bool COfficeFileFormatChecker::isMS_OFFCRYPTOFormatFile (const std::wstring & _fileName, std::wstring & documentID)
{
#if defined(_WIN32) || defined(_WIN32_WCE) || defined(_WIN64)
std::wstring fileName = CorrectPathW(_fileName);
#else
std::wstring fileName = _fileName;
#endif
POLE::Storage storage(fileName.c_str());
if (storage.open())
{
if ( isMS_OFFCRYPTOFormatFile(&storage, documentID) )
{
nFileType = AVS_OFFICESTUDIO_FILE_OTHER_MS_OFFCRYPTO;
return true;
}
}
return false;
}
std::wstring COfficeFileFormatChecker::getDocumentID (const std::wstring & _fileName )
{
#if defined(_WIN32) || defined(_WIN32_WCE) || defined(_WIN64)
std::wstring fileName = CorrectPathW(_fileName);
#else
std::wstring fileName = _fileName;
#endif
std::wstring documentID;
POLE::Storage storage(fileName.c_str());
if (storage.open())
{
if ( isMS_OFFCRYPTOFormatFile(&storage, documentID) )
{
nFileType = AVS_OFFICESTUDIO_FILE_OTHER_MS_OFFCRYPTO;
}
}
else
{
if ( false == isOpenOfficeFormatFile(fileName, documentID))
{
NSFile::CFileBinary file;
if (!file.OpenFile(fileName))
return documentID;
unsigned char* buffer = new unsigned char[4096]; //enaf !!
if (!buffer){file.CloseFile();return documentID;}
DWORD dwReadBytes = 0;
file.ReadFile(buffer, MIN_SIZE_BUFFER, dwReadBytes);
file.CloseFile();
if (isPdfFormatFile(buffer, (int)dwReadBytes, documentID) )
{
nFileType = AVS_OFFICESTUDIO_FILE_CROSSPLATFORM_PDF;
}
}
}
sDocumentID = documentID;
return documentID;
}
bool COfficeFileFormatChecker::isOfficeFile(const std::wstring & _fileName)
{
#if defined(_WIN32) || defined(_WIN32_WCE) || defined(_WIN64)
std::wstring fileName = CorrectPathW(_fileName);
#else
std::wstring fileName = _fileName;
#endif
//приоритет как оказывается важен
//Metamorphic Manual for windows 28415.doc
POLE::Storage storage(fileName.c_str());
if (storage.open())
{
if ( isDocFormatFile(&storage) )
{
//nFileType внутри
return true;
}
else if ( isXlsFormatFile(&storage) )
{
nFileType = AVS_OFFICESTUDIO_FILE_SPREADSHEET_XLS;
return true;
}
else if ( isPptFormatFile(&storage) )
{
#if defined FILE_FORMAT_CHECKER_WITH_MACRO
COfficePPTFile pptFile;
bMacroEnabled = true;
long nResult = pptFile.OpenFile(fileName, L"", bMacroEnabled);
if (nResult != S_OK)
{
return false;
}
pptFile.CloseFile();
#endif
nFileType = AVS_OFFICESTUDIO_FILE_PRESENTATION_PPT;
return true;
}
else if ( isMS_OFFCRYPTOFormatFile(&storage, sDocumentID) )
{
nFileType = AVS_OFFICESTUDIO_FILE_OTHER_MS_OFFCRYPTO;
return true;
}
}
COfficeUtils OfficeUtils(NULL);
if (OfficeUtils.IsArchive(fileName) == S_OK)
{
if ( isOOXFormatFile(fileName) ) return true;
else if ( isOpenOfficeFormatFile(fileName) ) return true;
else if ( isOnlyOfficeFormatFile(fileName) ) return true;
else if ( isXpsFile(fileName) ) return true;
}
//-----------------------------------------------------------------------------------------------
// others
{
NSFile::CFileBinary file;
if (!file.OpenFile(fileName))
return false;
unsigned char* buffer = new unsigned char[4096]; //enaf !!
