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// Copyright 2014 The PDFium Authors
// 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 "fxjs/cjs_publicmethods.h"
#include <math.h>
#include <algorithm>
#include <iomanip>
#include <iterator>
#include <limits>
#include <sstream>
#include <string>
#include <utility>
#include <vector>
#include "build/build_config.h"
#include "core/fpdfapi/parser/cpdf_stream.h"
#include "core/fpdfdoc/cpdf_formcontrol.h"
#include "core/fpdfdoc/cpdf_interactiveform.h"
#include "core/fxcrt/fx_extension.h"
#include "core/fxcrt/fx_string_wrappers.h"
#include "core/fxge/cfx_color.h"
#include "fpdfsdk/cpdfsdk_formfillenvironment.h"
#include "fpdfsdk/cpdfsdk_interactiveform.h"
#include "fxjs/cjs_color.h"
#include "fxjs/cjs_event_context.h"
#include "fxjs/cjs_field.h"
#include "fxjs/cjs_object.h"
#include "fxjs/cjs_runtime.h"
#include "fxjs/cjs_util.h"
#include "fxjs/fx_date_helpers.h"
#include "fxjs/js_define.h"
#include "fxjs/js_resources.h"
#include "third_party/abseil-cpp/absl/types/optional.h"
#include "third_party/base/check.h"
#include "third_party/base/numerics/safe_conversions.h"
#include "v8/include/v8-container.h"
// static
const JSMethodSpec CJS_PublicMethods::GlobalFunctionSpecs[] = {
{"AFDate_Format", AFDate_Format_static},
{"AFDate_FormatEx", AFDate_FormatEx_static},
{"AFDate_Keystroke", AFDate_Keystroke_static},
{"AFDate_KeystrokeEx", AFDate_KeystrokeEx_static},
{"AFExtractNums", AFExtractNums_static},
{"AFMakeNumber", AFMakeNumber_static},
{"AFMergeChange", AFMergeChange_static},
{"AFNumber_Format", AFNumber_Format_static},
{"AFNumber_Keystroke", AFNumber_Keystroke_static},
{"AFParseDateEx", AFParseDateEx_static},
{"AFPercent_Format", AFPercent_Format_static},
{"AFPercent_Keystroke", AFPercent_Keystroke_static},
{"AFRange_Validate", AFRange_Validate_static},
{"AFSimple", AFSimple_static},
{"AFSimple_Calculate", AFSimple_Calculate_static},
{"AFSpecial_Format", AFSpecial_Format_static},
{"AFSpecial_Keystroke", AFSpecial_Keystroke_static},
{"AFSpecial_KeystrokeEx", AFSpecial_KeystrokeEx_static},
{"AFTime_Format", AFTime_Format_static},
{"AFTime_FormatEx", AFTime_FormatEx_static},
{"AFTime_Keystroke", AFTime_Keystroke_static},
{"AFTime_KeystrokeEx", AFTime_KeystrokeEx_static},
};
namespace {
#if !BUILDFLAG(IS_ANDROID)
constexpr double kDoubleCorrect = 0.000000000000001;
#endif
constexpr const wchar_t* kDateFormats[] = {L"m/d",
L"m/d/yy",
L"mm/dd/yy",
L"mm/yy",
L"d-mmm",
L"d-mmm-yy",
L"dd-mmm-yy",
L"yy-mm-dd",
L"mmm-yy",
L"mmmm-yy",
L"mmm d, yyyy",
L"mmmm d, yyyy",
L"m/d/yy h:MM tt",
L"m/d/yy HH:MM"};
constexpr const wchar_t* kTimeFormats[] = {L"HH:MM", L"h:MM tt", L"HH:MM:ss",
L"h:MM:ss tt"};
template <typename T>
T StrTrim(const T& str) {
T result = str;
result.Trim(' ');
return result;
}
void AlertIfPossible(CJS_EventContext* pContext,
const WideString& wsCaller,
const WideString& wsMsg) {
CPDFSDK_FormFillEnvironment* pFormFillEnv = pContext->GetFormFillEnv();
if (pFormFillEnv) {
pFormFillEnv->JS_appAlert(wsMsg, wsCaller, JSPLATFORM_ALERT_BUTTON_OK,
JSPLATFORM_ALERT_ICON_STATUS);
}
}
#if !BUILDFLAG(IS_ANDROID)
ByteString CalculateString(double dValue,
int iDec,
int* iDec2,
bool* bNegative) {
*bNegative = dValue < 0;
if (*bNegative)
dValue = -dValue;
// Make sure the number of precision characters will fit.
