fpdfsdk/src/javascript/PublicMethods.cpp

// 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 "../../include/javascript/JavaScript.h"
#include "../../include/javascript/IJavaScript.h"
#include "../../include/javascript/JS_Define.h"
#include "../../include/javascript/JS_Object.h"
#include "../../include/javascript/JS_Value.h"
#include "../../include/javascript/PublicMethods.h"
#include "../../include/javascript/JS_EventHandler.h"
#include "../../include/javascript/resource.h"
#include "../../include/javascript/JS_Context.h"
#include "../../include/javascript/JS_Value.h"
#include "../../include/javascript/util.h"
#include "../../include/javascript/Field.h"
#include "../../include/javascript/color.h"
#include "../../include/javascript/JS_Runtime.h"

static v8::Isolate* GetIsolate(IFXJS_Context* cc)
{
    CJS_Context* pContext = (CJS_Context *)cc;
    ASSERT(pContext != NULL);

    CJS_Runtime* pRuntime = pContext->GetJSRuntime();
    ASSERT(pRuntime != NULL);

    return pRuntime->GetIsolate();
}


/* -------------------------------- CJS_PublicMethods -------------------------------- */

#define DOUBLE_CORRECT  0.000000000000001

BEGIN_JS_STATIC_GLOBAL_FUN(CJS_PublicMethods)
    JS_STATIC_GLOBAL_FUN_ENTRY(AFNumber_Format)
    JS_STATIC_GLOBAL_FUN_ENTRY(AFNumber_Keystroke)
    JS_STATIC_GLOBAL_FUN_ENTRY(AFPercent_Format)
    JS_STATIC_GLOBAL_FUN_ENTRY(AFPercent_Keystroke)
    JS_STATIC_GLOBAL_FUN_ENTRY(AFDate_FormatEx)
    JS_STATIC_GLOBAL_FUN_ENTRY(AFDate_KeystrokeEx)
    JS_STATIC_GLOBAL_FUN_ENTRY(AFDate_Format)
    JS_STATIC_GLOBAL_FUN_ENTRY(AFDate_Keystroke)
    JS_STATIC_GLOBAL_FUN_ENTRY(AFTime_FormatEx)
    JS_STATIC_GLOBAL_FUN_ENTRY(AFTime_KeystrokeEx)
    JS_STATIC_GLOBAL_FUN_ENTRY(AFTime_Format)
    JS_STATIC_GLOBAL_FUN_ENTRY(AFTime_Keystroke)
    JS_STATIC_GLOBAL_FUN_ENTRY(AFSpecial_Format)
    JS_STATIC_GLOBAL_FUN_ENTRY(AFSpecial_Keystroke)
    JS_STATIC_GLOBAL_FUN_ENTRY(AFSpecial_KeystrokeEx)
    JS_STATIC_GLOBAL_FUN_ENTRY(AFSimple)
    JS_STATIC_GLOBAL_FUN_ENTRY(AFMakeNumber)
    JS_STATIC_GLOBAL_FUN_ENTRY(AFSimple_Calculate)
    JS_STATIC_GLOBAL_FUN_ENTRY(AFRange_Validate)
    JS_STATIC_GLOBAL_FUN_ENTRY(AFMergeChange)
    JS_STATIC_GLOBAL_FUN_ENTRY(AFParseDateEx)
    JS_STATIC_GLOBAL_FUN_ENTRY(AFExtractNums)
END_JS_STATIC_GLOBAL_FUN()

IMPLEMENT_JS_STATIC_GLOBAL_FUN(CJS_PublicMethods)

static const FX_WCHAR* months[] =
{
    L"Jan", L"Feb", L"Mar", L"Apr", L"May", L"Jun", L"Jul", L"Aug", L"Sep", L"Oct", L"Nov", L"Dec"
};

static const FX_WCHAR* const fullmonths[] =
{
    L"January", L"February", L"March", L"April", L"May", L"June", L"July", L"August", L"September", L"October", L"November", L"December"
};

FX_BOOL CJS_PublicMethods::IsNumber(const FX_WCHAR* string)
{
    CFX_WideString sTrim = StrTrim(string);
    const FX_WCHAR* pTrim = sTrim.c_str();
    const FX_WCHAR* p = pTrim;


    FX_BOOL bDot = FALSE;
    FX_BOOL bKXJS = FALSE;

    wchar_t c;
    while ((c = *p))
    {
        if (c == '.' || c == ',')
        {
            if (bDot) return FALSE;
            bDot = TRUE;
        }
        else if (c == '-' || c == '+')
        {
            if (p != pTrim)
                return FALSE;
        }
        else if (c == 'e' || c == 'E')
        {
            if (bKXJS)
                return FALSE;

            p++;
            c = *p;
            if (c == '+' || c == '-')
            {
                bKXJS = TRUE;
            }
            else
            {
                return FALSE;
            }
        }
        else if (!IsDigit(c))
        {
            return FALSE;
        }
        p++;
    }

    return TRUE;
}

FX_BOOL CJS_PublicMethods::IsDigit(wchar_t ch)
{
    return (ch >= L'0' && ch <= L'9');
}

FX_BOOL CJS_PublicMethods::IsDigit(char ch)
{
    return (ch >= '0' && ch <= '9');
}

FX_BOOL CJS_PublicMethods::IsAlphabetic(wchar_t ch)
{
    return ((ch >= L'a' && ch <= L'z') || (ch >= L'A' && ch <= L'Z'));
}

FX_BOOL CJS_PublicMethods::IsAlphaNumeric(wchar_t ch)
{
    return (IsDigit(ch) || IsAlphabetic(ch));
}

FX_BOOL CJS_PublicMethods::maskSatisfied(wchar_t c_Change,wchar_t c_Mask)
{
    switch (c_Mask)
    {
    case L'9':
        return IsDigit(c_Change);
    case L'A':
        return IsAlphabetic(c_Change);
    case L'O':
        return IsAlphaNumeric(c_Change);
    case L'X':
        return TRUE;
    default:
        return (c_Change == c_Mask);
    }
}

FX_BOOL CJS_PublicMethods::isReservedMaskChar(wchar_t ch)
{
    return ch == L'9' || ch == L'A' || ch == L'O' || ch == L'X';
}

double CJS_PublicMethods::AF_Simple(const FX_WCHAR* sFuction, double dValue1, double dValue2)
{
    if (FXSYS_wcsicmp(sFuction,L"AVG") == 0 || FXSYS_wcsicmp(sFuction,L"SUM") == 0)
    {
        return dValue1 + dValue2;
    }
    if (FXSYS_wcsicmp(sFuction, L"PRD") == 0)
    {
        return dValue1 * dValue2;
    }
    if (FXSYS_wcsicmp(sFuction,L"MIN") == 0)
    {
        return FX_MIN(dValue1, dValue2);
    }
    if (FXSYS_wcsicmp(sFuction,L"MAX") == 0)
    {
        return FX_MAX(dValue1, dValue2);
    }
    return dValue1;
}

CFX_WideString CJS_PublicMethods::StrLTrim(const FX_WCHAR* pStr)
{
    while (*pStr && *pStr == L' ') pStr++;

    return pStr;
}

CFX_WideString CJS_PublicMethods::StrRTrim(const FX_WCHAR* pStr)
{
    const FX_WCHAR* p = pStr;
    while (*p) p++;
    while (p > pStr && *(p - 1) == L' ') p--;

    return CFX_WideString(pStr, p - pStr);
}

CFX_WideString CJS_PublicMethods::StrTrim(const FX_WCHAR* pStr)
{
    return StrRTrim(StrLTrim(pStr).c_str());
}

CFX_ByteString CJS_PublicMethods::StrLTrim(const FX_CHAR* pStr)
{
    while (*pStr && *pStr == ' ') pStr++;

        return pStr;
}

CFX_ByteString CJS_PublicMethods::StrRTrim(const FX_CHAR* pStr)
{
    const FX_CHAR* p = pStr;
    while (*p) p++;
    while (p > pStr && *(p - 1) == L' ') p--;

    return CFX_ByteString(pStr,p-pStr);
}

CFX_ByteString CJS_PublicMethods::StrTrim(const FX_CHAR* pStr)
{
    return StrRTrim(StrLTrim(pStr));
}

double CJS_PublicMethods::ParseNumber(const FX_WCHAR* swSource, FX_BOOL& bAllDigits, FX_BOOL& bDot, FX_BOOL& bSign, FX_BOOL& bKXJS)
{
    bDot = FALSE;
    bSign = FALSE;
    bKXJS = FALSE;

