1 | #ifndef POSIXTIME_FORMATTERS_HPP___ |
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2 | #define POSIXTIME_FORMATTERS_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.txt or http://www.boost.org/LICENSE_1_0.txt) |
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8 | * Author: Jeff Garland, Bart Garst |
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9 | * $Date: 2010-01-10 14:17:23 -0500 (Sun, 10 Jan 2010) $ |
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10 | */ |
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11 | |
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12 | #include <boost/date_time/gregorian/gregorian.hpp> |
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13 | #include <boost/date_time/compiler_config.hpp> |
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14 | #include <boost/date_time/iso_format.hpp> |
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15 | #include <boost/date_time/date_format_simple.hpp> |
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16 | #include <boost/date_time/posix_time/posix_time_types.hpp> |
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17 | #include <boost/date_time/time_formatting_streams.hpp> |
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18 | #include <boost/date_time/time_resolution_traits.hpp> // absolute_value |
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19 | #include <boost/date_time/time_parsing.hpp> |
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20 | |
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21 | /* NOTE: The "to_*_string" code for older compilers, ones that define |
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22 | * BOOST_DATE_TIME_INCLUDE_LIMITED_HEADERS, is located in |
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23 | * formatters_limited.hpp |
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24 | */ |
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25 | |
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26 | namespace boost { |
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27 | |
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28 | namespace posix_time { |
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29 | |
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30 | // template function called by wrapper functions: |
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31 | // to_*_string(time_duration) & to_*_wstring(time_duration) |
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32 | template<class charT> |
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33 | inline std::basic_string<charT> to_simple_string_type(time_duration td) { |
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34 | std::basic_ostringstream<charT> ss; |
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35 | if(td.is_special()) { |
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36 | /* simply using 'ss << td.get_rep()' won't work on compilers |
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37 | * that don't support locales. This way does. */ |
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38 | // switch copied from date_names_put.hpp |
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39 | switch(td.get_rep().as_special()) |
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40 | { |
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41 | case not_a_date_time: |
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42 | //ss << "not-a-number"; |
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43 | ss << "not-a-date-time"; |
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44 | break; |
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45 | case pos_infin: |
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46 | ss << "+infinity"; |
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47 | break; |
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48 | case neg_infin: |
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49 | ss << "-infinity"; |
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50 | break; |
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51 | default: |
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52 | ss << ""; |
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53 | } |
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54 | } |
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55 | else { |
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56 | charT fill_char = '0'; |
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57 | if(td.is_negative()) { |
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58 | ss << '-'; |
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59 | } |
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60 | ss << std::setw(2) << std::setfill(fill_char) |
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61 | << date_time::absolute_value(td.hours()) << ":"; |
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62 | ss << std::setw(2) << std::setfill(fill_char) |
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63 | << date_time::absolute_value(td.minutes()) << ":"; |
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64 | ss << std::setw(2) << std::setfill(fill_char) |
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65 | << date_time::absolute_value(td.seconds()); |
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66 | //TODO the following is totally non-generic, yelling FIXME |
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67 | #if (defined(BOOST_MSVC) && (_MSC_VER < 1300)) |
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68 | boost::int64_t frac_sec = |
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69 | date_time::absolute_value(td.fractional_seconds()); |
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70 | // JDG [7/6/02 VC++ compatibility] |
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71 | charT buff[32]; |
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72 | _i64toa(frac_sec, buff, 10); |
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73 | #else |
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74 | time_duration::fractional_seconds_type frac_sec = |
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75 | date_time::absolute_value(td.fractional_seconds()); |
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76 | #endif |
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77 | if (frac_sec != 0) { |
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78 | ss << "." << std::setw(time_duration::num_fractional_digits()) |
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79 | << std::setfill(fill_char) |
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80 | |
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81 | // JDG [7/6/02 VC++ compatibility] |
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82 | #if (defined(BOOST_MSVC) && (_MSC_VER < 1300)) |
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83 | << buff; |
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84 | #else |
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85 | << frac_sec; |
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86 | #endif |
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87 | } |
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88 | }// else |
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89 | return ss.str(); |
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90 | } |
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91 | //! Time duration to string -hh::mm::ss.fffffff. Example: 10:09:03.0123456 |
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92 | /*!\ingroup time_format |
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93 | */ |
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94 | inline std::string to_simple_string(time_duration td) { |
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95 | return to_simple_string_type<char>(td); |
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96 | } |
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97 | |
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98 | |
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99 | // template function called by wrapper functions: |
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100 | // to_*_string(time_duration) & to_*_wstring(time_duration) |
