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1
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1 /**
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2 * Orthanc - A Lightweight, RESTful DICOM Store
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3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
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4 * Department, University Hospital of Liege, Belgium
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5 *
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6 * This program is free software: you can redistribute it and/or
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7 * modify it under the terms of the GNU General Public License as
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8 * published by the Free Software Foundation, either version 3 of the
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9 * License, or (at your option) any later version.
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10 *
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11 * In addition, as a special exception, the copyright holders of this
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12 * program give permission to link the code of its release with the
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13 * OpenSSL project's "OpenSSL" library (or with modified versions of it
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14 * that use the same license as the "OpenSSL" library), and distribute
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15 * the linked executables. You must obey the GNU General Public License
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16 * in all respects for all of the code used other than "OpenSSL". If you
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17 * modify file(s) with this exception, you may extend this exception to
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18 * your version of the file(s), but you are not obligated to do so. If
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19 * you do not wish to do so, delete this exception statement from your
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20 * version. If you delete this exception statement from all source files
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21 * in the program, then also delete it here.
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22 *
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23 * This program is distributed in the hope that it will be useful, but
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24 * WITHOUT ANY WARRANTY; without even the implied warranty of
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25 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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26 * General Public License for more details.
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27 *
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28 * You should have received a copy of the GNU General Public License
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29 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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30 **/
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31
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32
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33 #include "PrecompiledHeaders.h"
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34 #include "Toolbox.h"
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35
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36 #include "OrthancException.h"
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37 #include "Logging.h"
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38
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15
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39 #include <boost/algorithm/string/replace.hpp>
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40 #include <boost/lexical_cast.hpp>
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41 #include <boost/locale.hpp>
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42 #include <boost/uuid/sha1.hpp>
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43
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1
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44 #include <string>
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45 #include <stdint.h>
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46 #include <string.h>
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47 #include <algorithm>
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48 #include <ctype.h>
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49
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50 #if BOOST_HAS_REGEX == 1
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15
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51 # include <boost/regex.hpp>
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1
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52 #endif
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53
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54 #if BOOST_HAS_LOCALE != 1
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15
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55 # error Since version 0.7.6, Orthanc entirely relies on boost::locale
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1
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56 #endif
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57
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14
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58 #if ORTHANC_ENABLE_MD5 == 1
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59 # include "../Resources/ThirdParty/md5/md5.h"
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1
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60 #endif
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61
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14
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62 #if ORTHANC_ENABLE_BASE64 == 1
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63 # include "../Resources/ThirdParty/base64/base64.h"
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1
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64 #endif
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65
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66
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67 #if defined(_MSC_VER) && (_MSC_VER < 1800)
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68 // Patch for the missing "_strtoll" symbol when compiling with Visual Studio < 2013
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69 extern "C"
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70 {
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71 int64_t _strtoi64(const char *nptr, char **endptr, int base);
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72 int64_t strtoll(const char *nptr, char **endptr, int base)
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73 {
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74 return _strtoi64(nptr, endptr, base);
