Chris@16: #ifndef _DATE_TIME_DATE_FACET__HPP___
Chris@16: #define _DATE_TIME_DATE_FACET__HPP___
Chris@16: 
Chris@16: /* Copyright (c) 2004-2005 CrystalClear Software, Inc.
Chris@16:  * Use, modification and distribution is subject to the
Chris@16:  * Boost Software License, Version 1.0. (See accompanying
Chris@16:  * file LICENSE_1_0.txt or http://www.boost.org/LICENSE_1_0.txt)
Chris@16:  * Author:  Martin Andrian, Jeff Garland, Bart Garst
Chris@101:  * $Date$
Chris@16:  */
Chris@16: 
Chris@16: #include <locale>
Chris@16: #include <string>
Chris@16: #include <vector>
Chris@16: #include <iterator> // ostreambuf_iterator
Chris@16: #include <boost/throw_exception.hpp>
Chris@16: #include <boost/algorithm/string/replace.hpp>
Chris@16: #include <boost/date_time/compiler_config.hpp>
Chris@16: #include <boost/date_time/period.hpp>
Chris@16: #include <boost/date_time/special_defs.hpp>
Chris@16: #include <boost/date_time/special_values_formatter.hpp>
Chris@16: #include <boost/date_time/period_formatter.hpp>
Chris@16: #include <boost/date_time/period_parser.hpp>
Chris@16: #include <boost/date_time/date_generator_formatter.hpp>
Chris@16: #include <boost/date_time/date_generator_parser.hpp>
Chris@16: #include <boost/date_time/format_date_parser.hpp>
Chris@16: 
Chris@16: namespace boost { namespace date_time {
Chris@16: 
Chris@16: 
Chris@16:   /*! Class that provides format based I/O facet for date types.
Chris@16:    *
Chris@16:    * This class allows the formatting of dates by using format string.
Chris@16:    * Format strings are:
Chris@16:    *
Chris@16:    *  - %A => long_weekday_format - Full name Ex: Tuesday
Chris@16:    *  - %a => short_weekday_format - Three letter abbreviation Ex: Tue
Chris@16:    *  - %B => long_month_format - Full name Ex: October
Chris@16:    *  - %b => short_month_format - Three letter abbreviation Ex: Oct
Chris@16:    *  - %x => standard_format_specifier - defined by the locale
Chris@16:    *  - %Y-%b-%d => default_date_format - YYYY-Mon-dd
Chris@16:    *
Chris@16:    * Default month format == %b
Chris@16:    * Default weekday format == %a
Chris@16:    */
Chris@16:   template <class date_type,
Chris@16:             class CharT,
Chris@16:             class OutItrT = std::ostreambuf_iterator<CharT, std::char_traits<CharT> > >
Chris@16:   class date_facet : public std::locale::facet {
Chris@16:   public:
Chris@16:     typedef typename date_type::duration_type duration_type;
Chris@16:     // greg_weekday is gregorian_calendar::day_of_week_type
Chris@16:     typedef typename date_type::day_of_week_type day_of_week_type;
Chris@16:     typedef typename date_type::day_type day_type;
Chris@16:     typedef typename date_type::month_type month_type;
Chris@16:     typedef boost::date_time::period<date_type,duration_type> period_type;
Chris@16:     typedef std::basic_string<CharT> string_type;
Chris@16:     typedef CharT                    char_type;
Chris@16:     typedef boost::date_time::period_formatter<CharT>  period_formatter_type;
Chris@16:     typedef boost::date_time::special_values_formatter<CharT>  special_values_formatter_type;
Chris@16:     typedef std::vector<std::basic_string<CharT> > input_collection_type;
Chris@16:     // used for the output of the date_generators
Chris@16:     typedef date_generator_formatter<date_type, CharT> date_gen_formatter_type;
Chris@16:     typedef partial_date<date_type>          partial_date_type;
Chris@16:     typedef nth_kday_of_month<date_type>     nth_kday_type;
Chris@16:     typedef first_kday_of_month<date_type>   first_kday_type;
Chris@16:     typedef last_kday_of_month<date_type>    last_kday_type;
Chris@16:     typedef first_kday_after<date_type>      kday_after_type;
Chris@16:     typedef first_kday_before<date_type>     kday_before_type;
Chris@16:     static const char_type long_weekday_format[3];
Chris@16:     static const char_type short_weekday_format[3];
Chris@16:     static const char_type long_month_format[3];
Chris@16:     static const char_type short_month_format[3];
Chris@16:     static const char_type default_period_separator[4];
Chris@16:     static const char_type standard_format_specifier[3];
Chris@16:     static const char_type iso_format_specifier[7];
Chris@16:     static const char_type iso_format_extended_specifier[9];
Chris@16:     static const char_type default_date_format[9]; // YYYY-Mon-DD
Chris@16:     static std::locale::id id;
Chris@16: 
Chris@16: #if defined (__SUNPRO_CC) && defined (_RWSTD_VER)
Chris@16:       std::locale::id& __get_id (void) const { return id; }
Chris@16: #endif
Chris@16: 
Chris@16:     explicit date_facet(::size_t a_ref = 0)
Chris@16:       : std::locale::facet(a_ref),
Chris@16:         //m_format(standard_format_specifier)
Chris@16:         m_format(default_date_format),
Chris@16:         m_month_format(short_month_format),
Chris@16:         m_weekday_format(short_weekday_format)