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101 | template<class charT> |
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102 | inline std::basic_string<charT> to_iso_string_type(time_duration td) |
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103 | { |
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104 | std::basic_ostringstream<charT> ss; |
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105 | if(td.is_special()) { |
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106 | /* simply using 'ss << td.get_rep()' won't work on compilers |
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107 | * that don't support locales. This way does. */ |
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108 | // switch copied from date_names_put.hpp |
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109 | switch(td.get_rep().as_special()) { |
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110 | case not_a_date_time: |
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111 | //ss << "not-a-number"; |
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112 | ss << "not-a-date-time"; |
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113 | break; |
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114 | case pos_infin: |
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115 | ss << "+infinity"; |
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116 | break; |
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117 | case neg_infin: |
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118 | ss << "-infinity"; |
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119 | break; |
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120 | default: |
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121 | ss << ""; |
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122 | } |
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123 | } |
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124 | else { |
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125 | charT fill_char = '0'; |
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126 | if(td.is_negative()) { |
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127 | ss << '-'; |
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128 | } |
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129 | ss << std::setw(2) << std::setfill(fill_char) |
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130 | << date_time::absolute_value(td.hours()); |
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131 | ss << std::setw(2) << std::setfill(fill_char) |
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132 | << date_time::absolute_value(td.minutes()); |
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133 | ss << std::setw(2) << std::setfill(fill_char) |
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134 | << date_time::absolute_value(td.seconds()); |
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135 | //TODO the following is totally non-generic, yelling FIXME |
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136 | #if (defined(BOOST_MSVC) && (_MSC_VER < 1300)) |
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137 | boost::int64_t frac_sec = |
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138 | date_time::absolute_value(td.fractional_seconds()); |
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139 | // JDG [7/6/02 VC++ compatibility] |
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140 | charT buff[32]; |
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141 | _i64toa(frac_sec, buff, 10); |
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142 | #else |
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143 | time_duration::fractional_seconds_type frac_sec = |
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144 | date_time::absolute_value(td.fractional_seconds()); |
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145 | #endif |
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146 | if (frac_sec != 0) { |
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147 | ss << "." << std::setw(time_duration::num_fractional_digits()) |
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148 | << std::setfill(fill_char) |
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149 | |
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150 | // JDG [7/6/02 VC++ compatibility] |
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151 | #if (defined(BOOST_MSVC) && (_MSC_VER < 1300)) |
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152 | << buff; |
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153 | #else |
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154 | << frac_sec; |
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155 | #endif |
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156 | } |
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157 | }// else |
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158 | return ss.str(); |
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159 | } |
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160 | //! Time duration in iso format -hhmmss,fffffff Example: 10:09:03,0123456 |
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161 | /*!\ingroup time_format |
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162 | */ |
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163 | inline std::string to_iso_string(time_duration td){ |
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164 | return to_iso_string_type<char>(td); |
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165 | } |
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166 | |
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167 | //! Time to simple format CCYY-mmm-dd hh:mm:ss.fffffff |
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168 | /*!\ingroup time_format |
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169 | */ |
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170 | template<class charT> |
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171 | inline std::basic_string<charT> to_simple_string_type(ptime t) |
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172 | { |
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173 | // can't use this w/gcc295, no to_simple_string_type<>(td) available |
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174 | std::basic_string<charT> ts = gregorian::to_simple_string_type<charT>(t.date());// + " "; |
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175 | if(!t.time_of_day().is_special()) { |
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176 | charT space = ' '; |
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177 | return ts + space + to_simple_string_type<charT>(t.time_of_day()); |
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178 | } |
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179 | else { |
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180 | return ts; |
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181 | } |
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182 | } |
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183 | inline std::string to_simple_string(ptime t){ |
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184 | return to_simple_string_type<char>(t); |
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185 | } |
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186 | |
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187 | // function called by wrapper functions to_*_string(time_period) |
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188 | // & to_*_wstring(time_period) |
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189 | template<class charT> |
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190 | inline std::basic_string<charT> to_simple_string_type(time_period tp) |
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191 | { |
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192 | charT beg = '[', mid = '/', end = ']'; |
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193 | std::basic_string<charT> d1(to_simple_string_type<charT>(tp.begin())); |
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194 | std::basic_string<charT> d2(to_simple_string_type<charT>(tp.last())); |
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195 | return std::basic_string<charT>(beg + d1 + mid + d2 + end); |
