//  Copyright (c) 2005-2007 Hartmut Kaiser (hartmut.kaiser@gmail.com)
// 
//  Distributed under the Boost Software License, Version 1.0. (See accompanying 
//  file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)

#include <string>

#include <boost/thread/thread.hpp>
#include <boost/thread/recursive_mutex.hpp>

#include <impl/config.hpp>

#ifndef SAGA_IMPL_ENGINE_URL_HPP
#define SAGA_IMPL_ENGINE_URL_HPP

///////////////////////////////////////////////////////////////////////////////
namespace saga 
{ 
  namespace impl 
  {
    ///////////////////////////////////////////////////////////////////////////////
    class url 
    {
     private:
       mutable boost::recursive_mutex mtx_;

       std::string scheme_;
       std::string scheme_specific_part_;
       std::string username_;
       std::string password_;
       std::string host_;
       int         port_;
       std::string fragment_;
       std::string path_;
       std::string params_;
       std::string query_;

     protected:
       void check (std::string const & urlstr);
       void reset (void);

     public:
       url (url         const & rhs);       // used for cloning
       url (std::string const & urlstr);
      ~url (void);

       std::string get_url (void) const;

       std::string const & get_scheme               (void) const;
       std::string const & get_scheme_specific_part (void) const;
       std::string const & get_host                 (void) const;
       int                 get_port                 (void) const;
       std::string         get_authority            (void) const; // FIXME: why not const? -- AM
       std::string const & get_fragment             (void) const;
       std::string const & get_path                 (void) const;
       std::string const & get_query                (void) const;
       std::string         get_userinfo             (void) const;
       std::string const & get_username             (void) const;
       std::string const & get_password             (void) const;

       // interface to change the members (and re-check the url)
       void change_scheme               (std::string const & scheme);
       void change_scheme_specific_part (std::string const & scheme_specific_part);
       void change_host                 (std::string const & host);
       void change_port                 (int                 port);
       void change_fragment             (std::string const & fragment);
       void change_path                 (std::string const & path);
       void change_query                (std::string const & query);
       void change_userinfo             (std::string const & userinfo);
       void change_username             (std::string const & userinfo);
       void change_password             (std::string const & userinfo);

       // interface to directly write to the members
       void set_scheme                  (std::string const & scheme);
       void set_scheme_specific_part    (std::string const & scheme_specific_part);
       void set_host_userinfo           (std::string const & host, 
                                         std::string const & userinfo);
       void set_port                    (int                 port);
       void set_fragment                (std::string const & fragment);
       void set_path                    (std::string const & path);
       void set_query                   (std::string const & query);
       void set_params                  (std::string const & params);
    };

  } // namespace impl

} // namespace saga
///////////////////////////////////////////////////////////////////////////////

#endif // SAGA_IMPL_ENGINE_URL_HPP