Mercurial > hg > orthanc

annotate OrthancServer/Resources/Samples/Python/ChangesLoop.py @ 5287:c04230962098 am-experimental

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
wip: 'dicomWeb' json format + 'include' get arguments
author Alain Mazy <am@osimis.io>
date Fri, 28 Apr 2023 10:42:27 +0200
parents 0ea402b4d901
children 48b8dae6dc77
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
340
61f6a3d66b85 changes loop sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
1 #!/usr/bin/python
61f6a3d66b85 changes loop sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
2
747
44382c8bcd15 added explicit licensing terms for samples
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 341
diff changeset
3 # Orthanc - A Lightweight, RESTful DICOM Store
1900
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
4 # Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
1288
6e7e5ed91c2d upgrade to year 2015
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1184
diff changeset
5 # Department, University Hospital of Liege, Belgium
5185
0ea402b4d901 upgrade to year 2023
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4870
diff changeset
6 # Copyright (C) 2017-2023 Osimis S.A., Belgium
0ea402b4d901 upgrade to year 2023
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4870
diff changeset
7 # Copyright (C) 2021-2023 Sebastien Jodogne, ICTEAM UCLouvain, Belgium
747
44382c8bcd15 added explicit licensing terms for samples
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 341
diff changeset
8 #
44382c8bcd15 added explicit licensing terms for samples
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 341
diff changeset
9 # This program is free software: you can redistribute it and/or
44382c8bcd15 added explicit licensing terms for samples
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 341
diff changeset
10 # modify it under the terms of the GNU General Public License as
44382c8bcd15 added explicit licensing terms for samples
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 341
diff changeset
11 # published by the Free Software Foundation, either version 3 of the
44382c8bcd15 added explicit licensing terms for samples
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 341
diff changeset
12 # License, or (at your option) any later version.
44382c8bcd15 added explicit licensing terms for samples
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 341
diff changeset
13 #
44382c8bcd15 added explicit licensing terms for samples
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 341
diff changeset
14 # This program is distributed in the hope that it will be useful, but
44382c8bcd15 added explicit licensing terms for samples
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 341
diff changeset
15 # WITHOUT ANY WARRANTY; without even the implied warranty of
44382c8bcd15 added explicit licensing terms for samples
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 341
diff changeset
16 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
44382c8bcd15 added explicit licensing terms for samples
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 341
diff changeset
17 # General Public License for more details.
44382c8bcd15 added explicit licensing terms for samples
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 341
diff changeset
18 #
44382c8bcd15 added explicit licensing terms for samples
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 341
diff changeset
19 # You should have received a copy of the GNU General Public License
44382c8bcd15 added explicit licensing terms for samples
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 341
diff changeset
20 # along with this program. If not, see <http://www.gnu.org/licenses/>.
44382c8bcd15 added explicit licensing terms for samples
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 341
diff changeset
21
44382c8bcd15 added explicit licensing terms for samples
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 341
diff changeset
22
44382c8bcd15 added explicit licensing terms for samples
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 341
diff changeset
23
340
61f6a3d66b85 changes loop sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
24 import time
61f6a3d66b85 changes loop sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
25 import sys
61f6a3d66b85 changes loop sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
26 import RestToolbox
61f6a3d66b85 changes loop sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
27
341
b51c67f28b33 documentation of the sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 340
diff changeset
28
b51c67f28b33 documentation of the sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 340
diff changeset
29 ##
b51c67f28b33 documentation of the sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 340
diff changeset
30 ## Print help message
b51c67f28b33 documentation of the sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 340
diff changeset
31 ##
b51c67f28b33 documentation of the sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 340
diff changeset
32
340
61f6a3d66b85 changes loop sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
33 if len(sys.argv) != 3:
61f6a3d66b85 changes loop sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
34 print("""
61f6a3d66b85 changes loop sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
35 Sample script that continuously monitors the arrival of new DICOM
61f6a3d66b85 changes loop sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
36 images into Orthanc (through the Changes API).