Chris@16:     {}
Chris@16: 
Chris@16:     explicit date_facet(const char_type* format_str,
Chris@16:                         const input_collection_type& short_names,
Chris@16:                         ::size_t ref_count = 0)
Chris@16:       : std::locale::facet(ref_count),
Chris@16:         m_format(format_str),
Chris@16:         m_month_format(short_month_format),
Chris@16:         m_weekday_format(short_weekday_format),
Chris@16:         m_month_short_names(short_names)
Chris@16:     {}
Chris@16: 
Chris@16: 
Chris@16:     explicit date_facet(const char_type* format_str,
Chris@16:                         period_formatter_type per_formatter = period_formatter_type(),
Chris@16:                         special_values_formatter_type sv_formatter = special_values_formatter_type(),
Chris@16:                         date_gen_formatter_type dg_formatter = date_gen_formatter_type(),
Chris@16:                         ::size_t ref_count = 0)
Chris@16:       : std::locale::facet(ref_count),
Chris@16:         m_format(format_str),
Chris@16:         m_month_format(short_month_format),
Chris@16:         m_weekday_format(short_weekday_format),
Chris@16:         m_period_formatter(per_formatter),
Chris@16:         m_date_gen_formatter(dg_formatter),
Chris@16:         m_special_values_formatter(sv_formatter)
Chris@16:      {}
Chris@16:     void format(const char_type* const format_str) {
Chris@16:       m_format = format_str;
Chris@16:     }
Chris@16:     virtual void set_iso_format()
Chris@16:     {
Chris@16:       m_format = iso_format_specifier;
Chris@16:     }
Chris@16:     virtual void set_iso_extended_format()
Chris@16:     {
Chris@16:       m_format = iso_format_extended_specifier;
Chris@16:     }
Chris@16:     void month_format(const char_type* const format_str) {
Chris@16:       m_month_format = format_str;
Chris@16:     }
Chris@16:     void weekday_format(const char_type* const format_str) {
Chris@16:       m_weekday_format = format_str;
Chris@16:     }
Chris@16: 
Chris@16:     void period_formatter(period_formatter_type per_formatter) {
Chris@16:       m_period_formatter= per_formatter;
Chris@16:     }
Chris@16:     void special_values_formatter(const special_values_formatter_type& svf)
Chris@16:     {
Chris@16:       m_special_values_formatter = svf;
Chris@16:     }
Chris@16:     void short_weekday_names(const input_collection_type& short_names)
Chris@16:     {
Chris@16:       m_weekday_short_names = short_names;
Chris@16:     }
Chris@16:     void long_weekday_names(const input_collection_type& long_names)
Chris@16:     {
Chris@16:       m_weekday_long_names = long_names;
Chris@16:     }
Chris@16: 
Chris@16:     void short_month_names(const input_collection_type& short_names)
Chris@16:     {
Chris@16:       m_month_short_names = short_names;
Chris@16:     }
Chris@16: 
Chris@16:     void long_month_names(const input_collection_type& long_names)
Chris@16:     {
Chris@16:       m_month_long_names = long_names;
Chris@16:     }
Chris@16: 
Chris@16:     void date_gen_phrase_strings(const input_collection_type& new_strings,
Chris@16:                            typename date_gen_formatter_type::phrase_elements beg_pos=date_gen_formatter_type::first)
Chris@16:     {
Chris@16:       m_date_gen_formatter.elements(new_strings, beg_pos);
Chris@16:     }
Chris@16: 
Chris@16:     OutItrT put(OutItrT next,
Chris@16:                 std::ios_base& a_ios,
Chris@16:                 char_type fill_char,
Chris@16:                 const date_type& d) const
Chris@16:     {
Chris@16:       if (d.is_special()) {
Chris@16:         return do_put_special(next, a_ios, fill_char, d.as_special());
Chris@16:       }
Chris@16:       //The following line of code required the date to support a to_tm function
Chris@16:       return do_put_tm(next, a_ios, fill_char, to_tm(d), m_format);
Chris@16:     }
Chris@16: 
Chris@16:     OutItrT put(OutItrT next,
Chris@16:                 std::ios_base& a_ios,
Chris@16:                 char_type fill_char,
Chris@16:                 const duration_type& dd) const
Chris@16:     {
Chris@16:       if (dd.is_special()) {
Chris@16:         return do_put_special(next, a_ios, fill_char, dd.get_rep().as_special());
Chris@16:       }
Chris@16: 
Chris@16:       typedef std::num_put<CharT, OutItrT> num_put;
Chris@16:       if (std::has_facet<num_put>(a_ios.getloc())) {
Chris@16:         return std::use_facet<num_put>(a_ios.getloc()).put(next, a_ios, fill_char, dd.get_rep().as_number());
Chris@16:       }
Chris@16:       else {
Chris@16:         num_put* f = new num_put();
Chris@16:         std::locale l = std::locale(a_ios.getloc(), f);
Chris@16:         a_ios.imbue(l);
Chris@16:         return f->put(next, a_ios, fill_char, dd.get_rep().as_number());
Chris@16:       }
Chris@16: 
Chris@16:     }
Chris@16: 
Chris@16: 
Chris@16:     OutItrT put(OutItrT next,
Chris@16:                 std::ios_base& a_ios,
