Mercurial > hg > orthanc
view OrthancServer/DatabaseWrapper.cpp @ 1470:b6a80a5ac500
fix
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Thu, 30 Jul 2015 15:09:40 +0200 |
parents | 0ac74fa21db8 |
children | f967bdf8534e |
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/** * Orthanc - A Lightweight, RESTful DICOM Store * Copyright (C) 2012-2015 Sebastien Jodogne, Medical Physics * Department, University Hospital of Liege, Belgium * * This program is free software: you can redistribute it and/or * modify it under the terms of the GNU General Public License as * published by the Free Software Foundation, either version 3 of the * License, or (at your option) any later version. * * In addition, as a special exception, the copyright holders of this * program give permission to link the code of its release with the * OpenSSL project's "OpenSSL" library (or with modified versions of it * that use the same license as the "OpenSSL" library), and distribute * the linked executables. You must obey the GNU General Public License * in all respects for all of the code used other than "OpenSSL". If you * modify file(s) with this exception, you may extend this exception to * your version of the file(s), but you are not obligated to do so. If * you do not wish to do so, delete this exception statement from your * version. If you delete this exception statement from all source files * in the program, then also delete it here. * * This program is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. **/ #include "PrecompiledHeadersServer.h" #include "DatabaseWrapper.h" #include "../Core/DicomFormat/DicomArray.h" #include "../Core/Uuid.h" #include "EmbeddedResources.h" #include <glog/logging.h> #include <stdio.h> #include <boost/lexical_cast.hpp> namespace Orthanc { namespace Internals { class SignalFileDeleted : public SQLite::IScalarFunction { private: IDatabaseListener& listener_; public: SignalFileDeleted(IDatabaseListener& listener) : listener_(listener) { } virtual const char* GetName() const { return "SignalFileDeleted"; } virtual unsigned int GetCardinality() const { return 7; } virtual void Compute(SQLite::FunctionContext& context) { std::string uncompressedMD5, compressedMD5; if (!context.IsNullValue(5)) { uncompressedMD5 = context.GetStringValue(5); } if (!context.IsNullValue(6)) { compressedMD5 = context.GetStringValue(6); } FileInfo info(context.GetStringValue(0), static_cast<FileContentType>(context.GetIntValue(1)), static_cast<uint64_t>(context.GetInt64Value(2)), uncompressedMD5, static_cast<CompressionType>(context.GetIntValue(3)), static_cast<uint64_t>(context.GetInt64Value(4)), compressedMD5); listener_.SignalFileDeleted(info); } }; class SignalResourceDeleted : public SQLite::IScalarFunction { private: IDatabaseListener& listener_; public: SignalResourceDeleted(IDatabaseListener& listener) : listener_(listener) { } virtual const char* GetName() const { return "SignalResourceDeleted"; } virtual unsigned int GetCardinality() const { return 2; } virtual void Compute(SQLite::FunctionContext& context) { ResourceType type = static_cast<ResourceType>(context.GetIntValue(1)); ServerIndexChange change(ChangeType_Deleted, type, context.GetStringValue(0)); listener_.SignalChange(change); } }; class SignalRemainingAncestor : public SQLite::IScalarFunction { private: bool hasRemainingAncestor_; std::string remainingPublicId_; ResourceType remainingType_; public: SignalRemainingAncestor() : hasRemainingAncestor_(false) { } void Reset() { hasRemainingAncestor_ = false; } virtual const char* GetName() const { return "SignalRemainingAncestor"; } virtual unsigned int GetCardinality() const { return 2; } virtual void Compute(SQLite::FunctionContext& context) { VLOG(1) << "There