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annotate Sphinx/source/plugins/python/received-instance-callback.py @ 948:20a369cc2823

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author Alain Mazy <am@osimis.io>
date Fri, 02 Jun 2023 15:21:48 +0200
parents a67ceccebf02
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1 from io import BytesIO
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2
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3 from pydicom import dcmread, dcmwrite
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4 from pydicom.filebase import DicomFileLike
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5
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6 import orthanc
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8 # from https://pydicom.github.io/pydicom/stable/auto_examples/memory_dataset.html
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9 def write_dataset_to_bytes(dataset):
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10 with BytesIO() as buffer:
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11 memory_dataset = DicomFileLike(buffer)
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12 dcmwrite(memory_dataset, dataset)
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13 memory_dataset.seek(0)
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14 return memory_dataset.read()
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16 def ReceivedInstanceCallback(receivedDicom, origin):
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17 if origin == orthanc.InstanceOrigin.REST_API:
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18 orthanc.LogWarning('DICOM instance received from the REST API')
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19 elif origin == orthanc.InstanceOrigin.DICOM_PROTOCOL:
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20 orthanc.LogWarning('DICOM instance received from the DICOM protocol')
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21
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22 dataset = dcmread(BytesIO(receivedDicom))
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24 if dataset.PatientID.startswith('001-'):
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25 orthanc.LogWarning('Discard instance')
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26 return orthanc.ReceivedInstanceAction.DISCARD, None
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28 elif dataset.PatientID.startswith('002-'):
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29 orthanc.LogWarning('Store source instance as it is')
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30 return orthanc.ReceivedInstanceAction.KEEP_AS_IS, None
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32 else:
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33 orthanc.LogWarning('Modify the source instance')
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34 dataset.PatientName = str(dataset.PatientName).upper()
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35 dataset.PatientID = '002-' + dataset.PatientID
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36 dataset.InstitutionName = "MY INSTITUTION"
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37 return orthanc.ReceivedInstanceAction.MODIFY, write_dataset_to_bytes(dataset)
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38
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39 orthanc.RegisterReceivedInstanceCallback(ReceivedInstanceCallback)