Chris@16:                 char_type fill_char,
Chris@16:                 const month_type& m) const
Chris@16:     {
Chris@16:       //if (d.is_special()) {
Chris@16:       //  return do_put_special(next, a_ios, fill_char, d.as_special());
Chris@16:       //}
Chris@16:       //The following line of code required the date to support a to_tm function
Chris@16:       std::tm dtm;
Chris@16:       std::memset(&dtm, 0, sizeof(dtm));
Chris@16:       dtm.tm_mon = m - 1;
Chris@16:       return do_put_tm(next, a_ios, fill_char, dtm, m_month_format);
Chris@16:     }
Chris@16: 
Chris@16:     //! puts the day of month
Chris@16:     OutItrT put(OutItrT next,
Chris@16:                 std::ios_base& a_ios,
Chris@16:                 char_type fill_char,
Chris@16:                 const day_type& day) const
Chris@16:     {
Chris@16:       std::tm dtm;
Chris@16:       std::memset(&dtm, 0, sizeof(dtm));
Chris@16:       dtm.tm_mday = day.as_number();
Chris@16:       char_type tmp[3] = {'%','d'};
Chris@16:       string_type temp_format(tmp);
Chris@16:       return do_put_tm(next, a_ios, fill_char, dtm, temp_format);
Chris@16:     }
Chris@16: 
Chris@16:     OutItrT put(OutItrT next,
Chris@16:                 std::ios_base& a_ios,
Chris@16:                 char_type fill_char,
Chris@16:                 const day_of_week_type& dow) const
Chris@16:     {
Chris@16:       //if (d.is_special()) {
Chris@16:       //  return do_put_special(next, a_ios, fill_char, d.as_special());
Chris@16:       //}
Chris@16:       //The following line of code required the date to support a to_tm function
Chris@16:       std::tm dtm;
Chris@16:       std::memset(&dtm, 0, sizeof(dtm));
Chris@16:       dtm.tm_wday = dow;
Chris@16:       return do_put_tm(next, a_ios, fill_char, dtm, m_weekday_format);
Chris@16:     }
Chris@16: 
Chris@16: 
Chris@16:     OutItrT put(OutItrT next,
Chris@16:                 std::ios_base& a_ios,
Chris@16:                 char_type fill_char,
Chris@16:                 const period_type& p) const
Chris@16:     {
Chris@16:       return m_period_formatter.put_period(next, a_ios, fill_char, p, *this);
Chris@16:     }
Chris@16: 
Chris@16:     OutItrT put(OutItrT next,
Chris@16:                 std::ios_base& a_ios,
Chris@16:                 char_type fill_char,
Chris@16:                 const partial_date_type& pd) const
Chris@16:     {
Chris@16:       return m_date_gen_formatter.put_partial_date(next, a_ios, fill_char, pd, *this);
Chris@16:     }
Chris@16: 
Chris@16:     OutItrT put(OutItrT next,
Chris@16:                 std::ios_base& a_ios,
Chris@16:                 char_type fill_char,
Chris@16:                 const nth_kday_type& nkd) const
Chris@16:     {
Chris@16:       return m_date_gen_formatter.put_nth_kday(next, a_ios, fill_char, nkd, *this);
Chris@16:     }
Chris@16: 
Chris@16:     OutItrT put(OutItrT next,
Chris@16:                 std::ios_base& a_ios,
Chris@16:                 char_type fill_char,
Chris@16:                 const first_kday_type& fkd) const
Chris@16:     {
Chris@16:       return m_date_gen_formatter.put_first_kday(next, a_ios, fill_char, fkd, *this);
Chris@16:     }
Chris@16: 
Chris@16:     OutItrT put(OutItrT next,
Chris@16:                 std::ios_base& a_ios,
Chris@16:                 char_type fill_char,
Chris@16:                 const last_kday_type& lkd) const
Chris@16:     {
Chris@16:       return m_date_gen_formatter.put_last_kday(next, a_ios, fill_char, lkd, *this);
Chris@16:     }
Chris@16: 
Chris@16:     OutItrT put(OutItrT next,
Chris@16:                 std::ios_base& a_ios,
Chris@16:                 char_type fill_char,
Chris@16:                 const kday_before_type& fkb) const
Chris@16:     {
Chris@16:       return m_date_gen_formatter.put_kday_before(next, a_ios, fill_char, fkb, *this);
Chris@16:     }
Chris@16: 
Chris@16:     OutItrT put(OutItrT next,
Chris@16:                 std::ios_base& a_ios,
Chris@16:                 char_type fill_char,
Chris@16:                 const kday_after_type& fka) const
Chris@16:     {
Chris@16:       return m_date_gen_formatter.put_kday_after(next, a_ios, fill_char, fka, *this);
Chris@16:     }
Chris@16: 
Chris@16:   protected:
Chris@16:     virtual OutItrT do_put_special(OutItrT next,
Chris@16:                                    std::ios_base& /*a_ios*/,
Chris@16:                                    char_type /*fill_char*/,
Chris@16:                                    const boost::date_time::special_values sv) const
Chris@16:     {
Chris@16:       m_special_values_formatter.put_special(next, sv);
Chris@16:       return next;
Chris@16:     }
Chris@16:     virtual OutItrT do_put_tm(OutItrT next,
Chris@16:                               std::ios_base& a_ios,
Chris@16:                               char_type fill_char,
Chris@16:                               const tm& tm_value,
Chris@16:                               string_type a_format) const
