| // 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 "fpdfsdk/javascript/JS_Value.h" |
| |
| #include <time.h> |
| |
| #include <algorithm> |
| #include <cmath> |
| #include <limits> |
| #include <vector> |
| |
| #include "fpdfsdk/javascript/Document.h" |
| #include "fpdfsdk/javascript/JS_Define.h" |
| #include "fpdfsdk/javascript/JS_Object.h" |
| |
| namespace { |
| |
| const uint32_t g_nan[2] = {0, 0x7FF80000}; |
| |
| double GetNan() { |
| return *(double*)g_nan; |
| } |
| |
| double |
| 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)); |
| } |
| |
| } // namespace |
| |
| CJS_Value::CJS_Value(CJS_Runtime* pRuntime) : m_pJSRuntime(pRuntime) {} |
| |
| CJS_Value::CJS_Value(CJS_Runtime* pRuntime, v8::Local<v8::Value> pValue) |
| : m_pValue(pValue), m_pJSRuntime(pRuntime) {} |
| |
| CJS_Value::CJS_Value(CJS_Runtime* pRuntime, const int& iValue) |
| : m_pJSRuntime(pRuntime) { |
| operator=(iValue); |
| } |
| |
| CJS_Value::CJS_Value(CJS_Runtime* pRuntime, const bool& bValue) |
| : m_pJSRuntime(pRuntime) { |
| operator=(bValue); |
| } |
| |
| CJS_Value::CJS_Value(CJS_Runtime* pRuntime, const float& fValue) |
| : m_pJSRuntime(pRuntime) { |
| operator=(fValue); |
| } |
| |
| CJS_Value::CJS_Value(CJS_Runtime* pRuntime, const double& dValue) |
| : m_pJSRuntime(pRuntime) { |
| operator=(dValue); |
| } |
| |
| CJS_Value::CJS_Value(CJS_Runtime* pRuntime, CJS_Object* pJsObj) |
| : m_pJSRuntime(pRuntime) { |
| operator=(pJsObj); |
| } |
| |
| CJS_Value::CJS_Value(CJS_Runtime* pRuntime, const FX_WCHAR* pWstr) |
| : m_pJSRuntime(pRuntime) { |
| operator=(pWstr); |
| } |
| |
| CJS_Value::CJS_Value(CJS_Runtime* pRuntime, const FX_CHAR* pStr) |
| : m_pJSRuntime(pRuntime) { |
| operator=(pStr); |
| } |
| |
| CJS_Value::CJS_Value(CJS_Runtime* pRuntime, const CJS_Array& array) |
| : m_pValue(array.ToV8Array(pRuntime->GetIsolate())), |
| m_pJSRuntime(pRuntime) {} |
| |
| CJS_Value::~CJS_Value() {} |
| |
| CJS_Value::CJS_Value(const CJS_Value& other) = default; |
| |
| void CJS_Value::Attach(v8::Local<v8::Value> pValue) { |
| m_pValue = pValue; |
| } |
| |
| void CJS_Value::Detach() { |
| m_pValue = v8::Local<v8::Value>(); |
| } |
| |
| int CJS_Value::ToInt() const { |
| return FXJS_ToInt32(m_pJSRuntime->GetIsolate(), m_pValue); |
| } |
| |
| bool CJS_Value::ToBool() const { |
| return FXJS_ToBoolean(m_pJSRuntime->GetIsolate(), m_pValue); |
| } |
| |
| double CJS_Value::ToDouble() const { |
| return FXJS_ToNumber(m_pJSRuntime->GetIsolate(), m_pValue); |
| } |
| |
| float CJS_Value::ToFloat() const { |
| return (float)ToDouble(); |
| } |
| |
| CJS_Object* CJS_Value::ToCJSObject() const { |
| v8::Local<v8::Object> pObj = |
| FXJS_ToObject(m_pJSRuntime->GetIsolate(), m_pValue); |
| return (CJS_Object*)FXJS_GetPrivate(m_pJSRuntime->GetIsolate(), pObj); |
| } |
| |
| v8::Local<v8::Object> CJS_Value::ToV8Object() const { |
| return FXJS_ToObject(m_pJSRuntime->GetIsolate(), m_pValue); |
| } |
| |
| CFX_WideString CJS_Value::ToCFXWideString() const { |
| return FXJS_ToString(m_pJSRuntime->GetIsolate(), 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_pJSRuntime->GetIsolate(), m_pValue)); |
| return v8::Local<v8::Array>(); |
| } |
| |
| void CJS_Value::MaybeCoerceToNumber() { |
| bool bAllowNaN = false; |
| if (GetType() == VT_string) { |
| CFX_ByteString bstr = ToCFXByteString(); |
| if (bstr.GetLength() == 0) |
| return; |
| if (bstr == "NaN") |
| bAllowNaN = true; |
| } |
