1 | /* ---------------------------------------------------------------------------- |
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2 | libconfig - A library for processing structured configuration files |
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3 | Copyright (C) 2005-2008 Mark A Lindner |
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4 | |
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5 | This file is part of libconfig. |
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6 | |
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7 | This library is free software; you can redistribute it and/or |
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8 | modify it under the terms of the GNU Lesser General Public License |
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9 | as published by the Free Software Foundation; either version 2.1 of |
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10 | the License, or (at your option) any later version. |
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11 | |
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12 | This library is distributed in the hope that it will be useful, but |
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13 | WITHOUT ANY WARRANTY; without even the implied warranty of |
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14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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15 | Lesser General Public License for more details. |
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16 | |
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17 | You should have received a copy of the GNU Library General Public |
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18 | License along with this library; if not, see |
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19 | <http://www.gnu.org/licenses/>. |
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20 | ---------------------------------------------------------------------------- |
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21 | */ |
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22 | |
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23 | #include "libconfig.h++" |
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24 | |
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25 | #ifdef _MSC_VER |
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26 | #pragma warning (disable: 4996) |
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27 | #endif |
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28 | |
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29 | #include "wincompat.h" |
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30 | |
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31 | using namespace libconfig; |
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32 | |
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33 | #include <cstring> |
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34 | #include <cstdlib> |
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35 | #include <sstream> |
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36 | |
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37 | // --------------------------------------------------------------------------- |
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38 | |
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39 | ParseException::ParseException(int line, const char *error) |
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40 | : _line(line), _error(error) |
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41 | { |
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42 | } |
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43 | |
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44 | // --------------------------------------------------------------------------- |
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45 | |
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46 | ParseException::~ParseException() throw() |
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47 | { |
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48 | } |
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49 | |
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50 | // --------------------------------------------------------------------------- |
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51 | |
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52 | const char *ParseException::what() const throw() |
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53 | { |
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54 | return("ParseException"); |
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55 | } |
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56 | |
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57 | // --------------------------------------------------------------------------- |
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58 | |
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59 | static int __toTypeCode(Setting::Type type) |
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60 | { |
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61 | int typecode; |
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62 | |
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63 | switch(type) |
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64 | { |
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65 | case Setting::TypeGroup: |
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66 | typecode = CONFIG_TYPE_GROUP; |
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67 | break; |
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68 | |
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69 | case Setting::TypeInt: |
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70 | typecode = CONFIG_TYPE_INT; |
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71 | break; |
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72 | |
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73 | case Setting::TypeInt64: |
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74 | typecode = CONFIG_TYPE_INT64; |
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75 | break; |
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76 | |
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77 | case Setting::TypeFloat: |
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78 | typecode = CONFIG_TYPE_FLOAT; |
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79 | break; |
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80 | |
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81 | case Setting::TypeString: |
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82 | typecode = CONFIG_TYPE_STRING; |
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83 | break; |
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84 | |
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85 | case Setting::TypeBoolean: |
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86 | typecode = CONFIG_TYPE_BOOL; |
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87 | break; |
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88 | |
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89 | case Setting::TypeArray: |
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90 | typecode = CONFIG_TYPE_ARRAY; |
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91 | break; |
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92 | |
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93 | case Setting::TypeList: |
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94 | typecode = CONFIG_TYPE_LIST; |
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95 | break; |
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96 | |
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97 | default: |
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98 | typecode = CONFIG_TYPE_NONE; |
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99 | } |
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100 | |
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101 | return(typecode); |
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102 | } |
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103 | |
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104 | // --------------------------------------------------------------------------- |
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105 | |
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106 | static void __constructPath(const Setting &setting, |
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107 | std::stringstream &path) |
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108 | { |
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109 | // head recursion to print path from root to target |
