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annotate Resources/Samples/Python/ArchiveStudiesInTimeRange.py @ 4089:a2060a76ed6a

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note in ArchiveStudiesInTimeRange.py
author Sebastien Jodogne <s.jodogne@gmail.com>
date Mon, 29 Jun 2020 18:43:42 +0200
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1 #!/usr/bin/python
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2 # -*- coding: utf-8 -*-
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3
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4 # Orthanc - A Lightweight, RESTful DICOM Store
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5 # Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
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6 # Department, University Hospital of Liege, Belgium
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7 # Copyright (C) 2017-2020 Osimis S.A., Belgium
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8 #
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9 # This program is free software: you can redistribute it and/or
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10 # modify it under the terms of the GNU General Public License as
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11 # published by the Free Software Foundation, either version 3 of the
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12 # License, or (at your option) any later version.
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13 #
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14 # This program is distributed in the hope that it will be useful, but
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15 # WITHOUT ANY WARRANTY; without even the implied warranty of
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16 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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17 # General Public License for more details.
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18 #
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19 # You should have received a copy of the GNU General Public License
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20 # along with this program. If not, see <http://www.gnu.org/licenses/>.
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23
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24 import os
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25 import os.path
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26 import sys
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27 import RestToolbox
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28
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29 def PrintHelp():
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30 print('Download ZIP archives for all the studies generated '
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31 'during a given time range (according to the StudyDate tag)\n')
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32 print('Usage: %s <URL> <StartDate> <EndDate> <TargetFolder>\n' % sys.argv[0])
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33 print('Example: %s http://127.0.0.1:8042/ 20150101 20151231 /tmp/\n' % sys.argv[0])
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34 exit(-1)
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35
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36 def CheckIsDate(date):
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37 if len(date) != 8 or not date.isdigit():
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38 print '"%s" is not a valid date!\n' % date
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39 exit(-1)
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42 if len(sys.argv) != 5:
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43 PrintHelp()
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44
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45 URL = sys.argv[1]
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46 START = sys.argv[2]
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47 END = sys.argv[3]
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48 TARGET = sys.argv[4]
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49
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50 CheckIsDate(START)
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51 CheckIsDate(END)
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52
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53 def GetTag(tags, key):
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54 if key in tags:
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55 return tags[key]
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56 else:
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57 return 'No%s' % key
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58
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59 # Loop over the studies
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60 for studyId in RestToolbox.DoGet('%s/studies' % URL):
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61 # Retrieve the DICOM tags of the current study
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62 study = RestToolbox.DoGet('%s/studies/%s' % (URL, studyId))['MainDicomTags']
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63
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64 # Retrieve the DICOM tags of the parent patient of this study
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66 # Case 1: Baseline version
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67 patient = RestToolbox.DoGet('%s/studies/%s/patient' % (URL, studyId))['MainDicomTags']
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69 # Case 2: Tweaked version that can be used if several patients
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70 # share the same "Patient ID", but have different "Patient Name"
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71 # (which is invalid according to the DICOM standard).
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72 # https://groups.google.com/d/msg/orthanc-users/58AxIkxFbZs/N6Knub8MAgAJ
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73 # patient = RestToolbox.DoGet('%s/studies/%s' % (URL, studyId)) ['PatientMainDicomTags']
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74
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75 # Check that the StudyDate tag lies within the given range
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76 studyDate = study['StudyDate'][:8]
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77 if studyDate >= START and studyDate <= END:
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78 # Create a filename
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79 filename = '%s - %s %s - %s.zip' % (GetTag(study, 'StudyDate'),
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80 GetTag(patient, 'PatientID'),
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81 GetTag(patient, 'PatientName'),
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82 GetTag(study, 'StudyDescription'))
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84 # Remove any non-ASCII character in the filename
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85 filename = filename.encode('ascii', errors = 'replace').translate(None, r"'\/:*?\"<>|!=").strip()
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87 # Download the ZIP archive of the study
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88 print('Downloading %s' % filename)
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89 zipContent = RestToolbox.DoGet('%s/studies/%s/archive' % (URL, studyId))
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90
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91 # Write the ZIP archive at the proper location
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92 with open(os.path.join(TARGET, filename), 'wb') as f:
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93 f.write(zipContent)