Mercurial > hg > orthanc-webviewer
annotate Orthanc/Core/Toolbox.cpp @ 145:d850500b8ca6
sync
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Tue, 08 Nov 2016 10:15:05 +0100 |
parents | 9362080e5e3d |
children | 4217644ac904 |
rev | line source |
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78 | 1 /** |
2 * Orthanc - A Lightweight, RESTful DICOM Store | |
122 | 3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics |
78 | 4 * Department, University Hospital of Liege, 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. | |
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. | |
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 "PrecompiledHeaders.h" | |
34 #include "Toolbox.h" | |
35 | |
36 #include "OrthancException.h" | |
37 #include "Logging.h" | |
38 | |
39 #include <string> | |
40 #include <stdint.h> | |
41 #include <string.h> | |
42 #include <boost/filesystem.hpp> | |
43 #include <boost/filesystem/fstream.hpp> | |
44 #include <boost/uuid/sha1.hpp> | |
45 #include <boost/lexical_cast.hpp> | |
46 #include <algorithm> | |
47 #include <ctype.h> | |
48 | |
49 #if BOOST_HAS_DATE_TIME == 1 | |
50 #include <boost/date_time/posix_time/posix_time.hpp> | |
51 #endif | |
52 | |
53 #if BOOST_HAS_REGEX == 1 | |
54 #include <boost/regex.hpp> | |
55 #endif | |
56 | |
57 #if defined(_WIN32) | |
58 #include <windows.h> | |
59 #include <process.h> // For "_spawnvp()" and "_getpid()" | |
60 #else | |
61 #include <unistd.h> // For "execvp()" | |
62 #include <sys/wait.h> // For "waitpid()" | |
63 #endif | |
64 | |
65 #if defined(__APPLE__) && defined(__MACH__) | |
66 #include <mach-o/dyld.h> /* _NSGetExecutablePath */ | |
67 #include <limits.h> /* PATH_MAX */ | |
68 #endif | |
69 | |
128
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70 #if defined(__linux__) || defined(__FreeBSD_kernel__) || defined(__FreeBSD__) |
78 | 71 #include <limits.h> /* PATH_MAX */ |
72 #include <signal.h> | |
73 #include <unistd.h> | |
74 #endif | |
75 | |
76 #if BOOST_HAS_LOCALE != 1 | |
77 #error Since version 0.7.6, Orthanc entirely relies on boost::locale | |
78 #endif | |
79 | |
80 #include <boost/locale.hpp> | |
81 | |
82 | |
83 #if !defined(ORTHANC_ENABLE_MD5) || ORTHANC_ENABLE_MD5 == 1 | |
84 #include "../Resources/ThirdParty/md5/md5.h" | |
85 #endif | |
86 | |
87 | |
88 #if !defined(ORTHANC_ENABLE_BASE64) || ORTHANC_ENABLE_BASE64 == 1 | |
89 #include "../Resources/ThirdParty/base64/base64.h" | |
90 #endif | |
91 | |
92 | |
93 #if defined(_MSC_VER) && (_MSC_VER < 1800) | |
94 // Patch for the missing "_strtoll" symbol when compiling with Visual Studio < 2013 | |
95 extern "C" | |
96 { | |
97 int64_t _strtoi64(const char *nptr, char **endptr, int base); | |
98 int64_t strtoll(const char *nptr, char **endptr, int base) | |
99 { | |
100 return _strtoi64(nptr, endptr, base); | |
101 } | |
102 } | |
103 #endif | |
104 | |
105 | |
106 #if ORTHANC_PUGIXML_ENABLED == 1 | |
107 #include "ChunkedBuffer.h" | |
108 #include <pugixml.hpp> | |
109 #endif | |
110 | |
111 | |
112 namespace Orthanc | |
113 { | |
145 | 114 void Toolbox::USleep(uint64_t microSeconds) |
115 { | |
116 #if defined(_WIN32) | |
117 ::Sleep(static_cast<DWORD>(microSeconds / static_cast<uint64_t>(1000))); | |
118 #elif defined(__linux__) || defined(__APPLE__) || defined(__FreeBSD_kernel__) || defined(__FreeBSD__) || defined(__native_client__) | |
119 usleep(microSeconds); | |
120 #else | |
121 #error Support your platform here | |
122 #endif | |
123 } | |
124 | |
125 | |
141 | 126 #if !defined(ORTHANC_SANDBOXED) || ORTHANC_SANDBOXED != 1 |
134 | 127 static bool finish_; |
128 static ServerBarrierEvent barrierEvent_; | |
78 | 129 |
130 #if defined(_WIN32) | |
131 static BOOL WINAPI ConsoleControlHandler(DWORD dwCtrlType) | |
132 { | |
133 // http://msdn.microsoft.com/en-us/library/ms683242(v=vs.85).aspx | |
134 | 134 finish_ = true; |
78 | 135 return true; |
136 } | |
137 #else | |
134 | 138 static void SignalHandler(int signal) |
78 | 139 { |
134 | 140 if (signal == SIGHUP) |
141 { | |
142 barrierEvent_ = ServerBarrierEvent_Reload; | |
143 } | |
144 | |
145 finish_ = true; | |
78 | 146 } |
147 #endif | |
148 | |
125 | 149 |
134 | 150 static ServerBarrierEvent ServerBarrierInternal(const bool* stopFlag) |
78 | 151 { |
152 #if defined(_WIN32) | |
153 SetConsoleCtrlHandler(ConsoleControlHandler, true); | |
154 #else | |
155 signal(SIGINT, SignalHandler); | |
156 signal(SIGQUIT, SignalHandler); | |
157 signal(SIGTERM, SignalHandler); | |
134 | 158 signal(SIGHUP, SignalHandler); |
78 | 159 #endif |
160 | |
161 // Active loop that awakens every 100ms | |
134 | 162 finish_ = false; |
163 barrierEvent_ = ServerBarrierEvent_Stop; | |