    FX_BOOL bDigitExist = FALSE;

    const FX_WCHAR* p = swSource;
    wchar_t c;

    const FX_WCHAR* pStart = NULL;
    const FX_WCHAR* pEnd = NULL;

    while ((c = *p))
    {
        if (!pStart && c != L' ')
        {
            pStart = p;
        }

        pEnd = p;
        p++;
    }

    if (!pStart)
    {
        bAllDigits = FALSE;
        return 0;
    }

    while (pEnd != pStart)
    {
        if (*pEnd == L' ')
            pEnd --;
        else
            break;
    }

    double dRet = 0;
    p = pStart;
    bAllDigits = TRUE;
    CFX_WideString swDigits;

    while (p <= pEnd)
    {
        c = *p;

        if (IsDigit(c))
        {
            swDigits += c;
            bDigitExist = TRUE;
        }
        else
        {
            switch (c)
            {
            case L' ':
                bAllDigits = FALSE;
                break;
            case L'.':
            case L',':
                if (!bDot)
                {
                    if (bDigitExist)
                    {
                        swDigits += L'.';
                    }
                    else
                    {
                        swDigits += L'0';
                        swDigits += L'.';
                        bDigitExist = TRUE;
                    }

                    bDot = TRUE;
                    break;
                }
            case 'e':
            case 'E':
                if (!bKXJS)
                {
                    p++;
                    c = *p;
                    if (c == '+' || c == '-')
                    {
                        bKXJS = TRUE;
                        swDigits += 'e';
                        swDigits += c;
                    }
                    break;
                }
            case L'-':
                if (!bDigitExist && !bSign)
                {
                    swDigits += c;
                    bSign = TRUE;
                    break;
                }
            default:
                bAllDigits = FALSE;

                if (p != pStart && !bDot && bDigitExist)
                {
                    swDigits += L'.';
                    bDot = TRUE;
                }
                else
                {
                    bDot = FALSE;
                    bDigitExist = FALSE;
                    swDigits = L"";
                }
                break;
            }
        }

        p++;
    }

    if (swDigits.GetLength() > 0 && swDigits.GetLength() < 17)
    {
        CFX_ByteString sDigits = swDigits.UTF8Encode();

        if (bKXJS)
        {
            dRet = atof(sDigits);
        }
        else
        {
            if (bDot)
            {
                char* pStopString;
                dRet = ::strtod(sDigits, &pStopString);
            }
            else
            {
                dRet = atol(sDigits);
            }
        }

    }

    return dRet;
}

double CJS_PublicMethods::ParseStringToNumber(const FX_WCHAR* swSource)
{
    FX_BOOL bAllDigits = FALSE;
    FX_BOOL bDot = FALSE;
    FX_BOOL bSign = FALSE;
    FX_BOOL bKXJS = FALSE;

    return ParseNumber(swSource, bAllDigits, bDot, bSign, bKXJS);
}

FX_BOOL CJS_PublicMethods::ConvertStringToNumber(const FX_WCHAR* swSource, double & dRet, FX_BOOL & bDot)
{
    FX_BOOL bAllDigits = FALSE;
    FX_BOOL bSign = FALSE;
    FX_BOOL bKXJS = FALSE;

    dRet = ParseNumber(swSource, bAllDigits, bDot, bSign, bKXJS);

    return bAllDigits;
}

CJS_Array CJS_PublicMethods::AF_MakeArrayFromList(v8::Isolate* isolate, CJS_Value val)
{
    CJS_Array StrArray(isolate);
    if(val.IsArrayObject())
    {
        val.ConvertToArray(StrArray);
        return StrArray;
    }
    CFX_WideString wsStr = val.ToCFXWideString();
    CFX_ByteString t = CFX_ByteString::FromUnicode(wsStr);
    const char * p = (const char *)t;


    int ch = ',' ;
    int nIndex = 0;

    while (*p)
    {
        const char * pTemp = strchr(p, ch);
        if (pTemp == NULL)
        {
            StrArray.SetElement(nIndex, CJS_Value(isolate, StrTrim(p).c_str()));
            break;
        }
        else
        {
            char * pSub = new char[pTemp - p + 1];
            strncpy(pSub, p, pTemp - p);
            *(pSub + (pTemp - p)) = '\0';

            StrArray.SetElement(nIndex, CJS_Value(isolate, StrTrim(pSub).c_str()));
            delete []pSub;

            nIndex ++;
            p = ++pTemp;
        }

    }
    return StrArray;
}

int CJS_PublicMethods::ParseStringInteger(const CFX_WideString& string,int nStart,int& nSkip, int nMaxStep)
{
    int nRet = 0;
    nSkip = 0;
    for (int i=nStart, sz=string.GetLength(); i < sz; i++)
    {
        if (i-nStart > 10)
            break;

        FX_WCHAR c = string.GetAt(i);
        if (IsDigit((wchar_t)c))
        {
            nRet = nRet * 10 + (c - '0');
            nSkip = i - nStart + 1;
            if (nSkip >= nMaxStep)
                break;
        }
        else
            break;
    }

    return nRet;
}

CFX_WideString CJS_PublicMethods::ParseStringString(const CFX_WideString& string, int nStart, int& nSkip)
{
    CFX_WideString swRet;
    nSkip = 0;
    for (int i=nStart, sz=string.GetLength(); i < sz; i++)
    {
        FX_WCHAR c = string.GetAt(i);
        if ((c >= L'a' && c <= L'z') || (c >= L'A' && c <= L'Z'))
        {
            swRet += c;
            nSkip = i - nStart + 1;
        }
        else
            break;
    }

    return swRet;
}

double CJS_PublicMethods::ParseNormalDate(const CFX_WideString & value, FX_BOOL& bWrongFormat)
{
    double dt = JS_GetDateTime();

    int nYear = JS_GetYearFromTime(dt);
    int nMonth = JS_GetMonthFromTime(dt) + 1;
    int nDay = JS_GetDayFromTime(dt);
    int nHour = JS_GetHourFromTime(dt);
    int nMin = JS_GetMinFromTime(dt);
    int nSec = JS_GetSecFromTime(dt);

    int number[3];

    int nSkip = 0;
    int nLen = value.GetLength();
    int nIndex = 0;
    int i = 0;
    while (i < nLen)
    {
        if (nIndex > 2) break;

        FX_WCHAR c = value.GetAt(i);
        if (IsDigit((wchar_t)c))
        {
            number[nIndex++] = ParseStringInteger(value, i, nSkip, 4);
            i += nSkip;
        }
        else
        {
            i ++;
        }
    }

    if (nIndex == 2)
    {
        // case2: month/day
        // case3: day/month
        if ((number[0] >= 1 && number[0] <= 12) && (number[1] >= 1 && number[1] <= 31))
        {
            nMonth = number[0];
            nDay = number[1];
        }
        else if ((number[0] >= 1 && number[0] <= 31) && (number[1] >= 1 && number[1] <= 12))
        {
            nDay = number[0];
            nMonth = number[1];
        }

        bWrongFormat = FALSE;
    }
    else if (nIndex == 3)
    {
        // case1: year/month/day
        // case2: month/day/year
        // case3: day/month/year

        if (number[0] > 12 && (number[1] >= 1 && number[1] <= 12) && (number[2] >= 1 && number[2] <= 31))
        {
            nYear = number[0];
            nMonth = number[1];
            nDay = number[2];
        }
        else if ((number[0] >= 1 && number[0] <= 12) && (number[1] >= 1 && number[1] <= 31) && number[2] > 31)
        {
            nMonth = number[0];
            nDay = number[1];
            nYear = number[2];
        }
        else if ((number[0] >= 1 && number[0] <= 31) && (number[1] >= 1 && number[1] <= 12) && number[2] > 31)
        {
            nDay = number[0];
            nMonth = number[1];
            nYear = number[2];
        }

        bWrongFormat = FALSE;
    }
    else
    {
        bWrongFormat = TRUE;
        return dt;
    }

    CFX_WideString swTemp;
    swTemp.Format(L"%d/%d/%d %d:%d:%d",nMonth,nDay,nYear,nHour,nMin,nSec);
    return JS_DateParse(swTemp.c_str());
}

double CJS_PublicMethods::MakeRegularDate(const CFX_WideString & value, const CFX_WideString & format, FX_BOOL& bWrongFormat)
{
    double dt = JS_GetDateTime();

    if (format.IsEmpty() || value.IsEmpty())
        return dt;

    int nYear = JS_GetYearFromTime(dt);
    int nMonth = JS_GetMonthFromTime(dt) + 1;
    int nDay = JS_GetDayFromTime(dt);
    int nHour = JS_GetHourFromTime(dt);
    int nMin = JS_GetMinFromTime(dt);
    int nSec = JS_GetSecFromTime(dt);

    int nYearSub = 99; //nYear - 2000;

    FX_BOOL bPm = FALSE;
    FX_BOOL bExit = FALSE;
    bWrongFormat = FALSE;

    int i=0;
    int j=0;

    while (i < format.GetLength())
    {
        if (bExit) break;

