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
27namespace boost {
28namespace gregorian {
29
30 // wrapper function for to_simple_(w)string(date)
31 template<class charT>
32 inline
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 */
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>
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 */
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>
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 */
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>
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 */
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>
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 */
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>
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 }
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 */
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 */
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 */
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 */
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 */
150 inline std::wstring to_iso_wstring(const date& d) {
151 return to_iso_string_type<wchar_t>(d);
152 }
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

source code of include/boost/date_time/gregorian/formatters.hpp