| // 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 <optional> |
| #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/base/check.h" |
| #include "third_party/base/containers/span.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*, pdfium::span<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; |
| |
| v8::LocalVector<v8::Value> parameters(info.GetIsolate()); |
| 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"."); |
| } |
| |
| std::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 std::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, |
| pdfium::span<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, |
| pdfium::span<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, |
| pdfium::span<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 |
| std::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, |
| pdfium::span<v8::Local<v8::Value>> params) { |
| return AFNumber_Keystroke(pRuntime, params); |
| } |
| |
| // function AFDate_FormatEx(cFormat) |
| CJS_Result CJS_PublicMethods::AFDate_FormatEx( |
| CJS_Runtime* pRuntime, |
| pdfium::span<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, |
| pdfium::span<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, |
| pdfium::span<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)); |
| v8::LocalVector<v8::Value> newParams(pRuntime->GetIsolate()); |
| newParams.push_back(pRuntime->NewString(kDateFormats[iIndex])); |
| return AFDate_FormatEx(pRuntime, newParams); |
| } |
| |
| // AFDate_KeystrokeEx(cFormat) |
| CJS_Result CJS_PublicMethods::AFDate_Keystroke( |
| CJS_Runtime* pRuntime, |
| pdfium::span<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)); |
| v8::LocalVector<v8::Value> newParams(pRuntime->GetIsolate()); |
| 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, |
| pdfium::span<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)); |
| v8::LocalVector<v8::Value> newParams(pRuntime->GetIsolate()); |
| newParams.push_back(pRuntime->NewString(kTimeFormats[iIndex])); |
| return AFDate_FormatEx(pRuntime, newParams); |
| } |
| |
| CJS_Result CJS_PublicMethods::AFTime_Keystroke( |
| CJS_Runtime* pRuntime, |
| pdfium::span<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)); |
| v8::LocalVector<v8::Value> newParams(pRuntime->GetIsolate()); |
| newParams.push_back(pRuntime->NewString(kTimeFormats[iIndex])); |
| return AFDate_KeystrokeEx(pRuntime, newParams); |
| } |
| |
| CJS_Result CJS_PublicMethods::AFTime_FormatEx( |
| CJS_Runtime* pRuntime, |
| pdfium::span<v8::Local<v8::Value>> params) { |
| return AFDate_FormatEx(pRuntime, params); |
| } |
| |
| CJS_Result CJS_PublicMethods::AFTime_KeystrokeEx( |
| CJS_Runtime* pRuntime, |
| pdfium::span<v8::Local<v8::Value>> params) { |
| return AFDate_KeystrokeEx(pRuntime, params); |
| } |
| |
| // function AFSpecial_Format(psf) |
| CJS_Result CJS_PublicMethods::AFSpecial_Format( |
| CJS_Runtime* pRuntime, |
| pdfium::span<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, |
| pdfium::span<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, |
| pdfium::span<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; |
| } |
| |
| v8::LocalVector<v8::Value> params2(pRuntime->GetIsolate()); |
| params2.push_back(pRuntime->NewString(cFormat)); |
| return AFSpecial_KeystrokeEx(pRuntime, params2); |
| } |
| |
| CJS_Result CJS_PublicMethods::AFMergeChange( |
| CJS_Runtime* pRuntime, |
| pdfium::span<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, |
| pdfium::span<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, |
| pdfium::span<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); |
| |
| std::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, |
| pdfium::span<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, |
| pdfium::span<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; |
| } |
| std::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, |
| pdfium::span<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, |
| pdfium::span<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()); |
| } |