164 while (!(*stopFlag || finish_)) | |
78 | 165 { |
166 Toolbox::USleep(100 * 1000); | |
167 } | |
168 | |
169 #if defined(_WIN32) | |
170 SetConsoleCtrlHandler(ConsoleControlHandler, false); | |
171 #else | |
172 signal(SIGINT, NULL); | |
173 signal(SIGQUIT, NULL); | |
174 signal(SIGTERM, NULL); | |
134 | 175 signal(SIGHUP, NULL); |
78 | 176 #endif |
134 | 177 |
178 return barrierEvent_; | |
78 | 179 } |
180 | |
181 | |
134 | 182 ServerBarrierEvent Toolbox::ServerBarrier(const bool& stopFlag) |
78 | 183 { |
134 | 184 return ServerBarrierInternal(&stopFlag); |
78 | 185 } |
186 | |
134 | 187 ServerBarrierEvent Toolbox::ServerBarrier() |
78 | 188 { |
189 const bool stopFlag = false; | |
134 | 190 return ServerBarrierInternal(&stopFlag); |
78 | 191 } |
141 | 192 #endif /* ORTHANC_SANDBOXED */ |
78 | 193 |
194 | |
195 void Toolbox::ToUpperCase(std::string& s) | |
196 { | |
197 std::transform(s.begin(), s.end(), s.begin(), toupper); | |
198 } | |
199 | |
200 | |
201 void Toolbox::ToLowerCase(std::string& s) | |
202 { | |
203 std::transform(s.begin(), s.end(), s.begin(), tolower); | |
204 } | |
205 | |
206 | |
207 void Toolbox::ToUpperCase(std::string& result, | |
208 const std::string& source) | |
209 { | |
210 result = source; | |
211 ToUpperCase(result); | |
212 } | |
213 | |
214 void Toolbox::ToLowerCase(std::string& result, | |
215 const std::string& source) | |
216 { | |
217 result = source; | |
218 ToLowerCase(result); | |
219 } | |
220 | |
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 |
141 | 233 #if !defined(ORTHANC_SANDBOXED) || ORTHANC_SANDBOXED != 1 |
78 | 234 void Toolbox::ReadFile(std::string& content, |
235 const std::string& path) | |
236 { | |
125 | 237 if (!IsRegularFile(path)) |
78 | 238 { |
89 | 239 LOG(ERROR) << std::string("The path does not point to a regular file: ") << path; |
78 | 240 throw OrthancException(ErrorCode_RegularFileExpected); |
241 } | |
242 | |
243 boost::filesystem::ifstream f; | |
244 f.open(path, std::ifstream::in | std::ifstream::binary); | |
245 if (!f.good()) | |
246 { | |
247 throw OrthancException(ErrorCode_InexistentFile); | |
248 } | |
249 | |
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250 std::streamsize size = GetStreamSize(f); |
78 | 251 content.resize(size); |
252 if (size != 0) | |
253 { | |
254 f.read(reinterpret_cast<char*>(&content[0]), size); | |
255 } | |
256 | |
257 f.close(); | |
258 } | |
141 | 259 #endif |
78 | 260 |
261 | |
141 | 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 } |
141 | 306 #endif |
128
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307 |
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308 |
141 | 309 #if !defined(ORTHANC_SANDBOXED) || ORTHANC_SANDBOXED != 1 |
78 | 310 void Toolbox::WriteFile(const void* content, |
311 size_t size, | |
312 const std::string& path) | |
313 { | |
314 boost::filesystem::ofstream f; | |
145 | 315 f.open(path, std::ofstream::out | std::ofstream::binary); |
78 | 316 if (!f.good()) |
317 { | |
318 throw OrthancException(ErrorCode_CannotWriteFile); | |
319 } | |
320 | |
321 if (size != 0) | |
322 { | |
323 f.write(reinterpret_cast<const char*>(content), size); | |
145 | 324 |
325 if (!f.good()) | |
326 { | |
327 f.close(); | |
328 throw OrthancException(ErrorCode_FileStorageCannotWrite); | |
329 } | |
78 | 330 } |
331 | |
332 f.close(); | |
333 } | |
141 | 334 #endif |
78 | 335 |
336 | |
141 | 337 #if !defined(ORTHANC_SANDBOXED) || ORTHANC_SANDBOXED != 1 |
78 | 338 void Toolbox::WriteFile(const std::string& content, |
339 const std::string& path) | |
340 { | |
341 WriteFile(content.size() > 0 ? content.c_str() : NULL, | |
342 content.size(), path); | |
343 } | |
141 | 344 #endif |
78 | 345 |
346 | |
141 | 347 #if !defined(ORTHANC_SANDBOXED) || ORTHANC_SANDBOXED != 1 |
78 | 348 void Toolbox::RemoveFile(const std::string& path) |
349 { | |
350 if (boost::filesystem::exists(path)) | |
351 { | |
125 | 352 if (IsRegularFile(path)) |
78 | 353 { |
354 boost::filesystem::remove(path); | |
355 } | |
356 else | |
357 { | |
358 throw OrthancException(ErrorCode_RegularFileExpected); | |
359 } | |
360 } | |
361 } | |
141 | 362 #endif |
78 | 363 |
364 | |
365 void Toolbox::SplitUriComponents(UriComponents& components, | |
366 const std::string& uri) | |
367 { | |
368 static const char URI_SEPARATOR = '/'; | |
369 | |
370 components.clear(); | |
371 | |
372 if (uri.size() == 0 || | |
373 uri[0] != URI_SEPARATOR) | |
374 { | |
375 throw OrthancException(ErrorCode_UriSyntax); | |
376 } | |
377 | |
378 // Count the number of slashes in the URI to make an assumption | |
379 // about the number of components in the URI | |
380 unsigned int estimatedSize = 0; | |
