Mercurial > hg > orthanc
annotate OrthancServer/Resources/Samples/Python/ContinuousPatientAnonymization.py @ 4864:09d06d99745c openssl-3.x
integration mainline->openssl-3.x
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Fri, 24 Dec 2021 17:18:06 +0100 |
| parents | ffc03a1d60c3 |
| children | 43e613a7756b |
| rev | line source |
|---|---|
| 1340 | 1 #!/usr/bin/python |
| 2 | |
| 3 # Orthanc - A Lightweight, RESTful DICOM Store | |
| 1900 | 4 # Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics |
| 1340 | 5 # Department, University Hospital of Liege, Belgium |
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6 # Copyright (C) 2017-2021 Osimis S.A., Belgium |
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7 # Copyright (C) 2021-2021 Sebastien Jodogne, ICTEAM UCLouvain, Belgium |
| 1340 | 8 # |
| 9 # This program is free software: you can redistribute it and/or | |
| 10 # modify it under the terms of the GNU General Public License as | |
| 11 # published by the Free Software Foundation, either version 3 of the | |
| 12 # License, or (at your option) any later version. | |
| 13 # | |
| 14 # This program is distributed in the hope that it will be useful, but | |
| 15 # WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 16 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 17 # General Public License for more details. | |
| 18 # | |
| 19 # You should have received a copy of the GNU General Public License | |
| 20 # along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 21 | |
| 22 | |
| 23 | |
| 24 import time | |
| 25 import sys | |
| 26 import RestToolbox | |
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27 import hashlib |
| 1340 | 28 |
| 29 | |
| 30 ## | |
| 31 ## Print help message | |
| 32 ## | |
| 33 | |
| 34 if len(sys.argv) != 3: | |
| 35 print(""" | |
| 36 Sample script that anonymizes patients in real-time. A patient gets | |
| 37 anonymized as soon as she gets stable (i.e. when no DICOM instance has | |
| 38 been received for this patient for a sufficient amount of time - cf. | |
| 39 the configuration option "StableAge"). | |
| 40 | |
| 41 Usage: %s [hostname] [HTTP port] | |
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42 For instance: %s 127.0.0.1 8042 |
| 1340 | 43 """ % (sys.argv[0], sys.argv[0])) |
| 44 exit(-1) | |
| 45 | |
| 46 URL = 'http://%s:%d' % (sys.argv[1], int(sys.argv[2])) | |
| 47 | |
| 48 | |
| 49 | |
| 50 ## | |
| 51 ## The following function is called whenever a patient gets stable | |
| 52 ## | |
| 53 | |
| 54 COUNT = 1 | |
| 55 | |
| 56 def AnonymizePatient(path): | |
| 57 global URL | |
| 58 global COUNT | |
| 59 | |
| 60 patient = RestToolbox.DoGet(URL + path) | |
| 61 patientID = patient['MainDicomTags']['PatientID'] | |
| 62 | |
| 63 # Ignore anonymized patients | |
| 64 if not 'AnonymizedFrom' in patient: | |
| 65 print('Patient with ID "%s" is stabilized: anonymizing it...' % (patientID)) | |
| 66 | |
| 67 # The PatientID after anonymization is taken as the 8 first | |
| 68 # characters from the MD5 hash of the original PatientID | |
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parents:
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69 h = hashlib.md5(patientID.encode('ascii')) |
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parents:
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70 anonymizedID = h.hexdigest()[:8] |
| 1340 | 71 anonymizedName = 'Anonymized patient %d' % COUNT |
| 72 COUNT += 1 | |
| 73 | |
| 74 RestToolbox.DoPost(URL + path + '/anonymize', | |
| 75 { 'Replace' : { 'PatientID' : anonymizedID, | |
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76 'PatientName' : anonymizedName }, |
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parents:
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77 'Force' : True }) |
| 1340 | 78 |
| 79 # Delete the source patient after the anonymization | |
| 80 RestToolbox.DoDelete(URL + change['Path']) | |
| 81 | |
| 82 | |
| 83 | |
| 84 ## | |
| 85 ## Main loop that listens to the changes API. | |
| 86 ## | |
| 87 | |
| 88 current = 0 | |
| 89 while True: | |
| 90 r = RestToolbox.DoGet(URL + '/changes', { | |
| 91 'since' : current, | |
| 92 'limit' : 4 # Retrieve at most 4 changes at once | |
| 93 }) | |
| 94 | |
| 95 for change in r['Changes']: | |
| 96 if change['ChangeType'] == 'StablePatient': | |
| 97 AnonymizePatient(change['Path']) | |
| 98 | |
| 99 current = r['Last'] | |
| 100 | |
| 101 if r['Done']: | |
| 102 print('Everything has been processed: Waiting...') | |
| 103 time.sleep(1) |