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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39 #include <string>
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40 #include <stdint.h>
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41 #include <string.h>
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42 #include <boost/filesystem.hpp>
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43 #include <boost/filesystem/fstream.hpp>
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44 #include <boost/uuid/sha1.hpp>
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45 #include <boost/lexical_cast.hpp>
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46 #include <algorithm>
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47 #include <ctype.h>
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48
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49 #if BOOST_HAS_DATE_TIME == 1
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50 #include <boost/date_time/posix_time/posix_time.hpp>
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51 #endif
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52
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53 #if BOOST_HAS_REGEX == 1
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54 #include <boost/regex.hpp>
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55 #endif
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56
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57 #if defined(_WIN32)
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58 #include <windows.h>
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59 #include <process.h> // For "_spawnvp()" and "_getpid()"
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60 #else
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61 #include <unistd.h> // For "execvp()"
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62 #include <sys/wait.h> // For "waitpid()"
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63 #endif
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64
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65 #if defined(__APPLE__) && defined(__MACH__)
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66 #include <mach-o/dyld.h> /* _NSGetExecutablePath */
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67 #include <limits.h> /* PATH_MAX */
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68 #endif
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69
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70 #if defined(__linux__) || defined(__FreeBSD_kernel__) || defined(__FreeBSD__)
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71 #include <limits.h> /* PATH_MAX */
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72 #include <signal.h>
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73 #include <unistd.h>
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74 #endif
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75
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76 #if BOOST_HAS_LOCALE != 1
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77 #error Since version 0.7.6, Orthanc entirely relies on boost::locale
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78 #endif
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79
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80 #include <boost/locale.hpp>
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81
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82
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83 #if !defined(ORTHANC_ENABLE_MD5) || ORTHANC_ENABLE_MD5 == 1
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84 #include "../Resources/ThirdParty/md5/md5.h"
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85 #endif
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86
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87
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88 #if !defined(ORTHANC_ENABLE_BASE64) || ORTHANC_ENABLE_BASE64 == 1
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89 #include "../Resources/ThirdParty/base64/base64.h"
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90 #endif
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91
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92
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93 #if defined(_MSC_VER) && (_MSC_VER < 1800)
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94 // Patch for the missing "_strtoll" symbol when compiling with Visual Studio < 2013
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95 extern "C"
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96 {
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97 int64_t _strtoi64(const char *nptr, char **endptr, int base);
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98 int64_t strtoll(const char *nptr, char **endptr, int base)
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99 {
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100 return _strtoi64(nptr, endptr, base);
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101 }
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102 }
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103 #endif
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104
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105
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106 #if ORTHANC_PUGIXML_ENABLED == 1
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107 #include "ChunkedBuffer.h"
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108 #include <pugixml.hpp>
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109 #endif
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110
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111
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112 namespace Orthanc
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113 {
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114 void Toolbox::USleep(uint64_t microSeconds)
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115 {
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116 #if defined(_WIN32)
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117 ::Sleep(static_cast<DWORD>(microSeconds / static_cast<uint64_t>(1000)));
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118 #elif defined(__linux__) || defined(__APPLE__) || defined(__FreeBSD_kernel__) || defined(__FreeBSD__) || defined(__native_client__)
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119 usleep(microSeconds);
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120 #else
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121 #error Support your platform here
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122 #endif
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123 }
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124
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125
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126 #if !defined(ORTHANC_SANDBOXED) || ORTHANC_SANDBOXED != 1
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127 static bool finish_;
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128 static ServerBarrierEvent barrierEvent_;
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129
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130 #if defined(_WIN32)
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131 static BOOL WINAPI ConsoleControlHandler(DWORD dwCtrlType)
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132 {
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133 // http://msdn.microsoft.com/en-us/library/ms683242(v=vs.85).aspx
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134 finish_ = true;
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135 return true;
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136 }
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137 #else
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138 static void SignalHandler(int signal)
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139 {
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140 if (signal == SIGHUP)
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141 {
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142 barrierEvent_ = ServerBarrierEvent_Reload;
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143 }