381 for (unsigned int i = 0; i < uri.size(); i++) | |
382 { | |
383 if (uri[i] == URI_SEPARATOR) | |
384 estimatedSize++; | |
385 } | |
386 | |
387 components.reserve(estimatedSize - 1); | |
388 | |
389 unsigned int start = 1; | |
390 unsigned int end = 1; | |
391 while (end < uri.size()) | |
392 { | |
393 // This is the loop invariant | |
394 assert(uri[start - 1] == '/' && (end >= start)); | |
395 | |
396 if (uri[end] == '/') | |
397 { | |
398 components.push_back(std::string(&uri[start], end - start)); | |
399 end++; | |
400 start = end; | |
401 } | |
402 else | |
403 { | |
404 end++; | |
405 } | |
406 } | |
407 | |
408 if (start < uri.size()) | |
409 { | |
410 components.push_back(std::string(&uri[start], end - start)); | |
411 } | |
412 | |
413 for (size_t i = 0; i < components.size(); i++) | |
414 { | |
415 if (components[i].size() == 0) | |
416 { | |
417 // Empty component, as in: "/coucou//e" | |
418 throw OrthancException(ErrorCode_UriSyntax); | |
419 } | |
420 } | |
421 } | |
422 | |
423 | |
424 void Toolbox::TruncateUri(UriComponents& target, | |
425 const UriComponents& source, | |
426 size_t fromLevel) | |
427 { | |
428 target.clear(); | |
429 | |
430 if (source.size() > fromLevel) | |
431 { | |
432 target.resize(source.size() - fromLevel); | |
433 | |
434 size_t j = 0; | |
435 for (size_t i = fromLevel; i < source.size(); i++, j++) | |
436 { | |
437 target[j] = source[i]; | |
438 } | |
439 | |
440 assert(j == target.size()); | |
441 } | |
442 } | |
443 | |
444 | |
445 | |
446 bool Toolbox::IsChildUri(const UriComponents& baseUri, | |
447 const UriComponents& testedUri) | |
448 { | |
449 if (testedUri.size() < baseUri.size()) | |
450 { | |
451 return false; | |
452 } | |
453 | |
454 for (size_t i = 0; i < baseUri.size(); i++) | |
455 { | |
456 if (baseUri[i] != testedUri[i]) | |
457 return false; | |
458 } | |
459 | |
460 return true; | |
461 } | |
462 | |
463 | |
464 std::string Toolbox::AutodetectMimeType(const std::string& path) | |
465 { | |
466 std::string contentType; | |
467 size_t lastDot = path.rfind('.'); | |
468 size_t lastSlash = path.rfind('/'); | |
469 | |
470 if (lastDot == std::string::npos || | |
471 (lastSlash != std::string::npos && lastDot < lastSlash)) | |
472 { | |
473 // No trailing dot, unable to detect the content type | |
474 } | |
475 else | |
476 { | |
477 const char* extension = &path[lastDot + 1]; | |
478 | |
479 // http://en.wikipedia.org/wiki/Mime_types | |
480 // Text types | |
481 if (!strcmp(extension, "txt")) | |
482 contentType = "text/plain"; | |
483 else if (!strcmp(extension, "html")) | |
484 contentType = "text/html"; | |
485 else if (!strcmp(extension, "xml")) | |
486 contentType = "text/xml"; | |
487 else if (!strcmp(extension, "css")) | |
488 contentType = "text/css"; | |
489 | |
490 // Application types | |
491 else if (!strcmp(extension, "js")) | |
492 contentType = "application/javascript"; | |
493 else if (!strcmp(extension, "json")) | |
494 contentType = "application/json"; | |
495 else if (!strcmp(extension, "pdf")) | |
496 contentType = "application/pdf"; | |
497 | |
498 // Images types | |
499 else if (!strcmp(extension, "jpg") || !strcmp(extension, "jpeg")) | |
500 contentType = "image/jpeg"; | |
501 else if (!strcmp(extension, "gif")) | |
502 contentType = "image/gif"; | |
503 else if (!strcmp(extension, "png")) | |
504 contentType = "image/png"; | |
505 } | |
506 | |
507 return contentType; | |
508 } | |
509 | |
510 | |
511 std::string Toolbox::FlattenUri(const UriComponents& components, | |
512 size_t fromLevel) | |
513 { | |
514 if (components.size() <= fromLevel) | |
515 { | |
516 return "/"; | |
517 } | |
518 else | |
519 { | |
520 std::string r; | |
521 | |
522 for (size_t i = fromLevel; i < components.size(); i++) | |
523 { | |
524 r += "/" + components[i]; | |
525 } | |
526 | |
527 return r; | |
528 } | |
529 } | |
530 | |
531 | |
532 | |
141 | 533 #if !defined(ORTHANC_SANDBOXED) || ORTHANC_SANDBOXED != 1 |
78 | 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 } | |
141 | 545 #endif |
78 | 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) | |
82 | 554 { |
78 | 555 return value + '0'; |
82 | 556 } |
78 | 557 else |
82 | 558 { |
78 | 559 return (value - 10) + 'a'; |
82 | 560 } |
78 | 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, | |
90 | 580 size_t size) |
78 | 581 { |
582 md5_state_s state; | |
583 md5_init(&state); | |
584 | |
90 | 585 if (size > 0) |
78 | 586 { |
587 md5_append(&state, | |
588 reinterpret_cast<const md5_byte_t*>(data), | |
90 | 589 static_cast<int>(size)); |
78 | 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 { | |
