Mercurial > hg > orthanc
annotate Resources/Samples/Python/ChangesLoop.py @ 2406:f0cfacd0c9b8
Orthanc framework: ORTHANC_SANDBOXED parameter
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Wed, 20 Sep 2017 16:28:27 +0200 |
parents | a3a65de1840f |
children | 878b59270859 |
rev | line source |
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340 | 1 #!/usr/bin/python |
2 | |
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3 # Orthanc - A Lightweight, RESTful DICOM Store |
1900 | 4 # Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics |
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5 # Department, University Hospital of Liege, Belgium |
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6 # Copyright (C) 2017 Osimis, Belgium |
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7 # |
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8 # This program is free software: you can redistribute it and/or |
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9 # modify it under the terms of the GNU General Public License as |
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10 # published by the Free Software Foundation, either version 3 of the |
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11 # License, or (at your option) any later version. |
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12 # |
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13 # This program is distributed in the hope that it will be useful, but |
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14 # WITHOUT ANY WARRANTY; without even the implied warranty of |
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15 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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16 # General Public License for more details. |
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17 # |
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18 # You should have received a copy of the GNU General Public License |
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19 # along with this program. If not, see <http://www.gnu.org/licenses/>. |
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20 |
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21 |
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22 |
340 | 23 import time |
24 import sys | |
25 import RestToolbox | |
26 | |
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27 |
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28 ## |
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29 ## Print help message |
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30 ## |
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31 |
340 | 32 if len(sys.argv) != 3: |
33 print(""" | |
34 Sample script that continuously monitors the arrival of new DICOM | |
35 images into Orthanc (through the Changes API). | |
36 | |
37 Usage: %s [hostname] [HTTP port] | |
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38 For instance: %s 127.0.0.1 8042 |
340 | 39 """ % (sys.argv[0], sys.argv[0])) |
40 exit(-1) | |
41 | |
42 URL = 'http://%s:%d' % (sys.argv[1], int(sys.argv[2])) | |
43 | |
44 | |
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45 |
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46 ## |
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47 ## The following function is called each time a new instance is |
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48 ## received. |
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49 ## |
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50 |
340 | 51 def NewInstanceReceived(path): |
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52 global URL |
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53 patientName = RestToolbox.DoGet(URL + path + '/content/PatientName') |
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54 |
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55 # Remove the possible trailing characters due to DICOM padding |
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56 patientName = patientName.strip() |
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57 |
1184 | 58 print('New instance received for patient "%s": "%s"' % (patientName, path)) |
340 | 59 |
60 | |
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61 |
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62 ## |
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63 ## Main loop that listens to the changes API. |
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64 ## |
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65 |
340 | 66 current = 0 |
67 while True: | |
68 r = RestToolbox.DoGet(URL + '/changes', { | |
69 'since' : current, | |
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70 'limit' : 4 # Retrieve at most 4 changes at once |
340 | 71 }) |
72 | |
73 for change in r['Changes']: | |
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74 # We are only interested interested in the arrival of new instances |
340 | 75 if change['ChangeType'] == 'NewInstance': |
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76 # Call the callback function |
340 | 77 path = change['Path'] |
78 NewInstanceReceived(path) | |
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79 |
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80 # Delete the instance once it has been discovered |
340 | 81 RestToolbox.DoDelete(URL + path) |
82 | |
83 current = r['Last'] | |
84 | |
85 if r['Done']: | |
1184 | 86 print('Everything has been processed: Waiting...') |
340 | 87 time.sleep(1) |