        FX_WCHAR c = format.GetAt(i);
        switch (c)
        {
            case ':':
            case '.':
            case '-':
            case '\\':
            case '/':
                i++;
                j++;
                break;

            case 'y':
            case 'm':
            case 'd':
            case 'H':
            case 'h':
            case 'M':
            case 's':
            case 't':
                {
                    int oldj = j;
                    int nSkip = 0;
                    int remaining = format.GetLength() - i - 1;

                    if (remaining == 0 || format.GetAt(i+1) != c)
                    {
                        switch (c)
                        {
                            case 'y':
                                i++;
                                j++;
                                break;
                            case 'm':
                                nMonth = ParseStringInteger(value, j, nSkip, 2);
                                i++;
                                j += nSkip;
                                break;
                            case 'd':
                                nDay = ParseStringInteger(value, j, nSkip, 2);
                                i++;
                                j += nSkip;
                                break;
                            case 'H':
                                nHour = ParseStringInteger(value, j, nSkip, 2);
                                i++;
                                j += nSkip;
                                break;
                            case 'h':
                                nHour = ParseStringInteger(value, j, nSkip, 2);
                                i++;
                                j += nSkip;
                                break;
                            case 'M':
                                nMin = ParseStringInteger(value, j, nSkip, 2);
                                i++;
                                j += nSkip;
                                break;
                            case 's':
                                nSec = ParseStringInteger(value, j, nSkip, 2);
                                i++;
                                j += nSkip;
                                break;
                            case 't':
                                bPm = (j < value.GetLength() && value.GetAt(j) == 'p');
                                i++;
                                j++;
                                break;
                        }
                    }
                    else if (remaining == 1 || format.GetAt(i+2) != c)
                    {
                        switch (c)
                        {
                            case 'y':
                                nYear = ParseStringInteger(value, j, nSkip, 4);
                                i += 2;
                                j += nSkip;
                                break;
                            case 'm':
                                nMonth = ParseStringInteger(value, j, nSkip, 2);
                                i += 2;
                                j += nSkip;
                                break;
                            case 'd':
                                nDay = ParseStringInteger(value, j, nSkip, 2);
                                i += 2;
                                j += nSkip;
                                break;
                            case 'H':
                                nHour = ParseStringInteger(value, j, nSkip, 2);
                                i += 2;
                                j += nSkip;
                                break;
                            case 'h':
                                nHour = ParseStringInteger(value, j, nSkip, 2);
                                i += 2;
                                j += nSkip;
                                break;
                            case 'M':
                                nMin = ParseStringInteger(value, j, nSkip, 2);
                                i += 2;
                                j += nSkip;
                                break;
                            case 's':
                                nSec = ParseStringInteger(value, j, nSkip, 2);
                                i += 2;
                                j += nSkip;
                                break;
                            case 't':
                                bPm = (j + 1 < value.GetLength() && value.GetAt(j) == 'p' && value.GetAt(j+1) == 'm');
                                i += 2;
                                j += 2;
                                break;
                        }
                    }
                    else if (remaining == 2 || format.GetAt(i+3) != c)
                    {
                        switch (c)
                        {
                            case 'm':
                                {
                                    CFX_WideString sMonth = ParseStringString(value, j, nSkip);
                                    FX_BOOL bFind = FALSE;
                                    for (int m = 0; m < 12; m++)
                                    {
                                        if (sMonth.CompareNoCase(months[m]) == 0)
                                        {
                                            nMonth = m + 1;
                                            i+=3;
                                            j+=nSkip;
                                            bFind = TRUE;
                                            break;
                                        }
                                    }

                                    if (!bFind)
                                    {
                                        nMonth = ParseStringInteger(value, j, nSkip, 3);
                                        i+=3;
                                        j += nSkip;
                                    }
                                }
                                break;
                            case 'y':
                                break;
                            default:
                                i+=3;
                                j+=3;
                                break;
                        }
                    }
                    else if (remaining == 3 || format.GetAt(i+4) != c)
                    {
                        switch (c)
                        {


                            case 'y':
                                nYear = ParseStringInteger(value, j, nSkip, 4);
                                j += nSkip;
                                i += 4;
                                break;
                            case 'm':
                                {
                                    FX_BOOL bFind = FALSE;

                                    CFX_WideString sMonth = ParseStringString(value, j, nSkip);
                                    sMonth.MakeLower();

                                    for (int m = 0; m < 12; m++)
                                    {
                                        CFX_WideString sFullMonths = fullmonths[m];
                                        sFullMonths.MakeLower();

                                        if (sFullMonths.Find(sMonth.c_str(), 0) != -1)
                                        {
                                            nMonth = m + 1;
                                            i += 4;
                                            j += nSkip;
                                            bFind = TRUE;
                                            break;
                                        }
                                    }

                                    if (!bFind)
                                    {
                                        nMonth = ParseStringInteger(value, j, nSkip, 4);
                                        i+=4;
                                        j += nSkip;
                                    }
                                }
                                break;
                            default:
                                i += 4;
                                j += 4;
                                break;
                        }
                    }
                    else
                    {
                        if (j >= value.GetLength() || format.GetAt(i) != value.GetAt(j))
                        {
                            bWrongFormat = TRUE;
                            bExit = TRUE;
                        }
                        i++;
                        j++;
                    }

                    if (oldj == j)
                    {
                        bWrongFormat = TRUE;
                        bExit = TRUE;
                    }
                }

                break;
            default:
                if (value.GetLength() <= j)
                {
                    bExit = TRUE;
                }
                else if (format.GetAt(i) != value.GetAt(j))
                {
                    bWrongFormat = TRUE;
                    bExit = TRUE;
                }

                i++;
                j++;
                break;
        }
    }

    if (bPm) nHour += 12;

    if (nYear >= 0 && nYear <= nYearSub)
        nYear += 2000;

    if (nMonth < 1 || nMonth > 12)
        bWrongFormat = TRUE;

    if (nDay < 1 || nDay > 31)
        bWrongFormat = TRUE;

    if (nHour < 0 || nHour > 24)
        bWrongFormat = TRUE;

    if (nMin < 0 || nMin > 60)
        bWrongFormat = TRUE;

    if (nSec < 0 || nSec > 60)
        bWrongFormat = TRUE;

    double dRet = 0;

    if (bWrongFormat)
    {
        dRet = ParseNormalDate(value, bWrongFormat);
    }
    else
    {
        dRet = JS_MakeDate(JS_MakeDay(nYear,nMonth - 1,nDay),JS_MakeTime(nHour, nMin, nSec, 0));

        if (JS_PortIsNan(dRet))
        {
            dRet = JS_DateParse(value.c_str());
        }
    }

    if (JS_PortIsNan(dRet))
    {
        dRet = ParseNormalDate(value, bWrongFormat);
    }

    return dRet;

}

CFX_WideString CJS_PublicMethods::MakeFormatDate(double dDate, const CFX_WideString & format)
{
    CFX_WideString sRet = L"",sPart = L"";

    int nYear = JS_GetYearFromTime(dDate);
    int nMonth = JS_GetMonthFromTime(dDate) + 1;
    int nDay = JS_GetDayFromTime(dDate);
    int nHour = JS_GetHourFromTime(dDate);
    int nMin = JS_GetMinFromTime(dDate);
    int nSec = JS_GetSecFromTime(dDate);

