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comparison OrthancFramework/Sources/DicomFormat/DicomInstanceHasher.cpp @ 4044:d25f4c0fa160 framework

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splitting code into OrthancFramework and OrthancServer
author Sebastien Jodogne <s.jodogne@gmail.com>
date Wed, 10 Jun 2020 20:30:34 +0200
parents Core/DicomFormat/DicomInstanceHasher.cpp@94f4a18a79cc
children bf7b9edf6b81
comparison
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4043:6c6239aec462 4044:d25f4c0fa160
1 /**
2 * Orthanc - A Lightweight, RESTful DICOM Store
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
4 * Department, University Hospital of Liege, Belgium
5 * Copyright (C) 2017-2020 Osimis S.A., Belgium
6 *
7 * This program is free software: you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License as
9 * published by the Free Software Foundation, either version 3 of the
10 * License, or (at your option) any later version.
11 *
12 * In addition, as a special exception, the copyright holders of this
13 * program give permission to link the code of its release with the
14 * OpenSSL project's "OpenSSL" library (or with modified versions of it
15 * that use the same license as the "OpenSSL" library), and distribute
16 * the linked executables. You must obey the GNU General Public License
17 * in all respects for all of the code used other than "OpenSSL". If you
18 * modify file(s) with this exception, you may extend this exception to
19 * your version of the file(s), but you are not obligated to do so. If
20 * you do not wish to do so, delete this exception statement from your
21 * version. If you delete this exception statement from all source files
22 * in the program, then also delete it here.
23 *
24 * This program is distributed in the hope that it will be useful, but
25 * WITHOUT ANY WARRANTY; without even the implied warranty of
26 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
27 * General Public License for more details.
28 *
29 * You should have received a copy of the GNU General Public License
30 * along with this program. If not, see <http://www.gnu.org/licenses/>.
31 **/
32
33
34 #include "../PrecompiledHeaders.h"
35 #include "DicomInstanceHasher.h"
36
37 #include "../OrthancException.h"
38 #include "../Toolbox.h"
39
40 namespace Orthanc
41 {
42 void DicomInstanceHasher::Setup(const std::string& patientId,
43 const std::string& studyUid,
44 const std::string& seriesUid,
45 const std::string& instanceUid)
46 {
47 patientId_ = patientId;
48 studyUid_ = studyUid;
49 seriesUid_ = seriesUid;
50 instanceUid_ = instanceUid;
51
52 if (studyUid_.size() == 0 ||
53 seriesUid_.size() == 0 ||
54 instanceUid_.size() == 0)
55 {
56 throw OrthancException(ErrorCode_BadFileFormat, "missing StudyInstanceUID, SeriesInstanceUID or SOPInstanceUID");
57 }
58 }
59
60 DicomInstanceHasher::DicomInstanceHasher(const DicomMap& instance)
61 {
62 const DicomValue* patientId = instance.TestAndGetValue(DICOM_TAG_PATIENT_ID);
63
64 Setup(patientId == NULL ? "" : patientId->GetContent(),
65 instance.GetValue(DICOM_TAG_STUDY_INSTANCE_UID).GetContent(),
66 instance.GetValue(DICOM_TAG_SERIES_INSTANCE_UID).GetContent(),
67 instance.GetValue(DICOM_TAG_SOP_INSTANCE_UID).GetContent());
68 }
69
70 const std::string& DicomInstanceHasher::HashPatient()
71 {
72 if (patientHash_.size() == 0)
73 {
74 Toolbox::ComputeSHA1(patientHash_, patientId_);
75 }
76
77 return patientHash_;
78 }
79
80 const std::string& DicomInstanceHasher::HashStudy()
81 {
82 if (studyHash_.size() == 0)
83 {
84 Toolbox::ComputeSHA1(studyHash_, patientId_ + "|" + studyUid_);
85 }
86
87 return studyHash_;
88 }
89
90 const std::string& DicomInstanceHasher::HashSeries()
91 {
92 if (seriesHash_.size() == 0)
93 {
94 Toolbox::ComputeSHA1(seriesHash_, patientId_ + "|" + studyUid_ + "|" + seriesUid_);
95 }
96
97 return seriesHash_;
98 }
99
100 const std::string& DicomInstanceHasher::HashInstance()
101 {
102 if (instanceHash_.size() == 0)
103 {
104 Toolbox::ComputeSHA1(instanceHash_, patientId_ + "|" + studyUid_ + "|" + seriesUid_ + "|" + instanceUid_);
105 }
106
107 return instanceHash_;
108 }
109 }