61f6a3d66b85 changes loop sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
37
61f6a3d66b85 changes loop sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
38 Usage: %s [hostname] [HTTP port]
2032
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
39 For instance: %s 127.0.0.1 8042
340
61f6a3d66b85 changes loop sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
40 """ % (sys.argv[0], sys.argv[0]))
61f6a3d66b85 changes loop sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
41 exit(-1)
61f6a3d66b85 changes loop sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
42
61f6a3d66b85 changes loop sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
43 URL = 'http://%s:%d' % (sys.argv[1], int(sys.argv[2]))
61f6a3d66b85 changes loop sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
44
61f6a3d66b85 changes loop sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
45
341
b51c67f28b33 documentation of the sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 340
diff changeset
46
b51c67f28b33 documentation of the sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 340
diff changeset
47 ##
b51c67f28b33 documentation of the sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 340
diff changeset
48 ## The following function is called each time a new instance is
b51c67f28b33 documentation of the sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 340
diff changeset
49 ## received.
b51c67f28b33 documentation of the sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 340
diff changeset
50 ##
b51c67f28b33 documentation of the sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 340
diff changeset
51
340
61f6a3d66b85 changes loop sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
52 def NewInstanceReceived(path):
341
b51c67f28b33 documentation of the sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 340
diff changeset
53 global URL
b51c67f28b33 documentation of the sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 340
diff changeset
54 patientName = RestToolbox.DoGet(URL + path + '/content/PatientName')
b51c67f28b33 documentation of the sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 340
diff changeset
55
b51c67f28b33 documentation of the sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 340
diff changeset
56 # Remove the possible trailing characters due to DICOM padding
b51c67f28b33 documentation of the sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 340
diff changeset
57 patientName = patientName.strip()
b51c67f28b33 documentation of the sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 340
diff changeset
58
1184
4e9d517503ae port to Python3
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 747
diff changeset
59 print('New instance received for patient "%s": "%s"' % (patientName, path))
340
61f6a3d66b85 changes loop sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
60
61f6a3d66b85 changes loop sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
61
341
b51c67f28b33 documentation of the sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 340
diff changeset
62
b51c67f28b33 documentation of the sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 340
diff changeset
63 ##
b51c67f28b33 documentation of the sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 340
diff changeset
64 ## Main loop that listens to the changes API.
b51c67f28b33 documentation of the sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 340
diff changeset
65 ##
b51c67f28b33 documentation of the sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 340
diff changeset
66
340
61f6a3d66b85 changes loop sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
67 current = 0
61f6a3d66b85 changes loop sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
68 while True:
61f6a3d66b85 changes loop sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
69 r = RestToolbox.DoGet(URL + '/changes', {
61f6a3d66b85 changes loop sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
70 'since' : current,
341
b51c67f28b33 documentation of the sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 340
diff changeset
71 'limit' : 4 # Retrieve at most 4 changes at once
340
61f6a3d66b85 changes loop sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
72 })
61f6a3d66b85 changes loop sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
73
61f6a3d66b85 changes loop sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
74 for change in r['Changes']:
3340
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3060
diff changeset
75 # We are only interested in the arrival of new instances
340
61f6a3d66b85 changes loop sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
76 if change['ChangeType'] == 'NewInstance':
341
b51c67f28b33 documentation of the sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 340
diff changeset
77 # Call the callback function
340
61f6a3d66b85 changes loop sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
78 path = change['Path']
61f6a3d66b85 changes loop sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
79 NewInstanceReceived(path)
341
b51c67f28b33 documentation of the sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 340
diff changeset
80
b51c67f28b33 documentation of the sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 340
diff changeset
81 # Delete the instance once it has been discovered
340
61f6a3d66b85 changes loop sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
82 RestToolbox.DoDelete(URL + path)
61f6a3d66b85 changes loop sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
83
61f6a3d66b85 changes loop sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
84 current = r['Last']
61f6a3d66b85 changes loop sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
85
61f6a3d66b85 changes loop sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
86 if r['Done']:
1184
4e9d517503ae port to Python3
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 747
diff changeset
87 print('Everything has been processed: Waiting...')
340
61f6a3d66b85 changes loop sample
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
88 time.sleep(1)