    int i = 0;
    while (i < format.GetLength())
    {
            FX_WCHAR c = format.GetAt(i);
                int remaining = format.GetLength() - i - 1;
        sPart = L"";
        switch (c)
        {
            case 'y':
            case 'm':
            case 'd':
            case 'H':
            case 'h':
            case 'M':
            case 's':
            case 't':
                if (remaining == 0 || format.GetAt(i+1) != c)
                {
                    switch (c)
                    {
                        case 'y':
                            sPart += c;
                            break;
                        case 'm':
                            sPart.Format(L"%d",nMonth);
                            break;
                        case 'd':
                            sPart.Format(L"%d",nDay);
                            break;
                        case 'H':
                            sPart.Format(L"%d",nHour);
                            break;
                        case 'h':
                            sPart.Format(L"%d",nHour>12?nHour - 12:nHour);
                            break;
                        case 'M':
                            sPart.Format(L"%d",nMin);
                            break;
                        case 's':
                            sPart.Format(L"%d",nSec);
                            break;
                        case 't':
                            sPart += nHour>12?'p':'a';
                            break;
                    }
                    i++;
                }
                else if (remaining == 1 || format.GetAt(i+2) != c)
                {
                    switch (c)
                    {
                        case 'y':
                            sPart.Format(L"%02d",nYear - (nYear / 100) * 100);
                            break;
                        case 'm':
                            sPart.Format(L"%02d",nMonth);
                            break;
                        case 'd':
                            sPart.Format(L"%02d",nDay);
                            break;
                        case 'H':
                            sPart.Format(L"%02d",nHour);
                            break;
                        case 'h':
                            sPart.Format(L"%02d",nHour>12?nHour - 12:nHour);
                            break;
                        case 'M':
                            sPart.Format(L"%02d",nMin);
                            break;
                        case 's':
                            sPart.Format(L"%02d",nSec);
                            break;
                        case 't':
                            sPart = nHour>12? L"pm": L"am";
                            break;
                    }
                    i+=2;
                }
                else if (remaining == 2 || format.GetAt(i+3) != c)
                {
                    switch (c)
                    {
                        case 'm':
                            i+=3;
                            if (nMonth > 0&&nMonth <= 12)
                                sPart += months[nMonth - 1];
                            break;
                        default:
                            i+=3;
                            sPart += c;
                            sPart += c;
                            sPart += c;
                            break;
                    }
                }
                else if (remaining == 3 || format.GetAt(i+4) != c)
                {
                    switch (c)
                    {
                        case 'y':
                            sPart.Format(L"%04d",nYear);
                            i += 4;
                            break;
                        case 'm':
                            i+=4;
                            if (nMonth > 0&&nMonth <= 12)
                                sPart += fullmonths[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)
FX_BOOL CJS_PublicMethods::AFNumber_Format(IFXJS_Context* cc, const CJS_Parameters& params, CJS_Value& vRet, CFX_WideString& sError)
{
#if _FX_OS_ != _FX_ANDROID_
	v8::Isolate* isolate = ::GetIsolate(cc);
	CJS_Context* pContext = (CJS_Context *)cc;
	ASSERT(pContext != NULL);
	CJS_EventHandler* pEvent = pContext->GetEventHandler();
	ASSERT(pEvent != NULL);

	if (params.size() != 6)
	{
		sError = JSGetStringFromID(pContext, IDS_STRING_JSPARAMERROR);
		return FALSE;
	}
	if(!pEvent->m_pValue)
		return FALSE;
	CFX_WideString& Value = pEvent->Value();
	CFX_ByteString strValue = StrTrim(CFX_ByteString::FromUnicode(Value));

	if (strValue.IsEmpty()) return TRUE;

	int iDec = params[0].ToInt();
	int iSepStyle = params[1].ToInt();
	int iNegStyle = params[2].ToInt();
	// params[3] is iCurrStyle, it's not used.
	std::wstring wstrCurrency(params[4].ToCFXWideString().c_str());
	FX_BOOL bCurrencyPrepend = params[5].ToBool();

	if (iDec < 0) iDec = -iDec;

	if (iSepStyle < 0 || iSepStyle > 3)
		iSepStyle = 0;

	if (iNegStyle < 0 || iNegStyle > 3)
		iNegStyle = 0;


	//////////////////////////////////////////////////////
	//for processing decimal places
	strValue.Replace(",", ".");
	double dValue = atof(strValue);
	if (iDec > 0)
		dValue += DOUBLE_CORRECT;//

	int iDec2;
	FX_BOOL bNagative = FALSE;

	strValue = fcvt(dValue,iDec,&iDec2,&bNagative);
	if (strValue.IsEmpty())
	{
		dValue = 0;
		strValue = fcvt(dValue,iDec,&iDec2,&bNagative);
		if (strValue.IsEmpty())
		{
			strValue = "0";
			iDec2 = 1;
		}

	}

	if (iDec2 < 0)
	{
		for (int iNum = 0;iNum < abs(iDec2);iNum++)
		{
			strValue = "0" + strValue;
		}
		iDec2 = 0;

	}
	int iMax = strValue.GetLength();
	if (iDec2 > iMax)
	{
		for (int iNum = 0;iNum <= iDec2 - iMax ;iNum++)
		{
			strValue += "0";
		}
		iMax = iDec2+1;
	}
	///////////////////////////////////////////////////////
    //for processing seperator style
	if (iDec2 < iMax)
	{
		if (iSepStyle == 0 || iSepStyle == 1)
		{
			strValue.Insert(iDec2, '.');
			iMax++;
		}
		else if (iSepStyle == 2 || iSepStyle == 3)
		{
			strValue.Insert(iDec2, ',');
			iMax++;
		}

		if (iDec2 == 0)
			strValue.Insert(iDec2, '0');
	}
	if (iSepStyle == 0 || iSepStyle == 2)
	{
		char cSeperator;
		if (iSepStyle == 0)
			cSeperator = ',';
		else
			cSeperator = '.';

		int iDecPositive,iDecNagative;
		iDecPositive = iDec2;
		iDecNagative = iDec2;

		for (iDecPositive = iDec2 -3; iDecPositive > 0;iDecPositive -= 3)
		{
			strValue.Insert(iDecPositive, cSeperator);
			iMax++;
		}
	}

	//////////////////////////////////////////////////////////////////////
    //for processing currency string

	Value = CFX_WideString::FromLocal(strValue);
	std::wstring strValue2 = Value.c_str();

	if (bCurrencyPrepend)
		strValue2 = wstrCurrency + strValue2;
	else
		strValue2 = strValue2 + wstrCurrency;



	/////////////////////////////////////////////////////////////////////////
	//for processing negative style
	if (bNagative)
	{
		if (iNegStyle == 0)
		{
			strValue2.insert(0,L"-");
		}
		if (iNegStyle == 2 || iNegStyle == 3)
		{
			strValue2.insert(0,L"(");
			strValue2.insert(strValue2.length(),L")");
		}
		if (iNegStyle == 1 || iNegStyle == 3)
		{
			if (Field * fTarget = pEvent->Target_Field())
			{
				CJS_Array arColor(isolate);
				CJS_Value vColElm(isolate);
				vColElm = L"RGB";
				arColor.SetElement(0,vColElm);
				vColElm = 1;
				arColor.SetElement(1,vColElm);
				vColElm = 0;
				arColor.SetElement(2,vColElm);

				arColor.SetElement(3,vColElm);

				CJS_PropValue vProp(isolate);
				vProp.StartGetting();
				vProp<<arColor;
				vProp.StartSetting();
				fTarget->textColor(cc,vProp,sError);// red
			}
		}
	}
	else
	{
		if (iNegStyle == 1 || iNegStyle == 3)
		{
			if (Field *fTarget = pEvent->Target_Field())
			{
				CJS_Array arColor(isolate);
				CJS_Value vColElm(isolate);
				vColElm = L"RGB";
				arColor.SetElement(0,vColElm);
				vColElm = 0;
				arColor.SetElement(1,vColElm);
				arColor.SetElement(2,vColElm);
				arColor.SetElement(3,vColElm);

				CJS_PropValue vProp(isolate);
				vProp.StartGetting();
				fTarget->textColor(cc,vProp,sError);

				CJS_Array aProp(isolate);
				vProp.ConvertToArray(aProp);

				CPWL_Color crProp;
				CPWL_Color crColor;
				color::ConvertArrayToPWLColor(aProp, crProp);
				color::ConvertArrayToPWLColor(arColor, crColor);

				if (crColor != crProp)
				{
					CJS_PropValue vProp2(isolate);
					vProp2.StartGetting();
					vProp2<<arColor;
					vProp2.StartSetting();
     				fTarget->textColor(cc,vProp2,sError);
				}
			}
		}
	}
	Value = strValue2.c_str();
#endif
    return TRUE;
}

//function AFNumber_Keystroke(nDec, sepStyle, negStyle, currStyle, strCurrency, bCurrencyPrepend)
FX_BOOL CJS_PublicMethods::AFNumber_Keystroke(IFXJS_Context* cc, const CJS_Parameters& params, CJS_Value& vRet, CFX_WideString& sError)
{
    CJS_Context* pContext = (CJS_Context *)cc;
    ASSERT(pContext != NULL);
    CJS_EventHandler* pEvent = pContext->GetEventHandler();
    ASSERT(pEvent != NULL);

    if(params.size() < 2)
        return FALSE;
    int iSepStyle = params[1].ToInt();

    if (iSepStyle < 0 || iSepStyle > 3)
        iSepStyle = 0;
    if(!pEvent->m_pValue)
        return FALSE;
    CFX_WideString & val = pEvent->Value();
    CFX_WideString & w_strChange = pEvent->Change();
    CFX_WideString w_strValue = val;

    if (pEvent->WillCommit())
    {
        CFX_WideString wstrChange = w_strChange;
        CFX_WideString wstrValue = StrLTrim(w_strValue.c_str());
        if (wstrValue.IsEmpty())
            return TRUE;

