fpdfsdk/src/fpdfxfa/fpdfxfa_app.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 "../../../public/fpdf_formfill.h"
#include "../../include/fsdk_define.h"
#include "../../include/fsdk_mgr.h"
#include "../../include/fpdfxfa/fpdfxfa_doc.h"
#include "../../include/fpdfxfa/fpdfxfa_util.h"
#include "../../include/jsapi/fxjs_v8.h"
#include "../../include/javascript/IJavaScript.h"
#include "../../include/fpdfxfa/fpdfxfa_app.h"

CPDFXFA_App* CPDFXFA_App::g_pApp = NULL;

CPDFXFA_App* CPDFXFA_App::GetInstance()
{
    if (!g_pApp) {
        g_pApp = FX_NEW CPDFXFA_App();
    }
    return g_pApp;
}

void CPDFXFA_App::ReleaseInstance()
{
    delete g_pApp;
    g_pApp = NULL;
}

CJS_RuntimeFactory* g_GetJSRuntimeFactory()
{
    static CJS_RuntimeFactory g_JSRuntimeFactory;
    return &g_JSRuntimeFactory;
}

CPDFXFA_App::CPDFXFA_App() :
    m_bInitRuntime(FALSE),
    m_pXFAApp(NULL),
    m_pFontMgr(NULL),
    m_hJSERuntime(NULL),
    m_csAppType(JS_STR_VIEWERTYPE_STANDARD)
{
    m_pJSRuntimeFactory = g_GetJSRuntimeFactory();
    m_pJSRuntimeFactory->AddRef();
    m_pEnvList.RemoveAll();
}

CPDFXFA_App::~CPDFXFA_App()
{
    delete m_pFontMgr;
    m_pFontMgr = NULL;

    delete m_pXFAApp;
    m_pXFAApp = NULL;

    m_pJSRuntimeFactory->Release();
    FXJSE_Runtime_Release(m_hJSERuntime);
    m_hJSERuntime = NULL;

    FXJSE_Finalize();
    BC_Library_Destory();
}

FX_BOOL CPDFXFA_App::Initialize()
{
    BC_Library_Init();
    FXJSE_Initialize();

    m_hJSERuntime = FXJSE_Runtime_Create();
    if (!m_hJSERuntime)
        return FALSE;

    m_pXFAApp = IXFA_App::Create(this);
    if (!m_pXFAApp)
        return FALSE;

    m_pFontMgr = IXFA_FontMgr::CreateDefault();
    if (!m_pFontMgr)
        return FALSE;

    m_pXFAApp->SetDefaultFontMgr(m_pFontMgr);
    return TRUE;
}

FX_BOOL CPDFXFA_App::InitRuntime(FX_BOOL bReset) {
    if (bReset) {
        m_bInitRuntime = FALSE;
        return TRUE;
    }
    if (m_bInitRuntime) {
        return TRUE;
    }
    m_bInitRuntime = TRUE;
    return FALSE;
}

FX_BOOL CPDFXFA_App::AddFormFillEnv(CPDFDoc_Environment* pEnv)
{
    if (!pEnv) return FALSE;

    m_pEnvList.Add(pEnv);
    return TRUE;
}

FX_BOOL CPDFXFA_App::RemoveFormFillEnv(CPDFDoc_Environment* pEnv)
{
    if (!pEnv) return FALSE;

    int nFind = m_pEnvList.Find(pEnv);
    if (nFind != -1) {
        m_pEnvList.RemoveAt(nFind);
        return TRUE;
    }

    return FALSE;
}
void CPDFXFA_App::ReleaseRuntime()
{
    v8::Global<v8::Context> context;
    JS_ReleaseRuntime((IJS_Runtime*)m_hJSERuntime, context);
}

void CPDFXFA_App::GetAppType(CFX_WideString &wsAppType)
{
    wsAppType = m_csAppType;
}

void CPDFXFA_App::GetAppName(CFX_WideString& wsName)
{
    CPDFDoc_Environment* pEnv = m_pEnvList.GetAt(0);
    if (pEnv)
    {
        wsName = pEnv->FFI_GetAppName();
    }
}

