Mercurial > hg > orthanc
annotate Plugins/Samples/DatabasePlugin/Database.cpp @ 1761:f4286d99ee0a db-changes
fix sample database plugin
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Thu, 29 Oct 2015 11:22:48 +0100 |
| parents | 3926e6317a43 |
| children | 559956d5ceb2 |
| rev | line source |
|---|---|
| 1671 | 1 /** |
| 2 * Orthanc - A Lightweight, RESTful DICOM Store | |
| 3 * Copyright (C) 2012-2015 Sebastien Jodogne, Medical Physics | |
| 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 "Database.h" | |
| 34 | |
|
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35 #include "../../../Core/DicomFormat/DicomArray.h" |
| 1671 | 36 |
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37 #include <EmbeddedResources.h> |
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38 #include <boost/lexical_cast.hpp> |
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39 |
| 1671 | 40 |
| 41 namespace Internals | |
| 42 { | |
| 43 class SignalFileDeleted : public Orthanc::SQLite::IScalarFunction | |
| 44 { | |
| 45 private: | |
| 46 OrthancPlugins::DatabaseBackendOutput& output_; | |
| 47 | |
| 48 public: | |
| 49 SignalFileDeleted(OrthancPlugins::DatabaseBackendOutput& output) : output_(output) | |
| 50 { | |
| 51 } | |
| 52 | |
| 53 virtual const char* GetName() const | |
| 54 { | |
| 55 return "SignalFileDeleted"; | |
| 56 } | |
| 57 | |
| 58 virtual unsigned int GetCardinality() const | |
| 59 { | |
| 60 return 7; | |
| 61 } | |
| 62 | |
| 63 virtual void Compute(Orthanc::SQLite::FunctionContext& context) | |
| 64 { | |
| 65 std::string uncompressedMD5, compressedMD5; | |
| 66 | |
| 67 if (!context.IsNullValue(5)) | |
| 68 { | |
| 69 uncompressedMD5 = context.GetStringValue(5); | |
| 70 } | |
| 71 | |
| 72 if (!context.IsNullValue(6)) | |
| 73 { | |
| 74 compressedMD5 = context.GetStringValue(6); | |
| 75 } | |
| 76 | |
| 77 output_.SignalDeletedAttachment(context.GetStringValue(0), | |
| 78 context.GetIntValue(1), | |
| 79 context.GetInt64Value(2), | |
| 80 uncompressedMD5, | |
| 81 context.GetIntValue(3), | |
| 82 context.GetInt64Value(4), | |
| 83 compressedMD5); | |
| 84 } | |
| 85 }; | |
| 86 | |
| 87 | |
| 88 class SignalResourceDeleted : public Orthanc::SQLite::IScalarFunction | |
| 89 { | |
| 90 private: | |
| 91 OrthancPlugins::DatabaseBackendOutput& output_; | |
| 92 | |
| 93 public: | |
| 94 SignalResourceDeleted(OrthancPlugins::DatabaseBackendOutput& output) : output_(output) | |
| 95 { | |
| 96 } | |
| 97 | |
| 98 virtual const char* GetName() const | |
| 99 { | |
| 100 return "SignalResourceDeleted"; | |
| 101 } | |
| 102 | |
| 103 virtual unsigned int GetCardinality() const | |
| 104 { | |
| 105 return 2; | |
| 106 } | |
| 107 | |
| 108 virtual void Compute(Orthanc::SQLite::FunctionContext& context) | |
| 109 { | |
| 110 output_.SignalDeletedResource(context.GetStringValue(0), | |
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111 Orthanc::Plugins::Convert(static_cast<Orthanc::ResourceType>(context.GetIntValue(1)))); |
| 1671 | 112 } |
| 113 }; | |
| 114 } | |
| 115 | |
| 116 | |
| 117 class Database::SignalRemainingAncestor : public Orthanc::SQLite::IScalarFunction | |
| 118 { | |
| 119 private: | |
| 120 bool hasRemainingAncestor_; | |
| 121 std::string remainingPublicId_; | |
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122 OrthancPluginResourceType remainingType_; |
| 1671 | 123 |
| 124 public: | |
| 125 SignalRemainingAncestor() : | |
| 126 hasRemainingAncestor_(false) | |
| 127 { | |
| 128 } | |
| 129 | |
| 130 void Reset() | |
| 131 { | |
| 132 hasRemainingAncestor_ = false; | |
| 133 } | |
| 134 | |
| 135 virtual const char* GetName() const | |
| 136 { | |
| 137 return "SignalRemainingAncestor"; | |
| 138 } | |
| 139 | |
| 140 virtual unsigned int GetCardinality() const | |
| 141 { | |
| 142 return 2; | |
| 143 } | |
| 144 | |
| 145 virtual void Compute(Orthanc::SQLite::FunctionContext& context) | |
| 146 { | |
| 147 if (!hasRemainingAncestor_ || | |
