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// 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/util.h"
#include <time.h>
#include <string>
#include <vector>
#include "core/include/fxcrt/fx_ext.h"
#include "fpdfsdk/include/javascript/IJavaScript.h"
#include "fpdfsdk/javascript/JS_Context.h"
#include "fpdfsdk/javascript/JS_Define.h"
#include "fpdfsdk/javascript/JS_EventHandler.h"
#include "fpdfsdk/javascript/JS_Object.h"
#include "fpdfsdk/javascript/JS_Runtime.h"
#include "fpdfsdk/javascript/JS_Value.h"
#include "fpdfsdk/javascript/PublicMethods.h"
#include "fpdfsdk/javascript/resource.h"
#if _FX_OS_ == _FX_ANDROID_
#include <ctype.h>
#endif
BEGIN_JS_STATIC_CONST(CJS_Util)
END_JS_STATIC_CONST()
BEGIN_JS_STATIC_PROP(CJS_Util)
END_JS_STATIC_PROP()
BEGIN_JS_STATIC_METHOD(CJS_Util)
JS_STATIC_METHOD_ENTRY(printd)
JS_STATIC_METHOD_ENTRY(printf)
JS_STATIC_METHOD_ENTRY(printx)
JS_STATIC_METHOD_ENTRY(scand)
JS_STATIC_METHOD_ENTRY(byteToChar)
END_JS_STATIC_METHOD()
IMPLEMENT_JS_CLASS(CJS_Util, util)
util::util(CJS_Object* pJSObject) : CJS_EmbedObj(pJSObject) {}
util::~util() {}
struct stru_TbConvert {
const FX_WCHAR* lpszJSMark;
const FX_WCHAR* lpszCppMark;
};
const stru_TbConvert fcTable[] = {
{L"mmmm", L"%B"},
{L"mmm", L"%b"},
{L"mm", L"%m"},
// "m"
{L"dddd", L"%A"},
{L"ddd", L"%a"},
{L"dd", L"%d"},
// "d", "%w",
{L"yyyy", L"%Y"},
{L"yy", L"%y"},
{L"HH", L"%H"},
// "H"
{L"hh", L"%I"},
// "h"
{L"MM", L"%M"},
// "M"
{L"ss", L"%S"},
// "s
{L"TT", L"%p"},
// "t"
#if defined(_WIN32)
{L"tt", L"%p"},
{L"h", L"%#I"},
#else
{L"tt", L"%P"},
{L"h", L"%l"},
#endif
};
#define UTIL_INT 0
#define UTIL_DOUBLE 1
#define UTIL_STRING 2
int util::ParstDataType(std::wstring* sFormat) {
bool bPercent = FALSE;
for (size_t i = 0; i < sFormat->length(); ++i) {
wchar_t c = (*sFormat)[i];
if (c == L'%') {
bPercent = true;
continue;
}
if (bPercent) {
if (c == L'c' || c == L'C' || c == L'd' || c == L'i' || c == L'o' ||
c == L'u' || c == L'x' || c == L'X') {
return UTIL_INT;
}
if (c == L'e' || c == L'E' || c == L'f' || c == L'g' || c == L'G') {
return UTIL_DOUBLE;
}
if (c == L's' || c == L'S') {
// Map s to S since we always deal internally
// with wchar_t strings.