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75 }
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76 }
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77 #endif
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78
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79
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15
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80
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81 // Inclusions for UUID
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82 // http://stackoverflow.com/a/1626302
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83
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84 extern "C"
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85 {
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86 #ifdef WIN32
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87 # include <rpc.h>
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88 #else
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89 # include <uuid/uuid.h>
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90 #endif
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91 }
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92
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93
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12
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94 #if ORTHANC_ENABLE_PUGIXML == 1
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15
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95 # include "ChunkedBuffer.h"
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96 # include <pugixml.hpp>
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1
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97 #endif
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98
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99
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100 namespace Orthanc
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101 {
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102 void Toolbox::USleep(uint64_t microSeconds)
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103 {
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104 #if defined(_WIN32)
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105 ::Sleep(static_cast<DWORD>(microSeconds / static_cast<uint64_t>(1000)));
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106 #elif defined(__linux__) || defined(__APPLE__) || defined(__FreeBSD_kernel__) || defined(__FreeBSD__) || defined(__native_client__)
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107 usleep(microSeconds);
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108 #else
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109 #error Support your platform here
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110 #endif
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111 }
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112
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113
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114 void Toolbox::ToUpperCase(std::string& s)
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115 {
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116 std::transform(s.begin(), s.end(), s.begin(), toupper);
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117 }
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118
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119
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120 void Toolbox::ToLowerCase(std::string& s)
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121 {
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122 std::transform(s.begin(), s.end(), s.begin(), tolower);
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123 }
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124
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125
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126 void Toolbox::ToUpperCase(std::string& result,
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127 const std::string& source)
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128 {
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129 result = source;
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130 ToUpperCase(result);
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131 }
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132
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133 void Toolbox::ToLowerCase(std::string& result,
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134 const std::string& source)
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135 {
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136 result = source;
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137 ToLowerCase(result);
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138 }
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139
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140
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141 void Toolbox::SplitUriComponents(UriComponents& components,
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142 const std::string& uri)
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143 {
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144 static const char URI_SEPARATOR = '/';
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145
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146 components.clear();
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147
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148 if (uri.size() == 0 ||
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149 uri[0] != URI_SEPARATOR)
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150 {
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151 throw OrthancException(ErrorCode_UriSyntax);
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152 }
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153
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154 // Count the number of slashes in the URI to make an assumption
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155 // about the number of components in the URI
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156 unsigned int estimatedSize = 0;
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157 for (unsigned int i = 0; i < uri.size(); i++)
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158 {
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159 if (uri[i] == URI_SEPARATOR)
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160 estimatedSize++;
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161 }
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162
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163 components.reserve(estimatedSize - 1);
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164
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165 unsigned int start = 1;
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166 unsigned int end = 1;
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167 while (end < uri.size())
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168 {
