1 | // Boost string_algo library find_format.hpp header file ---------------------------// |
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2 | |
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3 | // Copyright Pavol Droba 2002-2003. |
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4 | // |
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5 | // Distributed under the Boost Software License, Version 1.0. |
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6 | // (See accompanying file LICENSE_1_0.txt or copy at |
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7 | // http://www.boost.org/LICENSE_1_0.txt) |
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8 | |
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9 | // See http://www.boost.org/ for updates, documentation, and revision history. |
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10 | |
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11 | #ifndef BOOST_STRING_FIND_FORMAT_DETAIL_HPP |
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12 | #define BOOST_STRING_FIND_FORMAT_DETAIL_HPP |
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13 | |
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14 | #include <boost/algorithm/string/config.hpp> |
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15 | #include <boost/range/iterator_range.hpp> |
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16 | #include <boost/range/const_iterator.hpp> |
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17 | #include <boost/range/iterator.hpp> |
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18 | #include <boost/algorithm/string/detail/find_format_store.hpp> |
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19 | #include <boost/algorithm/string/detail/replace_storage.hpp> |
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20 | |
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21 | namespace boost { |
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22 | namespace algorithm { |
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23 | namespace detail { |
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24 | |
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25 | // find_format_copy (iterator variant) implementation -------------------------------// |
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26 | |
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27 | template< |
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28 | typename OutputIteratorT, |
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29 | typename InputT, |
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30 | typename FormatterT, |
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31 | typename FindResultT, |
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32 | typename FormatResultT > |
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33 | inline OutputIteratorT find_format_copy_impl2( |
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34 | OutputIteratorT Output, |
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35 | const InputT& Input, |
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36 | FormatterT Formatter, |
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37 | const FindResultT& FindResult, |
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38 | const FormatResultT& FormatResult ) |
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39 | { |
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40 | typedef find_format_store< |
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41 | BOOST_STRING_TYPENAME |
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42 | range_const_iterator<InputT>::type, |
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43 | FormatterT, |
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44 | FormatResultT > store_type; |
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45 | |
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46 | // Create store for the find result |
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47 | store_type M( FindResult, FormatResult, Formatter ); |
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48 | |
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49 | if ( !M ) |
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50 | { |
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51 | // Match not found - return original sequence |
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52 | Output = std::copy( ::boost::begin(Input), ::boost::end(Input), Output ); |
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53 | return Output; |
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54 | } |
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55 | |
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56 | // Copy the beginning of the sequence |
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57 | Output = std::copy( ::boost::begin(Input), ::boost::begin(M), Output ); |
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58 | // Format find result |
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59 | // Copy formated result |
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60 | Output = std::copy( ::boost::begin(M.format_result()), ::boost::end(M.format_result()), Output ); |
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61 | // Copy the rest of the sequence |
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62 | Output = std::copy( M.end(), ::boost::end(Input), Output ); |
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63 | |
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64 | return Output; |
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65 | } |
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66 | |
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67 | template< |
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68 | typename OutputIteratorT, |
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69 | typename InputT, |
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70 | typename FormatterT, |
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71 | typename FindResultT > |
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72 | inline OutputIteratorT find_format_copy_impl( |
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73 | OutputIteratorT Output, |
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74 | const InputT& Input, |
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75 | FormatterT Formatter, |
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76 | const FindResultT& FindResult ) |
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77 | { |
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78 | if( ::boost::algorithm::detail::check_find_result(Input, FindResult) ) { |
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79 | return ::boost::algorithm::detail::find_format_copy_impl2( |
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80 | Output, |
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81 | Input, |
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82 | Formatter, |
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83 | FindResult, |
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84 | Formatter(FindResult) ); |
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85 | } else { |
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86 | return std::copy( ::boost::begin(Input), ::boost::end(Input), Output ); |
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87 | } |
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88 | } |
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89 | |
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90 | |
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91 | // find_format_copy implementation --------------------------------------------------// |
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92 | |
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93 | template< |
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94 | typename InputT, |
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95 | typename FormatterT, |
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96 | typename FindResultT, |
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97 | typename FormatResultT > |
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98 | inline InputT find_format_copy_impl2( |
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99 | const InputT& Input, |
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100 | FormatterT Formatter, |