(*sFormat)[i] = L'S';
return UTIL_STRING;
}
if (c == L'.' || c == L'+' || c == L'-' || c == L'#' || c == L' ' ||
FXSYS_iswdigit(c)) {
continue;
}
break;
}
}
return -1;
}
FX_BOOL util::printf(IJS_Context* cc,
const std::vector<CJS_Value>& params,
CJS_Value& vRet,
CFX_WideString& sError) {
int iSize = params.size();
if (iSize < 1)
return FALSE;
std::wstring c_ConvChar(params[0].ToCFXWideString().c_str());
std::vector<std::wstring> c_strConvers;
int iOffset = 0;
int iOffend = 0;
c_ConvChar.insert(c_ConvChar.begin(), L'S');
while (iOffset != -1) {
iOffend = c_ConvChar.find(L"%", iOffset + 1);
std::wstring strSub;
if (iOffend == -1)
strSub = c_ConvChar.substr(iOffset);
else
strSub = c_ConvChar.substr(iOffset, iOffend - iOffset);
c_strConvers.push_back(strSub);
iOffset = iOffend;
}
std::wstring c_strResult;
// for(int iIndex = 1;iIndex < params.size();iIndex++)
std::wstring c_strFormat;
for (int iIndex = 0; iIndex < (int)c_strConvers.size(); iIndex++) {
c_strFormat = c_strConvers[iIndex];
if (iIndex == 0) {
c_strResult = c_strFormat;
continue;
}
CFX_WideString strSegment;
if (iIndex >= iSize) {
c_strResult += c_strFormat;
continue;
}
switch (ParstDataType(&c_strFormat)) {
case UTIL_INT:
strSegment.Format(c_strFormat.c_str(), params[iIndex].ToInt());
break;
case UTIL_DOUBLE:
strSegment.Format(c_strFormat.c_str(), params[iIndex].ToDouble());
break;
case UTIL_STRING:
strSegment.Format(c_strFormat.c_str(),
params[iIndex].ToCFXWideString().c_str());
break;
default:
strSegment.Format(L"%S", c_strFormat.c_str());
break;
}
c_strResult += strSegment.GetBuffer(strSegment.GetLength() + 1);
}
c_strResult.erase(c_strResult.begin());
vRet = c_strResult.c_str();
return TRUE;
}
FX_BOOL util::printd(IJS_Context* cc,
const std::vector<CJS_Value>& params,
CJS_Value& vRet,
CFX_WideString& sError) {
int iSize = params.size();
if (iSize < 2)
return FALSE;
CJS_Runtime* pRuntime = CJS_Runtime::FromContext(cc);
CJS_Value p1(pRuntime);
p1 = params[0];
CJS_Value p2 = params[1];
CJS_Date jsDate(pRuntime);
if (!p2.ConvertToDate(jsDate)) {
sError = JSGetStringFromID((CJS_Context*)cc, IDS_STRING_JSPRINT1);
return FALSE;
}
if (!jsDate.IsValidDate()) {
sError = JSGetStringFromID((CJS_Context*)cc, IDS_STRING_JSPRINT2);
return FALSE;
}
if (p1.GetType() == CJS_Value::VT_number) {
int nFormat = p1.ToInt();
CFX_WideString swResult;
switch (nFormat) {
case 0:
swResult.Format(L"D:%04d%02d%02d%02d%02d%02d", jsDate.GetYear(),
jsDate.GetMonth() + 1, jsDate.GetDay(),
jsDate.GetHours(), jsDate.GetMinutes(),
jsDate.GetSeconds());
break;
case 1:
swResult.Format(L"%04d.%02d.%02d %02d:%02d:%02d", jsDate.GetYear(),
jsDate.GetMonth() + 1, jsDate.GetDay(),
jsDate.GetHours(), jsDate.GetMinutes(),
jsDate.GetSeconds());
break;
case 2:
swResult.Format(L"%04d/%02d/%02d %02d:%02d:%02d", jsDate.GetYear(),
jsDate.GetMonth() + 1, jsDate.GetDay(),
jsDate.GetHours(), jsDate.GetMinutes(),
jsDate.GetSeconds());
break;
default:
return FALSE;
}
vRet = swResult.c_str();
return TRUE;
}
if (p1.GetType() == CJS_Value::VT_string) {
std::basic_string<wchar_t> cFormat = p1.ToCFXWideString().c_str();
bool bXFAPicture = false;
if (iSize > 2) {
bXFAPicture = params[2].ToBool();
}
if (bXFAPicture) {
return FALSE; // currently, it doesn't support XFAPicture.
