Recurs.h

Veure la documentació d'aquest fitxer.

#if !defined(_RECURS_H_)
#define _RECURS_H_

/*
 * Copyright (c) 2012 Toni Corvera
 *
 * This file is part of TFCWeb.
 *
 * TFCWeb 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 3 of the License, or
 * (at your option) any later version.
 *
 * TFCWeb is distributed in the hope that it will be useful,
 * 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 TFCWeb. If not, see <http://www.gnu.org/licenses/>.
 */

#include "CosResposta.h"
#include "Excepcions.h"
#include "portabilitat.h"
#include "Transformacions.h"
#include "Uri.h"

#include <ostream>
#include <stdexcept>
#include <string>
#include <boost/filesystem.hpp>

namespace tfc {

class ErrorLlegintFitxer : public ErrorTFC {
public:
    ErrorLlegintFitxer(const std::string & w = "Error llegint fitxer")
        : ErrorTFC(w)
    {
        // buit
    }
};

class Recurs : public CosResposta {
public:
    explicit Recurs(const PeticioHTTP & peticio,
                    const boost::filesystem::path & arrel_servidor) throw (ErrorRutaInexistent);
    Recurs(const Recurs & r) throw ()
        : CosResposta(r),
          arrel_servidor_(r.arrel_servidor_),
          fisica_(r.fisica_)
    {
        using namespace boost::filesystem;
        // INICIALITZACIÓ CORRECTA
        assert( path() != arrel_servidor_ );
        // INVARIANT
        assert( canonical(r.fisica_) == r.fisica_ );
    }
    Recurs& operator=(const Recurs & r) throw () {
        CosResposta::operator=(r);
        using namespace boost::filesystem;
        // INICIALITZACIÓ CORRECTA
        assert( path() != arrel_servidor_ );
        // INVARIANT
        assert( canonical(r.fisica_) == r.fisica_ );

        arrel_servidor_ = r.arrel_servidor_;
        fisica_ = r.fisica_;
        return *this;
    }

    const boost::filesystem::path& fisica() const { return fisica_; }
    const Uri publica() const { throw ErrorNoImplementat(); return Uri(""); }

    virtual void envia(boost::asio::ip::tcp::socket & socket)
                                const throw (std::runtime_error);

    virtual tipus_capsaleres capsaleres() const;

protected:
    using CosResposta::envia;
private:
    std::string entity_tag() const;

    friend std::ostream& operator<<(std::ostream& os, const Recurs & r) {
        return os << "Recurs ( Petició: " << r.peticio()
                  << ", Disc: " << r.fisica()
                  //<< ", En servidor: " << std::string(r.publica())
                  << " )";
    }

    boost::filesystem::path arrel_servidor_;
    boost::filesystem::path fisica_;
};

} // ns tfc

#endif // _RECURS_H_

// vim:set ts=4 et ai: //