        CFX_WideString swTemp = wstrValue;
        swTemp.Replace(L",", L".");
        if (!IsNumber(swTemp.c_str()))
        {
            pEvent->Rc() = FALSE;
            sError = JSGetStringFromID(pContext, IDS_STRING_JSAFNUMBER_KEYSTROKE);
            Alert(pContext, sError.c_str());
            return TRUE;
        }
        return TRUE; // it happens after the last keystroke and before validating,
    }

    std::wstring w_strValue2 = w_strValue.c_str();
    std::wstring w_strChange2 = w_strChange.c_str();
    std::wstring w_strSelected;
    if(-1 != pEvent->SelStart())
        w_strSelected = w_strValue2.substr(pEvent->SelStart(),(pEvent->SelEnd() - pEvent->SelStart()));
    FX_BOOL bHasSign = (w_strValue2.find('-') != -1) && (w_strSelected.find('-') == -1);
    if (bHasSign)
    {
        //can't insert "change" in front to sign postion.
        if (pEvent->SelStart() == 0)
        {
            FX_BOOL &bRc = pEvent->Rc();
            bRc = FALSE;
            return TRUE;
        }
    }

    char cSep = L'.';

    switch (iSepStyle)
    {
    case 0:
    case 1:
        cSep = L'.';
        break;
    case 2:
    case 3:
        cSep = L',';
        break;
    }

    FX_BOOL bHasSep = (w_strValue2.find(cSep) != -1);
    for (std::wstring::iterator it = w_strChange2.begin(); it != w_strChange2.end(); it++)
    {
        if (*it == cSep)
        {
            if (bHasSep)
            {
                FX_BOOL &bRc = pEvent->Rc();
                bRc = FALSE;
                return TRUE;
            }
            bHasSep = TRUE;
            continue;
        }
        if (*it == L'-')
        {
            if (bHasSign)
            {
                FX_BOOL &bRc = pEvent->Rc();
                bRc = FALSE;
                return TRUE;
            }
            if (it != w_strChange2.begin()) //sign's position is not correct
            {
                FX_BOOL &bRc = pEvent->Rc();
                bRc = FALSE;
                return TRUE;
            }
            if (pEvent->SelStart() != 0)
            {
                FX_BOOL &bRc = pEvent->Rc();
                bRc = FALSE;
                return TRUE;
            }
            bHasSign = TRUE;
            continue;
        }

        if (!IsDigit(*it))
        {
            FX_BOOL &bRc = pEvent->Rc();
            bRc = FALSE;
            return TRUE;
        }
    }


    std::wstring w_prefix = w_strValue2.substr(0,pEvent->SelStart());
    std::wstring w_postfix;
    if (pEvent->SelEnd()<(int)w_strValue2.length())
        w_postfix  = w_strValue2.substr(pEvent->SelEnd());
    w_strValue2 = w_prefix + w_strChange2 + w_postfix;
    w_strValue = w_strValue2.c_str();
    val = w_strValue;
    return TRUE;

}

//function AFPercent_Format(nDec, sepStyle)
FX_BOOL CJS_PublicMethods::AFPercent_Format(IFXJS_Context* cc, const CJS_Parameters& params, CJS_Value& vRet, CFX_WideString& sError)
{
#if _FX_OS_ != _FX_ANDROID_
    CJS_Context* pContext = (CJS_Context *)cc;
    ASSERT(pContext != NULL);
    CJS_EventHandler* pEvent = pContext->GetEventHandler();
    ASSERT(pEvent != NULL);

    if (params.size() != 2)
	{
		sError = JSGetStringFromID(pContext, IDS_STRING_JSPARAMERROR);
		return FALSE;
	}
	if(!pEvent->m_pValue)
		return FALSE;

	CFX_WideString& Value = pEvent->Value();
	CFX_ByteString strValue = StrTrim(CFX_ByteString::FromUnicode(Value));
	if (strValue.IsEmpty())
		return TRUE;

	int iDec = params[0].ToInt();
	if (iDec < 0)
		iDec = -iDec;

	int iSepStyle = params[1].ToInt();
	if (iSepStyle < 0 || iSepStyle > 3)
		iSepStyle = 0;

	//////////////////////////////////////////////////////
	//for processing decimal places
	double dValue = atof(strValue);
	dValue *= 100;
	if (iDec > 0)
		dValue += DOUBLE_CORRECT;//УÕý

	int iDec2;
	FX_BOOL bNagative = FALSE;
	strValue = fcvt(dValue,iDec,&iDec2,&bNagative);
    if (strValue.IsEmpty())
	{
		dValue = 0;
		strValue = fcvt(dValue,iDec,&iDec2,&bNagative);
	}

	if (iDec2 < 0)
	{
		for (int iNum = 0; iNum < abs(iDec2); iNum++)
		{
			strValue = "0" + strValue;
		}
		iDec2 = 0;

	}
	int iMax = strValue.GetLength();
	if (iDec2 > iMax)
	{
		for (int iNum = 0; iNum <= iDec2 - iMax; iNum++)
		{
			strValue += "0";
		}
		iMax = iDec2+1;
	}
	///////////////////////////////////////////////////////
    //for processing seperator style
	if (iDec2 < iMax)
	{
		if (iSepStyle == 0 || iSepStyle == 1)
		{
			strValue.Insert(iDec2, '.');
			iMax++;
		}
		else if (iSepStyle == 2 || iSepStyle == 3)
		{
			strValue.Insert(iDec2, ',');
			iMax++;
		}

		if (iDec2 == 0)
			strValue.Insert(iDec2, '0');
	}
	if (iSepStyle == 0 || iSepStyle == 2)
	{
		char cSeperator;
		if (iSepStyle == 0)
			cSeperator = ',';
		else
			cSeperator = '.';

		int iDecPositive,iDecNagative;
		iDecPositive = iDec2;
		iDecNagative = iDec2;

		for (iDecPositive = iDec2 -3; iDecPositive > 0; iDecPositive -= 3)
		{
			strValue.Insert(iDecPositive,cSeperator);
			iMax++;
		}
	}
	////////////////////////////////////////////////////////////////////
	//nagative mark
	if(bNagative)
		strValue = "-" + strValue;
	strValue += "%";
	Value = CFX_WideString::FromLocal(strValue);
#endif
    return TRUE;
}
//AFPercent_Keystroke(nDec, sepStyle)
FX_BOOL CJS_PublicMethods::AFPercent_Keystroke(IFXJS_Context* cc, const CJS_Parameters& params, CJS_Value& vRet, CFX_WideString& sError)
{
    return AFNumber_Keystroke(cc,params,vRet,sError);
}

//function AFDate_FormatEx(cFormat)
FX_BOOL CJS_PublicMethods::AFDate_FormatEx(IFXJS_Context* cc, const CJS_Parameters& params, CJS_Value& vRet, CFX_WideString& sError)
{
    CJS_Context* pContext = (CJS_Context *)cc;
    ASSERT(pContext != NULL);
    CJS_EventHandler* pEvent = pContext->GetEventHandler();
    ASSERT(pEvent != NULL);

    if (params.size() != 1)
    {
        sError = JSGetStringFromID(pContext, IDS_STRING_JSPARAMERROR);
        return FALSE;
    }
    if(!pEvent->m_pValue)
        return FALSE;

    CFX_WideString& val = pEvent->Value();
    CFX_WideString strValue = val;
    if (strValue.IsEmpty())
        return TRUE;

    CFX_WideString sFormat = params[0].ToCFXWideString();
    FX_BOOL bWrongFormat = FALSE;
    double dDate = 0.0f;

    if(strValue.Find(L"GMT") != -1)
    {
        //for GMT format time
        //such as "Tue Aug 11 14:24:16 GMT+08002009"
        dDate = MakeInterDate(strValue);
    }
    else
    {
        dDate = MakeRegularDate(strValue,sFormat,bWrongFormat);
    }

    if (JS_PortIsNan(dDate))
    {
        CFX_WideString swMsg;
        swMsg.Format(JSGetStringFromID(pContext, IDS_STRING_JSPARSEDATE).c_str(), sFormat.c_str());
        Alert(pContext, swMsg.c_str());
        return FALSE;
    }

    val =  MakeFormatDate(dDate,sFormat);
    return TRUE;
}

double CJS_PublicMethods::MakeInterDate(CFX_WideString strValue)
{
    int nHour;
    int nMin;
    int nSec;
    int nYear;
    int nMonth;
    int nDay;

