/*=========================================================================
                                                                                
  Program:   bbtk
  Module:    $RCSfile: bbtkUtilities.h,v $
  Language:  C++
  Date:      $Date: 2008/01/22 15:02:00 $
  Version:   $Revision: 1.1.1.1 $
                                                                                
  Copyright (c) CREATIS (Centre de Recherche et d'Applications en Traitement de
  l'Image). All rights reserved. See doc/license.txt or
  http://www.creatis.insa-lyon.fr/Public/bbtk/License.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 notices for more information.
                                                                                
=========================================================================*/


/**
 *  \file 
 *  \brief struct bbtk::Utilities : various usefull methods 
 */

/**
 * \class bbtk::Utilities
 * \brief various usefull methods 
 */
 
#ifndef __bbtkUtilities_h_INCLUDED__
#define __bbtkUtilities_h_INCLUDED__

#include "bbtkSystem.h"
#include <string>

namespace bbtk
{
  /// Holds various usefull methods 
  struct BBTK_EXPORT Utilities
  {    
    static inline std::string get_file_name(const std::string& s) 
    { 
      std::string::size_type slash_position = s.find_last_of("/\\");
      if (slash_position != std::string::npos) 
      {
        return  s.substr(slash_position+1,std::string::npos);   
      }
      else 
      {
        return s;
      }      
    }


  //========================================================================
    // Usefull functions for html generation
   
    //========================================================================
    static inline void replace( std::string& str,
                                const std::string& from, 
                                const std::string& to )
    {
      using std::string;
      string::size_type pos = str.find( from );
      while ( pos != string::npos )
      {
        str.replace( pos, from.size(), to );
        pos = str.find( from, pos+from.size()-1 );
      } 
    }
    //========================================================================

    //========================================================================
    static inline void html_format(std::string& str)
    {
      replace( str, "&", "&amp;" );
      replace( str, "<", "&lt;" );
      replace( str, ">", "&gt;" );
    }
    //========================================================================

  };

} // namespace bbtk
 
#endif //#ifndef __bbtkUtilities_h_INCLUDED__
//EOF