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-rw-r--r--fpdfsdk/javascript/JS_Define.cpp308
1 files changed, 0 insertions, 308 deletions
diff --git a/fpdfsdk/javascript/JS_Define.cpp b/fpdfsdk/javascript/JS_Define.cpp
deleted file mode 100644
index 18887e636a..0000000000
--- a/fpdfsdk/javascript/JS_Define.cpp
+++ /dev/null
@@ -1,308 +0,0 @@
-// 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_Define.h"
-
-#include <time.h>
-
-#include <algorithm>
-#include <cmath>
-#include <limits>
-#include <vector>
-
-#include "fpdfsdk/javascript/cjs_document.h"
-#include "fpdfsdk/javascript/cjs_object.h"
-
-namespace {
-
-double GetLocalTZA() {
- if (!FSDK_IsSandBoxPolicyEnabled(FPDF_POLICY_MACHINETIME_ACCESS))
- return 0;
- time_t t = 0;
- time(&t);
- localtime(&t);
-#if _FX_PLATFORM_ == _FX_PLATFORM_WINDOWS_
- // In gcc 'timezone' is a global variable declared in time.h. In VC++, that
- // variable was removed in VC++ 2015, with _get_timezone replacing it.
- long timezone = 0;
- _get_timezone(&timezone);
-#endif // _FX_PLATFORM_ == _FX_PLATFORM_WINDOWS_
- 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;
-}
-
-bool IsLeapYear(int year) {
- return (year % 4 == 0) && ((year % 100 != 0) || (year % 400 != 0));
-}
-
-int DayFromYear(int y) {
- return (int)(365 * (y - 1970.0) + floor((y - 1969.0) / 4) -
- floor((y - 1901.0) / 100) + 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 static_cast<int>(floor(t / 86400000.0));
-}
-
-int YearFromTime(double t) {
- // estimate the time.
- int y = 1970 + static_cast<int>(t / (365.2425 * 86400000.0));
- 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;
- }
-}
-
-} // namespace
-
-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_LocalTime(double d) {
- return d + GetLocalTZA() + GetDaylightSavingTA(d);
-}
-
-double JS_DateParse(const 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::Value> timeStr =
- CJS_Runtime::CurrentRuntimeFromIsolate(pIsolate)->NewString(
- str.AsStringView());
- 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 (!std::isfinite(date))
- return date;
- return JS_LocalTime(date);
- }
- }
- }
- return 0;
-}
-
-double JS_MakeDay(int nYear, int nMonth, int nDate) {
- double y = static_cast<double>(nYear);
- double m = static_cast<double>(nMonth);
- double dt = static_cast<double>(nDate);
- double ym = y + floor(m / 12);
- double mn = Mod(m, 12);
- double t = TimeFromYearMonth(static_cast<int>(ym), static_cast<int>(mn));
- if (YearFromTime(t) != ym || MonthFromTime(t) != mn || DateFromTime(t) != 1)
- return std::nan("");
-
- return Day(t) + dt - 1;
-}
-
-double JS_MakeTime(int nHour, int nMin, int nSec, int nMs) {
- double h = static_cast<double>(nHour);
- double m = static_cast<double>(nMin);
- double s = static_cast<double>(nSec);
- double milli = static_cast<double>(nMs);
- return h * 3600000 + m * 60000 + s * 1000 + milli;
-}
-
-double JS_MakeDate(double day, double time) {
- if (!std::isfinite(day) || !std::isfinite(time))
- return std::nan("");
-
- return day * 86400000 + time;
-}
-
-std::vector<v8::Local<v8::Value>> ExpandKeywordParams(
- CJS_Runtime* pRuntime,
- const std::vector<v8::Local<v8::Value>>& originals,
- size_t nKeywords,
- ...) {
- ASSERT(nKeywords);
-
- std::vector<v8::Local<v8::Value>> result(nKeywords, v8::Local<v8::Value>());
- 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]->IsObject() ||
- originals[0]->IsArray()) {
- return result;
- }
- result[0] = v8::Local<v8::Value>(); // Make unknown.
-
- v8::Local<v8::Object> pObj = pRuntime->ToObject(originals[0]);
- 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 = pRuntime->GetObjectProperty(pObj, property);
- if (!v8Value->IsUndefined())
- result[i] = v8Value;
- }
- va_end(ap);
-
- return result;
-}
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