String
FileUtilities::ReadCompleteTextFile(const String &sFilename)
{
File oFile;
oFile.Open(sFilename, File::OTReadOnly);
// Read file
shared_ptr<ByteBuffer> pBuffer = oFile.ReadFile();
if (!pBuffer || pBuffer->GetSize() == 0)
{
// Could not read from this file.
return "";
}
FileEncoding file_encoding = ANSI;
bool is_utf8 = false;
// check if utf8 bom exists
const unsigned char *unsigned_char_buffer = (const unsigned char*) pBuffer->GetCharBuffer();
if (pBuffer->GetSize() >= 3 &&
*unsigned_char_buffer == 0xef &&
*(unsigned_char_buffer + 1) == 0xbb &&
*(unsigned_char_buffer + 2) == 0xbf)
file_encoding = UTF8;
else if (pBuffer->GetSize() >= 2 &&
*unsigned_char_buffer == 0xff &&
*(unsigned_char_buffer + 1) == 0xfe)
file_encoding = UTF16;
switch (file_encoding)
{
case ANSI:
{
AnsiString sRetVal((const char*) unsigned_char_buffer, pBuffer->GetSize());
return sRetVal;
}
case UTF8:
{
AnsiString raw_data((const char*) unsigned_char_buffer, pBuffer->GetSize());
String utf8_data;
Unicode::MultiByteToWide(raw_data, utf8_data);
return utf8_data;
}
case UTF16:
{
int iChars = pBuffer->GetSize() / sizeof(TCHAR);
String sRetVal((const wchar_t*) pBuffer->GetCharBuffer() +1, iChars -1);
return sRetVal;
}
default:
throw new std::logic_error(Formatter::FormatAsAnsi("Unsupported encoding type: {0}", file_encoding));
}
}
CStdString LocalTempCopyOfFile::FixUnicodeFileNameForXP(CStdString sFileName)
{
char *ansistr;
int lenW = (int)sFileName.length();
int lenA = ::WideCharToMultiByte(CP_ACP, 0, sFileName.c_str(), lenW, 0, 0, NULL, NULL);
if (lenA > 0)
{
ansistr = new char[lenA + 1]; // allocate a final null terminator as well
BOOL bDefaultCharUsed = FALSE;
::WideCharToMultiByte(CP_ACP, 0, sFileName.c_str(), lenW, ansistr, lenA, NULL, &bDefaultCharUsed);
ansistr[lenA] = 0; // Set the null terminator
CStdString sRetVal(ansistr);
if ( bDefaultCharUsed && IsFullyMessedUpString(sRetVal) )
{
TCHAR szTempFileBuffer[MAX_PATH];
::GetTempFileName(m_sTempFolder, _T("wmtemp"), rand(), szTempFileBuffer );
sRetVal = ::PathFindFileName(szTempFileBuffer);
sRetVal = RemoveExtension(sRetVal);
sRetVal += ::PathFindExtension(sFileName.c_str());
}
delete[] ansistr;
return sRetVal;
}
return _T("");
}
CStdString OfflineDataStore::ReplaceSlashes(const CStdString& sDocID)
{
CStdString sRetVal(sDocID);
sRetVal.Replace(_T("\\"), _T("/"));
return sRetVal;
}
