Files
core/DoctRenderer/NativeControl.h
Oleg.Korshul 8fb22d6e24 (1.0.0.14) новый формат изменений (word/powerpoint)
git-svn-id: svn://fileserver/activex/AVS/Sources/TeamlabOffice/trunk/ServerComponents@59582 954022d7-b5bf-4e40-9824-e11837661b57
2016-05-20 23:33:19 +03:00

1044 lines
25 KiB
C++
Raw Blame History

#pragma once
#include "stdafx.h"
#include "DocRenderer.h"
// string convert
static CString to_cstring(v8::Local<v8::Value> v)
{
v8::String::Value data(v);
const WCHAR* p = (WCHAR*)*data;
if (NULL == p)
return _T("");
return CString(p);
}
static CStringA to_cstringA(v8::Local<v8::Value> v)
{
v8::String::Utf8Value data(v);
const char* p = (char*)*data;
if (NULL == p)
return "";
return CStringA(p);
}
class CNativeControl
{
private:
CString m_strFilePath;
CString m_strFileId;
public:
CAtlArray<CString>* m_pChanges;
CString m_strFontsDirectory;
CString m_strImagesDirectory;
CString m_strEditorType;
int m_nCurrentChangesNumber;
int m_nMaxChangesNumber;
BYTE* m_pSaveBinary;
int m_nSaveLen;
int m_nSaveBinaryLen;
CStringA m_sHeader;
public:
CMemoryStream* m_pStream;
CNativeControl()
{
m_pStream = NULL;
m_pChanges = NULL;
m_nCurrentChangesNumber = -1;
m_nMaxChangesNumber = -1;
m_pSaveBinary = NULL;
m_nSaveLen = 0;
m_nSaveBinaryLen = 0;
}
~CNativeControl()
{
RELEASEOBJECT(m_pStream);
m_pChanges = NULL;
RELEASEARRAYOBJECTS(m_pSaveBinary);
m_nSaveLen = 0;
}
public:
void Save_Alloc(int nLen)
{
m_nSaveLen = nLen;
m_pSaveBinary = new BYTE[m_nSaveLen];
memset(m_pSaveBinary, 0xFF, m_nSaveLen);
}
void Save_ReAlloc(int pos, int len)
{
BYTE* pOld = m_pSaveBinary;
m_nSaveLen = len;
m_pSaveBinary = new BYTE[m_nSaveLen];
memcpy(m_pSaveBinary, pOld, pos);
RELEASEARRAYOBJECTS(pOld);
}
void Save_End(CStringA sHeader, int len)
{
m_sHeader = sHeader;
m_nSaveBinaryLen = len;
}
void Save_Destroy()
{
RELEASEARRAYOBJECTS(m_pSaveBinary);
m_nSaveLen = 0;
m_nSaveBinaryLen = 0;
}
public:
void getFileData(CString& strFile, BYTE*& pData, DWORD& dwLen)
{
CFile oFile;
oFile.OpenFile(strFile);
dwLen = (DWORD)oFile.GetFileSize();
pData = (BYTE*)malloc((size_t)dwLen);
oFile.ReadFile(pData, dwLen);
}
void SetFilePath(const CString& strPath)
{
m_strFilePath = strPath;
}
CString GetFilePath()
{
return m_strFilePath;
}
void SetFileId(const CString& strId)
{
m_strFileId = strId;
}
CString GetFileId()
{
return m_strFileId;
}
void ConsoleLog(CString& strVal)
{
#if 0
FILE* f = fopen("C:\\log.txt", "a+");
fprintf(f, (CStringA)strVal);
fprintf(f, "\n");
fclose(f);
#endif
}
};
// wrap_methods -------------
CNativeControl* unwrap_nativeobject(v8::Handle<v8::Object> obj)
{
v8::Handle<v8::External> field = v8::Handle<v8::External>::Cast(obj->GetInternalField(0));
return static_cast<CNativeControl*>(field->Value());
}
void _GetFilePath(const v8::FunctionCallbackInfo<v8::Value>& args)
{
CNativeControl* pNative = unwrap_nativeobject(args.This());
args.GetReturnValue().Set(v8::String::NewFromTwoByte(v8::Isolate::GetCurrent(), (uint16_t*)pNative->GetFilePath().GetBuffer()));
}
void _SetFilePath(const v8::FunctionCallbackInfo<v8::Value>& args)
{
args.GetReturnValue().Set(v8::Undefined(v8::Isolate::GetCurrent()));
if (args.Length() < 1)
return;
CNativeControl* pNative = unwrap_nativeobject(args.This());
pNative->SetFilePath(to_cstring(args[0]));