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144
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145 finish_ = true;
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146 }
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147 #endif
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148
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149
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150 static ServerBarrierEvent ServerBarrierInternal(const bool* stopFlag)
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151 {
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152 #if defined(_WIN32)
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153 SetConsoleCtrlHandler(ConsoleControlHandler, true);
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154 #else
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155 signal(SIGINT, SignalHandler);
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156 signal(SIGQUIT, SignalHandler);
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157 signal(SIGTERM, SignalHandler);
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158 signal(SIGHUP, SignalHandler);
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159 #endif
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160
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161 // Active loop that awakens every 100ms
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162 finish_ = false;
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163 barrierEvent_ = ServerBarrierEvent_Stop;
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164 while (!(*stopFlag || finish_))
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165 {
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166 Toolbox::USleep(100 * 1000);
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167 }
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168
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169 #if defined(_WIN32)
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170 SetConsoleCtrlHandler(ConsoleControlHandler, false);
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171 #else
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172 signal(SIGINT, NULL);
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173 signal(SIGQUIT, NULL);
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174 signal(SIGTERM, NULL);
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175 signal(SIGHUP, NULL);
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176 #endif
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177
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178 return barrierEvent_;
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179 }
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180
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181
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182 ServerBarrierEvent Toolbox::ServerBarrier(const bool& stopFlag)
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183 {
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184 return ServerBarrierInternal(&stopFlag);
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185 }
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186
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187 ServerBarrierEvent Toolbox::ServerBarrier()
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188 {
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189 const bool stopFlag = false;
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190 return ServerBarrierInternal(&stopFlag);
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191 }
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192 #endif /* ORTHANC_SANDBOXED */
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193
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194
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195 void Toolbox::ToUpperCase(std::string& s)
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196 {
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197 std::transform(s.begin(), s.end(), s.begin(), toupper);
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198 }
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199
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200
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201 void Toolbox::ToLowerCase(std::string& s)
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202 {
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203 std::transform(s.begin(), s.end(), s.begin(), tolower);
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204 }
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205
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206
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207 void Toolbox::ToUpperCase(std::string& result,
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208 const std::string& source)
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209 {
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210 result = source;
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211 ToUpperCase(result);
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212 }
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213
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214 void Toolbox::ToLowerCase(std::string& result,
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215 const std::string& source)
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216 {
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217 result = source;
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218 ToLowerCase(result);
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219 }
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220
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221
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222 static std::streamsize GetStreamSize(std::istream& f)
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223 {
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224 // http://www.cplusplus.com/reference/iostream/istream/tellg/
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225 f.seekg(0, std::ios::end);
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226 std::streamsize size = f.tellg();
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227 f.seekg(0, std::ios::beg);
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228
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229 return size;
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230 }
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231
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232
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233 #if !defined(ORTHANC_SANDBOXED) || ORTHANC_SANDBOXED != 1
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234 void Toolbox::ReadFile(std::string& content,
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235 const std::string& path)
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236 {
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237 if (!IsRegularFile(path))
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238 {
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239 LOG(ERROR) << std::string("The path does not point to a regular file: ") << path;
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240 throw OrthancException(ErrorCode_RegularFileExpected);
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241 }
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242
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243 boost::filesystem::ifstream f;
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244 f.open(path, std::ifstream::in | std::ifstream::binary);
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245 if (!f.good())
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246 {
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247 throw OrthancException(ErrorCode_InexistentFile);
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248 }
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249
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250 std::streamsize size = GetStreamSize(f);
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251 content.resize(size);
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252 if (size != 0)
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253 {