82 | 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)); | |
78 | 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 { | |
129 | 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 | |
78 | 627 result = base64_decode(data); |
628 } | |
79 | 629 |
630 | |
631 # if BOOST_HAS_REGEX == 1 | |
129 | 632 bool Toolbox::DecodeDataUriScheme(std::string& mime, |
79 | 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]); | |
129 | 644 return true; |
79 | 645 } |
646 else | |
647 { | |
129 | 648 return false; |
79 | 649 } |
650 } | |
651 # endif | |
652 | |
90 | 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 | |
78 | 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 | |
128
e8cfda4c8a2f
Sync + support of JPEG2000 lossless images with YBR_RCT photometric interpretation
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
125
diff
changeset
|
675 #elif defined(__linux__) || defined(__FreeBSD_kernel__) || defined(__FreeBSD__) |
78 | 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 | |
141 | 699 #elif defined(ORTHANC_SANDBOXED) && ORTHANC_SANDBOXED == 1 |
700 // Sandboxed Orthanc, no access to the executable | |
701 | |
78 | 702 #else |
703 #error Support your platform here | |
704 #endif | |
705 | |
706 | |
141 | 707 #if !defined(ORTHANC_SANDBOXED) || ORTHANC_SANDBOXED != 1 |
78 | 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 } | |
141 | 720 #endif |
78 | 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 | |
145 | 847 bool Toolbox::IsAsciiString(const void* data, |
848 size_t size) | |
849 { | |
850 const uint8_t* p = reinterpret_cast<const uint8_t*>(data); | |
851 | |
852 for (size_t i = 0; i < size; i++, p++) | |
853 { | |
854 if (*p > 127 || (*p != 0 && iscntrl(*p))) | |
855 { | |
856 return false; | |
857 } | |
858 } | |
859 | |
860 return true; | |
861 } | |
862 | |
863 | |
78 | 864 std::string Toolbox::ConvertToAscii(const std::string& source) |
865 { | |
866 std::string result; | |
867 | |
868 result.reserve(source.size() + 1); | |
869 for (size_t i = 0; i < source.size(); i++) | |
870 { | |
871 if (source[i] <= 127 && source[i] >= 0 && !iscntrl(source[i])) | |
872 { | |
873 result.push_back(source[i]); | |
874 } | |
875 } | |
876 | |
877 return result; | |
878 } | |
879 | |
90 | 880 |
78 | 881 void Toolbox::ComputeSHA1(std::string& result, |
90 | 882 const void* data, |
883 size_t size) | |
78 | 884 { |
885 boost::uuids::detail::sha1 sha1; | |
886 | |
90 | 887 if (size > 0) |
78 | 888 { |
90 | 889 sha1.process_bytes(data, size); |
78 | 890 } |
891 | |
892 unsigned int digest[5]; | |
893 | |
894 // Sanity check for the memory layout: A SHA-1 digest is 160 bits wide | |
895 assert(sizeof(unsigned int) == 4 && sizeof(digest) == (160 / 8)); | |
896 | |
897 sha1.get_digest(digest); | |
898 | |
899 result.resize(8 * 5 + 4); | |
900 sprintf(&result[0], "%08x-%08x-%08x-%08x-%08x", | |
901 digest[0], | |
902 digest[1], | |
903 digest[2], | |
904 digest[3], | |
905 digest[4]); | |
906 } | |
907 | |
90 | 908 void Toolbox::ComputeSHA1(std::string& result, |
909 const std::string& data) | |
910 { | |
911 if (data.size() > 0) | |
912 { | |
913 ComputeSHA1(result, data.c_str(), data.size()); | |
914 } | |
915 else | |
916 { | |
917 ComputeSHA1(result, NULL, 0); | |
918 } | |
919 } | |
920 | |
921 | |
78 | 922 bool Toolbox::IsSHA1(const char* str, |
923 size_t size) | |
924 { | |
925 if (size == 0) | |
926 { | |
927 return false; | |
928 } | |
929 | |
930 const char* start = str; | |
931 const char* end = str + size; | |
932 | |
933 // Trim the beginning of the string | |
934 while (start < end) | |
935 { | |
936 if (*start == '\0' || | |
937 isspace(*start)) | |
938 { | |
939 start++; | |
940 } | |
941 else | |
942 { | |
943 break; | |
944 } | |
945 } | |
946 | |
947 // Trim the trailing of the string | |
948 while (start < end) | |
949 { | |
950 if (*(end - 1) == '\0' || | |
951 isspace(*(end - 1))) | |
952 { | |
953 end--; | |
954 } | |
955 else | |
956 { | |
957 break; | |
958 } | |
959 } | |
960 | |
961 if (end - start != 44) | |
962 { | |
963 return false; | |
964 } | |
965 | |
966 for (unsigned int i = 0; i < 44; i++) | |
967 { | |
968 if (i == 8 || | |
969 i == 17 || | |
970 i == 26 || | |
971 i == 35) | |
972 { | |
973 if (start[i] != '-') | |
974 return false; | |
975 } | |
976 else | |
977 { | |
978 if (!isalnum(start[i])) | |
979 return false; | |
980 } | |
981 } | |
982 | |
983 return true; | |
984 } | |
985 | |
986 | |
987 bool Toolbox::IsSHA1(const std::string& s) | |
988 { | |
989 if (s.size() == 0) | |
990 { | |
991 return false; | |
992 } | |
993 else | |
994 { | |
995 return IsSHA1(s.c_str(), s.size()); | |
996 } | |
997 } | |
998 | |
999 | |
1000 #if BOOST_HAS_DATE_TIME == 1 | |