}
void _GetFontsDirectory(const v8::FunctionCallbackInfo<v8::Value>& args)
{
CNativeControl* pNative = unwrap_nativeobject(args.This());
args.GetReturnValue().Set(v8::String::NewFromTwoByte(v8::Isolate::GetCurrent(), (uint16_t*)pNative->m_strFontsDirectory.GetBuffer()));
}
void _GetEditorType(const v8::FunctionCallbackInfo<v8::Value>& args)
{
CNativeControl* pNative = unwrap_nativeobject(args.This());
args.GetReturnValue().Set(v8::String::NewFromTwoByte(v8::Isolate::GetCurrent(), (uint16_t*)pNative->m_strEditorType.GetBuffer()));
}
void _GetChangesCount(const v8::FunctionCallbackInfo<v8::Value>& args)
{
CNativeControl* pNative = unwrap_nativeobject(args.This());
int nCount = 0;
if (pNative->m_pChanges != NULL)
nCount = (int)pNative->m_pChanges->GetCount();
args.GetReturnValue().Set(v8::Integer::New(v8::Isolate::GetCurrent(), nCount));
}
void _GetChangesFile(const v8::FunctionCallbackInfo<v8::Value>& args)
{
CNativeControl* pNative = unwrap_nativeobject(args.This());
if (args.Length() < 1)
args.GetReturnValue().Set(v8::Undefined(v8::Isolate::GetCurrent()));
v8::Local<v8::Int32> intValue = args[0]->ToInt32();
int nIndex = (int)intValue->Value();
CString strFile = _T("");
if (pNative->m_pChanges != NULL)
strFile = pNative->m_pChanges->GetAt((size_t)nIndex);
args.GetReturnValue().Set(v8::String::NewFromTwoByte(v8::Isolate::GetCurrent(), (uint16_t*)strFile.GetBuffer()));
}
void _GetFileId(const v8::FunctionCallbackInfo<v8::Value>& args)
{
CNativeControl* pNative = unwrap_nativeobject(args.This());
args.GetReturnValue().Set(v8::String::NewFromTwoByte(v8::Isolate::GetCurrent(), (uint16_t*)pNative->GetFileId().GetBuffer()));
}
void _SetFileId(const v8::FunctionCallbackInfo<v8::Value>& args)
{
args.GetReturnValue().Set(v8::Undefined(v8::Isolate::GetCurrent()));
if (args.Length() < 1)
return;
CNativeControl* pNative = unwrap_nativeobject(args.This());
pNative->SetFileId(to_cstring(args[0]));
}
void _CheckNextChange(const v8::FunctionCallbackInfo<v8::Value>& args)
{
CNativeControl* pNative = unwrap_nativeobject(args.This());
pNative->m_nCurrentChangesNumber++;
if (-1 != pNative->m_nMaxChangesNumber)
{
if (pNative->m_nCurrentChangesNumber >= pNative->m_nMaxChangesNumber)
{
args.GetReturnValue().Set(v8::Boolean::New(v8::Isolate::GetCurrent(), false));
return;
}
}
args.GetReturnValue().Set(v8::Boolean::New(v8::Isolate::GetCurrent(), true));
}
void _GetFileArrayBuffer(const v8::FunctionCallbackInfo<v8::Value>& args)
{
if (args.Length() < 1)
{
args.GetReturnValue().Set(v8::Undefined(v8::Isolate::GetCurrent()));
return;
}
CNativeControl* pNative = unwrap_nativeobject(args.This());
BYTE* pData = NULL;
DWORD len = 0;
pNative->getFileData(to_cstring(args[0]), pData, len);
v8::Local<v8::ArrayBuffer> _buffer = v8::ArrayBuffer::New(v8::Isolate::GetCurrent(), (void*)pData, (size_t)len);
v8::Local<v8::Uint8Array> _array = v8::Uint8Array::New(_buffer, 0, (size_t)len);
args.GetReturnValue().Set(_array);
}
void _GetFontArrayBuffer(const v8::FunctionCallbackInfo<v8::Value>& args)
{
if (args.Length() < 1)
{
args.GetReturnValue().Set(v8::Undefined(v8::Isolate::GetCurrent()));
return;
}
CNativeControl* pNative = unwrap_nativeobject(args.This());
BYTE* pData = NULL;
DWORD len = 0;
CString strDir = pNative->m_strFontsDirectory;
