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/*=========================================================================
Program: ParaView
Module: vtkPVFileInformationHelper.cxx
Copyright (c) Kitware, Inc.
All rights reserved.
See Copyright.txt or http://www.paraview.org/HTML/Copyright.html for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notice for more information.
=========================================================================*/
#include "vtkPVFileInformationHelper.h"
#include "vtkObjectFactory.h"
#if defined(_WIN32)
#include <wchar.h>
#include <windows.h>
#endif
#include <vtksys/SystemTools.hxx>
vtkStandardNewMacro(vtkPVFileInformationHelper);
//-----------------------------------------------------------------------------
vtkPVFileInformationHelper::vtkPVFileInformationHelper()
{
this->DirectoryListing = 0;
this->Path = 0;
this->WorkingDirectory = 0;
this->SpecialDirectories = 0;
this->SetPath(".");
this->PathSeparator = 0;
this->FastFileTypeDetection = 1;
#if defined(_WIN32) && !defined(__CYGWIN__)
this->SetPathSeparator("\\");
#else
this->SetPathSeparator("/");
#endif
}
//-----------------------------------------------------------------------------
vtkPVFileInformationHelper::~vtkPVFileInformationHelper()
{
this->SetPath(0);
this->SetPathSeparator(0);
this->SetWorkingDirectory(0);
}
//-----------------------------------------------------------------------------
bool vtkPVFileInformationHelper::GetActiveFileIsReadable()
{
return vtksys::SystemTools::FileExists(vtkPVFileInformationHelper::Utf8ToLocalWin32(this->Path));
}
//-----------------------------------------------------------------------------
bool vtkPVFileInformationHelper::GetActiveFileIsDirectory()
{
return vtksys::SystemTools::FileIsDirectory(
vtkPVFileInformationHelper::Utf8ToLocalWin32(this->Path));
}
//-----------------------------------------------------------------------------
void vtkPVFileInformationHelper::PrintSelf(ostream& os, vtkIndent indent)
{
this->Superclass::PrintSelf(os, indent);
os << indent << "Path: " << (this->Path ? this->Path : "(null)") << endl;
os << indent
<< "WorkingDirectory: " << (this->WorkingDirectory ? this->WorkingDirectory : "(null)")
<< endl;
os << indent << "DirectoryListing: " << this->DirectoryListing << endl;
os << indent << "SpecialDirectories: " << this->SpecialDirectories << endl;
os << indent << "PathSeparator: " << (this->PathSeparator ? this->PathSeparator : "(null)")
<< endl;
os << indent << "FastFileTypeDetection: " << this->FastFileTypeDetection << endl;
}
//-----------------------------------------------------------------------------
std::string vtkPVFileInformationHelper::Utf8ToLocalWin32(const std::string& path)
{
#if defined(_WIN32)
int wlen = static_cast<int>(path.length()) * 2 + 1;
WCHAR* wpath = new WCHAR[wlen];
char* lpath = new char[wlen];
MultiByteToWideChar(CP_UTF8, 0, path.c_str(), -1, wpath, wlen);
WideCharToMultiByte(CP_ACP, 0, wpath, -1, lpath, wlen, NULL, NULL);
std::string localPath(lpath);
delete wpath;
delete lpath;
return localPath;
#else
return path;
#endif
}
// Transform local code page string to UTF8 string
//-----------------------------------------------------------------------------
std::string vtkPVFileInformationHelper::LocalToUtf8Win32(const std::string& path)
{
#if defined(_WIN32)
int wlen = static_cast<int>(path.length()) * 2 + 1;
WCHAR* wpath = new WCHAR[wlen];
char* lpath = new char[wlen];
// We may want a stronger implementation ,
// see vtksys::Encoding way of recovering converted string size
// TODO
int err = MultiByteToWideChar(CP_ACP, 0, path.c_str(), -1, wpath, wlen);
err = WideCharToMultiByte(CP_UTF8, 0, wpath, -1, lpath, wlen, NULL, NULL);
std::string utfPath(lpath);
delete wpath;
delete lpath;
return utfPath;
#else
return path;
#endif
}
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