exists a remaining ancestor with public ID \"" << context.GetStringValue(0) << "\" of type " << context.GetIntValue(1); if (!hasRemainingAncestor_ || remainingType_ >= context.GetIntValue(1)) { hasRemainingAncestor_ = true; remainingPublicId_ = context.GetStringValue(0); remainingType_ = static_cast<ResourceType>(context.GetIntValue(1)); } } bool HasRemainingAncestor() const { return hasRemainingAncestor_; } const std::string& GetRemainingAncestorId() const { assert(hasRemainingAncestor_); return remainingPublicId_; } ResourceType GetRemainingAncestorType() const { assert(hasRemainingAncestor_); return remainingType_; } }; } void DatabaseWrapper::SetGlobalProperty(GlobalProperty property, const std::string& value) { SQLite::Statement s(db_, SQLITE_FROM_HERE, "INSERT OR REPLACE INTO GlobalProperties VALUES(?, ?)"); s.BindInt(0, property); s.BindString(1, value); s.Run(); } bool DatabaseWrapper::LookupGlobalProperty(std::string& target, GlobalProperty property) { SQLite::Statement s(db_, SQLITE_FROM_HERE, "SELECT value FROM GlobalProperties WHERE property=?"); s.BindInt(0, property); if (!s.Step()) { return false; } else { target = s.ColumnString(0); return true; } } int64_t DatabaseWrapper::CreateResource(const std::string& publicId, ResourceType type) { SQLite::Statement s(db_, SQLITE_FROM_HERE, "INSERT INTO Resources VALUES(NULL, ?, ?, NULL)"); s.BindInt(0, type); s.BindString(1, publicId); s.Run(); return db_.GetLastInsertRowId(); } bool DatabaseWrapper::LookupResource(int64_t& id, ResourceType& type, const std::string& publicId) { SQLite::Statement s(db_, SQLITE_FROM_HERE, "SELECT internalId, resourceType FROM Resources WHERE publicId=?"); s.BindString(0, publicId); if (!s.Step()) { return false; } else { id = s.ColumnInt(0); type = static_cast<ResourceType>(s.ColumnInt(1)); // Check whether there is a single resource with this public id assert(!s.Step()); return true; } } bool DatabaseWrapper::LookupParent(int64_t& parentId, int64_t resourceId) { SQLite::Statement s(db_, SQLITE_FROM_HERE, "SELECT parentId FROM Resources WHERE internalId=?"); s.BindInt64(0, resourceId); if (!s.Step()) { throw OrthancException(ErrorCode_UnknownResource); } if (s.ColumnIsNull(0)) { return false; } else { parentId = s.ColumnInt(0); return true; } } std::string DatabaseWrapper::GetPublicId(int64_t resourceId) { SQLite::Statement s(db_, SQLITE_FROM_HERE, "SELECT publicId FROM Resources WHERE internalId=?"); s.BindInt64(0, resourceId); if (!s.Step()) { throw OrthancException(ErrorCode_UnknownResource); } return s.ColumnString(0); } ResourceType DatabaseWrapper::GetResourceType(int64_t resourceId) { SQLite::Statement s(db_, SQLITE_FROM_HERE, "SELECT resourceType FROM Resources WHERE internalId=?"); s.BindInt64(0, resourceId); if (!s.Step()) { throw OrthancException(ErrorCode_UnknownResource); } return static_cast<ResourceType>(s.ColumnInt(0)); } void DatabaseWrapper::AttachChild(int64_t parent, int64_t child) { SQLite::Statement s(db_, SQLITE_FROM_HERE, "UPDATE Resources SET parentId = ? WHERE internalId = ?"); s.BindInt64(0, parent); s.BindInt64(1, child); s.Run(); } void DatabaseWrapper::GetChildren(std::list<std::string>& childrenPublicIds, int64_t id) { SQLite::Statement s(db_, SQLITE_FROM_HERE, "SELECT publicId FROM Resources WHERE parentId=?"); s.BindInt64(0, id); childrenPublicIds.clear(); while (s.Step()) { childrenPublicIds.push_back(s.ColumnString(0)); } } void DatabaseWrapper::DeleteResource(int64_t id) { signalRemainingAncestor_->Reset(); SQLite::Statement s(db_, SQLITE_FROM_HERE, "DELETE FROM Resources WHERE internalId=?"); s.BindInt64(0, id); s.Run(); if (signalRemainingAncestor_->HasRemainingAncestor() && listener_ != NULL) { listener_->SignalRemainingAncestor(signalRemainingAncestor_->GetRemainingAncestorType(), signalRemainingAncestor_->GetRemainingAncestorId()); } } void DatabaseWrapper::SetMetadata(int64_t id, MetadataType type, const std::string& value) { SQLite::Statement s(db_, SQLITE_FROM_HERE, "INSERT OR REPLACE INTO Metadata VALUES(?, ?, ?)"); s.BindInt64(0, id); s.BindInt(1, type); s.BindString(2, value); s.Run(); } void DatabaseWrapper::DeleteMetadata(int64_t id, MetadataType type) { SQLite::Statement s(db_, SQLITE_FROM_HERE, "DELETE FROM Metadata WHERE id=? and type=?"); s.BindInt64(0, id); s.BindInt(1, type); s.Run(); } bool DatabaseWrapper::LookupMetadata(std::string& target, int64_t id, MetadataType type) { SQLite::Statement s(db_, SQLITE_FROM_HERE, "SELECT value FROM Metadata WHERE id=? AND type=?"); s.BindInt64(0, id); s.BindInt(1, type); if (!s.Step()) { return false; } else { target = s.ColumnString(0); return true; } } void DatabaseWrapper::ListAvailableMetadata(std::list<MetadataType>& target, int64_t id) { target.clear(); SQLite::Statement s(db_, SQLITE_FROM_HERE, "SELECT type FROM Metadata WHERE id=?"); s.BindInt64(0, id); while (s.Step()) { target.push_back(static_cast<MetadataType>(s.ColumnInt(0))); } } void DatabaseWrapper::AddAttachment(int64_t id, const FileInfo& attachment) { SQLite::Statement s(db_, SQLITE_FROM_HERE, "INSERT INTO AttachedFiles VALUES(?, ?, ?, ?, ?, ?, ?, ?)"); s.BindInt64(0, id); s.BindInt(1, attachment.GetContentType()); s.BindString(2, attachment.GetUuid()); s.BindInt64(3, attachment.GetCompressedSize()); s.BindInt64(4, attachment.GetUncompressedSize()); s.BindInt(5, attachment.GetCompressionType()); s.BindString(6, attachment.GetUncompressedMD5()); s.BindString(7, attachment.GetCompressedMD5()); s.Run(); } void DatabaseWrapper::DeleteAttachment(int64_t id, FileContentType attachment) { SQLite::Statement s(db_, SQLITE_FROM_HERE, "DELETE FROM AttachedFiles WHERE id=? AND fileType=?"); s.BindInt64(0, id); s.BindInt(1, attachment); s.Run(); } void DatabaseWrapper::ListAvailableAttachments(std::list<FileContentType>& target, int64_t id) { target.clear(); SQLite::Statement s(db_, SQLITE_FROM_HERE, "SELECT fileType FROM AttachedFiles WHERE id=?"); s.BindInt64(0, id); while (s.Step()) { target.push_back(static_cast<FileContentType>(s.ColumnInt(0))); } } bool DatabaseWrapper::LookupAttachment(FileInfo& attachment, int64_t id, FileContentType contentType) { SQLite::Statement s(db_, SQLITE_FROM_HERE, "SELECT uuid, uncompressedSize, compressionType, compressedSize, uncompressedMD5, compressedMD5 FROM AttachedFiles WHERE id=? AND fileType=?"); s.BindInt64(0, id); s.BindInt(1, contentType); if (!s.Step()) { return false; } else { attachment = FileInfo(s.ColumnString(0), contentType, s.ColumnInt64(1), s.ColumnString(4), static_cast<CompressionType>(s.ColumnInt(2)), s.ColumnInt64(3), s.ColumnString(5)); return true; } } static void SetMainDicomTagsInternal(SQLite::Statement& s, int64_t id, const DicomTag& tag, const std::string& value) { s.BindInt64(0, id); s.BindInt(1, tag.GetGroup()); s.BindInt(2, tag.GetElement()); s.BindString(3, value); s.Run(); } void DatabaseWrapper::SetMainDicomTag(int64_t id, const DicomTag& tag, const std::string& value) { if (tag.IsIdentifier()) { SQLite::Statement s(db_, SQLITE_FROM_HERE, "INSERT INTO DicomIdentifiers VALUES(?, ?, ?, ?)"); SetMainDicomTagsInternal(s, id, tag, value); } else { SQLite::Statement s(db_, SQLITE_FROM_HERE, "INSERT INTO MainDicomTags VALUES(?, ?, ?, ?)"); SetMainDicomTagsInternal(s, id, tag, value); } } void DatabaseWrapper::GetMainDicomTags(DicomMap& map, int64_t id) { map.Clear(); SQLite::Statement s(db_, SQLITE_FROM_HERE, "SELECT * FROM MainDicomTags WHERE id=?"); s.BindInt64(0, id); while (s.Step()) { map.SetValue(s.ColumnInt(1), s.ColumnInt(2), s.ColumnString(3)); } SQLite::Statement s2(db_, SQLITE_FROM_HERE, "SELECT * FROM DicomIdentifiers WHERE id=?"); s2.BindInt64(0, id); while (s2.Step()) { map.SetValue(s2.ColumnInt(1), s2.ColumnInt(2), s2.ColumnString(3)); } } bool DatabaseWrapper::GetParentPublicId(std::string& target, int64_t id) { SQLite::Statement s(db_, SQLITE_FROM_HERE, "SELECT a.publicId FROM Resources AS a, Resources AS b " "WHERE a.internalId = b.parentId AND b.internalId = ?"); s.BindInt64(0, id); if (s.Step()) { target = s.ColumnString(0); return true; } else { return false; } } void DatabaseWrapper::GetChildrenPublicId(std::list<std::string>& target, int64_t id) { SQLite::Statement s(db_, SQLITE_FROM_HERE, "SELECT a.publicId FROM Resources AS a, Resources AS b " "WHERE a.parentId = b.internalId AND b.internalId = ?"); s.BindInt64(0, id); target.clear(); while (s.Step()) { target.push_back(s.ColumnString(0)); } } void DatabaseWrapper::GetChildrenInternalId(std::list<int64_t>& target, int64_t id) { SQLite::Statement s(db_, SQLITE_FROM_HERE, "SELECT a.internalId FROM Resources AS a, Resources AS b " "WHERE a.parentId = b.internalId AND b.internalId = ?"); s.BindInt64(0, id); target.clear(); while (s.Step()) { target.push_back(s.ColumnInt64(0)); } } void DatabaseWrapper::LogChange(int64_t internalId, const ServerIndexChange& change) { SQLite::Statement s(db_, SQLITE_FROM_HERE, "INSERT INTO Changes VALUES(NULL, ?, ?, ?, ?)"); s.BindInt(0, change.GetChangeType()); s.BindInt64(1, internalId); s.BindInt(2, change.GetResourceType()); s.BindString(3, change.GetDate()); s.Run(); } void DatabaseWrapper::GetChangesInternal(std::list<ServerIndexChange>& target, bool& done, SQLite::Statement& s, uint32_t maxResults) { target.clear(); while (target.size() < maxResults && s.Step()) { int64_t seq = s.ColumnInt64(0); ChangeType changeType = static_cast<ChangeType>(s.ColumnInt(1)); ResourceType resourceType = static_cast<ResourceType>(s.ColumnInt(3)); const std::string& date = s.ColumnString(4); int64_t internalId = s.ColumnInt64(2); std::string publicId = GetPublicId(internalId); target.push_back(ServerIndexChange(seq, changeType, resourceType, publicId, date)); } done = !(target.size() == maxResults && s.Step()); } void DatabaseWrapper::GetChanges(std::list<ServerIndexChange>& target, bool& done, int64_t since, uint32_t maxResults) { SQLite::Statement s(db_, SQLITE_FROM_HERE, "SELECT * FROM Changes WHERE seq>? ORDER BY seq LIMIT ?"); s.BindInt64(0, since); s.BindInt(1, maxResults + 1); GetChangesInternal(target, done, s, maxResults); } void DatabaseWrapper::GetLastChange(std::list<ServerIndexChange>& target) { bool done; // Ignored SQLite::Statement s(db_, SQLITE_FROM_HERE, "SELECT * FROM Changes ORDER BY seq DESC LIMIT 1"); GetChangesInternal(target, done, s, 1); } void DatabaseWrapper::LogExportedResource(const ExportedResource& resource) { SQLite::Statement s(db_, SQLITE_FROM_HERE, "INSERT INTO ExportedResources VALUES(NULL, ?, ?, ?, ?, ?, ?, ?, ?)"); s.BindInt(0, resource.GetResourceType()); s.BindString(1, resource.GetPublicId()); s.BindString(2, resource.GetModality()); s.BindString(3, resource.GetPatientId()); s.BindString(4, resource.GetStudyInstanceUid()); s.BindString(5, resource.GetSeriesInstanceUid()); s.BindString(6, resource.GetSopInstanceUid()); s.BindString(7, resource.GetDate()); s.Run(); } void DatabaseWrapper::GetExportedResourcesInternal(std::list<ExportedResource>& target, bool& done, SQLite::Statement& s, uint32_t maxResults) { target.clear(); while (target.size() < maxResults && s.Step()) { int64_t seq = s.ColumnInt64(0); ResourceType resourceType = static_cast<ResourceType>(s.ColumnInt(1)); std::string publicId = s.ColumnString(2); ExportedResource resource(seq, resourceType, publicId, s.ColumnString(3), // modality s.ColumnString(8), // date s.ColumnString(4), // patient ID s.ColumnString(5), // study instance UID s.ColumnString(6), // series instance UID s.ColumnString(7)); // sop instance UID target.push_back(resource); } done = !