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/*=========================================================================
Program: Visualization Toolkit
Module: vtkGlobFileNames.cxx
Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
All rights reserved.
See Copyright.txt or http://www.kitware.com/Copyright.htm 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 "vtkGlobFileNames.h"
#include "vtkStringArray.h"
#include "vtkDebugLeaks.h"
#include "vtkObjectFactory.h"
#include <vtksys/Glob.hxx>
#include <vtksys/SystemTools.hxx>
#include <string>
#include <vector>
#include <algorithm>
//----------------------------------------------------------------------------
vtkGlobFileNames* vtkGlobFileNames::New()
{
VTK_STANDARD_NEW_BODY(vtkGlobFileNames)
}
//----------------------------------------------------------------------------
vtkGlobFileNames::vtkGlobFileNames()
{
this->Directory = 0;
this->Pattern = 0;
this->Recurse = 0;
this->FileNames = vtkStringArray::New();
}
//----------------------------------------------------------------------------
vtkGlobFileNames::~vtkGlobFileNames()
{
delete [] this->Directory;
delete [] this->Pattern;
this->FileNames->Delete();
this->FileNames = 0;
}
//----------------------------------------------------------------------------
void vtkGlobFileNames::PrintSelf(ostream& os, vtkIndent indent)
{
this->Superclass::PrintSelf(os, indent);
os << indent << "Directory: " <<
(this->GetDirectory() ? this->GetDirectory() : " none") << "\n";
os << indent << "Pattern: " <<
(this->GetPattern() ? this->GetPattern() : " none") << "\n";
os << indent << "Recurse: " << (this->GetRecurse() ? "On\n" : "Off\n");
os << indent << "FileNames: (" << this->GetFileNames() << ")\n";
indent = indent.GetNextIndent();
for(int i = 0; i < this->FileNames->GetNumberOfValues(); i++)
{
os << indent << this->FileNames->GetValue(i) << "\n";
}
}
//----------------------------------------------------------------------------
void vtkGlobFileNames::Reset()
{
this->FileNames->Reset();
}
//----------------------------------------------------------------------------
int vtkGlobFileNames::AddFileNames(const char* pattern)
{
this->SetPattern(pattern);
vtksys::Glob glob;
if (this->Recurse)
{
glob.RecurseOn();
}
else
{
glob.RecurseOff();
}
if (!this->Pattern)
{
vtkErrorMacro(<< "FindFileNames: pattern string is null.");
return 0;
}
std::string fullPattern = this->Pattern;
if (this->Directory && this->Directory[0] != '\0')
{
std::vector<std::string> components;
vtksys::SystemTools::SplitPath(fullPattern.c_str(), components);
// If Pattern is a relative path, prepend with Directory
if (components[0] == "")
{
components.insert(components.begin(), this->Directory);
fullPattern = vtksys::SystemTools::JoinPath(components);
}
}
if (!glob.FindFiles(fullPattern))
{
vtkErrorMacro(<< "FindFileNames: Glob action failed for \"" <<
fullPattern << "\"");
return 0;
}
// copy the filenames from glob
std::vector<std::string> files = glob.GetFiles();
// sort them lexicographically
std::sort(files.begin(), files.end());
// add them onto the list of filenames
for ( std::vector<std::string>::const_iterator iter = files.begin();
iter != files.end();
iter++)
{
this->FileNames->InsertNextValue(iter->c_str());
}
return 1;
}
//----------------------------------------------------------------------------
const char* vtkGlobFileNames::GetNthFileName(int index)
{
if(index >= this->FileNames->GetNumberOfValues() || index < 0)
{
vtkErrorMacro( << "Bad index for GetFileName on vtkGlobFileNames\n");
return 0;
}
return this->FileNames->GetValue(index).c_str();
}
//----------------------------------------------------------------------------
int vtkGlobFileNames::GetNumberOfFileNames()
{
return this->FileNames->GetNumberOfValues();
}
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