| v8::TryCatch try_catch(m_pJSRuntime->GetIsolate()); |
| v8::MaybeLocal<v8::Number> maybeNum = |
| m_pValue->ToNumber(m_pJSRuntime->GetIsolate()->GetCurrentContext()); |
| if (maybeNum.IsEmpty()) |
| return; |
| v8::Local<v8::Number> num = maybeNum.ToLocalChecked(); |
| if (std::isnan(num->Value()) && !bAllowNaN) |
| return; |
| m_pValue = num; |
| } |
| |
| void CJS_Value::operator=(int iValue) { |
| m_pValue = FXJS_NewNumber(m_pJSRuntime->GetIsolate(), iValue); |
| } |
| |
| void CJS_Value::operator=(bool bValue) { |
| m_pValue = FXJS_NewBoolean(m_pJSRuntime->GetIsolate(), bValue); |
| } |
| |
| void CJS_Value::operator=(double dValue) { |
| m_pValue = FXJS_NewNumber(m_pJSRuntime->GetIsolate(), dValue); |
| } |
| |
| void CJS_Value::operator=(float fValue) { |
| m_pValue = FXJS_NewNumber(m_pJSRuntime->GetIsolate(), fValue); |
| } |
| |
| void CJS_Value::operator=(v8::Local<v8::Object> pObj) { |
| m_pValue = pObj; |
| } |
| |
| void CJS_Value::operator=(CJS_Object* pObj) { |
| if (pObj) |
| operator=(pObj->ToV8Object()); |
| } |
| |
| void CJS_Value::operator=(const FX_WCHAR* pWstr) { |
| m_pValue = FXJS_NewString(m_pJSRuntime->GetIsolate(), (wchar_t*)pWstr); |
| } |
| |
| void CJS_Value::SetNull() { |
| m_pValue = FXJS_NewNull(m_pJSRuntime->GetIsolate()); |
| } |
| |
| void CJS_Value::operator=(const FX_CHAR* pStr) { |
| operator=(CFX_WideString::FromLocal(pStr).c_str()); |
| } |
| |
| void CJS_Value::operator=(const CJS_Date& date) { |
| ASSERT(m_pJSRuntime == date.GetJSRuntime()); |
| m_pValue = FXJS_NewDate(m_pJSRuntime->GetIsolate(), date.ToDouble()); |
| } |
| |
| void CJS_Value::operator=(const CJS_Value& value) { |
| ASSERT(m_pJSRuntime == value.m_pJSRuntime); |
| m_pValue = value.ToV8Value(); |
| } |
| |
| // static |
| CJS_Value::Type CJS_Value::GetValueType(v8::Local<v8::Value> value) { |
| if (value.IsEmpty()) |
| return VT_unknown; |
| if (value->IsString()) |
| return VT_string; |
| if (value->IsNumber()) |
| return VT_number; |
| if (value->IsBoolean()) |
| return VT_boolean; |
| if (value->IsDate()) |
| return VT_date; |
| if (value->IsObject()) |
| return VT_object; |
| if (value->IsNull()) |
| return VT_null; |
| if (value->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_pJSRuntime->GetIsolate(), m_pValue)); |
| return TRUE; |
| } |
| |
| return FALSE; |
| } |
| |
| FX_BOOL CJS_Value::ConvertToDate(CJS_Date& date) const { |
| if (IsDateObject()) { |
| v8::Local<v8::Value> mutable_value = m_pValue; |
| date.Attach(mutable_value.As<v8::Date>()); |
| return TRUE; |
| } |
| |
| return FALSE; |
| } |
| |
| CJS_PropValue::CJS_PropValue(const CJS_Value& value) |
| : CJS_Value(value), m_bIsSetting(0) {} |
| |
| CJS_PropValue::CJS_PropValue(CJS_Runtime* pRuntime) |
| : CJS_Value(pRuntime), m_bIsSetting(0) {} |
| |
| CJS_PropValue::~CJS_PropValue() {} |
| |
| 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::operator<<(CFX_ByteString str) { |
| ASSERT(!m_bIsSetting); |
| CJS_Value::operator=(str.c_str()); |
| } |
| |
| void CJS_PropValue::operator>>(CFX_ByteString& str) const { |
| ASSERT(m_bIsSetting); |
| str = 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); |
| m_pValue = array.ToV8Array(m_pJSRuntime->GetIsolate()); |
| } |
| |
| 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_Array::CJS_Array() {} |
| |
| CJS_Array::CJS_Array(const CJS_Array& other) = default; |
| |
| CJS_Array::~CJS_Array() {} |
| |