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169 // This is the loop invariant
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170 assert(uri[start - 1] == '/' && (end >= start));
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171
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172 if (uri[end] == '/')
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173 {
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174 components.push_back(std::string(&uri[start], end - start));
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175 end++;
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176 start = end;
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177 }
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178 else
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179 {
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180 end++;
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181 }
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182 }
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183
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184 if (start < uri.size())
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185 {
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186 components.push_back(std::string(&uri[start], end - start));
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187 }
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188
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189 for (size_t i = 0; i < components.size(); i++)
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190 {
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191 if (components[i].size() == 0)
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192 {
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193 // Empty component, as in: "/coucou//e"
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194 throw OrthancException(ErrorCode_UriSyntax);
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195 }
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196 }
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197 }
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198
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199
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200 void Toolbox::TruncateUri(UriComponents& target,
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201 const UriComponents& source,
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202 size_t fromLevel)
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203 {
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204 target.clear();
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205
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206 if (source.size() > fromLevel)
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207 {
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208 target.resize(source.size() - fromLevel);
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209
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210 size_t j = 0;
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211 for (size_t i = fromLevel; i < source.size(); i++, j++)
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212 {
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213 target[j] = source[i];
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214 }
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215
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216 assert(j == target.size());
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217 }
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218 }
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219
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220
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221
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222 bool Toolbox::IsChildUri(const UriComponents& baseUri,
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223 const UriComponents& testedUri)
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224 {
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225 if (testedUri.size() < baseUri.size())
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226 {
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227 return false;
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228 }
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229
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230 for (size_t i = 0; i < baseUri.size(); i++)
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231 {
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232 if (baseUri[i] != testedUri[i])
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233 return false;
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234 }
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235
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236 return true;
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237 }
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238
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239
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240 std::string Toolbox::AutodetectMimeType(const std::string& path)
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241 {
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242 std::string contentType;
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243 size_t lastDot = path.rfind('.');
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244 size_t lastSlash = path.rfind('/');
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245
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246 if (lastDot == std::string::npos ||
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247 (lastSlash != std::string::npos && lastDot < lastSlash))
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248 {
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249 // No trailing dot, unable to detect the content type
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250 }
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251 else
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252 {
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253 const char* extension = &path[lastDot + 1];
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254
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255 // http://en.wikipedia.org/wiki/Mime_types
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256 // Text types
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257 if (!strcmp(extension, "txt"))
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258 contentType = "text/plain";
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259 else if (!strcmp(extension, "html"))
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260 contentType = "text/html";
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261 else if (!strcmp(extension, "xml"))
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262 contentType = "text/xml";
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263 else if (!strcmp(extension, "css"))
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264 contentType = "text/css";