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196 | } |
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197 | //! Convert to string of form [YYYY-mmm-DD HH:MM::SS.ffffff/YYYY-mmm-DD HH:MM::SS.fffffff] |
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198 | /*!\ingroup time_format |
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199 | */ |
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200 | inline std::string to_simple_string(time_period tp){ |
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201 | return to_simple_string_type<char>(tp); |
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202 | } |
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203 | |
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204 | // function called by wrapper functions to_*_string(time_period) |
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205 | // & to_*_wstring(time_period) |
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206 | template<class charT> |
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207 | inline std::basic_string<charT> to_iso_string_type(ptime t) |
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208 | { |
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209 | std::basic_string<charT> ts = gregorian::to_iso_string_type<charT>(t.date());// + "T"; |
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210 | if(!t.time_of_day().is_special()) { |
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211 | charT sep = 'T'; |
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212 | return ts + sep + to_iso_string_type<charT>(t.time_of_day()); |
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213 | } |
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214 | else { |
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215 | return ts; |
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216 | } |
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217 | } |
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218 | //! Convert iso short form YYYYMMDDTHHMMSS where T is the date-time separator |
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219 | /*!\ingroup time_format |
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220 | */ |
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221 | inline std::string to_iso_string(ptime t){ |
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222 | return to_iso_string_type<char>(t); |
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223 | } |
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224 | |
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225 | |
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226 | // function called by wrapper functions to_*_string(time_period) |
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227 | // & to_*_wstring(time_period) |
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228 | template<class charT> |
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229 | inline std::basic_string<charT> to_iso_extended_string_type(ptime t) |
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230 | { |
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231 | std::basic_string<charT> ts = gregorian::to_iso_extended_string_type<charT>(t.date());// + "T"; |
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232 | if(!t.time_of_day().is_special()) { |
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233 | charT sep = 'T'; |
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234 | return ts + sep + to_simple_string_type<charT>(t.time_of_day()); |
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235 | } |
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236 | else { |
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237 | return ts; |
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238 | } |
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239 | } |
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240 | //! Convert to form YYYY-MM-DDTHH:MM:SS where T is the date-time separator |
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241 | /*!\ingroup time_format |
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242 | */ |
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243 | inline std::string to_iso_extended_string(ptime t){ |
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244 | return to_iso_extended_string_type<char>(t); |
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245 | } |
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246 | |
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247 | #if !defined(BOOST_NO_STD_WSTRING) |
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248 | //! Time duration to wstring -hh::mm::ss.fffffff. Example: 10:09:03.0123456 |
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249 | /*!\ingroup time_format |
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250 | */ |
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251 | inline std::wstring to_simple_wstring(time_duration td) { |
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252 | return to_simple_string_type<wchar_t>(td); |
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253 | } |
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254 | //! Time duration in iso format -hhmmss,fffffff Example: 10:09:03,0123456 |
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255 | /*!\ingroup time_format |
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256 | */ |
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257 | inline std::wstring to_iso_wstring(time_duration td){ |
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258 | return to_iso_string_type<wchar_t>(td); |
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259 | } |
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260 | inline std::wstring to_simple_wstring(ptime t){ |
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261 | return to_simple_string_type<wchar_t>(t); |
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262 | } |
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263 | //! Convert to wstring of form [YYYY-mmm-DD HH:MM::SS.ffffff/YYYY-mmm-DD HH:MM::SS.fffffff] |
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264 | /*!\ingroup time_format |
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265 | */ |
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266 | inline std::wstring to_simple_wstring(time_period tp){ |
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267 | return to_simple_string_type<wchar_t>(tp); |
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268 | } |
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269 | //! Convert iso short form YYYYMMDDTHHMMSS where T is the date-time separator |
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270 | /*!\ingroup time_format |
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271 | */ |
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272 | inline std::wstring to_iso_wstring(ptime t){ |
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273 | return to_iso_string_type<wchar_t>(t); |
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274 | } |
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275 | //! Convert to form YYYY-MM-DDTHH:MM:SS where T is the date-time separator |
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276 | /*!\ingroup time_format |
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277 | */ |
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278 | inline std::wstring to_iso_extended_wstring(ptime t){ |
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279 | return to_iso_extended_string_type<wchar_t>(t); |
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280 | } |
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281 | |
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282 | #endif // BOOST_NO_STD_WSTRING |
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283 | |
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284 | |
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285 | } } //namespace posix_time |
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286 | |
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287 | |
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288 | #endif |
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289 | |
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