1 #ifndef GREGORIAN_FORMATTERS_HPP___ 2 #define GREGORIAN_FORMATTERS_HPP___ 3 4 /* Copyright (c) 2002,2003 CrystalClear Software, Inc. 5 * Use, modification and distribution is subject to the 6 * Boost Software License, Version 1.0. (See accompanying 7 * file LICENSE_1_0.txt or http://www.boost.org/LICENSE_1_0.txt) 8 * Author: Jeff Garland, Bart Garst 9 * $Date$ 10 */ 11 12 #include "boost/date_time/compiler_config.hpp" 13 #include "boost/date_time/gregorian/gregorian_types.hpp" 14 #if defined(BOOST_DATE_TIME_INCLUDE_LIMITED_HEADERS) 15 #include "boost/date_time/date_formatting_limited.hpp" 16 #else 17 #include "boost/date_time/date_formatting.hpp" 18 #endif 19 #include "boost/date_time/iso_format.hpp" 20 #include "boost/date_time/date_format_simple.hpp" 21 22 /* NOTE: "to_*_string" code for older compilers, ones that define 23 * BOOST_DATE_TIME_INCLUDE_LIMITED_HEADERS, is located in 24 * formatters_limited.hpp 25 */ 26 27 namespace boost { 28 namespace gregorian { 29 30 // wrapper function for to_simple_(w)string(date) 31 template<class charT> 32 inline to_simple_string_type(const date & d)33 std::basic_string<charT> to_simple_string_type(const date& d) { 34 return date_time::date_formatter<date,date_time::simple_format<charT>,charT>::date_to_string(d); 35 } 36 //! To YYYY-mmm-DD string where mmm 3 char month name. Example: 2002-Jan-01 37 /*!\ingroup date_format 38 */ to_simple_string(const date & d)39 inline std::string to_simple_string(const date& d) { 40 return to_simple_string_type<char>(d); 41 } 42 43 44 // wrapper function for to_simple_(w)string(date_period) 45 template<class charT> to_simple_string_type(const date_period & d)46 inline std::basic_string<charT> to_simple_string_type(const date_period& d) { 47 typedef std::basic_string<charT> string_type; 48 charT b = '[', m = '/', e=']'; 49 50 string_type d1(date_time::date_formatter<date,date_time::simple_format<charT>,charT>::date_to_string(d.begin())); 51 string_type d2(date_time::date_formatter<date,date_time::simple_format<charT>,charT>::date_to_string(d.last())); 52 return string_type(b + d1 + m + d2 + e); 53 } 54 //! Convert date period to simple string. Example: [2002-Jan-01/2002-Jan-02] 55 /*!\ingroup date_format 56 */ to_simple_string(const date_period & d)57 inline std::string to_simple_string(const date_period& d) { 58 return to_simple_string_type<char>(d); 59 } 60 61 // wrapper function for to_iso_(w)string(date_period) 62 template<class charT> to_iso_string_type(const date_period & d)63 inline std::basic_string<charT> to_iso_string_type(const date_period& d) { 64 charT sep = '/'; 65 std::basic_string<charT> s(date_time::date_formatter<date,date_time::iso_format<charT>,charT>::date_to_string(d.begin())); 66 return s + sep + date_time::date_formatter<date,date_time::iso_format<charT>,charT>::date_to_string(d.last()); 67 } 68 //! Date period to iso standard format CCYYMMDD/CCYYMMDD. Example: 20021225/20021231 69 /*!\ingroup date_format 70 */ to_iso_string(const date_period & d)71 inline std::string to_iso_string(const date_period& d) { 72 return to_iso_string_type<char>(d); 73 } 74 75 76 // wrapper function for to_iso_extended_(w)string(date) 77 template<class charT> to_iso_extended_string_type(const date & d)78 inline std::basic_string<charT> to_iso_extended_string_type(const date& d) { 79 return date_time::date_formatter<date,date_time::iso_extended_format<charT>,charT>::date_to_string(d); 80 } 81 //! Convert to iso extended format string CCYY-MM-DD. Example 2002-12-31 82 /*!\ingroup date_format 83 */ to_iso_extended_string(const date & d)84 inline std::string to_iso_extended_string(const date& d) { 85 return to_iso_extended_string_type<char>(d); 86 } 87 88 // wrapper function for to_iso_(w)string(date) 89 template<class charT> to_iso_string_type(const date & d)90 inline std::basic_string<charT> to_iso_string_type(const date& d) { 91 return date_time::date_formatter<date,date_time::iso_format<charT>,charT>::date_to_string(d); 92 } 93 //! Convert to iso standard string YYYYMMDD. Example: 20021231 94 /*!\ingroup date_format 95 */ to_iso_string(const date & d)96 inline std::string to_iso_string(const date& d) { 97 return to_iso_string_type<char>(d); 98 } 99 100 101 102 103 // wrapper function for to_sql_(w)string(date) 104 template<class charT> to_sql_string_type(const date & d)105 inline std::basic_string<charT> to_sql_string_type(const date& d) 106 { 107 date::ymd_type ymd = d.year_month_day(); 108 std::basic_ostringstream<charT> ss; 109 ss << ymd.year << "-" 110 << std::setw(2) << std::setfill(ss.widen('0')) 111 << ymd.month.as_number() //solves problem with gcc 3.1 hanging 112 << "-" 113 << std::setw(2) << std::setfill(ss.widen('0')) 114 << ymd.day; 115 return ss.str(); 116 } to_sql_string(const date & d)117 inline std::string to_sql_string(const date& d) { 118 return to_sql_string_type<char>(d); 119 } 120 121 122 #if !defined(BOOST_NO_STD_WSTRING) 123 //! Convert date period to simple string. Example: [2002-Jan-01/2002-Jan-02] 124 /*!\ingroup date_format 125 */ to_simple_wstring(const date_period & d)126 inline std::wstring to_simple_wstring(const date_period& d) { 127 return to_simple_string_type<wchar_t>(d); 128 } 129 //! To YYYY-mmm-DD string where mmm 3 char month name. Example: 2002-Jan-01 130 /*!\ingroup date_format 131 */ to_simple_wstring(const date & d)132 inline std::wstring to_simple_wstring(const date& d) { 133 return to_simple_string_type<wchar_t>(d); 134 } 135 //! Date period to iso standard format CCYYMMDD/CCYYMMDD. Example: 20021225/20021231 136 /*!\ingroup date_format 137 */ to_iso_wstring(const date_period & d)138 inline std::wstring to_iso_wstring(const date_period& d) { 139 return to_iso_string_type<wchar_t>(d); 140 } 141 //! Convert to iso extended format string CCYY-MM-DD. Example 2002-12-31 142 /*!\ingroup date_format 143 */ to_iso_extended_wstring(const date & d)144 inline std::wstring to_iso_extended_wstring(const date& d) { 145 return to_iso_extended_string_type<wchar_t>(d); 146 } 147 //! Convert to iso standard string YYYYMMDD. Example: 20021231 148 /*!\ingroup date_format 149 */ to_iso_wstring(const date & d)150 inline std::wstring to_iso_wstring(const date& d) { 151 return to_iso_string_type<wchar_t>(d); 152 } to_sql_wstring(const date & d)153 inline std::wstring to_sql_wstring(const date& d) { 154 return to_sql_string_type<wchar_t>(d); 155 } 156 #endif // BOOST_NO_STD_WSTRING 157 158 } } //namespace gregorian 159 160 161 #endif 162 163