Mercurial > hg > orthanc
annotate Resources/Samples/Python/ContinuousPatientAnonymization.py @ 2208:90ea60bee5ff
New metadata automatically computed at the instance level: "SopClassUid"
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Fri, 09 Dec 2016 14:48:31 +0100 |
| parents | 65b1ce7cb84f |
| children | a3a65de1840f |
| 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 |
| 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 # This program is distributed in the hope that it will be useful, but | |
| 13 # WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 15 # General Public License for more details. | |
| 16 # | |
| 17 # You should have received a copy of the GNU General Public License | |
| 18 # along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 19 | |
| 20 | |
| 21 | |
| 22 import time | |
| 23 import sys | |
| 24 import RestToolbox | |
| 25 import md5 | |
| 26 | |
| 27 | |
| 28 ## | |
| 29 ## Print help message | |
| 30 ## | |
| 31 | |
| 32 if len(sys.argv) != 3: | |
| 33 print(""" | |
| 34 Sample script that anonymizes patients in real-time. A patient gets | |
| 35 anonymized as soon as she gets stable (i.e. when no DICOM instance has | |
| 36 been received for this patient for a sufficient amount of time - cf. | |
| 37 the configuration option "StableAge"). | |
| 38 | |
| 39 Usage: %s [hostname] [HTTP port] | |
|
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65b1ce7cb84f
Replaced "localhost" by "127.0.0.1", as it might impact performance on Windows
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1900
diff
changeset
|
40 For instance: %s 127.0.0.1 8042 |
| 1340 | 41 """ % (sys.argv[0], sys.argv[0])) |
| 42 exit(-1) | |
| 43 | |
| 44 URL = 'http://%s:%d' % (sys.argv[1], int(sys.argv[2])) | |
| 45 | |
| 46 | |
| 47 | |
| 48 ## | |
| 49 ## The following function is called whenever a patient gets stable | |
| 50 ## | |
| 51 | |
| 52 COUNT = 1 | |
| 53 | |
| 54 def AnonymizePatient(path): | |
| 55 global URL | |
| 56 global COUNT | |
| 57 | |
| 58 patient = RestToolbox.DoGet(URL + path) | |
| 59 patientID = patient['MainDicomTags']['PatientID'] | |
| 60 | |
| 61 # Ignore anonymized patients | |
| 62 if not 'AnonymizedFrom' in patient: | |
| 63 print('Patient with ID "%s" is stabilized: anonymizing it...' % (patientID)) | |
| 64 | |
| 65 # The PatientID after anonymization is taken as the 8 first | |
| 66 # characters from the MD5 hash of the original PatientID | |
| 67 anonymizedID = md5.new(patientID).hexdigest()[:8] | |
| 68 anonymizedName = 'Anonymized patient %d' % COUNT | |
| 69 COUNT += 1 | |
| 70 | |
| 71 RestToolbox.DoPost(URL + path + '/anonymize', | |
| 72 { 'Replace' : { 'PatientID' : anonymizedID, | |
| 73 'PatientName' : anonymizedName } }) | |
| 74 | |
| 75 # Delete the source patient after the anonymization | |
| 76 RestToolbox.DoDelete(URL + change['Path']) | |
| 77 | |
| 78 | |
| 79 | |
| 80 ## | |
| 81 ## Main loop that listens to the changes API. | |
| 82 ## | |
| 83 | |
| 84 current = 0 | |
| 85 while True: | |
| 86 r = RestToolbox.DoGet(URL + '/changes', { | |
| 87 'since' : current, | |
| 88 'limit' : 4 # Retrieve at most 4 changes at once | |
| 89 }) | |
| 90 | |
| 91 for change in r['Changes']: | |
| 92 if change['ChangeType'] == 'StablePatient': | |
| 93 AnonymizePatient(change['Path']) | |
| 94 | |
| 95 current = r['Last'] | |
| 96 | |
| 97 if r['Done']: | |
| 98 print('Everything has been processed: Waiting...') | |
| 99 time.sleep(1) |