Mercurial > hg > orthanc
annotate Core/Toolbox.cpp @ 731:be0dadf5b3d4
syntax
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Tue, 25 Feb 2014 15:31:07 +0100 |
| parents | 203157cb4fde |
| children | 8cfc6119a5bd ecedd89055db ac8f68cbdbb6 |
| rev | line source |
|---|---|
| 0 | 1 /** |
| 59 | 2 * Orthanc - A Lightweight, RESTful DICOM Store |
| 689 | 3 * Copyright (C) 2012-2014 Medical Physics Department, CHU of Liege, |
| 0 | 4 * Belgium |
| 5 * | |
| 6 * This program is free software: you can redistribute it and/or | |
| 7 * modify it under the terms of the GNU General Public License as | |
| 8 * published by the Free Software Foundation, either version 3 of the | |
| 9 * License, or (at your option) any later version. | |
| 136 | 10 * |
| 11 * In addition, as a special exception, the copyright holders of this | |
| 12 * program give permission to link the code of its release with the | |
| 13 * OpenSSL project's "OpenSSL" library (or with modified versions of it | |
| 14 * that use the same license as the "OpenSSL" library), and distribute | |
| 15 * the linked executables. You must obey the GNU General Public License | |
| 16 * in all respects for all of the code used other than "OpenSSL". If you | |
| 17 * modify file(s) with this exception, you may extend this exception to | |
| 18 * your version of the file(s), but you are not obligated to do so. If | |
| 19 * you do not wish to do so, delete this exception statement from your | |
| 20 * version. If you delete this exception statement from all source files | |
| 21 * in the program, then also delete it here. | |
| 0 | 22 * |
| 23 * This program is distributed in the hope that it will be useful, but | |
| 24 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 25 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 26 * General Public License for more details. | |
| 27 * | |
| 28 * You should have received a copy of the GNU General Public License | |
| 29 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 30 **/ | |
| 31 | |
| 32 | |
| 33 #include "Toolbox.h" | |
| 34 | |
| 59 | 35 #include "OrthancException.h" |
| 0 | 36 |
| 453 | 37 #include <stdint.h> |
| 0 | 38 #include <string.h> |
| 39 #include <boost/filesystem.hpp> | |
| 40 #include <boost/filesystem/fstream.hpp> | |
|
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41 #include <boost/date_time/posix_time/posix_time.hpp> |
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42 #include <boost/uuid/sha1.hpp> |
| 0 | 43 #include <algorithm> |
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44 #include <ctype.h> |
| 608 | 45 #include <boost/regex.hpp> |
| 0 | 46 |
| 47 #if defined(_WIN32) | |
| 48 #include <windows.h> | |
| 49 #endif | |
| 50 | |
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51 #if defined(__APPLE__) && defined(__MACH__) |
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52 #include <mach-o/dyld.h> /* _NSGetExecutablePath */ |
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53 #include <limits.h> /* PATH_MAX */ |
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54 #endif |
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55 |
| 0 | 56 #if defined(__linux) |
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57 #include <limits.h> /* PATH_MAX */ |
| 10 | 58 #include <signal.h> |
| 0 | 59 #include <unistd.h> |
| 60 #endif | |
| 61 | |
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62 #if BOOST_HAS_LOCALE == 1 |
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63 #include <boost/locale.hpp> |
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64 #else |
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65 #include <iconv.h> |
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66 #endif |
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67 |
| 22 | 68 #include "../Resources/md5/md5.h" |
| 24 | 69 #include "../Resources/base64/base64.h" |
| 0 | 70 |
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71 |
| 570 | 72 #ifdef _MSC_VER |
| 73 // Patch for the missing "_strtoll" symbol when compiling with Visual Studio | |
| 74 extern "C" | |
| 75 { | |
| 76 int64_t _strtoi64(const char *nptr, char **endptr, int base); | |
| 77 int64_t strtoll(const char *nptr, char **endptr, int base) | |
| 78 { | |
| 79 return _strtoi64(nptr, endptr, base); | |
| 80 } | |
| 81 } | |
| 568 | 82 #endif |
| 83 | |
| 84 | |
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85 #if BOOST_HAS_LOCALE == 0 |
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86 namespace |
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87 { |
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88 class IconvRabi |
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89 { |
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90 private: |
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91 iconv_t context_; |
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92 |
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93 public: |
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94 IconvRabi(const char* tocode, const char* fromcode) |
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95 { |
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96 context_ = iconv_open(tocode, fromcode); |