iDec = std::min(iDec, std::numeric_limits<double>::digits10);
fxcrt::ostringstream ss;
ss << std::fixed << std::setprecision(iDec) << dValue;
fxcrt::string value = ss.str();
size_t pos = value.find('.');
*iDec2 = pdfium::base::checked_cast<int>(
pos == fxcrt::string::npos ? value.size() : pos);
return ByteString(value.c_str());
}
#endif
WideString CalcMergedString(const CJS_EventContext* event,
const WideString& value,
const WideString& change) {
WideString prefix = value.First(event->SelStart());
WideString postfix;
int end = event->SelEnd();
if (end >= 0 && static_cast<size_t>(end) < value.GetLength())
postfix = value.Last(value.GetLength() - static_cast<size_t>(end));
return prefix + change + postfix;
}
template <CJS_Result (*F)(CJS_Runtime*,
const std::vector<v8::Local<v8::Value>>&)>
void JSGlobalFunc(const char* func_name_string,
const v8::FunctionCallbackInfo<v8::Value>& info) {
CJS_Object* pObj =
CFXJS_Engine::GetObjectPrivate(info.GetIsolate(), info.Holder());
if (!pObj)
return;
CJS_Runtime* pRuntime = pObj->GetRuntime();
if (!pRuntime)
return;
std::vector<v8::Local<v8::Value>> parameters;
for (int i = 0; i < info.Length(); ++i)
parameters.push_back(info[i]);
CJS_Result result = (*F)(pRuntime, parameters);
if (result.HasError()) {
pRuntime->Error(
JSFormatErrorString(func_name_string, nullptr, result.Error()));
return;
}
if (result.HasReturn())
info.GetReturnValue().Set(result.Return());
}
int WithinBoundsOrZero(int value, size_t size) {
return value >= 0 && static_cast<size_t>(value) < size ? value : 0;
}
int ValidStyleOrZero(int style) {
return WithinBoundsOrZero(style, 4);
}
bool IsDigitSeparatorOrDecimalMark(int c) {
return c == '.' || c == ',';
}
#if !BUILDFLAG(IS_ANDROID)
bool IsStyleWithDigitSeparator(int style) {
return style == 0 || style == 2;
}
char DigitSeparatorForStyle(int style) {
DCHECK(IsStyleWithDigitSeparator(style));
return style == 0 ? ',' : '.';
}
bool IsStyleWithApostropheSeparator(int style) {
return style >= 4;
}
#endif
bool IsStyleWithCommaDecimalMark(int style) {
return style == 2 || style == 3;
}
char DecimalMarkForStyle(int style) {
return IsStyleWithCommaDecimalMark(style) ? ',' : '.';
}
#if !BUILDFLAG(IS_ANDROID)
void NormalizeDecimalMark(ByteString* str) {
str->Replace(",", ".");
}
#endif
void NormalizeDecimalMarkW(WideString* str) {
str->Replace(L",", L".");
}
absl::optional<double> ApplyNamedOperation(const WideString& wsFunction,
double dValue1,
double dValue2) {
if (wsFunction.EqualsASCIINoCase("AVG") ||
wsFunction.EqualsASCIINoCase("SUM")) {
return dValue1 + dValue2;
}
if (wsFunction.EqualsASCIINoCase("PRD"))
return dValue1 * dValue2;
if (wsFunction.EqualsASCIINoCase("MIN"))
return std::min(dValue1, dValue2);
if (wsFunction.EqualsASCIINoCase("MAX"))
return std::max(dValue1, dValue2);
return absl::nullopt;
}
} // namespace
// static
void CJS_PublicMethods::DefineJSObjects(CFXJS_Engine* pEngine) {
for (const auto& spec : GlobalFunctionSpecs)
pEngine->DefineGlobalMethod(spec.pName, spec.pMethodCall);
}
#define JS_STATIC_GLOBAL_FUN(fun_name) \
void CJS_PublicMethods::fun_name##_static( \
const v8::FunctionCallbackInfo<v8::Value>& info) { \
JSGlobalFunc<fun_name>(#fun_name, info); \
}
JS_STATIC_GLOBAL_FUN(AFNumber_Format)
JS_STATIC_GLOBAL_FUN(AFNumber_Keystroke)
JS_STATIC_GLOBAL_FUN(AFPercent_Format)
JS_STATIC_GLOBAL_FUN(AFPercent_Keystroke)
JS_STATIC_GLOBAL_FUN(AFDate_FormatEx)
JS_STATIC_GLOBAL_FUN(AFDate_KeystrokeEx)
JS_STATIC_GLOBAL_FUN(AFDate_Format)
JS_STATIC_GLOBAL_FUN(AFDate_Keystroke)
JS_STATIC_GLOBAL_FUN(AFTime_FormatEx)
JS_STATIC_GLOBAL_FUN(AFTime_KeystrokeEx)
JS_STATIC_GLOBAL_FUN(AFTime_Format)
JS_STATIC_GLOBAL_FUN(AFTime_Keystroke)
JS_STATIC_GLOBAL_FUN(AFSpecial_Format)
JS_STATIC_GLOBAL_FUN(AFSpecial_Keystroke)
JS_STATIC_GLOBAL_FUN(AFSpecial_KeystrokeEx)
JS_STATIC_GLOBAL_FUN(AFSimple)
JS_STATIC_GLOBAL_FUN(AFMakeNumber)
JS_STATIC_GLOBAL_FUN(AFSimple_Calculate)
JS_STATIC_GLOBAL_FUN(AFRange_Validate)
JS_STATIC_GLOBAL_FUN(AFMergeChange)
JS_STATIC_GLOBAL_FUN(AFParseDateEx)
JS_STATIC_GLOBAL_FUN(AFExtractNums)
bool CJS_PublicMethods::IsNumber(const WideString& str) {
WideString sTrim = StrTrim(str);
const wchar_t* pTrim = sTrim.c_str();
const wchar_t* p = pTrim;
bool bDot = false;
bool bKXJS = false;
wchar_t c;
while ((c = *p) != L'\0') {
if (IsDigitSeparatorOrDecimalMark(c)) {
if (bDot)
return false;
bDot = true;
} else if (c == L'-' || c == L'+') {
if (p != pTrim)
return false;
} else if (c == L'e' || c == L'E') {
if (bKXJS)
return false;
p++;
c = *p;
if (c != L'+' && c != L'-')
return false;
bKXJS = true;
} else if (!FXSYS_IsDecimalDigit(c)) {
return false;
}
p++;
}
return true;
}
bool CJS_PublicMethods::MaskSatisfied(wchar_t c_Change, wchar_t c_Mask) {
switch (c_Mask) {
case L'9':
return !!FXSYS_IsDecimalDigit(c_Change);
case L'A':
return isascii(c_Change) && isalpha(c_Change);
case L'O':
return isascii(c_Change) && isalnum(c_Change);
case L'X':
return true;
default:
return (c_Change == c_Mask);
}
}
bool CJS_PublicMethods::IsReservedMaskChar(wchar_t ch) {
return ch == L'9' || ch == L'A' || ch == L'O' || ch == L'X';
}
v8::Local<v8::Array> CJS_PublicMethods::AF_MakeArrayFromList(
CJS_Runtime* pRuntime,
v8::Local<v8::Value> val) {
DCHECK(!val.IsEmpty());
if (val->IsArray())
return pRuntime->ToArray(val);
DCHECK(val->IsString());
ByteString bsVal = pRuntime->ToByteString(val);
const char* p = bsVal.c_str();
int nIndex = 0;
v8::Local<v8::Array> StrArray = pRuntime->NewArray();
while (*p) {
const char* pTemp = strchr(p, ',');
if (!pTemp) {
pRuntime->PutArrayElement(
StrArray, nIndex,
pRuntime->NewString(StrTrim(ByteString(p)).AsStringView()));
break;
}
pRuntime->PutArrayElement(
StrArray, nIndex,
pRuntime->NewString(StrTrim(ByteString(p, pTemp - p)).AsStringView()));
nIndex++;
p = ++pTemp;
}
return StrArray;
}
double CJS_PublicMethods::ParseDate(v8::Isolate* isolate,
const WideString& value,
bool* bWrongFormat) {
double dt = FX_GetDateTime();
int nYear = FX_GetYearFromTime(dt);
int nMonth = FX_GetMonthFromTime(dt) + 1;
int nDay = FX_GetDayFromTime(dt);
int nHour = FX_GetHourFromTime(dt);
int nMin = FX_GetMinFromTime(dt);
int nSec = FX_GetSecFromTime(dt);
int number[3];
size_t nSkip = 0;
size_t nLen = value.GetLength();
size_t nIndex = 0;
size_t i = 0;
while (i < nLen) {
if (nIndex > 2)
break;
wchar_t c = value[i];
if (FXSYS_IsDecimalDigit(c)) {
number[nIndex++] = FX_ParseStringInteger(value, i, &nSkip, 4);
i += nSkip;
} else {
i++;
}
}
if (nIndex == 2) {
// TODO(thestig): Should the else case set |bWrongFormat| to true?
