129 lines
3.8 KiB
C++
129 lines
3.8 KiB
C++
/**
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* Orthanc - A Lightweight, RESTful DICOM Store
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* Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
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* Department, University Hospital of Liege, Belgium
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* Copyright (C) 2017-2023 Osimis S.A., Belgium
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* Copyright (C) 2024-2025 Orthanc Team SRL, Belgium
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* Copyright (C) 2021-2025 Sebastien Jodogne, ICTEAM UCLouvain, Belgium
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*
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* This program is free software: you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public License
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* as published by the Free Software Foundation, either version 3 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this program. If not, see
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* <http://www.gnu.org/licenses/>.
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**/
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#include "../PrecompiledHeaders.h"
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#include "DicomInstanceHasher.h"
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#include "../OrthancException.h"
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#include "../Toolbox.h"
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namespace Orthanc
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{
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void DicomInstanceHasher::Setup(const std::string& patientId,
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const std::string& studyUid,
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const std::string& seriesUid,
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const std::string& instanceUid)
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{
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patientId_ = patientId;
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studyUid_ = studyUid;
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seriesUid_ = seriesUid;
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instanceUid_ = instanceUid;
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if (studyUid_.size() == 0 ||
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seriesUid_.size() == 0 ||
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instanceUid_.size() == 0)
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{
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throw OrthancException(ErrorCode_BadFileFormat, "missing StudyInstanceUID, SeriesInstanceUID or SOPInstanceUID");
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}
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}
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DicomInstanceHasher::DicomInstanceHasher(const DicomMap& instance)
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{
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const DicomValue* patientId = instance.TestAndGetValue(DICOM_TAG_PATIENT_ID);
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Setup(patientId == NULL ? "" : patientId->GetContent(),
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instance.GetValue(DICOM_TAG_STUDY_INSTANCE_UID).GetContent(),
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instance.GetValue(DICOM_TAG_SERIES_INSTANCE_UID).GetContent(),
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instance.GetValue(DICOM_TAG_SOP_INSTANCE_UID).GetContent());
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}
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DicomInstanceHasher::DicomInstanceHasher(const std::string &patientId,
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const std::string &studyUid,
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const std::string &seriesUid,
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const std::string &instanceUid)
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{
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Setup(patientId, studyUid, seriesUid, instanceUid);
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}
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const std::string &DicomInstanceHasher::GetPatientId() const
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{
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return patientId_;
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}
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const std::string &DicomInstanceHasher::GetStudyUid() const
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{
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return studyUid_;
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}
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const std::string &DicomInstanceHasher::GetSeriesUid() const
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{
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return seriesUid_;
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}
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const std::string &DicomInstanceHasher::GetInstanceUid() const
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{
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return instanceUid_;
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}
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const std::string& DicomInstanceHasher::HashPatient() const
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{
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if (patientHash_.size() == 0)
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{
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Toolbox::ComputeSHA1(patientHash_, patientId_);
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}
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return patientHash_;
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}
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const std::string& DicomInstanceHasher::HashStudy() const
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{
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if (studyHash_.size() == 0)
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{
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Toolbox::ComputeSHA1(studyHash_, patientId_ + "|" + studyUid_);
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}
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return studyHash_;
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}
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const std::string& DicomInstanceHasher::HashSeries() const
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{
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if (seriesHash_.size() == 0)
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{
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Toolbox::ComputeSHA1(seriesHash_, patientId_ + "|" + studyUid_ + "|" + seriesUid_);
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}
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return seriesHash_;
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}
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const std::string& DicomInstanceHasher::HashInstance() const
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{
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if (instanceHash_.size() == 0)
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{
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Toolbox::ComputeSHA1(instanceHash_, patientId_ + "|" + studyUid_ + "|" + seriesUid_ + "|" + instanceUid_);
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}
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return instanceHash_;
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}
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}
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