Mercurial > hg > orthanc
view Core/DicomFormat/DicomInstanceHasher.cpp @ 1382:1cd2e09cb0e5
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author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Fri, 29 May 2015 14:46:06 +0200 |
parents | 6e7e5ed91c2d |
children | ec66a16aa398 |
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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 "../PrecompiledHeaders.h" #include "DicomInstanceHasher.h" #include "../OrthancException.h" #include "../Toolbox.h" namespace Orthanc { void DicomInstanceHasher::Setup(const std::string& patientId, const std::string& studyUid, const std::string& seriesUid, const std::string& instanceUid) { patientId_ = patientId; studyUid_ = studyUid; seriesUid_ = seriesUid; instanceUid_ = instanceUid; if (studyUid_.size() == 0 || seriesUid_.size() == 0 || instanceUid_.size() == 0) { throw OrthancException(ErrorCode_BadFileFormat); } } DicomInstanceHasher::DicomInstanceHasher(const DicomMap& instance) { const DicomValue* patientId = instance.TestAndGetValue(DICOM_TAG_PATIENT_ID); Setup(patientId == NULL ? "" : patientId->AsString(), instance.GetValue(DICOM_TAG_STUDY_INSTANCE_UID).AsString(), instance.GetValue(DICOM_TAG_SERIES_INSTANCE_UID).AsString(), instance.GetValue(DICOM_TAG_SOP_INSTANCE_UID).AsString()); } const std::string& DicomInstanceHasher::HashPatient() { if (patientHash_.size() == 0) { Toolbox::ComputeSHA1(patientHash_, patientId_); } return patientHash_; } const std::string& DicomInstanceHasher::HashStudy() { if (studyHash_.size() == 0) { Toolbox::ComputeSHA1(studyHash_, patientId_ + "|" + studyUid_); } return studyHash_; } const std::string& DicomInstanceHasher::HashSeries() { if (seriesHash_.size() == 0) { Toolbox::ComputeSHA1(seriesHash_, patientId_ + "|" + studyUid_ + "|" + seriesUid_); } return seriesHash_; } const std::string& DicomInstanceHasher::HashInstance() { if (instanceHash_.size() == 0) { Toolbox::ComputeSHA1(instanceHash_, patientId_ + "|" + studyUid_ + "|" + seriesUid_ + "|" + instanceUid_); } return instanceHash_; } }