Chris@16:     {
Chris@16:       // update format string with custom names
Chris@16:       if (m_weekday_long_names.size()) {
Chris@16:         boost::algorithm::replace_all(a_format,
Chris@16:                                       long_weekday_format,
Chris@16:                                       m_weekday_long_names[tm_value.tm_wday]);
Chris@16:       }
Chris@16:       if (m_weekday_short_names.size()) {
Chris@16:         boost::algorithm::replace_all(a_format,
Chris@16:                                       short_weekday_format,
Chris@16:                                       m_weekday_short_names[tm_value.tm_wday]);
Chris@16: 
Chris@16:       }
Chris@16:       if (m_month_long_names.size()) {
Chris@16:         boost::algorithm::replace_all(a_format,
Chris@16:                                       long_month_format,
Chris@16:                                       m_month_long_names[tm_value.tm_mon]);
Chris@16:       }
Chris@16:       if (m_month_short_names.size()) {
Chris@16:         boost::algorithm::replace_all(a_format,
Chris@16:                                       short_month_format,
Chris@16:                                       m_month_short_names[tm_value.tm_mon]);
Chris@16:       }
Chris@16:       // use time_put facet to create final string
Chris@16:       const char_type* p_format = a_format.c_str();
Chris@16:       return std::use_facet<std::time_put<CharT> >(a_ios.getloc()).put(next, a_ios,
Chris@16:                                                                        fill_char,
Chris@16:                                                                        &tm_value,
Chris@16:                                                                        p_format,
Chris@16:                                                                        p_format + a_format.size());
Chris@16:     }
Chris@16:   protected:
Chris@16:     string_type                   m_format;
Chris@16:     string_type                   m_month_format;
Chris@16:     string_type                   m_weekday_format;
Chris@16:     period_formatter_type         m_period_formatter;
Chris@16:     date_gen_formatter_type       m_date_gen_formatter;
Chris@16:     special_values_formatter_type m_special_values_formatter;
Chris@16:     input_collection_type         m_month_short_names;
Chris@16:     input_collection_type         m_month_long_names;
Chris@16:     input_collection_type         m_weekday_short_names;
Chris@16:     input_collection_type         m_weekday_long_names;
Chris@16:   private:
Chris@16:   };
Chris@16: 
Chris@16:   template <class date_type, class CharT, class OutItrT>
Chris@16:   std::locale::id date_facet<date_type, CharT, OutItrT>::id;
Chris@16: 
Chris@16:   template <class date_type, class CharT, class OutItrT>
Chris@16:   const typename date_facet<date_type, CharT, OutItrT>::char_type
Chris@16:   date_facet<date_type, CharT, OutItrT>::long_weekday_format[3] = {'%','A'};
Chris@16: 
Chris@16:   template <class date_type, class CharT, class OutItrT>
Chris@16:   const typename date_facet<date_type, CharT, OutItrT>::char_type
Chris@16:   date_facet<date_type, CharT, OutItrT>::short_weekday_format[3] = {'%','a'};
Chris@16: 
Chris@16:   template <class date_type, class CharT, class OutItrT>
Chris@16:   const typename date_facet<date_type, CharT, OutItrT>::char_type
Chris@16:   date_facet<date_type, CharT, OutItrT>::long_month_format[3] = {'%','B'};
Chris@16: 
Chris@16:   template <class date_type, class CharT, class OutItrT>
Chris@16:   const typename date_facet<date_type, CharT, OutItrT>::char_type
Chris@16:   date_facet<date_type, CharT, OutItrT>::short_month_format[3] = {'%','b'};
Chris@16: 
Chris@16:   template <class date_type, class CharT, class OutItrT>
Chris@16:   const typename date_facet<date_type, CharT, OutItrT>::char_type
Chris@16:   date_facet<date_type, CharT, OutItrT>::default_period_separator[4] = { ' ', '/', ' '};
Chris@16: 
Chris@16:   template <class date_type, class CharT, class OutItrT>
Chris@16:   const typename date_facet<date_type, CharT, OutItrT>::char_type
Chris@16:   date_facet<date_type, CharT, OutItrT>::standard_format_specifier[3] =
Chris@16:     {'%', 'x' };
Chris@16: 
Chris@16:   template <class date_type, class CharT, class OutItrT>
Chris@16:   const typename date_facet<date_type, CharT, OutItrT>::char_type
Chris@16:   date_facet<date_type, CharT, OutItrT>::iso_format_specifier[7] =
Chris@16:     {'%', 'Y', '%', 'm', '%', 'd' };
Chris@16: 
Chris@16:   template <class date_type, class CharT, class OutItrT>
Chris@16:   const typename date_facet<date_type, CharT, OutItrT>::char_type
Chris@16:   date_facet<date_type, CharT, OutItrT>::iso_format_extended_specifier[9] =
Chris@16:     {'%', 'Y', '-', '%', 'm', '-', '%', 'd' };
Chris@16: 
Chris@16:   template <class date_type, class CharT, class OutItrT>
Chris@16:   const typename date_facet<date_type, CharT, OutItrT>::char_type