1001 std::string Toolbox::GetNowIsoString() | |
1002 { | |
1003 boost::posix_time::ptime now = boost::posix_time::second_clock::local_time(); | |
1004 return boost::posix_time::to_iso_string(now); | |
1005 } | |
1006 | |
1007 void Toolbox::GetNowDicom(std::string& date, | |
1008 std::string& time) | |
1009 { | |
1010 boost::posix_time::ptime now = boost::posix_time::second_clock::local_time(); | |
1011 tm tm = boost::posix_time::to_tm(now); | |
1012 | |
1013 char s[32]; | |
1014 sprintf(s, "%04d%02d%02d", tm.tm_year + 1900, tm.tm_mon + 1, tm.tm_mday); | |
1015 date.assign(s); | |
1016 | |
1017 // TODO milliseconds | |
1018 sprintf(s, "%02d%02d%02d.%06d", tm.tm_hour, tm.tm_min, tm.tm_sec, 0); | |
1019 time.assign(s); | |
1020 } | |
1021 #endif | |
1022 | |
1023 | |
1024 std::string Toolbox::StripSpaces(const std::string& source) | |
1025 { | |
1026 size_t first = 0; | |
1027 | |
1028 while (first < source.length() && | |
1029 isspace(source[first])) | |
1030 { | |
1031 first++; | |
1032 } | |
1033 | |
1034 if (first == source.length()) | |
1035 { | |
1036 // String containing only spaces | |
1037 return ""; | |
1038 } | |
1039 | |
1040 size_t last = source.length(); | |
1041 while (last > first && | |
1042 isspace(source[last - 1])) | |
1043 { | |
1044 last--; | |
1045 } | |
1046 | |
1047 assert(first <= last); | |
1048 return source.substr(first, last - first); | |
1049 } | |
1050 | |
1051 | |
1052 static char Hex2Dec(char c) | |
1053 { | |
1054 return ((c >= '0' && c <= '9') ? c - '0' : | |
1055 ((c >= 'a' && c <= 'f') ? c - 'a' + 10 : c - 'A' + 10)); | |
1056 } | |
1057 | |
1058 void Toolbox::UrlDecode(std::string& s) | |
1059 { | |
1060 // http://en.wikipedia.org/wiki/Percent-encoding | |
1061 // http://www.w3schools.com/tags/ref_urlencode.asp | |
1062 // http://stackoverflow.com/questions/154536/encode-decode-urls-in-c | |
1063 | |
1064 if (s.size() == 0) | |
1065 { | |
1066 return; | |
1067 } | |
1068 | |
1069 size_t source = 0; | |
1070 size_t target = 0; | |
1071 | |
1072 while (source < s.size()) | |
1073 { | |
1074 if (s[source] == '%' && | |
1075 source + 2 < s.size() && | |
1076 isalnum(s[source + 1]) && | |
1077 isalnum(s[source + 2])) | |
1078 { | |
1079 s[target] = (Hex2Dec(s[source + 1]) << 4) | Hex2Dec(s[source + 2]); | |
1080 source += 3; | |
1081 target += 1; | |
1082 } | |
1083 else | |
1084 { | |
1085 if (s[source] == '+') | |
1086 s[target] = ' '; | |
1087 else | |
1088 s[target] = s[source]; | |
1089 | |
1090 source++; | |
1091 target++; | |
1092 } | |
1093 } | |
1094 | |
1095 s.resize(target); | |
1096 } | |
1097 | |
1098 | |
1099 Endianness Toolbox::DetectEndianness() | |
1100 { | |
1101 // http://sourceforge.net/p/predef/wiki/Endianness/ | |
1102 | |
1103 uint8_t buffer[4]; | |
1104 | |
1105 buffer[0] = 0x00; | |
1106 buffer[1] = 0x01; | |
1107 buffer[2] = 0x02; | |
1108 buffer[3] = 0x03; | |
1109 | |
1110 switch (*((uint32_t *)buffer)) | |
1111 { | |
1112 case 0x00010203: | |
1113 return Endianness_Big; | |
1114 | |
1115 case 0x03020100: | |
1116 return Endianness_Little; | |
1117 | |
1118 default: | |
1119 throw OrthancException(ErrorCode_NotImplemented); | |
1120 } | |
1121 } | |
1122 | |
1123 | |
1124 #if BOOST_HAS_REGEX == 1 | |
1125 std::string Toolbox::WildcardToRegularExpression(const std::string& source) | |
1126 { | |
1127 // TODO - Speed up this with a regular expression | |
1128 | |
1129 std::string result = source; | |
1130 | |
1131 // Escape all special characters | |
1132 boost::replace_all(result, "\\", "\\\\"); | |
1133 boost::replace_all(result, "^", "\\^"); | |
1134 boost::replace_all(result, ".", "\\."); | |
1135 boost::replace_all(result, "$", "\\$"); | |
1136 boost::replace_all(result, "|", "\\|"); | |
1137 boost::replace_all(result, "(", "\\("); | |
1138 boost::replace_all(result, ")", "\\)"); | |
1139 boost::replace_all(result, "[", "\\["); | |
1140 boost::replace_all(result, "]", "\\]"); | |
1141 boost::replace_all(result, "+", "\\+"); | |
1142 boost::replace_all(result, "/", "\\/"); | |
1143 boost::replace_all(result, "{", "\\{"); | |
1144 boost::replace_all(result, "}", "\\}"); | |
1145 | |
1146 // Convert wildcards '*' and '?' to their regex equivalents | |
1147 boost::replace_all(result, "?", "."); | |
1148 boost::replace_all(result, "*", ".*"); | |
1149 | |
1150 return result; | |
1151 } | |
1152 #endif | |
1153 | |
1154 | |
1155 | |
1156 void Toolbox::TokenizeString(std::vector<std::string>& result, | |
1157 const std::string& value, | |
1158 char separator) | |
1159 { | |
1160 result.clear(); | |
1161 | |
1162 std::string currentItem; | |
1163 | |
1164 for (size_t i = 0; i < value.size(); i++) | |
