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