if (strDir != _T(""))
strDir += _T("\\");
strDir += to_cstring(args[0]);
pNative->getFileData(strDir, pData, len);
v8::Local<v8::ArrayBuffer> _buffer = v8::ArrayBuffer::New(v8::Isolate::GetCurrent(), (void*)pData, (size_t)len);
v8::Local<v8::Uint8Array> _array = v8::Uint8Array::New(_buffer, 0, (size_t)len);
args.GetReturnValue().Set(_array);
}
void _GetFileString(const v8::FunctionCallbackInfo<v8::Value>& args)
{
if (args.Length() < 1)
{
args.GetReturnValue().Set(v8::Undefined(v8::Isolate::GetCurrent()));
return;
}
CNativeControl* pNative = unwrap_nativeobject(args.This());
BYTE* pData = NULL;
DWORD len = 0;
pNative->getFileData(to_cstring(args[0]), pData, len);
args.GetReturnValue().Set(v8::String::NewFromUtf8(v8::Isolate::GetCurrent(), (char*)pData, v8::String::kNormalString, len));
}
void _Save_AllocNative(const v8::FunctionCallbackInfo<v8::Value>& args)
{
args.GetReturnValue().Set(v8::Undefined(v8::Isolate::GetCurrent()));
if (args.Length() < 1)
return;
CNativeControl* pNative = unwrap_nativeobject(args.This());
v8::Local<v8::Int32> intValue = args[0]->ToInt32();
int nLen = (int)intValue->Value();
pNative->Save_Alloc(nLen);
v8::Local<v8::ArrayBuffer> _buffer = v8::ArrayBuffer::New(v8::Isolate::GetCurrent(), (void*)pNative->m_pSaveBinary, (size_t)pNative->m_nSaveLen);
v8::Local<v8::Uint8Array> _array = v8::Uint8Array::New(_buffer, 0, (size_t)pNative->m_nSaveLen);
args.GetReturnValue().Set(_array);
}
void _Save_ReAllocNative(const v8::FunctionCallbackInfo<v8::Value>& args)
{
args.GetReturnValue().Set(v8::Undefined(v8::Isolate::GetCurrent()));
if (args.Length() < 2)
return;
CNativeControl* pNative = unwrap_nativeobject(args.This());
int _pos = args[0]->Int32Value();
int _len = args[1]->Int32Value();
pNative->Save_ReAlloc(_pos, _len);
v8::Local<v8::ArrayBuffer> _buffer = v8::ArrayBuffer::New(v8::Isolate::GetCurrent(), (void*)pNative->m_pSaveBinary, (size_t)pNative->m_nSaveLen);
v8::Local<v8::Uint8Array> _array = v8::Uint8Array::New(_buffer, 0, (size_t)pNative->m_nSaveLen);
args.GetReturnValue().Set(_array);
}
void _Save_End(const v8::FunctionCallbackInfo<v8::Value>& args)
{
args.GetReturnValue().Set(v8::Undefined(v8::Isolate::GetCurrent()));
if (args.Length() < 2)
return;
CNativeControl* pNative = unwrap_nativeobject(args.This());
CStringA sHeader = to_cstringA(args[0]);
int _len = args[1]->Int32Value();
pNative->Save_End(sHeader, _len);
}
void _ConsoleLog(const v8::FunctionCallbackInfo<v8::Value>& args)
{
args.GetReturnValue().Set(v8::Undefined(v8::Isolate::GetCurrent()));
if (args.Length() < 1)
return;
CNativeControl* pNative = unwrap_nativeobject(args.This());
pNative->ConsoleLog(to_cstring(args[0]));
}
v8::Handle<v8::ObjectTemplate> CreateNativeControlTemplate(v8::Isolate* isolate)
{
//v8::HandleScope handle_scope(isolate);
v8::Local<v8::ObjectTemplate> result = v8::ObjectTemplate::New();
result->SetInternalFieldCount(1); // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20> <20><><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> CNativeControl
v8::Isolate* current = v8::Isolate::GetCurrent();
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> - <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