// case2: month/day
// case3: day/month
if (FX_IsValidMonth(number[0]) && FX_IsValidDay(number[1])) {
nMonth = number[0];
nDay = number[1];
} else if (FX_IsValidDay(number[0]) && FX_IsValidMonth(number[1])) {
nDay = number[0];
nMonth = number[1];
}
if (bWrongFormat)
*bWrongFormat = false;
} else if (nIndex == 3) {
// TODO(thestig): Should the else case set |bWrongFormat| to true?
// case1: year/month/day
// case2: month/day/year
// case3: day/month/year
if (number[0] > 12 && FX_IsValidMonth(number[1]) &&
FX_IsValidDay(number[2])) {
nYear = number[0];
nMonth = number[1];
nDay = number[2];
} else if (FX_IsValidMonth(number[0]) && FX_IsValidDay(number[1]) &&
number[2] > 31) {
nMonth = number[0];
nDay = number[1];
nYear = number[2];
} else if (FX_IsValidDay(number[0]) && FX_IsValidMonth(number[1]) &&
number[2] > 31) {
nDay = number[0];
nMonth = number[1];
nYear = number[2];
}
if (bWrongFormat)
*bWrongFormat = false;
} else {
if (bWrongFormat)
*bWrongFormat = true;
return dt;
}
// TODO(thestig): Should we set |bWrongFormat| to false here too?
return JS_DateParse(
isolate, WideString::Format(L"%d/%d/%d %d:%d:%d", nMonth, nDay, nYear,
nHour, nMin, nSec));
}
double CJS_PublicMethods::ParseDateUsingFormat(v8::Isolate* isolate,
const WideString& value,
const WideString& format,
bool* bWrongFormat) {
double dRet = nan("");
fxjs::ConversionStatus status = FX_ParseDateUsingFormat(value, format, &dRet);
if (status == fxjs::ConversionStatus::kSuccess)
return dRet;
if (status == fxjs::ConversionStatus::kBadDate) {
dRet = JS_DateParse(isolate, value);
if (!isnan(dRet))
return dRet;
}
bool bBadFormat = false;
dRet = ParseDate(isolate, value, &bBadFormat);
if (bWrongFormat)
*bWrongFormat = bBadFormat;
return dRet;
}
WideString CJS_PublicMethods::PrintDateUsingFormat(double dDate,
const WideString& format) {
WideString sRet;
WideString sPart;
int nYear = FX_GetYearFromTime(dDate);
int nMonth = FX_GetMonthFromTime(dDate) + 1;
int nDay = FX_GetDayFromTime(dDate);
int nHour = FX_GetHourFromTime(dDate);
int nMin = FX_GetMinFromTime(dDate);
int nSec = FX_GetSecFromTime(dDate);
size_t i = 0;
while (i < format.GetLength()) {
wchar_t c = format[i];
size_t remaining = format.GetLength() - i - 1;
sPart.clear();
switch (c) {
case 'y':
case 'm':
case 'd':
case 'H':
case 'h':
case 'M':
case 's':
case 't':
if (remaining == 0 || format[i + 1] != c) {
switch (c) {
case 'y':
sPart += c;
break;
case 'm':
sPart = WideString::FormatInteger(nMonth);
break;
case 'd':
sPart = WideString::FormatInteger(nDay);
break;
case 'H':
sPart = WideString::FormatInteger(nHour);
break;
case 'h':
sPart =
WideString::FormatInteger(nHour > 12 ? nHour - 12 : nHour);
break;
case 'M':
sPart = WideString::FormatInteger(nMin);
break;
case 's':
sPart = WideString::FormatInteger(nSec);
break;
case 't':
sPart += nHour > 12 ? 'p' : 'a';
break;
}
i++;
} else if (remaining == 1 || format[i + 2] != c) {
switch (c) {
case 'y':
sPart = WideString::Format(L"%02d", nYear - (nYear / 100) * 100);
break;
case 'm':
sPart = WideString::Format(L"%02d", nMonth);
break;
case 'd':
sPart = WideString::Format(L"%02d", nDay);
break;
case 'H':
sPart = WideString::Format(L"%02d", nHour);
break;
case 'h':
sPart =
WideString::Format(L"%02d", nHour > 12 ? nHour - 12 : nHour);
break;
case 'M':
sPart = WideString::Format(L"%02d", nMin);
break;
case 's':
sPart = WideString::Format(L"%02d", nSec);
break;
case 't':
sPart = nHour > 12 ? L"pm" : L"am";
break;
}
i += 2;
} else if (remaining == 2 || format[i + 3] != c) {
switch (c) {
case 'm':
i += 3;
if (FX_IsValidMonth(nMonth))
sPart += fxjs::kMonths[nMonth - 1];
break;
default:
i += 3;
sPart += c;
sPart += c;
sPart += c;
break;
}
} else if (remaining == 3 || format[i + 4] != c) {
switch (c) {
case 'y':
sPart = WideString::Format(L"%04d", nYear);
i += 4;
break;
case 'm':
i += 4;
if (FX_IsValidMonth(nMonth))
sPart += fxjs::kFullMonths[nMonth - 1];
break;
default:
i += 4;
sPart += c;
sPart += c;
sPart += c;
sPart += c;
break;
}
} else {
i++;
sPart += c;
}
break;
default:
i++;
sPart += c;
break;
}
sRet += sPart;
}
return sRet;
}
// function AFNumber_Format(nDec, sepStyle, negStyle, currStyle, strCurrency,
// bCurrencyPrepend)
CJS_Result CJS_PublicMethods::AFNumber_Format(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
#if !BUILDFLAG(IS_ANDROID)
if (params.size() != 6)
return CJS_Result::Failure(JSMessage::kParamError);
CJS_EventContext* pEventContext = pRuntime->GetCurrentEventContext();
if (!pEventContext->HasValue())
return CJS_Result::Failure(WideString::FromASCII("No event handler"));
WideString& Value = pEventContext->Value();
ByteString strValue = StrTrim(Value.ToUTF8());
if (strValue.IsEmpty())
return CJS_Result::Success();
int iDec = abs(pRuntime->ToInt32(params[0]));
int iSepStyle = ValidStyleOrZero(pRuntime->ToInt32(params[1]));
int iNegStyle = ValidStyleOrZero(pRuntime->ToInt32(params[2]));
// params[3] is iCurrStyle, it's not used.