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110 | |
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111 | if(! setting.isRoot()) |
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112 | { |
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113 | __constructPath(setting.getParent(), path); |
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114 | if(path.tellp() > 0) |
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115 | path << '.'; |
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116 | |
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117 | const char *name = setting.getName(); |
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118 | if(name) |
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119 | path << name; |
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120 | else |
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121 | path << '[' << setting.getIndex() << ']'; |
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122 | } |
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123 | } |
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124 | |
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125 | // --------------------------------------------------------------------------- |
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126 | |
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127 | SettingException::SettingException(const Setting &setting) |
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128 | { |
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129 | std::stringstream sstr; |
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130 | __constructPath(setting, sstr); |
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131 | |
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132 | _path = ::strdup(sstr.str().c_str()); |
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133 | } |
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134 | |
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135 | // --------------------------------------------------------------------------- |
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136 | |
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137 | SettingException::SettingException(const Setting &setting, int idx) |
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138 | { |
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139 | std::stringstream sstr; |
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140 | __constructPath(setting, sstr); |
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141 | sstr << ".[" << idx << "]"; |
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142 | |
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143 | _path = ::strdup(sstr.str().c_str()); |
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144 | } |
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145 | |
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146 | // --------------------------------------------------------------------------- |
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147 | |
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148 | SettingException::SettingException(const Setting &setting, const char *name) |
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149 | { |
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150 | std::stringstream sstr; |
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151 | __constructPath(setting, sstr); |
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152 | sstr << '.' << name; |
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153 | |
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154 | _path = ::strdup(sstr.str().c_str()); |
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155 | } |
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156 | |
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157 | // --------------------------------------------------------------------------- |
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158 | |
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159 | SettingException::SettingException(const char *path) |
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160 | { |
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161 | _path = ::strdup(path); |
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162 | } |
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163 | |
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164 | // --------------------------------------------------------------------------- |
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165 | |
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166 | const char *SettingException::getPath() const |
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167 | { |
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168 | return(_path); |
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169 | } |
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170 | |
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171 | // --------------------------------------------------------------------------- |
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172 | |
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173 | SettingException::SettingException(const SettingException &other) |
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174 | { |
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175 | _path = ::strdup(other._path); |
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176 | } |
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177 | |
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178 | // --------------------------------------------------------------------------- |
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179 | |
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180 | SettingException &SettingException::operator=(const SettingException &other) |
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181 | { |
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182 | ::free(_path); |
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183 | _path = ::strdup(other._path); |
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184 | |
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185 | return(*this); |
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186 | } |
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187 | |
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188 | // --------------------------------------------------------------------------- |
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189 | |
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190 | const char *SettingException::what() const throw() |
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191 | { |
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192 | return("SettingException"); |
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193 | } |
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194 | |
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195 | // --------------------------------------------------------------------------- |
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196 | |
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197 | SettingException::~SettingException() throw() |
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198 | { |
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199 | ::free(_path); |
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200 | } |
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201 | |
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202 | // --------------------------------------------------------------------------- |
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203 | |
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204 | SettingTypeException::SettingTypeException(const Setting &setting) |
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205 | : SettingException(setting) |
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206 | { |
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207 | } |
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208 | |
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209 | // --------------------------------------------------------------------------- |
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210 | |
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211 | SettingTypeException::SettingTypeException(const Setting &setting, int idx) |
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212 | : SettingException(setting, idx) |
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213 | { |
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214 | } |
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215 | |
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216 | // --------------------------------------------------------------------------- |