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254 f.read(reinterpret_cast<char*>(&content[0]), size);
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255 }
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256
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257 f.close();
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258 }
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259 #endif
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260
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261
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262 #if !defined(ORTHANC_SANDBOXED) || ORTHANC_SANDBOXED != 1
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263 bool Toolbox::ReadHeader(std::string& header,
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264 const std::string& path,
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265 size_t headerSize)
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266 {
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267 if (!IsRegularFile(path))
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268 {
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269 LOG(ERROR) << std::string("The path does not point to a regular file: ") << path;
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270 throw OrthancException(ErrorCode_RegularFileExpected);
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271 }
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272
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273 boost::filesystem::ifstream f;
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274 f.open(path, std::ifstream::in | std::ifstream::binary);
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275 if (!f.good())
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276 {
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277 throw OrthancException(ErrorCode_InexistentFile);
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278 }
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279
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280 bool full = true;
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281
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282 {
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283 std::streamsize size = GetStreamSize(f);
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284 if (size <= 0)
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285 {
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286 headerSize = 0;
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287 full = false;
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288 }
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289 else if (static_cast<size_t>(size) < headerSize)
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290 {
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291 headerSize = size; // Truncate to the size of the file
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292 full = false;
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293 }
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294 }
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295
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296 header.resize(headerSize);
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297 if (headerSize != 0)
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298 {
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299 f.read(reinterpret_cast<char*>(&header[0]), headerSize);
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300 }
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301
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302 f.close();
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303
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304 return full;
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305 }
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306 #endif
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307
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308
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309 #if !defined(ORTHANC_SANDBOXED) || ORTHANC_SANDBOXED != 1
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310 void Toolbox::WriteFile(const void* content,
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311 size_t size,
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312 const std::string& path)
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313 {
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314 boost::filesystem::ofstream f;
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315 f.open(path, std::ofstream::out | std::ofstream::binary);
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316 if (!f.good())
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317 {
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318 throw OrthancException(ErrorCode_CannotWriteFile);
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319 }
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320
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321 if (size != 0)
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322 {
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323 f.write(reinterpret_cast<const char*>(content), size);
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324
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325 if (!f.good())
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326 {
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327 f.close();
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328 throw OrthancException(ErrorCode_FileStorageCannotWrite);
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329 }
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330 }
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331
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332 f.close();
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333 }
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334 #endif
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335
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336
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337 #if !defined(ORTHANC_SANDBOXED) || ORTHANC_SANDBOXED != 1
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338 void Toolbox::WriteFile(const std::string& content,
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339 const std::string& path)
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340 {
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341 WriteFile(content.size() > 0 ? content.c_str() : NULL,
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342 content.size(), path);
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343 }
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344 #endif
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345
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346
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347 #if !defined(ORTHANC_SANDBOXED) || ORTHANC_SANDBOXED != 1
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348 void Toolbox::RemoveFile(const std::string& path)
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349 {
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350 if (boost::filesystem::exists(path))
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351 {
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352 if (IsRegularFile(path))
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353 {
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354 boost::filesystem::remove(path);
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355 }
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356 else
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357 {
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358 throw OrthancException(ErrorCode_RegularFileExpected);
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359 }
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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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365 void Toolbox::SplitUriComponents(UriComponents& components,
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366 const std::string& uri)
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367 {
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368 static const char URI_SEPARATOR = '/';
