authorization.hpp

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#ifndef _AUTHORIZATION_HPP_INCLUDED
#define _AUTHORIZATION_HPP_INCLUDED

#include <string>

#include "AAAAinformation.hpp"
#include "system/connectionEndpoint.hpp"
#include "database/DBprovider.hpp"

namespace _Wolframe {
namespace AAAA {

class Authorizer {
public:
        virtual ~Authorizer()           {}

        // close the authorizer (not really)
        virtual void close()            {}

        // authorization requests
        virtual bool allowed( const Information& ) = 0;
};


class AuthorizationUnit
{
public:
        enum Result     {
                AUTHZ_DENIED,
                AUTHZ_ALLOWED,
                AUTHZ_IGNORED,
                AUTHZ_ERROR
        };

        AuthorizationUnit( const std::string& Identifier )
                : m_identifier( Identifier )    {}

        virtual ~AuthorizationUnit()            {}

        const std::string& identifier() const   { return m_identifier; }

        virtual bool resolveDB( const db::DatabaseProvider& /*db*/ )
                                                { return true; }
        virtual const char* className() const = 0;

        virtual Result allowed( const Information& ) = 0;

private:
        void operator=( const AuthorizationUnit&){}
private:
        const std::string       m_identifier;
};

}} // namespace _Wolframe::AAAA

#endif // _AUTHORIZATION_HPP_INCLUDED