void CPDFXFA_App::SetAppType(FX_WSTR wsAppType)
{
    m_csAppType = wsAppType;
}

void CPDFXFA_App::GetLanguage(CFX_WideString &wsLanguage)
{
    CPDFDoc_Environment* pEnv = m_pEnvList.GetAt(0);
    if (pEnv)
    {
        wsLanguage = pEnv->FFI_GetLanguage();
    }
}

void CPDFXFA_App::GetPlatform(CFX_WideString &wsPlatform)
{
    CPDFDoc_Environment* pEnv = m_pEnvList.GetAt(0);
    if (pEnv)
    {
        wsPlatform = pEnv->FFI_GetPlatform();
    }
}

void CPDFXFA_App::GetVariation(CFX_WideString &wsVariation)
{
    wsVariation = JS_STR_VIEWERVARIATION;
}

void CPDFXFA_App::GetVersion(CFX_WideString &wsVersion)
{
    wsVersion = JS_STR_VIEWERVERSION_XFA;
}

void CPDFXFA_App::Beep(FX_DWORD dwType)
{
    CPDFDoc_Environment* pEnv = m_pEnvList.GetAt(0);
    if (pEnv)
    {
        pEnv->JS_appBeep(dwType);
    }
}

FX_INT32 CPDFXFA_App::MsgBox(FX_WSTR wsMessage, FX_WSTR wsTitle, FX_DWORD dwIconType, FX_DWORD dwButtonType)
{
    CPDFDoc_Environment* pEnv = m_pEnvList.GetAt(0);
    if (!pEnv)
        return -1;

    FX_DWORD iconType = 0;
    int iButtonType = 0;
    switch (dwIconType)
    {
    case XFA_MBICON_Error:
        iconType |= 0;
        break;
    case XFA_MBICON_Warning:
        iconType |= 1;
        break;
    case XFA_MBICON_Question:
        iconType |= 2;
        break;
    case XFA_MBICON_Status:
        iconType |= 3;
        break;
    }
    switch (dwButtonType)
    {
    case  XFA_MB_OK:
        iButtonType |= 0;
        break;
    case XFA_MB_OKCancel:
        iButtonType |= 1;
        break;
    case XFA_MB_YesNo:
        iButtonType |= 2;
        break;
    case XFA_MB_YesNoCancel:
        iButtonType |= 3;
        break;
    }
    FX_INT32 iRet = pEnv->JS_appAlert(wsMessage.GetPtr(), wsTitle.GetPtr(), iButtonType, iconType);
    switch (iRet)
    {
    case 1:
        return XFA_IDOK;
    case 2:
        return XFA_IDCancel;
    case 3:
        return XFA_IDNo;
    case 4:
        return XFA_IDYes;
    }
    return XFA_IDYes;
}

void CPDFXFA_App::Response(CFX_WideString &wsAnswer, FX_WSTR wsQuestion, FX_WSTR wsTitle, FX_WSTR wsDefaultAnswer, FX_BOOL bMark)
{
    CPDFDoc_Environment* pEnv = m_pEnvList.GetAt(0);
    if (pEnv)
    {
        int nLength = 2048;
        char* pBuff = new char[nLength];
        nLength = pEnv->JS_appResponse(wsQuestion.GetPtr(), wsTitle.GetPtr(), wsDefaultAnswer.GetPtr(), NULL, bMark, pBuff, nLength);
        if(nLength > 0)
        {
            nLength = nLength>2046?2046:nLength;
            pBuff[nLength] = 0;
            pBuff[nLength+1] = 0;
            wsAnswer = CFX_WideString::FromUTF16LE((unsigned short*)pBuff, nLength);
        }
        delete[] pBuff;
    }
}

FX_INT32 CPDFXFA_App::GetCurDocumentInBatch()
{
    CPDFDoc_Environment* pEnv = m_pEnvList.GetAt(0);
    if (pEnv)
    {
        return pEnv->FFI_GetCurDocument();
    }
    return 0;
}