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265
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266 // Application types
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267 else if (!strcmp(extension, "js"))
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268 contentType = "application/javascript";
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269 else if (!strcmp(extension, "json"))
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270 contentType = "application/json";
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271 else if (!strcmp(extension, "pdf"))
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272 contentType = "application/pdf";
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273
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274 // Images types
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275 else if (!strcmp(extension, "jpg") || !strcmp(extension, "jpeg"))
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276 contentType = "image/jpeg";
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277 else if (!strcmp(extension, "gif"))
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278 contentType = "image/gif";
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279 else if (!strcmp(extension, "png"))
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280 contentType = "image/png";
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281 }
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282
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283 return contentType;
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284 }
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285
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286
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287 std::string Toolbox::FlattenUri(const UriComponents& components,
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288 size_t fromLevel)
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289 {
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290 if (components.size() <= fromLevel)
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291 {
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292 return "/";
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293 }
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294 else
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295 {
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296 std::string r;
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297
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298 for (size_t i = fromLevel; i < components.size(); i++)
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299 {
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300 r += "/" + components[i];
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301 }
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302
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303 return r;
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304 }
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305 }
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306
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307
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14
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308 #if ORTHANC_ENABLE_MD5 == 1
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1
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309 static char GetHexadecimalCharacter(uint8_t value)
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310 {
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311 assert(value < 16);
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312
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313 if (value < 10)
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314 {
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315 return value + '0';
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316 }
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317 else
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318 {
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319 return (value - 10) + 'a';
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320 }
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321 }
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322
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323
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324 void Toolbox::ComputeMD5(std::string& result,
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325 const std::string& data)
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326 {
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327 if (data.size() > 0)
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328 {
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329 ComputeMD5(result, &data[0], data.size());
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330 }
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331 else
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332 {
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333 ComputeMD5(result, NULL, 0);
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334 }
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335 }
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336
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337
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338 void Toolbox::ComputeMD5(std::string& result,
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339 const void* data,
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340 size_t size)
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341 {
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342 md5_state_s state;
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343 md5_init(&state);
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344
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345 if (size > 0)
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346 {
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347 md5_append(&state,
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348 reinterpret_cast<const md5_byte_t*>(data),
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349 static_cast<int>(size));
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350 }
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351
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352 md5_byte_t actualHash[16];
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353 md5_finish(&state, actualHash);
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354
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355 result.resize(32);
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356 for (unsigned int i = 0; i < 16; i++)
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357 {
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358 result[2 * i] = GetHexadecimalCharacter(static_cast<uint8_t>(actualHash[i] / 16));
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359 result[2 * i + 1] = GetHexadecimalCharacter(static_cast<uint8_t>(actualHash[i] % 16));
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360 }