}
for (size_t i = 0; i < sizeof(fcTable) / sizeof(stru_TbConvert); ++i) {
int iStart = 0;
int iEnd;
while ((iEnd = cFormat.find(fcTable[i].lpszJSMark, iStart)) != -1) {
cFormat.replace(iEnd, FXSYS_wcslen(fcTable[i].lpszJSMark),
fcTable[i].lpszCppMark);
iStart = iEnd;
}
}
int iYear, iMonth, iDay, iHour, iMin, iSec;
iYear = jsDate.GetYear();
iMonth = jsDate.GetMonth();
iDay = jsDate.GetDay();
iHour = jsDate.GetHours();
iMin = jsDate.GetMinutes();
iSec = jsDate.GetSeconds();
struct tm time = {};
time.tm_year = iYear - 1900;
time.tm_mon = iMonth;
time.tm_mday = iDay;
time.tm_hour = iHour;
time.tm_min = iMin;
time.tm_sec = iSec;
struct stru_TbConvertAd {
const FX_WCHAR* lpszJSMark;
int iValue;
};
stru_TbConvertAd cTableAd[] = {
{L"m", iMonth + 1}, {L"d", iDay},
{L"H", iHour}, {L"h", iHour > 12 ? iHour - 12 : iHour},
{L"M", iMin}, {L"s", iSec},
};
for (size_t i = 0; i < sizeof(cTableAd) / sizeof(stru_TbConvertAd); ++i) {
wchar_t tszValue[10];
CFX_WideString sValue;
sValue.Format(L"%d", cTableAd[i].iValue);
memcpy(tszValue, (wchar_t*)sValue.GetBuffer(sValue.GetLength() + 1),
(sValue.GetLength() + 1) * sizeof(wchar_t));
int iStart = 0;
int iEnd;
while ((iEnd = cFormat.find(cTableAd[i].lpszJSMark, iStart)) != -1) {
if (iEnd > 0) {
if (cFormat[iEnd - 1] == L'%') {
iStart = iEnd + 1;
continue;
}
}
cFormat.replace(iEnd, FXSYS_wcslen(cTableAd[i].lpszJSMark), tszValue);
iStart = iEnd;
}
}
CFX_WideString strFormat;
wchar_t buf[64] = {};
strFormat = wcsftime(buf, 64, cFormat.c_str(), &time);
cFormat = buf;
vRet = cFormat.c_str();
return TRUE;
}
return FALSE;
}
void util::printd(const std::wstring& cFormat2,
CJS_Date jsDate,
bool bXFAPicture,
std::wstring& cPurpose) {
std::wstring cFormat = cFormat2;
if (bXFAPicture) {
return; // currently, it doesn't support XFAPicture.
}
for (size_t i = 0; i < sizeof(fcTable) / sizeof(stru_TbConvert); ++i) {
int iStart = 0;
int iEnd;
while ((iEnd = cFormat.find(fcTable[i].lpszJSMark, iStart)) != -1) {
cFormat.replace(iEnd, FXSYS_wcslen(fcTable[i].lpszJSMark),
fcTable[i].lpszCppMark);
iStart = iEnd;
}
}
int iYear, iMonth, iDay, iHour, iMin, iSec;
iYear = jsDate.GetYear();
iMonth = jsDate.GetMonth();
iDay = jsDate.GetDay();
iHour = jsDate.GetHours();
iMin = jsDate.GetMinutes();
iSec = jsDate.GetSeconds();
struct tm time = {};
time.tm_year = iYear - 1900;
time.tm_mon = iMonth;
time.tm_mday = iDay;
time.tm_hour = iHour;
time.tm_min = iMin;
time.tm_sec = iSec;
// COleDateTime cppTm(iYear,iMonth+1,iDay,iHour,iMin,iSec);
// CString strFormat = cppTm.Format(cFormat.c_str());
struct stru_TbConvertAd {
const FX_WCHAR* lpszJSMark;
int iValue;
};
stru_TbConvertAd cTableAd[] = {
{L"m", iMonth + 1}, {L"d", iDay},
{L"H", iHour}, {L"h", iHour > 12 ? iHour - 12 : iHour},
{L"M", iMin}, {L"s", iSec},
};
// cFormat = strFormat.GetBuffer(strFormat.GetLength()+1);
for (size_t i = 0; i < sizeof(cTableAd) / sizeof(stru_TbConvertAd); ++i) {
wchar_t tszValue[10];
CFX_WideString sValue;
sValue.Format(L"%d", cTableAd[i].iValue);
memcpy(tszValue, (wchar_t*)sValue.GetBuffer(sValue.GetLength() + 1),
sValue.GetLength() * sizeof(wchar_t));
int iStart = 0;
int iEnd;
