- */ CJS_PropValue::CJS_PropValue(const CJS_Value& value) : CJS_Value(value), m_bIsSetting(0) {} CJS_PropValue::CJS_PropValue(v8::Isolate* isolate) : CJS_Value(isolate), m_bIsSetting(0) {} CJS_PropValue::~CJS_PropValue() {} FX_BOOL CJS_PropValue::IsSetting() { return m_bIsSetting; } FX_BOOL CJS_PropValue::IsGetting() { return !m_bIsSetting; } void CJS_PropValue::operator<<(int iValue) { ASSERT(!m_bIsSetting); CJS_Value::operator=(iValue); } void CJS_PropValue::operator>>(int& iValue) const { ASSERT(m_bIsSetting); iValue = CJS_Value::ToInt(); } void CJS_PropValue::operator<<(bool bValue) { ASSERT(!m_bIsSetting); CJS_Value::operator=(bValue); } void CJS_PropValue::operator>>(bool& bValue) const { ASSERT(m_bIsSetting); bValue = CJS_Value::ToBool(); } void CJS_PropValue::operator<<(double dValue) { ASSERT(!m_bIsSetting); CJS_Value::operator=(dValue); } void CJS_PropValue::operator>>(double& dValue) const { ASSERT(m_bIsSetting); dValue = CJS_Value::ToDouble(); } void CJS_PropValue::operator<<(CJS_Object* pObj) { ASSERT(!m_bIsSetting); CJS_Value::operator=(pObj); } void CJS_PropValue::operator>>(CJS_Object*& ppObj) const { ASSERT(m_bIsSetting); ppObj = CJS_Value::ToCJSObject(); } void CJS_PropValue::operator<<(CJS_Document* pJsDoc) { ASSERT(!m_bIsSetting); CJS_Value::operator=(pJsDoc); } void CJS_PropValue::operator>>(CJS_Document*& ppJsDoc) const { ASSERT(m_bIsSetting); ppJsDoc = static_cast<CJS_Document*>(CJS_Value::ToCJSObject()); } void CJS_PropValue::operator<<(v8::Local<v8::Object> pObj) { ASSERT(!m_bIsSetting); CJS_Value::operator=(pObj); } void CJS_PropValue::operator>>(v8::Local<v8::Object>& ppObj) const { ASSERT(m_bIsSetting); ppObj = CJS_Value::ToV8Object(); } void CJS_PropValue::StartSetting() { m_bIsSetting = 1; } void CJS_PropValue::StartGetting() { m_bIsSetting = 0; } void CJS_PropValue::operator<<(CFX_ByteString string) { ASSERT(!m_bIsSetting); CJS_Value::operator=(string.c_str()); } void CJS_PropValue::operator>>(CFX_ByteString& string) const { ASSERT(m_bIsSetting); string = CJS_Value::ToCFXByteString(); } void CJS_PropValue::operator<<(const FX_WCHAR* c_string) { ASSERT(!m_bIsSetting); CJS_Value::operator=(c_string); } void CJS_PropValue::operator>>(CFX_WideString& wide_string) const { ASSERT(m_bIsSetting); wide_string = CJS_Value::ToCFXWideString(); } void CJS_PropValue::operator<<(CFX_WideString wide_string) { ASSERT(!m_bIsSetting); CJS_Value::operator=(wide_string.c_str()); } void CJS_PropValue::operator>>(CJS_Array& array) const { ASSERT(m_bIsSetting); ConvertToArray(array); } void CJS_PropValue::operator<<(CJS_Array& array) { ASSERT(!m_bIsSetting); CJS_Value::operator=(array); } void CJS_PropValue::operator>>(CJS_Date& date) const { ASSERT(m_bIsSetting); ConvertToDate(date); } void CJS_PropValue::operator<<(CJS_Date& date) { ASSERT(!m_bIsSetting); CJS_Value::operator=(date); } CJS_PropValue::operator v8::Local<v8::Value>() const { return m_pValue; } /* ======================================== CJS_Array * ========================================= */ CJS_Array::CJS_Array(v8::Isolate* isolate) : m_isolate(isolate) {} CJS_Array::~CJS_Array() {} void CJS_Array::Attach(v8::Local<v8::Array> pArray) { m_pArray = pArray; } FX_BOOL CJS_Array::IsAttached() { return FALSE; } void CJS_Array::GetElement(unsigned index, CJS_Value& value) { if (m_pArray.IsEmpty()) return; v8::Local<v8::Value> p = FXJS_GetArrayElement(m_isolate, m_pArray, index); value.Attach(p, CJS_Value::VT_object); } void