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361 }
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362 #endif
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363
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364
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14
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365 #if ORTHANC_ENABLE_BASE64 == 1
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1
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366 void Toolbox::EncodeBase64(std::string& result,
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367 const std::string& data)
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368 {
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369 result = base64_encode(data);
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370 }
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371
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372 void Toolbox::DecodeBase64(std::string& result,
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373 const std::string& data)
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374 {
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375 for (size_t i = 0; i < data.length(); i++)
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376 {
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377 if (!isalnum(data[i]) &&
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378 data[i] != '+' &&
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379 data[i] != '/' &&
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380 data[i] != '=')
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381 {
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382 // This is not a valid character for a Base64 string
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383 throw OrthancException(ErrorCode_BadFileFormat);
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384 }
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385 }
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386
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387 result = base64_decode(data);
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388 }
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389
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390
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391 # if BOOST_HAS_REGEX == 1
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392 bool Toolbox::DecodeDataUriScheme(std::string& mime,
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393 std::string& content,
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394 const std::string& source)
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395 {
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396 boost::regex pattern("data:([^;]+);base64,([a-zA-Z0-9=+/]*)",
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397 boost::regex::icase /* case insensitive search */);
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398
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399 boost::cmatch what;
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400 if (regex_match(source.c_str(), what, pattern))
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401 {
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402 mime = what[1];
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403 DecodeBase64(content, what[2]);
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404 return true;
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405 }
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406 else
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407 {
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408 return false;
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409 }
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410 }
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411 # endif
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412
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413
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414 void Toolbox::EncodeDataUriScheme(std::string& result,
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415 const std::string& mime,
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416 const std::string& content)
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417 {
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418 result = "data:" + mime + ";base64," + base64_encode(content);
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419 }
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420
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421 #endif
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422
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423
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424 static const char* GetBoostLocaleEncoding(const Encoding sourceEncoding)
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425 {
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426 switch (sourceEncoding)
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427 {
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428 case Encoding_Utf8:
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429 return "UTF-8";
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430
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431 case Encoding_Ascii:
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432 return "ASCII";
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433
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434 case Encoding_Latin1:
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435 return "ISO-8859-1";
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436 break;
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437
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438 case Encoding_Latin2:
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439 return "ISO-8859-2";
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440 break;
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441
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442 case Encoding_Latin3:
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443 return "ISO-8859-3";
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444 break;
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445
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446 case Encoding_Latin4:
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447 return "ISO-8859-4";
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448 break;
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449
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450 case Encoding_Latin5:
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451 return "ISO-8859-9";
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452 break;
|
|
|
453
|
|
|
454 case Encoding_Cyrillic:
|
|
|
455 return "ISO-8859-5";
|
|
|
456 break;
|
|
|
457
|
|
|
458 case Encoding_Windows1251:
|
|
|
459 return "WINDOWS-1251";
|
|
|
460 break;
|
|
|
461
|
|
|
462 case Encoding_Arabic:
|
|
|
463 return "ISO-8859-6";
|
|
|
464 break;
|
|
|
465
|
|
|
466 case Encoding_Greek:
|
|
|
467 return "ISO-8859-7";
|
|
|
468 break;
|
|
|
469
|
|
