compressed.h

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/* -*- Mode: c++ -*- */
/*
 *  this is part of Spm
 *
 *  Copyright (c) 2005 Guillaume Chevallereau
 *
 *  This program is free software. You can redistribute it and/or modify it 
 *  under the terms of the GNU General Public License as published by the 
 *  Free Software Foundation. Either version 2 of the license or (at your 
 *  option) any later version.
 *
 *  This program is distributed in the hope that it will be usefull but WITHOUT
 *  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 
 *  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for 
 *  more details.
 *
 *  You should have received a copy of the GNU General Public License along 
 *  with this program; if not, write to the Free Software Foundation, Inc., 
 *  59 Temple Place - Suite 330, Boston, MA  02111-1307, USA
 */
#ifndef __COMPRESSED_H__
#define __COMPRESSED_H__

#include <string>
#include <list>
#include <algorithm>
#include "utilException.h"
#include <boost/filesystem/path.hpp>

namespace Spm
{
  namespace Util
  {
    class FileNotFoundException : public Exception
    {
    public :
      FileNotFoundException (const std::string & fileName);
    };
    
    class Compressed
    {
    protected:
      boost::filesystem::path __file;
      std::list<std::string> files;
      Compressed (){};
      Compressed (const boost::filesystem::path & fileName);

    public:
      virtual ~Compressed (){};

      virtual bool uncompress (const boost::filesystem::path & dest) = 0;

      const boost::filesystem::path & getName ();

      bool have (const std::string & file);
      
      virtual bool extract (const std::string & file,
                            const boost::filesystem::path & to) = 0;

      std::string getSubDir ();

      const std::string & getExactName (const std::string & file)
        throw (FileNotFoundException);
    };

    struct equalFile : public std::binary_function<std::string, std::string, bool>
    {
      bool operator() (std::string fileToFind,
                       const std::string & file) const;
    };
  }
}
#endif

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