result->Set(v8::String::NewFromUtf8(current, "SetFilePath"), v8::FunctionTemplate::New(current, _SetFilePath));
result->Set(v8::String::NewFromUtf8(current, "GetFilePath"), v8::FunctionTemplate::New(current, _GetFilePath));
result->Set(v8::String::NewFromUtf8(current, "SetFileId"), v8::FunctionTemplate::New(current, _SetFileId));
result->Set(v8::String::NewFromUtf8(current, "GetFileId"), v8::FunctionTemplate::New(current, _GetFileId));
result->Set(v8::String::NewFromUtf8(current, "GetFileBinary"), v8::FunctionTemplate::New(current, _GetFileArrayBuffer));
result->Set(v8::String::NewFromUtf8(current, "GetFontBinary"), v8::FunctionTemplate::New(current, _GetFontArrayBuffer));
result->Set(v8::String::NewFromUtf8(current, "GetFontsDirectory"), v8::FunctionTemplate::New(current, _GetFontsDirectory));
result->Set(v8::String::NewFromUtf8(current, "GetFileString"), v8::FunctionTemplate::New(current, _GetFileString));
result->Set(v8::String::NewFromUtf8(current, "GetEditorType"), v8::FunctionTemplate::New(current, _GetEditorType));
result->Set(v8::String::NewFromUtf8(current, "CheckNextChange"), v8::FunctionTemplate::New(current, _CheckNextChange));
result->Set(v8::String::NewFromUtf8(current, "GetCountChanges"), v8::FunctionTemplate::New(current, _GetChangesCount));
result->Set(v8::String::NewFromUtf8(current, "GetChangesFile"), v8::FunctionTemplate::New(current, _GetChangesFile));
result->Set(v8::String::NewFromUtf8(current, "Save_AllocNative"), v8::FunctionTemplate::New(current, _Save_AllocNative));
result->Set(v8::String::NewFromUtf8(current, "Save_ReAllocNative"), v8::FunctionTemplate::New(current, _Save_ReAllocNative));
result->Set(v8::String::NewFromUtf8(current, "Save_End"), v8::FunctionTemplate::New(current, _Save_End));
result->Set(v8::String::NewFromUtf8(current, "ConsoleLog"), v8::FunctionTemplate::New(current, _ConsoleLog));
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>, <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD> <20> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> HandleScope <20> <20><> <20><><EFBFBD><EFBFBD> <20><><EFBFBD>
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> "<22><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>" HandleScope - handle_scope
//return handle_scope.Close(result);
return result;
}
// --------------------------
// create work with arraytypes
class MallocArrayBufferAllocator : public v8::ArrayBuffer::Allocator
{
public:
virtual void* Allocate(size_t length)
{
void* ret = malloc(length);
memset(ret, 0, length);
return ret;
}
virtual void* AllocateUninitialized(size_t length)
{
return malloc(length);
}
virtual void Free(void* data, size_t length)
{
free(data);
}
};
static void enableTypedArrays()
{
v8::V8::SetArrayBufferAllocator(new MallocArrayBufferAllocator());
}
enum CommandType
{
ctPenXML = 0,
ctPenColor = 1,
ctPenAlpha = 2,
ctPenSize = 3,
ctPenDashStyle = 4,
ctPenLineStartCap = 5,
ctPenLineEndCap = 6,
ctPenLineJoin = 7,
ctPenDashPatern = 8,
ctPenDashPatternCount = 9,
ctPenDashOffset = 10,
ctPenAlign = 11,
ctPenMiterLimit = 12,
// brush
ctBrushXML = 20,
ctBrushType = 21,
ctBrushColor1 = 22,
ctBrushColor2 = 23,
ctBrushAlpha1 = 24,
ctBrushAlpha2 = 25,
ctBrushTexturePath = 26,
ctBrushTextureAlpha = 27,
ctBrushTextureMode = 28,
ctBrushRectable = 29,