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97 if (!context_) |
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98 { |
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99 throw Orthanc::OrthancException("Unknown code page"); |
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100 } |
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101 } |
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102 |
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103 ~IconvRabi() |
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104 { |
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105 iconv_close(context_); |
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106 } |
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107 |
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108 std::string Convert(const std::string& source) |
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109 { |
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110 if (source.size() == 0) |
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111 { |
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112 return ""; |
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113 } |
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114 |
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115 std::string result; |
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116 char* sourcePos = const_cast<char*>(&source[0]); |
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117 size_t sourceLeft = source.size(); |
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118 |
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119 std::vector<char> storage(source.size() + 10); |
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120 |
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121 while (sourceLeft > 0) |
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122 { |
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123 char* tmp = &storage[0]; |
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124 size_t outputLeft = storage.size(); |
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125 size_t err = iconv(context_, &sourcePos, &sourceLeft, &tmp, &outputLeft); |
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126 if (err < 0) |
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127 { |
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128 throw Orthanc::OrthancException("Bad character in sequence"); |
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129 } |
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130 |
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131 size_t count = storage.size() - outputLeft; |
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132 result += std::string(&storage[0], count); |
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133 } |
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134 |
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135 return result; |
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136 } |
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137 }; |
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138 } |
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139 #endif |
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140 |
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141 |
| 59 | 142 namespace Orthanc |
| 0 | 143 { |
| 144 static bool finish; | |
| 145 | |
| 10 | 146 #if defined(_WIN32) |
| 22 | 147 static BOOL WINAPI ConsoleControlHandler(DWORD dwCtrlType) |
| 148 { | |
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149 // http://msdn.microsoft.com/en-us/library/ms683242(v=vs.85).aspx |
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150 finish = true; |
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151 return true; |
| 22 | 152 } |
| 153 #else | |
| 0 | 154 static void SignalHandler(int) |
| 155 { | |
| 156 finish = true; | |
| 157 } | |
| 22 | 158 #endif |
| 0 | 159 |
| 160 void Toolbox::USleep(uint64_t microSeconds) | |
| 161 { | |
| 162 #if defined(_WIN32) | |
| 8 | 163 ::Sleep(static_cast<DWORD>(microSeconds / static_cast<uint64_t>(1000))); |
| 0 | 164 #elif defined(__linux) |
| 165 usleep(microSeconds); | |
| 166 #else | |
| 167 #error Support your platform here | |
| 168 #endif | |
| 169 } | |
| 170 | |
| 171 | |
| 172 void Toolbox::ServerBarrier() | |
| 173 { | |
| 10 | 174 #if defined(_WIN32) |
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175 SetConsoleCtrlHandler(ConsoleControlHandler, true); |
| 10 | 176 #else |
| 0 | 177 signal(SIGINT, SignalHandler); |
| 178 signal(SIGQUIT, SignalHandler); | |
| 686 | 179 signal(SIGTERM, SignalHandler); |
| 0 | 180 #endif |
| 181 | |
| 182 finish = false; | |
| 183 while (!finish) | |
| 184 { | |
| 185 USleep(100000); | |
| 186 } | |
| 187 | |
| 10 | 188 #if defined(_WIN32) |
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189 SetConsoleCtrlHandler(ConsoleControlHandler, false); |
| 10 | 190 #else |
| 0 | 191 signal(SIGINT, NULL); |
| 192 signal(SIGQUIT, NULL); | |
| 686 | 193 signal(SIGTERM, NULL); |
| 0 | 194 #endif |
| 195 } | |
| 196 | |
| 197 | |
| 198 | |
| 199 void Toolbox::ToUpperCase(std::string& s) | |
| 200 { | |