    CFX_WideStringArray wsArray;
    CFX_WideString sMonth = L"";
    CFX_WideString sTemp = L"";
    int nSize = strValue.GetLength();

    for(int i = 0; i < nSize; i++)
    {
        FX_WCHAR c = strValue.GetAt(i);
        if(c == L' ' || c == L':')
        {
            wsArray.Add(sTemp);
            sTemp = L"";
            continue;
        }

        sTemp += c;
    }

    wsArray.Add(sTemp);
    if(wsArray.GetSize() != 8)return 0;

    sTemp = wsArray[1];
    if(sTemp.Compare(L"Jan") == 0) nMonth = 1;
    if(sTemp.Compare(L"Feb") == 0) nMonth = 2;
    if(sTemp.Compare(L"Mar") == 0) nMonth = 3;
    if(sTemp.Compare(L"Apr") == 0) nMonth = 4;
    if(sTemp.Compare(L"May") == 0) nMonth = 5;
    if(sTemp.Compare(L"Jun") == 0) nMonth = 6;
    if(sTemp.Compare(L"Jul") == 0) nMonth = 7;
    if(sTemp.Compare(L"Aug") == 0) nMonth = 8;
    if(sTemp.Compare(L"Sep") == 0) nMonth = 9;
    if(sTemp.Compare(L"Oct") == 0) nMonth = 10;
    if(sTemp.Compare(L"Nov") == 0) nMonth = 11;
    if(sTemp.Compare(L"Dec") == 0) nMonth = 12;

    nDay = (int)ParseStringToNumber(wsArray[2].c_str());
    nHour = (int)ParseStringToNumber(wsArray[3].c_str());
    nMin = (int)ParseStringToNumber(wsArray[4].c_str());
    nSec = (int)ParseStringToNumber(wsArray[5].c_str());
    nYear = (int)ParseStringToNumber(wsArray[7].c_str());

    double dRet = JS_MakeDate(JS_MakeDay(nYear,nMonth - 1,nDay),JS_MakeTime(nHour, nMin, nSec, 0));

    if (JS_PortIsNan(dRet))
    {
        dRet = JS_DateParse(strValue.c_str());
    }

    return dRet;
}

//AFDate_KeystrokeEx(cFormat)
FX_BOOL CJS_PublicMethods::AFDate_KeystrokeEx(IFXJS_Context* cc, const CJS_Parameters& params, CJS_Value& vRet, CFX_WideString& sError)
{
    CJS_Context* pContext = (CJS_Context *)cc;
    ASSERT(pContext != NULL);
    CJS_EventHandler* pEvent = pContext->GetEventHandler();
    ASSERT(pEvent != NULL);

    if (params.size() != 1)
    {
        sError = L"AFDate_KeystrokeEx's parameters' size r not correct";
        return FALSE;
    }

    if (pEvent->WillCommit())
    {
        if(!pEvent->m_pValue)
            return FALSE;
        CFX_WideString strValue = pEvent->Value();
        if (strValue.IsEmpty())
            return TRUE;

        CFX_WideString sFormat = params[0].ToCFXWideString();
        FX_BOOL bWrongFormat = FALSE;
        double dRet = MakeRegularDate(strValue,sFormat,bWrongFormat);
        if (bWrongFormat || JS_PortIsNan(dRet))
        {
            CFX_WideString swMsg;
            swMsg.Format(JSGetStringFromID(pContext, IDS_STRING_JSPARSEDATE).c_str(), sFormat.c_str());
            Alert(pContext, swMsg.c_str());
            pEvent->Rc() = FALSE;
            return TRUE;
        }
    }
    return TRUE;
}

FX_BOOL CJS_PublicMethods::AFDate_Format(IFXJS_Context* cc, const CJS_Parameters& params, CJS_Value& vRet, CFX_WideString& sError)
{
    v8::Isolate* isolate = ::GetIsolate(cc);

    if (params.size() != 1)
    {
        CJS_Context* pContext = (CJS_Context*)cc;
        ASSERT(pContext != NULL);

        sError = JSGetStringFromID(pContext, IDS_STRING_JSPARAMERROR);
        return FALSE;
    }

    int iIndex = params[0].ToInt();
    const FX_WCHAR* cFormats[] =  {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" };

    ASSERT(iIndex < FX_ArraySize(cFormats));

    if (iIndex < 0)
        iIndex = 0;
    if (iIndex >= FX_ArraySize(cFormats))
        iIndex = 0;
    CJS_Parameters newParams;
    CJS_Value val(isolate,cFormats[iIndex]);
    newParams.push_back(val);
    return AFDate_FormatEx(cc,newParams,vRet,sError);
}

//AFDate_KeystrokeEx(cFormat)
FX_BOOL CJS_PublicMethods::AFDate_Keystroke(IFXJS_Context* cc, const CJS_Parameters& params, CJS_Value& vRet, CFX_WideString& sError)
{
    v8::Isolate* isolate = ::GetIsolate(cc);

    if (params.size() != 1)
    {
        CJS_Context* pContext = (CJS_Context*)cc;
        ASSERT(pContext != NULL);

        sError = JSGetStringFromID(pContext, IDS_STRING_JSPARAMERROR);
        return FALSE;
    }

    int iIndex = params[0].ToInt();
    const FX_WCHAR* cFormats[] =  {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" };

    ASSERT(iIndex<FX_ArraySize(cFormats));

    if (iIndex < 0)
        iIndex = 0;
    if (iIndex >= FX_ArraySize(cFormats))
        iIndex = 0;
    CJS_Parameters newParams;
    CJS_Value val(isolate,cFormats[iIndex]);
    newParams.push_back(val);
    return AFDate_KeystrokeEx(cc,newParams,vRet,sError);
}

//function AFTime_Format(ptf)
FX_BOOL CJS_PublicMethods::AFTime_Format(IFXJS_Context* cc, const CJS_Parameters& params, CJS_Value& vRet, CFX_WideString& sError)
{
    v8::Isolate* isolate = ::GetIsolate(cc);

    if (params.size() != 1)
    {
        CJS_Context* pContext = (CJS_Context*)cc;
        ASSERT(pContext != NULL);
        sError = JSGetStringFromID(pContext, IDS_STRING_JSPARAMERROR);
        return FALSE;
    }

    int iIndex = params[0].ToInt();
    const FX_WCHAR* cFormats[] = {L"HH:MM", L"h:MM tt", L"HH:MM:ss", L"h:MM:ss tt"};

    ASSERT(iIndex<FX_ArraySize(cFormats));

    if (iIndex < 0)
        iIndex = 0;
    if (iIndex >= FX_ArraySize(cFormats))
        iIndex = 0;
    CJS_Parameters newParams;
    CJS_Value val(isolate,cFormats[iIndex]);
    newParams.push_back(val);
    return AFDate_FormatEx(cc,newParams,vRet,sError);
}

FX_BOOL CJS_PublicMethods::AFTime_Keystroke(IFXJS_Context* cc, const CJS_Parameters& params, CJS_Value& vRet, CFX_WideString& sError)
{
    v8::Isolate* isolate = ::GetIsolate(cc);
    if (params.size() != 1)
    {
        CJS_Context* pContext = (CJS_Context*)cc;
        ASSERT(pContext != NULL);
        sError = JSGetStringFromID(pContext, IDS_STRING_JSPARAMERROR);
        return FALSE;
    }

    int iIndex = params[0].ToInt();
    const FX_WCHAR* cFormats[] = {L"HH:MM", L"h:MM tt", L"HH:MM:ss", L"h:MM:ss tt"};

    ASSERT(iIndex<FX_ArraySize(cFormats));

    if (iIndex < 0)
        iIndex = 0;
    if (iIndex >= FX_ArraySize(cFormats))
        iIndex = 0;
    CJS_Parameters newParams;
    CJS_Value val(isolate,cFormats[iIndex]);
    newParams.push_back(val);
    return AFDate_KeystrokeEx(cc,newParams,vRet,sError);
}

FX_BOOL CJS_PublicMethods::AFTime_FormatEx(IFXJS_Context* cc, const CJS_Parameters& params, CJS_Value& vRet, CFX_WideString& sError)
{
    return AFDate_FormatEx(cc,params,vRet,sError);
}

FX_BOOL CJS_PublicMethods::AFTime_KeystrokeEx(IFXJS_Context* cc, const CJS_Parameters& params, CJS_Value& vRet, CFX_WideString& sError)
{
    return AFDate_KeystrokeEx(cc,params,vRet,sError);
}

//function AFSpecial_Format(psf)
FX_BOOL CJS_PublicMethods::AFSpecial_Format(IFXJS_Context* cc, const CJS_Parameters& params, CJS_Value& vRet, CFX_WideString& sError)
{
    CJS_Context* pContext = (CJS_Context *)cc;
    ASSERT(pContext != NULL);

    if (params.size() != 1)
    {
        sError = JSGetStringFromID(pContext, IDS_STRING_JSPARAMERROR);
        return FALSE;
    }

    std::string cFormat;
    int iIndex = params[0].ToInt();