FX_INT32 CPDFXFA_App::GetDocumentCountInBatch()
{
    CPDFDoc_Environment* pEnv = m_pEnvList.GetAt(0);
    if (pEnv)
    {
        return pEnv->FFI_GetDocumentCount();
    }

    return 0;
}

IFX_FileRead* CPDFXFA_App::DownloadURL(FX_WSTR wsURL)
{
    CPDFDoc_Environment* pEnv = m_pEnvList.GetAt(0);
    if (pEnv)
    {
        return pEnv->FFI_DownloadFromURL(wsURL.GetPtr());
    }
    return NULL;
}

FX_BOOL CPDFXFA_App::PostRequestURL(FX_WSTR wsURL, FX_WSTR wsData, FX_WSTR wsContentType,
                                            FX_WSTR wsEncode, FX_WSTR wsHeader, CFX_WideString &wsResponse)
{
    CPDFDoc_Environment* pEnv = m_pEnvList.GetAt(0);
    if (pEnv)
    {
        wsResponse = pEnv->FFI_PostRequestURL(wsURL.GetPtr(), wsData.GetPtr(), wsContentType.GetPtr(), wsEncode.GetPtr(), wsHeader.GetPtr());
        return TRUE;
    }
    return FALSE;
}

FX_BOOL CPDFXFA_App::PutRequestURL(FX_WSTR wsURL, FX_WSTR wsData, FX_WSTR wsEncode)
{
    CPDFDoc_Environment* pEnv = m_pEnvList.GetAt(0);
    if (pEnv)
    {
        return pEnv->FFI_PutRequestURL(wsURL.GetPtr(), wsData.GetPtr(), wsEncode.GetPtr());
    }
    return FALSE;
}

