Permisos.h

Veure la documentació d'aquest fitxer.

#if !defined(_PERMISOS_H_)
#define _PERMISOS_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 "PeticioHTTP.h"

#include <iostream>
#include <boost/filesystem.hpp>
#include <boost/unordered_map.hpp>

namespace tfc {

enum Permis {
    PRIVAT = 0x01,     
    PROTEGIT = 0x02,   
    LECTURA = 0x04,    
    ESCRIPTURA = 0x08, 
    EXECUCIO = 0x10    
};
typedef unsigned short FlagsPermis;

std::string nom_permis(FlagsPermis f);

class Permisos;

class Cerber {
public:
    typedef boost::filesystem::path ruta_t;

    explicit Cerber(FlagsPermis permis_per_defecte = LECTURA)
        : per_defecte_(permis_per_defecte)
    {
        // buit
    }

    Cerber(const Cerber & c)
        : regles_(c.regles_),
          per_defecte_(c.per_defecte_)
    {
        // buit
    }

    Cerber& operator=(const Cerber & c) {
        regles_ = c.regles_;
        per_defecte_ = c.per_defecte_;
        return *this;
    }

    void defineix_regla(const ruta_t & ruta, FlagsPermis perms);

    CodiEstatHTTP acces(const ruta_t & ruta, TipusPeticioHTTP t) const;

    FlagsPermis permis(const ruta_t & ruta) const;

    bool executable(const ruta_t & ruta) const;
private:
    boost::unordered_map<ruta_t, FlagsPermis> regles_;
    FlagsPermis per_defecte_;

    // Impressió de les regles
    friend std::ostream& operator<<(std::ostream&, const Cerber&);
};

}

#endif // _PERMISOS_H_

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