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- #ifndef DATE_TIME_DATE_FORMATTING_HPP___
- #define DATE_TIME_DATE_FORMATTING_HPP___
- #include "boost/date_time/iso_format.hpp"
- #include "boost/date_time/compiler_config.hpp"
- #include <string>
- #include <sstream>
- #include <iomanip>
- namespace boost {
- namespace date_time {
-
- template<class month_type, class format_type, class charT=char>
- class month_formatter
- {
- typedef std::basic_ostream<charT> ostream_type;
- public:
-
-
- static ostream_type& format_month(const month_type& month,
- ostream_type &os)
- {
- switch (format_type::month_format())
- {
- case month_as_short_string:
- {
- os << month.as_short_string();
- break;
- }
- case month_as_long_string:
- {
- os << month.as_long_string();
- break;
- }
- case month_as_integer:
- {
- os << std::setw(2) << std::setfill(os.widen('0')) << month.as_number();
- break;
- }
-
- }
- return os;
- }
- };
-
- template<class ymd_type, class format_type, class charT=char>
- class ymd_formatter
- {
- public:
-
-
-
- static std::basic_string<charT> ymd_to_string(ymd_type ymd)
- {
- typedef typename ymd_type::month_type month_type;
- std::basic_ostringstream<charT> ss;
- ss << ymd.year;
- if (format_type::has_date_sep_chars()) {
- ss << format_type::month_sep_char();
- }
-
- month_formatter<month_type,format_type,charT>::format_month(ymd.month, ss);
- if (format_type::has_date_sep_chars()) {
- ss << format_type::day_sep_char();
- }
- ss << std::setw(2) << std::setfill(ss.widen('0'))
- << ymd.day;
- return ss.str();
- }
- };
-
- template<class date_type, class format_type, class charT=char>
- class date_formatter
- {
- public:
- typedef std::basic_string<charT> string_type;
-
- static string_type date_to_string(date_type d)
- {
- typedef typename date_type::ymd_type ymd_type;
- if (d.is_not_a_date()) {
- return string_type(format_type::not_a_date());
- }
- if (d.is_neg_infinity()) {
- return string_type(format_type::neg_infinity());
- }
- if (d.is_pos_infinity()) {
- return string_type(format_type::pos_infinity());
- }
- ymd_type ymd = d.year_month_day();
- return ymd_formatter<ymd_type, format_type, charT>::ymd_to_string(ymd);
- }
- };
- } }
- #endif
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