def onURLReceived(self, urlString):
"""Process DICOM view requests. Example:
slicer://viewer/?studyUID=2.16.840.1.113669.632.20.121711.10000158860
&access_token=k0zR6WAPpNbVguQ8gGUHp6
&dicomweb_endpoint=http%3A%2F%2Fdemo.kheops.online%2Fapi
&dicomweb_uri_endpoint=%20http%3A%2F%2Fdemo.kheops.online%2Fapi%2Fwado
"""
url = qt.QUrl(urlString)
if (url.authority().lower() != "viewer"):
return
query = qt.QUrlQuery(url)
queryMap = {}
for key, value in query.queryItems(qt.QUrl.FullyDecoded):
queryMap[key] = qt.QUrl.fromPercentEncoding(value)
if not "dicomweb_endpoint" in queryMap:
logging.error("Missing dicomweb_endpoint")
return
if not "studyUID" in queryMap:
logging.error("Missing studyUID")
return
accessToken = None
if "access_token" in queryMap:
accessToken = queryMap["access_token"]
slicer.util.selectModule("DICOM")
slicer.app.processEvents()
from DICOMLib import DICOMUtils
DICOMUtils.importFromDICOMWeb(
dicomWebEndpoint=queryMap["dicomweb_endpoint"],
studyInstanceUID=queryMap["studyUID"],
accessToken=accessToken)
def onURLReceived(self, urlString):
"""Process DICOM view requests. Example:
slicer://viewer/?studyUID=2.16.840.1.113669.632.20.121711.10000158860
&access_token=k0zR6WAPpNbVguQ8gGUHp6
&dicomweb_endpoint=http%3A%2F%2Fdemo.kheops.online%2Fapi
&dicomweb_uri_endpoint=%20http%3A%2F%2Fdemo.kheops.online%2Fapi%2Fwado
"""
url = qt.QUrl(urlString)
if (url.authority().lower() != "viewer"):
logging.debug("DICOM module ignores non-viewer URL: " + urlString)
return
query = qt.QUrlQuery(url)
queryMap = {}
for key, value in query.queryItems(qt.QUrl.FullyDecoded):
queryMap[key] = qt.QUrl.fromPercentEncoding(value)
if "dicomweb_endpoint" not in queryMap:
logging.debug(
"DICOM module ignores URL without dicomweb_endpoint query parameter: "
+ urlString)
return
if "studyUID" not in queryMap:
logging.debug(
"DICOM module ignores URL without studyUID query parameter: " +
urlString)
return
logging.info("DICOM module received URL: " + urlString)
accessToken = None
if "access_token" in queryMap:
accessToken = queryMap["access_token"]
slicer.util.selectModule("DICOM")
slicer.app.processEvents()
from DICOMLib import DICOMUtils
importedSeriesInstanceUIDs = DICOMUtils.importFromDICOMWeb(
dicomWebEndpoint=queryMap["dicomweb_endpoint"],
studyInstanceUID=queryMap["studyUID"],
accessToken=accessToken)
# Select newly loaded items to make it easier to load them
self.browserWidget.dicomBrowser.setSelectedItems(
ctk.ctkDICOMModel.SeriesType, importedSeriesInstanceUIDs)
def accessDICOMwebStudy(self, request, requestBody):
"""
Access DICOMweb server to download requested study, add it to
Slicer's dicom database, and load it into the scene.
:param requestBody: is a json string
:param requestBody['dicomWEBPrefix']: is the start of the url
:param requestBody['dicomWEBStore']: is the middle of the url
:param requestBody['studyUID']: is the end of the url
:param requestBody['accessToken']: is the authorization bearer token for the DICOMweb server
"""
p = urllib.parse.urlparse(request.decode())
q = urllib.parse.parse_qs(p.query)
request = json.loads(requestBody), b'application/json'
dicomWebEndpoint = request['dicomWEBPrefix'] + '/' + request[
'dicomWEBStore']
print(f"Loading from {dicomWebEndpoint}")
from DICOMLib import DICOMUtils
loadedUIDs = DICOMUtils.importFromDICOMWeb(
dicomWebEndpoint=request['dicomWEBPrefix'] + '/' +
request['dicomWEBStore'],
studyInstanceUID=request['studyUID'],
accessToken=request['accessToken'])
files = []
for studyUID in loadedUIDs:
for seriesUID in slicer.dicomDatabase.seriesForStudy(studyUID):
for instance in slicer.dicomDatabase.instancesForSeries(
seriesUID):
files.append(
slicer.dicomDatabase.fileForInstance(instance))
loadables = DICOMUtils.getLoadablesFromFileLists([files])
loadedNodes = DICOMUtils.loadLoadables(loadLoadables)
print(f"Loaded {loadedUIDs}, and {loadedNodes}")
return b'{"result": "ok"}'