CJS_Array::SetElement(unsigned index, CJS_Value value) { if (m_pArray.IsEmpty()) m_pArray = FXJS_NewArray(m_isolate); FXJS_PutArrayElement(m_isolate, m_pArray, index, value.ToV8Value()); } int CJS_Array::GetLength() { if (m_pArray.IsEmpty()) return 0; return FXJS_GetArrayLength(m_pArray); } CJS_Array::operator v8::Local<v8::Array>() { if (m_pArray.IsEmpty()) m_pArray = FXJS_NewArray(m_isolate); return m_pArray; } /* ======================================== CJS_Date * ========================================= */ CJS_Date::CJS_Date(v8::Isolate* isolate) : m_isolate(isolate) {} CJS_Date::CJS_Date(v8::Isolate* isolate, double dMsec_time) { m_isolate = isolate; m_pDate = FXJS_NewDate(isolate, dMsec_time); } CJS_Date::CJS_Date(v8::Isolate* isolate, int year, int mon, int day, int hour, int min, int sec) { m_isolate = isolate; m_pDate = FXJS_NewDate(isolate, MakeDate(year, mon, day, hour, min, sec, 0)); } double CJS_Date::MakeDate(int year, int mon, int day, int hour, int min, int sec, int ms) { return JS_MakeDate(JS_MakeDay(year, mon, day), JS_MakeTime(hour, min, sec, ms)); } CJS_Date::~CJS_Date() {} FX_BOOL CJS_Date::IsValidDate() { if (m_pDate.IsEmpty()) return FALSE; return !JS_PortIsNan(FXJS_ToNumber(m_isolate, m_pDate)); } void CJS_Date::Attach(v8::Local<v8::Value> pDate) { m_pDate = pDate; } int CJS_Date::GetYear() { if (IsValidDate()) return JS_GetYearFromTime(JS_LocalTime(FXJS_ToNumber(m_isolate, m_pDate))); return 0; } void CJS_Date::SetYear(int iYear) { double date = MakeDate(iYear, GetMonth(), GetDay(), GetHours(), GetMinutes(), GetSeconds(), 0); FXJS_ValueCopy(m_pDate, FXJS_NewDate(m_isolate, date)); } int CJS_Date::GetMonth() { if (IsValidDate()) return JS_GetMonthFromTime(JS_LocalTime(FXJS_ToNumber(m_isolate, m_pDate))); return 0; } void CJS_Date::SetMonth(int iMonth) { double date = MakeDate(GetYear(), iMonth, GetDay(), GetHours(), GetMinutes(), GetSeconds(), 0); FXJS_ValueCopy(m_pDate, FXJS_NewDate(m_isolate, date)); } int CJS_Date::GetDay() { if (IsValidDate()) return JS_GetDayFromTime(JS_LocalTime(FXJS_ToNumber(m_isolate, m_pDate))); return 0; } void CJS_Date::SetDay(int iDay) { double date = MakeDate(GetYear(), GetMonth(), iDay, GetHours(), GetMinutes(), GetSeconds(), 0); FXJS_ValueCopy(m_pDate, FXJS_NewDate(m_isolate, date)); } int CJS_Date::GetHours() { if (IsValidDate()) return JS_GetHourFromTime(JS_LocalTime(FXJS_ToNumber(m_isolate, m_pDate))); return 0; } void CJS_Date::SetHours(int iHours) { double date = MakeDate(GetYear(), GetMonth(), GetDay(), iHours, GetMinutes(), GetSeconds(), 0); FXJS_ValueCopy(m_pDate, FXJS_NewDate(m_isolate, date)); } int CJS_Date::GetMinutes() { if (IsValidDate()) return JS_GetMinFromTime(JS_LocalTime(FXJS_ToNumber(m_isolate, m_pDate))); return 0; } void CJS_Date::SetMinutes(int minutes) { double date = MakeDate(GetYear(), GetMonth(), GetDay(), GetHours(), minutes, GetSeconds(), 0); FXJS_ValueCopy(m_pDate, FXJS_NewDate(m_isolate, date)); } int CJS_Date::GetSeconds() { if (IsValidDate()) return JS_GetSecFromTime(JS_LocalTime(FXJS_ToNumber(m_isolate, m_pDate))); return 0; } void CJS_Date::SetSeconds(int seconds) { double date = MakeDate(GetYear(), GetMonth(), GetDay(), GetHours(), GetMinutes(), seconds, 0); FXJS_ValueCopy(m_pDate, FXJS_NewDate(m_isolate, date)); } CJS_Date::operator v8::Local<v8::Value>() { return m_pDate; } CJS_Date::operator double() const { if (m_pDate.IsEmpty()) return 0.0; return FXJS_ToNumber(m_isolate, m_pDate); } CFX_WideString