    CJS_EventHandler* pEvent = pContext->GetEventHandler();
    ASSERT(pEvent != NULL);

    if(!pEvent->m_pValue)
        return FALSE;
    CFX_WideString& Value = pEvent->Value();
    std::string strSrc = CFX_ByteString::FromUnicode(Value).c_str();

    switch (iIndex)
    {
    case 0:
        cFormat = "99999";
        break;
    case 1:
        cFormat = "99999-9999";
        break;
    case 2:
        {
            std::string NumberStr;
            util::printx("9999999999", strSrc,NumberStr);
            if (NumberStr.length() >= 10 )
                cFormat = "(999) 999-9999";
            else
                cFormat = "999-9999";
            break;
        }
    case 3:
        cFormat = "999-99-9999";
        break;
    }

    std::string strDes;
    util::printx(cFormat,strSrc,strDes);
    Value = CFX_WideString::FromLocal(strDes.c_str());
    return TRUE;
}


//function AFSpecial_KeystrokeEx(mask)
FX_BOOL CJS_PublicMethods::AFSpecial_KeystrokeEx(IFXJS_Context* cc, const CJS_Parameters& params, CJS_Value& vRet, CFX_WideString& sError)
{
    CJS_Context* pContext = (CJS_Context *)cc;
    ASSERT(pContext != NULL);
    CJS_EventHandler* pEvent = pContext->GetEventHandler();

    ASSERT(pEvent != NULL);

    if (params.size() < 1)
    {
        sError = JSGetStringFromID(pContext, IDS_STRING_JSPARAMERROR);
        return FALSE;
    }

    if(!pEvent->m_pValue)
        return FALSE;
    CFX_WideString& valEvent = pEvent->Value();

    CFX_WideString wstrMask = params[0].ToCFXWideString();
    if (wstrMask.IsEmpty())
        return TRUE;

    std::wstring wstrValue = valEvent.c_str();

    if (pEvent->WillCommit())
    {
        if (wstrValue.empty())
            return TRUE;
        int iIndexMask = 0;
        for (std::wstring::iterator it = wstrValue.begin(); it != wstrValue.end(); it++)
        {
            wchar_t w_Value = *it;
            if (!maskSatisfied(w_Value,wstrMask[iIndexMask]))
                break;
            iIndexMask++;
        }

        if (iIndexMask != wstrMask.GetLength() || (iIndexMask != wstrValue.size() && wstrMask.GetLength() != 0))
        {
            Alert(pContext, JSGetStringFromID(pContext, IDS_STRING_JSAFNUMBER_KEYSTROKE).c_str());
            pEvent->Rc() = FALSE;
        }
        return TRUE;
    }

    CFX_WideString &wideChange = pEvent->Change();
    std::wstring wChange = wideChange.c_str();
    if (wChange.empty())
        return TRUE;

    int iIndexMask = pEvent->SelStart();

    if (wstrValue.length() - (pEvent->SelEnd()-pEvent->SelStart()) + wChange.length() > (FX_DWORD)wstrMask.GetLength())
    {
        Alert(pContext, JSGetStringFromID(pContext, IDS_STRING_JSPARAM_TOOLONG).c_str());
        pEvent->Rc() = FALSE;
        return TRUE;
    }

    if (iIndexMask >= wstrMask.GetLength() && (!wChange.empty()))
    {
        Alert(pContext, JSGetStringFromID(pContext, IDS_STRING_JSPARAM_TOOLONG).c_str());
        pEvent->Rc() = FALSE;
        return TRUE;
    }

    for (std::wstring::iterator it = wChange.begin(); it != wChange.end(); it++)
    {
        if (iIndexMask >= wstrMask.GetLength())
        {
            Alert(pContext, JSGetStringFromID(pContext, IDS_STRING_JSPARAM_TOOLONG).c_str());
            pEvent->Rc() = FALSE;
            return TRUE;
        }
        wchar_t w_Mask = wstrMask[iIndexMask];
        if (!isReservedMaskChar(w_Mask))
        {
            *it = w_Mask;
        }
        wchar_t w_Change = *it;
        if (!maskSatisfied(w_Change,w_Mask))
        {
            pEvent->Rc() = FALSE;
            return TRUE;
        }
        iIndexMask++;
    }

    wideChange = wChange.c_str();
    return TRUE;
}


//function AFSpecial_Keystroke(psf)
FX_BOOL CJS_PublicMethods::AFSpecial_Keystroke(IFXJS_Context* cc, const CJS_Parameters& params, CJS_Value& vRet, CFX_WideString& sError)
{
    v8::Isolate* isolate = ::GetIsolate(cc);

    CJS_Context* pContext = (CJS_Context *)cc;
    ASSERT(pContext != NULL);
    CJS_EventHandler* pEvent = pContext->GetEventHandler();
    ASSERT(pEvent != NULL);

    if (params.size() != 1)
    {
        sError = JSGetStringFromID(pContext, IDS_STRING_JSPARAMERROR);
        return FALSE;
    }

    std::string cFormat;
    int iIndex = params[0].ToInt();

    if(!pEvent->m_pValue)
        return FALSE;
    //CJS_Value val = pEvent->Value();
    CFX_WideString& val = pEvent->Value();
    std::string strSrc = CFX_ByteString::FromUnicode(val).c_str();
    std::wstring wstrChange = pEvent->Change().c_str();

    switch (iIndex)
    {
    case 0:
        cFormat = "99999";
        break;
    case 1:
        //cFormat = "99999-9999";
        cFormat = "999999999";
        break;
    case 2:
        {
            std::string NumberStr;
            util::printx("9999999999", strSrc,NumberStr);
            if (strSrc.length() + wstrChange.length() > 7 )
                //cFormat = "(999) 999-9999";
                cFormat = "9999999999";
            else
                //cFormat = "999-9999";
                cFormat = "9999999";
            break;
        }
    case 3:
        //cFormat = "999-99-9999";
        cFormat = "999999999";
        break;
    }

    CJS_Parameters params2;
    CJS_Value vMask(isolate, cFormat.c_str());
    params2.push_back(vMask);

    return AFSpecial_KeystrokeEx(cc,params2,vRet,sError);
}

FX_BOOL CJS_PublicMethods::AFMergeChange(IFXJS_Context* cc, const CJS_Parameters& params, CJS_Value& vRet, CFX_WideString& sError)
{
    CJS_Context* pContext = (CJS_Context *)cc;
    ASSERT(pContext != NULL);
    CJS_EventHandler* pEventHandler = pContext->GetEventHandler();
    ASSERT(pEventHandler != NULL);

    if (params.size() != 1)
    {
        sError = JSGetStringFromID(pContext, IDS_STRING_JSPARAMERROR);
        return FALSE;
    }

    CFX_WideString swValue;
    if (pEventHandler->m_pValue != NULL)
        swValue = pEventHandler->Value();

    if (pEventHandler->WillCommit())
    {
        vRet = swValue.c_str();
        return TRUE;
    }

    CFX_WideString prefix,postfix;

    if (pEventHandler->SelStart() >= 0)
        prefix = swValue.Mid(0,pEventHandler->SelStart());
    else
        prefix = L"";


    if (pEventHandler->SelEnd() >= 0 && pEventHandler->SelEnd() <= swValue.GetLength())
        postfix = swValue.Mid(pEventHandler->SelEnd(), swValue.GetLength() - pEventHandler->SelEnd());
    else postfix = L"";

    vRet = (prefix + pEventHandler->Change() + postfix).c_str();

    return TRUE;
}

FX_BOOL CJS_PublicMethods::AFParseDateEx(IFXJS_Context* cc, const CJS_Parameters& params, CJS_Value& vRet, CFX_WideString& sError)
{
    CJS_Context* pContext = (CJS_Context *)cc;
    ASSERT(pContext != NULL);

    if (params.size() != 2)
    {
        sError = JSGetStringFromID(pContext, IDS_STRING_JSPARAMERROR);
        return FALSE;
    }

    CFX_WideString sValue = params[0].ToCFXWideString();
    CFX_WideString sFormat = params[1].ToCFXWideString();

    FX_BOOL bWrongFormat = FALSE;
    double dDate = MakeRegularDate(sValue,sFormat,bWrongFormat);

    if (JS_PortIsNan(dDate))
    {
        CFX_WideString swMsg;
        swMsg.Format(JSGetStringFromID(pContext, IDS_STRING_JSPARSEDATE).c_str(), sFormat.c_str());
        Alert((CJS_Context *)cc, swMsg.c_str());
        return FALSE;
    }

    vRet = dDate;
    return TRUE;
}

FX_BOOL CJS_PublicMethods::AFSimple(IFXJS_Context* cc, const CJS_Parameters& params, CJS_Value& vRet, CFX_WideString& sError)
{
    if (params.size() != 3)
    {
        CJS_Context* pContext = (CJS_Context *)cc;
        ASSERT(pContext != NULL);

        sError = JSGetStringFromID(pContext, IDS_STRING_JSPARAMERROR);
        return FALSE;
    }

    vRet = (double)AF_Simple(params[0].ToCFXWideString().c_str(), params[1].ToDouble(), params[2].ToDouble());
    return TRUE;
}