| void CJS_Array::Attach(v8::Local<v8::Array> pArray) { |
| m_pArray = pArray; |
| } |
| |
| void CJS_Array::GetElement(v8::Isolate* pIsolate, |
| unsigned index, |
| CJS_Value& value) const { |
| if (!m_pArray.IsEmpty()) |
| value.Attach(FXJS_GetArrayElement(pIsolate, m_pArray, index)); |
| } |
| |
| void CJS_Array::SetElement(v8::Isolate* pIsolate, |
| unsigned index, |
| const CJS_Value& value) { |
| if (m_pArray.IsEmpty()) |
| m_pArray = FXJS_NewArray(pIsolate); |
| |
| FXJS_PutArrayElement(pIsolate, m_pArray, index, value.ToV8Value()); |
| } |
| |
| int CJS_Array::GetLength() const { |
| if (m_pArray.IsEmpty()) |
| return 0; |
| return FXJS_GetArrayLength(m_pArray); |
| } |
| |
| v8::Local<v8::Array> CJS_Array::ToV8Array(v8::Isolate* pIsolate) const { |
| if (m_pArray.IsEmpty()) |
| m_pArray = FXJS_NewArray(pIsolate); |
| |
| return m_pArray; |
| } |
| |
| CJS_Date::CJS_Date(CJS_Runtime* pRuntime) : m_pJSRuntime(pRuntime) {} |
| |
| CJS_Date::CJS_Date(CJS_Runtime* pRuntime, double dMsecTime) |
| : m_pJSRuntime(pRuntime) { |
| m_pDate = FXJS_NewDate(pRuntime->GetIsolate(), dMsecTime); |
| } |
| |
| CJS_Date::CJS_Date(CJS_Runtime* pRuntime, |
| int year, |
| int mon, |
| int day, |
| int hour, |
| int min, |
| int sec) |
| : m_pJSRuntime(pRuntime) { |
| m_pDate = FXJS_NewDate(pRuntime->GetIsolate(), |
| MakeDate(year, mon, day, hour, min, sec, 0)); |
| } |
| |
| CJS_Date::~CJS_Date() {} |
| |
| bool CJS_Date::IsValidDate() const { |
| return !m_pDate.IsEmpty() && |
| !JS_PortIsNan(FXJS_ToNumber(m_pJSRuntime->GetIsolate(), m_pDate)); |
| } |
| |
| void CJS_Date::Attach(v8::Local<v8::Date> pDate) { |
| m_pDate = pDate; |
| } |
| |
| int CJS_Date::GetYear() const { |
| if (!IsValidDate()) |
| return 0; |
| |
| return JS_GetYearFromTime( |
| JS_LocalTime(FXJS_ToNumber(m_pJSRuntime->GetIsolate(), m_pDate))); |
| } |
| |
| void CJS_Date::SetYear(int iYear) { |
| double date = MakeDate(iYear, GetMonth(), GetDay(), GetHours(), GetMinutes(), |
| GetSeconds(), 0); |
| m_pDate = FXJS_NewDate(m_pJSRuntime->GetIsolate(), date); |
| } |
| |
| int CJS_Date::GetMonth() const { |
| if (!IsValidDate()) |
| return 0; |
| |
| return JS_GetMonthFromTime( |
| JS_LocalTime(FXJS_ToNumber(m_pJSRuntime->GetIsolate(), m_pDate))); |
| } |
| |
| void CJS_Date::SetMonth(int iMonth) { |
| double date = MakeDate(GetYear(), iMonth, GetDay(), GetHours(), GetMinutes(), |
| GetSeconds(), 0); |
| m_pDate = FXJS_NewDate(m_pJSRuntime->GetIsolate(), date); |
| } |
| |
| int CJS_Date::GetDay() const { |
| if (!IsValidDate()) |
| return 0; |
| |
| return JS_GetDayFromTime( |
| JS_LocalTime(FXJS_ToNumber(m_pJSRuntime->GetIsolate(), m_pDate))); |
| } |
| |
| void CJS_Date::SetDay(int iDay) { |
| double date = MakeDate(GetYear(), GetMonth(), iDay, GetHours(), GetMinutes(), |
| GetSeconds(), 0); |
| m_pDate = FXJS_NewDate(m_pJSRuntime->GetIsolate(), date); |
| } |
| |
| int CJS_Date::GetHours() const { |
| if (!IsValidDate()) |
| return 0; |
| |
| return JS_GetHourFromTime( |
| JS_LocalTime(FXJS_ToNumber(m_pJSRuntime->GetIsolate(), m_pDate))); |
| } |
| |
| void CJS_Date::SetHours(int iHours) { |
| double date = MakeDate(GetYear(), GetMonth(), GetDay(), iHours, GetMinutes(), |
| GetSeconds(), 0); |
| m_pDate = FXJS_NewDate(m_pJSRuntime->GetIsolate(), date); |
| } |
| |
| int CJS_Date::GetMinutes() const { |
| if (!IsValidDate()) |
| return 0; |
| |
| return JS_GetMinFromTime( |
| JS_LocalTime(FXJS_ToNumber(m_pJSRuntime->GetIsolate(), m_pDate))); |