WideString wstrCurrency = pRuntime->ToWideString(params[4]);
bool bCurrencyPrepend = pRuntime->ToBoolean(params[5]);
// Processing decimal places
NormalizeDecimalMark(&strValue);
double dValue = atof(strValue.c_str());
if (iDec > 0)
dValue += kDoubleCorrect;
// Calculating number string
bool bNegative;
int iDec2;
strValue = CalculateString(dValue, iDec, &iDec2, &bNegative);
if (strValue.IsEmpty()) {
dValue = 0;
strValue = CalculateString(dValue, iDec, &iDec2, &bNegative);
if (strValue.IsEmpty()) {
strValue = "0";
iDec2 = 1;
}
}
DCHECK(iDec2 >= 0);
// Processing separator style
if (static_cast<size_t>(iDec2) < strValue.GetLength()) {
if (IsStyleWithCommaDecimalMark(iSepStyle))
strValue.Replace(".", ",");
if (iDec2 == 0)
strValue.Insert(iDec2, '0');
}
if (IsStyleWithDigitSeparator(iSepStyle)) {
char cSeparator = DigitSeparatorForStyle(iSepStyle);
for (int iDecPositive = iDec2 - 3; iDecPositive > 0; iDecPositive -= 3)
strValue.Insert(iDecPositive, cSeparator);
}
// Processing currency string
Value = WideString::FromUTF8(strValue.AsStringView());
if (bCurrencyPrepend)
Value = wstrCurrency + Value;
else
Value = Value + wstrCurrency;
// Processing negative style
if (bNegative) {
if (iNegStyle == 0) {
Value.InsertAtFront(L'-');
} else if (iNegStyle == 2 || iNegStyle == 3) {
Value.InsertAtFront(L'(');
Value += L')';
}
if (iNegStyle == 1 || iNegStyle == 3) {
if (CJS_Field* fTarget = pEventContext->TargetField()) {
v8::Local<v8::Array> arColor = pRuntime->NewArray();
pRuntime->PutArrayElement(arColor, 0, pRuntime->NewString("RGB"));
pRuntime->PutArrayElement(arColor, 1, pRuntime->NewNumber(1));
pRuntime->PutArrayElement(arColor, 2, pRuntime->NewNumber(0));
pRuntime->PutArrayElement(arColor, 3, pRuntime->NewNumber(0));
fTarget->set_text_color(pRuntime, arColor);
}
}
} else {
if (iNegStyle == 1 || iNegStyle == 3) {
if (CJS_Field* fTarget = pEventContext->TargetField()) {
v8::Local<v8::Array> arColor = pRuntime->NewArray();
pRuntime->PutArrayElement(arColor, 0, pRuntime->NewString("RGB"));
pRuntime->PutArrayElement(arColor, 1, pRuntime->NewNumber(0));
pRuntime->PutArrayElement(arColor, 2, pRuntime->NewNumber(0));
pRuntime->PutArrayElement(arColor, 3, pRuntime->NewNumber(0));
CJS_Result result = fTarget->get_text_color(pRuntime);
CFX_Color crProp = CJS_Color::ConvertArrayToPWLColor(
pRuntime, pRuntime->ToArray(result.Return()));
CFX_Color crColor =
CJS_Color::ConvertArrayToPWLColor(pRuntime, arColor);
if (crColor != crProp)
fTarget->set_text_color(pRuntime, arColor);
}
}
}
#endif
return CJS_Result::Success();
}
// function AFNumber_Keystroke(nDec, sepStyle, negStyle, currStyle, strCurrency,
// bCurrencyPrepend)
CJS_Result CJS_PublicMethods::AFNumber_Keystroke(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
if (params.size() < 2)
return CJS_Result::Failure(JSMessage::kParamError);
CJS_EventContext* pContext = pRuntime->GetCurrentEventContext();
if (!pContext->HasValue())
return CJS_Result::Failure(JSMessage::kBadObjectError);
WideString& val = pContext->Value();
WideString& wstrChange = pContext->Change();
WideString wstrValue = val;
if (pContext->WillCommit()) {
WideString swTemp = StrTrim(wstrValue);
if (swTemp.IsEmpty())
return CJS_Result::Success();
NormalizeDecimalMarkW(&swTemp);
if (!IsNumber(swTemp)) {
pContext->Rc() = false;
WideString sError = JSGetStringFromID(JSMessage::kInvalidInputError);
AlertIfPossible(pContext, L"AFNumber_Keystroke", sError);
return CJS_Result::Failure(sError);
}
// It happens after the last keystroke and before validating,
return CJS_Result::Success();
}
WideString wstrSelected;
if (pContext->SelStart() != -1) {
wstrSelected = wstrValue.Substr(pContext->SelStart(),
pContext->SelEnd() - pContext->SelStart());
}
bool bHasSign = wstrValue.Contains(L'-') && !wstrSelected.Contains(L'-');
if (bHasSign) {
// can't insert "change" in front of sign position.
