/**
Create a file (may be on a supported remote filesystem).
\param path Path to file to create.
\param asBinary Whether the file should be written in binary mode.
\return Pointer to the created stream, or NULL.
*/
std::ostream *createFile(const std::string& path, bool asBinary)
{
ostream *ofs(nullptr);
#ifdef PDAL_ARBITER_ENABLED
arbiter::Arbiter a;
const bool remote(a.hasDriver(path) && a.isRemote(path));
if (remote)
{
try
{
ofs = new ArbiterOutStream(tempFilename(path), path,
asBinary ? ios::out | ios::binary : ios::out);
}
catch (arbiter::ArbiterError)
{}
if (ofs && !ofs->good())
{
delete ofs;
ofs = nullptr;
}
}
else
#endif
ofs = FileUtils::createFile(path, asBinary);
return ofs;
}
/**
Open a file (potentially on a remote filesystem).
\param path Path (potentially remote) of file to open.
\param asBinary Whether the file should be opened binary.
\return Pointer to stream opened for input.
*/
std::istream *openFile(const std::string& path, bool asBinary)
{
#ifdef PDAL_ARBITER_ENABLED
arbiter::Arbiter a;
if (a.hasDriver(path) && a.isRemote(path))
{
try
{
return new ArbiterInStream(tempFilename(path), path,
asBinary ? ios::in | ios::binary : ios::in);
}
catch (arbiter::ArbiterError)
{
return nullptr;
}
}
#endif
return FileUtils::openFile(path, asBinary);
}
void WekaClassifier::saveAsOutput(const std::string &filename) const {
// convert to DT
std::string tempfile = tempFilename();
outputDescriptionToFile(tempfile);
int numInitialLinesToRemove = 3;
std::ifstream in(tempfile.c_str());
std::ofstream out(filename.c_str());
std::string line;
std::getline(in,line);
outputHeader(out);
out << std::endl;
while (in.good()) {
if (numInitialLinesToRemove > 0)
numInitialLinesToRemove--;
else
out << line << std::endl;
std::getline(in,line);
}
in.close();
out.close();
remove(tempfile.c_str());
}
// Save the document
bool ctConfigToolDoc::OnSaveDocument(const wxString& filename)
{
wxBusyCursor cursor;
const wxString strOldPath(GetFilename());
// Do some backing up first
// This is the backup filename
wxString backupFilename(filename);
backupFilename += wxT(".bak");
// This is the temporary copy of the backup
wxString tempFilename(filename);
tempFilename += wxT(".tmp");
if (wxFileExists(tempFilename))
wxRemoveFile(tempFilename);
bool leaveBackup = true;
bool saved = DoSave(tempFilename);
if (saved)
{
// Remove the old .bak file
if (wxFileExists(backupFilename))
{
wxRemoveFile(backupFilename);
}
// Copy the old file to the .bak
if (leaveBackup)
{
if (wxFileExists(filename))
{
if (!wxRenameFile(filename, backupFilename))
{
wxCopyFile(filename, backupFilename);
wxRemoveFile(filename);
}
}
}
else
{
if (wxFileExists(filename))
wxRemoveFile(filename);
}
// Finally, copy the temporary file to the proper filename
if (!wxRenameFile(tempFilename, filename))
{
wxCopyFile(tempFilename, filename);
wxRemoveFile(tempFilename);
}
Modify(false);
((ctConfigToolView*)GetFirstView())->OnChangeFilename();
SetDocumentSaved(true);
SetFilename(filename);
wxGetApp().GetSettings().m_lastFilename = filename;
} else
{
SetFilename(strOldPath);
}
wxGetApp().GetMainFrame()->UpdateFrameTitle();
return saved;
}