ctBrushRectableEnabled = 30,
ctBrushGradient = 31,
// font
ctFontXML = 40,
ctFontName = 41,
ctFontSize = 42,
ctFontStyle = 43,
ctFontPath = 44,
ctFontGID = 45,
ctFontCharSpace = 46,
// shadow
ctShadowXML = 50,
ctShadowVisible = 51,
ctShadowDistanceX = 52,
ctShadowDistanceY = 53,
ctShadowBlurSize = 54,
ctShadowColor = 55,
ctShadowAlpha = 56,
// edge
ctEdgeXML = 70,
ctEdgeVisible = 71,
ctEdgeDistance = 72,
ctEdgeColor = 73,
ctEdgeAlpha = 74,
// text
ctDrawText = 80,
ctDrawTextEx = 81,
// pathcommands
ctPathCommandMoveTo = 91,
ctPathCommandLineTo = 92,
ctPathCommandLinesTo = 93,
ctPathCommandCurveTo = 94,
ctPathCommandCurvesTo = 95,
ctPathCommandArcTo = 96,
ctPathCommandClose = 97,
ctPathCommandEnd = 98,
ctDrawPath = 99,
ctPathCommandStart = 100,
ctPathCommandGetCurrentPoint = 101,
ctPathCommandText = 102,
ctPathCommandTextEx = 103,
// image
ctDrawImage = 110,
ctDrawImageFromFile = 111,
ctSetParams = 120,
ctBeginCommand = 121,
ctEndCommand = 122,
ctSetTransform = 130,
ctResetTransform = 131,
ctClipMode = 140,
ctCommandLong1 = 150,
ctCommandDouble1 = 151,
ctCommandString1 = 152,
ctCommandLong2 = 153,
ctCommandDouble2 = 154,
ctCommandString2 = 155,
ctPageWidth = 200,
ctPageHeight = 201,
ctPageStart = 202,
ctPageEnd = 203,
ctError = 255
};
class CChangesWorker
{
private:
BYTE* m_pData;
BYTE* m_pDataCur;
int m_nLen;
int m_nMaxUnionSize = 100 * 1024 * 1024; // 100Mb
v8::Local<v8::ArrayBuffer> m_oArrayBuffer;
int m_nFileType; // 0 - docx; 1 - excel
public:
CChangesWorker()
{
m_pData = NULL;
m_pDataCur = m_pData;
m_nLen = 0;
m_nFileType = 0;
}
~CChangesWorker()
{
if (NULL != m_pData)
delete[] m_pData;
}
void SetFormatChanges(const int& nFileType)
{
m_nFileType = nFileType;
}
public:
void CheckFiles(CAtlArray<CString>& oFiles)
{
int nMax = 0;
int nLen = 0;
int nCount = (int)oFiles.GetCount();
for (int i = 0; i < nCount; ++i)
{
CFile oFile;
oFile.OpenFile(oFiles[i]);
int nSize = (int)oFile.GetFileSize();
if (nMax < nSize)
nMax = nSize;
nLen += nSize;
oFile.CloseFile();
}
if (nLen <= m_nMaxUnionSize)
{
// <20><><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> - <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD>
m_nLen = nLen + 4;
}
else
{
m_nLen = nMax + 4;
if (m_nLen < m_nMaxUnionSize)
m_nLen = m_nMaxUnionSize;
}
m_pData = new BYTE[m_nLen];
m_pDataCur = m_pData;
m_oArrayBuffer = v8::ArrayBuffer::New(v8::Isolate::GetCurrent(), (void*)m_pData, (size_t)m_nLen);
}
inline int Open(CAtlArray<CString>& oFiles, int nStart)
{
return Open_excel(oFiles, nStart);
}
int Open_docx(CAtlArray<CString>& oFiles, int nStart)
{
m_pDataCur = m_pData;
m_pDataCur += 4;
int nCountData = 0;
int nCount = oFiles.GetCount();
int nLenCurrect = 0;
int i = nStart;
for (; i < nCount; i++)
{
CFile oFile;
oFile.OpenFile(oFiles[i]);
int nLen = (int)oFile.GetFileSize();
nLenCurrect += nLen;
if (nLenCurrect > m_nLen)
break;
char* pData = new char[nLen];
oFile.ReadFile((BYTE*)pData, nLen);
// parse data
int nCur = 0;
while (nCur < nLen)
{
// Id
skip_name(pData, nCur, nLen);
if (nCur >= nLen)
break;
int nId = read_int(pData, nCur, nLen);
*((int*)m_pDataCur) = nId;
m_pDataCur += 4;
// data
skip_name(pData, nCur, nLen);
skip_int2(pData, nCur, nLen);
read_base64(pData, nCur, nLen);
++nCur;
++nCountData;
}
delete[]pData;
}