if (!wstrSelected.IsEmpty() && pContext->SelStart() == 0) {
pContext->Rc() = false;
return CJS_Result::Success();
}
}
int iSepStyle = ValidStyleOrZero(pRuntime->ToInt32(params[1]));
const wchar_t cSep = DecimalMarkForStyle(iSepStyle);
bool bHasSep = wstrValue.Contains(cSep);
for (size_t i = 0; i < wstrChange.GetLength(); ++i) {
if (wstrChange[i] == cSep) {
if (bHasSep) {
pContext->Rc() = false;
return CJS_Result::Success();
}
bHasSep = true;
continue;
}
if (wstrChange[i] == L'-') {
if (bHasSign) {
pContext->Rc() = false;
return CJS_Result::Success();
}
// sign's position is not correct
if (i != 0) {
pContext->Rc() = false;
return CJS_Result::Success();
}
if (pContext->SelStart() != 0) {
pContext->Rc() = false;
return CJS_Result::Success();
}
bHasSign = true;
continue;
}
if (!FXSYS_IsDecimalDigit(wstrChange[i])) {
pContext->Rc() = false;
return CJS_Result::Success();
}
}
val = CalcMergedString(pContext, wstrValue, wstrChange);
return CJS_Result::Success();
}
// function AFPercent_Format(nDec, sepStyle, bPercentPrepend)
CJS_Result CJS_PublicMethods::AFPercent_Format(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
#if !BUILDFLAG(IS_ANDROID)
if (params.size() < 2)
return CJS_Result::Failure(JSMessage::kParamError);
CJS_EventContext* pEvent = pRuntime->GetCurrentEventContext();
if (!pEvent->HasValue())
return CJS_Result::Failure(JSMessage::kBadObjectError);
// Acrobat will accept this. Anything larger causes it to throw an error.
static constexpr int kMaxSepStyle = 49;
int iDec = pRuntime->ToInt32(params[0]);
int iSepStyle = pRuntime->ToInt32(params[1]);
// TODO(thestig): How do we handle negative raw |bPercentPrepend| values?
bool bPercentPrepend = params.size() > 2 && pRuntime->ToBoolean(params[2]);
if (iDec < 0 || iSepStyle < 0 || iSepStyle > kMaxSepStyle)
return CJS_Result::Failure(JSMessage::kValueError);
// When the |iDec| value is too big, Acrobat will just return "%".
static constexpr int kDecLimit = 512;
// This count must be in sync with |kDecLimit|.
static constexpr size_t kDigitsInDecLimit = 3;
WideString& Value = pEvent->Value();
if (iDec > kDecLimit) {
Value = L"%";
return CJS_Result::Success();
}
ByteString strValue = StrTrim(Value.ToUTF8());
if (strValue.IsEmpty())
strValue = "0";
// for processing decimal places
double dValue = atof(strValue.c_str());
dValue *= 100;
size_t szNewSize;
{
// Figure out the format to use with FXSYS_snprintf() below.
// |format| is small because |iDec| is limited in size.
char format[sizeof("%.f") + kDigitsInDecLimit]; // e.g. "%.512f"
FXSYS_snprintf(format, sizeof(format), "%%.%df", iDec);
// Calculate the new size for |strValue| and get a span.
size_t szBufferSize = iDec + 3; // Negative sign, decimal point, and NUL.
double dValueCopy = fabs(dValue);
while (dValueCopy > 1) {
dValueCopy /= 10;
++szBufferSize;
}
// Write into |strValue|.
pdfium::span<char> span = strValue.GetBuffer(szBufferSize);
FXSYS_snprintf(span.data(), szBufferSize, format, dValue);
szNewSize = strlen(span.data());
}
strValue.ReleaseBuffer(szNewSize);
// for processing separator style
absl::optional<size_t> mark_pos = strValue.Find('.');
if (mark_pos.has_value()) {
char mark = DecimalMarkForStyle(iSepStyle);
if (mark != '.')
strValue.SetAt(mark_pos.value(), mark);
}
bool bUseDigitSeparator = IsStyleWithDigitSeparator(iSepStyle);
if (bUseDigitSeparator || IsStyleWithApostropheSeparator(iSepStyle)) {
char cSeparator =
bUseDigitSeparator ? DigitSeparatorForStyle(iSepStyle) : '\'';
int iEnd = mark_pos.value_or(strValue.GetLength());
int iStop = dValue < 0 ? 1 : 0;
for (int i = iEnd - 3; i > iStop; i -= 3)
strValue.Insert(i, cSeparator);
}
if (bPercentPrepend)
strValue.InsertAtFront('%');
else
strValue.InsertAtBack('%');
Value = WideString::FromUTF8(strValue.AsStringView());
#endif
return CJS_Result::Success();
}
// AFPercent_Keystroke(nDec, sepStyle)
CJS_Result CJS_PublicMethods::AFPercent_Keystroke(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
return AFNumber_Keystroke(pRuntime, params);
}
// function AFDate_FormatEx(cFormat)
CJS_Result CJS_PublicMethods::AFDate_FormatEx(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
if (params.size() != 1)
return CJS_Result::Failure(JSMessage::kParamError);
CJS_EventContext* pEvent = pRuntime->GetCurrentEventContext();
if (!pEvent->HasValue())
return CJS_Result::Failure(JSMessage::kBadObjectError);
WideString& val = pEvent->Value();
WideString strValue = val;
if (strValue.IsEmpty())
return CJS_Result::Success();
WideString sFormat = pRuntime->ToWideString(params[0]);
double dDate;
if (strValue.Contains(L"GMT")) {
// e.g. "Tue Aug 11 14:24:16 GMT+08002009"
dDate = ParseDateAsGMT(pRuntime->GetIsolate(), strValue);
} else {
dDate = ParseDateUsingFormat(pRuntime->GetIsolate(), strValue, sFormat,
nullptr);
}
if (isnan(dDate)) {
WideString swMsg = WideString::Format(
JSGetStringFromID(JSMessage::kParseDateError).c_str(), sFormat.c_str());
AlertIfPossible(pEvent, L"AFDate_FormatEx", swMsg);
return CJS_Result::Failure(JSMessage::kParseDateError);
}
val = PrintDateUsingFormat(dDate, sFormat);
return CJS_Result::Success();
}
double CJS_PublicMethods::ParseDateAsGMT(v8::Isolate* isolate,