1165 { | |
1166 if (value[i] == separator) | |
1167 { | |
1168 result.push_back(currentItem); | |
1169 currentItem.clear(); | |
1170 } | |
1171 else | |
1172 { | |
1173 currentItem.push_back(value[i]); | |
1174 } | |
1175 } | |
1176 | |
1177 result.push_back(currentItem); | |
1178 } | |
1179 | |
1180 | |
141 | 1181 #if !defined(ORTHANC_SANDBOXED) || ORTHANC_SANDBOXED != 1 |
78 | 1182 void Toolbox::MakeDirectory(const std::string& path) |
1183 { | |
1184 if (boost::filesystem::exists(path)) | |
1185 { | |
1186 if (!boost::filesystem::is_directory(path)) | |
1187 { | |
1188 throw OrthancException(ErrorCode_DirectoryOverFile); | |
1189 } | |
1190 } | |
1191 else | |
1192 { | |
1193 if (!boost::filesystem::create_directories(path)) | |
1194 { | |
1195 throw OrthancException(ErrorCode_MakeDirectory); | |
1196 } | |
1197 } | |
1198 } | |
141 | 1199 #endif |
78 | 1200 |
1201 | |
141 | 1202 #if !defined(ORTHANC_SANDBOXED) || ORTHANC_SANDBOXED != 1 |
78 | 1203 bool Toolbox::IsExistingFile(const std::string& path) |
1204 { | |
1205 return boost::filesystem::exists(path); | |
1206 } | |
141 | 1207 #endif |
78 | 1208 |
1209 | |
1210 #if ORTHANC_PUGIXML_ENABLED == 1 | |
1211 class ChunkedBufferWriter : public pugi::xml_writer | |
1212 { | |
1213 private: | |
1214 ChunkedBuffer buffer_; | |
1215 | |
1216 public: | |
1217 virtual void write(const void *data, size_t size) | |
1218 { | |
1219 if (size > 0) | |
1220 { | |
1221 buffer_.AddChunk(reinterpret_cast<const char*>(data), size); | |
1222 } | |
1223 } | |
1224 | |
1225 void Flatten(std::string& s) | |
1226 { | |
1227 buffer_.Flatten(s); | |
1228 } | |
1229 }; | |
1230 | |
1231 | |
1232 static void JsonToXmlInternal(pugi::xml_node& target, | |
1233 const Json::Value& source, | |
1234 const std::string& arrayElement) | |
1235 { | |
1236 // http://jsoncpp.sourceforge.net/value_8h_source.html#l00030 | |
1237 | |
1238 switch (source.type()) | |
1239 { | |
1240 case Json::nullValue: | |
1241 { | |
1242 target.append_child(pugi::node_pcdata).set_value("null"); | |
1243 break; | |
1244 } | |
1245 | |
1246 case Json::intValue: | |
1247 { | |
1248 std::string s = boost::lexical_cast<std::string>(source.asInt()); | |
1249 target.append_child(pugi::node_pcdata).set_value(s.c_str()); | |
1250 break; | |
1251 } | |
1252 | |
1253 case Json::uintValue: | |
1254 { | |
1255 std::string s = boost::lexical_cast<std::string>(source.asUInt()); | |
1256 target.append_child(pugi::node_pcdata).set_value(s.c_str()); | |
1257 break; | |
1258 } | |
1259 | |
1260 case Json::realValue: | |
1261 { | |
1262 std::string s = boost::lexical_cast<std::string>(source.asFloat()); | |
1263 target.append_child(pugi::node_pcdata).set_value(s.c_str()); | |
1264 break; | |
1265 } | |
1266 | |
1267 case Json::stringValue: | |
1268 { | |
1269 target.append_child(pugi::node_pcdata).set_value(source.asString().c_str()); | |
1270 break; | |
1271 } | |
1272 | |
1273 case Json::booleanValue: | |
1274 { | |
1275 target.append_child(pugi::node_pcdata).set_value(source.asBool() ? "true" : "false"); | |
1276 break; | |
1277 } | |
1278 | |
1279 case Json::arrayValue: | |
1280 { | |
1281 for (Json::Value::ArrayIndex i = 0; i < source.size(); i++) | |
1282 { | |
1283 pugi::xml_node node = target.append_child(); | |
1284 node.set_name(arrayElement.c_str()); | |
1285 JsonToXmlInternal(node, source[i], arrayElement); | |
1286 } | |
1287 break; | |
1288 } | |
1289 | |
1290 case Json::objectValue: | |
1291 { | |
1292 Json::Value::Members members = source.getMemberNames(); | |
1293 | |
1294 for (size_t i = 0; i < members.size(); i++) | |
1295 { | |
1296 pugi::xml_node node = target.append_child(); | |
1297 node.set_name(members[i].c_str()); | |
1298 JsonToXmlInternal(node, source[members[i]], arrayElement); | |
1299 } | |
1300 | |
1301 break; | |
1302 } | |
1303 | |
1304 default: | |
1305 throw OrthancException(ErrorCode_NotImplemented); | |
1306 } | |
1307 } | |
1308 | |
1309 | |
1310 void Toolbox::JsonToXml(std::string& target, | |
1311 const Json::Value& source, | |
1312 const std::string& rootElement, | |
1313 const std::string& arrayElement) | |
1314 { | |
1315 pugi::xml_document doc; | |
1316 | |
1317 pugi::xml_node n = doc.append_child(rootElement.c_str()); | |
1318 JsonToXmlInternal(n, source, arrayElement); | |
1319 | |
1320 pugi::xml_node decl = doc.prepend_child(pugi::node_declaration); | |
1321 decl.append_attribute("version").set_value("1.0"); | |
1322 decl.append_attribute("encoding").set_value("utf-8"); | |
1323 | |
1324 ChunkedBufferWriter writer; | |
1325 doc.save(writer, " ", pugi::format_default, pugi::encoding_utf8); | |
1326 writer.Flatten(target); | |
1327 } | |
1328 | |