|
470 case Encoding_Hebrew:
|
|
|
471 return "ISO-8859-8";
|
|
|
472 break;
|
|
|
473
|
|
|
474 case Encoding_Japanese:
|
|
|
475 return "SHIFT-JIS";
|
|
|
476 break;
|
|
|
477
|
|
|
478 case Encoding_Chinese:
|
|
|
479 return "GB18030";
|
|
|
480 break;
|
|
|
481
|
|
|
482 case Encoding_Thai:
|
|
|
483 return "TIS620.2533-0";
|
|
|
484 break;
|
|
|
485
|
|
|
486 default:
|
|
|
487 throw OrthancException(ErrorCode_NotImplemented);
|
|
|
488 }
|
|
|
489 }
|
|
|
490
|
|
|
491
|
|
|
492 std::string Toolbox::ConvertToUtf8(const std::string& source,
|
|
|
493 Encoding sourceEncoding)
|
|
|
494 {
|
|
|
495 if (sourceEncoding == Encoding_Utf8)
|
|
|
496 {
|
|
|
497 // Already in UTF-8: No conversion is required
|
|
|
498 return source;
|
|
|
499 }
|
|
|
500
|
|
|
501 if (sourceEncoding == Encoding_Ascii)
|
|
|
502 {
|
|
|
503 return ConvertToAscii(source);
|
|
|
504 }
|
|
|
505
|
|
|
506 const char* encoding = GetBoostLocaleEncoding(sourceEncoding);
|
|
|
507
|
|
|
508 try
|
|
|
509 {
|
|
|
510 return boost::locale::conv::to_utf<char>(source, encoding);
|
|
|
511 }
|
|
|
512 catch (std::runtime_error&)
|
|
|
513 {
|
|
|
514 // Bad input string or bad encoding
|
|
|
515 return ConvertToAscii(source);
|
|
|
516 }
|
|
|
517 }
|
|
|
518
|
|
|
519
|
|
|
520 std::string Toolbox::ConvertFromUtf8(const std::string& source,
|
|
|
521 Encoding targetEncoding)
|
|
|
522 {
|
|
|
523 if (targetEncoding == Encoding_Utf8)
|
|
|
524 {
|
|
|
525 // Already in UTF-8: No conversion is required
|
|
|
526 return source;
|
|
|
527 }
|
|
|
528
|
|
|
529 if (targetEncoding == Encoding_Ascii)
|
|
|
530 {
|
|
|
531 return ConvertToAscii(source);
|
|
|
532 }
|
|
|
533
|
|
|
534 const char* encoding = GetBoostLocaleEncoding(targetEncoding);
|
|
|
535
|
|
|
536 try
|
|
|
537 {
|
|
|
538 return boost::locale::conv::from_utf<char>(source, encoding);
|
|
|
539 }
|
|
|
540 catch (std::runtime_error&)
|
|
|
541 {
|
|
|
542 // Bad input string or bad encoding
|
|
|
543 return ConvertToAscii(source);
|
|
|
544 }
|
|
|
545 }
|
|
|
546
|
|
|
547
|
|
12
|
548 bool Toolbox::IsAsciiString(const void* data,
|
|
|
549 size_t size)
|
|
|
550 {
|
|
|
551 const uint8_t* p = reinterpret_cast<const uint8_t*>(data);
|
|
|
552
|
|
|
553 for (size_t i = 0; i < size; i++, p++)
|
|
|
554 {
|
|
|
555 if (*p > 127 || (*p != 0 && iscntrl(*p)))
|
|
|
556 {
|
|
|
557 return false;
|
|
|
558 }
|
|
|
559 }
|
|
|
560
|
|
|
561 return true;
|
|
|
562 }
|
|
|
563
|
|
|
564
|
|
1
|
565 std::string Toolbox::ConvertToAscii(const std::string& source)
|
|
|
566 {
|
|
|
567 std::string result;
|
|
|
568
|
|
|
569 result.reserve(source.size() + 1);
|
|
|
570 for (size_t i = 0; i < source.size(); i++)
|
|
|
571 {
|
|
|
572 if (source[i] <= 127 && source[i] >= 0 && !iscntrl(source[i]))
|
|
|
573 {
|
|
|
574 result.push_back(source[i]);
|
|
|
575 }
|
|
|
576 }
|
|
|
577
|
|
|
578 return result;
|
|
|
579 }
|
|
|
580
|
|
|
581
|
|
|
582 void Toolbox::ComputeSHA1(std::string& result,
|
|
|
583 const void* data,
|
|
|
584 size_t size)
|
|
|
585 {
|
|
|
586 boost::uuids::detail::sha1 sha1;
|
|
|
587
|
|
|
588 if (size > 0)
|
|
|
589 {
|
|
|
590 sha1.process_bytes(data, size);
|
|
|
591 }
|
|
|
592
|
|
|
593 unsigned int digest[5];
|
|
|
594
|
|
|
595 // Sanity check for the memory layout: A SHA-1 digest is 160 bits wide
|
|
|
596 assert(sizeof(unsigned int) == 4 && sizeof(digest) == (160 / 8));
|
|
|
597
|
|
|
598 sha1.get_digest(digest);
|
|
|
599
|
|
|
600 result.resize(8 * 5 + 4);
|
|
|
601 sprintf(&result[0], "%08x-%08x-%08x-%08x-%08x",
|
|
|
602 digest[0],
|
|
|
603 digest[1],
|
|
|
604 digest[2],
|
|
|
605 digest[3],
|
|
|
606 digest[4]);
|
|
|
607 }
|
|
|
608
|
|
|
609 void Toolbox::ComputeSHA1(std::string& result,
|
|
|
610 const std::string& data)
|
|
|
611 {
|
|
|
612 if (data.size() > 0)
|
|
|
613 {
|
|
|
614 ComputeSHA1(result, data.c_str(), data.size());
|
|
|
615 }
|
|
|
616 else
|
|
|
617 {
|
|
|
618 ComputeSHA1(result, NULL, 0);
|
|
|
619 }
|
|
|
620 }
|
|
|
621
|
|
|
622
|
|
|
623 bool Toolbox::IsSHA1(const char* str,
|
|
|
624 size_t size)
|
|
|
625 {
|
|
|
626 if (size == 0)
|
|
|
627 {
|
|
|
628 return false;
|
|
|
629 }
|
|
|
630
|
|
|
631 const char* start = str;
|
|
|
632 const char* end = str + size;
|
|
|
633
|
|
|
634 // Trim the beginning of the string
|
|
|
635 while (start < end)
|
|
|
636 {
|
|
|
637 if (*start == '\0' ||
|
|
|
638 isspace(*start))
|
|
|
639 {
|
|
|
640 start++;
|
|
|
641 }
|
|
|
642 else
|
|
|
643 {
|
|
|
644 break;
|
|
|
645 }
|
|
|
646 }
|
|
|
647
|
|
|
648 // Trim the trailing of the string
|
|
|
649 while (start < end)
|
|
|
650 {
|
|
|
651 if (*(end - 1) == '\0' ||
|
|
|
652 isspace(*(end - 1)))
|
|
|
653 {
|
|
|
654 end--;
|
|
|
655 }
|
|
|
656 else
|
|
|
657 {
|
|
|
658 break;
|
|
|
659 }
|
|
|
660 }
|
|
|
661
|
|
|
662 if (end - start != 44)
|
|
|
663 {
|
|
|
664 return false;
|
|
|
665 }
|
|
|
666
|
|
|
667 for (unsigned int i = 0; i < 44; i++)
|
|
|
668 {
|
|
|
669 if (i == 8 ||
|
|
|
670 i == 17 ||
|
|
|
671 i == 26 ||
|
|
|
672 i == 35)
|
|
|
673 {
|
|
|
674 if (start[i] != '-')
|
|
|
675 return false;
|
|
|
676 }
|
|
|
677 else
|
|
|
678 {
|
|
|
679 if (!isalnum(start[i]))
|
|
|
680 return false;
|
|
|
681 }
|
|
|
682 }
|
|
|
683
|
|
|
684 return true;
|
|
|
685 }
|
|
|
686
|
|
|
687
|
|
|
688 bool Toolbox::IsSHA1(const std::string& s)
|
|
|
689 {
|
|
|
690 if (s.size() == 0)
|
|
|
691 {
|
|
|
692 return false;
|
|
|
693 }
|
|
|
694 else
|
|
|
695 {
|
|
|
696 return IsSHA1(s.c_str(), s.size());
|
|
|
697 }
|
|
|
698 }
|
|
|
699
|
|
|
700
|
|
|
701 std::string Toolbox::StripSpaces(const std::string& source)
|
|
|
702 {
|
|
|
703 size_t first = 0;
|
|
|
704
|
|
|
705 while (first < source.length() &&
|
|
|
706 isspace(source[first]))
|
|
|
707 {
|
|
|
708 first++;
|
|
|
709 }
|
|
|
710
|
|
|
711 if (first == source.length())
|
|
|
712 {
|
|
|
713 // String containing only spaces
|
|
|
714 return "";
|
|
|
715 }
|
|
|
716
|
|
|
717 size_t last = source.length();
|
|
|
718 while (last > first &&
|
|
|
719 isspace(source[last - 1]))
|
|
|
720 {
|
|
|
721 last--;
|
|
|
722 }
|
|
|
723
|
|
|
724 assert(first <= last);
|
|
|
725 return source.substr(first, last - first);
|
|
|
726 }
|
|
|
727
|
|
|
728
|
|
|
729 static char Hex2Dec(char c)
|
|
|
730 {
|
|
|
731 return ((c >= '0' && c <= '9') ? c - '0' :
|
|
|
732 ((c >= 'a' && c <= 'f') ? c - 'a' + 10 : c - 'A' + 10));
|
|
|
733 }
|
|
|
734
|
|
|
735 void Toolbox::UrlDecode(std::string& s)
|
|
|
736 {
|
|
|
737 // http://en.wikipedia.org/wiki/Percent-encoding
|
|
|
738 // http://www.w3schools.com/tags/ref_urlencode.asp
|
|
|
739 // http://stackoverflow.com/questions/154536/encode-decode-urls-in-c
|
|
|
740
|
|
|
741 if (s.size() == 0)
|
|
|
742 {
|
|
|
743 return;
|
|
|
744 }
|
|
|
745
|
|
|
746 size_t source = 0;
|
|
|
747 size_t target = 0;
|
|
|
748
|
|
|
749 while (source < s.size())
|
|
|
750 {
|
|
|
751 if (s[source] == '%' &&
|
|
|
752 source + 2 < s.size() &&
|
|
|
753 isalnum(s[source + 1]) &&
|
|
|
754 isalnum(s[source + 2]))
|
|
|
755 {
|
|
|
756 s[target] = (Hex2Dec(s[source + 1]) << 4) | Hex2Dec(s[source + 2]);
|
|
|
757 source += 3;
|
|
|
758 target += 1;
|
|
|
759 }
|
|
|
760 else
|
|
|
761 {
|
|
|
762 if (s[source] == '+')
|
|
|