| 201 std::transform(s.begin(), s.end(), s.begin(), toupper); | |
| 202 } | |
| 203 | |
| 204 | |
| 205 void Toolbox::ToLowerCase(std::string& s) | |
| 206 { | |
| 207 std::transform(s.begin(), s.end(), s.begin(), tolower); | |
| 208 } | |
| 209 | |
| 210 | |
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211 void Toolbox::ToUpperCase(std::string& result, |
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212 const std::string& source) |
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213 { |
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214 result = source; |
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215 ToUpperCase(result); |
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216 } |
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217 |
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218 void Toolbox::ToLowerCase(std::string& result, |
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219 const std::string& source) |
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220 { |
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221 result = source; |
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222 ToLowerCase(result); |
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223 } |
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224 |
| 0 | 225 |
| 226 void Toolbox::ReadFile(std::string& content, | |
| 227 const std::string& path) | |
| 228 { | |
| 229 boost::filesystem::ifstream f; | |
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230 f.open(path, std::ifstream::in | std::ifstream::binary); |
| 0 | 231 if (!f.good()) |
| 232 { | |
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233 throw OrthancException(ErrorCode_InexistentFile); |
| 0 | 234 } |
| 235 | |
| 236 // http://www.cplusplus.com/reference/iostream/istream/tellg/ | |
| 237 f.seekg(0, std::ios::end); | |
| 238 std::streamsize size = f.tellg(); | |
| 239 f.seekg(0, std::ios::beg); | |
| 240 | |
| 241 content.resize(size); | |
| 242 if (size != 0) | |
| 243 { | |
| 244 f.read(reinterpret_cast<char*>(&content[0]), size); | |
| 245 } | |
| 246 | |
| 247 f.close(); | |
| 248 } | |
| 249 | |
| 250 | |
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251 void Toolbox::WriteFile(const std::string& content, |
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252 const std::string& path) |
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253 { |
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254 boost::filesystem::ofstream f; |
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255 f.open(path, std::ofstream::binary); |
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256 if (!f.good()) |
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257 { |
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258 throw OrthancException(ErrorCode_CannotWriteFile); |
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259 } |
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260 |
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261 if (content.size() != 0) |
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262 { |
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263 f.write(content.c_str(), content.size()); |
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264 } |
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265 |
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266 f.close(); |
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267 } |
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268 |
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269 |
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270 |
| 0 | 271 void Toolbox::RemoveFile(const std::string& path) |
| 272 { | |
| 273 if (boost::filesystem::exists(path)) | |
| 274 { | |
| 275 if (boost::filesystem::is_regular_file(path)) | |
| 276 boost::filesystem::remove(path); | |
| 277 else | |
| 59 | 278 throw OrthancException("The path is not a regular file: " + path); |
| 0 | 279 } |
| 280 } | |
| 281 | |
| 282 | |
| 283 | |
| 284 void Toolbox::SplitUriComponents(UriComponents& components, | |
| 285 const std::string& uri) | |
| 286 { | |
| 287 static const char URI_SEPARATOR = '/'; | |
| 288 | |
| 289 components.clear(); | |
| 290 | |
| 291 if (uri.size() == 0 || | |
| 292 uri[0] != URI_SEPARATOR) | |
| 293 { | |
| 59 | 294 throw OrthancException(ErrorCode_UriSyntax); |
| 0 | 295 } |
| 296 | |
| 297 // Count the number of slashes in the URI to make an assumption | |
| 298 // about the number of components in the URI | |
| 299 unsigned int estimatedSize = 0; | |
| 300 for (unsigned int i = 0; i < uri.size(); i++) | |
| 301 { | |
| 302 if (uri[i] == URI_SEPARATOR) | |
| 303 estimatedSize++; | |
| 304 } | |
| 305 | |
| 306 components.reserve(estimatedSize - 1); | |
| 307 | |
| 308 unsigned int start = 1; | |
| 309 unsigned int end = 1; | |
| 310 while (end < uri.size()) | |
| 311 { | |
| 312 // This is the loop invariant | |
| 313 assert(uri[start - 1] == '/' && (end >= start)); | |
| 314 | |
| 315 if (uri[end] == '/') | |
| 316 { | |
| 317 components.push_back(std::string(&uri[start], end - start)); | |
| 318 end++; | |
| 319 start = end; | |
| 320 } | |
| 321 else | |
| 322 { | |
| 323 end++; | |
| 324 } | |
| 325 } | |
| 326 | |