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369
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370 components.clear();
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371
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372 if (uri.size() == 0 ||
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373 uri[0] != URI_SEPARATOR)
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374 {
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375 throw OrthancException(ErrorCode_UriSyntax);
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376 }
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377
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378 // Count the number of slashes in the URI to make an assumption
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379 // about the number of components in the URI
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380 unsigned int estimatedSize = 0;
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381 for (unsigned int i = 0; i < uri.size(); i++)
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382 {
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383 if (uri[i] == URI_SEPARATOR)
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384 estimatedSize++;
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385 }
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386
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387 components.reserve(estimatedSize - 1);
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388
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389 unsigned int start = 1;
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390 unsigned int end = 1;
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391 while (end < uri.size())
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392 {
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393 // This is the loop invariant
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394 assert(uri[start - 1] == '/' && (end >= start));
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395
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396 if (uri[end] == '/')
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397 {
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398 components.push_back(std::string(&uri[start], end - start));
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399 end++;
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400 start = end;
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401 }
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402 else
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403 {
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404 end++;
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405 }
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406 }
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407
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408 if (start < uri.size())
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409 {
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410 components.push_back(std::string(&uri[start], end - start));
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411 }
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412
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413 for (size_t i = 0; i < components.size(); i++)
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414 {
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415 if (components[i].size() == 0)
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416 {
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417 // Empty component, as in: "/coucou//e"
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418 throw OrthancException(ErrorCode_UriSyntax);
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419 }
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420 }
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421 }
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422
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423
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424 void Toolbox::TruncateUri(UriComponents& target,
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425 const UriComponents& source,
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426 size_t fromLevel)
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427 {
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428 target.clear();
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429
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430 if (source.size() > fromLevel)
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431 {
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432 target.resize(source.size() - fromLevel);
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433
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434 size_t j = 0;
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435 for (size_t i = fromLevel; i < source.size(); i++, j++)
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436 {
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437 target[j] = source[i];
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438 }
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439
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440 assert(j == target.size());
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441 }
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442 }
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443
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444
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445
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446 bool Toolbox::IsChildUri(const UriComponents& baseUri,
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447 const UriComponents& testedUri)
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448 {
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449 if (testedUri.size() < baseUri.size())
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450 {
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451 return false;
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452 }
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453
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454 for (size_t i = 0; i < baseUri.size(); i++)
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455 {
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456 if (baseUri[i] != testedUri[i])
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457 return false;
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458 }
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459
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460 return true;
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461 }
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462
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463
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464 std::string Toolbox::AutodetectMimeType(const std::string& path)
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465 {
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466 std::string contentType;
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467 size_t lastDot = path.rfind('.');
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468 size_t lastSlash = path.rfind('/');
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469
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470 if (lastDot == std::string::npos ||
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471 (lastSlash != std::string::npos && lastDot < lastSlash))
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472 {
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473 // No trailing dot, unable to detect the content type
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474 }
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475 else
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476 {
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477 const char* extension = &path[lastDot + 1];
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478
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479 // http://en.wikipedia.org/wiki/Mime_types
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480 // Text types
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481 if (!strcmp(extension, "txt"))