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217 | |
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218 | SettingTypeException::SettingTypeException(const Setting &setting, |
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219 | const char *name) |
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220 | : SettingException(setting, name) |
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221 | { |
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222 | } |
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223 | |
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224 | // --------------------------------------------------------------------------- |
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225 | |
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226 | const char *SettingTypeException::what() const throw() |
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227 | { |
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228 | return("SettingTypeException"); |
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229 | } |
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230 | |
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231 | // --------------------------------------------------------------------------- |
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232 | |
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233 | SettingNotFoundException::SettingNotFoundException(const Setting &setting, |
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234 | int idx) |
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235 | : SettingException(setting, idx) |
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236 | { |
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237 | } |
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238 | |
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239 | // --------------------------------------------------------------------------- |
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240 | |
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241 | SettingNotFoundException::SettingNotFoundException(const Setting &setting, |
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242 | const char *name) |
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243 | : SettingException(setting, name) |
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244 | { |
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245 | } |
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246 | |
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247 | // --------------------------------------------------------------------------- |
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248 | |
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249 | SettingNotFoundException::SettingNotFoundException(const char *path) |
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250 | : SettingException(path) |
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251 | { |
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252 | } |
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253 | |
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254 | // --------------------------------------------------------------------------- |
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255 | |
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256 | const char *SettingNotFoundException::what() const throw() |
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257 | { |
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258 | return("SettingNotFoundException"); |
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259 | } |
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260 | |
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261 | // --------------------------------------------------------------------------- |
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262 | |
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263 | SettingNameException::SettingNameException(const Setting &setting, |
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264 | const char *name) |
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265 | : SettingException(setting, name) |
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266 | { |
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267 | } |
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268 | |
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269 | // --------------------------------------------------------------------------- |
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270 | |
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271 | const char *SettingNameException::what() const throw() |
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272 | { |
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273 | return("SettingNameException"); |
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274 | } |
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275 | |
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276 | // --------------------------------------------------------------------------- |
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277 | |
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278 | const char *FileIOException::what() const throw() |
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279 | { |
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280 | return("FileIOException"); |
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281 | } |
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282 | |
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283 | // --------------------------------------------------------------------------- |
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284 | |
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285 | void Config::ConfigDestructor(void *arg) |
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286 | { |
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287 | delete reinterpret_cast<Setting *>(arg); |
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288 | } |
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289 | |
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290 | // --------------------------------------------------------------------------- |
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291 | |
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292 | Config::Config() |
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293 | { |
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294 | config_init(& _config); |
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295 | config_set_destructor(& _config, ConfigDestructor); |
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296 | } |
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297 | |
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298 | // --------------------------------------------------------------------------- |
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299 | |
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300 | Config::~Config() |
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301 | { |
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302 | config_destroy(& _config); |
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303 | } |
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304 | |
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305 | // --------------------------------------------------------------------------- |
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306 | |
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307 | void Config::setAutoConvert(bool flag) |
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308 | { |
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309 | config_set_auto_convert(& _config, (flag ? CONFIG_TRUE : CONFIG_FALSE)); |
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310 | } |
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311 | |
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312 | // --------------------------------------------------------------------------- |
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313 | |
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314 | bool Config::getAutoConvert() const |
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315 | { |
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316 | return(config_get_auto_convert(& _config) != CONFIG_FALSE); |
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317 | } |
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318 | |
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319 | // --------------------------------------------------------------------------- |
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320 | |