| 327 if (start < uri.size()) | |
| 328 { | |
| 329 components.push_back(std::string(&uri[start], end - start)); | |
| 330 } | |
| 207 | 331 |
| 332 for (size_t i = 0; i < components.size(); i++) | |
| 333 { | |
| 334 if (components[i].size() == 0) | |
| 335 { | |
| 336 // Empty component, as in: "/coucou//e" | |
| 337 throw OrthancException(ErrorCode_UriSyntax); | |
| 338 } | |
| 339 } | |
| 0 | 340 } |
| 341 | |
| 342 | |
| 343 bool Toolbox::IsChildUri(const UriComponents& baseUri, | |
| 344 const UriComponents& testedUri) | |
| 345 { | |
| 346 if (testedUri.size() < baseUri.size()) | |
| 347 { | |
| 348 return false; | |
| 349 } | |
| 350 | |
| 351 for (size_t i = 0; i < baseUri.size(); i++) | |
| 352 { | |
| 353 if (baseUri[i] != testedUri[i]) | |
| 354 return false; | |
| 355 } | |
| 356 | |
| 357 return true; | |
| 358 } | |
| 359 | |
| 360 | |
| 361 std::string Toolbox::AutodetectMimeType(const std::string& path) | |
| 362 { | |
| 363 std::string contentType; | |
| 364 size_t lastDot = path.rfind('.'); | |
| 365 size_t lastSlash = path.rfind('/'); | |
| 366 | |
| 367 if (lastDot == std::string::npos || | |
| 368 (lastSlash != std::string::npos && lastDot < lastSlash)) | |
| 369 { | |
| 370 // No trailing dot, unable to detect the content type | |
| 371 } | |
| 372 else | |
| 373 { | |
| 374 const char* extension = &path[lastDot + 1]; | |
| 375 | |
| 376 // http://en.wikipedia.org/wiki/Mime_types | |
| 377 // Text types | |
| 378 if (!strcmp(extension, "txt")) | |
| 379 contentType = "text/plain"; | |
| 380 else if (!strcmp(extension, "html")) | |
| 381 contentType = "text/html"; | |
| 382 else if (!strcmp(extension, "xml")) | |
| 383 contentType = "text/xml"; | |
| 384 else if (!strcmp(extension, "css")) | |
| 385 contentType = "text/css"; | |
| 386 | |
| 387 // Application types | |
| 388 else if (!strcmp(extension, "js")) | |
| 389 contentType = "application/javascript"; | |
| 390 else if (!strcmp(extension, "json")) | |
| 391 contentType = "application/json"; | |
| 392 else if (!strcmp(extension, "pdf")) | |
| 393 contentType = "application/pdf"; | |
| 394 | |
| 395 // Images types | |
| 396 else if (!strcmp(extension, "jpg") || !strcmp(extension, "jpeg")) | |
| 397 contentType = "image/jpeg"; | |
| 398 else if (!strcmp(extension, "gif")) | |
| 399 contentType = "image/gif"; | |
| 400 else if (!strcmp(extension, "png")) | |
| 401 contentType = "image/png"; | |
| 402 } | |
| 403 | |
| 404 return contentType; | |
| 405 } | |
| 406 | |
| 407 | |
| 408 std::string Toolbox::FlattenUri(const UriComponents& components, | |
| 409 size_t fromLevel) | |
| 410 { | |
| 411 if (components.size() <= fromLevel) | |
| 412 { | |
| 413 return "/"; | |
| 414 } | |
| 415 else | |
| 416 { | |
| 417 std::string r; | |
| 418 | |
| 419 for (size_t i = fromLevel; i < components.size(); i++) | |
| 420 { | |
| 421 r += "/" + components[i]; | |
| 422 } | |
| 423 | |
| 424 return r; | |
| 425 } | |
| 426 } | |
| 427 | |
| 428 | |
| 429 | |
| 430 uint64_t Toolbox::GetFileSize(const std::string& path) | |
| 431 { | |
| 432 try | |
| 433 { | |
| 434 return static_cast<uint64_t>(boost::filesystem::file_size(path)); | |
| 435 } | |
| 436 catch (boost::filesystem::filesystem_error) | |
| 437 { | |
| 59 | 438 throw OrthancException(ErrorCode_InexistentFile); |
| 0 | 439 } |
| 440 } | |
| 22 | 441 |
| 442 | |
| 443 static char GetHexadecimalCharacter(uint8_t value) | |
| 444 { | |
| 445 assert(value < 16); | |
| 446 | |
| 447 if (value < 10) | |
| 448 return value + '0'; | |
| 449 else | |
| 450 return (value - 10) + 'a'; | |
| 451 } | |
| 452 | |
| 23 | 453 |
| 22 | 454 void Toolbox::ComputeMD5(std::string& result, |
| 455 const std::string& data) | |
| 456 { | |
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457 if (data.size() > 0) |
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458 { |
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459 ComputeMD5(result, &data[0], data.size()); |
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460 } |
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461 else |
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462 { |
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463 ComputeMD5(result, NULL, 0); |
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464 } |
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465 } |
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466 |
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467 |
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468 void Toolbox::ComputeMD5(std::string& result, |
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469 const void* data, |
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470 size_t length) |
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471 { |
| 22 | 472 md5_state_s state; |
| 473 md5_init(&state); | |
| 474 | |
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475 if (length > 0) |
| 22 | 476 { |
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477 md5_append(&state, |
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478 reinterpret_cast<const md5_byte_t*>(data), |
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479 static_cast<int>(length)); |
| 22 | 480 } |
| 481 | |
| 482 md5_byte_t actualHash[16]; | |