(target.size() == maxResults && s.Step()); } void DatabaseWrapper::GetExportedResources(std::list<ExportedResource>& target, bool& done, int64_t since, uint32_t maxResults) { SQLite::Statement s(db_, SQLITE_FROM_HERE, "SELECT * FROM ExportedResources WHERE seq>? ORDER BY seq LIMIT ?"); s.BindInt64(0, since); s.BindInt(1, maxResults + 1); GetExportedResourcesInternal(target, done, s, maxResults); } void DatabaseWrapper::GetLastExportedResource(std::list<ExportedResource>& target) { bool done; // Ignored SQLite::Statement s(db_, SQLITE_FROM_HERE, "SELECT * FROM ExportedResources ORDER BY seq DESC LIMIT 1"); GetExportedResourcesInternal(target, done, s, 1); } int64_t DatabaseWrapper::GetTableRecordCount(const std::string& table) { char buf[128]; sprintf(buf, "SELECT COUNT(*) FROM %s", table.c_str()); SQLite::Statement s(db_, buf); if (!s.Step()) { throw OrthancException(ErrorCode_InternalError); } int64_t c = s.ColumnInt(0); assert(!s.Step()); return c; } uint64_t DatabaseWrapper::GetTotalCompressedSize() { SQLite::Statement s(db_, SQLITE_FROM_HERE, "SELECT SUM(compressedSize) FROM AttachedFiles"); s.Run(); return static_cast<uint64_t>(s.ColumnInt64(0)); } uint64_t DatabaseWrapper::GetTotalUncompressedSize() { SQLite::Statement s(db_, SQLITE_FROM_HERE, "SELECT SUM(uncompressedSize) FROM AttachedFiles"); s.Run(); return static_cast<uint64_t>(s.ColumnInt64(0)); } void DatabaseWrapper::GetAllPublicIds(std::list<std::string>& target, ResourceType resourceType) { SQLite::Statement s(db_, SQLITE_FROM_HERE, "SELECT publicId FROM Resources WHERE resourceType=?"); s.BindInt(0, resourceType); target.clear(); while (s.Step()) { target.push_back(s.ColumnString(0)); } } static void UpgradeDatabase(SQLite::Connection& db, EmbeddedResources::FileResourceId script) { std::string upgrade; EmbeddedResources::GetFileResource(upgrade, script); db.BeginTransaction(); db.Execute(upgrade); db.CommitTransaction(); } DatabaseWrapper::DatabaseWrapper(const std::string& path) : listener_(NULL) { db_.Open(path); Open(); } DatabaseWrapper::DatabaseWrapper() : listener_(NULL) { db_.OpenInMemory(); Open(); } void DatabaseWrapper::Open() { // Performance tuning of SQLite with PRAGMAs // http://www.sqlite.org/pragma.html db_.Execute("PRAGMA SYNCHRONOUS=NORMAL;"); db_.Execute("PRAGMA JOURNAL_MODE=WAL;"); db_.Execute("PRAGMA LOCKING_MODE=EXCLUSIVE;"); db_.Execute("PRAGMA WAL_AUTOCHECKPOINT=1000;"); //db_.Execute("PRAGMA TEMP_STORE=memory"); if (!db_.DoesTableExist("GlobalProperties")) { LOG(INFO) << "Creating the database"; std::string query; EmbeddedResources::GetFileResource(query, EmbeddedResources::PREPARE_DATABASE); db_.Execute(query); } // Check the version of the database std::string version; if (!LookupGlobalProperty(version, GlobalProperty_DatabaseSchemaVersion)) { version = "Unknown"; } bool ok = false; try { LOG(INFO) << "Version of the Orthanc database: " << version; unsigned int v = boost::lexical_cast<unsigned int>(version); // This version of Orthanc is only compatible with versions 3, 4 and 5 of the DB schema ok = (v == 3 || v == 4 || v == 5); if (v == 3) { LOG(WARNING) << "Upgrading database version from 3 to 4"; UpgradeDatabase(db_, EmbeddedResources::UPGRADE_DATABASE_3_TO_4); v = 4; } if (v == 4) { LOG(WARNING) << "Upgrading database version from 4 to 5"; UpgradeDatabase(db_, EmbeddedResources::UPGRADE_DATABASE_4_TO_5); v = 5; } // Sanity check if (ORTHANC_DATABASE_VERSION != v) { throw