Mercurial > hg > orthanc
view OrthancServer/Resources/Samples/Python/ContinuousPatientAnonymization.py @ 5736:264d84c1936a
fix
author | Alain Mazy <am@orthanc.team> |
---|---|
date | Tue, 30 Jul 2024 06:06:21 +0200 |
parents | f7adfb22e20e |
children |
line wrap: on
line source
#!/usr/bin/python # Orthanc - A Lightweight, RESTful DICOM Store # Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics # Department, University Hospital of Liege, Belgium # Copyright (C) 2017-2023 Osimis S.A., Belgium # Copyright (C) 2024-2024 Orthanc Team SRL, Belgium # Copyright (C) 2021-2024 Sebastien Jodogne, ICTEAM UCLouvain, 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. # # 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/>. import time import sys import RestToolbox import hashlib ## ## Print help message ## if len(sys.argv) != 3: print(""" Sample script that anonymizes patients in real-time. A patient gets anonymized as soon as she gets stable (i.e. when no DICOM instance has been received for this patient for a sufficient amount of time - cf. the configuration option "StableAge"). Usage: %s [hostname] [HTTP port] For instance: %s 127.0.0.1 8042 """ % (sys.argv[0], sys.argv[0])) exit(-1) URL = 'http://%s:%d' % (sys.argv[1], int(sys.argv[2])) ## ## The following function is called whenever a patient gets stable ## COUNT = 1 def AnonymizePatient(path): global URL global COUNT patient = RestToolbox.DoGet(URL + path) patientID = patient['MainDicomTags']['PatientID'] # Ignore anonymized patients if not 'AnonymizedFrom' in patient: print('Patient with ID "%s" is stabilized: anonymizing it...' % (patientID)) # The PatientID after anonymization is taken as the 8 first # characters from the MD5 hash of the original PatientID h = hashlib.md5(patientID.encode('ascii')) anonymizedID = h.hexdigest()[:8] anonymizedName = 'Anonymized patient %d' % COUNT COUNT += 1 RestToolbox.DoPost(URL + path + '/anonymize', { 'Replace' : { 'PatientID' : anonymizedID, 'PatientName' : anonymizedName }, 'Force' : True }) # Delete the source patient after the anonymization RestToolbox.DoDelete(URL + change['Path']) ## ## Main loop that listens to the changes API. ## current = 0 while True: r = RestToolbox.DoGet(URL + '/changes', { 'since' : current, 'limit' : 4 # Retrieve at most 4 changes at once }) for change in r['Changes']: if change['ChangeType'] == 'StablePatient': AnonymizePatient(change['Path']) current = r['Last'] if r['Done']: print('Everything has been processed: Waiting...') time.sleep(1)