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321 | void Config::read(FILE *stream) throw(ParseException) |
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322 | { |
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323 | if(! config_read(& _config, stream)) |
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324 | throw ParseException(config_error_line(& _config), |
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325 | config_error_text(& _config)); |
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326 | } |
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327 | |
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328 | // --------------------------------------------------------------------------- |
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329 | |
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330 | void Config::write(FILE *stream) const |
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331 | { |
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332 | config_write(& _config, stream); |
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333 | } |
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334 | |
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335 | // --------------------------------------------------------------------------- |
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336 | |
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337 | void Config::readFile(const char *filename) throw(FileIOException, |
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338 | ParseException) |
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339 | { |
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340 | FILE *f = fopen(filename, "rt"); |
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341 | if(f == NULL) |
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342 | throw FileIOException(); |
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343 | try |
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344 | { |
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345 | read(f); |
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346 | fclose(f); |
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347 | } |
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348 | catch(ParseException& p) |
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349 | { |
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350 | fclose(f); |
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351 | throw p; |
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352 | } |
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353 | } |
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354 | |
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355 | // --------------------------------------------------------------------------- |
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356 | |
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357 | void Config::writeFile(const char *filename) throw(FileIOException) |
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358 | { |
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359 | if(! config_write_file(& _config, filename)) |
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360 | throw FileIOException(); |
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361 | } |
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362 | |
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363 | // --------------------------------------------------------------------------- |
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364 | |
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365 | Setting & Config::lookup(const char *path) const |
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366 | throw(SettingNotFoundException) |
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367 | { |
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368 | config_setting_t *s = config_lookup(& _config, path); |
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369 | if(! s) |
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370 | throw SettingNotFoundException(path); |
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371 | |
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372 | return(Setting::wrapSetting(s)); |
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373 | } |
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374 | |
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375 | // --------------------------------------------------------------------------- |
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376 | |
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377 | bool Config::exists(const char *path) const throw() |
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378 | { |
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379 | config_setting_t *s = config_lookup(& _config, path); |
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380 | |
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381 | return(s != NULL); |
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382 | } |
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383 | |
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384 | // --------------------------------------------------------------------------- |
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385 | |
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386 | #define CONFIG_LOOKUP_NO_EXCEPTIONS(P, T, V) \ |
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387 | try \ |
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388 | { \ |
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389 | Setting &s = lookup(P); \ |
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390 | V = (T)s; \ |
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391 | return(true); \ |
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392 | } \ |
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393 | catch(ConfigException) \ |
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394 | { \ |
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395 | return(false); \ |
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396 | } |
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397 | |
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398 | // --------------------------------------------------------------------------- |
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399 | |
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400 | bool Config::lookupValue(const char *path, bool &value) const throw() |
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401 | { |
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402 | CONFIG_LOOKUP_NO_EXCEPTIONS(path, bool, value); |
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403 | } |
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404 | |
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405 | // --------------------------------------------------------------------------- |
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406 | |
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407 | bool Config::lookupValue(const char *path, long &value) const throw() |
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408 | { |
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409 | CONFIG_LOOKUP_NO_EXCEPTIONS(path, long, value); |
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410 | } |
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411 | |
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412 | // --------------------------------------------------------------------------- |
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413 | |
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414 | bool Config::lookupValue(const char *path, unsigned long &value) const throw() |
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415 | { |
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416 | CONFIG_LOOKUP_NO_EXCEPTIONS(path, unsigned long, value); |
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417 | } |
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418 | |
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419 | // --------------------------------------------------------------------------- |
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420 | |
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421 | bool Config::lookupValue(const char *path, int &value) const throw() |
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422 | { |
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423 | CONFIG_LOOKUP_NO_EXCEPTIONS(path, int, value); |
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424 | } |
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425 | |
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426 | // --------------------------------------------------------------------------- |