CJS_Date::ToString() const { if (m_pDate.IsEmpty()) return L""; return FXJS_ToString(m_isolate, m_pDate); } double _getLocalTZA() { if (!FSDK_IsSandBoxPolicyEnabled(FPDF_POLICY_MACHINETIME_ACCESS)) return 0; time_t t = 0; time(&t); localtime(&t); #if _MSC_VER >= 1900 // In gcc and in Visual Studio prior to VS 2015 'timezone' is a global // variable declared in time.h. That variable was deprecated and in VS 2015 // is removed, with _get_timezone replacing it. long timezone = 0; _get_timezone(&timezone); #endif return (double)(-(timezone * 1000)); } int _getDaylightSavingTA(double d) { if (!FSDK_IsSandBoxPolicyEnabled(FPDF_POLICY_MACHINETIME_ACCESS)) return 0; time_t t = (time_t)(d / 1000); struct tm* tmp = localtime(&t); if (tmp == NULL) return 0; if (tmp->tm_isdst > 0) // One hour. return (int)60 * 60 * 1000; return 0; } double _Mod(double x, double y) { double r = fmod(x, y); if (r < 0) r += y; return r; } int _isfinite(double v) { #if _MSC_VER return ::_finite(v); #else return std::fabs(v) < std::numeric_limits<double>::max(); #endif } double _toInteger(double n) { return (n >= 0) ? FXSYS_floor(n) : -FXSYS_floor(-n); } bool _isLeapYear(int year) { return (year % 4 == 0) && ((year % 100 != 0) || (year % 400 != 0)); } int _DayFromYear(int y) { return (int)(365 * (y - 1970.0) + FXSYS_floor((y - 1969.0) / 4) - FXSYS_floor((y - 1901.0) / 100) + FXSYS_floor((y - 1601.0) / 400)); } double _TimeFromYear(int y) { return ((double)86400000) * _DayFromYear(y); } double _TimeFromYearMonth(int y, int m) { static int daysMonth[12] = { 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334}; static int leapDaysMonth[12] = { 0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335}; int* pMonth = daysMonth; if (_isLeapYear(y)) pMonth = leapDaysMonth; return _TimeFromYear(y) + ((double)pMonth[m]) * 86400000; } int _Day(double t) { return (int)FXSYS_floor(t / 86400000); } int _YearFromTime(double t) { // estimate the time. int y = 1970 + (int)(t / (365.0 * 86400000)); if (_TimeFromYear(y) <= t) { while (_TimeFromYear(y + 1) <= t) y++; } else while (_TimeFromYear(y - 1) > t) y--; return y; } int _DayWithinYear(double t) { int year = _YearFromTime(t); int day = _Day(t); return day - _DayFromYear(year); } int _MonthFromTime(double t) { int day = _DayWithinYear(t); int year = _YearFromTime(t); if (0 <= day && day < 31) return 0; if (31 <= day && day < 59 + _isLeapYear(year)) return 1; if ((59 + _isLeapYear(year)) <= day && day < (90 + _isLeapYear(year))) return 2; if ((90 + _isLeapYear(year)) <= day && day < (120 + _isLeapYear(year))) return 3; if ((120 + _isLeapYear(year)) <= day && day < (151 + _isLeapYear(year))) return 4; if ((151 + _isLeapYear(year)) <= day && day < (181 + _isLeapYear(year))) return 5; if ((181 + _isLeapYear(year)) <= day && day < (212 + _isLeapYear(year))) return 6; if ((212 + _isLeapYear(year)) <= day && day < (243 + _isLeapYear(year))) return 7; if ((243 + _isLeapYear(year)) <= day && day < (273 + _isLeapYear(year))) return 8; if ((273 + _isLeapYear(year)) <= day && day < (304 + _isLeapYear(year))) return 9; if ((304 + _isLeapYear(year)) <= day && day < (334 + _isLeapYear(year))) return 10; if ((334 + _isLeapYear(year)) <= day && day < (365 + _isLeapYear(year))) return 11; return -1; } int _DateFromTime(double t) { int day = _DayWithinYear(t); int year = _YearFromTime(t); bool leap = _isLeapYear(year); int month = _MonthFromTime(t); switch (month) { case 