| 148 remainingType_ >= context.GetIntValue(1)) | |
| 149 { | |
| 150 hasRemainingAncestor_ = true; | |
| 151 remainingPublicId_ = context.GetStringValue(0); | |
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152 remainingType_ = Orthanc::Plugins::Convert(static_cast<Orthanc::ResourceType>(context.GetIntValue(1))); |
| 1671 | 153 } |
| 154 } | |
| 155 | |
| 156 bool HasRemainingAncestor() const | |
| 157 { | |
| 158 return hasRemainingAncestor_; | |
| 159 } | |
| 160 | |
| 161 const std::string& GetRemainingAncestorId() const | |
| 162 { | |
| 163 assert(hasRemainingAncestor_); | |
| 164 return remainingPublicId_; | |
| 165 } | |
| 166 | |
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167 OrthancPluginResourceType GetRemainingAncestorType() const |
| 1671 | 168 { |
| 169 assert(hasRemainingAncestor_); | |
| 170 return remainingType_; | |
| 171 } | |
| 172 }; | |
| 173 | |
| 174 | |
| 175 | |
| 176 Database::Database(const std::string& path) : | |
| 177 path_(path), | |
| 178 base_(db_) | |
| 179 { | |
| 180 } | |
| 181 | |
| 182 | |
| 183 void Database::Open() | |
| 184 { | |
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185 db_.Open(path_); |
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186 |
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187 db_.Execute("PRAGMA ENCODING=\"UTF-8\";"); |
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188 |
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189 // http://www.sqlite.org/pragma.html |
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190 db_.Execute("PRAGMA SYNCHRONOUS=NORMAL;"); |
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191 db_.Execute("PRAGMA JOURNAL_MODE=WAL;"); |
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192 db_.Execute("PRAGMA LOCKING_MODE=EXCLUSIVE;"); |
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193 db_.Execute("PRAGMA WAL_AUTOCHECKPOINT=1000;"); |
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194 //db_.Execute("PRAGMA TEMP_STORE=memory"); |
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195 |
| 1671 | 196 if (!db_.DoesTableExist("GlobalProperties")) |
| 197 { | |
| 198 std::string query; | |
| 199 Orthanc::EmbeddedResources::GetFileResource(query, Orthanc::EmbeddedResources::PREPARE_DATABASE); | |
| 200 db_.Execute(query); | |
| 201 } | |
| 202 | |
| 203 signalRemainingAncestor_ = new SignalRemainingAncestor; | |
| 204 db_.Register(signalRemainingAncestor_); | |
| 205 db_.Register(new Internals::SignalFileDeleted(GetOutput())); | |
| 206 db_.Register(new Internals::SignalResourceDeleted(GetOutput())); | |
| 207 } | |
| 208 | |
| 209 | |
| 210 void Database::Close() | |
| 211 { | |
| 212 db_.Close(); | |
| 213 } | |
| 214 | |
| 215 | |
| 216 void Database::AddAttachment(int64_t id, | |
| 217 const OrthancPluginAttachment& attachment) | |
| 218 { | |
| 219 Orthanc::FileInfo info(attachment.uuid, | |
| 220 static_cast<Orthanc::FileContentType>(attachment.contentType), | |
| 221 attachment.uncompressedSize, | |
| 222 attachment.uncompressedHash, | |
| 223 static_cast<Orthanc::CompressionType>(attachment.compressionType), | |
| 224 attachment.compressedSize, | |
| 225 attachment.compressedHash); | |
| 226 base_.AddAttachment(id, info); | |
| 227 } | |
| 228 | |
| 229 | |
| 230 void Database::DeleteResource(int64_t id) | |
| 231 { | |
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232 signalRemainingAncestor_->Reset(); |
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233 |
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234 Orthanc::SQLite::Statement s(db_, SQLITE_FROM_HERE, "DELETE FROM Resources WHERE internalId=?"); |
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235 s.BindInt64(0, id); |
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236 s.Run(); |
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237 |
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238 if (signalRemainingAncestor_->HasRemainingAncestor()) |
