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Diffstat (limited to '3rdParty/Boost/boost/date_time/time_facet.hpp')
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| -rw-r--r-- | 3rdParty/Boost/boost/date_time/time_facet.hpp | 1327 |
2 files changed, 0 insertions, 1327 deletions
diff --git a/3rdParty/Boost b/3rdParty/Boost new file mode 160000 +Subproject 3bbdbc8cf1996f23d9a366da8bac0f97be6ad79 diff --git a/3rdParty/Boost/boost/date_time/time_facet.hpp b/3rdParty/Boost/boost/date_time/time_facet.hpp deleted file mode 100644 index c1a2f8e..0000000 --- a/3rdParty/Boost/boost/date_time/time_facet.hpp +++ /dev/null @@ -1,1327 +0,0 @@ - -#ifndef _DATE_TIME_FACET__HPP__ -#define _DATE_TIME_FACET__HPP__ - -/* Copyright (c) 2004-2005 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: Martin Andrian, Jeff Garland, Bart Garst - * $Date: 2008-11-23 06:13:35 -0500 (Sun, 23 Nov 2008) $ - */ - -#include <cctype> -#include <locale> -#include <limits> -#include <string> -#include <sstream> -#include <iomanip> -#include <iterator> // i/ostreambuf_iterator -#include <exception> -#include <boost/assert.hpp> -#include <boost/lexical_cast.hpp> -#include <boost/throw_exception.hpp> -#include <boost/algorithm/string/erase.hpp> -#include <boost/algorithm/string/replace.hpp> -#include <boost/date_time/compiler_config.hpp> -#include <boost/date_time/date_facet.hpp> -#include <boost/date_time/string_convert.hpp> -#include <boost/date_time/special_defs.hpp> - -namespace boost { -namespace date_time { - - template <class CharT> - struct time_formats { - public: - typedef CharT char_type; - static const char_type fractional_seconds_format[3]; // f - static const char_type fractional_seconds_or_none_format[3]; // F - static const char_type seconds_with_fractional_seconds_format[3]; // s - static const char_type seconds_format[3]; // S - static const char_type hours_format[3]; // H - static const char_type unrestricted_hours_format[3]; // O - static const char_type standard_format[9]; // x X - static const char_type zone_abbrev_format[3]; // z - static const char_type zone_name_format[3]; // Z - static const char_type zone_iso_format[3]; // q - static const char_type zone_iso_extended_format[3]; // Q - static const char_type posix_zone_string_format[4]; // ZP - static const char_type duration_sign_negative_only[3]; // - - static const char_type duration_sign_always[3]; // + - static const char_type duration_seperator[2]; - static const char_type negative_sign[2]; //- - static const char_type positive_sign[2]; //+ - static const char_type iso_time_format_specifier[18]; - static const char_type iso_time_format_extended_specifier[22]; - //default ptime format is YYYY-Mon-DD HH:MM:SS[.fff...][ zzz] - static const char_type default_time_format[23]; - // default_time_input_format uses a posix_time_zone_string instead of a time zone abbrev - static const char_type default_time_input_format[24]; - //default time_duration format is HH:MM:SS[.fff...] - static const char_type default_time_duration_format[11]; - }; - - template <class CharT> - const typename time_formats<CharT>::char_type - time_formats<CharT>::fractional_seconds_format[3] = {'%','f'}; - - template <class CharT> - const typename time_formats<CharT>::char_type - time_formats<CharT>::fractional_seconds_or_none_format[3] = {'%','F'}; - - template <class CharT> - const typename time_formats<CharT>::char_type - time_formats<CharT>::seconds_with_fractional_seconds_format[3] = - {'%','s'}; - - template <class CharT> - const typename time_formats<CharT>::char_type - time_formats<CharT>::seconds_format[3] = {'%','S'}; - - template <class CharT> - const typename time_formats<CharT>::char_type - time_formats<CharT>::hours_format[3] = {'%','H'}; - - template <class CharT> - const typename time_formats<CharT>::char_type - time_formats<CharT>::unrestricted_hours_format[3] = {'%','O'}; - - template <class CharT> - const typename time_formats<CharT>::char_type - //time_formats<CharT>::standard_format[5] = {'%','c',' ','%','z'}; - time_formats<CharT>::standard_format[9] = {'%','x',' ','%','X',' ','%','z'}; - - template <class CharT> - const typename time_formats<CharT>::char_type - time_formats<CharT>::zone_abbrev_format[3] = {'%','z'}; - - template <class CharT> - const typename time_formats<CharT>::char_type - time_formats<CharT>::zone_name_format[3] = {'%','Z'}; - - template <class CharT> - const typename time_formats<CharT>::char_type - time_formats<CharT>::zone_iso_format[3] = {'%','q'}; - - template <class CharT> - const typename time_formats<CharT>::char_type - time_formats<CharT>::zone_iso_extended_format[3] ={'%','Q'}; - - template <class CharT> - const typename time_formats<CharT>::char_type - time_formats<CharT>::posix_zone_string_format[4] ={'%','Z','P'}; - - template <class CharT> - const typename time_formats<CharT>::char_type - time_formats<CharT>::duration_seperator[2] = {':'}; - - template <class CharT> - const typename time_formats<CharT>::char_type - time_formats<CharT>::negative_sign[2] = {'-'}; - - template <class CharT> - const typename time_formats<CharT>::char_type - time_formats<CharT>::positive_sign[2] = {'+'}; - - template <class CharT> - const typename time_formats<CharT>::char_type - time_formats<CharT>::duration_sign_negative_only[3] ={'%','-'}; - - template <class CharT> - const typename time_formats<CharT>::char_type - time_formats<CharT>::duration_sign_always[3] ={'%','+'}; - - template <class CharT> - const typename time_formats<CharT>::char_type - time_formats<CharT>::iso_time_format_specifier[18] = - {'%', 'Y', '%', 'm', '%', 'd', 'T', - '%', 'H', '%', 'M', '%', 'S', '%', 'F', '%','q' }; - - template <class CharT> - const typename time_formats<CharT>::char_type - time_formats<CharT>::iso_time_format_extended_specifier[22] = - {'%', 'Y', '-', '%', 'm', '-', '%', 'd', ' ', - '%', 'H', ':', '%', 'M', ':', '%', 'S', '%', 'F','%','Q'}; - - template <class CharT> - const typename time_formats<CharT>::char_type - time_formats<CharT>::default_time_format[23] = - {'%','Y','-','%','b','-','%','d',' ', - '%','H',':','%','M',':','%','S','%','F',' ','%','z'}; - - template <class CharT> - const typename time_formats<CharT>::char_type - time_formats<CharT>::default_time_input_format[24] = - {'%','Y','-','%','b','-','%','d',' ', - '%','H',':','%','M',':','%','S','%','F',' ','%','Z','P'}; - - template <class CharT> - const typename time_formats<CharT>::char_type - time_formats<CharT>::default_time_duration_format[11] = - {'%','H',':','%','M',':','%','S','%','F'}; - - - - /*! Facet used for format-based output of time types - * This class provides for the use of format strings to output times. In addition - * to the flags for formatting date elements, the following are the allowed format flags: - * - %x %X => default format - enables addition of more flags to default (ie. "%x %X %z") - * - %f => fractional seconds ".123456" - * - %F => fractional seconds or none: like frac sec but empty if frac sec == 0 - * - %s => seconds w/ fractional sec "02.123" (this is the same as "%S%f) - * - %S => seconds "02" - * - %z => abbreviated time zone "EDT" - * - %Z => full time zone name "Eastern Daylight Time" - */ - template <class time_type, - class CharT, - class OutItrT = std::ostreambuf_iterator<CharT, std::char_traits<CharT> > > - class time_facet : - public boost::date_time::date_facet<typename time_type::date_type , CharT, OutItrT> { - public: - typedef typename time_type::date_type date_type; - typedef typename time_type::time_duration_type time_duration_type; - typedef boost::date_time::period<time_type,time_duration_type> period_type; - typedef boost::date_time::date_facet<typename time_type::date_type, CharT, OutItrT> base_type; - typedef typename base_type::string_type string_type; - typedef typename base_type::char_type char_type; - typedef typename base_type::period_formatter_type period_formatter_type; - typedef typename base_type::special_values_formatter_type special_values_formatter_type; - typedef typename base_type::date_gen_formatter_type date_gen_formatter_type; - static const char_type* fractional_seconds_format; // %f - static const char_type* fractional_seconds_or_none_format; // %F - static const char_type* seconds_with_fractional_seconds_format; // %s - static const char_type* seconds_format; // %S - static const char_type* hours_format; // %H - static const char_type* unrestricted_hours_format; // %O - static const char_type* standard_format; // %x X - static const char_type* zone_abbrev_format; // %z - static const char_type* zone_name_format; // %Z - static const char_type* zone_iso_format; // %q - static const char_type* zone_iso_extended_format; // %Q - static const char_type* posix_zone_string_format; // %ZP - static const char_type* duration_seperator; - static const char_type* duration_sign_always; // %+ - static const char_type* duration_sign_negative_only; // %- - static const char_type* negative_sign; //- - static const char_type* positive_sign; //+ - static const char_type* iso_time_format_specifier; - static const char_type* iso_time_format_extended_specifier; - - //default ptime format is YYYY-Mon-DD HH:MM:SS[.fff...][ zzz] - static const char_type* default_time_format; - //default time_duration format is HH:MM:SS[.fff...] - static const char_type* default_time_duration_format; - static std::locale::id id; - -#if defined (__SUNPRO_CC) && defined (_RWSTD_VER) - std::locale::id& __get_id (void) const { return id; } -#endif - - //! sets default formats for ptime, local_date_time, and time_duration - explicit time_facet(::size_t a_ref = 0) - : base_type(default_time_format, period_formatter_type(), special_values_formatter_type(), date_gen_formatter_type(), a_ref), - m_time_duration_format(string_type(duration_sign_negative_only) + default_time_duration_format) - {} - - //! Construct the facet with an explicitly specified format - explicit time_facet(const char_type* a_format, - period_formatter_type period_formatter = period_formatter_type(), - const special_values_formatter_type& special_value_formatter = special_values_formatter_type(), - date_gen_formatter_type dg_formatter = date_gen_formatter_type(), - ::size_t a_ref = 0) - : base_type(a_format, - period_formatter, - special_value_formatter, - dg_formatter, - a_ref), - m_time_duration_format(string_type(duration_sign_negative_only) + default_time_duration_format) - {} - - //! Changes format for time_duration - void time_duration_format(const char_type* const format) - { - m_time_duration_format = format; - } - - virtual void set_iso_format() - { - this->m_format = iso_time_format_specifier; - } - virtual void set_iso_extended_format() - { - this->m_format = iso_time_format_extended_specifier; - } - - OutItrT put(OutItrT a_next, - std::ios_base& a_ios, - char_type a_fill, - const time_type& a_time) const - { - if (a_time.is_special()) { - return this->do_put_special(a_next, a_ios, a_fill, - a_time.date().as_special()); - } - string_type format(this->m_format); - - string_type frac_str; - if (format.find(seconds_with_fractional_seconds_format) != string_type::npos) { - // replace %s with %S.nnn - frac_str = - fractional_seconds_as_string(a_time.time_of_day(), false); - char_type sep = std::use_facet<std::numpunct<char_type> >(a_ios.getloc()).decimal_point(); - - string_type replace_string(seconds_format); - replace_string += sep; - replace_string += frac_str; - boost::algorithm::replace_all(format, - seconds_with_fractional_seconds_format, - replace_string); - } - /* NOTE: replacing posix_zone_string_format must be done BEFORE - * zone_name_format: "%ZP" & "%Z", if Z is checked first it will - * incorrectly replace a zone_name where a posix_string should go */ - if (format.find(posix_zone_string_format) != string_type::npos) { - if(a_time.zone_abbrev().empty()) { - // if zone_abbrev() returns an empty string, we want to - // erase posix_zone_string_format from format - boost::algorithm::erase_all(format, posix_zone_string_format); - } - else{ - boost::algorithm::replace_all(format, - posix_zone_string_format, - a_time.zone_as_posix_string()); - } - } - if (format.find(zone_name_format) != string_type::npos) { - if(a_time.zone_name().empty()) { - /* TODO: this'll probably create problems if a user places - * the zone_*_format flag in the format with a ptime. This - * code removes the flag from the default formats */ - - // if zone_name() returns an empty string, we want to - // erase zone_name_format & one preceeding space - std::basic_ostringstream<char_type> ss; - ss << ' ' << zone_name_format; - boost::algorithm::erase_all(format, ss.str()); - } - else{ - boost::algorithm::replace_all(format, - zone_name_format, - a_time.zone_name()); - } - } - if (format.find(zone_abbrev_format) != string_type::npos) { - if(a_time.zone_abbrev(false).empty()) { - /* TODO: this'll probably create problems if a user places - * the zone_*_format flag in the format with a ptime. This - * code removes the flag from the default formats */ - - // if zone_abbrev() returns an empty string, we want to - // erase zone_abbrev_format & one preceeding space - std::basic_ostringstream<char_type> ss; - ss << ' ' << zone_abbrev_format; - boost::algorithm::erase_all(format, ss.str()); - } - else{ - boost::algorithm::replace_all(format, - zone_abbrev_format, - a_time.zone_abbrev(false)); - } - } - if (format.find(zone_iso_extended_format) != string_type::npos) { - if(a_time.zone_name(true).empty()) { - /* TODO: this'll probably create problems if a user places - * the zone_*_format flag in the format with a ptime. This - * code removes the flag from the default formats */ - - // if zone_name() returns an empty string, we want to - // erase zone_iso_extended_format from format - boost::algorithm::erase_all(format, zone_iso_extended_format); - } - else{ - boost::algorithm::replace_all(format, - zone_iso_extended_format, - a_time.zone_name(true)); - } - } - - if (format.find(zone_iso_format) != string_type::npos) { - if(a_time.zone_abbrev(true).empty()) { - /* TODO: this'll probably create problems if a user places - * the zone_*_format flag in the format with a ptime. This - * code removes the flag from the default formats */ - - // if zone_abbrev() returns an empty string, we want to - // erase zone_iso_format from format - boost::algorithm::erase_all(format, zone_iso_format); - } - else{ - boost::algorithm::replace_all(format, - zone_iso_format, - a_time.zone_abbrev(true)); - } - } - if (format.find(fractional_seconds_format) != string_type::npos) { - // replace %f with nnnnnnn - if (!frac_str.size()) { - frac_str = fractional_seconds_as_string(a_time.time_of_day(), false); - } - boost::algorithm::replace_all(format, - fractional_seconds_format, - frac_str); - } - - if (format.find(fractional_seconds_or_none_format) != string_type::npos) { - // replace %F with nnnnnnn or nothing if fs == 0 - frac_str = - fractional_seconds_as_string(a_time.time_of_day(), true); - if (frac_str.size()) { - char_type sep = std::use_facet<std::numpunct<char_type> >(a_ios.getloc()).decimal_point(); - string_type replace_string; - replace_string += sep; - replace_string += frac_str; - boost::algorithm::replace_all(format, - fractional_seconds_or_none_format, - replace_string); - } - else { - boost::algorithm::erase_all(format, - fractional_seconds_or_none_format); - } - } - - return this->do_put_tm(a_next, a_ios, a_fill, - to_tm(a_time), format); - } - - //! put function for time_duration - OutItrT put(OutItrT a_next, - std::ios_base& a_ios, - char_type a_fill, - const time_duration_type& a_time_dur) const - { - if (a_time_dur.is_special()) { - return this->do_put_special(a_next, a_ios, a_fill, - a_time_dur.get_rep().as_special()); - } - - string_type format(m_time_duration_format); - if (a_time_dur.is_negative()) { - // replace %- with minus sign. Should we use the numpunct facet? - boost::algorithm::replace_all(format, - duration_sign_negative_only, - negative_sign); - // remove all the %+ in the string with '-' - boost::algorithm::replace_all(format, - duration_sign_always, - negative_sign); - } - else { //duration is positive - // remove all the %- combos from the string - boost::algorithm::erase_all(format, duration_sign_negative_only); - // remove all the %+ in the string with '+' - boost::algorithm::replace_all(format, - duration_sign_always, - positive_sign); - } - - /* - * It is possible for a time duration to span more then 24 hours. - * Standard time_put::put is obliged to behave the same as strftime - * (See ISO 14882-2003 22.2.5.3.1 par. 1) and strftime's behavior is - * unspecified for the case when tm_hour field is outside 0-23 range - * (See ISO 9899-1999 7.23.3.5 par. 3). So we must output %H and %O - * here ourself. - */ - string_type hours_str; - if (format.find(unrestricted_hours_format) != string_type::npos) { - hours_str = hours_as_string(a_time_dur); - boost::algorithm::replace_all(format, unrestricted_hours_format, hours_str); - } - // We still have to process restricted hours format specifier. In order to - // support parseability of durations in ISO format (%H%M%S), we'll have to - // restrict the stringified hours length to 2 characters. - if (format.find(hours_format) != string_type::npos) { - if (hours_str.empty()) - hours_str = hours_as_string(a_time_dur); - BOOST_ASSERT(hours_str.length() <= 2); - boost::algorithm::replace_all(format, hours_format, hours_str); - } - - string_type frac_str; - if (format.find(seconds_with_fractional_seconds_format) != string_type::npos) { - // replace %s with %S.nnn - frac_str = - fractional_seconds_as_string(a_time_dur, false); - char_type sep = std::use_facet<std::numpunct<char_type> >(a_ios.getloc()).decimal_point(); - - string_type replace_string(seconds_format); - replace_string += sep; - replace_string += frac_str; - boost::algorithm::replace_all(format, - seconds_with_fractional_seconds_format, - replace_string); - } - if (format.find(fractional_seconds_format) != string_type::npos) { - // replace %f with nnnnnnn - if (!frac_str.size()) { - frac_str = fractional_seconds_as_string(a_time_dur, false); - } - boost::algorithm::replace_all(format, - fractional_seconds_format, - frac_str); - } - - if (format.find(fractional_seconds_or_none_format) != string_type::npos) { - // replace %F with nnnnnnn or nothing if fs == 0 - frac_str = - fractional_seconds_as_string(a_time_dur, true); - if (frac_str.size()) { - char_type sep = std::use_facet<std::numpunct<char_type> >(a_ios.getloc()).decimal_point(); - string_type replace_string; - replace_string += sep; - replace_string += frac_str; - boost::algorithm::replace_all(format, - fractional_seconds_or_none_format, - replace_string); - } - else { - boost::algorithm::erase_all(format, - fractional_seconds_or_none_format); - } - } - - return this->do_put_tm(a_next, a_ios, a_fill, - to_tm(a_time_dur), format); - } - - OutItrT put(OutItrT next, std::ios_base& a_ios, - char_type fill, const period_type& p) const - { - return this->m_period_formatter.put_period(next, a_ios, fill,p,*this); - } - - - protected: - - static - string_type - fractional_seconds_as_string(const time_duration_type& a_time, - bool null_when_zero) - { - typename time_duration_type::fractional_seconds_type frac_sec = - a_time.fractional_seconds(); - - if (null_when_zero && (frac_sec == 0)) { - return string_type(); - } - - //make sure there is no sign - return integral_as_string( - date_time::absolute_value(frac_sec), - time_duration_type::num_fractional_digits()); - } - - static - string_type - hours_as_string(const time_duration_type& a_time, int width = 2) - { - return integral_as_string(date_time::absolute_value(a_time.hours()), width); - } - - template< typename IntT > - static - string_type - integral_as_string(IntT val, int width = 2) - { - std::basic_ostringstream<char_type> ss; - ss.imbue(std::locale::classic()); // don't want any formatting - ss << std::setw(width) - << std::setfill(static_cast<char_type>('0')); -#if (defined(BOOST_MSVC) && (_MSC_VER < 1300)) - // JDG [7/6/02 VC++ compatibility] - char_type buff[34]; - ss << _i64toa(static_cast<boost::int64_t>(val), buff, 10); -#else - ss << val; -#endif - return ss.str(); - } - - private: - string_type m_time_duration_format; - - }; - - template <class time_type, class CharT, class OutItrT> - std::locale::id time_facet<time_type, CharT, OutItrT>::id; - - template <class time_type, class CharT, class OutItrT> - const typename time_facet<time_type, CharT, OutItrT>::char_type* - time_facet<time_type, CharT, OutItrT>::fractional_seconds_format = time_formats<CharT>::fractional_seconds_format; - - template <class time_type, class CharT, class OutItrT> - const typename time_facet<time_type, CharT, OutItrT>::char_type* - time_facet<time_type, CharT, OutItrT>::fractional_seconds_or_none_format = time_formats<CharT>::fractional_seconds_or_none_format; - - template <class time_type, class CharT, class OutItrT> - const typename time_facet<time_type, CharT, OutItrT>::char_type* - time_facet<time_type, CharT, OutItrT>::seconds_with_fractional_seconds_format = - time_formats<CharT>::seconds_with_fractional_seconds_format; - - - template <class time_type, class CharT, class OutItrT> - const typename time_facet<time_type, CharT, OutItrT>::char_type* - time_facet<time_type, CharT, OutItrT>::zone_name_format = time_formats<CharT>::zone_name_format; - - template <class time_type, class CharT, class OutItrT> - const typename time_facet<time_type, CharT, OutItrT>::char_type* - time_facet<time_type, CharT, OutItrT>::zone_abbrev_format = time_formats<CharT>::zone_abbrev_format; - - template <class time_type, class CharT, class OutItrT> - const typename time_facet<time_type, CharT, OutItrT>::char_type* - time_facet<time_type, CharT, OutItrT>::zone_iso_extended_format =time_formats<CharT>::zone_iso_extended_format; - - template <class time_type, class CharT, class OutItrT> - const typename time_facet<time_type, CharT, OutItrT>::char_type* - time_facet<time_type, CharT, OutItrT>::posix_zone_string_format =time_formats<CharT>::posix_zone_string_format; - - template <class time_type, class CharT, class OutItrT> - const typename time_facet<time_type, CharT, OutItrT>::char_type* - time_facet<time_type, CharT, OutItrT>::zone_iso_format = time_formats<CharT>::zone_iso_format; - - template <class time_type, class CharT, class OutItrT> - const typename time_facet<time_type, CharT, OutItrT>::char_type* - time_facet<time_type, CharT, OutItrT>::seconds_format = time_formats<CharT>::seconds_format; - - template <class time_type, class CharT, class OutItrT> - const typename time_facet<time_type, CharT, OutItrT>::char_type* - time_facet<time_type, CharT, OutItrT>::hours_format = time_formats<CharT>::hours_format; - - template <class time_type, class CharT, class OutItrT> - const typename time_facet<time_type, CharT, OutItrT>::char_type* - time_facet<time_type, CharT, OutItrT>::unrestricted_hours_format = time_formats<CharT>::unrestricted_hours_format; - - template <class time_type, class CharT, class OutItrT> - const typename time_facet<time_type, CharT, OutItrT>::char_type* - time_facet<time_type, CharT, OutItrT>::standard_format = time_formats<CharT>::standard_format; - - template <class time_type, class CharT, class OutItrT> - const typename time_facet<time_type, CharT, OutItrT>::char_type* - time_facet<time_type, CharT, OutItrT>::duration_seperator = time_formats<CharT>::duration_seperator; - - template <class time_type, class CharT, class OutItrT> - const typename time_facet<time_type, CharT, OutItrT>::char_type* - time_facet<time_type, CharT, OutItrT>::negative_sign = time_formats<CharT>::negative_sign; - - template <class time_type, class CharT, class OutItrT> - const typename time_facet<time_type, CharT, OutItrT>::char_type* - time_facet<time_type, CharT, OutItrT>::positive_sign = time_formats<CharT>::positive_sign; - - template <class time_type, class CharT, class OutItrT> - const typename time_facet<time_type, CharT, OutItrT>::char_type* - time_facet<time_type, CharT, OutItrT>::duration_sign_negative_only = time_formats<CharT>::duration_sign_negative_only; - - template <class time_type, class CharT, class OutItrT> - const typename time_facet<time_type, CharT, OutItrT>::char_type* - time_facet<time_type, CharT, OutItrT>::duration_sign_always = time_formats<CharT>::duration_sign_always; - - template <class time_type, class CharT, class OutItrT> - const typename time_facet<time_type,CharT, OutItrT>::char_type* - time_facet<time_type,CharT, OutItrT>::iso_time_format_specifier = time_formats<CharT>::iso_time_format_specifier; - - template <class time_type, class CharT, class OutItrT> - const typename time_facet<time_type, CharT, OutItrT>::char_type* - time_facet<time_type, CharT, OutItrT>::iso_time_format_extended_specifier = time_formats<CharT>::iso_time_format_extended_specifier; - - template <class time_type, class CharT, class OutItrT> - const typename time_facet<time_type, CharT, OutItrT>::char_type* - time_facet<time_type, CharT, OutItrT>::default_time_format = - time_formats<CharT>::default_time_format; - - template <class time_type, class CharT, class OutItrT> - const typename time_facet<time_type, CharT, OutItrT>::char_type* - time_facet<time_type, CharT, OutItrT>::default_time_duration_format = - time_formats<CharT>::default_time_duration_format; - - - //! Facet for format-based input. - /*! - */ - template <class time_type, - class CharT, - class InItrT = std::istreambuf_iterator<CharT, std::char_traits<CharT> > > - class time_input_facet : - public boost::date_time::date_input_facet<typename time_type::date_type , CharT, InItrT> { - public: - typedef typename time_type::date_type date_type; - typedef typename time_type::time_duration_type time_duration_type; - typedef typename time_duration_type::fractional_seconds_type fracional_seconds_type; - typedef boost::date_time::period<time_type,time_duration_type> period_type; - typedef boost::date_time::date_input_facet<typename time_type::date_type, CharT, InItrT> base_type; - typedef typename base_type::duration_type date_duration_type; - typedef typename base_type::year_type year_type; - typedef typename base_type::month_type month_type; - typedef typename base_type::day_type day_type; - typedef typename base_type::string_type string_type; - typedef typename string_type::const_iterator const_itr; - typedef typename base_type::char_type char_type; - typedef typename base_type::format_date_parser_type format_date_parser_type; - typedef typename base_type::period_parser_type period_parser_type; - typedef typename base_type::special_values_parser_type special_values_parser_type; - typedef typename base_type::date_gen_parser_type date_gen_parser_type; - typedef typename base_type::special_values_parser_type::match_results match_results; - - static const char_type* fractional_seconds_format; // f - static const char_type* fractional_seconds_or_none_format; // F - static const char_type* seconds_with_fractional_seconds_format; // s - static const char_type* seconds_format; // S - static const char_type* standard_format; // x X - static const char_type* zone_abbrev_format; // z - static const char_type* zone_name_format; // Z - static const char_type* zone_iso_format; // q - static const char_type* zone_iso_extended_format; // Q - static const char_type* duration_seperator; - static const char_type* iso_time_format_specifier; - static const char_type* iso_time_format_extended_specifier; - static const char_type* default_time_input_format; - static const char_type* default_time_duration_format; - static std::locale::id id; - - //! Constructor that takes a format string for a ptime - explicit time_input_facet(const string_type& format, ::size_t a_ref = 0) - : base_type(format, a_ref), - m_time_duration_format(default_time_duration_format) - { } - - explicit time_input_facet(const string_type& format, - const format_date_parser_type& date_parser, - const special_values_parser_type& sv_parser, - const period_parser_type& per_parser, - const date_gen_parser_type& date_gen_parser, - ::size_t a_ref = 0) - : base_type(format, - date_parser, - sv_parser, - per_parser, - date_gen_parser, - a_ref), - m_time_duration_format(default_time_duration_format) - {} - - //! sets default formats for ptime, local_date_time, and time_duration - explicit time_input_facet(::size_t a_ref = 0) - : base_type(default_time_input_format, a_ref), - m_time_duration_format(default_time_duration_format) - { } - - //! Set the format for time_duration - void time_duration_format(const char_type* const format) { - m_time_duration_format = format; - } - virtual void set_iso_format() - { - this->m_format = iso_time_format_specifier; - } - virtual void set_iso_extended_format() - { - this->m_format = iso_time_format_extended_specifier; - } - - InItrT get(InItrT& sitr, - InItrT& stream_end, - std::ios_base& a_ios, - period_type& p) const - { - p = this->m_period_parser.get_period(sitr, - stream_end, - a_ios, - p, - time_duration_type::unit(), - *this); - return sitr; - } - - //default ptime format is YYYY-Mon-DD HH:MM:SS[.fff...][ zzz] - //default time_duration format is %H:%M:%S%F HH:MM:SS[.fff...] - - InItrT get(InItrT& sitr, - InItrT& stream_end, - std::ios_base& a_ios, - time_duration_type& td) const - { - // skip leading whitespace - while((sitr != stream_end) && std::isspace(*sitr)) { ++sitr; } - - bool use_current_char = false; - - // num_get will consume the +/-, we may need a copy if special_value - char_type c = '\0'; - if((sitr != stream_end) && (*sitr == '-' || *sitr == '+')) { - c = *sitr; - } - - typedef typename time_duration_type::hour_type hour_type; - typedef typename time_duration_type::min_type min_type; - typedef typename time_duration_type::sec_type sec_type; - - hour_type hour = 0; - min_type min = 0; - sec_type sec = 0; - typename time_duration_type::fractional_seconds_type frac(0); - - typedef std::num_get<CharT, InItrT> num_get; - if(!std::has_facet<num_get>(a_ios.getloc())) { - num_get* ng = new num_get(); - std::locale loc = std::locale(a_ios.getloc(), ng); - a_ios.imbue(loc); - } - - const_itr itr(m_time_duration_format.begin()); - while (itr != m_time_duration_format.end() && (sitr != stream_end)) { - if (*itr == '%') { - ++itr; - if (*itr != '%') { - switch(*itr) { - case 'O': - { - // A period may span more than 24 hours. In that case the format - // string should be composed with the unrestricted hours specifier. - hour = var_string_to_int<hour_type, CharT>(sitr, stream_end, - std::numeric_limits<hour_type>::digits10 + 1); - if(hour == -1){ - return check_special_value(sitr, stream_end, td, c); - } - break; - } - case 'H': - { - match_results mr; - hour = fixed_string_to_int<hour_type, CharT>(sitr, stream_end, mr, 2); - if(hour == -1){ - return check_special_value(sitr, stream_end, td, c); - } - break; - } - case 'M': - { - match_results mr; - min = fixed_string_to_int<min_type, CharT>(sitr, stream_end, mr, 2); - if(min == -1){ - return check_special_value(sitr, stream_end, td, c); - } - break; - } - case 's': - case 'S': - { - match_results mr; - sec = fixed_string_to_int<sec_type, CharT>(sitr, stream_end, mr, 2); - if(sec == -1){ - return check_special_value(sitr, stream_end, td, c); - } - if (*itr == 'S') - break; - // %s is the same as %S%f so we drop through into %f - } - case 'f': - { - // check for decimal, check special_values if missing - if(*sitr == '.') { - ++sitr; - parse_frac_type(sitr, stream_end, frac); - // sitr will point to next expected char after this parsing - // is complete so no need to advance it - use_current_char = true; - } - else { - return check_special_value(sitr, stream_end, td, c); - } - break; - } - case 'F': - { - // check for decimal, skip if missing - if(*sitr == '.') { - ++sitr; - parse_frac_type(sitr, stream_end, frac); - // sitr will point to next expected char after this parsing - // is complete so no need to advance it - use_current_char = true; - } - else { - // nothing was parsed so we don't want to advance sitr - use_current_char = true; - } - break; - } - default: - {} // ignore what we don't understand? - }// switch - } - else { // itr == '%', second consecutive - ++sitr; - } - - ++itr; //advance past format specifier - } - else { //skip past chars in format and in buffer - ++itr; - // set use_current_char when sitr is already - // pointing at the next character to process - if (use_current_char) { - use_current_char = false; - } - else { - ++sitr; - } - } - } - - td = time_duration_type(hour, min, sec, frac); - return sitr; - } - - - //! Parses a time object from the input stream - InItrT get(InItrT& sitr, - InItrT& stream_end, - std::ios_base& a_ios, - time_type& t) const - { - string_type tz_str; - return get(sitr, stream_end, a_ios, t, tz_str, false); - } - //! Expects a time_zone in the input stream - InItrT get_local_time(InItrT& sitr, - InItrT& stream_end, - std::ios_base& a_ios, - time_type& t, - string_type& tz_str) const - { - return get(sitr, stream_end, a_ios, t, tz_str, true); - } - - protected: - - InItrT get(InItrT& sitr, - InItrT& stream_end, - std::ios_base& a_ios, - time_type& t, - string_type& tz_str, - bool time_is_local) const - { - // skip leading whitespace - while((sitr != stream_end) && std::isspace(*sitr)) { ++sitr; } - - bool use_current_char = false; - bool use_current_format_char = false; // used whith two character flags - - // num_get will consume the +/-, we may need a copy if special_value - char_type c = '\0'; - if((sitr != stream_end) && (*sitr == '-' || *sitr == '+')) { - c = *sitr; - } - - typedef typename time_duration_type::hour_type hour_type; - typedef typename time_duration_type::min_type min_type; - typedef typename time_duration_type::sec_type sec_type; - - // time elements - hour_type hour = 0; - min_type min = 0; - sec_type sec = 0; - typename time_duration_type::fractional_seconds_type frac(0); - // date elements - short day_of_year(0); - /* Initialized the following to their minimum values. These intermediate - * objects are used so we get specific exceptions when part of the input - * is unparsable. - * Ex: "205-Jan-15" will throw a bad_year, "2005-Jsn-15"- bad_month, etc.