if (!buffer){file.CloseFile();return false;}
DWORD dwReadBytes = 0;
file.ReadFile(buffer, MIN_SIZE_BUFFER, dwReadBytes);
int sizeRead = (int)dwReadBytes;
if ( isRtfFormatFile(buffer,sizeRead) )
{
nFileType = AVS_OFFICESTUDIO_FILE_DOCUMENT_RTF;
}
else if ( isBinaryDoctFormatFile(buffer,sizeRead) )
{
nFileType = AVS_OFFICESTUDIO_FILE_CANVAS_WORD;
}
else if ( isBinaryXlstFormatFile(buffer,sizeRead) )
{
nFileType = AVS_OFFICESTUDIO_FILE_CANVAS_SPREADSHEET;
}
else if ( isBinaryPpttFormatFile(buffer,sizeRead) )
{
nFileType = AVS_OFFICESTUDIO_FILE_CANVAS_PRESENTATION;
}
else if (isPdfFormatFile(buffer,sizeRead) )
{
nFileType = AVS_OFFICESTUDIO_FILE_CROSSPLATFORM_PDF;
}
else if (isDjvuFormatFile(buffer,sizeRead) )
{
nFileType = AVS_OFFICESTUDIO_FILE_CROSSPLATFORM_DJVU;
}
else if (isHtmlFormatFile(buffer,sizeRead, false))
{
long fileSize = file.GetFileSize();
if (fileSize > MIN_SIZE_BUFFER)
{
file.SeekFile(fileSize - MIN_SIZE_BUFFER);
file.ReadFile(buffer, MIN_SIZE_BUFFER, dwReadBytes);
int sizeRead = (int)dwReadBytes;
}
if (isHtmlFormatFile(buffer,sizeRead, true))
{
nFileType = AVS_OFFICESTUDIO_FILE_DOCUMENT_HTML;
}
}
else if (isFB2FormatFile(buffer,sizeRead) )
{
nFileType = AVS_OFFICESTUDIO_FILE_DOCUMENT_FB2;
}
else if (isOpenOfficeFlatFormatFile(buffer,sizeRead) )
{
//nFileType
}
else if (isDocFlatFormatFile(buffer,sizeRead) )
{
nFileType = AVS_OFFICESTUDIO_FILE_DOCUMENT_DOC_FLAT; // without compaund container
}
//------------------------------------------------------------------------------------------------
file.CloseFile();
if (buffer)delete []buffer;
buffer = NULL;
}
if (nFileType != AVS_OFFICESTUDIO_FILE_UNKNOWN)return true;
//------------------------------------------------------------------------------------------------
//// by Extension
std::wstring::size_type nExtPos = fileName.rfind(L'.');
std::wstring sExt = L"unknown";
if (nExtPos != std::wstring::npos)
sExt = fileName.substr(nExtPos);
std::transform(sExt.begin(), sExt.end(), sExt.begin(), tolower);
if (0 == sExt.compare(L".mht"))
nFileType = AVS_OFFICESTUDIO_FILE_DOCUMENT_MHT;
else if (0 == sExt.compare(L".csv"))
nFileType = AVS_OFFICESTUDIO_FILE_SPREADSHEET_CSV;
else if (0 == sExt.compare(L".html") || 0 == sExt.compare(L".htm"))
nFileType = AVS_OFFICESTUDIO_FILE_DOCUMENT_HTML;
else if (0 == sExt.compare(L".bin")) //base64 string
nFileType = AVS_OFFICESTUDIO_FILE_CANVAS_PDF;
else if (0 == sExt.compare(L".doct"))//случай архива с html viewer
nFileType = AVS_OFFICESTUDIO_FILE_TEAMLAB_DOCY;
else //if (0 == sExt.compare(L".txt") || 0 == sExt.compare(L".xml")) //volsciv.rtf -или любой другой
nFileType = AVS_OFFICESTUDIO_FILE_DOCUMENT_TXT;
if (nFileType != AVS_OFFICESTUDIO_FILE_UNKNOWN) return true;
return false;
}