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427 | |
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428 | bool Config::lookupValue(const char *path, unsigned int &value) const throw() |
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429 | { |
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430 | CONFIG_LOOKUP_NO_EXCEPTIONS(path, unsigned int, value); |
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431 | } |
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432 | |
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433 | // --------------------------------------------------------------------------- |
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434 | |
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435 | bool Config::lookupValue(const char *path, long long &value) const throw() |
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436 | { |
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437 | CONFIG_LOOKUP_NO_EXCEPTIONS(path, long long, value); |
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438 | } |
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439 | |
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440 | // --------------------------------------------------------------------------- |
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441 | |
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442 | bool Config::lookupValue(const char *path, unsigned long long &value) |
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443 | const throw() |
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444 | { |
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445 | CONFIG_LOOKUP_NO_EXCEPTIONS(path, unsigned long long, value); |
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446 | } |
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447 | |
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448 | // --------------------------------------------------------------------------- |
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449 | |
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450 | bool Config::lookupValue(const char *path, double &value) const throw() |
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451 | { |
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452 | CONFIG_LOOKUP_NO_EXCEPTIONS(path, double, value); |
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453 | } |
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454 | |
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455 | // --------------------------------------------------------------------------- |
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456 | |
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457 | bool Config::lookupValue(const char *path, float &value) const throw() |
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458 | { |
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459 | CONFIG_LOOKUP_NO_EXCEPTIONS(path, float, value); |
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460 | } |
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461 | |
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462 | // --------------------------------------------------------------------------- |
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463 | |
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464 | bool Config::lookupValue(const char *path, const char *&value) const throw() |
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465 | { |
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466 | CONFIG_LOOKUP_NO_EXCEPTIONS(path, const char *, value); |
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467 | } |
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468 | |
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469 | // --------------------------------------------------------------------------- |
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470 | |
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471 | bool Config::lookupValue(const char *path, std::string &value) const throw() |
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472 | { |
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473 | CONFIG_LOOKUP_NO_EXCEPTIONS(path, const char *, value); |
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474 | } |
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475 | |
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476 | // --------------------------------------------------------------------------- |
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477 | |
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478 | Setting & Config::getRoot() const |
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479 | { |
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480 | return(Setting::wrapSetting(config_root_setting(& _config))); |
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481 | } |
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482 | |
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483 | // --------------------------------------------------------------------------- |
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484 | |
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485 | Setting::Setting(config_setting_t *setting) |
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486 | : _setting(setting) |
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487 | { |
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488 | switch(config_setting_type(setting)) |
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489 | { |
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490 | case CONFIG_TYPE_GROUP: |
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491 | _type = TypeGroup; |
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492 | break; |
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493 | |
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494 | case CONFIG_TYPE_INT: |
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495 | _type = TypeInt; |
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496 | break; |
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497 | |
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498 | case CONFIG_TYPE_INT64: |
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499 | _type = TypeInt64; |
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500 | break; |
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501 | |
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502 | case CONFIG_TYPE_FLOAT: |
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503 | _type = TypeFloat; |
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504 | break; |
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505 | |
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506 | case CONFIG_TYPE_STRING: |
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507 | _type = TypeString; |
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508 | break; |
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509 | |
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510 | case CONFIG_TYPE_BOOL: |
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511 | _type = TypeBoolean; |
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512 | break; |
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513 | |
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514 | case CONFIG_TYPE_ARRAY: |
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515 | _type = TypeArray; |
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516 | break; |
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517 | |
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518 | case CONFIG_TYPE_LIST: |
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519 | _type = TypeList; |
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520 | break; |
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521 | |
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522 | case CONFIG_TYPE_NONE: |
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523 | default: |
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524 | _type = TypeNone; |
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525 | break; |
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526 | } |
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527 | |
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528 | switch(config_setting_get_format(setting)) |
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529 | { |
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530 | case CONFIG_FORMAT_HEX: |
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531 | _format = FormatHex; |
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532 | break; |
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533 | |
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534 | case CONFIG_FORMAT_DEFAULT: |
