Mercurial > hg > orthanc-stone
annotate Resources/Orthanc/Core/DicomFormat/DicomInstanceHasher.cpp @ 200:03afbee0cc7b
integration of Orthanc core into Stone
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Fri, 23 Mar 2018 11:04:03 +0100 |
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1 /** |
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2 * Orthanc - A Lightweight, RESTful DICOM Store |
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3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics |
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4 * Department, University Hospital of Liege, Belgium |
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5 * Copyright (C) 2017-2018 Osimis S.A., Belgium |
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6 * |
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7 * This program is free software: you can redistribute it and/or |
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8 * modify it under the terms of the GNU General Public License as |
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9 * published by the Free Software Foundation, either version 3 of the |
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10 * License, or (at your option) any later version. |
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11 * |
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12 * In addition, as a special exception, the copyright holders of this |
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13 * program give permission to link the code of its release with the |
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14 * OpenSSL project's "OpenSSL" library (or with modified versions of it |
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15 * that use the same license as the "OpenSSL" library), and distribute |
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16 * the linked executables. You must obey the GNU General Public License |
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17 * in all respects for all of the code used other than "OpenSSL". If you |
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18 * modify file(s) with this exception, you may extend this exception to |
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19 * your version of the file(s), but you are not obligated to do so. If |
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20 * you do not wish to do so, delete this exception statement from your |
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21 * version. If you delete this exception statement from all source files |
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22 * in the program, then also delete it here. |
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23 * |
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24 * This program is distributed in the hope that it will be useful, but |
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25 * WITHOUT ANY WARRANTY; without even the implied warranty of |
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26 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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27 * General Public License for more details. |
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28 * |
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29 * You should have received a copy of the GNU General Public License |
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30 * along with this program. If not, see <http://www.gnu.org/licenses/>. |
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31 **/ |
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32 |
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33 |
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34 #include "../PrecompiledHeaders.h" |
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35 #include "DicomInstanceHasher.h" |
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36 |
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37 #include "../OrthancException.h" |
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38 #include "../Toolbox.h" |
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39 |
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40 namespace Orthanc |
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41 { |
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42 void DicomInstanceHasher::Setup(const std::string& patientId, |
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43 const std::string& studyUid, |
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44 const std::string& seriesUid, |
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45 const std::string& instanceUid) |
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46 { |
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47 patientId_ = patientId; |
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48 studyUid_ = studyUid; |
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49 seriesUid_ = seriesUid; |
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50 instanceUid_ = instanceUid; |
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51 |
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52 if (studyUid_.size() == 0 || |
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53 seriesUid_.size() == 0 || |
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54 instanceUid_.size() == 0) |
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55 { |
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56 throw OrthancException(ErrorCode_BadFileFormat); |
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57 } |
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58 } |
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59 |
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60 DicomInstanceHasher::DicomInstanceHasher(const DicomMap& instance) |
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61 { |
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62 const DicomValue* patientId = instance.TestAndGetValue(DICOM_TAG_PATIENT_ID); |
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63 |
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64 Setup(patientId == NULL ? "" : patientId->GetContent(), |
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65 instance.GetValue(DICOM_TAG_STUDY_INSTANCE_UID).GetContent(), |
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66 instance.GetValue(DICOM_TAG_SERIES_INSTANCE_UID).GetContent(), |
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67 instance.GetValue(DICOM_TAG_SOP_INSTANCE_UID).GetContent()); |
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68 } |
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69 |
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70 const std::string& DicomInstanceHasher::HashPatient() |
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71 { |
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72 if (patientHash_.size() == 0) |
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73 { |
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74 Toolbox::ComputeSHA1(patientHash_, patientId_); |
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75 } |
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76 |
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77 return patientHash_; |
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78 } |
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79 |
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80 const std::string& DicomInstanceHasher::HashStudy() |
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81 { |
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82 if (studyHash_.size() == 0) |
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83 { |
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84 Toolbox::ComputeSHA1(studyHash_, patientId_ + "|" + studyUid_); |
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85 } |
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86 |
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87 return studyHash_; |
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88 } |
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89 |
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90 const std::string& DicomInstanceHasher::HashSeries() |
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91 { |
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92 if (seriesHash_.size() == 0) |
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93 { |
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94 Toolbox::ComputeSHA1(seriesHash_, patientId_ + "|" + studyUid_ + "|" + seriesUid_); |
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95 } |
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96 |
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97 return seriesHash_; |
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98 } |
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99 |
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100 const std::string& DicomInstanceHasher::HashInstance() |
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101 { |
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102 if (instanceHash_.size() == 0) |
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103 { |
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104 Toolbox::ComputeSHA1(instanceHash_, patientId_ + "|" + studyUid_ + "|" + seriesUid_ + "|" + instanceUid_); |
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105 } |
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106 |
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107 return instanceHash_; |
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108 } |
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109 } |