763 s[target] = ' ';
|
|
|
764 else
|
|
|
765 s[target] = s[source];
|
|
|
766
|
|
|
767 source++;
|
|
|
768 target++;
|
|
|
769 }
|
|
|
770 }
|
|
|
771
|
|
|
772 s.resize(target);
|
|
|
773 }
|
|
|
774
|
|
|
775
|
|
|
776 Endianness Toolbox::DetectEndianness()
|
|
|
777 {
|
|
|
778 // http://sourceforge.net/p/predef/wiki/Endianness/
|
|
|
779
|
|
|
780 uint8_t buffer[4];
|
|
|
781
|
|
|
782 buffer[0] = 0x00;
|
|
|
783 buffer[1] = 0x01;
|
|
|
784 buffer[2] = 0x02;
|
|
|
785 buffer[3] = 0x03;
|
|
|
786
|
|
|
787 switch (*((uint32_t *)buffer))
|
|
|
788 {
|
|
|
789 case 0x00010203:
|
|
|
790 return Endianness_Big;
|
|
|
791
|
|
|
792 case 0x03020100:
|
|
|
793 return Endianness_Little;
|
|
|
794
|
|
|
795 default:
|
|
|
796 throw OrthancException(ErrorCode_NotImplemented);
|
|
|
797 }
|
|
|
798 }
|
|
|
799
|
|
|
800
|
|
|
801 #if BOOST_HAS_REGEX == 1
|
|
|
802 std::string Toolbox::WildcardToRegularExpression(const std::string& source)
|
|
|
803 {
|
|
|
804 // TODO - Speed up this with a regular expression
|
|
|
805
|
|
|
806 std::string result = source;
|
|
|
807
|
|
|
808 // Escape all special characters
|
|
|
809 boost::replace_all(result, "\\", "\\\\");
|
|
|
810 boost::replace_all(result, "^", "\\^");
|
|
|
811 boost::replace_all(result, ".", "\\.");
|
|
|
812 boost::replace_all(result, "$", "\\$");
|
|
|
813 boost::replace_all(result, "|", "\\|");
|
|
|
814 boost::replace_all(result, "(", "\\(");
|
|
|
815 boost::replace_all(result, ")", "\\)");
|
|
|
816 boost::replace_all(result, "[", "\\[");
|
|
|
817 boost::replace_all(result, "]", "\\]");
|
|
|
818 boost::replace_all(result, "+", "\\+");
|
|
|
819 boost::replace_all(result, "/", "\\/");
|
|
|
820 boost::replace_all(result, "{", "\\{");
|
|
|
821 boost::replace_all(result, "}", "\\}");
|
|
|
822
|
|
|
823 // Convert wildcards '*' and '?' to their regex equivalents
|
|
|
824 boost::replace_all(result, "?", ".");
|
|
|
825 boost::replace_all(result, "*", ".*");
|
|
|
826
|
|
|
827 return result;
|
|
|
828 }
|
|
|
829 #endif
|
|
|
830
|
|
|
831
|
|
|
832
|
|
|
833 void Toolbox::TokenizeString(std::vector<std::string>& result,
|
|
|
834 const std::string& value,
|
|
|
835 char separator)
|
|
|
836 {
|
|
|
837 result.clear();
|
|
|
838
|
|
|
839 std::string currentItem;
|
|
|
840
|
|
|
841 for (size_t i = 0; i < value.size(); i++)
|
|
|
842 {
|
|
|
843 if (value[i] == separator)
|
|
|
844 {
|
|
|
845 result.push_back(currentItem);
|
|
|
846 currentItem.clear();
|
|
|
847 }
|
|
|
848 else
|
|
|
849 {
|
|
|
850 currentItem.push_back(value[i]);
|
|
|
851 }
|
|
|
852 }
|
|
|
853
|
|
|
854 result.push_back(currentItem);
|
|
|
855 }
|
|
|
856
|
|
|
857
|
|
12
|
858 #if ORTHANC_ENABLE_PUGIXML == 1
|
|
1
|
859 class ChunkedBufferWriter : public pugi::xml_writer
|
|
|
860 {
|
|
|
861 private:
|
|
|
862 ChunkedBuffer buffer_;
|
|
|
863
|
|
|
864 public:
|
|
|
865 virtual void write(const void *data, size_t size)
|
|
|
866 {
|
|
|
867 if (size > 0)
|
|
|
868 {
|
|
|
869 buffer_.AddChunk(reinterpret_cast<const char*>(data), size);
|
|
|
870 }
|
|
|
871 }
|
|
|
872
|
|
|
873 void Flatten(std::string& s)
|
|
|
874 {
|
|
|
875 buffer_.Flatten(s);
|
|
|
876 }
|
|
|
877 };
|
|
|
878
|
|
|
879
|
|
|
880 static void JsonToXmlInternal(pugi::xml_node& target,
|
|
|
881 const Json::Value& source,
|
|
|
882 const std::string& arrayElement)
|
|
|
883 {
|
|
|
884 // http://jsoncpp.sourceforge.net/value_8h_source.html#l00030
|
|
|
885
|
|
|
886 switch (source.type())
|
|
|
887 {
|
|
|
888 case Json::nullValue:
|
|
|
889 {
|
|
|
890 target.append_child(pugi::node_pcdata).set_value("null");
|
|
|
891 break;
|
|
|
892 }
|
|
|
893
|
|
|
894 case Json::intValue:
|
|
|
895 {
|
|
|
896 std::string s = boost::lexical_cast<std::string>(source.asInt());
|
|
|
897 target.append_child(pugi::node_pcdata).set_value(s.c_str());
|
|
|
898 break;
|
|
|
899 }
|
|
|
900
|
|
|
901 case Json::uintValue:
|
|
|
902 {
|
|
|
903 std::string s = boost::lexical_cast<std::string>(source.asUInt());
|
|
|
904 target.append_child(pugi::node_pcdata).set_value(s.c_str());
|
|
|
905 break;
|
|
|
906 }
|
|
|
907
|
|
|
908 case Json::realValue:
|
|
|
909 {
|
|
|
910 std::string s = boost::lexical_cast<std::string>(source.asFloat());
|
|
|
911 target.append_child(pugi::node_pcdata).set_value(s.c_str());
|
|
|
912 break;
|
|
|
913 }
|
|
|
914
|
|
|
915 case Json::stringValue:
|
|
|
916 {
|
|
|
917 target.append_child(pugi::node_pcdata).set_value(source.asString().c_str());
|
|
|
918 break;
|
|
|
919 }
|
|
|
920
|
|
|
921 case Json::booleanValue:
|
|
|
922 {
|
|
|
923 target.append_child(pugi::node_pcdata).set_value(source.asBool() ? "true" : "false");
|
|
|
924 break;
|
|
|
925 }
|
|
|
926
|
|
|
927 case Json::arrayValue:
|
|
|
928 {
|
|
|
929 for (Json::Value::ArrayIndex i = 0; i < source.size(); i++)
|
|
|
930 {
|
|
|
931 pugi::xml_node node = target.append_child();
|
|
|
932 node.set_name(arrayElement.c_str());
|
|
|
933 JsonToXmlInternal(node, source[i], arrayElement);
|
|
|
934 }
|
|
|
935 break;
|
|
|
936 }
|
|
|
937
|
|
|
938 case Json::objectValue:
|
|
|
939 {
|
|
|
940 Json::Value::Members members = source.getMemberNames();
|
|
|
941
|
|
|
942 for (size_t i = 0; i < members.size(); i++)
|
|
|
943 {
|
|
|
944 pugi::xml_node node = target.append_child();
|
|
|
945 node.set_name(members[i].c_str());
|
|
|
946 JsonToXmlInternal(node, source[members[i]], arrayElement);
|
|
|
947 }
|
|
|
948
|
|
|
949 break;
|
|
|
950 }
|
|
|
951
|
|
|
952 default:
|
|
|
953 throw OrthancException(ErrorCode_NotImplemented);
|
|
|
954 }
|
|
|
955 }
|
|
|
956
|
|
|
957
|
|
|
958 void Toolbox::JsonToXml(std::string& target,
|
|
|
959 const Json::Value& source,
|
|
|
960 const std::string& rootElement,
|
|
|
961 const std::string& arrayElement)
|
|
|
962 {
|
|
|
963 pugi::xml_document doc;
|
|
|
964
|
|
|
965 pugi::xml_node n = doc.append_child(rootElement.c_str());
|
|
|
966 JsonToXmlInternal(n, source, arrayElement);
|
|
|
967
|
|
|
968 pugi::xml_node decl = doc.prepend_child(pugi::node_declaration);
|
|
|
969 decl.append_attribute("version").set_value("1.0");
|
|
|
970 decl.append_attribute("encoding").set_value("utf-8");
|
|
|
971
|
|
|
972 ChunkedBufferWriter writer;
|
|
|
973 doc.save(writer, " ", pugi::format_default, pugi::encoding_utf8);
|
|
|
974 writer.Flatten(target);
|
|
|
975 }
|
|
|
976
|
|
|
977 #endif
|
|
|
978
|
|
|
979
|
|
|
980
|
|
|
981 bool Toolbox::IsInteger(const std::string& str)
|
|
|
982 {
|
|
|
983 std::string s = StripSpaces(str);
|
|
|
984
|
|
|
985 if (s.size() == 0)
|
|
|
986 {
|
|
|
987 return false;
|
|
|
988 }
|
|
|
989
|
|
|
990 size_t pos = 0;
|
|
|
991 if (s[0] == '-')
|
|
|
992 {
|
|
|
993 if (s.size() == 1)
|
|
|
994 {
|
|
|
995 return false;
|
|
|
996 }
|
|
|
997
|
|
|
998 pos = 1;
|
|
|
999 }
|
|
|
1000
|
|
|
1001 while (pos < s.size())
|
|
|
1002 {
|
|
|
1003 if (!isdigit(s[pos]))
|
|
|
1004 {
|
|
|
1005 return false;
|
|
|
1006 }
|
|
|
1007
|
|
|
1008 pos++;
|
|
|
1009 }
|
|
|
1010
|
|
|
1011 return true;
|
|
|
1012 }
|
|
|
1013
|
|
|
1014
|
|
|
1015 void Toolbox::CopyJsonWithoutComments(Json::Value& target,
|
|
|
1016 const Json::Value& source)
|
|
|
1017 {
|
|
|
1018 switch (source.type())
|
|
|
1019 {
|
|
|
1020 case Json::nullValue:
|
|
|
1021 target = Json::nullValue;