Chris@16:   date_facet<date_type, CharT, OutItrT>::default_date_format[9] =
Chris@16:     {'%','Y','-','%','b','-','%','d'};
Chris@16: 
Chris@16: 
Chris@16: 
Chris@16:   //! Input facet
Chris@16:   template <class date_type,
Chris@16:             class CharT,
Chris@16:             class InItrT = std::istreambuf_iterator<CharT, std::char_traits<CharT> > >
Chris@16:   class date_input_facet : public std::locale::facet {
Chris@16:   public:
Chris@16:     typedef typename date_type::duration_type duration_type;
Chris@16:     // greg_weekday is gregorian_calendar::day_of_week_type
Chris@16:     typedef typename date_type::day_of_week_type day_of_week_type;
Chris@16:     typedef typename date_type::day_type day_type;
Chris@16:     typedef typename date_type::month_type month_type;
Chris@16:     typedef typename date_type::year_type year_type;
Chris@16:     typedef boost::date_time::period<date_type,duration_type> period_type;
Chris@16:     typedef std::basic_string<CharT> string_type;
Chris@16:     typedef CharT                    char_type;
Chris@16:     typedef boost::date_time::period_parser<date_type, CharT>  period_parser_type;
Chris@16:     typedef boost::date_time::special_values_parser<date_type,CharT> special_values_parser_type;
Chris@16:     typedef std::vector<std::basic_string<CharT> > input_collection_type;
Chris@16:     typedef format_date_parser<date_type, CharT> format_date_parser_type;
Chris@16:     // date_generators stuff goes here
Chris@16:     typedef date_generator_parser<date_type, CharT> date_gen_parser_type;
Chris@16:     typedef partial_date<date_type>          partial_date_type;
Chris@16:     typedef nth_kday_of_month<date_type>     nth_kday_type;
Chris@16:     typedef first_kday_of_month<date_type>   first_kday_type;
Chris@16:     typedef last_kday_of_month<date_type>    last_kday_type;
Chris@16:     typedef first_kday_after<date_type>      kday_after_type;
Chris@16:     typedef first_kday_before<date_type>     kday_before_type;
Chris@16: 
Chris@16:     static const char_type long_weekday_format[3];
Chris@16:     static const char_type short_weekday_format[3];
Chris@16:     static const char_type long_month_format[3];
Chris@16:     static const char_type short_month_format[3];
Chris@16:     static const char_type four_digit_year_format[3];
Chris@16:     static const char_type two_digit_year_format[3];
Chris@16:     static const char_type default_period_separator[4];
Chris@16:     static const char_type standard_format_specifier[3];
Chris@16:     static const char_type iso_format_specifier[7];
Chris@16:     static const char_type iso_format_extended_specifier[9];
Chris@16:     static const char_type default_date_format[9]; // YYYY-Mon-DD
Chris@16:     static std::locale::id id;
Chris@16: 
Chris@16:     explicit date_input_facet(::size_t a_ref = 0)
Chris@16:       : std::locale::facet(a_ref),
Chris@16:         m_format(default_date_format),
Chris@16:         m_month_format(short_month_format),
Chris@16:         m_weekday_format(short_weekday_format),
Chris@16:         m_year_format(four_digit_year_format),
Chris@16:         m_parser(m_format, std::locale::classic())
Chris@16:         // default period_parser & special_values_parser used
Chris@16:     {}
Chris@16: 
Chris@16:     explicit date_input_facet(const string_type& format_str,
Chris@16:                               ::size_t a_ref = 0)
Chris@16:       : std::locale::facet(a_ref),
Chris@16:         m_format(format_str),
Chris@16:         m_month_format(short_month_format),
Chris@16:         m_weekday_format(short_weekday_format),
Chris@16:         m_year_format(four_digit_year_format),
Chris@16:         m_parser(m_format, std::locale::classic())
Chris@16:         // default period_parser & special_values_parser used
Chris@16:     {}
Chris@16: 
Chris@16:     explicit date_input_facet(const string_type& format_str,
Chris@16:                               const format_date_parser_type& date_parser,
Chris@16:                               const special_values_parser_type& sv_parser,
Chris@16:                               const period_parser_type& per_parser,
Chris@16:                               const date_gen_parser_type& date_gen_parser,
Chris@16:                               ::size_t ref_count = 0)
Chris@16:       : std::locale::facet(ref_count),
Chris@16:         m_format(format_str),
Chris@16:         m_month_format(short_month_format),
Chris@16:         m_weekday_format(short_weekday_format),
Chris@16:         m_year_format(four_digit_year_format),
Chris@16:         m_parser(date_parser),
Chris@16:         m_date_gen_parser(date_gen_parser),
Chris@16:         m_period_parser(per_parser),
Chris@16:         m_sv_parser(sv_parser)
Chris@16:     {}
Chris@16: 
Chris@16: 
Chris@16:     void format(const char_type* const format_str) {
Chris@16:       m_format = format_str;
Chris@16:     }