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239 { |
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240 GetOutput().SignalRemainingAncestor(signalRemainingAncestor_->GetRemainingAncestorId(), |
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241 signalRemainingAncestor_->GetRemainingAncestorType()); |
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242 } |
| 1671 | 243 } |
| 244 | |
| 245 | |
| 246 static void Answer(OrthancPlugins::DatabaseBackendOutput& output, | |
| 247 const Orthanc::ServerIndexChange& change) | |
| 248 { | |
| 249 output.AnswerChange(change.GetSeq(), | |
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250 change.GetChangeType(), |
| 1671 | 251 Orthanc::Plugins::Convert(change.GetResourceType()), |
| 252 change.GetPublicId(), | |
| 253 change.GetDate()); | |
| 254 } | |
| 255 | |
| 256 | |
| 257 static void Answer(OrthancPlugins::DatabaseBackendOutput& output, | |
| 258 const Orthanc::ExportedResource& resource) | |
| 259 { | |
| 260 output.AnswerExportedResource(resource.GetSeq(), | |
| 261 Orthanc::Plugins::Convert(resource.GetResourceType()), | |
| 262 resource.GetPublicId(), | |
| 263 resource.GetModality(), | |
| 264 resource.GetDate(), | |
| 265 resource.GetPatientId(), | |
| 266 resource.GetStudyInstanceUid(), | |
| 267 resource.GetSeriesInstanceUid(), | |
| 268 resource.GetSopInstanceUid()); | |
| 269 } | |
| 270 | |
| 271 | |
| 272 void Database::GetChanges(bool& done /*out*/, | |
| 273 int64_t since, | |
| 274 uint32_t maxResults) | |
| 275 { | |
| 276 typedef std::list<Orthanc::ServerIndexChange> Changes; | |
| 277 | |
| 278 Changes changes; | |
| 279 base_.GetChanges(changes, done, since, maxResults); | |
| 280 | |
| 281 for (Changes::const_iterator it = changes.begin(); it != changes.end(); ++it) | |
| 282 { | |
| 283 Answer(GetOutput(), *it); | |
| 284 } | |
| 285 } | |
| 286 | |
| 287 | |
| 288 void Database::GetExportedResources(bool& done /*out*/, | |
| 289 int64_t since, | |
| 290 uint32_t maxResults) | |
| 291 { | |
| 292 typedef std::list<Orthanc::ExportedResource> Resources; | |
| 293 | |
| 294 Resources resources; | |
| 295 base_.GetExportedResources(resources, done, since, maxResults); | |
| 296 | |
| 297 for (Resources::const_iterator it = resources.begin(); it != resources.end(); ++it) | |
| 298 { | |
| 299 Answer(GetOutput(), *it); | |
| 300 } | |
| 301 } | |
| 302 | |
| 303 | |
| 304 void Database::GetLastChange() | |
| 305 { | |
| 306 std::list<Orthanc::ServerIndexChange> change; | |
| 307 Orthanc::ErrorCode code = base_.GetLastChange(change); | |
| 308 | |
| 309 if (code != Orthanc::ErrorCode_Success) | |
| 310 { | |
| 311 throw OrthancPlugins::DatabaseException(static_cast<OrthancPluginErrorCode>(code)); | |
| 312 } | |
| 313 | |
| 314 if (!change.empty()) | |
| 315 { | |
| 316 Answer(GetOutput(), change.front()); | |
| 317 } | |
| 318 } | |
| 319 | |
| 320 | |
| 321 void Database::GetLastExportedResource() | |
| 322 { | |
| 323 std::list<Orthanc::ExportedResource> resource; | |
| 324 base_.GetLastExportedResource(resource); | |
| 325 | |
| 326 if (!resource.empty()) | |
| 327 { | |
| 328 Answer(GetOutput(), resource.front()); | |
| 329 } | |
| 330 } | |
| 331 | |
| 332 | |
| 333 void Database::GetMainDicomTags(int64_t id) | |
| 334 { | |
| 335 Orthanc::DicomMap tags; | |
| 336 base_.GetMainDicomTags(tags, id); | |
| 337 | |
| 338 Orthanc::DicomArray arr(tags); | |
| 339 for (size_t i = 0; i < arr.GetSize(); i++) | |
| 340 { | |
| 341 GetOutput().AnswerDicomTag(arr.GetElement(i).GetTag().GetGroup(), | |
| 342 arr.GetElement(i).GetTag().GetElement(), | |
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343 arr.GetElement(i).GetValue().GetContent()); |
| 1671 | 344 } |
| 345 } | |
| 346 | |
| 347 | |
| 348 std::string Database::GetPublicId(int64_t resourceId) | |
| 349 { | |
| 350 std::string id; | |
| 351 if (base_.GetPublicId(id, resourceId)) | |
| 352 { | |
| 353 return id; | |
| 354 } | |