const WideString& strValue) {
std::vector<WideString> wsArray;
WideString sTemp;
for (const auto& c : strValue) {
if (c == L' ' || c == L':') {
wsArray.push_back(std::move(sTemp));
continue;
}
sTemp += c;
}
wsArray.push_back(std::move(sTemp));
if (wsArray.size() != 8)
return 0;
int nMonth = 1;
sTemp = wsArray[1];
for (size_t i = 0; i < std::size(fxjs::kMonths); ++i) {
if (sTemp == fxjs::kMonths[i]) {
nMonth = static_cast<int>(i) + 1;
break;
}
}
int nDay = StringToFloat(wsArray[2].AsStringView());
int nHour = StringToFloat(wsArray[3].AsStringView());
int nMin = StringToFloat(wsArray[4].AsStringView());
int nSec = StringToFloat(wsArray[5].AsStringView());
int nYear = StringToFloat(wsArray[7].AsStringView());
double dRet = FX_MakeDate(FX_MakeDay(nYear, nMonth - 1, nDay),
FX_MakeTime(nHour, nMin, nSec, 0));
if (isnan(dRet))
dRet = JS_DateParse(isolate, strValue);
return dRet;
}
// AFDate_KeystrokeEx(cFormat)
CJS_Result CJS_PublicMethods::AFDate_KeystrokeEx(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
if (params.size() != 1) {
return CJS_Result::Failure(WideString::FromASCII(
"AFDate_KeystrokeEx's parameter size not correct"));
}
CJS_EventContext* pEvent = pRuntime->GetCurrentEventContext();
if (!pEvent->WillCommit())
return CJS_Result::Success();
if (!pEvent->HasValue())
return CJS_Result::Failure(JSMessage::kBadObjectError);
const WideString& strValue = pEvent->Value();
if (strValue.IsEmpty())
return CJS_Result::Success();
bool bWrongFormat = false;
WideString sFormat = pRuntime->ToWideString(params[0]);
double dRet = ParseDateUsingFormat(pRuntime->GetIsolate(), strValue, sFormat,
&bWrongFormat);
if (bWrongFormat || isnan(dRet)) {
WideString swMsg = WideString::Format(
JSGetStringFromID(JSMessage::kParseDateError).c_str(), sFormat.c_str());
AlertIfPossible(pEvent, L"AFDate_KeystrokeEx", swMsg);
pEvent->Rc() = false;
}
return CJS_Result::Success();
}
CJS_Result CJS_PublicMethods::AFDate_Format(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
if (params.size() != 1)
return CJS_Result::Failure(JSMessage::kParamError);
int iIndex =
WithinBoundsOrZero(pRuntime->ToInt32(params[0]), std::size(kDateFormats));
std::vector<v8::Local<v8::Value>> newParams;
newParams.push_back(pRuntime->NewString(kDateFormats[iIndex]));
return AFDate_FormatEx(pRuntime, newParams);
}
// AFDate_KeystrokeEx(cFormat)
CJS_Result CJS_PublicMethods::AFDate_Keystroke(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
if (params.size() != 1)
return CJS_Result::Failure(JSMessage::kParamError);
int iIndex =
WithinBoundsOrZero(pRuntime->ToInt32(params[0]), std::size(kDateFormats));
std::vector<v8::Local<v8::Value>> newParams;
newParams.push_back(pRuntime->NewString(kDateFormats[iIndex]));
return AFDate_KeystrokeEx(pRuntime, newParams);
}
// function AFTime_Format(ptf)
CJS_Result CJS_PublicMethods::AFTime_Format(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
if (params.size() != 1)
return CJS_Result::Failure(JSMessage::kParamError);
int iIndex =
WithinBoundsOrZero(pRuntime->ToInt32(params[0]), std::size(kTimeFormats));
std::vector<v8::Local<v8::Value>> newParams;
newParams.push_back(pRuntime->NewString(kTimeFormats[iIndex]));
return AFDate_FormatEx(pRuntime, newParams);
}
CJS_Result CJS_PublicMethods::AFTime_Keystroke(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
if (params.size() != 1)
return CJS_Result::Failure(JSMessage::kParamError);
int iIndex =
WithinBoundsOrZero(pRuntime->ToInt32(params[0]), std::size(kTimeFormats));
std::vector<v8::Local<v8::Value>> newParams;
newParams.push_back(pRuntime->NewString(kTimeFormats[iIndex]));
return AFDate_KeystrokeEx(pRuntime, newParams);
}
CJS_Result CJS_PublicMethods::AFTime_FormatEx(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
return AFDate_FormatEx(pRuntime, params);
}
CJS_Result CJS_PublicMethods::AFTime_KeystrokeEx(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
return AFDate_KeystrokeEx(pRuntime, params);
}
// function AFSpecial_Format(psf)
CJS_Result CJS_PublicMethods::AFSpecial_Format(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
if (params.size() != 1)
return CJS_Result::Failure(JSMessage::kParamError);
CJS_EventContext* pEvent = pRuntime->GetCurrentEventContext();
if (!pEvent->HasValue())
return CJS_Result::Failure(JSMessage::kBadObjectError);
const WideString& wsSource = pEvent->Value();
WideString wsFormat;
switch (pRuntime->ToInt32(params[0])) {
case 0:
wsFormat = L"99999";
break;
case 1:
wsFormat = L"99999-9999";
break;
case 2:
if (CJS_Util::StringPrintx(L"9999999999", wsSource).GetLength() >= 10)
wsFormat = L"(999) 999-9999";
else
wsFormat = L"999-9999";
break;
case 3:
wsFormat = L"999-99-9999";
break;
}
pEvent->Value() = CJS_Util::StringPrintx(wsFormat, wsSource);
return CJS_Result::Success();
}
// function AFSpecial_KeystrokeEx(mask)
CJS_Result CJS_PublicMethods::AFSpecial_KeystrokeEx(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
if (params.size() < 1)
return CJS_Result::Failure(JSMessage::kParamError);
CJS_EventContext* pEvent = pRuntime->GetCurrentEventContext();
if (!pEvent->HasValue())
return CJS_Result::Failure(JSMessage::kBadObjectError);