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535 | default: |
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536 | _format = FormatDefault; |
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537 | break; |
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538 | } |
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539 | } |
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540 | |
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541 | // --------------------------------------------------------------------------- |
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542 | |
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543 | Setting::~Setting() throw() |
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544 | { |
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545 | _setting = NULL; |
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546 | } |
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547 | |
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548 | // --------------------------------------------------------------------------- |
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549 | |
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550 | void Setting::setFormat(Format format) throw() |
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551 | { |
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552 | if((_type == TypeInt) || (_type == TypeInt64)) |
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553 | { |
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554 | if(format == FormatHex) |
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555 | _format = FormatHex; |
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556 | else |
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557 | _format = FormatDefault; |
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558 | } |
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559 | else |
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560 | _format = FormatDefault; |
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561 | } |
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562 | |
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563 | // --------------------------------------------------------------------------- |
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564 | |
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565 | Setting::operator bool() const throw(SettingTypeException) |
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566 | { |
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567 | assertType(TypeBoolean); |
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568 | |
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569 | return(config_setting_get_bool(_setting) ? true : false); |
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570 | } |
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571 | |
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572 | // --------------------------------------------------------------------------- |
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573 | |
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574 | Setting::operator long() const throw(SettingTypeException) |
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575 | { |
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576 | assertType(TypeInt); |
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577 | |
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578 | return(config_setting_get_int(_setting)); |
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579 | } |
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580 | |
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581 | // --------------------------------------------------------------------------- |
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582 | |
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583 | Setting::operator unsigned long() const throw(SettingTypeException) |
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584 | { |
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585 | assertType(TypeInt); |
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586 | |
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587 | long v = config_setting_get_int(_setting); |
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588 | |
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589 | if(v < 0) |
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590 | v = 0; |
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591 | |
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592 | return(static_cast<unsigned long>(v)); |
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593 | } |
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594 | |
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595 | // --------------------------------------------------------------------------- |
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596 | |
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597 | Setting::operator int() const throw(SettingTypeException) |
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598 | { |
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599 | assertType(TypeInt); |
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600 | |
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601 | // may cause loss of precision: |
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602 | return(static_cast<int>(config_setting_get_int(_setting))); |
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603 | } |
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604 | |
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605 | // --------------------------------------------------------------------------- |
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606 | |
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607 | Setting::operator unsigned int() const throw(SettingTypeException) |
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608 | { |
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609 | assertType(TypeInt); |
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610 | |
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611 | long v = config_setting_get_int(_setting); |
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612 | |
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613 | if(v < 0) |
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614 | v = 0; |
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615 | |
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616 | return(static_cast<unsigned int>(v)); |
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617 | } |
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618 | |
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619 | // --------------------------------------------------------------------------- |
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620 | |
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621 | Setting::operator long long() const throw(SettingTypeException) |
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622 | { |
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623 | assertType(TypeInt64); |
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624 | |
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625 | return(config_setting_get_int64(_setting)); |
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626 | } |
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627 | |
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628 | // --------------------------------------------------------------------------- |
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629 | |
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630 | Setting::operator unsigned long long() const throw(SettingTypeException) |
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631 | { |
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632 | assertType(TypeInt64); |
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633 | |
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634 | long long v = config_setting_get_int64(_setting); |
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635 | |
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636 | if(v < INT64_CONST(0)) |
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637 | v = INT64_CONST(0); |
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638 | |
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639 | return(static_cast<unsigned long long>(v)); |
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640 | } |
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641 | |
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642 | // --------------------------------------------------------------------------- |
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643 | |
