[857] | 1 | #ifndef POSIX_TIME_PRE133_OPERATORS_HPP___
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| 2 | #define POSIX_TIME_PRE133_OPERATORS_HPP___
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| 3 |
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| 4 | /* Copyright (c) 2002-2004 CrystalClear Software, Inc.
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| 5 | * Use, modification and distribution is subject to the
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| 6 | * Boost Software License, Version 1.0. (See accompanying
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| 7 | * file LICENSE-1.0 or http://www.boost.org/LICENSE-1.0)
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| 8 | * Author: Jeff Garland, Bart Garst
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| 9 | * $Date: 2005/05/09 03:37:09 $
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| 10 | */
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| 11 |
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| 12 | /*! @file posix_time_pre133_operators.hpp
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| 13 | * These input and output operators are for use with the
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| 14 | * pre 1.33 version of the date_time libraries io facet code.
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| 15 | * The operators used in version 1.33 and later can be found
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| 16 | * in posix_time_io.hpp */
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| 17 |
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| 18 | #include <iostream>
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| 19 | #include <string>
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| 20 | #include <sstream>
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| 21 | #include "boost/date_time/compiler_config.hpp"
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| 22 | #include "boost/date_time/gregorian/gregorian.hpp"
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| 23 | #include "boost/date_time/posix_time/posix_time_duration.hpp"
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| 24 | #include "boost/date_time/posix_time/ptime.hpp"
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| 25 | #include "boost/date_time/posix_time/time_period.hpp"
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| 26 | #include "boost/date_time/time_parsing.hpp"
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| 27 |
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| 28 | namespace boost {
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| 29 | namespace posix_time {
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| 30 |
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| 31 |
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| 32 | //The following code is removed for configurations with poor std::locale support (eg: MSVC6, gcc 2.9x)
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| 33 | #ifndef BOOST_DATE_TIME_NO_LOCALE
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| 34 | #if defined(USE_DATE_TIME_PRE_1_33_FACET_IO)
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| 35 | //! ostream operator for posix_time::time_duration
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| 36 | template <class charT, class traits>
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| 37 | inline
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| 38 | std::basic_ostream<charT, traits>&
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| 39 | operator<<(std::basic_ostream<charT, traits>& os, const time_duration& td)
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| 40 | {
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| 41 | typedef boost::date_time::ostream_time_duration_formatter<time_duration, charT> duration_formatter;
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| 42 | duration_formatter::duration_put(td, os);
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| 43 | return os;
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| 44 | }
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| 45 |
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| 46 | //! ostream operator for posix_time::ptime
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| 47 | template <class charT, class traits>
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| 48 | inline
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| 49 | std::basic_ostream<charT, traits>&
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| 50 | operator<<(std::basic_ostream<charT, traits>& os, const ptime& t)
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| 51 | {
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| 52 | typedef boost::date_time::ostream_time_formatter<ptime, charT> time_formatter;
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| 53 | time_formatter::time_put(t, os);
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| 54 | return os;
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| 55 | }
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| 56 |
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| 57 | //! ostream operator for posix_time::time_period
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| 58 | template <class charT, class traits>
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| 59 | inline
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| 60 | std::basic_ostream<charT, traits>&
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| 61 | operator<<(std::basic_ostream<charT, traits>& os, const time_period& tp)
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| 62 | {
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| 63 | typedef boost::date_time::ostream_time_period_formatter<time_period, charT> period_formatter;
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| 64 | period_formatter::period_put(tp, os);
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| 65 | return os;
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| 66 | }
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| 67 | #endif // USE_DATE_TIME_PRE_1_33_FACET_IO
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| 68 | /******** input streaming ********/
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| 69 | template<class charT>
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| 70 | inline
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| 71 | std::basic_istream<charT>& operator>>(std::basic_istream<charT>& is, time_duration& td)
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| 72 | {
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| 73 | // need to create a std::string and parse it
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| 74 | std::basic_string<charT> inp_s;
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| 75 | std::stringstream out_ss;
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| 76 | is >> inp_s;
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| 77 | typename std::basic_string<charT>::iterator b = inp_s.begin();
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| 78 | // need to use both iterators because there is no requirement
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| 79 | // for the data held by a std::basic_string<> be terminated with
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| 80 | // any marker (such as '\0').
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| 81 | typename std::basic_string<charT>::iterator e = inp_s.end();
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| 82 | while(b != e){
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| 83 | out_ss << out_ss.narrow(*b, 0);
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| 84 | ++b;
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| 85 | }
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| 86 |
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| 87 | td = date_time::parse_delimited_time_duration<time_duration>(out_ss.str());
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| 88 | return is;
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| 89 | }
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| 90 |
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| 91 | template<class charT>
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| 92 | inline
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| 93 | std::basic_istream<charT>& operator>>(std::basic_istream<charT>& is, ptime& pt)
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| 94 | {
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| 95 | gregorian::date d(not_a_date_time);
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| 96 | time_duration td(0,0,0);
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| 97 | is >> d >> td;
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| 98 | pt = ptime(d, td);
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| 99 |
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| 100 | return is;
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| 101 | }
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| 102 |
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| 103 | /** operator>> for time_period. time_period must be in
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| 104 | * "[date time_duration/date time_duration]" format. */
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| 105 | template<class charT>
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| 106 | inline
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| 107 | std::basic_istream<charT>& operator>>(std::basic_istream<charT>& is, time_period& tp)
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| 108 | {
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| 109 | gregorian::date d(not_a_date_time);
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| 110 | time_duration td(0,0,0);
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| 111 | ptime beg(d, td);
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| 112 | ptime end(beg);
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| 113 | std::basic_string<charT> s;
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| 114 | // get first date string and remove leading '['
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| 115 | is >> s;
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| 116 | {
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| 117 | std::basic_stringstream<charT> ss;
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| 118 | ss << s.substr(s.find('[')+1);
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| 119 | ss >> d;
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| 120 | }
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| 121 | // get first time_duration & second date string, remove the '/'
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| 122 | // and split into 2 strings
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| 123 | is >> s;
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| 124 | {
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| 125 | std::basic_stringstream<charT> ss;
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| 126 | ss << s.substr(0, s.find('/'));
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| 127 | ss >> td;
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| 128 | }
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| 129 | beg = ptime(d, td);
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| 130 | {
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| 131 | std::basic_stringstream<charT> ss;
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| 132 | ss << s.substr(s.find('/')+1);
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| 133 | ss >> d;
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| 134 | }
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| 135 | // get last time_duration and remove the trailing ']'
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| 136 | is >> s;
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| 137 | {
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| 138 | std::basic_stringstream<charT> ss;
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| 139 | ss << s.substr(0, s.find(']'));
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| 140 | ss >> td;
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| 141 | }
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| 142 | end = ptime(d, td);
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| 143 |
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| 144 | tp = time_period(beg,end);
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| 145 | return is;
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| 146 | }
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| 147 |
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| 148 |
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| 149 | #endif //BOOST_DATE_TIME_NO_LOCALE
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| 150 |
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| 151 | } } // namespaces
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| 152 |
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| 153 | #endif // POSIX_TIME_PRE133_OPERATORS_HPP___
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