root/nntp/date.cc

/*  This file is part of Alue, the multiprotocol Internet discussion daemon

    Copyright © 2009 Antti-Juhani Kaijanaho

    Alue 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.

    Alue 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 Alue.  If not, see <http://www.gnu.org/licenses/>.

 */
#include "connection.hh"

#include <boost/date_time/gregorian/gregorian.hpp>
#include <boost/date_time/posix_time/posix_time.hpp>

namespace nntp {

        // FIXME local time handling

        class date : public connection::command
        {
        public:
                date(std::string s) {
                        connection::register_command(s, this);
                }

                connection::continuation::ptr
                perform(connection::cb, const std::string [],  size_t) const;
        };

        connection::continuation::ptr
        date::perform(connection::cb c, const std::string [], size_t nargs) 
                const
        {
                using namespace boost::posix_time;
                using namespace boost::gregorian;
                if (nargs != 0)
                {
                        c.send_line("501 syntax error");
                        return c.dispatch();
                }
                ptime pt = second_clock::universal_time();
                
                std::ostringstream ss;
                time_facet *tf = new time_facet("%Y%m%d%H%M%S");
                ss.imbue(std::locale(std::locale::classic(), tf));
                ss << "111 " << pt;
                c.send_line(ss.str());
                return c.dispatch();
        }
};
namespace {
        nntp::date date("date");
}