| 483 md5_finish(&state, actualHash); | |
| 484 | |
| 485 result.resize(32); | |
| 486 for (unsigned int i = 0; i < 16; i++) | |
| 487 { | |
| 488 result[2 * i] = GetHexadecimalCharacter(actualHash[i] / 16); | |
| 489 result[2 * i + 1] = GetHexadecimalCharacter(actualHash[i] % 16); | |
| 490 } | |
| 491 } | |
| 24 | 492 |
| 493 | |
| 494 std::string Toolbox::EncodeBase64(const std::string& data) | |
| 495 { | |
| 86 | 496 return base64_encode(data); |
| 24 | 497 } |
| 498 | |
| 365 | 499 std::string Toolbox::DecodeBase64(const std::string& data) |
| 500 { | |
| 501 return base64_decode(data); | |
| 502 } | |
| 503 | |
|
87
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504 |
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505 #if defined(_WIN32) |
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506 std::string Toolbox::GetPathToExecutable() |
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507 { |
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508 // Yes, this is ugly, but there is no simple way to get the |
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509 // required buffer size, so we use a big constant |
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510 std::vector<char> buffer(32768); |
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511 /*int bytes =*/ GetModuleFileNameA(NULL, &buffer[0], static_cast<DWORD>(buffer.size() - 1)); |
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512 return std::string(&buffer[0]); |
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513 } |
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514 |
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515 #elif defined(__linux) |
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516 std::string Toolbox::GetPathToExecutable() |
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517 { |
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518 std::vector<char> buffer(PATH_MAX + 1); |
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519 ssize_t bytes = readlink("/proc/self/exe", &buffer[0], buffer.size() - 1); |
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520 if (bytes == 0) |
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521 { |
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522 throw OrthancException("Unable to get the path to the executable"); |
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523 } |
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524 |
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525 return std::string(&buffer[0]); |
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526 } |
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527 |
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528 #elif defined(__APPLE__) && defined(__MACH__) |
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529 std::string Toolbox::GetPathToExecutable() |
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530 { |
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531 char pathbuf[PATH_MAX + 1]; |
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532 unsigned int bufsize = static_cast<int>(sizeof(pathbuf)); |
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533 |
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534 _NSGetExecutablePath( pathbuf, &bufsize); |
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535 |
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536 return std::string(pathbuf); |
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537 } |
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538 |
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539 #else |
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540 #error Support your platform here |
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541 #endif |
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542 |
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543 |
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544 std::string Toolbox::GetDirectoryOfExecutable() |
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545 { |
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546 boost::filesystem::path p(GetPathToExecutable()); |
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547 return p.parent_path().string(); |
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548 } |
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549 |
|
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550 |
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551 std::string Toolbox::ConvertToUtf8(const std::string& source, |
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552 const char* fromEncoding) |
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553 { |
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554 #if BOOST_HAS_LOCALE == 1 |
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555 try |
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556 { |
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557 return boost::locale::conv::to_utf<char>(source, fromEncoding); |
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558 } |
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559 catch (std::runtime_error&) |