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644 | Setting::operator double() const throw(SettingTypeException) |
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645 | { |
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646 | assertType(TypeFloat); |
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647 | |
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648 | return(config_setting_get_float(_setting)); |
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649 | } |
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650 | |
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651 | // --------------------------------------------------------------------------- |
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652 | |
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653 | Setting::operator float() const throw(SettingTypeException) |
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654 | { |
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655 | assertType(TypeFloat); |
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656 | |
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657 | // may cause loss of precision: |
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658 | return(static_cast<float>(config_setting_get_float(_setting))); |
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659 | } |
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660 | |
---|
661 | // --------------------------------------------------------------------------- |
---|
662 | |
---|
663 | Setting::operator const char *() const throw(SettingTypeException) |
---|
664 | { |
---|
665 | assertType(TypeString); |
---|
666 | |
---|
667 | return(config_setting_get_string(_setting)); |
---|
668 | } |
---|
669 | |
---|
670 | // --------------------------------------------------------------------------- |
---|
671 | |
---|
672 | Setting::operator std::string() const throw(SettingTypeException) |
---|
673 | { |
---|
674 | assertType(TypeString); |
---|
675 | |
---|
676 | const char *s = config_setting_get_string(_setting); |
---|
677 | |
---|
678 | std::string str; |
---|
679 | if(s) |
---|
680 | str = s; |
---|
681 | |
---|
682 | return(str); |
---|
683 | } |
---|
684 | |
---|
685 | // --------------------------------------------------------------------------- |
---|
686 | |
---|
687 | Setting & Setting::operator=(bool value) throw(SettingTypeException) |
---|
688 | { |
---|
689 | assertType(TypeBoolean); |
---|
690 | |
---|
691 | config_setting_set_bool(_setting, value); |
---|
692 | |
---|
693 | return(*this); |
---|
694 | } |
---|
695 | |
---|
696 | // --------------------------------------------------------------------------- |
---|
697 | |
---|
698 | Setting & Setting::operator=(long value) throw(SettingTypeException) |
---|
699 | { |
---|
700 | assertType(TypeInt); |
---|
701 | |
---|
702 | config_setting_set_int(_setting, value); |
---|
703 | |
---|
704 | return(*this); |
---|
705 | } |
---|
706 | |
---|
707 | // --------------------------------------------------------------------------- |
---|
708 | |
---|
709 | Setting & Setting::operator=(int value) throw(SettingTypeException) |
---|
710 | { |
---|
711 | assertType(TypeInt); |
---|
712 | |
---|
713 | long cvalue = static_cast<long>(value); |
---|
714 | |
---|
715 | config_setting_set_int(_setting, cvalue); |
---|
716 | |
---|
717 | return(*this); |
---|
718 | } |
---|
719 | |
---|
720 | // --------------------------------------------------------------------------- |
---|
721 | |
---|
722 | Setting & Setting::operator=(const long long &value) |
---|
723 | throw(SettingTypeException) |
---|
724 | { |
---|
725 | assertType(TypeInt64); |
---|
726 | |
---|
727 | config_setting_set_int64(_setting, value); |
---|
728 | |
---|
729 | return(*this); |
---|
730 | } |
---|
731 | |
---|
732 | // --------------------------------------------------------------------------- |
---|
733 | |
---|
734 | Setting & Setting::operator=(const double &value) throw(SettingTypeException) |
---|
735 | { |
---|
736 | assertType(TypeFloat); |
---|
737 | |
---|
738 | config_setting_set_float(_setting, value); |
---|
739 | |
---|
740 | return(*this); |
---|
741 | } |
---|
742 | |
---|
743 | // --------------------------------------------------------------------------- |
---|
744 | |
---|
745 | Setting & Setting::operator=(float value) throw(SettingTypeException) |
---|
746 | { |
---|
747 | assertType(TypeFloat); |
---|
748 | |
---|
749 | double cvalue = static_cast<double>(value); |
---|
750 | |
---|
751 | config_setting_set_float(_setting, cvalue); |
---|
752 | |
---|
753 | return(*this); |
---|
754 | } |
---|
755 | |
---|
756 | // --------------------------------------------------------------------------- |
---|
757 | |
---|
758 | Setting & Setting::operator=(const char *value) throw(SettingTypeException) |
---|
759 | { |
---|
760 | assertType(TypeString); |
---|
761 | |
---|
762 | config_setting_set_string(_setting, value); |
---|
763 | |
---|
764 | return(*this); |
---|
765 | } |
---|
766 | |
---|
767 | // --------------------------------------------------------------------------- |
---|
768 | |
---|
769 | Setting & Setting::operator=(const std::string &value) |
---|
770 | throw(SettingTypeException) |
---|
771 | { |
---|
772 | assertType(TypeString); |
---|
773 | |
---|
774 | config_setting_set_string(_setting, value.c_str()); |
---|
775 | |
---|
776 | return(*this); |
---|
777 | } |
---|
778 | |
---|
779 | // --------------------------------------------------------------------------- |
---|
780 | |
---|
781 | Setting & Setting::operator[](int i) const |
---|
782 | throw(SettingTypeException, SettingNotFoundException) |
---|
783 | { |
---|
784 | if((_type != TypeArray) && (_type != TypeGroup) && (_type != TypeList)) |
---|
785 | throw SettingTypeException(*this, i); |
---|
786 | |
---|
787 | config_setting_t *setting = config_setting_get_elem(_setting, i); |
---|
788 | |
---|
789 | if(! setting) |
---|
790 | throw SettingNotFoundException(*this, i); |
---|
791 | |
---|
792 | return(wrapSetting(setting)); |
---|
793 | } |
---|
794 | |
---|
795 | // --------------------------------------------------------------------------- |
---|
796 | |
---|
797 | Setting & Setting::operator[](const char *key) const |
---|
798 | throw(SettingTypeException, SettingNotFoundException) |
---|
799 | { |
---|
800 | assertType(TypeGroup); |
---|
801 | |
---|
802 | config_setting_t *setting = config_setting_get_member(_setting, key); |
---|
803 | |
---|
804 | if(! setting) |
---|
805 | throw SettingNotFoundException(*this, key); |
---|
806 | |
---|
807 | return(wrapSetting(setting)); |
---|
808 | } |
---|
809 | |
---|
810 | // --------------------------------------------------------------------------- |
---|
811 | |
---|
812 | #define SETTING_LOOKUP_NO_EXCEPTIONS(K, T, V) \ |
---|
813 | try \ |
---|
814 | { \ |
---|
815 | Setting &s = operator[](K); \ |
---|
816 | V = (T)s; \ |
---|
817 | return(true); \ |
---|
818 | } \ |
---|
819 | catch(ConfigException) \ |
---|
820 | { \ |
---|
821 | return(false); \ |
---|
822 | } |
---|
823 | |
---|
824 | // --------------------------------------------------------------------------- |
---|
825 | |
---|
826 | bool Setting::lookupValue(const char *name, bool &value) const throw() |
---|
827 | { |
---|
828 | SETTING_LOOKUP_NO_EXCEPTIONS(name, bool, value); |
---|
829 | } |
---|
830 | |
---|
831 | // --------------------------------------------------------------------------- |
---|
832 | |
---|
833 | bool Setting::lookupValue(const char *name, long &value) const throw() |
---|
834 | { |
---|
835 | SETTING_LOOKUP_NO_EXCEPTIONS(name, long, value); |
---|
836 | } |
---|
837 | |
---|
838 | // --------------------------------------------------------------------------- |
---|
839 | |
---|
840 | bool Setting::lookupValue(const char *name, unsigned long &value) |
---|
841 | const throw() |
---|
842 | { |
---|
843 | SETTING_LOOKUP_NO_EXCEPTIONS(name, unsigned long, value); |
---|
844 | } |
---|
845 | |
---|
846 | // --------------------------------------------------------------------------- |
---|
847 | |
---|
848 | bool Setting::lookupValue(const char *name, int &value) const throw() |
---|
849 | { |
---|
850 | SETTING_LOOKUP_NO_EXCEPTIONS(name, int, value); |
---|
851 | } |
---|
852 | |
---|
853 | // --------------------------------------------------------------------------- |
---|
854 | |
---|
855 | bool Setting::lookupValue(const char *name, unsigned int &value) const throw() |
---|
856 | { |
---|
857 | SETTING_LOOKUP_NO_EXCEPTIONS(name, unsigned int, value); |
---|
858 | } |
---|
859 | |
---|
860 | // --------------------------------------------------------------------------- |
---|
861 | |
---|
862 | bool Setting::lookupValue(const char *name, long long &value) const throw() |
---|
863 | { |
---|
864 | SETTING_LOOKUP_NO_EXCEPTIONS(name, long long, value); |
---|
865 | } |
---|
866 | |
---|