Chris@16:     virtual void set_iso_format()
Chris@16:     {
Chris@16:       m_format = iso_format_specifier;
Chris@16:     }
Chris@16:     virtual void set_iso_extended_format()
Chris@16:     {
Chris@16:       m_format = iso_format_extended_specifier;
Chris@16:     }
Chris@16:     void month_format(const char_type* const format_str) {
Chris@16:       m_month_format = format_str;
Chris@16:     }
Chris@16:     void weekday_format(const char_type* const format_str) {
Chris@16:       m_weekday_format = format_str;
Chris@16:     }
Chris@16:     void year_format(const char_type* const format_str) {
Chris@16:       m_year_format = format_str;
Chris@16:     }
Chris@16: 
Chris@16:     void period_parser(period_parser_type per_parser) {
Chris@16:       m_period_parser = per_parser;
Chris@16:     }
Chris@16:     void short_weekday_names(const input_collection_type& weekday_names)
Chris@16:     {
Chris@16:       m_parser.short_weekday_names(weekday_names);
Chris@16:     }
Chris@16:     void long_weekday_names(const input_collection_type& weekday_names)
Chris@16:     {
Chris@16:       m_parser.long_weekday_names(weekday_names);
Chris@16:     }
Chris@16: 
Chris@16:     void short_month_names(const input_collection_type& month_names)
Chris@16:     {
Chris@16:       m_parser.short_month_names(month_names);
Chris@16:     }
Chris@16: 
Chris@16:     void long_month_names(const input_collection_type& month_names)
Chris@16:     {
Chris@16:       m_parser.long_month_names(month_names);
Chris@16:     }
Chris@16: 
Chris@16:     void date_gen_element_strings(const input_collection_type& col)
Chris@16:     {
Chris@16:       m_date_gen_parser.element_strings(col);
Chris@16:     }
Chris@16:     void date_gen_element_strings(const string_type& first,
Chris@16:                                   const string_type& second,
Chris@16:                                   const string_type& third,
Chris@16:                                   const string_type& fourth,
Chris@16:                                   const string_type& fifth,
Chris@16:                                   const string_type& last,
Chris@16:                                   const string_type& before,
Chris@16:                                   const string_type& after,
Chris@16:                                   const string_type& of)
Chris@16: 
Chris@16:     {
Chris@16:       m_date_gen_parser.element_strings(first,second,third,fourth,fifth,last,before,after,of);
Chris@16:     }
Chris@16: 
Chris@16:     void special_values_parser(special_values_parser_type sv_parser)
Chris@16:     {
Chris@16:       m_sv_parser = sv_parser;
Chris@16:     }
Chris@16: 
Chris@16:     InItrT get(InItrT& from,
Chris@16:                InItrT& to,
Chris@16:                std::ios_base& /*a_ios*/,
Chris@16:                date_type& d) const
Chris@16:     {
Chris@16:       d = m_parser.parse_date(from, to, m_format, m_sv_parser);
Chris@16:       return from;
Chris@16:     }
Chris@16:     InItrT get(InItrT& from,
Chris@16:                InItrT& to,
Chris@16:                std::ios_base& /*a_ios*/,
Chris@16:                month_type& m) const
Chris@16:     {
Chris@16:       m = m_parser.parse_month(from, to, m_month_format);
Chris@16:       return from;
Chris@16:     }
Chris@16:     InItrT get(InItrT& from,
Chris@16:                InItrT& to,
Chris@16:                std::ios_base& /*a_ios*/,
Chris@16:                day_of_week_type& wd) const
Chris@16:     {
Chris@16:       wd = m_parser.parse_weekday(from, to, m_weekday_format);
Chris@16:       return from;
Chris@16:     }
Chris@16:     //! Expects 1 or 2 digit day range: 1-31
Chris@16:     InItrT get(InItrT& from,
Chris@16:                InItrT& to,
Chris@16:                std::ios_base& /*a_ios*/,
Chris@16:                day_type& d) const
Chris@16:     {
Chris@16:       d = m_parser.parse_var_day_of_month(from, to);
Chris@16:       return from;
Chris@16:     }
Chris@16:     InItrT get(InItrT& from,
Chris@16:                InItrT& to,
Chris@16:                std::ios_base& /*a_ios*/,
Chris@16:                year_type& y) const
Chris@16:     {
Chris@16:       y = m_parser.parse_year(from, to, m_year_format);
Chris@16:       return from;
Chris@16:     }
Chris@16:     InItrT get(InItrT& from,
Chris@16:                InItrT& to,
Chris@16:                std::ios_base& a_ios,
Chris@16:                duration_type& dd) const
Chris@16:     {
Chris@16:       // skip leading whitespace
Chris@16:       while(std::isspace(*from) && from != to) { ++from; }
Chris@16: 
Chris@16:       /* num_get.get() will always consume the first character if it
Chris@16:        * is a sign indicator (+/-). Special value strings may begin
Chris@16:        * with one of these signs so we'll need a copy of it
Chris@16:        * in case num_get.get() fails. */
Chris@16:       char_type c = '\0';
Chris@16:       // TODO Are these characters somewhere in the locale?