OrthancException(ErrorCode_InternalError); } } catch (boost::bad_lexical_cast&) { ok = false; } if (!ok) { LOG(ERROR) << "Incompatible version of the Orthanc database: " << version; throw OrthancException(ErrorCode_IncompatibleDatabaseVersion); } signalRemainingAncestor_ = new Internals::SignalRemainingAncestor; db_.Register(signalRemainingAncestor_); } void DatabaseWrapper::SetListener(IDatabaseListener& listener) { listener_ = &listener; db_.Register(new Internals::SignalFileDeleted(listener)); db_.Register(new Internals::SignalResourceDeleted(listener)); } uint64_t DatabaseWrapper::GetResourceCount(ResourceType resourceType) { SQLite::Statement s(db_, SQLITE_FROM_HERE, "SELECT COUNT(*) FROM Resources WHERE resourceType=?"); s.BindInt(0, resourceType); if (!s.Step()) { throw OrthancException(ErrorCode_InternalError); } int64_t c = s.ColumnInt(0); assert(!s.Step()); return c; } bool DatabaseWrapper::SelectPatientToRecycle(int64_t& internalId) { SQLite::Statement s(db_, SQLITE_FROM_HERE, "SELECT patientId FROM PatientRecyclingOrder ORDER BY seq ASC LIMIT 1"); if (!s.Step()) { // No patient remaining or all the patients are protected return false; } else { internalId = s.ColumnInt(0); return true; } } bool DatabaseWrapper::SelectPatientToRecycle(int64_t& internalId, int64_t patientIdToAvoid) { SQLite::Statement s(db_, SQLITE_FROM_HERE, "SELECT patientId FROM PatientRecyclingOrder " "WHERE patientId != ? ORDER BY seq ASC LIMIT 1"); s.BindInt64(0, patientIdToAvoid); if (!s.Step()) { // No patient remaining or all the patients are protected return false; } else { internalId = s.ColumnInt(0); return true; } } bool DatabaseWrapper::IsProtectedPatient(int64_t internalId) { SQLite::Statement s(db_, SQLITE_FROM_HERE, "SELECT * FROM PatientRecyclingOrder WHERE patientId = ?"); s.BindInt64(0, internalId); return !s.Step(); } void DatabaseWrapper::SetProtectedPatient(int64_t internalId, bool isProtected) { if (isProtected) { SQLite::Statement s(db_, SQLITE_FROM_HERE, "DELETE FROM PatientRecyclingOrder WHERE patientId=?"); s.BindInt64(0, internalId); s.Run(); } else if (IsProtectedPatient(internalId)) { SQLite::Statement s(db_, SQLITE_FROM_HERE, "INSERT INTO PatientRecyclingOrder VALUES(NULL, ?)"); s.BindInt64(0, internalId); s.Run(); } else { // Nothing to do: The patient is already unprotected } } void DatabaseWrapper::ClearTable(const std::string& tableName) { db_.Execute("DELETE FROM " + tableName); } bool DatabaseWrapper::IsExistingResource(int64_t internalId) { SQLite::Statement s(db_, SQLITE_FROM_HERE, "SELECT * FROM Resources WHERE internalId=?"); s.BindInt64(0, internalId); return s.Step(); } void DatabaseWrapper::LookupIdentifier(std::list<int64_t>& target, const DicomTag& tag, const std::string& value) { if (!tag.IsIdentifier()) { throw OrthancException(ErrorCode_ParameterOutOfRange); } SQLite::Statement s(db_, SQLITE_FROM_HERE, "SELECT id FROM DicomIdentifiers WHERE tagGroup=? AND tagElement=? and value=?"); s.BindInt(0, tag.GetGroup()); s.BindInt(1, tag.GetElement()); s.BindString(2, value); target.clear(); while (s.Step()) { target.push_back(s.ColumnInt64(0)); } } void DatabaseWrapper::LookupIdentifier(std::list<int64_t>& target, const std::string& value) { SQLite::Statement s(db_, SQLITE_FROM_HERE, "SELECT id FROM DicomIdentifiers WHERE value=?"); s.BindString(0, value); target.clear(); while (s.Step()) { target.push_back(s.ColumnInt64(0)); } } void DatabaseWrapper::GetAllMetadata(std::map<MetadataType, std::string>& target, int64_t id) { target.clear(); SQLite::Statement s(db_, SQLITE_FROM_HERE, "SELECT type, value FROM Metadata WHERE id=?"); s.BindInt64(0, id); while (s.Step()) { MetadataType key = static_cast<MetadataType>(s.ColumnInt(0)); target[key] = s.ColumnString(1); } } }