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482 contentType = "text/plain";
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483 else if (!strcmp(extension, "html"))
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484 contentType = "text/html";
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485 else if (!strcmp(extension, "xml"))
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486 contentType = "text/xml";
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487 else if (!strcmp(extension, "css"))
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488 contentType = "text/css";
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489
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490 // Application types
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491 else if (!strcmp(extension, "js"))
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492 contentType = "application/javascript";
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493 else if (!strcmp(extension, "json"))
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494 contentType = "application/json";
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495 else if (!strcmp(extension, "pdf"))
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496 contentType = "application/pdf";
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497
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498 // Images types
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499 else if (!strcmp(extension, "jpg") || !strcmp(extension, "jpeg"))
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500 contentType = "image/jpeg";
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501 else if (!strcmp(extension, "gif"))
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502 contentType = "image/gif";
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503 else if (!strcmp(extension, "png"))
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504 contentType = "image/png";
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505 }
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506
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507 return contentType;
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508 }
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509
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510
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511 std::string Toolbox::FlattenUri(const UriComponents& components,
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512 size_t fromLevel)
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513 {
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514 if (components.size() <= fromLevel)
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515 {
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516 return "/";
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517 }
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518 else
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519 {
|
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520 std::string r;
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521
|
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522 for (size_t i = fromLevel; i < components.size(); i++)
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523 {
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524 r += "/" + components[i];
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525 }
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526
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527 return r;
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528 }
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529 }
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530
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531
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532
|
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533 #if !defined(ORTHANC_SANDBOXED) || ORTHANC_SANDBOXED != 1
|
|
534 uint64_t Toolbox::GetFileSize(const std::string& path)
|
|
535 {
|
|
536 try
|
|
537 {
|
|
538 return static_cast<uint64_t>(boost::filesystem::file_size(path));
|
|
539 }
|
|
540 catch (boost::filesystem::filesystem_error&)
|
|
541 {
|
|
542 throw OrthancException(ErrorCode_InexistentFile);
|
|
543 }
|
|
544 }
|
|
545 #endif
|
|
546
|
|
547
|
|
548 #if !defined(ORTHANC_ENABLE_MD5) || ORTHANC_ENABLE_MD5 == 1
|
|
549 static char GetHexadecimalCharacter(uint8_t value)
|
|
550 {
|
|
551 assert(value < 16);
|
|
552
|
|
553 if (value < 10)
|
|
554 {
|
|
555 return value + '0';
|
|
556 }
|
|
557 else
|
|
558 {
|
|
559 return (value - 10) + 'a';
|
|
560 }
|
|
561 }
|
|
562
|
|
563
|
|
564 void Toolbox::ComputeMD5(std::string& result,
|
|
565 const std::string& data)
|
|
566 {
|
|
567 if (data.size() > 0)
|
|
568 {
|
|
569 ComputeMD5(result, &data[0], data.size());
|
|
570 }
|
|
571 else
|
|
572 {
|
|
573 ComputeMD5(result, NULL, 0);
|
|
574 }
|
|
575 }
|
|
576
|
|
577
|
|
578 void Toolbox::ComputeMD5(std::string& result,
|
|
579 const void* data,
|
|
580 size_t size)
|
|
581 {
|
|
582 md5_state_s state;
|
|
583 md5_init(&state);
|
|
584
|
|
585 if (size > 0)
|
|
586 {
|
|
587 md5_append(&state,
|
|
588 reinterpret_cast<const md5_byte_t*>(data),
|
|
589 static_cast<int>(size));
|
|
590 }
|
|
591
|
|
592 md5_byte_t actualHash[16];
|
|
593 md5_finish(&state, actualHash);
|
|
594
|
|
595 result.resize(32);
|
|
596 for (unsigned int i = 0; i < 16; i++)
|
|
597 {
|
|
598 result[2 * i] = GetHexadecimalCharacter(static_cast<uint8_t>(actualHash[i] / 16));
|
|
599 result[2 * i + 1] = GetHexadecimalCharacter(static_cast<uint8_t>(actualHash[i] % 16));
|
|
600 }
|
|
601 }
|
|
602 #endif
|
|
603
|
|
604
|
|
605 #if !defined(ORTHANC_ENABLE_BASE64) || ORTHANC_ENABLE_BASE64 == 1
|
|
606 void Toolbox::EncodeBase64(std::string& result,
|
|
607 const std::string& data)
|
|
608 {
|
|
609 result = base64_encode(data);
|
|
610 }
|
|
611
|
|
612 void Toolbox::DecodeBase64(std::string& result,
|
|
613 const std::string& data)
|
|
614 {
|
|
615 for (size_t i = 0; i < data.length(); i++)
|
|
616 {
|
|
617 if (!isalnum(data[i]) &&
|
|
618 data[i] != '+' &&
|
|
619 data[i] != '/' &&
|
|
620 data[i] != '=')
|
|
621 {
|
|
622 // This is not a valid character for a Base64 string
|
|
623 throw OrthancException(ErrorCode_BadFileFormat);
|
|
624 }
|
|
625 }
|
|
626
|
|
627 result = base64_decode(data);
|
|
628 }
|
|
629
|
|
630
|
|
631 # if BOOST_HAS_REGEX == 1
|
|
632 bool Toolbox::DecodeDataUriScheme(std::string& mime,
|
|
633 std::string& content,
|
|
634 const std::string& source)
|
|
635 {
|
|
636 boost::regex pattern("data:([^;]+);base64,([a-zA-Z0-9=+/]*)",
|
|
637 boost::regex::icase /* case insensitive search */);
|
|
638
|
|
639 boost::cmatch what;
|
|
640 if (regex_match(source.c_str(), what, pattern))
|
|
641 {
|
|
642 mime = what[1];
|
|
643 DecodeBase64(content, what[2]);
|
|
644 return true;
|
|
645 }
|
|
646 else
|
|
647 {
|
|
648 return false;
|
|
649 }
|
|
650 }
|
|
651 # endif
|
|
652
|
|
653
|
|
654 void Toolbox::EncodeDataUriScheme(std::string& result,
|
|
655 const std::string& mime,
|
|
656 const std::string& content)
|
|
657 {
|
|
658 result = "data:" + mime + ";base64," + base64_encode(content);
|
|
659 }
|
|
660
|
|
661 #endif
|
|
662
|
|
663
|
|
664
|
|
665 #if defined(_WIN32)
|
|
666 static std::string GetPathToExecutableInternal()
|
|
667 {
|
|
668 // Yes, this is ugly, but there is no simple way to get the
|
|
669 // required buffer size, so we use a big constant
|
|
670 std::vector<char> buffer(32768);
|
|
671 /*int bytes =*/ GetModuleFileNameA(NULL, &buffer[0], static_cast<DWORD>(buffer.size() - 1));
|
|
672 return std::string(&buffer[0]);
|
|
673 }
|
|
674
|
|
675 #elif defined(__linux__) || defined(__FreeBSD_kernel__) || defined(__FreeBSD__)
|
|
676 static std::string GetPathToExecutableInternal()
|
|
677 {
|
|
678 std::vector<char> buffer(PATH_MAX + 1);
|
|
679 ssize_t bytes = readlink("/proc/self/exe", &buffer[0], buffer.size() - 1);
|
|
680 if (bytes == 0)
|
|
681 {
|
|
682 throw OrthancException(ErrorCode_PathToExecutable);
|
|
683 }
|
|
684
|
|
685 return std::string(&buffer[0]);
|
|
686 }
|
|
687
|
|
688 #elif defined(__APPLE__) && defined(__MACH__)
|
|
689 static std::string GetPathToExecutableInternal()
|
|
690 {
|
|
691 char pathbuf[PATH_MAX + 1];
|
|