Chris@16:       if(*from == '-' || *from == '+') {
Chris@16:         c = *from;
Chris@16:       }
Chris@16:       typedef std::num_get<CharT, InItrT> num_get;
Chris@16:       typename duration_type::duration_rep_type val = 0;
Chris@16:       std::ios_base::iostate err = std::ios_base::goodbit;
Chris@16: 
Chris@16:       if (std::has_facet<num_get>(a_ios.getloc())) {
Chris@16:         from = std::use_facet<num_get>(a_ios.getloc()).get(from, to, a_ios, err, val);
Chris@16:       }
Chris@16:       else {
Chris@16:         num_get* ng = new num_get();
Chris@16:         std::locale l = std::locale(a_ios.getloc(), ng);
Chris@16:         a_ios.imbue(l);
Chris@16:         from = ng->get(from, to, a_ios, err, val);
Chris@16:       }
Chris@16:       if(err & std::ios_base::failbit){
Chris@16:         typedef typename special_values_parser_type::match_results match_results;
Chris@16:         match_results mr;
Chris@16:         if(c == '-' || c == '+') { // was the first character consumed?
Chris@16:           mr.cache += c;
Chris@16:         }
Chris@16:         m_sv_parser.match(from, to, mr);
Chris@16:         if(mr.current_match == match_results::PARSE_ERROR) {
Chris@16:           boost::throw_exception(std::ios_base::failure("Parse failed. No match found for '" + mr.cache + "'"));
Chris@16:           BOOST_DATE_TIME_UNREACHABLE_EXPRESSION(return from); // should never reach
Chris@16:         }
Chris@16:         dd = duration_type(static_cast<special_values>(mr.current_match));
Chris@16:       }
Chris@16:       else {
Chris@16:         dd = duration_type(val);
Chris@16:       }
Chris@16:       return from;
Chris@16:     }
Chris@16:     InItrT get(InItrT& from,
Chris@16:                InItrT& to,
Chris@16:                std::ios_base& a_ios,
Chris@16:                period_type& p) const
Chris@16:     {
Chris@16:       p = m_period_parser.get_period(from, to, a_ios, p, duration_type::unit(), *this);
Chris@16:       return from;
Chris@16:     }
Chris@16:     InItrT get(InItrT& from,
Chris@16:                InItrT& to,
Chris@16:                std::ios_base& a_ios,
Chris@16:                nth_kday_type& nkd) const
Chris@16:     {
Chris@16:       nkd = m_date_gen_parser.get_nth_kday_type(from, to, a_ios, *this);
Chris@16:       return from;
Chris@16:     }
Chris@16:     InItrT get(InItrT& from,
Chris@16:                InItrT& to,
Chris@16:                std::ios_base& a_ios,
Chris@16:                partial_date_type& pd) const
Chris@16:     {
Chris@16: 
Chris@16:       pd = m_date_gen_parser.get_partial_date_type(from, to, a_ios, *this);
Chris@16:       return from;
Chris@16:     }
Chris@16:     InItrT get(InItrT& from,
Chris@16:                InItrT& to,
Chris@16:                std::ios_base& a_ios,
Chris@16:                first_kday_type& fkd) const
Chris@16:     {
Chris@16:       fkd = m_date_gen_parser.get_first_kday_type(from, to, a_ios, *this);
Chris@16:       return from;
Chris@16:     }
Chris@16:     InItrT get(InItrT& from,
Chris@16:                InItrT& to,
Chris@16:                std::ios_base& a_ios,
Chris@16:                last_kday_type& lkd) const
Chris@16:     {
Chris@16:       lkd = m_date_gen_parser.get_last_kday_type(from, to, a_ios, *this);
Chris@16:       return from;
Chris@16:     }
Chris@16:     InItrT get(InItrT& from,
Chris@16:                InItrT& to,
Chris@16:                std::ios_base& a_ios,
Chris@16:                kday_before_type& fkb) const
Chris@16:     {
Chris@16:       fkb = m_date_gen_parser.get_kday_before_type(from, to, a_ios, *this);
Chris@16:       return from;
Chris@16:     }
Chris@16:     InItrT get(InItrT& from,
Chris@16:                InItrT& to,
Chris@16:                std::ios_base& a_ios,
Chris@16:                kday_after_type& fka) const
Chris@16:     {