*((int*)m_pData) = nCountData;
return i;
}
int Open_excel(CAtlArray<CString>& oFiles, int nStart)
{
m_pDataCur = m_pData;
m_pDataCur += 4;
int nCountData = 0;
int nCount = oFiles.GetCount();
int nLenCurrect = 0;
int i = nStart;
for (; i < nCount; i++)
{
CFile oFile;
oFile.OpenFile(oFiles[i]);
int nLen = (int)oFile.GetFileSize();
nLenCurrect += nLen;
if (nLenCurrect > m_nLen)
break;
char* pData = new char[nLen];
oFile.ReadFile((BYTE*)pData, nLen);
// parse data
int nCur = 0;
while (nCur < nLen)
{
skip_int2(pData, nCur, nLen);
if (nCur >= nLen)
break;
read_base64(pData, nCur, nLen);
++nCur;
++nCountData;
}
delete[]pData;
}
*((int*)m_pData) = nCountData;
return i;
}
v8::Local<v8::Uint8Array> GetData()
{
size_t len = (size_t)(m_pDataCur - m_pData);
v8::Local<v8::Uint8Array> _array = v8::Uint8Array::New(m_oArrayBuffer, 0, len);
return _array;
}
public:
void OpenFull(CAtlArray<CString>& oFiles)
{
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
int nCount = (int)oFiles.GetCount();
for (int i = 0; i < nCount; ++i)
{
CFile oFile;
oFile.OpenFile(oFiles[i]);
m_nLen += (int)oFile.GetFileSize();
oFile.CloseFile();
}
m_pData = new BYTE[m_nLen];
m_pDataCur = m_pData;
m_pDataCur += 4;
int nCountData = 0;
for (int i = 0; i < nCount; i++)
{
CFile oFile;
oFile.OpenFile(oFiles[i]);
int nLen = (int)oFile.GetFileSize();
char* pData = new char[nLen];
oFile.ReadFile((BYTE*)pData, nLen);
// parse data
int nCur = 0;
while (nCur < nLen)
{
// Id
skip_name(pData, nCur, nLen);
if (nCur >= nLen)
break;
int nId = read_int(pData, nCur, nLen);
*((int*)m_pDataCur) = nId;
m_pDataCur += 4;
// data
skip_name(pData, nCur, nLen);
skip_int2(pData, nCur, nLen);
read_base64(pData, nCur, nLen);
++nCur;
++nCountData;
}
delete[]pData;
}
*((int*)m_pData) = nCountData;
}
void OpenFull_excel(CAtlArray<CString>& oFiles)
{
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
int nCount = (int)oFiles.GetCount();
for (int i = 0; i < nCount; ++i)
{
CFile oFile;
oFile.OpenFile(oFiles[i]);
m_nLen += (int)oFile.GetFileSize();
oFile.CloseFile();
}
m_pData = new BYTE[m_nLen];
m_pDataCur = m_pData;
m_pDataCur += 4;
int nCountData = 0;
for (int i = 0; i < nCount; i++)
{
CFile oFile;
oFile.OpenFile(oFiles[i]);
int nLen = (int)oFile.GetFileSize();
char* pData = new char[nLen];
oFile.ReadFile((BYTE*)pData, nLen);
// parse data
int nCur = 0;
while (nCur < nLen)
{
skip_int2(pData, nCur, nLen);
if (nCur >= nLen)
break;
read_base64(pData, nCur, nLen);
++nCur;
++nCountData;
}
delete[]pData;
}
*((int*)m_pData) = nCountData;
}
v8::Local<v8::Uint8Array> GetDataFull()
{
size_t len = (size_t)(m_pDataCur - m_pData);
v8::Local<v8::ArrayBuffer> _buffer = v8::ArrayBuffer::New(v8::Isolate::GetCurrent(), (void*)m_pData, len);
v8::Local<v8::Uint8Array> _array = v8::Uint8Array::New(_buffer, 0, len);
return _array;
}
int OpenNative(CString strFile)
{
CFile oFile;
oFile.OpenFile(strFile);
int nLen = (int)oFile.GetFileSize();
char* pData = new char[nLen];
oFile.ReadFile((BYTE*)pData, nLen);
int nCur = 0;
// DOCY
skip_int2(pData, nCur, nLen);
// v
skip_no_digit(pData, nCur, nLen);
int nVersion = read_int2(pData, nCur, nLen);
m_nLen = read_int2(pData, nCur, nLen);
m_pData = new BYTE[m_nLen];
m_pDataCur = m_pData;
read_base64_2(pData, nCur, nLen);
delete[]pData;