while ((iEnd = cFormat.find(cTableAd[i].lpszJSMark, iStart)) != -1) {
if (iEnd > 0) {
if (cFormat[iEnd - 1] == L'%') {
iStart = iEnd + 1;
continue;
}
}
cFormat.replace(iEnd, FXSYS_wcslen(cTableAd[i].lpszJSMark), tszValue);
iStart = iEnd;
}
}
CFX_WideString strFormat;
wchar_t buf[64] = {};
strFormat = wcsftime(buf, 64, cFormat.c_str(), &time);
cFormat = buf;
cPurpose = cFormat;
}
FX_BOOL util::printx(IJS_Context* cc,
const std::vector<CJS_Value>& params,
CJS_Value& vRet,
CFX_WideString& sError) {
int iSize = params.size();
if (iSize < 2)
return FALSE;
CFX_WideString sFormat = params[0].ToCFXWideString();
CFX_WideString sSource = params[1].ToCFXWideString();
std::string cFormat = CFX_ByteString::FromUnicode(sFormat).c_str();
std::string cSource = CFX_ByteString::FromUnicode(sSource).c_str();
std::string cDest;
printx(cFormat, cSource, cDest);
vRet = cDest.c_str();
return TRUE;
}
void util::printx(const std::string& cFormat,
const std::string& cSource2,
std::string& cPurpose) {
std::string cSource(cSource2);
if (!cPurpose.empty())
// cPurpose.clear();
cPurpose.erase();
int itSource = 0;
int iSize = cSource.size();
for (int iIndex = 0; iIndex < (int)cFormat.size() && itSource < iSize;
iIndex++) {
char letter = cFormat[iIndex];
switch (letter) {
case '?':
cPurpose += cSource[itSource];
itSource++;
break;
case 'X': {
while (itSource < iSize) {
if (std::isdigit(cSource[itSource]) ||
(cSource[itSource] >= 'a' && cSource[itSource] <= 'z') ||
(cSource[itSource] >= 'A' && cSource[itSource] <= 'Z')) {
cPurpose += cSource[itSource];
itSource++;
break;
}
itSource++;
}
break;
} break;
case 'A': {
while (itSource < iSize) {
if ((cSource[itSource] >= 'a' && cSource[itSource] <= 'z') ||
(cSource[itSource] >= 'A' && cSource[itSource] <= 'Z')) {
cPurpose += cSource[itSource];
itSource++;
break;
}
itSource++;
}
break;
} break;
case '9': {
while (itSource < iSize) {
if (std::isdigit(cSource[itSource])) {
cPurpose += cSource[itSource];
itSource++;
break;
}
itSource++;
}
break;
}
case '*': {
cPurpose.append(cSource, itSource, iSize - itSource);
itSource = iSize - 1;
break;
}
case '\\':
break;
case '>': {
for (char& c : cSource)
c = toupper(c);
break;
}
case '<': {
for (char& c : cSource)
c = tolower(c);
break;
}
case '=':
break;
default:
cPurpose += letter;
break;
}
}
}
FX_BOOL util::scand(IJS_Context* cc,
const std::vector<CJS_Value>& params,
CJS_Value& vRet,
CFX_WideString& sError) {
int iSize = params.size();
if (iSize < 2)
return FALSE;
CFX_WideString sFormat = params[0].ToCFXWideString();
CFX_WideString sDate = params[1].ToCFXWideString();
double dDate = JS_GetDateTime();
if (sDate.GetLength() > 0) {
dDate = CJS_PublicMethods::MakeRegularDate(sDate, sFormat, nullptr);
}
if (!JS_PortIsNan(dDate)) {
vRet = CJS_Date(CJS_Runtime::FromContext(cc), dDate);
} else {
vRet.SetNull();
}
return TRUE;
}
FX_BOOL util::byteToChar(IJS_Context* cc,
const std::vector<CJS_Value>& params,
CJS_Value& vRet,
CFX_WideString& sError) {
int iSize = params.size();
if (iSize == 0)
return FALSE;
int nByte = params[0].ToInt();
unsigned char cByte = (unsigned char)nByte;
CFX_WideString csValue;
csValue.Format(L"%c", cByte);
vRet = csValue.c_str();
return TRUE;
}