867 | // --------------------------------------------------------------------------- |
---|
868 | |
---|
869 | bool Setting::lookupValue(const char *name, unsigned long long &value) |
---|
870 | const throw() |
---|
871 | { |
---|
872 | SETTING_LOOKUP_NO_EXCEPTIONS(name, unsigned long long, value); |
---|
873 | } |
---|
874 | |
---|
875 | // --------------------------------------------------------------------------- |
---|
876 | |
---|
877 | bool Setting::lookupValue(const char *name, double &value) const throw() |
---|
878 | { |
---|
879 | SETTING_LOOKUP_NO_EXCEPTIONS(name, double, value); |
---|
880 | } |
---|
881 | |
---|
882 | // --------------------------------------------------------------------------- |
---|
883 | |
---|
884 | bool Setting::lookupValue(const char *name, float &value) const throw() |
---|
885 | { |
---|
886 | SETTING_LOOKUP_NO_EXCEPTIONS(name, float, value); |
---|
887 | } |
---|
888 | |
---|
889 | // --------------------------------------------------------------------------- |
---|
890 | |
---|
891 | bool Setting::lookupValue(const char *name, const char *&value) const throw() |
---|
892 | { |
---|
893 | SETTING_LOOKUP_NO_EXCEPTIONS(name, const char *, value); |
---|
894 | } |
---|
895 | |
---|
896 | // --------------------------------------------------------------------------- |
---|
897 | |
---|
898 | bool Setting::lookupValue(const char *name, std::string &value) const throw() |
---|
899 | { |
---|
900 | SETTING_LOOKUP_NO_EXCEPTIONS(name, const char *, value); |
---|
901 | } |
---|
902 | |
---|
903 | // --------------------------------------------------------------------------- |
---|
904 | |
---|
905 | bool Setting::exists(const char *name) const throw() |
---|
906 | { |
---|
907 | if(_type != TypeGroup) |
---|
908 | return(false); |
---|
909 | |
---|
910 | config_setting_t *setting = config_setting_get_member(_setting, name); |
---|
911 | |
---|
912 | return(setting != NULL); |
---|
913 | } |
---|
914 | |
---|
915 | // --------------------------------------------------------------------------- |
---|
916 | |
---|
917 | int Setting::getLength() const throw() |
---|
918 | { |
---|
919 | return(config_setting_length(_setting)); |
---|
920 | } |
---|
921 | |
---|
922 | // --------------------------------------------------------------------------- |
---|
923 | |
---|
924 | const char * Setting::getName() const throw() |
---|
925 | { |
---|
926 | return(config_setting_name(_setting)); |
---|
927 | } |
---|
928 | |
---|
929 | // --------------------------------------------------------------------------- |
---|
930 | |
---|
931 | std::string Setting::getPath() const |
---|
932 | { |
---|
933 | std::stringstream path; |
---|
934 | |
---|
935 | __constructPath(*this, path); |
---|
936 | |
---|
937 | return(path.str()); |
---|
938 | } |
---|
939 | |
---|
940 | // --------------------------------------------------------------------------- |
---|
941 | |
---|
942 | const Setting & Setting::getParent() const throw(SettingNotFoundException) |
---|
943 | { |
---|
944 | config_setting_t *setting = config_setting_parent(_setting); |
---|
945 | |
---|
946 | if(! setting) |
---|
947 | throw SettingNotFoundException(NULL); |
---|
948 | |
---|
949 | return(wrapSetting(setting)); |
---|
950 | } |
---|
951 | |
---|
952 | // --------------------------------------------------------------------------- |
---|
953 | |
---|
954 | Setting & Setting::getParent() throw(SettingNotFoundException) |
---|
955 | { |
---|
956 | config_setting_t *setting = config_setting_parent(_setting); |
---|
957 | |
---|
958 | if(! setting) |
---|
959 | throw SettingNotFoundException(NULL); |
---|
960 | |
---|
961 | return(wrapSetting(setting)); |
---|
962 | } |
---|
963 | |
---|
964 | // --------------------------------------------------------------------------- |
---|
965 | |
---|
966 | bool Setting::isRoot() const throw() |
---|
967 | { |
---|
968 | return(config_setting_is_root(_setting)); |
---|
969 | } |
---|
970 | |
---|
971 | // --------------------------------------------------------------------------- |
---|
972 | |
---|
973 | int Setting::getIndex() const throw() |
---|
974 | { |
---|
975 | return(config_setting_index(_setting)); |
---|
976 | } |
---|
977 | |
---|
978 | // --------------------------------------------------------------------------- |
---|
979 | |
---|
980 | void Setting::remove(const char *name) |
---|
981 | throw(SettingTypeException, SettingNotFoundException) |
---|
982 | { |
---|
983 | assertType(TypeGroup); |
---|
984 | |
---|
985 | if(! config_setting_remove(_setting, name)) |
---|
986 | throw SettingNotFoundException(*this, name); |
---|
987 | } |
---|
988 | |
---|
989 | // --------------------------------------------------------------------------- |
---|
990 | |
---|
991 | void Setting::remove(unsigned int idx) |
---|
992 | throw(SettingTypeException, SettingNotFoundException) |
---|
993 | { |
---|
994 | if((_type != TypeArray) && (_type != TypeGroup) && (_type != TypeList)) |
---|
995 | throw SettingTypeException(*this, idx); |
---|
996 | |
---|
997 | if(! config_setting_remove_elem(_setting, idx)) |
---|
998 | throw SettingNotFoundException(*this, idx); |
---|
999 | } |
---|
1000 | |
---|
1001 | // --------------------------------------------------------------------------- |
---|
1002 | |
---|
1003 | Setting & Setting::add(const char *name, Setting::Type type) |
---|
1004 | throw(SettingNameException, SettingTypeException) |
---|
1005 | { |
---|
1006 | assertType(TypeGroup); |
---|
1007 | |
---|
1008 | int typecode = __toTypeCode(type); |
---|
1009 | |
---|
1010 | if(typecode == CONFIG_TYPE_NONE) |
---|
1011 | throw SettingTypeException(*this, name); |
---|
1012 | |
---|
1013 | config_setting_t *setting = config_setting_add(_setting, name, typecode); |
---|
1014 | |
---|
1015 | if(! setting) |
---|
1016 | throw SettingNameException(*this, name); |
---|
1017 | |
---|
1018 | return(wrapSetting(setting)); |
---|
1019 | } |
---|
1020 | |
---|
1021 | // --------------------------------------------------------------------------- |
---|
1022 | |
---|
1023 | Setting & Setting::add(Setting::Type type) throw(SettingTypeException) |
---|
1024 | { |
---|
1025 | if((_type != TypeArray) && (_type != TypeList)) |
---|
1026 | throw SettingTypeException(*this); |
---|
1027 | |
---|
1028 | if(_type == TypeArray) |
---|
1029 | { |
---|
1030 | int idx = getLength(); |
---|
1031 | |
---|
1032 | if(idx > 0) |
---|
1033 | { |
---|
1034 | Setting::Type atype = operator[](0).getType(); |
---|
1035 | if(type != atype) |
---|
1036 | throw SettingTypeException(*this, idx); |
---|
1037 | } |
---|
1038 | else |
---|
1039 | { |
---|
1040 | if((type != TypeInt) && (type != TypeFloat) && (type != TypeString) |
---|
1041 | && (type != TypeBoolean)) |
---|
1042 | throw SettingTypeException(*this, idx); |
---|
1043 | } |
---|
1044 | } |
---|
1045 | |
---|
1046 | int typecode = __toTypeCode(type); |
---|
1047 | config_setting_t *s = config_setting_add(_setting, NULL, typecode); |
---|
1048 | |
---|
1049 | Setting &ns = wrapSetting(s); |
---|
1050 | |
---|
1051 | switch(type) |
---|
1052 | { |
---|
1053 | case TypeInt: |
---|
1054 | ns = 0; |
---|
1055 | break; |
---|
1056 | |
---|
1057 | case TypeInt64: |
---|
1058 | ns = INT64_CONST(0); |
---|
1059 | break; |
---|
1060 | |
---|
1061 | case TypeFloat: |
---|
1062 | ns = 0.0; |
---|
1063 | break; |
---|
1064 | |
---|
1065 | case TypeString: |
---|
1066 | ns = (char *)NULL; |
---|
1067 | break; |
---|
1068 | |
---|
1069 | case TypeBoolean: |
---|
1070 | ns = false; |
---|
1071 | break; |
---|
1072 | |
---|
1073 | default: |
---|
1074 | // won't happen |
---|
1075 | break; |
---|
1076 | } |
---|
1077 | |
---|
1078 | return(ns); |
---|
1079 | } |
---|
1080 | |
---|
1081 | // --------------------------------------------------------------------------- |
---|
1082 | |
---|
1083 | void Setting::assertType(Setting::Type type) const throw(SettingTypeException) |
---|
1084 | { |
---|
1085 | if(type != _type) |
---|
1086 | { |
---|
1087 | if(!(isNumber() && config_get_auto_convert(_setting->config) |
---|
1088 | && ((type == TypeInt) || (type == TypeFloat)))) |
---|
1089 | throw SettingTypeException(*this); |
---|
1090 | } |
---|
1091 | } |
---|
1092 | |
---|
1093 | // --------------------------------------------------------------------------- |
---|
1094 | |
---|
1095 | Setting & Setting::wrapSetting(config_setting_t *s) |
---|
1096 | { |
---|
1097 | Setting *setting = NULL; |
---|
1098 | |
---|
1099 | void *hook = config_setting_get_hook(s); |
---|
1100 | if(! hook) |
---|
1101 | { |
---|
1102 | setting = new Setting(s); |
---|
1103 | config_setting_set_hook(s, reinterpret_cast<void *>(setting)); |
---|
1104 | } |
---|
1105 | else |
---|
1106 | setting = reinterpret_cast<Setting *>(hook); |
---|
1107 | |
---|
1108 | return(*setting); |
---|
1109 | } |
---|
1110 | |
---|
1111 | // --------------------------------------------------------------------------- |
---|
1112 | // eof |
---|