| } |
| |
| void CJS_Date::SetMinutes(int minutes) { |
| double date = MakeDate(GetYear(), GetMonth(), GetDay(), GetHours(), minutes, |
| GetSeconds(), 0); |
| m_pDate = FXJS_NewDate(m_pJSRuntime->GetIsolate(), date); |
| } |
| |
| int CJS_Date::GetSeconds() const { |
| if (!IsValidDate()) |
| return 0; |
| |
| return JS_GetSecFromTime( |
| JS_LocalTime(FXJS_ToNumber(m_pJSRuntime->GetIsolate(), m_pDate))); |
| } |
| |
| void CJS_Date::SetSeconds(int seconds) { |
| double date = MakeDate(GetYear(), GetMonth(), GetDay(), GetHours(), |
| GetMinutes(), seconds, 0); |
| m_pDate = FXJS_NewDate(m_pJSRuntime->GetIsolate(), date); |
| } |
| |
| double CJS_Date::ToDouble() const { |
| if (m_pDate.IsEmpty()) |
| return 0.0; |
| |
| return FXJS_ToNumber(m_pJSRuntime->GetIsolate(), m_pDate); |
| } |
| |
| CFX_WideString CJS_Date::ToString() const { |
| if (m_pDate.IsEmpty()) |
| return L""; |
| |
| return FXJS_ToString(m_pJSRuntime->GetIsolate(), 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) |
| 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 86400000.0 * _DayFromYear(y); |
| } |
| |
| static const uint16_t daysMonth[12] = {0, 31, 59, 90, 120, 151, |
| 181, 212, 243, 273, 304, 334}; |
| static const uint16_t leapDaysMonth[12] = {0, 31, 60, 91, 121, 152, |
| 182, 213, 244, 274, 305, 335}; |
| |
| double _TimeFromYearMonth(int y, int m) { |
| const uint16_t* pMonth = _isLeapYear(y) ? leapDaysMonth : daysMonth; |
| 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 + static_cast<int>(t / (365.2425 * 86400000)); |
| if (_TimeFromYear(y) <= t) { |
| while (_TimeFromYear(y + 1) <= t) |
| y++; |
| } else { |
| while (_TimeFromYear(y) > 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); |
| int 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(nullptr); |
| 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(floor(dt / (60 * 60 * 1000)), 24); |
| } |
| |
| int JS_GetMinFromTime(double dt) { |
| return (int)_Mod(floor(dt / (60 * 1000)), 60); |
| } |
| |
| int JS_GetSecFromTime(double dt) { |
| return (int)_Mod(floor(dt / 1000), 60); |
| } |
| |
| double JS_DateParse(const CFX_WideString& str) { |
| 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, str); |
| 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 JS_LocalTime(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 d + _getLocalTZA() + _getDaylightSavingTA(d); |
| } |
| |
| std::vector<CJS_Value> JS_ExpandKeywordParams( |
| CJS_Runtime* pRuntime, |
| const std::vector<CJS_Value>& originals, |
| size_t nKeywords, |
| ...) { |
| ASSERT(nKeywords); |
| |
| std::vector<CJS_Value> result(nKeywords, CJS_Value(pRuntime)); |
| size_t size = std::min(originals.size(), nKeywords); |
| for (size_t i = 0; i < size; ++i) |
| result[i] = originals[i]; |
| |
| if (originals.size() != 1 || originals[0].GetType() != CJS_Value::VT_object || |
| originals[0].IsArrayObject()) { |
| return result; |
| } |
| v8::Local<v8::Object> pObj = originals[0].ToV8Object(); |
| result[0] = CJS_Value(pRuntime); // Make unknown. |
| |
| va_list ap; |
| va_start(ap, nKeywords); |
| for (size_t i = 0; i < nKeywords; ++i) { |
| const wchar_t* property = va_arg(ap, const wchar_t*); |
| v8::Local<v8::Value> v8Value = |
| FXJS_GetObjectElement(pRuntime->GetIsolate(), pObj, property); |
| if (!v8Value->IsUndefined()) |
| result[i] = CJS_Value(pRuntime, v8Value); |
| } |
| va_end(ap); |
| return result; |
| } |