#ifndef GREGORIAN_FORMATTERS_HPP___

#define GREGORIAN_FORMATTERS_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/compiler_config.hpp"

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

#if defined(BOOST_DATE_TIME_INCLUDE_LIMITED_HEADERS)

#include "boost/date_time/date_formatting_limited.hpp"

#else

#include "boost/date_time/date_formatting.hpp"

#endif

#include "boost/date_time/iso_format.hpp"

#include "boost/date_time/date_format_simple.hpp"



/* NOTE: "to_*_string" code for older compilers, ones that define 

 * BOOST_DATE_TIME_INCLUDE_LIMITED_HEADERS, is located in 

 * formatters_limited.hpp

 */



namespace boost {

namespace gregorian {



  // wrapper function for to_simple_(w)string(date)

  template<class charT>

  inline 

  std::basic_string<charT> to_simple_string_type(const date& d) {

    return date_time::date_formatter<date,date_time::simple_format<charT>,charT>::date_to_string(d);

  }

  //! To YYYY-mmm-DD string where mmm 3 char month name. Example:  2002-Jan-01

  /*!\ingroup date_format

   */

  inline std::string to_simple_string(const date& d) {

    return to_simple_string_type<char>(d);

  }





  // wrapper function for to_simple_(w)string(date_period)

  template<class charT>

  inline std::basic_string<charT> to_simple_string_type(const date_period& d) {

    typedef std::basic_string<charT> string_type;

    charT b = '[', m = '/', e=']';



    string_type d1(date_time::date_formatter<date,date_time::simple_format<charT>,charT>::date_to_string(d.begin()));

    string_type d2(date_time::date_formatter<date,date_time::simple_format<charT>,charT>::date_to_string(d.last()));

    return string_type(b + d1 + m + d2 + e);

  }

  //! Convert date period to simple string. Example: [2002-Jan-01/2002-Jan-02]

  /*!\ingroup date_format

   */

  inline std::string to_simple_string(const date_period& d) {

    return to_simple_string_type<char>(d);

  }



  // wrapper function for to_iso_(w)string(date_period)

  template<class charT>

  inline std::basic_string<charT> to_iso_string_type(const date_period& d) {

    charT sep = '/';

    std::basic_string<charT> s(date_time::date_formatter<date,date_time::iso_format<charT>,charT>::date_to_string(d.begin()));

    return s + sep + date_time::date_formatter<date,date_time::iso_format<charT>,charT>::date_to_string(d.last());

  }

  //! Date period to iso standard format CCYYMMDD/CCYYMMDD. Example: 20021225/20021231

  /*!\ingroup date_format

   */

  inline std::string to_iso_string(const date_period& d) {

    return to_iso_string_type<char>(d);

  }





  // wrapper function for to_iso_extended_(w)string(date)

  template<class charT>

  inline std::basic_string<charT> to_iso_extended_string_type(const date& d) {

    return date_time::date_formatter<date,date_time::iso_extended_format<charT>,charT>::date_to_string(d);

  }

  //! Convert to iso extended format string CCYY-MM-DD. Example 2002-12-31

  /*!\ingroup date_format

   */

  inline std::string to_iso_extended_string(const date& d) {

    return to_iso_extended_string_type<char>(d);

  }



  // wrapper function for to_iso_(w)string(date)

  template<class charT>

  inline std::basic_string<charT> to_iso_string_type(const date& d) {

    return date_time::date_formatter<date,date_time::iso_format<charT>,charT>::date_to_string(d);

  }

  //! Convert to iso standard string YYYYMMDD. Example: 20021231

  /*!\ingroup date_format

   */

  inline std::string to_iso_string(const date& d) {

    return to_iso_string_type<char>(d);

  }



  

  



  // wrapper function for to_sql_(w)string(date)

  template<class charT>

  inline std::basic_string<charT> to_sql_string_type(const date& d) 

  {

    date::ymd_type ymd = d.year_month_day();

    std::basic_ostringstream<charT> ss;

    ss << ymd.year << "-"

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

       << ymd.month.as_number() //solves problem with gcc 3.1 hanging

       << "-"

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

       << ymd.day;

    return ss.str();

  }

  inline std::string to_sql_string(const date& d) {

    return to_sql_string_type<char>(d);

  }





#if !defined(BOOST_NO_STD_WSTRING)

  //! Convert date period to simple string. Example: [2002-Jan-01/2002-Jan-02]

  /*!\ingroup date_format

   */

  inline std::wstring to_simple_wstring(const date_period& d) {

    return to_simple_string_type<wchar_t>(d);

  }

  //! To YYYY-mmm-DD string where mmm 3 char month name. Example:  2002-Jan-01

  /*!\ingroup date_format

   */

  inline std::wstring to_simple_wstring(const date& d) {

    return to_simple_string_type<wchar_t>(d);

  }

  //! Date period to iso standard format CCYYMMDD/CCYYMMDD. Example: 20021225/20021231

  /*!\ingroup date_format

   */

  inline std::wstring to_iso_wstring(const date_period& d) {

    return to_iso_string_type<wchar_t>(d);

  }

  //! Convert to iso extended format string CCYY-MM-DD. Example 2002-12-31

  /*!\ingroup date_format

   */

  inline std::wstring to_iso_extended_wstring(const date& d) {

    return to_iso_extended_string_type<wchar_t>(d);

  }

  //! Convert to iso standard string YYYYMMDD. Example: 20021231

  /*!\ingroup date_format

   */

  inline std::wstring to_iso_wstring(const date& d) {

    return to_iso_string_type<wchar_t>(d);

  }

  inline std::wstring to_sql_wstring(const date& d) {

    return to_sql_string_type<wchar_t>(d);

  }

#endif // BOOST_NO_STD_WSTRING



} } //namespace gregorian





#endif