Chris@16:       fka = m_date_gen_parser.get_kday_after_type(from, to, a_ios, *this);
Chris@16:       return from;
Chris@16:     }
Chris@16: 
Chris@16:   protected:
Chris@16:     string_type                   m_format;
Chris@16:     string_type                   m_month_format;
Chris@16:     string_type                   m_weekday_format;
Chris@16:     string_type                   m_year_format;
Chris@16:     format_date_parser_type       m_parser;
Chris@16:     date_gen_parser_type          m_date_gen_parser;
Chris@16:     period_parser_type            m_period_parser;
Chris@16:     special_values_parser_type    m_sv_parser;
Chris@16:   private:
Chris@16:   };
Chris@16: 
Chris@16: 
Chris@16:   template <class date_type, class CharT, class OutItrT>
Chris@16:   std::locale::id date_input_facet<date_type, CharT, OutItrT>::id;
Chris@16: 
Chris@16:   template <class date_type, class CharT, class OutItrT>
Chris@16:   const typename date_input_facet<date_type, CharT, OutItrT>::char_type
Chris@16:   date_input_facet<date_type, CharT, OutItrT>::long_weekday_format[3] = {'%','A'};
Chris@16: 
Chris@16:   template <class date_type, class CharT, class OutItrT>
Chris@16:   const typename date_input_facet<date_type, CharT, OutItrT>::char_type
Chris@16:   date_input_facet<date_type, CharT, OutItrT>::short_weekday_format[3] = {'%','a'};
Chris@16: 
Chris@16:   template <class date_type, class CharT, class OutItrT>
Chris@16:   const typename date_input_facet<date_type, CharT, OutItrT>::char_type
Chris@16:   date_input_facet<date_type, CharT, OutItrT>::long_month_format[3] = {'%','B'};
Chris@16: 
Chris@16:   template <class date_type, class CharT, class OutItrT>
Chris@16:   const typename date_input_facet<date_type, CharT, OutItrT>::char_type
Chris@16:   date_input_facet<date_type, CharT, OutItrT>::short_month_format[3] = {'%','b'};
Chris@16: 
Chris@16:   template <class date_type, class CharT, class OutItrT>
Chris@16:   const typename date_input_facet<date_type, CharT, OutItrT>::char_type
Chris@16:   date_input_facet<date_type, CharT, OutItrT>::four_digit_year_format[3] = {'%','Y'};
Chris@16: 
Chris@16:   template <class date_type, class CharT, class OutItrT>
Chris@16:   const typename date_input_facet<date_type, CharT, OutItrT>::char_type
Chris@16:   date_input_facet<date_type, CharT, OutItrT>::two_digit_year_format[3] = {'%','y'};
Chris@16: 
Chris@16:   template <class date_type, class CharT, class OutItrT>
Chris@16:   const typename date_input_facet<date_type, CharT, OutItrT>::char_type
Chris@16:   date_input_facet<date_type, CharT, OutItrT>::default_period_separator[4] = { ' ', '/', ' '};
Chris@16: 
Chris@16:   template <class date_type, class CharT, class OutItrT>
Chris@16:   const typename date_input_facet<date_type, CharT, OutItrT>::char_type
Chris@16:   date_input_facet<date_type, CharT, OutItrT>::standard_format_specifier[3] =
Chris@16:     {'%', 'x' };
Chris@16: 
Chris@16:   template <class date_type, class CharT, class OutItrT>
Chris@16:   const typename date_input_facet<date_type, CharT, OutItrT>::char_type
Chris@16:   date_input_facet<date_type, CharT, OutItrT>::iso_format_specifier[7] =
Chris@16:     {'%', 'Y', '%', 'm', '%', 'd' };
Chris@16: 
Chris@16:   template <class date_type, class CharT, class OutItrT>
Chris@16:   const typename date_input_facet<date_type, CharT, OutItrT>::char_type
Chris@16:   date_input_facet<date_type, CharT, OutItrT>::iso_format_extended_specifier[9] =
Chris@16:     {'%', 'Y', '-', '%', 'm', '-', '%', 'd' };
Chris@16: 
Chris@16:   template <class date_type, class CharT, class OutItrT>
Chris@16:   const typename date_input_facet<date_type, CharT, OutItrT>::char_type
Chris@16:   date_input_facet<date_type, CharT, OutItrT>::default_date_format[9] =
Chris@16:     {'%','Y','-','%','b','-','%','d'};
Chris@16: 
Chris@16: } } // namespaces
Chris@16: 
Chris@16: 
Chris@16: #endif