*/ - year_type t_year(1400); - month_type t_month(1); - day_type t_day(1); - - typedef std::num_get<CharT, InItrT> num_get; - if(!std::has_facet<num_get>(a_ios.getloc())) { - num_get* ng = new num_get(); - std::locale loc = std::locale(a_ios.getloc(), ng); - a_ios.imbue(loc); - } - - const_itr itr(this->m_format.begin()); - while (itr != this->m_format.end() && (sitr != stream_end)) { - if (*itr == '%') { - ++itr; - if (*itr != '%') { - // the cases are grouped by date & time flags - not alphabetical order - switch(*itr) { - // date flags - case 'Y': - case 'y': - { - char_type cs[3] = { '%', *itr }; - string_type s(cs); - match_results mr; - try { - t_year = this->m_parser.parse_year(sitr, stream_end, s, mr); - } - catch(std::out_of_range&) { // base class for bad_year exception - if(this->m_sv_parser.match(sitr, stream_end, mr)) { - t = time_type(static_cast<special_values>(mr.current_match)); - return sitr; - } - else { - throw; // rethrow bad_year - } - } - break; - } - case 'B': - case 'b': - case 'm': - { - char_type cs[3] = { '%', *itr }; - string_type s(cs); - match_results mr; - try { - t_month = this->m_parser.parse_month(sitr, stream_end, s, mr); - } - catch(std::out_of_range&) { // base class for bad_month exception - if(this->m_sv_parser.match(sitr, stream_end, mr)) { - t = time_type(static_cast<special_values>(mr.current_match)); - return sitr; - } - else { - throw; // rethrow bad_month - } - } - // did m_parser already advance sitr to next char? - if(mr.has_remaining()) { - use_current_char = true; - } - break; - } - case 'a': - case 'A': - case 'w': - { - // weekday is not used in construction but we need to get it out of the stream - char_type cs[3] = { '%', *itr }; - string_type s(cs); - match_results mr; - typename date_type::day_of_week_type wd(0); - try { - wd = this->m_parser.parse_weekday(sitr, stream_end, s, mr); - } - catch(std::out_of_range&) { // base class for bad_weekday exception - if(this->m_sv_parser.match(sitr, stream_end, mr)) { - t = time_type(static_cast<special_values>(mr.current_match)); - return sitr; - } - else { - throw; // rethrow bad_weekday - } - } - // did m_parser already advance sitr to next char? - if(mr.has_remaining()) { - use_current_char = true; - } - break; - } - case 'j': - { - // code that gets julian day (from format_date_parser) - match_results mr; - day_of_year = fixed_string_to_int<unsigned short, CharT>(sitr, stream_end, mr, 3); - if(day_of_year == -1) { - if(this->m_sv_parser.match(sitr, stream_end, mr)) { - t = time_type(static_cast<special_values>(mr.current_match)); - return sitr; - } - } - // these next two lines are so we get an exception with bad input - typedef typename time_type::date_type::day_of_year_type day_of_year_type; - day_of_year_type t_day_of_year(day_of_year); - break; - } - case 'd': - { - try { - t_day = this->m_parser.parse_day_of_month(sitr, stream_end); - } - catch(std::out_of_range&) { // base class for exception bad_day_of_month - match_results mr; - if(this->m_sv_parser.match(sitr, stream_end, mr)) { - t = time_type(static_cast<special_values>(mr.current_match)); - return sitr; - } - else { - throw; // rethrow bad_day_of_month - } - } - break; - } - // time flags - case 'H': - { - match_results mr; - hour = fixed_string_to_int<hour_type, CharT>(sitr, stream_end, mr, 2); - if(hour == -1){ - return check_special_value(sitr, stream_end, t, c); - } - break; - } - case 'M': - { - match_results mr; - min = fixed_string_to_int<min_type, CharT>(sitr, stream_end, mr, 2); - if(min == -1){ - return check_special_value(sitr, stream_end, t, c); - } - break; - } - case 's': - case 'S': - { - match_results mr; - sec = fixed_string_to_int<sec_type, CharT>(sitr, stream_end, mr, 2); - if(sec == -1){ - return check_special_value(sitr, stream_end, t, c); - } - if (*itr == 'S') - break; - // %s is the same as %S%f so we drop through into %f - } - case 'f': - { - // check for decimal, check SV if missing - if(*sitr == '.') { - ++sitr; - parse_frac_type(sitr, stream_end, frac); - // sitr will point to next expected char after this parsing - // is complete so no need to advance it - use_current_char = true; - } - else { - return check_special_value(sitr, stream_end, t, c); - } - break; - } - case 'F': - { - // check for decimal, skip if missing - if(*sitr == '.') { - ++sitr; - parse_frac_type(sitr, stream_end, frac); - // sitr will point to next expected char after this parsing - // is complete so no need to advance it - use_current_char = true; - } - else { - // nothing was parsed so we don't want to advance sitr - use_current_char = true; - } - break; - } - // time_zone flags - //case 'q': - //case 'Q': - //case 'z': - case 'Z': - { - if(time_is_local) { // skip if 't' is a ptime - ++itr; - if(*itr == 'P') { - // skip leading whitespace - while((sitr != stream_end) && std::isspace(*sitr)) { ++sitr; } - // parse zone - while((sitr != stream_end) && (!std::isspace(*sitr))) { - tz_str += *sitr; - ++sitr; - } - } - else { - use_current_format_char = true; - } - - } - else { - // nothing was parsed so we don't want to advance sitr - use_current_char = true; - } - - break; - } - default: - {} // ignore what we don't understand? - }// switch - } - else { // itr == '%', second consecutive - ++sitr; - } - - if(use_current_format_char) { - use_current_format_char = false; - } - else { - ++itr; //advance past format specifier - } - - } - else { //skip past chars in format and in buffer - ++itr; - // set use_current_char when sitr is already - // pointing at the next character to process - if (use_current_char) { - use_current_char = false; - } - else { - ++sitr; - } - } - } - - date_type d(not_a_date_time); - if (day_of_year > 0) { - d = date_type(static_cast<unsigned short>(t_year-1),12,31) + date_duration_type(day_of_year); - } - else { - d = date_type(t_year, t_month, t_day); - } - - time_duration_type td(hour, min, sec, frac); - t = time_type(d, td); - return sitr; - } - - //! Helper function to