Mercurial > hg > orthanc
annotate Core/DicomFormat/DicomInstanceHasher.cpp @ 2044:0f35383dd6cc
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| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Thu, 23 Jun 2016 17:32:01 +0200 |
| parents | b1291df2f780 |
| children | a3a65de1840f |
| rev | line source |
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| 178 | 1 /** |
| 2 * Orthanc - A Lightweight, RESTful DICOM Store | |
| 1900 | 3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics |
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4 * Department, University Hospital of Liege, Belgium |
| 178 | 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 | |
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32 |
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33 #include "../PrecompiledHeaders.h" |
| 178 | 34 #include "DicomInstanceHasher.h" |
| 35 | |
| 36 #include "../OrthancException.h" | |
| 37 #include "../Toolbox.h" | |
| 38 | |
| 39 namespace Orthanc | |
| 40 { | |
| 315 | 41 void DicomInstanceHasher::Setup(const std::string& patientId, |
| 42 const std::string& studyUid, | |
| 43 const std::string& seriesUid, | |
| 44 const std::string& instanceUid) | |
| 178 | 45 { |
| 315 | 46 patientId_ = patientId; |
| 47 studyUid_ = studyUid; | |
| 48 seriesUid_ = seriesUid; | |
| 49 instanceUid_ = instanceUid; | |
| 178 | 50 |
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51 if (studyUid_.size() == 0 || |
| 178 | 52 seriesUid_.size() == 0 || |
| 179 | 53 instanceUid_.size() == 0) |
| 178 | 54 { |
| 55 throw OrthancException(ErrorCode_BadFileFormat); | |
| 56 } | |
| 57 } | |
| 58 | |
| 315 | 59 DicomInstanceHasher::DicomInstanceHasher(const DicomMap& instance) |
| 60 { | |
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61 const DicomValue* patientId = instance.TestAndGetValue(DICOM_TAG_PATIENT_ID); |
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62 |
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63 Setup(patientId == NULL ? "" : patientId->GetContent(), |
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64 instance.GetValue(DICOM_TAG_STUDY_INSTANCE_UID).GetContent(), |
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65 instance.GetValue(DICOM_TAG_SERIES_INSTANCE_UID).GetContent(), |
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66 instance.GetValue(DICOM_TAG_SOP_INSTANCE_UID).GetContent()); |
| 315 | 67 } |
| 68 | |
| 179 | 69 const std::string& DicomInstanceHasher::HashPatient() |
| 178 | 70 { |
| 179 | 71 if (patientHash_.size() == 0) |
| 72 { | |
| 73 Toolbox::ComputeSHA1(patientHash_, patientId_); | |
| 74 } | |
| 75 | |
| 76 return patientHash_; | |
| 178 | 77 } |
| 78 | |
| 179 | 79 const std::string& DicomInstanceHasher::HashStudy() |
| 178 | 80 { |
| 179 | 81 if (studyHash_.size() == 0) |
| 82 { | |
| 83 Toolbox::ComputeSHA1(studyHash_, patientId_ + "|" + studyUid_); | |
| 84 } | |
| 85 | |
| 86 return studyHash_; | |
| 178 | 87 } |
| 88 | |
| 179 | 89 const std::string& DicomInstanceHasher::HashSeries() |
| 178 | 90 { |
| 179 | 91 if (seriesHash_.size() == 0) |
| 92 { | |
| 93 Toolbox::ComputeSHA1(seriesHash_, patientId_ + "|" + studyUid_ + "|" + seriesUid_); | |
| 94 } | |
| 95 | |
| 96 return seriesHash_; | |
| 178 | 97 } |
| 98 | |
| 179 | 99 const std::string& DicomInstanceHasher::HashInstance() |
| 178 | 100 { |
| 179 | 101 if (instanceHash_.size() == 0) |
| 102 { | |
| 103 Toolbox::ComputeSHA1(instanceHash_, patientId_ + "|" + studyUid_ + "|" + seriesUid_ + "|" + instanceUid_); | |
| 104 } | |
| 105 | |
| 106 return instanceHash_; | |
| 178 | 107 } |
| 108 } |