|
|
|
1022 break;
|
|
|
1023
|
|
|
1024 case Json::intValue:
|
|
|
1025 target = source.asInt64();
|
|
|
1026 break;
|
|
|
1027
|
|
|
1028 case Json::uintValue:
|
|
|
1029 target = source.asUInt64();
|
|
|
1030 break;
|
|
|
1031
|
|
|
1032 case Json::realValue:
|
|
|
1033 target = source.asDouble();
|
|
|
1034 break;
|
|
|
1035
|
|
|
1036 case Json::stringValue:
|
|
|
1037 target = source.asString();
|
|
|
1038 break;
|
|
|
1039
|
|
|
1040 case Json::booleanValue:
|
|
|
1041 target = source.asBool();
|
|
|
1042 break;
|
|
|
1043
|
|
|
1044 case Json::arrayValue:
|
|
|
1045 {
|
|
|
1046 target = Json::arrayValue;
|
|
|
1047 for (Json::Value::ArrayIndex i = 0; i < source.size(); i++)
|
|
|
1048 {
|
|
|
1049 Json::Value& item = target.append(Json::nullValue);
|
|
|
1050 CopyJsonWithoutComments(item, source[i]);
|
|
|
1051 }
|
|
|
1052
|
|
|
1053 break;
|
|
|
1054 }
|
|
|
1055
|
|
|
1056 case Json::objectValue:
|
|
|
1057 {
|
|
|
1058 target = Json::objectValue;
|
|
|
1059 Json::Value::Members members = source.getMemberNames();
|
|
|
1060 for (Json::Value::ArrayIndex i = 0; i < members.size(); i++)
|
|
|
1061 {
|
|
|
1062 const std::string item = members[i];
|
|
|
1063 CopyJsonWithoutComments(target[item], source[item]);
|
|
|
1064 }
|
|
|
1065
|
|
|
1066 break;
|
|
|
1067 }
|
|
|
1068
|
|
|
1069 default:
|
|
|
1070 break;
|
|
|
1071 }
|
|
|
1072 }
|
|
|
1073
|
|
|
1074
|
|
|
1075 bool Toolbox::StartsWith(const std::string& str,
|
|
|
1076 const std::string& prefix)
|
|
|
1077 {
|
|
|
1078 if (str.size() < prefix.size())
|
|
|
1079 {
|
|
|
1080 return false;
|
|
|
1081 }
|
|
|
1082 else
|
|
|
1083 {
|
|
|
1084 return str.compare(0, prefix.size(), prefix) == 0;
|
|
|
1085 }
|
|
|
1086 }
|
|
|
1087
|
|
|
1088
|
|
|
1089 static bool IsUnreservedCharacter(char c)
|
|
|
1090 {
|
|
|
1091 // This function checks whether "c" is an unserved character
|
|
|
1092 // wrt. an URI percent-encoding
|
|
|
1093 // https://en.wikipedia.org/wiki/Percent-encoding#Percent-encoding%5Fin%5Fa%5FURI
|
|
|
1094
|
|
|
1095 return ((c >= 'A' && c <= 'Z') ||
|
|
|
1096 (c >= 'a' && c <= 'z') ||
|
|
|
1097 (c >= '0' && c <= '9') ||
|
|
|
1098 c == '-' ||
|
|
|
1099 c == '_' ||
|
|
|
1100 c == '.' ||
|
|
|
1101 c == '~');
|
|
|
1102 }
|
|
|
1103
|
|
|
1104 void Toolbox::UriEncode(std::string& target,
|
|
|
1105 const std::string& source)
|
|
|
1106 {
|
|
|
1107 // Estimate the length of the percent-encoded URI
|
|
|
1108 size_t length = 0;
|
|
|
1109
|
|
|
1110 for (size_t i = 0; i < source.size(); i++)
|
|
|
1111 {
|
|
|
1112 if (IsUnreservedCharacter(source[i]))
|
|
|
1113 {
|
|
|
1114 length += 1;
|
|
|
1115 }
|
|
|
1116 else
|
|
|
1117 {
|
|
|
1118 // This character must be percent-encoded
|
|
|
1119 length += 3;
|
|
|
1120 }
|
|
|
1121 }
|
|
|
1122
|
|
|
1123 target.clear();
|
|
|
1124 target.reserve(length);
|
|
|
1125
|
|
|
1126 for (size_t i = 0; i < source.size(); i++)
|
|
|
1127 {
|
|
|
1128 if (IsUnreservedCharacter(source[i]))
|
|
|
1129 {
|
|
|
1130 target.push_back(source[i]);
|
|
|
1131 }
|
|
|
1132 else
|
|
|
1133 {
|
|
|
1134 // This character must be percent-encoded
|
|
|
1135 uint8_t byte = static_cast<uint8_t>(source[i]);
|
|
|
1136 uint8_t a = byte >> 4;
|
|
|
1137 uint8_t b = byte & 0x0f;
|
|
|
1138
|
|
|
1139 target.push_back('%');
|
|
|
1140 target.push_back(a < 10 ? a + '0' : a - 10 + 'A');
|
|
|
1141 target.push_back(b < 10 ? b + '0' : b - 10 + 'A');
|
|
|
1142 }
|
|
|
1143 }
|
|
|
1144 }
|
|
|
1145
|
|
|
1146
|
|
|
1147 static bool HasField(const Json::Value& json,
|
|
|
1148 const std::string& key,
|
|
|
1149 Json::ValueType expectedType)
|
|
|
1150 {
|
|
|
1151 if (json.type() != Json::objectValue ||
|
|
|
1152 !json.isMember(key))
|
|
|
1153 {
|
|
|
1154 return false;
|
|
|
1155 }
|
|
|
1156 else if (json[key].type() == expectedType)
|
|
|
1157 {
|
|
|
1158 return true;
|
|
|
1159 }
|
|
|
1160 else
|
|
|
1161 {
|
|
|
1162 throw OrthancException(ErrorCode_BadParameterType);
|
|
|
1163 }
|
|
|
1164 }
|
|
|
1165
|
|
|
1166
|
|
|
1167 std::string Toolbox::GetJsonStringField(const Json::Value& json,
|
|
|
1168 const std::string& key,
|
|
|
1169 const std::string& defaultValue)
|
|
|
1170 {
|
|
|
1171 if (HasField(json, key, Json::stringValue))
|
|
|
1172 {
|
|
|
1173 return json[key].asString();
|
|
|
1174 }
|
|
|
1175 else
|
|
|
1176 {
|
|
|
1177 return defaultValue;
|
|
|
1178 }
|
|
|
1179 }
|
|
|
1180
|
|
|
1181
|
|
|
1182 bool Toolbox::GetJsonBooleanField(const ::Json::Value& json,
|
|
|
1183 const std::string& key,
|
|
|
1184 bool defaultValue)
|
|
|
1185 {
|
|
|
1186 if (HasField(json, key, Json::booleanValue))
|
|
|
1187 {
|
|
|
1188 return json[key].asBool();
|
|
|
1189 }
|
|
|
1190 else
|
|
|
1191 {
|
|
|
1192 return defaultValue;
|
|
|
1193 }
|
|
|
1194 }
|
|
|
1195
|
|
|
1196
|
|
|
1197 int Toolbox::GetJsonIntegerField(const ::Json::Value& json,
|
|
|
1198 const std::string& key,
|
|
|
1199 int defaultValue)
|
|
|
1200 {
|
|
|
1201 if (HasField(json, key, Json::intValue))
|
|
|
1202 {
|
|
|
1203 return json[key].asInt();
|
|
|
1204 }
|
|
|
1205 else
|
|
|
1206 {
|
|
|
1207 return defaultValue;
|
|
|
1208 }
|
|
|
1209 }
|
|
|
1210
|
|
|
1211
|
|
|
1212 unsigned int Toolbox::GetJsonUnsignedIntegerField(const ::Json::Value& json,
|
|
|
1213 const std::string& key,
|
|
|
1214 unsigned int defaultValue)
|
|
|
1215 {
|
|
|
1216 int v = GetJsonIntegerField(json, key, defaultValue);
|
|
|
1217
|
|
|
1218 if (v < 0)
|
|
|
1219 {
|
|
|
1220 throw OrthancException(ErrorCode_ParameterOutOfRange);
|
|
|
1221 }
|
|
|
1222 else
|
|
|
1223 {
|
|
|
1224 return static_cast<unsigned int>(v);
|
|
|
1225 }
|
|
|
1226 }
|
|
15
|
1227
|
|
|
1228
|
|
|
1229 std::string Toolbox::GenerateUuid()
|
|
|
1230 {
|
|
|
1231 #ifdef WIN32
|
|
|
1232 UUID uuid;
|
|
|
1233 UuidCreate ( &uuid );
|
|
|
1234
|
|
|
1235 unsigned char * str;
|
|
|
1236 UuidToStringA ( &uuid, &str );
|
|
|
1237
|
|
|
1238 std::string s( ( char* ) str );
|
|
|
1239
|
|
|
1240 RpcStringFreeA ( &str );
|
|
|
1241 #else
|
|
|
1242 uuid_t uuid;
|
|
|
1243 uuid_generate_random ( uuid );
|
|
|
1244 char s[37];
|
|
|
1245 uuid_unparse ( uuid, s );
|
|
|
1246 #endif
|
|
|
1247 return s;
|
|
|
1248 }
|
|
|
1249
|
|
|
1250
|
|
|
1251 bool Toolbox::IsUuid(const std::string& str)
|
|
|
1252 {
|
|
|
1253 if (str.size() != 36)
|
|
|
1254 {
|
|
|
1255 return false;
|
|
|
1256 }
|
|
|
1257
|
|
|
1258 for (size_t i = 0; i < str.length(); i++)
|
|
|
1259 {
|
|
|
1260 if (i == 8 || i == 13 || i == 18 || i == 23)
|
|
|
1261 {
|
|
|
1262 if (str[i] != '-')
|
|
|
1263 return false;
|
|
|
1264 }
|
|
|
1265 else
|
|
|
1266 {
|
|
|
1267 if (!isalnum(str[i]))
|
|
|
1268 return false;
|
|
|
1269 }
|
|
|
1270 }
|
|
|
1271
|
|
|
1272 return true;
|
|
|
1273 }
|
|
|
1274
|
|
|
1275
|
|
|
1276 bool Toolbox::StartsWithUuid(const std::string& str)
|
|
|
1277 {
|
|
|
1278 if (str.size() < 36)
|
|
|
1279 {
|
|
|
1280 return false;
|
|
|
1281 }
|
|
|
1282
|
|
|
1283 if (str.size() == 36)
|
|
|
1284 {
|
|
|
1285 return IsUuid(str);
|
|
|
1286 }
|
|
|
1287
|
|
|
1288 assert(str.size() > 36);
|
|
|
1289 if (!isspace(str[36]))
|
|
|
1290 {
|
|
|
1291 return false;
|
|
|
1292 }
|
|
|
1293
|
|
|
1294 return IsUuid(str.substr(0, 36));
|
|
|
1295 }
|
|
1
|
1296 }
|