const WideString& valEvent = pEvent->Value();
WideString wstrMask = pRuntime->ToWideString(params[0]);
if (wstrMask.IsEmpty())
return CJS_Result::Success();
if (pEvent->WillCommit()) {
if (valEvent.IsEmpty())
return CJS_Result::Success();
if (valEvent.GetLength() > wstrMask.GetLength()) {
AlertIfPossible(pEvent, L"AFSpecial_KeystrokeEx",
JSGetStringFromID(JSMessage::kParamTooLongError));
pEvent->Rc() = false;
return CJS_Result::Success();
}
size_t iIndex = 0;
for (iIndex = 0; iIndex < valEvent.GetLength(); ++iIndex) {
if (!MaskSatisfied(valEvent[iIndex], wstrMask[iIndex]))
break;
}
if (iIndex != wstrMask.GetLength()) {
AlertIfPossible(pEvent, L"AFSpecial_KeystrokeEx",
JSGetStringFromID(JSMessage::kInvalidInputError));
pEvent->Rc() = false;
}
return CJS_Result::Success();
}
WideString& wideChange = pEvent->Change();
if (wideChange.IsEmpty())
return CJS_Result::Success();
WideString wChange = wideChange;
size_t iIndexMask = pEvent->SelStart();
size_t combined_len = valEvent.GetLength() + wChange.GetLength() +
pEvent->SelStart() - pEvent->SelEnd();
if (combined_len > wstrMask.GetLength()) {
AlertIfPossible(pEvent, L"AFSpecial_KeystrokeEx",
JSGetStringFromID(JSMessage::kParamTooLongError));
pEvent->Rc() = false;
return CJS_Result::Success();
}
if (iIndexMask >= wstrMask.GetLength() && !wChange.IsEmpty()) {
AlertIfPossible(pEvent, L"AFSpecial_KeystrokeEx",
JSGetStringFromID(JSMessage::kParamTooLongError));
pEvent->Rc() = false;
return CJS_Result::Success();
}
for (size_t i = 0; i < wChange.GetLength(); ++i) {
if (iIndexMask >= wstrMask.GetLength()) {
AlertIfPossible(pEvent, L"AFSpecial_KeystrokeEx",
JSGetStringFromID(JSMessage::kParamTooLongError));
pEvent->Rc() = false;
return CJS_Result::Success();
}
wchar_t wMask = wstrMask[iIndexMask];
if (!IsReservedMaskChar(wMask))
wChange.SetAt(i, wMask);
if (!MaskSatisfied(wChange[i], wMask)) {
pEvent->Rc() = false;
return CJS_Result::Success();
}
iIndexMask++;
}
wideChange = std::move(wChange);
return CJS_Result::Success();
}
// function AFSpecial_Keystroke(psf)
CJS_Result CJS_PublicMethods::AFSpecial_Keystroke(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
if (params.size() != 1)
return CJS_Result::Failure(JSMessage::kParamError);
CJS_EventContext* pEvent = pRuntime->GetCurrentEventContext();
if (!pEvent->HasValue())
return CJS_Result::Failure(JSMessage::kBadObjectError);
const char* cFormat = "";
switch (pRuntime->ToInt32(params[0])) {
case 0:
cFormat = "99999";
break;
case 1:
cFormat = "999999999";
break;
case 2:
if (pEvent->Value().GetLength() + pEvent->Change().GetLength() > 7)
cFormat = "9999999999";
else
cFormat = "9999999";
break;
case 3:
cFormat = "999999999";
break;
}
std::vector<v8::Local<v8::Value>> params2;
params2.push_back(pRuntime->NewString(cFormat));
return AFSpecial_KeystrokeEx(pRuntime, params2);
}
CJS_Result CJS_PublicMethods::AFMergeChange(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
if (params.size() != 1)
return CJS_Result::Failure(JSMessage::kParamError);
CJS_EventContext* pEvent = pRuntime->GetCurrentEventContext();
WideString swValue;
if (pEvent->HasValue())
swValue = pEvent->Value();
if (pEvent->WillCommit())
return CJS_Result::Success(pRuntime->NewString(swValue.AsStringView()));
return CJS_Result::Success(pRuntime->NewString(
CalcMergedString(pEvent, swValue, pEvent->Change()).AsStringView()));
}
CJS_Result CJS_PublicMethods::AFParseDateEx(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
if (params.size() != 2)
return CJS_Result::Failure(JSMessage::kParamError);
WideString sValue = pRuntime->ToWideString(params[0]);
WideString sFormat = pRuntime->ToWideString(params[1]);
double dDate =
ParseDateUsingFormat(pRuntime->GetIsolate(), sValue, sFormat, nullptr);
if (isnan(dDate)) {
WideString swMsg = WideString::Format(
JSGetStringFromID(JSMessage::kParseDateError).c_str(), sFormat.c_str());
AlertIfPossible(pRuntime->GetCurrentEventContext(), L"AFParseDateEx",
swMsg);
return CJS_Result::Failure(JSMessage::kParseDateError);
}
return CJS_Result::Success(pRuntime->NewNumber(dDate));
}
CJS_Result CJS_PublicMethods::AFSimple(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
if (params.size() != 3)
return CJS_Result::Failure(JSMessage::kParamError);
WideString sFunction = pRuntime->ToWideString(params[0]);
double arg1 = pRuntime->ToDouble(params[1]);
double arg2 = pRuntime->ToDouble(params[2]);
if (isnan(arg1) || isnan(arg2))
return CJS_Result::Failure(JSMessage::kValueError);
absl::optional<double> result = ApplyNamedOperation(sFunction, arg1, arg2);
if (!result.has_value())
return CJS_Result::Failure(JSMessage::kValueError);
double dValue = result.value();
if (wcscmp(sFunction.c_str(), L"AVG") == 0)
dValue /= 2.0;
return CJS_Result::Success(pRuntime->NewNumber(dValue));
}
CJS_Result CJS_PublicMethods::AFMakeNumber(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
if (params.size() != 1)
return CJS_Result::Failure(JSMessage::kParamError);
WideString ws = pRuntime->ToWideString(params[0]);
NormalizeDecimalMarkW(&ws);
v8::Local<v8::Value> val =
pRuntime->MaybeCoerceToNumber(pRuntime->NewString(ws.AsStringView()));