1329 #endif | |
1330 | |
1331 | |
141 | 1332 #if !defined(ORTHANC_SANDBOXED) || ORTHANC_SANDBOXED != 1 |
78 | 1333 void Toolbox::ExecuteSystemCommand(const std::string& command, |
1334 const std::vector<std::string>& arguments) | |
1335 { | |
1336 // Convert the arguments as a C array | |
1337 std::vector<char*> args(arguments.size() + 2); | |
1338 | |
1339 args.front() = const_cast<char*>(command.c_str()); | |
1340 | |
1341 for (size_t i = 0; i < arguments.size(); i++) | |
1342 { | |
1343 args[i + 1] = const_cast<char*>(arguments[i].c_str()); | |
1344 } | |
1345 | |
1346 args.back() = NULL; | |
1347 | |
1348 int status; | |
1349 | |
1350 #if defined(_WIN32) | |
1351 // http://msdn.microsoft.com/en-us/library/275khfab.aspx | |
1352 status = static_cast<int>(_spawnvp(_P_OVERLAY, command.c_str(), &args[0])); | |
1353 | |
1354 #else | |
1355 int pid = fork(); | |
1356 | |
1357 if (pid == -1) | |
1358 { | |
1359 // Error in fork() | |
1360 #if ORTHANC_ENABLE_LOGGING == 1 | |
1361 LOG(ERROR) << "Cannot fork a child process"; | |
1362 #endif | |
1363 | |
1364 throw OrthancException(ErrorCode_SystemCommand); | |
1365 } | |
1366 else if (pid == 0) | |
1367 { | |
1368 // Execute the system command in the child process | |
1369 execvp(command.c_str(), &args[0]); | |
1370 | |
1371 // We should never get here | |
1372 _exit(1); | |
1373 } | |
1374 else | |
1375 { | |
1376 // Wait for the system command to exit | |
1377 waitpid(pid, &status, 0); | |
1378 } | |
1379 #endif | |
1380 | |
1381 if (status != 0) | |
1382 { | |
1383 #if ORTHANC_ENABLE_LOGGING == 1 | |
1384 LOG(ERROR) << "System command failed with status code " << status; | |
1385 #endif | |
1386 | |
1387 throw OrthancException(ErrorCode_SystemCommand); | |
1388 } | |
1389 } | |
141 | 1390 #endif |
78 | 1391 |
1392 | |
1393 bool Toolbox::IsInteger(const std::string& str) | |
1394 { | |
1395 std::string s = StripSpaces(str); | |
1396 | |
1397 if (s.size() == 0) | |
1398 { | |
1399 return false; | |
1400 } | |
1401 | |
1402 size_t pos = 0; | |
1403 if (s[0] == '-') | |
1404 { | |
1405 if (s.size() == 1) | |
1406 { | |
1407 return false; | |
1408 } | |
1409 | |
1410 pos = 1; | |
1411 } | |
1412 | |
1413 while (pos < s.size()) | |
1414 { | |
1415 if (!isdigit(s[pos])) | |
1416 { | |
1417 return false; | |
1418 } | |
1419 | |
1420 pos++; | |
1421 } | |
1422 | |
1423 return true; | |
1424 } | |
1425 | |
1426 | |
1427 void Toolbox::CopyJsonWithoutComments(Json::Value& target, | |
1428 const Json::Value& source) | |
1429 { | |
1430 switch (source.type()) | |
1431 { | |
1432 case Json::nullValue: | |
1433 target = Json::nullValue; | |
1434 break; | |
1435 | |
1436 case Json::intValue: | |
1437 target = source.asInt64(); | |
1438 break; | |
1439 | |
1440 case Json::uintValue: | |
1441 target = source.asUInt64(); | |
1442 break; | |
1443 | |
1444 case Json::realValue: | |
1445 target = source.asDouble(); | |
1446 break; | |
1447 | |
1448 case Json::stringValue: | |
1449 target = source.asString(); | |
1450 break; | |
1451 | |
1452 case Json::booleanValue: | |
1453 target = source.asBool(); | |
1454 break; | |
1455 | |
1456 case Json::arrayValue: | |
1457 { | |
1458 target = Json::arrayValue; | |
1459 for (Json::Value::ArrayIndex i = 0; i < source.size(); i++) | |
1460 { | |
1461 Json::Value& item = target.append(Json::nullValue); | |
1462 CopyJsonWithoutComments(item, source[i]); | |
1463 } | |
1464 | |
1465 break; | |
1466 } | |
1467 | |
1468 case Json::objectValue: | |
1469 { | |
1470 target = Json::objectValue; | |
1471 Json::Value::Members members = source.getMemberNames(); | |
1472 for (Json::Value::ArrayIndex i = 0; i < members.size(); i++) | |
1473 { | |
1474 const std::string item = members[i]; | |
1475 CopyJsonWithoutComments(target[item], source[item]); | |
1476 } | |
1477 | |
1478 break; | |
1479 } | |
1480 | |
1481 default: | |
1482 break; | |
1483 } | |
1484 } | |
1485 | |
1486 | |
1487 bool Toolbox::StartsWith(const std::string& str, | |
1488 const std::string& prefix) | |
1489 { | |
1490 if (str.size() < prefix.size()) | |
1491 { | |
1492 return false; | |
1493 } | |
1494 else | |
1495 { | |
1496 return str.compare(0, prefix.size(), prefix) == 0; | |
1497 } | |
1498 } | |
1499 | |
1500 | |
1501 int Toolbox::GetProcessId() | |
1502 { | |
1503 #if defined(_WIN32) | |
1504 return static_cast<int>(_getpid()); | |
1505 #else | |
1506 return static_cast<int>(getpid()); | |
1507 #endif | |
1508 } | |
125 | 1509 |
1510 | |
141 | 1511 #if !defined(ORTHANC_SANDBOXED) || ORTHANC_SANDBOXED != 1 |
125 | 1512 bool Toolbox::IsRegularFile(const std::string& path) |
1513 { | |
1514 namespace fs = boost::filesystem; | |
1515 | |
1516 try | |