692 unsigned int bufsize = static_cast<int>(sizeof(pathbuf));
|
|
693
|
|
694 _NSGetExecutablePath( pathbuf, &bufsize);
|
|
695
|
|
696 return std::string(pathbuf);
|
|
697 }
|
|
698
|
|
699 #elif defined(ORTHANC_SANDBOXED) && ORTHANC_SANDBOXED == 1
|
|
700 // Sandboxed Orthanc, no access to the executable
|
|
701
|
|
702 #else
|
|
703 #error Support your platform here
|
|
704 #endif
|
|
705
|
|
706
|
|
707 #if !defined(ORTHANC_SANDBOXED) || ORTHANC_SANDBOXED != 1
|
|
708 std::string Toolbox::GetPathToExecutable()
|
|
709 {
|
|
710 boost::filesystem::path p(GetPathToExecutableInternal());
|
|
711 return boost::filesystem::absolute(p).string();
|
|
712 }
|
|
713
|
|
714
|
|
715 std::string Toolbox::GetDirectoryOfExecutable()
|
|
716 {
|
|
717 boost::filesystem::path p(GetPathToExecutableInternal());
|
|
718 return boost::filesystem::absolute(p.parent_path()).string();
|
|
719 }
|
|
720 #endif
|
|
721
|
|
722
|
|
723 static const char* GetBoostLocaleEncoding(const Encoding sourceEncoding)
|
|
724 {
|
|
725 switch (sourceEncoding)
|
|
726 {
|
|
727 case Encoding_Utf8:
|
|
728 return "UTF-8";
|
|
729
|
|
730 case Encoding_Ascii:
|
|
731 return "ASCII";
|
|
732
|
|
733 case Encoding_Latin1:
|
|
734 return "ISO-8859-1";
|
|
735 break;
|
|
736
|
|
737 case Encoding_Latin2:
|
|
738 return "ISO-8859-2";
|
|
739 break;
|
|
740
|
|
741 case Encoding_Latin3:
|
|
742 return "ISO-8859-3";
|
|
743 break;
|
|
744
|
|
745 case Encoding_Latin4:
|
|
746 return "ISO-8859-4";
|
|
747 break;
|
|
748
|
|
749 case Encoding_Latin5:
|
|
750 return "ISO-8859-9";
|
|
751 break;
|
|
752
|
|
753 case Encoding_Cyrillic:
|
|
754 return "ISO-8859-5";
|
|
755 break;
|
|
756
|
|
757 case Encoding_Windows1251:
|
|
758 return "WINDOWS-1251";
|
|
759 break;
|
|
760
|
|
761 case Encoding_Arabic:
|
|
762 return "ISO-8859-6";
|
|
763 break;
|
|
764
|
|
765 case Encoding_Greek:
|
|
766 return "ISO-8859-7";
|
|
767 break;
|
|
768
|
|
769 case Encoding_Hebrew:
|
|
770 return "ISO-8859-8";
|
|
771 break;
|
|
772
|
|
773 case Encoding_Japanese:
|
|
774 return "SHIFT-JIS";
|
|
775 break;
|
|
776
|
|
777 case Encoding_Chinese:
|
|
778 return "GB18030";
|
|
779 break;
|
|
780
|
|
781 case Encoding_Thai:
|
|
782 return "TIS620.2533-0";
|
|
783 break;
|
|
784
|
|
785 default:
|
|
786 throw OrthancException(ErrorCode_NotImplemented);
|
|
787 }
|
|
788 }
|
|
789
|
|
790
|
|
791 std::string Toolbox::ConvertToUtf8(const std::string& source,
|
|
792 Encoding sourceEncoding)
|
|
793 {
|
|
794 if (sourceEncoding == Encoding_Utf8)
|
|
795 {
|
|
796 // Already in UTF-8: No conversion is required
|
|
797 return source;
|
|
798 }
|
|
799
|
|
800 if (sourceEncoding == Encoding_Ascii)
|
|
801 {
|
|
802 return ConvertToAscii(source);
|
|
803 }
|
|
804
|
|
805 const char* encoding = GetBoostLocaleEncoding(sourceEncoding);
|
|
806
|
|
807 try
|
|
808 {
|
|
809 return boost::locale::conv::to_utf<char>(source, encoding);
|
|
810 }
|
|
811 catch (std::runtime_error&)
|
|
812 {
|
|
813 // Bad input string or bad encoding
|
|
814 return ConvertToAscii(source);
|
|
815 }
|
|
816 }
|
|
817
|
|
818
|
|
819 std::string Toolbox::ConvertFromUtf8(const std::string& source,
|
|
820 Encoding targetEncoding)
|
|
821 {
|
|
822 if (targetEncoding == Encoding_Utf8)
|
|
823 {
|
|
824 // Already in UTF-8: No conversion is required
|
|
825 return source;
|
|
826 }
|
|
827
|
|
828 if (targetEncoding == Encoding_Ascii)
|
|
829 {
|
|
830 return ConvertToAscii(source);
|
|
831 }
|
|
832
|
|
833 const char* encoding = GetBoostLocaleEncoding(targetEncoding);
|
|
834
|
|
835 try
|
|
836 {
|
|
837 return boost::locale::conv::from_utf<char>(source, encoding);
|
|
838 }
|
|
839 catch (std::runtime_error&)
|
|
840 {
|
|
841 // Bad input string or bad encoding
|
|
842 return ConvertToAscii(source);
|
|
843 }
|
|
844 }
|
|
845
|
|
846
|
|
847 std::string Toolbox::ConvertToAscii(const std::string& source)
|
|
848 {
|
|
849 std::string result;
|
|
850
|
|
851 result.reserve(source.size() + 1);
|
|
852 for (size_t i = 0; i < source.size(); i++)
|
|
853 {
|
|
854 if (source[i] <= 127 && source[i] >= 0 && !iscntrl(source[i]))
|
|
855 {
|
|
856 result.push_back(source[i]);
|
|
857 }
|
|
858 }
|
|
859
|
|
860 return result;
|
|
861 }
|
|
862
|
|
863
|
|
864 void Toolbox::ComputeSHA1(std::string& result,
|
|
865 const void* data,
|
|
866 size_t size)
|
|
867 {
|
|
868 boost::uuids::detail::sha1 sha1;
|
|
869
|
|
870 if (size > 0)
|
|
871 {
|
|
872 sha1.process_bytes(data, size);
|
|
873 }
|
|
874
|
|
875 unsigned int digest[5];
|
|
876
|
|
877 // Sanity check for the memory layout: A SHA-1 digest is 160 bits wide
|
|
878 assert(sizeof(unsigned int) == 4 && sizeof(digest) == (160 / 8));
|
|
879
|
|
880 sha1.get_digest(digest);
|
|
881
|
|
882 result.resize(8 * 5 + 4);
|
|
883 sprintf(&result[0], "%08x-%08x-%08x-%08x-%08x",
|
|
884 digest[0],
|
|
885 digest[1],
|
|
886 digest[2],
|
|
887 digest[3],
|
|
888 digest[4]);
|
|
889 }
|
|
890
|
|
891 void Toolbox::ComputeSHA1(std::string& result,
|
|
892 const std::string& data)
|
|
893 {
|
|
894 if (data.size() > 0)
|
|
895 {
|
|
896 ComputeSHA1(result, data.c_str(), data.size());
|
|
897 }
|
|
898 else
|
|
899 {
|
|
900 ComputeSHA1(result, NULL, 0);
|
|
901 }
|
|
902 }
|
|
903
|
|
904
|
|
905 bool Toolbox::IsSHA1(const char* str,
|
|
906 size_t size)
|
|
907 {
|
|
908 if (size == 0)
|
|
909 {
|
|
910 return false;
|
|
911 }
|
|
912
|
|
913 const char* start = str;
|
|
914 const char* end = str + size;
|
|
915
|
|
916 // Trim the beginning of the string
|
|
917 while (start < end)
|
|
918 {
|
|
919 if (*start == '\0' ||
|
|
920 isspace(*start))
|
|
921 {
|
|
922 start++;
|
|
923 }
|
|
924 else
|
|
925 {
|
|
926 break;
|
|
927 }
|
|
928 }
|
|
929
|
|
930 // Trim the trailing of the string
|
|
931 while (start < end)
|
|
932 {
|
|
933 if (*(end - 1) == '\0' ||
|
|
934 isspace(*(end - 1)))
|
|
935 {
|
|
936 end--;
|
|
937 }
|
|
938 else
|
|
939 {
|
|
940 break;
|
|
941 }
|
|
942 }
|
|
943
|
|
944 if (end - start != 44)
|
|
945 {
|
|
946 return false;
|
|
947 }
|
|
948
|
|
949 for (unsigned int i = 0; i < 44; i++)
|
|
950 {
|
|
951 if (i == 8 ||
|
|
952 i == 17 ||
|
|
953 i == 26 ||
|
|
954 i == 35)
|
|
955 {
|
|
956 if (start[i] != '-')
|
|
957 return false;
|
|
958 }
|
|
959 else
|
|
960 {
|
|
961 if (!isalnum(start[i]))
|
|
962 return false;
|
|
963 }
|
|
964 }
|
|
965
|
|
966 return true;
|
|
967 }
|
|
968
|
|
969
|
|
970 bool Toolbox::IsSHA1(const std::string& s)
|
|
971 {
|
|
972 if (s.size() == 0)
|
|
973 {
|
|
974 return false;
|
|
975 }
|
|
976 else
|
|
977 {
|
|
978 return IsSHA1(s.c_str(), s.size());
|
|
979 }
|
|
980 }
|
|
981
|
|
982
|
|
983 #if BOOST_HAS_DATE_TIME == 1
|
|
984 std::string Toolbox::GetNowIsoString()
|
|
985 {
|
|
986 boost::posix_time::ptime now = boost::posix_time::second_clock::local_time();
|
|
987 return boost::posix_time::to_iso_string(now);
|
|
988 }
|
|
989
|
|
990 void Toolbox::GetNowDicom(std::string& date,
|
|
991 std::string& time)
|
|
992 {
|
|
993 boost::posix_time::ptime now = boost::posix_time::second_clock::local_time();
|
|
994 tm tm = boost::posix_time::to_tm(now);
|
|
995
|
|
996 char s[32];
|
|
997 sprintf(s, "%04d%02d%02d", tm.tm_year + 1900, tm.tm_mon + 1, tm.tm_mday);
|
|
998 date.assign(s);
|
|
999
|
|
1000 // TODO milliseconds
|
|
1001 sprintf(s, "%02d%02d%02d.%06d", tm.tm_hour, tm.tm_min, tm.tm_sec, 0);
|
|
1002 time.assign(s);
|
|
1003 }
|
|
1004 #endif
|
|
1005
|
|
1006
|
|
1007 std::string Toolbox::StripSpaces(const std::string& source)
|
|
1008 {
|
|
1009 size_t first = 0;
|
|
1010
|
|
1011 while (first < source.length() &&
|
|
1012 isspace(source[first]))
|
|
1013 {
|
|
1014 first++;
|
|
1015 }
|
|
1016
|
|
1017 if (first == source.length())
|
|
1018 {
|
|
1019 // String containing only spaces
|
|
1020 return "";
|
|
1021 }
|
|
1022
|
|
1023 size_t last = source.length();
|
|
1024 while (last > first &&
|
|
1025 isspace(source[last - 1]))
|
|
1026 {
|
|
1027 last--;
|
|
1028 }
|
|
1029
|
|
1030 assert(first <= last);
|
|
1031 return source.substr(first, last - first);
|
|
1032 }
|
|
1033
|
|
1034
|
|
1035 static char Hex2Dec(char c)
|
|
1036 {
|
|
1037 return ((c >= '0' && c <= '9') ? c - '0' :
|
|
1038 ((c >= 'a' && c <= 'f') ? c - 'a' + 10 : c - 'A' + 10));
|
|
1039 }
|
|
1040
|
|
1041 void Toolbox::UrlDecode(std::string& s)
|
|
1042 {
|
|
1043 // http://en.wikipedia.org/wiki/Percent-encoding
|
|
1044 // http://www.w3schools.com/tags/ref_urlencode.asp
|
