//============================================================================
// NFileUtilities::GetDirectory : Get a standard directory.
//----------------------------------------------------------------------------
NFile NFileUtilities::GetDirectory(NDirectoryLocation theLocation, const NString &fileName, NDirectoryDomain theDomain, bool canCreate)
{ NFile theFile;
// Get the directory
theFile = NTargetFile::GetDirectory(theDomain, theLocation);
theFile.ResolveTarget();
if (!fileName.IsEmpty() && theFile.IsValid())
{
theFile = theFile.GetChild(fileName);
theFile.ResolveTarget();
}
// Create it if necessary
if (!theFile.Exists() && canCreate)
theFile.CreateDirectory();
return(theFile);
}
//============================================================================
// NFileUtilities::GetUniqueFile : Get a uniquely-named file.
//----------------------------------------------------------------------------
NFile NFileUtilities::GetUniqueFile(const NFile &theDirectory, const NString &fileName)
{ NString nameChild, nameFile, nameExt;
NRange extBreak;
NFile theFile;
NIndex n;
// Validate our parameters
NN_ASSERT(theDirectory.IsDirectory());
// Get the state we need
if (fileName.IsEmpty())
{
nameFile = "Temp";
nameExt = ".tmp";
}
else
{
extBreak = fileName.Find(".", kNStringBackwards);
if (extBreak.GetSize() == 1)
{
nameFile = fileName.GetLeft( extBreak.GetLocation());
nameExt = fileName.GetString(extBreak.GetLocation());
}
else
{
nameFile = fileName;
nameExt = "";
}
}
// Generate a unique name
n = 0;
while (n < 10000)
{
// Build the name
if (n == 0)
nameChild = nameFile;
else
nameChild.Format("%@ %ld", nameFile, n);
if (!nameExt.IsEmpty())
nameChild += nameExt;
// Check for the file
theFile = theDirectory.GetChild(nameChild);
if (!theFile.Exists())
return(theFile);
n++;
}
// Handle failure
NN_LOG("Unable to create a unique name");
theFile.Clear();
return(theFile);
}