1517 { | |
1518 if (fs::exists(path)) | |
1519 { | |
1520 fs::file_status status = fs::status(path); | |
1521 return (status.type() == boost::filesystem::regular_file || | |
1522 status.type() == boost::filesystem::reparse_file); // Fix BitBucket issue #11 | |
1523 } | |
1524 } | |
1525 catch (fs::filesystem_error&) | |
1526 { | |
1527 } | |
1528 | |
1529 return false; | |
1530 } | |
141 | 1531 #endif |
1532 | |
1533 | |
1534 FILE* Toolbox::OpenFile(const std::string& path, | |
1535 FileMode mode) | |
1536 { | |
1537 #if defined(_WIN32) | |
1538 // TODO Deal with special characters by converting to the current locale | |
1539 #endif | |
1540 | |
1541 const char* m; | |
1542 switch (mode) | |
1543 { | |
1544 case FileMode_ReadBinary: | |
1545 m = "rb"; | |
1546 break; | |
1547 | |
1548 case FileMode_WriteBinary: | |
1549 m = "wb"; | |
1550 break; | |
1551 | |
1552 default: | |
1553 throw OrthancException(ErrorCode_ParameterOutOfRange); | |
1554 } | |
1555 | |
1556 return fopen(path.c_str(), m); | |
1557 } | |
1558 | |
1559 | |
1560 | |
1561 static bool IsUnreservedCharacter(char c) | |
1562 { | |
1563 // This function checks whether "c" is an unserved character | |
1564 // wrt. an URI percent-encoding | |
1565 // https://en.wikipedia.org/wiki/Percent-encoding#Percent-encoding%5Fin%5Fa%5FURI | |
1566 | |
1567 return ((c >= 'A' && c <= 'Z') || | |
1568 (c >= 'a' && c <= 'z') || | |
1569 (c >= '0' && c <= '9') || | |
1570 c == '-' || | |
1571 c == '_' || | |
1572 c == '.' || | |
1573 c == '~'); | |
1574 } | |
1575 | |
1576 void Toolbox::UriEncode(std::string& target, | |
1577 const std::string& source) | |
1578 { | |
1579 // Estimate the length of the percent-encoded URI | |
1580 size_t length = 0; | |
1581 | |
1582 for (size_t i = 0; i < source.size(); i++) | |
1583 { | |
1584 if (IsUnreservedCharacter(source[i])) | |
1585 { | |
1586 length += 1; | |
1587 } | |
1588 else | |
1589 { | |
1590 // This character must be percent-encoded | |
1591 length += 3; | |
1592 } | |
1593 } | |
1594 | |
1595 target.clear(); | |
1596 target.reserve(length); | |
1597 | |
1598 for (size_t i = 0; i < source.size(); i++) | |
1599 { | |
1600 if (IsUnreservedCharacter(source[i])) | |
1601 { | |
1602 target.push_back(source[i]); | |
1603 } | |
1604 else | |
1605 { | |
1606 // This character must be percent-encoded | |
1607 uint8_t byte = static_cast<uint8_t>(source[i]); | |
1608 uint8_t a = byte >> 4; | |
1609 uint8_t b = byte & 0x0f; | |
1610 | |
1611 target.push_back('%'); | |
1612 target.push_back(a < 10 ? a + '0' : a - 10 + 'A'); | |
1613 target.push_back(b < 10 ? b + '0' : b - 10 + 'A'); | |
1614 } | |
1615 } | |
1616 } | |
1617 | |
1618 | |
1619 static bool HasField(const Json::Value& json, | |
1620 const std::string& key, | |
1621 Json::ValueType expectedType) | |
1622 { | |
1623 if (json.type() != Json::objectValue || | |
1624 !json.isMember(key)) | |
1625 { | |
1626 return false; | |
1627 } | |
1628 else if (json[key].type() == expectedType) | |
1629 { | |
1630 return true; | |
1631 } | |
1632 else | |
1633 { | |
1634 throw OrthancException(ErrorCode_BadParameterType); | |
1635 } | |
1636 } | |
1637 | |
1638 | |
1639 std::string Toolbox::GetJsonStringField(const Json::Value& json, | |
1640 const std::string& key, | |
1641 const std::string& defaultValue) | |
1642 { | |
1643 if (HasField(json, key, Json::stringValue)) | |
1644 { | |
1645 return json[key].asString(); | |
1646 } | |
1647 else | |
1648 { | |
1649 return defaultValue; | |
1650 } | |
1651 } | |
1652 | |
1653 | |
1654 bool Toolbox::GetJsonBooleanField(const ::Json::Value& json, | |
1655 const std::string& key, | |
1656 bool defaultValue) | |
1657 { | |
1658 if (HasField(json, key, Json::booleanValue)) | |
1659 { | |
1660 return json[key].asBool(); | |
1661 } | |
1662 else | |
1663 { | |
1664 return defaultValue; | |
1665 } | |
1666 } | |
1667 | |
1668 | |
1669 int Toolbox::GetJsonIntegerField(const ::Json::Value& json, | |
1670 const std::string& key, | |
1671 int defaultValue) | |
1672 { | |
1673 if (HasField(json, key, Json::intValue)) | |
1674 { | |
1675 return json[key].asInt(); | |
1676 } | |
1677 else | |
1678 { | |
1679 return defaultValue; | |
1680 } | |
1681 } | |
1682 | |
1683 | |
1684 unsigned int Toolbox::GetJsonUnsignedIntegerField(const ::Json::Value& json, | |
1685 const std::string& key, | |
1686 unsigned int defaultValue) | |
1687 { | |
1688 int v = GetJsonIntegerField(json, key, defaultValue); | |
1689 | |
1690 if (v < 0) | |
1691 { | |
1692 throw OrthancException(ErrorCode_ParameterOutOfRange); | |
1693 } | |
1694 else | |
1695 { | |
1696 return static_cast<unsigned int>(v); | |
1697 } | |
1698 } | |
78 | 1699 } |