void CPDFXFA_App::LoadString(FX_INT32 iStringID, CFX_WideString &wsString)
{
    switch (iStringID)
    {
    case XFA_IDS_ValidateFailed:
        wsString = L"%s validate failed";
        return;
    case XFA_IDS_CalcOverride:
        wsString = L"Calculate Override";
        return;
    case XFA_IDS_ModifyField:
        wsString = L"Are you sure you want to modify this field?";
        return;
    case XFA_IDS_NotModifyField:
        wsString = L"You are not allowed to modify this field.";
        return;
    case XFA_IDS_AppName:
        wsString = L"Foxit";
        return;
    case XFA_IDS_ImageFilter:
        wsString = L"Image Files(*.bmp;*.jpg;*.png;*.gif;*.tif)|*.bmp;*.jpg;*.png;*.gif;*.tif|All Files(*.*)|*.*||";
        return;
    case XFA_IDS_UNKNOW_CATCHED:
        wsString = L"unknown error is catched!";
        return;
    case XFA_IDS_Unable_TO_SET:
        wsString = L"Unable to set ";
        return;
    case XFA_IDS_VALUE_EXCALMATORY:
        wsString = L" value!";
        return;
    case XFA_IDS_INVALID_ENUM_VALUE:
        wsString = L"Invalid enumerated value: ";
        return;
    case XFA_IDS_UNSUPPORT_METHOD:
        wsString = L"unsupport %s method.";
        return;
    case XFA_IDS_UNSUPPORT_PROP:
        wsString = L"unsupport %s property.";
        return;
    case XFA_IDS_INVAlID_PROP_SET:
        wsString = L"Invalid property set operation;";
        return;
    case XFA_IDS_NOT_DEFAUL_VALUE:
        wsString = L" doesn't have a default property";
        return;
    case XFA_IDS_UNABLE_SET_LANGUAGE:
        wsString = L"Unable to set language value!";
        return;
    case XFA_IDS_UNABLE_SET_NUMPAGES:
        wsString = L"Unable to set numPages value!";
        return;
    case XFA_IDS_UNABLE_SET_PLATFORM:
        wsString = L"Unable to set platform value!";
        return;
    case XFA_IDS_UNABLE_SET_VALIDATIONENABLE:
        wsString = L"Unable to set validationsEnabled value!";
        return;
    case XFA_IDS_UNABLE_SET_VARIATION:
        wsString = L"Unable to set variation value!";
        return;
    case XFA_IDS_UNABLE_SET_VERSION:
        wsString = L"Unable to set version value!";
        return;
    case XFA_IDS_UNABLE_SET_READY:
        wsString = L"Unable to set ready value!";
        return;
    case XFA_IDS_NUMBER_OF_OCCUR:
        wsString = L"The element [%s] has violated its allowable number of occurrences";
        return;
    case XFA_IDS_UNABLE_SET_CLASS_NAME:
        wsString = L"Unable to set className value!";
        return;
    case XFA_IDS_UNABLE_SET_LENGTH_VALUE:
        wsString = L"Unable to set length value!";
        return;
    case XFA_IDS_UNSUPPORT_CHAR:
        wsString = L"unsupported char '%c'";
        return;
    case XFA_IDS_BAD_SUFFIX:
        wsString = L"bad suffix on number";
        return;
    case XFA_IDS_EXPECTED_IDENT:
        wsString = L"expected identifier instead of '%s'";
        return;
    case XFA_IDS_EXPECTED_STRING:
        wsString = L"expected '%s' instead of '%s'";
        return;
    case XFA_IDS_INVALIDATE_CHAR:
        wsString = L"invalidate char '%c'";
        return;
    case XFA_IDS_REDEFINITION:
        wsString = L"'%s' redefinition ";
        return;
    case XFA_IDS_INVALIDATE_TOKEN:
        wsString = L"invalidate token '%s'";
        return;
    case XFA_IDS_INVALIDATE_EXPRESSION:
        wsString = L"invalidate expression '%s'";
        return;
    case XFA_IDS_UNDEFINE_IDENTIFIER:
        wsString = L"undefined identifier '%s'";
        return;
    case XFA_IDS_INVALIDATE_LEFTVALUE:
        wsString = L"invalidate left-value '%s'";
        return;
    case XFA_IDS_COMPILER_ERROR:
        wsString = L"compiler error";
        return;
    case XFA_IDS_CANNOT_MODIFY_VALUE:
        wsString = L"can't modify the '%s' value";
        return;
    case XFA_IDS_ERROR_PARAMETERS:
        wsString = L"function '%s' has not %d parameters";
        return;
    case XFA_IDS_EXPECT_ENDIF:
        wsString = L"expected 'endif' instead of '%s'";
        return;
    case XFA_IDS_UNEXPECTED_EXPRESSION:
        wsString = L"unexpected expression '%s'";
        return;
    case XFA_IDS_CONDITION_IS_NULL:
        wsString = L"condition is null";
        return;
    case XFA_IDS_ILLEGALBREAK:
        wsString = L"illegal break";
        return;
    case XFA_IDS_ILLEGALCONTINUE:
        wsString = L"illegal continue";
        return;
    case XFA_IDS_EXPECTED_OPERATOR:
