let dicomweb-client handle pagination

DICOMwebBrowser/DICOMwebBrowser.py

@@ -79,7 +79,7 @@ def setup(self):
     # Ensure that correct version of dicomweb-clien Python package is installed
     needRestart = False
     needInstall = False
-    minimumDicomwebClientVersion = "0.51"
+    minimumDicomwebClientVersion = "0.57"
     try:
       import dicomweb_client
       from packaging import version
@@ -573,19 +573,7 @@ def connectToServer(self):
     else:
       try:
         # Get all studies
-        studies = []
-        offset = 0
-
-        while True:
-            subset = self.DICOMwebClient.search_for_studies(offset=offset)
-            if len(subset) == 0:
-                break
-            if subset[0] in studies:
-                # got the same study twice, so probably this server does not respect offset,
-                # therefore we cannot do paging
-                break
-            studies.extend(subset)
-            offset += len(subset)
+        studies = self.DICOMwebClient.search_for_studies(get_remaining=True)
 
         # Save to cache
         with open(cacheFile, 'w') as f:
@@ -631,7 +619,7 @@ def studySelected(self, row):
 
     else:
       try:
-        series = self.DICOMwebClient.search_for_series(self.selectedStudyInstanceUID)
+        series = self.DICOMwebClient.search_for_series(self.selectedStudyInstanceUID, get_remaining=True)
         # Save to cache
         with open(cacheFile, 'w') as f:
           json.dump(series, f)
@@ -800,7 +788,8 @@ def downloadSelectedSeries(self):
         #response = self.DICOMwebClient.get_image(seriesInstanceUid=selectedSeries)
         instances = self.DICOMwebClient.search_for_instances(
           study_instance_uid=selectedStudy,
-          series_instance_uid=selectedSeries
+          series_instance_uid=selectedSeries,
+          get_remaining=True
           )
         self.progressMessage = "Retrieving data from server"
         logging.debug("Retrieving data from server")