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560 { |
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561 // Bad input string or bad encoding |
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562 return ConvertToAscii(source); |
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563 } |
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564 #else |
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565 IconvRabi iconv("UTF-8", fromEncoding); |
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566 try |
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567 { |
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568 return iconv.Convert(source); |
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569 } |
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570 catch (OrthancException) |
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571 { |
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572 return ConvertToAscii(source); |
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573 } |
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574 #endif |
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575 } |
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576 |
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577 |
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578 std::string Toolbox::ConvertToAscii(const std::string& source) |
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579 { |
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580 std::string result; |
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581 |
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582 result.reserve(source.size()); |
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583 for (size_t i = 0; i < source.size(); i++) |
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584 { |
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585 if (source[i] < 128 && source[i] >= 0 && !iscntrl(source[i])) |
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586 { |
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587 result.push_back(source[i]); |
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588 } |
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589 } |
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590 |
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591 return result; |
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592 } |
| 177 | 593 |
| 594 void Toolbox::ComputeSHA1(std::string& result, | |
| 595 const std::string& data) | |
| 596 { | |
|
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597 boost::uuids::detail::sha1 sha1; |
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598 |
| 177 | 599 if (data.size() > 0) |
| 600 { | |
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601 sha1.process_bytes(&data[0], data.size()); |
| 177 | 602 } |
| 603 | |
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604 unsigned int digest[5]; |
| 177 | 605 |
| 606 // Sanity check for the memory layout: A SHA-1 digest is 160 bits wide | |
|
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607 assert(sizeof(unsigned int) == 4 && sizeof(digest) == (160 / 8)); |
| 177 | 608 |
|
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609 sha1.get_digest(digest); |
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610 |
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611 result.resize(8 * 5 + 4); |
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612 sprintf(&result[0], "%08x-%08x-%08x-%08x-%08x", |
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613 digest[0], |
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614 digest[1], |
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615 digest[2], |
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616 digest[3], |
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617 digest[4]); |
| 177 | 618 } |
| 619 | |
| 402 | 620 bool Toolbox::IsSHA1(const std::string& str) |
| 621 { | |
| 622 if (str.size() != 44) | |
| 623 { | |
| 624 return false; | |
| 625 } | |
| 626 | |
| 627 for (unsigned int i = 0; i < 44; i++) | |
| 628 { | |
| 629 if (i == 8 || | |
| 630 i == 17 || | |
| 631 i == 26 || | |
| 632 i == 35) | |
| 633 { | |
| 634 if (str[i] != '-') | |
| 635 return false; | |
| 636 } | |
| 637 else | |
| 638 { | |
| 639 if (!isalnum(str[i])) | |
| 640 return false; | |
| 641 } | |
| 642 } | |
| 643 | |
| 644 return true; | |
| 645 } | |
| 646 | |
|
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647 std::string Toolbox::GetNowIsoString() |
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648 { |
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649 boost::posix_time::ptime now = boost::posix_time::second_clock::local_time(); |
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650 return boost::posix_time::to_iso_string(now); |
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651 } |
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652 |
|
247
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653 std::string Toolbox::StripSpaces(const std::string& source) |
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654 { |
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655 size_t first = 0; |
| 177 | 656 |
|
