#ifndef ISO_FORMAT_HPP___
#define ISO_FORMAT_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/parse_format_base.hpp"
namespace boost {
namespace date_time {
//! Class to provide common iso formatting spec
template<class charT>
class iso_format_base {
public:
//! Describe month format -- its an integer in iso format
static month_format_spec month_format()
{
return month_as_integer;
}
//! String used printed is date is invalid
static const charT* not_a_date()
{
return "not-a-date-time";
}
//! String used to for positive infinity value
static const charT* pos_infinity()
{
return "+infinity";
}
//! String used to for positive infinity value
static const charT* neg_infinity()
{
return "-infinity";
}
//! ISO char for a year -- used in durations
static charT year_sep_char()
{
return 'Y';
}
//! ISO char for a month
static charT month_sep_char()
{
return '-';
}
//! ISO char for a day
static charT day_sep_char()
{
return '-';
}
//! char for minute
static charT hour_sep_char()
{
return ':';
}
//! char for minute
static charT minute_sep_char()
{
return ':';
}
//! char for second
static charT second_sep_char()
{
return ':';
}
//! ISO char for a period
static charT period_start_char()
{
return 'P';
}
//! Used in time in mixed strings to set start of time
static charT time_start_char()
{
return 'T';
}
//! Used in mixed strings to identify start of a week number
static charT week_start_char()
{
return 'W';
}
//! Separators for periods
static charT period_sep_char()
{
return '/';
}
//! Separator for hh:mm:ss
static charT time_sep_char()
{
return ':';
}
//! Preferred Separator for hh:mm:ss,decimal_fraction
static charT fractional_time_sep_char()
{
return ',';
}
static bool is_component_sep(charT sep)
{
switch(sep) {
case 'H':
case 'M':
case 'S':
case 'W':
case 'T':
case 'Y':
case 'D':return true;
default:
return false;
}
}
static bool is_fractional_time_sep(charT sep)
{
switch(sep) {
case ',':
case '.': return true;
default: return false;
}
}
static bool is_timezone_sep(charT sep)
{
switch(sep) {
case '+':
case '-': return true;
default: return false;
}
}
static charT element_sep_char()
{
return '-';
}
};
#ifndef BOOST_NO_STD_WSTRING
//! Class to provide common iso formatting spec
template<>
class iso_format_base<wchar_t> {
public:
//! Describe month format -- its an integer in iso format
static month_format_spec month_format()
{
return month_as_integer;
}
//! String used printed is date is invalid
static const wchar_t* not_a_date()
{
return L"not-a-date-time";
}
//! String used to for positive infinity value
static const wchar_t* pos_infinity()
{
return L"+infinity";
}
//! String used to for positive infinity value
static const wchar_t* neg_infinity()
{
return L"-infinity";
}
//! ISO char for a year -- used in durations
static wchar_t year_sep_char()
{
return 'Y';
}
//! ISO char for a month
static wchar_t month_sep_char()
{
return '-';
}
//! ISO char for a day
static wchar_t day_sep_char()
{
return '-';
}
//! char for minute
static wchar_t hour_sep_char()
{
return ':';
}
//! char for minute
static wchar_t minute_sep_char()
{
return ':';
}
//! char for second
static wchar_t second_sep_char()
{
return ':';
}
//! ISO char for a period
static wchar_t period_start_char()
{
return 'P';
}
//! Used in time in mixed strings to set start of time
static wchar_t time_start_char()
{
return 'T';
}
//! Used in mixed strings to identify start of a week number
static wchar_t week_start_char()
{
return 'W';
}
//! Separators for periods
static wchar_t period_sep_char()
{
return '/';
}
//! Separator for hh:mm:ss
static wchar_t time_sep_char()
{
return ':';
}
//! Preferred Separator for hh:mm:ss,decimal_fraction
static wchar_t fractional_time_sep_char()
{
return ',';
}
static bool is_component_sep(wchar_t sep)
{
switch(sep) {
case 'H':
case 'M':
case 'S':
case 'W':
case 'T':
case 'Y':
case 'D':return true;
default:
return false;
}
}
static bool is_fractional_time_sep(wchar_t sep)
{
switch(sep) {
case ',':
case '.': return true;
default: return false;
}
}
static bool is_timezone_sep(wchar_t sep)
{
switch(sep) {
case '+':
case '-': return true;
default: return false;
}
}
static wchar_t element_sep_char()
{
return '-';
}
};
#endif // BOOST_NO_STD_WSTRING
//! Format description for iso normal YYYYMMDD
template<class charT>
class iso_format : public iso_format_base<charT> {
public:
//! The ios standard format doesn't use char separators
static bool has_date_sep_chars()
{
return false;
}
};
//! Extended format uses seperators YYYY-MM-DD
template<class charT>
class iso_extended_format : public iso_format_base<charT> {
public:
//! Extended format needs char separators
static bool has_date_sep_chars()
{
return true;
}
};
} } //namespace date_time
#endif
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