| 355 else | |
| 356 { | |
| 357 throw OrthancPlugins::DatabaseException(OrthancPluginErrorCode_UnknownResource); | |
| 358 } | |
| 359 } | |
| 360 | |
| 361 | |
| 362 OrthancPluginResourceType Database::GetResourceType(int64_t resourceId) | |
| 363 { | |
| 364 Orthanc::ResourceType result; | |
| 365 Orthanc::ErrorCode code = base_.GetResourceType(result, resourceId); | |
| 366 | |
| 367 if (code == Orthanc::ErrorCode_Success) | |
| 368 { | |
| 369 return Orthanc::Plugins::Convert(result); | |
| 370 } | |
| 371 else | |
| 372 { | |
| 373 throw OrthancPlugins::DatabaseException(static_cast<OrthancPluginErrorCode>(code)); | |
| 374 } | |
| 375 } | |
| 376 | |
| 377 | |
| 378 | |
| 379 template <typename I> | |
| 380 static void ConvertList(std::list<int32_t>& target, | |
| 381 const std::list<I>& source) | |
| 382 { | |
| 383 for (typename std::list<I>::const_iterator | |
| 384 it = source.begin(); it != source.end(); it++) | |
| 385 { | |
| 386 target.push_back(*it); | |
| 387 } | |
| 388 } | |
| 389 | |
| 390 | |
| 391 void Database::ListAvailableMetadata(std::list<int32_t>& target /*out*/, | |
| 392 int64_t id) | |
| 393 { | |
| 394 std::list<Orthanc::MetadataType> tmp; | |
| 395 base_.ListAvailableMetadata(tmp, id); | |
| 396 ConvertList(target, tmp); | |
| 397 } | |
| 398 | |
| 399 | |
| 400 void Database::ListAvailableAttachments(std::list<int32_t>& target /*out*/, | |
| 401 int64_t id) | |
| 402 { | |
| 403 std::list<Orthanc::FileContentType> tmp; | |
| 404 base_.ListAvailableAttachments(tmp, id); | |
| 405 ConvertList(target, tmp); | |
| 406 } | |
| 407 | |
| 408 | |
| 409 void Database::LogChange(const OrthancPluginChange& change) | |
| 410 { | |
| 411 int64_t id; | |
| 412 OrthancPluginResourceType type; | |
| 413 if (!LookupResource(id, type, change.publicId) || | |
| 414 type != change.resourceType) | |
| 415 { | |
| 416 throw OrthancPlugins::DatabaseException(OrthancPluginErrorCode_DatabasePlugin); | |
| 417 } | |
| 418 | |
| 419 Orthanc::ServerIndexChange tmp(change.seq, | |
| 420 static_cast<Orthanc::ChangeType>(change.changeType), | |
| 421 Orthanc::Plugins::Convert(change.resourceType), | |
| 422 change.publicId, | |
| 423 change.date); | |
| 424 | |
| 425 base_.LogChange(id, tmp); | |
| 426 } | |
| 427 | |
| 428 | |
| 429 void Database::LogExportedResource(const OrthancPluginExportedResource& resource) | |
| 430 { | |
| 431 Orthanc::ExportedResource tmp(resource.seq, | |
| 432 Orthanc::Plugins::Convert(resource.resourceType), | |
| 433 resource.publicId, | |
| 434 resource.modality, | |
| 435 resource.date, | |
| 436 resource.patientId, | |
| 437 resource.studyInstanceUid, | |
| 438 resource.seriesInstanceUid, | |
| 439 resource.sopInstanceUid); | |
| 440 | |
| 441 base_.LogExportedResource(tmp); | |
| 442 } | |
| 443 | |
| 444 | |
| 445 bool Database::LookupAttachment(int64_t id, | |
| 446 int32_t contentType) | |
| 447 { | |
| 448 Orthanc::FileInfo attachment; | |
| 449 if (base_.LookupAttachment(attachment, id, static_cast<Orthanc::FileContentType>(contentType))) | |
| 450 { | |
| 451 GetOutput().AnswerAttachment(attachment.GetUuid(), | |
| 452 attachment.GetContentType(), | |
| 453 attachment.GetUncompressedSize(), | |
| 454 attachment.GetUncompressedMD5(), | |
| 455 attachment.GetCompressionType(), | |
| 456 attachment.GetCompressedSize(), | |
| 457 attachment.GetCompressedMD5()); | |
| 458 return true; | |
| 459 } | |
| 460 else | |
| 461 { | |
| 462 return false; | |
| 463 } | |
| 464 } | |
| 465 | |
| 466 | |
| 467 bool Database::LookupParent(int64_t& parentId /*out*/, | |
| 468 int64_t resourceId) | |
| 469 { | |
| 470 bool found; | |
| 471 Orthanc::ErrorCode code = base_.LookupParent(found, parentId, resourceId); | |
| 472 | |
| 473 if (code == Orthanc::ErrorCode_Success) | |
| 474 { | |
| 475 return found; | |
| 476 } | |
| 477 else | |
| 478 { | |
| 479 throw OrthancPlugins::DatabaseException(static_cast<OrthancPluginErrorCode>(code)); | |
| 480 } | |
| 481 } | |