if (!val->IsNumber())
return CJS_Result::Success(pRuntime->NewNumber(0));
return CJS_Result::Success(val);
}
CJS_Result CJS_PublicMethods::AFSimple_Calculate(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
if (params.size() != 2)
return CJS_Result::Failure(JSMessage::kParamError);
if (params[1].IsEmpty() || (!params[1]->IsArray() && !params[1]->IsString()))
return CJS_Result::Failure(JSMessage::kParamError);
WideString sFunction = pRuntime->ToWideString(params[0]);
v8::Local<v8::Array> FieldNameArray =
AF_MakeArrayFromList(pRuntime, params[1]);
CPDFSDK_InteractiveForm* pReaderForm =
pRuntime->GetFormFillEnv()->GetInteractiveForm();
CPDF_InteractiveForm* pForm = pReaderForm->GetInteractiveForm();
double dValue = wcscmp(sFunction.c_str(), L"PRD") == 0 ? 1.0 : 0.0;
int nFieldsCount = 0;
for (size_t i = 0; i < pRuntime->GetArrayLength(FieldNameArray); ++i) {
WideString wsFieldName =
pRuntime->ToWideString(pRuntime->GetArrayElement(FieldNameArray, i));
for (size_t j = 0; j < pForm->CountFields(wsFieldName); ++j) {
CPDF_FormField* pFormField = pForm->GetField(j, wsFieldName);
if (!pFormField)
continue;
double dTemp = 0.0;
switch (pFormField->GetFieldType()) {
case FormFieldType::kTextField:
case FormFieldType::kComboBox: {
WideString trimmed = pFormField->GetValue();
trimmed.TrimRight();
trimmed.TrimLeft();
dTemp = StringToDouble(trimmed.AsStringView());
break;
}
case FormFieldType::kPushButton:
break;
case FormFieldType::kCheckBox:
case FormFieldType::kRadioButton:
for (int c = 0; c < pFormField->CountControls(); ++c) {
CPDF_FormControl* pFormCtrl = pFormField->GetControl(c);
if (!pFormField || !pFormCtrl->IsChecked())
continue;
WideString trimmed = pFormCtrl->GetExportValue();
trimmed.TrimRight();
trimmed.TrimLeft();
dTemp = StringToFloat(trimmed.AsStringView());
break;
}
break;
case FormFieldType::kListBox:
if (pFormField->CountSelectedItems() <= 1) {
WideString trimmed = pFormField->GetValue();
trimmed.TrimRight();
trimmed.TrimLeft();
dTemp = StringToFloat(trimmed.AsStringView());
}
break;
default:
break;
}
if (i == 0 && j == 0 &&
(wcscmp(sFunction.c_str(), L"MIN") == 0 ||
wcscmp(sFunction.c_str(), L"MAX") == 0)) {
dValue = dTemp;
}
absl::optional<double> dResult =
ApplyNamedOperation(sFunction, dValue, dTemp);
if (!dResult.has_value())
return CJS_Result::Failure(JSMessage::kValueError);
dValue = dResult.value();
nFieldsCount++;
}
}
if (wcscmp(sFunction.c_str(), L"AVG") == 0 && nFieldsCount > 0)
dValue /= nFieldsCount;
dValue = floor(dValue * powf(10, 6) + 0.49) / powf(10, 6);
CJS_EventContext* pContext = pRuntime->GetCurrentEventContext();
if (pContext->HasValue())
pContext->Value() = pRuntime->ToWideString(pRuntime->NewNumber(dValue));
return CJS_Result::Success();
}
// This function validates the current event to ensure that its value is
// within the specified range.
CJS_Result CJS_PublicMethods::AFRange_Validate(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
if (params.size() != 4)
return CJS_Result::Failure(JSMessage::kParamError);
CJS_EventContext* pEvent = pRuntime->GetCurrentEventContext();
if (!pEvent->HasValue())
return CJS_Result::Failure(JSMessage::kBadObjectError);
if (pEvent->Value().IsEmpty())
return CJS_Result::Success();
double dEventValue = atof(pEvent->Value().ToUTF8().c_str());
bool bGreaterThan = pRuntime->ToBoolean(params[0]);
double dGreaterThan = pRuntime->ToDouble(params[1]);
bool bLessThan = pRuntime->ToBoolean(params[2]);
double dLessThan = pRuntime->ToDouble(params[3]);
WideString swMsg;
if (bGreaterThan && bLessThan) {
if (dEventValue < dGreaterThan || dEventValue > dLessThan)
swMsg = WideString::Format(
JSGetStringFromID(JSMessage::kRangeBetweenError).c_str(),
pRuntime->ToWideString(params[1]).c_str(),
pRuntime->ToWideString(params[3]).c_str());
} else if (bGreaterThan) {
if (dEventValue < dGreaterThan)
swMsg = WideString::Format(
JSGetStringFromID(JSMessage::kRangeGreaterError).c_str(),
pRuntime->ToWideString(params[1]).c_str());
} else if (bLessThan) {
if (dEventValue > dLessThan)
swMsg = WideString::Format(
JSGetStringFromID(JSMessage::kRangeLessError).c_str(),
pRuntime->ToWideString(params[3]).c_str());
}
if (!swMsg.IsEmpty()) {
AlertIfPossible(pEvent, L"AFRange_Validate", swMsg);
pEvent->Rc() = false;
}
return CJS_Result::Success();
}
CJS_Result CJS_PublicMethods::AFExtractNums(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
if (params.size() != 1)
return CJS_Result::Failure(JSMessage::kParamError);
WideString str = pRuntime->ToWideString(params[0]);
if (str.GetLength() > 0 && IsDigitSeparatorOrDecimalMark(str[0]))
str.InsertAtFront(L'0');
WideString sPart;
v8::Local<v8::Array> nums = pRuntime->NewArray();
int nIndex = 0;
for (const auto& wc : str) {
if (FXSYS_IsDecimalDigit(wc)) {
sPart += wc;
} else if (sPart.GetLength() > 0) {
pRuntime->PutArrayElement(nums, nIndex,
pRuntime->NewString(sPart.AsStringView()));
sPart.clear();
nIndex++;
}
}
if (sPart.GetLength() > 0) {
pRuntime->PutArrayElement(nums, nIndex,
pRuntime->NewString(sPart.AsStringView()));
}
if (pRuntime->GetArrayLength(nums) > 0)
return CJS_Result::Success(nums);
return CJS_Result::Success(pRuntime->NewUndefined());
}