FX_BOOL CJS_PublicMethods::AFMakeNumber(IFXJS_Context* cc, const CJS_Parameters& params, CJS_Value& vRet, CFX_WideString& sError)
{
    if (params.size() != 1)
    {
        CJS_Context* pContext = (CJS_Context *)cc;
        ASSERT(pContext != NULL);

        sError = JSGetStringFromID(pContext, IDS_STRING_JSPARAMERROR);
        return FALSE;
    }
    vRet = ParseStringToNumber(params[0].ToCFXWideString().c_str());
    return TRUE;
}

FX_BOOL CJS_PublicMethods::AFSimple_Calculate(IFXJS_Context* cc, const CJS_Parameters& params, CJS_Value& vRet, CFX_WideString& sError)
{
    v8::Isolate* isolate = ::GetIsolate(cc);

    CJS_Context* pContext = (CJS_Context *)cc;
    ASSERT(pContext != NULL);

    if (params.size() != 2)
    {
        sError = JSGetStringFromID(pContext, IDS_STRING_JSPARAMERROR);
        return FALSE;
    }

    CJS_Value params1 = params[1];

    if (!params1.IsArrayObject() && params1.GetType() != VT_string)
    {
        sError = JSGetStringFromID(pContext, IDS_STRING_JSPARAMERROR);
        return FALSE;
    }

    CPDFSDK_Document* pReaderDoc = pContext->GetReaderDocument();
    ASSERT(pReaderDoc != NULL);

    CPDFSDK_InterForm* pReaderInterForm = pReaderDoc->GetInterForm();
    ASSERT(pReaderInterForm != NULL);

    CPDF_InterForm* pInterForm = pReaderInterForm->GetInterForm();
    ASSERT(pInterForm != NULL);

    double dValue;
    CFX_WideString sFunction = params[0].ToCFXWideString();
    if (wcscmp(sFunction.c_str(), L"PRD") == 0)
        dValue = 1.0;
    else
        dValue = 0.0;

    CJS_Array FieldNameArray = AF_MakeArrayFromList(isolate,params1);

    int nFieldsCount = 0;

    for (int i=0,isz=FieldNameArray.GetLength(); i<isz; i++)
    {
        CJS_Value jsValue(isolate);
        FieldNameArray.GetElement(i,jsValue);
        CFX_WideString wsFieldName = jsValue.ToCFXWideString();

        for (int j=0,jsz=pInterForm->CountFields(wsFieldName); j<jsz; j++)
        {
            if (CPDF_FormField* pFormField = pInterForm->GetField(j, wsFieldName))
            {
                double dTemp = 0.0;

                switch (pFormField->GetFieldType())
                {
                case FIELDTYPE_TEXTFIELD:
                case FIELDTYPE_COMBOBOX:
                    {
                        dTemp = ParseStringToNumber(pFormField->GetValue().c_str());
                        break;
                    }
                case FIELDTYPE_PUSHBUTTON:
                    {
                        dTemp = 0.0;
                        break;
                    }
                case FIELDTYPE_CHECKBOX:
                case FIELDTYPE_RADIOBUTTON:
                    {
                        dTemp = 0.0;
                        for (int c=0,csz=pFormField->CountControls(); c<csz; c++)
                        {
                            if (CPDF_FormControl* pFormCtrl = pFormField->GetControl(c))
                            {
                                if (pFormCtrl->IsChecked())
                                {
                                    dTemp += ParseStringToNumber(pFormCtrl->GetExportValue().c_str());
                                    break;
                                }
                                else
                                    continue;
                            }
                        }
                        break;
                    }
                case FIELDTYPE_LISTBOX:
                    {
                        dTemp = 0.0;
                        if (pFormField->CountSelectedItems() > 1)
                            break;
                        else
                        {
                            dTemp = ParseStringToNumber(pFormField->GetValue().c_str());
                            break;
                        }
                    }
                default:
                    break;
                }

                if (i == 0 && j == 0 && (wcscmp(sFunction.c_str(), L"MIN") == 0 || wcscmp(sFunction.c_str(), L"MAX") == 0))
                    dValue = dTemp;

                dValue = AF_Simple(sFunction.c_str(), dValue, dTemp);

                nFieldsCount++;
            }
        }
    }

    if (wcscmp(sFunction.c_str(), L"AVG") == 0 && nFieldsCount > 0)
        dValue /= nFieldsCount;

    dValue = (double)floor(dValue * FXSYS_pow((double)10,(double)6) + 0.49) / FXSYS_pow((double)10,(double)6);
    CJS_Value jsValue(isolate,dValue);
    if((CJS_EventHandler*)pContext->GetEventHandler()->m_pValue)
        ((CJS_EventHandler*)pContext->GetEventHandler())->Value() = jsValue.ToCFXWideString();

    return TRUE;
}

/* This function validates the current event to ensure that its value is
** within the specified range. */

FX_BOOL CJS_PublicMethods::AFRange_Validate(IFXJS_Context* cc, const CJS_Parameters& params, CJS_Value& vRet, CFX_WideString& sError)
{
    CJS_Context* pContext = (CJS_Context *)cc;
    ASSERT(pContext != NULL);
    CJS_EventHandler* pEvent = pContext->GetEventHandler();
    ASSERT(pEvent != NULL);

    if (params.size() != 4)
    {
        sError = JSGetStringFromID(pContext, IDS_STRING_JSPARAMERROR);
        return FALSE;
    }

    if(!pEvent->m_pValue)
        return FALSE;
    if (pEvent->Value().IsEmpty() )
        return TRUE;
    double dEentValue = atof(CFX_ByteString::FromUnicode(pEvent->Value()));
    FX_BOOL bGreaterThan = params[0].ToBool();
    double dGreaterThan = params[1].ToDouble();
    FX_BOOL bLessThan = params[2].ToBool();
    double dLessThan = params[3].ToDouble();
    CFX_WideString swMsg;

    if (bGreaterThan && bLessThan)
    {
        if (dEentValue < dGreaterThan || dEentValue > dLessThan)
            swMsg.Format(JSGetStringFromID(pContext, IDS_STRING_JSRANGE1).c_str(),
                         params[1].ToCFXWideString().c_str(),
                         params[3].ToCFXWideString().c_str());
    }
    else if (bGreaterThan)
    {
        if (dEentValue < dGreaterThan)
            swMsg.Format(JSGetStringFromID(pContext, IDS_STRING_JSRANGE2).c_str(),
                         params[1].ToCFXWideString().c_str());
    }
    else if (bLessThan)
    {
        if (dEentValue > dLessThan)
            swMsg.Format(JSGetStringFromID(pContext, IDS_STRING_JSRANGE3).c_str(),
                         params[3].ToCFXWideString().c_str());
    }

    if (!swMsg.IsEmpty())
    {
        Alert(pContext, swMsg.c_str());
        pEvent->Rc() = FALSE;
    }
    return TRUE;
}

FX_BOOL CJS_PublicMethods::AFExtractNums(IFXJS_Context* cc, const CJS_Parameters& params, CJS_Value& vRet, CFX_WideString& sError)
{
    v8::Isolate* isolate = ::GetIsolate(cc);
    CJS_Context* pContext = (CJS_Context*)cc;
    ASSERT(pContext != NULL);

    if (params.size() != 1)
    {
        sError = JSGetStringFromID(pContext, IDS_STRING_JSPARAMERROR);
        return FALSE;
    }

    CJS_Array nums(isolate);

    CFX_WideString str = params[0].ToCFXWideString();
    CFX_WideString sPart;

    if (str.GetAt(0) == L'.' || str.GetAt(0) == L',')
        str = L"0" + str;

    int nIndex = 0;
    for (int i=0, sz=str.GetLength(); i<sz; i++)
    {
        FX_WCHAR wc = str.GetAt(i);
        if (IsDigit((wchar_t)wc))
        {
            sPart += wc;
        }
        else
        {
            if (sPart.GetLength() > 0)
            {
                nums.SetElement(nIndex,CJS_Value(isolate,sPart.c_str()));
                sPart = L"";
                nIndex ++;
            }
        }
    }

    if (sPart.GetLength() > 0)
    {
        nums.SetElement(nIndex,CJS_Value(isolate,sPart.c_str()));
    }

    if (nums.GetLength() > 0)
        vRet = nums;
    else
        vRet.SetNull();

    return TRUE;
}