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101 | const FindResultT& FindResult, |
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102 | const FormatResultT& FormatResult) |
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103 | { |
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104 | typedef find_format_store< |
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105 | BOOST_STRING_TYPENAME |
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106 | range_const_iterator<InputT>::type, |
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107 | FormatterT, |
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108 | FormatResultT > store_type; |
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109 | |
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110 | // Create store for the find result |
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111 | store_type M( FindResult, FormatResult, Formatter ); |
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112 | |
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113 | if ( !M ) |
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114 | { |
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115 | // Match not found - return original sequence |
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116 | return InputT( Input ); |
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117 | } |
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118 | |
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119 | InputT Output; |
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120 | // Copy the beginning of the sequence |
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121 | insert( Output, ::boost::end(Output), ::boost::begin(Input), M.begin() ); |
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122 | // Copy formated result |
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123 | insert( Output, ::boost::end(Output), M.format_result() ); |
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124 | // Copy the rest of the sequence |
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125 | insert( Output, ::boost::end(Output), M.end(), ::boost::end(Input) ); |
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126 | |
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127 | return Output; |
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128 | } |
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129 | |
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130 | template< |
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131 | typename InputT, |
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132 | typename FormatterT, |
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133 | typename FindResultT > |
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134 | inline InputT find_format_copy_impl( |
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135 | const InputT& Input, |
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136 | FormatterT Formatter, |
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137 | const FindResultT& FindResult) |
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138 | { |
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139 | if( ::boost::algorithm::detail::check_find_result(Input, FindResult) ) { |
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140 | return ::boost::algorithm::detail::find_format_copy_impl2( |
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141 | Input, |
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142 | Formatter, |
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143 | FindResult, |
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144 | Formatter(FindResult) ); |
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145 | } else { |
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146 | return Input; |
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147 | } |
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148 | } |
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149 | |
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150 | // replace implementation ----------------------------------------------------// |
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151 | |
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152 | template< |
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153 | typename InputT, |
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154 | typename FormatterT, |
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155 | typename FindResultT, |
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156 | typename FormatResultT > |
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157 | inline void find_format_impl2( |
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158 | InputT& Input, |
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159 | FormatterT Formatter, |
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160 | const FindResultT& FindResult, |
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161 | const FormatResultT& FormatResult) |
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162 | { |
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163 | typedef find_format_store< |
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164 | BOOST_STRING_TYPENAME |
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165 | range_iterator<InputT>::type, |
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166 | FormatterT, |
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167 | FormatResultT > store_type; |
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168 | |
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169 | // Create store for the find result |
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170 | store_type M( FindResult, FormatResult, Formatter ); |
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171 | |
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172 | if ( !M ) |
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173 | { |
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174 | // Search not found - return original sequence |
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175 | return; |
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176 | } |
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177 | |
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178 | // Replace match |
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179 | ::boost::algorithm::detail::replace( Input, M.begin(), M.end(), M.format_result() ); |
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180 | } |
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181 | |
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182 | template< |
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183 | typename InputT, |
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184 | typename FormatterT, |
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185 | typename FindResultT > |
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186 | inline void find_format_impl( |
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187 | InputT& Input, |
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188 | FormatterT Formatter, |
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189 | const FindResultT& FindResult) |
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190 | { |
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191 | if( ::boost::algorithm::detail::check_find_result(Input, FindResult) ) { |
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192 | ::boost::algorithm::detail::find_format_impl2( |
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193 | Input, |
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194 | Formatter, |
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195 | FindResult, |
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196 | Formatter(FindResult) ); |
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197 | } |
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198 | } |
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199 | |
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200 | } // namespace detail |
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201 | } // namespace algorithm |
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202 | } // namespace boost |
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203 | |
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204 | #endif // BOOST_STRING_FIND_FORMAT_DETAIL_HPP |
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