| 482 | |
| 483 | |
| 484 bool Database::LookupResource(int64_t& id /*out*/, | |
| 485 OrthancPluginResourceType& type /*out*/, | |
| 486 const char* publicId) | |
| 487 { | |
| 488 Orthanc::ResourceType tmp; | |
| 489 if (base_.LookupResource(id, tmp, publicId)) | |
| 490 { | |
| 491 type = Orthanc::Plugins::Convert(tmp); | |
| 492 return true; | |
| 493 } | |
| 494 else | |
| 495 { | |
| 496 return false; | |
| 497 } | |
| 498 } | |
| 499 | |
| 500 | |
| 501 void Database::StartTransaction() | |
| 502 { | |
| 503 transaction_.reset(new Orthanc::SQLite::Transaction(db_)); | |
| 504 transaction_->Begin(); | |
| 505 } | |
| 506 | |
| 507 | |
| 508 void Database::RollbackTransaction() | |
| 509 { | |
| 510 transaction_->Rollback(); | |
| 511 transaction_.reset(NULL); | |
| 512 } | |
| 513 | |
| 514 | |
| 515 void Database::CommitTransaction() | |
| 516 { | |
| 517 transaction_->Commit(); | |
| 518 transaction_.reset(NULL); | |
| 519 } | |
| 520 | |
| 521 | |
| 522 uint32_t Database::GetDatabaseVersion() | |
| 523 { | |
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524 std::string version; |
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525 |
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526 if (!LookupGlobalProperty(version, Orthanc::GlobalProperty_DatabaseSchemaVersion)) |
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527 { |
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528 throw OrthancPlugins::DatabaseException(OrthancPluginErrorCode_InternalError); |
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529 } |
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530 |
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531 try |
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532 { |
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533 return boost::lexical_cast<uint32_t>(version); |
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534 } |
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535 catch (boost::bad_lexical_cast&) |
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536 { |
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537 throw OrthancPlugins::DatabaseException(OrthancPluginErrorCode_InternalError); |
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538 } |
| 1671 | 539 } |
| 540 | |
| 541 | |
| 542 void Database::UpgradeDatabase(uint32_t targetVersion, | |
| 543 OrthancPluginStorageArea* storageArea) | |
| 544 { | |
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545 if (targetVersion == 6) |
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546 { |
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547 OrthancPluginErrorCode code = OrthancPluginReconstructMainDicomTags(GetOutput().GetContext(), storageArea, |
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548 OrthancPluginResourceType_Study); |
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549 if (code == OrthancPluginErrorCode_Success) |
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550 { |
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551 code = OrthancPluginReconstructMainDicomTags(GetOutput().GetContext(), storageArea, |
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552 OrthancPluginResourceType_Series); |
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553 } |
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554 |
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555 if (code != OrthancPluginErrorCode_Success) |
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556 { |
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557 throw OrthancPlugins::DatabaseException(code); |
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558 } |
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559 |
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560 base_.SetGlobalProperty(Orthanc::GlobalProperty_DatabaseSchemaVersion, "6"); |
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561 } |
| 1671 | 562 } |