boost/date_time/gregorian/formatters_limited.hpp

   1 #ifndef GREGORIAN_FORMATTERS_LIMITED_HPP___
   2 #define GREGORIAN_FORMATTERS_LIMITED_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/gregorian/gregorian_types.hpp"
  13 #include "boost/date_time/date_formatting_limited.hpp"
  14 #include "boost/date_time/iso_format.hpp"
  15 #include "boost/date_time/date_format_simple.hpp"
  16 #include "boost/date_time/compiler_config.hpp"
  17
  18 namespace boost {
  19 namespace gregorian {
  20
  21   //! To YYYY-mmm-DD string where mmm 3 char month name. Example:  2002-Jan-01
  22   /*!\ingroup date_format
  23    */
  24   inline std::string to_simple_string(const date& d) {
  25     return date_time::date_formatter<date,date_time::simple_format<char> >::date_to_string(d);
  26   }
  27
  28   //! Convert date period to simple string. Example: [2002-Jan-01/2002-Jan-02]
  29   /*!\ingroup date_format
  30    */
  31   inline std::string to_simple_string(const date_period& d) {
  32     std::string s("[");
  33     std::string d1(date_time::date_formatter<date,date_time::simple_format<char> >::date_to_string(d.begin()));
  34     std::string d2(date_time::date_formatter<date,date_time::simple_format<char> >::date_to_string(d.last()));
  35     return std::string("[" + d1 + "/" + d2 + "]");
  36   }
  37
  38   //! Date period to iso standard format CCYYMMDD/CCYYMMDD. Example: 20021225/20021231
  39   /*!\ingroup date_format
  40    */
  41   inline std::string to_iso_string(const date_period& d) {
  42     std::string s(date_time::date_formatter<date,date_time::iso_format<char> >::date_to_string(d.begin()));
  43     return s + "/" + date_time::date_formatter<date,date_time::iso_format<char> >::date_to_string(d.last());
  44   }
  45
  46
  47   //! Convert to iso extended format string CCYY-MM-DD. Example 2002-12-31
  48   /*!\ingroup date_format
  49    */
  50   inline std::string to_iso_extended_string(const date& d) {
  51     return date_time::date_formatter<date,date_time::iso_extended_format<char> >::date_to_string(d);
  52   }
  53
  54   //! Convert to iso standard string YYYYMMDD. Example: 20021231
  55   /*!\ingroup date_format
  56    */
  57   inline std::string to_iso_string(const date& d) {
  58     return date_time::date_formatter<date,date_time::iso_format<char> >::date_to_string(d);
  59   }
  60
  61
  62
  63   inline std::string to_sql_string(const date& d)
  64   {
  65     date::ymd_type ymd = d.year_month_day();
  66     std::ostringstream ss;
  67     ss << ymd.year << "-"
  68        << std::setw(2) << std::setfill('0')
  69        << ymd.month.as_number() //solves problem with gcc 3.1 hanging
  70        << "-"
  71        << std::setw(2) << std::setfill('0')
  72        << ymd.day;
  73     return ss.str();
  74   }
  75
  76
  77 } } //namespace gregorian
  78
  79
  80 #endif
  81