|
1045 // http://stackoverflow.com/questions/154536/encode-decode-urls-in-c
|
|
1046
|
|
1047 if (s.size() == 0)
|
|
1048 {
|
|
1049 return;
|
|
1050 }
|
|
1051
|
|
1052 size_t source = 0;
|
|
1053 size_t target = 0;
|
|
1054
|
|
1055 while (source < s.size())
|
|
1056 {
|
|
1057 if (s[source] == '%' &&
|
|
1058 source + 2 < s.size() &&
|
|
1059 isalnum(s[source + 1]) &&
|
|
1060 isalnum(s[source + 2]))
|
|
1061 {
|
|
1062 s[target] = (Hex2Dec(s[source + 1]) << 4) | Hex2Dec(s[source + 2]);
|
|
1063 source += 3;
|
|
1064 target += 1;
|
|
1065 }
|
|
1066 else
|
|
1067 {
|
|
1068 if (s[source] == '+')
|
|
1069 s[target] = ' ';
|
|
1070 else
|
|
1071 s[target] = s[source];
|
|
1072
|
|
1073 source++;
|
|
1074 target++;
|
|
1075 }
|
|
1076 }
|
|
1077
|
|
1078 s.resize(target);
|
|
1079 }
|
|
1080
|
|
1081
|
|
1082 Endianness Toolbox::DetectEndianness()
|
|
1083 {
|
|
1084 // http://sourceforge.net/p/predef/wiki/Endianness/
|
|
1085
|
|
1086 uint8_t buffer[4];
|
|
1087
|
|
1088 buffer[0] = 0x00;
|
|
1089 buffer[1] = 0x01;
|
|
1090 buffer[2] = 0x02;
|
|
1091 buffer[3] = 0x03;
|
|
1092
|
|
1093 switch (*((uint32_t *)buffer))
|
|
1094 {
|
|
1095 case 0x00010203:
|
|
1096 return Endianness_Big;
|
|
1097
|
|
1098 case 0x03020100:
|
|
1099 return Endianness_Little;
|
|
1100
|
|
1101 default:
|
|
1102 throw OrthancException(ErrorCode_NotImplemented);
|
|
1103 }
|
|
1104 }
|
|
1105
|
|
1106
|
|
1107 #if BOOST_HAS_REGEX == 1
|
|
1108 std::string Toolbox::WildcardToRegularExpression(const std::string& source)
|
|
1109 {
|
|
1110 // TODO - Speed up this with a regular expression
|
|
1111
|
|
1112 std::string result = source;
|
|
1113
|
|
1114 // Escape all special characters
|
|
1115 boost::replace_all(result, "\\", "\\\\");
|
|
1116 boost::replace_all(result, "^", "\\^");
|
|
1117 boost::replace_all(result, ".", "\\.");
|
|
1118 boost::replace_all(result, "$", "\\$");
|
|
1119 boost::replace_all(result, "|", "\\|");
|
|
1120 boost::replace_all(result, "(", "\\(");
|
|
1121 boost::replace_all(result, ")", "\\)");
|
|
1122 boost::replace_all(result, "[", "\\[");
|
|
1123 boost::replace_all(result, "]", "\\]");
|
|
1124 boost::replace_all(result, "+", "\\+");
|
|
1125 boost::replace_all(result, "/", "\\/");
|
|
1126 boost::replace_all(result, "{", "\\{");
|
|
1127 boost::replace_all(result, "}", "\\}");
|
|
1128
|
|
1129 // Convert wildcards '*' and '?' to their regex equivalents
|
|
1130 boost::replace_all(result, "?", ".");
|
|
1131 boost::replace_all(result, "*", ".*");
|
|
1132
|
|
1133 return result;
|
|
1134 }
|
|
1135 #endif
|
|
1136
|
|
1137
|
|
1138
|
|
1139 void Toolbox::TokenizeString(std::vector<std::string>& result,
|
|
1140 const std::string& value,
|
|
1141 char separator)
|
|
1142 {
|
|
1143 result.clear();
|
|
1144
|
|
1145 std::string currentItem;
|
|
1146
|
|
1147 for (size_t i = 0; i < value.size(); i++)
|
|
1148 {
|
|
1149 if (value[i] == separator)
|
|
1150 {
|
|
1151 result.push_back(currentItem);
|
|
1152 currentItem.clear();
|
|
1153 }
|
|
1154 else
|
|
1155 {
|
|
1156 currentItem.push_back(value[i]);
|
|
1157 }
|
|
1158 }
|
|
1159
|
|
1160 result.push_back(currentItem);
|
|
1161 }
|
|
1162
|
|
1163
|
|
1164 #if !defined(ORTHANC_SANDBOXED) || ORTHANC_SANDBOXED != 1
|
|
1165 void Toolbox::MakeDirectory(const std::string& path)
|
|
1166 {
|
|
1167 if (boost::filesystem::exists(path))
|
|
1168 {
|
|
1169 if (!boost::filesystem::is_directory(path))
|
|
1170 {
|
|
1171 throw OrthancException(ErrorCode_DirectoryOverFile);
|
|
1172 }
|
|
1173 }
|
|
1174 else
|
|
1175 {
|
|
1176 if (!boost::filesystem::create_directories(path))
|
|
1177 {
|
|
1178 throw OrthancException(ErrorCode_MakeDirectory);
|
|
1179 }
|
|
1180 }
|
|
1181 }
|
|
1182 #endif
|
|
1183
|
|
1184
|
|
1185 #if !defined(ORTHANC_SANDBOXED) || ORTHANC_SANDBOXED != 1
|
|
1186 bool Toolbox::IsExistingFile(const std::string& path)
|
|
1187 {
|
|
1188 return boost::filesystem::exists(path);
|
|
1189 }
|
|
1190 #endif
|
|
1191
|
|
1192
|
|
1193 #if ORTHANC_PUGIXML_ENABLED == 1
|
|
1194 class ChunkedBufferWriter : public pugi::xml_writer
|
|
1195 {
|
|
1196 private:
|
|
1197 ChunkedBuffer buffer_;
|
|
1198
|
|
1199 public:
|
|
1200 virtual void write(const void *data, size_t size)
|
|
1201 {
|
|
1202 if (size > 0)
|
|
1203 {
|
|
1204 buffer_.AddChunk(reinterpret_cast<const char*>(data), size);
|
|
1205 }
|
|
1206 }
|
|
1207
|
|
1208 void Flatten(std::string& s)
|
|
1209 {
|
|
1210 buffer_.Flatten(s);
|
|
1211 }
|
|
1212 };
|
|
1213
|
|
1214
|
|
1215 static void JsonToXmlInternal(pugi::xml_node& target,
|
|
1216 const Json::Value& source,
|
|
1217 const std::string& arrayElement)
|
|
1218 {
|
|
1219 // http://jsoncpp.sourceforge.net/value_8h_source.html#l00030
|
|
1220
|
|
1221 switch (source.type())
|
|
1222 {
|
|
1223 case Json::nullValue:
|
|
1224 {
|
|
1225 target.append_child(pugi::node_pcdata).set_value("null");
|
|
1226 break;
|
|
1227 }
|
|
1228
|
|
1229 case Json::intValue:
|
|
1230 {
|
|
1231 std::string s = boost::lexical_cast<std::string>(source.asInt());
|
|
1232 target.append_child(pugi::node_pcdata).set_value(s.c_str());
|
|
1233 break;
|
|
1234 }
|
|
1235
|
|
1236 case Json::uintValue:
|
|
1237 {
|
|
1238 std::string s = boost::lexical_cast<std::string>(source.asUInt());
|
|
1239 target.append_child(pugi::node_pcdata).set_value(s.c_str());
|
|
1240 break;
|
|
1241 }
|
|
1242
|
|
1243 case Json::realValue:
|
|
1244 {
|
|
1245 std::string s = boost::lexical_cast<std::string>(source.asFloat());
|
|
1246 target.append_child(pugi::node_pcdata).set_value(s.c_str());
|
|
1247 break;
|
|
1248 }
|
|
1249
|
|
1250 case Json::stringValue:
|
|
1251 {
|
|
1252 target.append_child(pugi::node_pcdata).set_value(source.asString().c_str());
|
|
1253 break;
|
|
1254 }
|
|
1255
|
|
1256 case Json::booleanValue:
|
|
1257 {
|
|
1258 target.append_child(pugi::node_pcdata).set_value(source.asBool() ? "true" : "false");
|
|
1259 break;
|
|
1260 }
|
|
1261
|
|
1262 case Json::arrayValue:
|
|
1263 {
|
|
1264 for (Json::Value::ArrayIndex i = 0; i < source.size(); i++)
|
|
1265 {
|
|
1266 pugi::xml_node node = target.append_child();
|
|
1267 node.set_name(arrayElement.c_str());
|
|
1268 JsonToXmlInternal(node, source[i], arrayElement);
|
|
1269 }
|
|
1270 break;
|
|
1271 }
|
|
1272
|
|
1273 case Json::objectValue:
|
|
1274 {
|
|
1275 Json::Value::Members members = source.getMemberNames();
|
|
1276
|
|
1277 for (size_t i = 0; i < members.size(); i++)
|
|
1278 {
|
|
1279 pugi::xml_node node = target.append_child();
|
|
1280 node.set_name(members[i].c_str());
|
|
1281 JsonToXmlInternal(node, source[members[i]], arrayElement);
|
|
1282 }
|
|
1283
|
|
1284 break;
|
|
1285 }
|
|
1286
|
|
1287 default:
|
|
1288 throw OrthancException(ErrorCode_NotImplemented);
|
|
1289 }
|
|
1290 }
|
|
1291
|
|
1292
|
|
1293 void Toolbox::JsonToXml(std::string& target,
|
|
1294 const Json::Value& source,
|
|
1295 const std::string& rootElement,
|
|
1296 const std::string& arrayElement)
|
|
1297 {
|
|
1298 pugi::xml_document doc;
|
|
1299
|
|
1300 pugi::xml_node n = doc.append_child(rootElement.c_str());
|
|
1301 JsonToXmlInternal(n, source, arrayElement);
|
|
1302
|
|
1303 pugi::xml_node decl = doc.prepend_child(pugi::node_declaration);
|
|
1304 decl.append_attribute("version").set_value("1.0");
|
|
1305 decl.append_attribute("encoding").set_value("utf-8");
|
|
1306
|
|
1307 ChunkedBufferWriter writer;
|
|
1308 doc.save(writer, " ", pugi::format_default, pugi::encoding_utf8);
|
|
1309 writer.Flatten(target);
|
|
1310 }
|
|
1311
|
|
1312 #endif
|
|
1313
|
|
1314
|
|
1315 #if !defined(ORTHANC_SANDBOXED) || ORTHANC_SANDBOXED != 1
|
|
1316 void Toolbox::ExecuteSystemCommand(const std::string& command,
|
|
1317 const std::vector<std::string>& arguments)
|
|
1318 {
|
|
1319 // Convert the arguments as a C array
|
|
1320 std::vector<char*> args(arguments.size() + 2);
|
|
1321
|
|
1322 args.front() = const_cast<char*>(command.c_str());
|
|
1323
|
|
1324 for (size_t i = 0; i < arguments.size(); i++)
|
|
1325 {
|
|
1326 args[i + 1] = const_cast<char*>(arguments[i].c_str());
|
|
1327 }
|
|
1328
|
|
1329 args.back() = NULL;
|
|
1330
|
|
1331 int status;
|
|
1332
|
|
1333 #if defined(_WIN32)
|
|
1334 // http://msdn.microsoft.com/en-us/library/275khfab.aspx
|
|
1335 status = static_cast<int>(_spawnvp(_P_OVERLAY, command.c_str(), &args[0]));
|
|
1336
|
|
1337 #else
|
|
1338 int pid = fork();
|
|
1339
|
|
1340 if (pid == -1)
|
|