0: return day + 1; case 1: return day - 30; case 2: return day - 58 - leap; case 3: return day - 89 - leap; case 4: return day - 119 - leap; case 5: return day - 150 - leap; case 6: return day - 180 - leap; case 7: return day - 211 - leap; case 8: return day - 242 - leap; case 9: return day - 272 - leap; case 10: return day - 303 - leap; case 11: return day - 333 - leap; default: return 0; } } double JS_GetDateTime() { if (!FSDK_IsSandBoxPolicyEnabled(FPDF_POLICY_MACHINETIME_ACCESS)) return 0; time_t t = time(NULL); struct tm* pTm = localtime(&t); int year = pTm->tm_year + 1900; double t1 = _TimeFromYear(year); return t1 + pTm->tm_yday * 86400000.0 + pTm->tm_hour * 3600000.0 + pTm->tm_min * 60000.0 + pTm->tm_sec * 1000.0; } int JS_GetYearFromTime(double dt) { return _YearFromTime(dt); } int JS_GetMonthFromTime(double dt) { return _MonthFromTime(dt); } int JS_GetDayFromTime(double dt) { return _DateFromTime(dt); } int JS_GetHourFromTime(double dt) { return (int)_Mod(FXSYS_floor((double)(dt / (60 * 60 * 1000))), 24); } int JS_GetMinFromTime(double dt) { return (int)_Mod(FXSYS_floor((double)(dt / (60 * 1000))), 60); } int JS_GetSecFromTime(double dt) { return (int)_Mod(FXSYS_floor((double)(dt / 1000)), 60); } double JS_DateParse(const wchar_t* string) { v8::Isolate* pIsolate = v8::Isolate::GetCurrent(); v8::Isolate::Scope isolate_scope(pIsolate); v8::HandleScope scope(pIsolate); v8::Local<v8::Context> context = pIsolate->GetCurrentContext(); // Use the built-in object method. v8::Local<v8::Value> v = context->Global() ->Get(context, v8::String::NewFromUtf8(pIsolate, "Date", v8::NewStringType::kNormal) .ToLocalChecked()) .ToLocalChecked(); if (v->IsObject()) { v8::Local<v8::Object> o = v->ToObject(context).ToLocalChecked(); v = o->Get(context, v8::String::NewFromUtf8(pIsolate, "parse", v8::NewStringType::kNormal) .ToLocalChecked()).ToLocalChecked(); if (v->IsFunction()) { v8::Local<v8::Function> funC = v8::Local<v8::Function>::Cast(v); const int argc = 1; v8::Local<v8::String> timeStr = FXJS_WSToJSString(pIsolate, string); v8::Local<v8::Value> argv[argc] = {timeStr}; v = funC->Call(context, context->Global(), argc, argv).ToLocalChecked(); if (v->IsNumber()) { double date = v->ToNumber(context).ToLocalChecked()->Value(); if (!_isfinite(date)) return date; return date + _getLocalTZA() + _getDaylightSavingTA(date); } } } return 0; } double JS_MakeDay(int nYear, int nMonth, int nDate) { if (!_isfinite(nYear) || !_isfinite(nMonth) || !_isfinite(nDate)) return GetNan(); double y = _toInteger(nYear); double m = _toInteger(nMonth); double dt = _toInteger(nDate); double ym = y + FXSYS_floor((double)m / 12); double mn = _Mod(m, 12); double t = _TimeFromYearMonth((int)ym, (int)mn); if (_YearFromTime(t) != ym || _MonthFromTime(t) != mn || _DateFromTime(t) != 1) return GetNan(); return _Day(t) + dt - 1; } double JS_MakeTime(int nHour, int nMin, int nSec, int nMs) { if (!_isfinite(nHour) || !_isfinite(nMin) || !_isfinite(nSec) || !_isfinite(nMs)) return GetNan(); double h = _toInteger(nHour); double m = _toInteger(nMin); double s = _toInteger(nSec); double milli = _toInteger(nMs); return h * 3600000 + m * 60000 + s * 1000 + milli; } double JS_MakeDate(double day, double time) { if (!_isfinite(day) || !_isfinite(time)) return GetNan(); return day * 86400000 + time; } bool JS_PortIsNan(double d) { return d != d; } double JS_LocalTime(double d) { return JS_GetDateTime() + _getDaylightSavingTA(d); }