check for special_value - /*! First character may have been consumed during original parse - * attempt. Parameter 'c' should be a copy of that character. - * Throws ios_base::failure if parse fails. */ - template<class temporal_type> - inline - InItrT check_special_value(InItrT& sitr,InItrT& stream_end, temporal_type& tt, char_type c='\0') const - { - match_results mr; - if((c == '-' || c == '+') && (*sitr != c)) { // was the first character consumed? - mr.cache += c; - } - this->m_sv_parser.match(sitr, stream_end, mr); - if(mr.current_match == match_results::PARSE_ERROR) { - std::string tmp = convert_string_type<char_type, char>(mr.cache); - boost::throw_exception(std::ios_base::failure("Parse failed. No match found for '" + tmp + "'")); - BOOST_DATE_TIME_UNREACHABLE_EXPRESSION(return sitr); // should never reach - } - tt = temporal_type(static_cast<special_values>(mr.current_match)); - return sitr; - } - - //! Helper function for parsing a fractional second type from the stream - void parse_frac_type(InItrT& sitr, - InItrT& stream_end, - fracional_seconds_type& frac) const - { - string_type cache; - while((sitr != stream_end) && std::isdigit(*sitr)) { - cache += *sitr; - ++sitr; - } - if(cache.size() > 0) { - unsigned short precision = time_duration_type::num_fractional_digits(); - // input may be only the first few decimal places - if(cache.size() < precision) { - frac = lexical_cast<fracional_seconds_type>(cache); - frac = decimal_adjust(frac, static_cast<unsigned short>(precision - cache.size())); - } - else { - // if input has too many decimal places, drop excess digits - frac = lexical_cast<fracional_seconds_type>(cache.substr(0, precision)); - } - } - } - - private: - string_type m_time_duration_format; - - //! Helper function to adjust trailing zeros when parsing fractional digits - template<class int_type> - inline - int_type decimal_adjust(int_type val, const unsigned short places) const - { - unsigned long factor = 1; - for(int i = 0; i < places; ++i){ - factor *= 10; // shift decimal to the right - } - return val * factor; - } - - }; - -template <class time_type, class CharT, class InItrT> - std::locale::id time_input_facet<time_type, CharT, InItrT>::id; - -template <class time_type, class CharT, class InItrT> - const typename time_input_facet<time_type, CharT, InItrT>::char_type* - time_input_facet<time_type, CharT, InItrT>::fractional_seconds_format = time_formats<CharT>::fractional_seconds_format; - - template <class time_type, class CharT, class InItrT> - const typename time_input_facet<time_type, CharT, InItrT>::char_type* - time_input_facet<time_type, CharT, InItrT>::fractional_seconds_or_none_format = time_formats<CharT>::fractional_seconds_or_none_format; - - template <class time_type, class CharT, class InItrT> - const typename time_input_facet<time_type, CharT, InItrT>::char_type* - time_input_facet<time_type, CharT, InItrT>::seconds_with_fractional_seconds_format = time_formats<CharT>::seconds_with_fractional_seconds_format; - - template <class time_type, class CharT, class InItrT> - const typename time_input_facet<time_type, CharT, InItrT>::char_type* - time_input_facet<time_type, CharT, InItrT>::seconds_format = time_formats<CharT>::seconds_format; - - template <class time_type, class CharT, class InItrT> - const typename time_input_facet<time_type, CharT, InItrT>::char_type* - time_input_facet<time_type, CharT, InItrT>::standard_format = time_formats<CharT>::standard_format; - - template <class time_type, class CharT, class InItrT> - const typename time_input_facet<time_type, CharT, InItrT>::char_type* - time_input_facet<time_type, CharT, InItrT>::zone_abbrev_format = time_formats<CharT>::zone_abbrev_format; - - template <class time_type, class CharT, class InItrT> - const typename time_input_facet<time_type, CharT, InItrT>::char_type* - time_input_facet<time_type, CharT, InItrT>::zone_name_format = time_formats<CharT>::zone_name_format; - - template <class time_type, class CharT, class InItrT> - const typename time_input_facet<time_type, CharT, InItrT>::char_type* - time_input_facet<time_type, CharT, InItrT>::zone_iso_format = time_formats<CharT>::zone_iso_format; - - template <class time_type, class CharT, class InItrT> - const typename time_input_facet<time_type, CharT, InItrT>::char_type* - time_input_facet<time_type, CharT, InItrT>::zone_iso_extended_format = time_formats<CharT>::zone_iso_extended_format; - - template <class time_type, class CharT, class InItrT> - const typename time_input_facet<time_type, CharT, InItrT>::char_type* - time_input_facet<time_type, CharT, InItrT>::duration_seperator = time_formats<CharT>::duration_seperator; - - template <class time_type, class CharT, class InItrT> - const typename time_input_facet<time_type, CharT, InItrT>::char_type* - time_input_facet<time_type, CharT, InItrT>::iso_time_format_specifier = time_formats<CharT>::iso_time_format_specifier; - - template <class time_type, class CharT, class InItrT> - const typename time_input_facet<time_type, CharT, InItrT>::char_type* - time_input_facet<time_type, CharT, InItrT>::iso_time_format_extended_specifier = time_formats<CharT>::iso_time_format_extended_specifier; - - template <class time_type, class CharT, class InItrT> - const typename time_input_facet<time_type, CharT, InItrT>::char_type* - time_input_facet<time_type, CharT, InItrT>::default_time_input_format = time_formats<CharT>::default_time_input_format; - - template <class time_type, class CharT, class InItrT> - const typename time_input_facet<time_type, CharT, InItrT>::char_type* - time_input_facet<time_type, CharT, InItrT>::default_time_duration_format = time_formats<CharT>::default_time_duration_format; - - -} } // namespaces - - -#endif - |