1341 {
|
|
1342 // Error in fork()
|
|
1343 #if ORTHANC_ENABLE_LOGGING == 1
|
|
1344 LOG(ERROR) << "Cannot fork a child process";
|
|
1345 #endif
|
|
1346
|
|
1347 throw OrthancException(ErrorCode_SystemCommand);
|
|
1348 }
|
|
1349 else if (pid == 0)
|
|
1350 {
|
|
1351 // Execute the system command in the child process
|
|
1352 execvp(command.c_str(), &args[0]);
|
|
1353
|
|
1354 // We should never get here
|
|
1355 _exit(1);
|
|
1356 }
|
|
1357 else
|
|
1358 {
|
|
1359 // Wait for the system command to exit
|
|
1360 waitpid(pid, &status, 0);
|
|
1361 }
|
|
1362 #endif
|
|
1363
|
|
1364 if (status != 0)
|
|
1365 {
|
|
1366 #if ORTHANC_ENABLE_LOGGING == 1
|
|
1367 LOG(ERROR) << "System command failed with status code " << status;
|
|
1368 #endif
|
|
1369
|
|
1370 throw OrthancException(ErrorCode_SystemCommand);
|
|
1371 }
|
|
1372 }
|
|
1373 #endif
|
|
1374
|
|
1375
|
|
1376 bool Toolbox::IsInteger(const std::string& str)
|
|
1377 {
|
|
1378 std::string s = StripSpaces(str);
|
|
1379
|
|
1380 if (s.size() == 0)
|
|
1381 {
|
|
1382 return false;
|
|
1383 }
|
|
1384
|
|
1385 size_t pos = 0;
|
|
1386 if (s[0] == '-')
|
|
1387 {
|
|
1388 if (s.size() == 1)
|
|
1389 {
|
|
1390 return false;
|
|
1391 }
|
|
1392
|
|
1393 pos = 1;
|
|
1394 }
|
|
1395
|
|
1396 while (pos < s.size())
|
|
1397 {
|
|
1398 if (!isdigit(s[pos]))
|
|
1399 {
|
|
1400 return false;
|
|
1401 }
|
|
1402
|
|
1403 pos++;
|
|
1404 }
|
|
1405
|
|
1406 return true;
|
|
1407 }
|
|
1408
|
|
1409
|
|
1410 void Toolbox::CopyJsonWithoutComments(Json::Value& target,
|
|
1411 const Json::Value& source)
|
|
1412 {
|
|
1413 switch (source.type())
|
|
1414 {
|
|
1415 case Json::nullValue:
|
|
1416 target = Json::nullValue;
|
|
1417 break;
|
|
1418
|
|
1419 case Json::intValue:
|
|
1420 target = source.asInt64();
|
|
1421 break;
|
|
1422
|
|
1423 case Json::uintValue:
|
|
1424 target = source.asUInt64();
|
|
1425 break;
|
|
1426
|
|
1427 case Json::realValue:
|
|
1428 target = source.asDouble();
|
|
1429 break;
|
|
1430
|
|
1431 case Json::stringValue:
|
|
1432 target = source.asString();
|
|
1433 break;
|
|
1434
|
|
1435 case Json::booleanValue:
|
|
1436 target = source.asBool();
|
|
1437 break;
|
|
1438
|
|
1439 case Json::arrayValue:
|
|
1440 {
|
|
1441 target = Json::arrayValue;
|
|
1442 for (Json::Value::ArrayIndex i = 0; i < source.size(); i++)
|
|
1443 {
|
|
1444 Json::Value& item = target.append(Json::nullValue);
|
|
1445 CopyJsonWithoutComments(item, source[i]);
|
|
1446 }
|
|
1447
|
|
1448 break;
|
|
1449 }
|
|
1450
|
|
1451 case Json::objectValue:
|
|
1452 {
|
|
1453 target = Json::objectValue;
|
|
1454 Json::Value::Members members = source.getMemberNames();
|
|
1455 for (Json::Value::ArrayIndex i = 0; i < members.size(); i++)
|
|
1456 {
|
|
1457 const std::string item = members[i];
|
|
1458 CopyJsonWithoutComments(target[item], source[item]);
|
|
1459 }
|
|
1460
|
|
1461 break;
|
|
1462 }
|
|
1463
|
|
1464 default:
|
|
1465 break;
|
|
1466 }
|
|
1467 }
|
|
1468
|
|
1469
|
|
1470 bool Toolbox::StartsWith(const std::string& str,
|
|
1471 const std::string& prefix)
|
|
1472 {
|
|
1473 if (str.size() < prefix.size())
|
|
1474 {
|
|
1475 return false;
|
|
1476 }
|
|
1477 else
|
|
1478 {
|
|
1479 return str.compare(0, prefix.size(), prefix) == 0;
|
|
1480 }
|
|
1481 }
|
|
1482
|
|
1483
|
|
1484 int Toolbox::GetProcessId()
|
|
1485 {
|
|
1486 #if defined(_WIN32)
|
|
1487 return static_cast<int>(_getpid());
|
|
1488 #else
|
|
1489 return static_cast<int>(getpid());
|
|
1490 #endif
|
|
1491 }
|
|
1492
|
|
1493
|
|
1494 #if !defined(ORTHANC_SANDBOXED) || ORTHANC_SANDBOXED != 1
|
|
1495 bool Toolbox::IsRegularFile(const std::string& path)
|
|
1496 {
|
|
1497 namespace fs = boost::filesystem;
|
|
1498
|
|
1499 try
|
|
1500 {
|
|
1501 if (fs::exists(path))
|
|
1502 {
|
|
1503 fs::file_status status = fs::status(path);
|
|
1504 return (status.type() == boost::filesystem::regular_file ||
|
|
1505 status.type() == boost::filesystem::reparse_file); // Fix BitBucket issue #11
|
|
1506 }
|
|
1507 }
|
|
1508 catch (fs::filesystem_error&)
|
|
1509 {
|
|
1510 }
|
|
1511
|
|
1512 return false;
|
|
1513 }
|
|
1514 #endif
|
|
1515
|
|
1516
|
|
1517 FILE* Toolbox::OpenFile(const std::string& path,
|
|
1518 FileMode mode)
|
|
1519 {
|
|
1520 #if defined(_WIN32)
|
|
1521 // TODO Deal with special characters by converting to the current locale
|
|
1522 #endif
|
|
1523
|
|
1524 const char* m;
|
|
1525 switch (mode)
|
|
1526 {
|
|
1527 case FileMode_ReadBinary:
|
|
1528 m = "rb";
|
|
1529 break;
|
|
1530
|
|
1531 case FileMode_WriteBinary:
|
|
1532 m = "wb";
|
|
1533 break;
|
|
1534
|
|
1535 default:
|
|
1536 throw OrthancException(ErrorCode_ParameterOutOfRange);
|
|
1537 }
|
|
1538
|
|
1539 return fopen(path.c_str(), m);
|
|
1540 }
|
|
1541
|
|
1542
|
|
1543
|
|
1544 static bool IsUnreservedCharacter(char c)
|
|
1545 {
|
|
1546 // This function checks whether "c" is an unserved character
|
|
1547 // wrt. an URI percent-encoding
|
|
1548 // https://en.wikipedia.org/wiki/Percent-encoding#Percent-encoding%5Fin%5Fa%5FURI
|
|
1549
|
|
1550 return ((c >= 'A' && c <= 'Z') ||
|
|
1551 (c >= 'a' && c <= 'z') ||
|
|
1552 (c >= '0' && c <= '9') ||
|
|
1553 c == '-' ||
|
|
1554 c == '_' ||
|
|
1555 c == '.' ||
|
|
1556 c == '~');
|
|
1557 }
|
|
1558
|
|
1559 void Toolbox::UriEncode(std::string& target,
|
|
1560 const std::string& source)
|
|
1561 {
|
|
1562 // Estimate the length of the percent-encoded URI
|
|
1563 size_t length = 0;
|
|
1564
|
|
1565 for (size_t i = 0; i < source.size(); i++)
|
|
1566 {
|
|
1567 if (IsUnreservedCharacter(source[i]))
|
|
1568 {
|
|
1569 length += 1;
|
|
1570 }
|
|
1571 else
|
|
1572 {
|
|
1573 // This character must be percent-encoded
|
|
1574 length += 3;
|
|
1575 }
|
|
1576 }
|
|
1577
|
|
1578 target.clear();
|
|
1579 target.reserve(length);
|
|
1580
|
|
1581 for (size_t i = 0; i < source.size(); i++)
|
|
1582 {
|
|
1583 if (IsUnreservedCharacter(source[i]))
|
|
1584 {
|
|
1585 target.push_back(source[i]);
|
|
1586 }
|
|
1587 else
|
|
1588 {
|
|
1589 // This character must be percent-encoded
|
|
1590 uint8_t byte = static_cast<uint8_t>(source[i]);
|
|
1591 uint8_t a = byte >> 4;
|
|
1592 uint8_t b = byte & 0x0f;
|
|
1593
|
|
1594 target.push_back('%');
|
|
1595 target.push_back(a < 10 ? a + '0' : a - 10 + 'A');
|
|
1596 target.push_back(b < 10 ? b + '0' : b - 10 + 'A');
|
|
1597 }
|
|
1598 }
|
|
1599 }
|
|
1600
|
|
1601
|
|
1602 static bool HasField(const Json::Value& json,
|
|
1603 const std::string& key,
|
|
1604 Json::ValueType expectedType)
|
|
1605 {
|
|
1606 if (json.type() != Json::objectValue ||
|
|
1607 !json.isMember(key))
|
|
1608 {
|
|
1609 return false;
|
|
1610 }
|
|
1611 else if (json[key].type() == expectedType)
|
|
1612 {
|
|
1613 return true;
|
|
1614 }
|
|
1615 else
|
|
1616 {
|
|
1617 throw OrthancException(ErrorCode_BadParameterType);
|
|
1618 }
|
|
1619 }
|
|
1620
|
|
1621
|
|
1622 std::string Toolbox::GetJsonStringField(const Json::Value& json,
|
|
1623 const std::string& key,
|
|
1624 const std::string& defaultValue)
|
|
1625 {
|
|
1626 if (HasField(json, key, Json::stringValue))
|
|
1627 {
|
|
1628 return json[key].asString();
|
|
1629 }
|
|
1630 else
|
|
1631 {
|
|
1632 return defaultValue;
|
|
1633 }
|
|
1634 }
|
|
1635
|
|
1636
|
|
1637 bool Toolbox::GetJsonBooleanField(const ::Json::Value& json,
|
|
1638 const std::string& key,
|
|
1639 bool defaultValue)
|
|
1640 {
|
|
1641 if (HasField(json, key, Json::booleanValue))
|
|
1642 {
|
|
1643 return json[key].asBool();
|
|
1644 }
|
|
1645 else
|
|
1646 {
|
|
1647 return defaultValue;
|
|
1648 }
|
|
1649 }
|
|
1650
|
|
1651
|
|
1652 int Toolbox::GetJsonIntegerField(const ::Json::Value& json,
|
|
1653 const std::string& key,
|
|
1654 int defaultValue)
|
|
1655 {
|
|
1656 if (HasField(json, key, Json::intValue))
|
|
1657 {
|
|
1658 return json[key].asInt();
|
|
1659 }
|
|
1660 else
|
|
1661 {
|
|
1662 return defaultValue;
|
|
1663 }
|
|
1664 }
|
|
1665
|
|
1666
|
|
1667 unsigned int Toolbox::GetJsonUnsignedIntegerField(const ::Json::Value& json,
|
|
1668 const std::string& key,
|
|
1669 unsigned int defaultValue)
|
|
1670 {
|
|
1671 int v = GetJsonIntegerField(json, key, defaultValue);
|
|
1672
|
|
1673 if (v < 0)
|
|
1674 {
|
|
1675 throw OrthancException(ErrorCode_ParameterOutOfRange);
|
|
1676 }
|
|
1677 else
|
|
1678 {
|
|
1679 return static_cast<unsigned int>(v);
|
|
1680 }
|
|
1681 }
|
|
1682 }
|