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657 while (first < source.length() && |
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658 isspace(source[first])) |
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659 { |
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660 first++; |
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661 } |
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662 |
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663 if (first == source.length()) |
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664 { |
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665 // String containing only spaces |
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666 return ""; |
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667 } |
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668 |
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669 size_t last = source.length(); |
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670 while (last > first && |
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671 isspace(source[last - 1])) |
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672 { |
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673 last--; |
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674 } |
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675 |
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676 assert(first <= last); |
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677 return source.substr(first, last - first); |
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678 } |
| 336 | 679 |
| 680 | |
| 337 | 681 static char Hex2Dec(char c) |
| 336 | 682 { |
| 683 return ((c >= '0' && c <= '9') ? c - '0' : | |
| 684 ((c >= 'a' && c <= 'f') ? c - 'a' + 10 : c - 'A' + 10)); | |
| 685 } | |
| 686 | |
| 687 void Toolbox::UrlDecode(std::string& s) | |
| 688 { | |
| 689 // http://en.wikipedia.org/wiki/Percent-encoding | |
| 690 // http://www.w3schools.com/tags/ref_urlencode.asp | |
| 691 // http://stackoverflow.com/questions/154536/encode-decode-urls-in-c | |
| 692 | |
| 693 if (s.size() == 0) | |
| 694 { | |
| 695 return; | |
| 696 } | |
| 697 | |
| 698 size_t source = 0; | |
| 699 size_t target = 0; | |
| 700 | |
| 701 while (source < s.size()) | |
| 702 { | |
| 703 if (s[source] == '%' && | |
| 704 source + 2 < s.size() && | |
| 705 isalnum(s[source + 1]) && | |
| 706 isalnum(s[source + 2])) | |
| 707 { | |
| 708 s[target] = (Hex2Dec(s[source + 1]) << 4) | Hex2Dec(s[source + 2]); | |
| 709 source += 3; | |
| 710 target += 1; | |
| 711 } | |
| 712 else | |
| 713 { | |
| 714 if (s[source] == '+') | |
| 715 s[target] = ' '; | |
| 716 else | |
| 717 s[target] = s[source]; | |
| 718 | |
| 719 source++; | |
| 720 target++; | |
| 721 } | |
| 722 } | |
| 723 | |
| 724 s.resize(target); | |
| 725 } | |
| 453 | 726 |
| 727 | |
| 728 Endianness Toolbox::DetectEndianness() | |
| 729 { | |
| 730 // http://sourceforge.net/p/predef/wiki/Endianness/ | |
| 731 | |
| 732 uint8_t buffer[4]; | |
| 733 | |
| 734 buffer[0] = 0x00; | |
| 735 buffer[1] = 0x01; | |
| 736 buffer[2] = 0x02; | |
| 737 buffer[3] = 0x03; | |
| 738 | |
| 739 switch (*((uint32_t *)buffer)) | |
| 740 { | |
| 741 case 0x00010203: | |
| 742 return Endianness_Big; | |
| 743 | |
| 744 case 0x03020100: | |
| 745 return Endianness_Little; | |
| 746 | |
| 747 default: | |
| 748 throw OrthancException(ErrorCode_NotImplemented); | |
| 749 } | |
| 750 } | |
| 608 | 751 |
| 752 | |
| 753 std::string Toolbox::WildcardToRegularExpression(const std::string& source) | |
| 754 { | |
| 755 // TODO - Speed up this with a regular expression | |
| 756 | |
| 757 std::string result = source; | |
| 758 | |
| 759 // Escape all special characters | |
| 760 boost::replace_all(result, "\\", "\\\\"); | |
| 761 boost::replace_all(result, "^", "\\^"); | |
| 762 boost::replace_all(result, ".", "\\."); | |
| 763 boost::replace_all(result, "$", "\\$"); | |
| 764 boost::replace_all(result, "|", "\\|"); | |
| 765 boost::replace_all(result, "(", "\\("); | |
| 766 boost::replace_all(result, ")", "\\)"); | |
| 767 boost::replace_all(result, "[", "\\["); | |
| 768 boost::replace_all(result, "]", "\\]"); | |
| 769 boost::replace_all(result, "+", "\\+"); | |
| 770 boost::replace_all(result, "/", "\\/"); | |
| 771 boost::replace_all(result, "{", "\\{"); | |
| 772 boost::replace_all(result, "}", "\\}"); | |
| 773 | |
| 774 // Convert wildcards '*' and '?' to their regex equivalents | |
| 775 boost::replace_all(result, "?", "."); | |
| 776 boost::replace_all(result, "*", ".*"); | |
| 777 | |
| 778 return result; | |
| 779 } | |
| 780 | |
| 781 | |
| 782 | |
| 783 void Toolbox::TokenizeString(std::vector<std::string>& result, | |
| 784 const std::string& value, | |
| 785 char separator) | |
| 786 { | |
| 787 result.clear(); | |
| 788 | |
| 789 std::string currentItem; | |
| 790 | |
| 791 for (size_t i = 0; i < value.size(); i++) | |
| 792 { | |
| 793 if (value[i] == separator) | |
| 794 { | |
| 795 result.push_back(currentItem); | |
| 796 currentItem.clear(); | |
| 797 } | |
| 798 else | |
| 799 { | |
| 800 currentItem.push_back(value[i]); | |
| 801 } | |
| 802 } | |
| 803 | |
| 804 result.push_back(currentItem); | |
| 805 } | |
| 0 | 806 } |
| 608 | 807 |