#ifndef POSIXTIME_FORMATTERS_LIMITED_HPP___

#define POSIXTIME_FORMATTERS_LIMITED_HPP___



/* Copyright (c) 2002,2003 CrystalClear Software, Inc.

 * Use, modification and distribution is subject to the 

 * Boost Software License, Version 1.0. (See accompanying

 * file LICENSE_1_0.txt or http://www.boost.org/LICENSE_1_0.txt)

 * Author: Jeff Garland, Bart Garst

 * $Date: 2008-02-27 15:00:24 -0500 (Wed, 27 Feb 2008) $

 */



#include "boost/date_time/gregorian/gregorian.hpp"

#include "boost/date_time/compiler_config.hpp"

#include "boost/date_time/iso_format.hpp"

#include "boost/date_time/date_format_simple.hpp"

#include "boost/date_time/posix_time/posix_time_types.hpp"

#include "boost/date_time/time_formatting_streams.hpp"

 

namespace boost {



namespace posix_time {



  //! Time duration to string -hh::mm::ss.fffffff. Example: 10:09:03.0123456

  /*!\ingroup time_format

   */

  inline std::string to_simple_string(time_duration td) {

    std::ostringstream ss;

    if(td.is_special()) {

      /* simply using 'ss << td.get_rep()' won't work on compilers

       * that don't support locales. This way does. */

      // switch copied from date_names_put.hpp

      switch(td.get_rep().as_special())

      {

      case not_a_date_time:

        //ss << "not-a-number";

        ss << "not-a-date-time";

        break;

      case pos_infin:

        ss << "+infinity";

        break;

      case neg_infin:

        ss << "-infinity";

        break;

      default:

        ss << "";

      }

    }

    else {

      if(td.is_negative()) {

        ss << '-';

      }

      ss  << std::setw(2) << std::setfill('0') 

          << date_time::absolute_value(td.hours()) << ":";

      ss  << std::setw(2) << std::setfill('0') 

          << date_time::absolute_value(td.minutes()) << ":";

      ss  << std::setw(2) << std::setfill('0') 

          << date_time::absolute_value(td.seconds());

      //TODO the following is totally non-generic, yelling FIXME

#if (defined(BOOST_MSVC) && (_MSC_VER < 1300))

      boost::int64_t frac_sec = 

        date_time::absolute_value(td.fractional_seconds());

      // JDG [7/6/02 VC++ compatibility]

      char buff[32];

      _i64toa(frac_sec, buff, 10);

#else

      time_duration::fractional_seconds_type frac_sec = 

        date_time::absolute_value(td.fractional_seconds());

#endif

      if (frac_sec != 0) {

        ss  << "." << std::setw(time_duration::num_fractional_digits())

            << std::setfill('0')

          

          // JDG [7/6/02 VC++ compatibility]

#if (defined(BOOST_MSVC) && (_MSC_VER < 1300))

            << buff;

#else

        << frac_sec;

#endif

      }

    }// else

    return ss.str();

  }



  //! Time duration in iso format -hhmmss,fffffff Example: 10:09:03,0123456

  /*!\ingroup time_format

   */

  inline 

  std::string 

  to_iso_string(time_duration td) 

  {

    std::ostringstream ss;

    if(td.is_special()) {

      /* simply using 'ss << td.get_rep()' won't work on compilers

       * that don't support locales. This way does. */

      // switch copied from date_names_put.hpp

      switch(td.get_rep().as_special()) {

      case not_a_date_time:

        //ss << "not-a-number";

        ss << "not-a-date-time";

        break;

      case pos_infin:

        ss << "+infinity";

        break;

      case neg_infin:

        ss << "-infinity";

        break;

      default:

        ss << "";

      }

    }

    else {

      if(td.is_negative()) {

        ss << '-';

      }

      ss  << std::setw(2) << std::setfill('0') 

          << date_time::absolute_value(td.hours());

      ss  << std::setw(2) << std::setfill('0') 

          << date_time::absolute_value(td.minutes());

      ss  << std::setw(2) << std::setfill('0') 

          << date_time::absolute_value(td.seconds());

      //TODO the following is totally non-generic, yelling FIXME

#if (defined(BOOST_MSVC) && (_MSC_VER < 1300))

      boost::int64_t frac_sec = 

        date_time::absolute_value(td.fractional_seconds());

      // JDG [7/6/02 VC++ compatibility]

      char buff[32];

      _i64toa(frac_sec, buff, 10);

#else

      time_duration::fractional_seconds_type frac_sec = 

        date_time::absolute_value(td.fractional_seconds());

#endif

      if (frac_sec != 0) {

        ss  << "." << std::setw(time_duration::num_fractional_digits())

            << std::setfill('0')

          

          // JDG [7/6/02 VC++ compatibility]

#if (defined(BOOST_MSVC) && (_MSC_VER < 1300))

            << buff;

#else

        << frac_sec;

#endif

      }

    }// else

    return ss.str();

  }



  //! Time to simple format CCYY-mmm-dd hh:mm:ss.fffffff

  /*!\ingroup time_format

   */

  inline 

  std::string 

  to_simple_string(ptime t) 

  {

    std::string ts = gregorian::to_simple_string(t.date());// + " ";

    if(!t.time_of_day().is_special()) {

      return ts + " " + to_simple_string(t.time_of_day());

    }

    else {

      return ts;

    }

  }



  //! Convert to string of form [YYYY-mmm-DD HH:MM::SS.ffffff/YYYY-mmm-DD HH:MM::SS.fffffff]

  /*!\ingroup time_format

   */

  inline 

  std::string 

  to_simple_string(time_period tp) 

  {

    std::string d1(to_simple_string(tp.begin()));

    std::string d2(to_simple_string(tp.last()));

    return std::string("[" + d1 + "/" + d2 +"]");

  }



  //! Convert iso short form YYYYMMDDTHHMMSS where T is the date-time separator

  /*!\ingroup time_format

   */

  inline 

  std::string to_iso_string(ptime t) 

  {

    std::string ts = gregorian::to_iso_string(t.date());// + "T";

    if(!t.time_of_day().is_special()) {

      return ts + "T" + to_iso_string(t.time_of_day());

    }

    else {

      return ts;

    }

  }



  //! Convert to form YYYY-MM-DDTHH:MM:SS where T is the date-time separator

  /*!\ingroup time_format

   */

  inline 

  std::string 

  to_iso_extended_string(ptime t) 

  {

    std::string ts = gregorian::to_iso_extended_string(t.date());// + "T";

    if(!t.time_of_day().is_special()) {

      return ts + "T" + to_simple_string(t.time_of_day());

    }

    else {

      return ts;

    }

  }





} } //namespace posix_time





#endif