        wsString = L"expected operator '%s' instead of '%s'";
        return;
    case XFA_IDS_DIVIDE_ZERO:
        wsString = L"divide by zero";
        return;
    case XFA_IDS_CANNOT_COVERT_OBJECT:
        wsString = L"%s.%s can not covert to object";
        return;
    case XFA_IDS_NOT_FOUND_CONTAINER:
        wsString = L"can not found container '%s'";
        return;
    case XFA_IDS_NOT_FOUND_PROPERTY:
        wsString = L"can not found property '%s'";
        return;
    case XFA_IDS_NOT_FOUND_METHOD:
        wsString = L"can not found method '%s'";
        return;
    case XFA_IDS_NOT_FOUND_CONST:
        wsString = L"can not found const '%s'";
        return;
    case XFA_IDS_NOT_ASSIGN_OBJECT:
        wsString = L"can not direct assign value to object";
        return;
    case XFA_IDS_IVALIDATE_INSTRUCTION:
        wsString = L"invalidate instruction";
        return;
    case XFA_IDS_EXPECT_NUMBER:
        wsString = L"expected number instead of '%s'";
        return;
    case XFA_IDS_VALIDATE_OUT_ARRAY:
        wsString = L"validate access index '%s' out of array";
        return;
    case XFA_IDS_CANNOT_ASSIGN_IDENT:
        wsString = L"can not assign to %s";
        return;
    case XFA_IDS_NOT_FOUNT_FUNCTION:
        wsString = L"can not found '%s' function";
        return;
    case XFA_IDS_NOT_ARRAY:
        wsString = L"'%s' doesn't an array";
        return;
    case XFA_IDS_OUT_ARRAY:
        wsString = L"out of range of '%s' array";
        return;
    case XFA_IDS_NOT_SUPPORT_CALC:
        wsString = L"'%s' operator can not support array calculate";
        return;
    case XFA_IDS_ARGUMENT_NOT_ARRAY:
        wsString = L"'%s' function's %d argument can not be array";
        return;
    case XFA_IDS_ARGUMENT_EXPECT_CONTAINER:
        wsString = L"'%s' argument expected a container";
        return;
    case XFA_IDS_ACCESS_PROPERTY_IN_NOT_OBJECT:
        wsString = L"an attempt was made to reference property '%s' of a non-object in SOM expression %s";
        return;
    case XFA_IDS_FUNCTION_IS_BUILDIN:
        wsString = L"function '%s' is buildin";
        return;
    case XFA_IDS_ERROR_MSG:
        wsString = L"%s : %s";
        return;
    case XFA_IDS_INDEX_OUT_OF_BOUNDS:
        wsString = L"Index value is out of bounds";
        return;
    case XFA_IDS_INCORRECT_NUMBER_OF_METHOD:
        wsString = L"Incorrect number of parameters calling method '%s'";
        return;
    case XFA_IDS_ARGUMENT_MISMATCH:
        wsString = L"Argument mismatch in property or function argument";
        return;
    case XFA_IDS_INVALID_ENUMERATE:
        wsString = L"Invalid enumerated value: %s";
        return;
    case XFA_IDS_INVALID_APPEND:
        wsString = L"Invalid append operation: %s cannot have a child element of %s";
        return;
    case XFA_IDS_SOM_EXPECTED_LIST:
        wsString = L"SOM expression returned list when single result was expected";
        return;
    case XFA_IDS_NOT_HAVE_PROPERTY:
        wsString = L"'%s' doesn't have property '%s'";
        return;
    case XFA_IDS_INVALID_NODE_TYPE:
        wsString = L"Invalid node type : '%s'";
        return;
    case XFA_IDS_VIOLATE_BOUNDARY:
        wsString = L"The element [%s] has violated its allowable number of occurrences";
        return;
    case XFA_IDS_SERVER_DENY:
        wsString = L"Server does not permit";
        return;
    case XFA_IDS_ValidateLimit:
        wsString = FX_WSTRC(L"Message limit exceeded. Remaining %d validation errors not reported.");
        return;
    case XFA_IDS_ValidateNullWarning:
        wsString = FX_WSTRC(L"%s cannot be left blank. To ignore validations for %s, click Ignore.");
        return;
    case XFA_IDS_ValidateNullError:
        wsString = FX_WSTRC(L"%s cannot be left blank.");
        return;
    case XFA_IDS_ValidateWarning:
        wsString = FX_WSTRC(L"The value you entered for %s is invalid. To ignore validations for %s, click Ignore.");
        return;
    case XFA_IDS_ValidateError:
        wsString = FX_WSTRC(L"The value you entered for %s is invalid.");
        return;
    }

}

FX_BOOL CPDFXFA_App::ShowFileDialog(FX_WSTR wsTitle, FX_WSTR wsFilter, CFX_WideStringArray &wsPathArr, FX_BOOL bOpen)
{
    return FALSE;
}

IFWL_AdapterTimerMgr* CPDFXFA_App::GetTimerMgr()
{
    CXFA_FWLAdapterTimerMgr* pAdapter = NULL;
    CPDFDoc_Environment* pEnv = m_pEnvList.GetAt(0);
    if (pEnv)
        pAdapter = FX_NEW CXFA_FWLAdapterTimerMgr(pEnv);
    return pAdapter;
}