return nVersion;
}
__forceinline void skip_name(const char* data, int& cur, const int& len)
{
int nCount = 0;
while (cur < len)
{
if (data[cur] == '\"')
++nCount;
++cur;
if (3 == nCount)
break;
}
}
__forceinline int read_int(const char* data, int& cur, const int& len)
{
int res = 0;
while (cur < len)
{
if (data[cur] == '\"')
{
++cur;
break;
}
res *= 10;
res += (data[cur++] - '0');
}
return res;
}
__forceinline void skip_int2(const char* data, int& cur, const int& len)
{
while (cur < len)
{
if (data[cur++] == ';')
break;
}
}
__forceinline int read_int2(const char* data, int& cur, const int& len)
{
int res = 0;
while (cur < len)
{
if (data[cur] == ';')
{
++cur;
break;
}
res *= 10;
res += (data[cur++] - '0');
}
return res;
}
__forceinline void skip_no_digit(const char* data, int& cur, const int& len)
{
while (cur < len)
{
char _c = data[cur];
if (_c >= '0' && _c <= '9')
break;
++cur;
}
}
__forceinline void read_base64(const char* data, int& cur, const int& len)
{
Base64Decode(data, cur, len);
}
__forceinline void read_base64_2(const char* data, int& cur, const int& len)
{
Base64Decode2(data, cur, len);
}
private:
__forceinline int DecodeBase64Char(unsigned int ch)
{
// returns -1 if the character is invalid
// or should be skipped
// otherwise, returns the 6-bit code for the character
// from the encoding table
if (ch >= 'A' && ch <= 'Z')
return ch - 'A' + 0; // 0 range starts at 'A'
if (ch >= 'a' && ch <= 'z')
return ch - 'a' + 26; // 26 range starts at 'a'
if (ch >= '0' && ch <= '9')
return ch - '0' + 52; // 52 range starts at '0'
if (ch == '+')
return 62;
if (ch == '/')
return 63;
return -1;
}
void Base64Decode(const char* data, int& cur, const int& len)
{
// walk the source buffer
// each four character sequence is converted to 3 bytes
// CRLFs and =, and any characters not in the encoding table
// are skiped
BYTE* pDataLen = m_pDataCur;
m_pDataCur += 4;
int nWritten = 0;
while (cur < len && data[cur] != '\"')
{
DWORD dwCurr = 0;
int i;
int nBits = 0;
for (i = 0; i<4; i++)
{
if (data[cur] == '\"')
break;
int nCh = DecodeBase64Char(data[cur++]);
if (nCh == -1)
{
// skip this char
i--;
continue;
}
dwCurr <<= 6;
dwCurr |= nCh;
nBits += 6;
}
// dwCurr has the 3 bytes to write to the output buffer
// left to right
dwCurr <<= 24 - nBits;
for (i = 0; i<nBits / 8; i++)
{
*m_pDataCur = (BYTE)((dwCurr & 0x00ff0000) >> 16);
++m_pDataCur;
dwCurr <<= 8;
nWritten++;
}
}
*((int*)pDataLen) = nWritten;
}
void Base64Decode2(const char* data, int& cur, const int& len)
{
// walk the source buffer
// each four character sequence is converted to 3 bytes
// CRLFs and =, and any characters not in the encoding table
// are skiped
int nWritten = 0;
while (cur < len && data[cur] != '\"')
{
DWORD dwCurr = 0;
int i;
int nBits = 0;
for (i = 0; i<4; i++)
{
if (cur >= len)
break;
int nCh = DecodeBase64Char(data[cur++]);
if (nCh == -1)
{
// skip this char
i--;
continue;
}
dwCurr <<= 6;
dwCurr |= nCh;
nBits += 6;
}
// dwCurr has the 3 bytes to write to the output buffer
// left to right
dwCurr <<= 24 - nBits;
for (i = 0; i<nBits / 8; i++)
{
*m_pDataCur = (BYTE)((dwCurr & 0x00ff0000) >> 16);
++m_pDataCur;
dwCurr <<= 8;
nWritten++;
}
}
}
};
//////////////////////////////////////////////////////////////////////////////