add tag ids to dicom info

atlas/api.py

@@ -243,8 +243,8 @@ def view_dicom_tags(request, hash: str):
     item = SeriesImage.objects.get(image_md5_hash=hash)
     return item.get_dicom_json()
 
-@router.get("/split_series_by_dicom_tag/{series_id}/{dicom_tag}", auth=django_auth)
-def split_series_by_tag(request, series_id: int, dicom_tag):
+@router.get("/series_split_by_dicom_tag/{series_id}/{dicom_tag}", auth=django_auth)
+def series_split_by_tag(request, series_id: int, dicom_tag:str):
     series = get_object_or_404(Series, pk=series_id)
 
     image_map = defaultdict(list)
@@ -281,4 +281,13 @@ def split_series_by_tag(request, series_id: int, dicom_tag):
         new_series.append(series.pk)
 
 
-    return new_series
+    return new_series
+
+
+@router.get("/split_order_by_dicom_tag/{series_id}/{dicom_tag}", auth=django_auth)
+def series_order_by_tag(request, series_id: int, dicom_tag:str):
+    series = get_object_or_404(Series, pk=series_id)
+
+    series.order_by_dicom(dicom_tag)
+
+    return [f"{series} ordered by {dicom_tag}"]

generic/models.py

@@ -378,6 +378,9 @@ class SeriesBase(models.Model):
 
         print("skipped, no {}: {}".format(field, skipcount))
 
+        if not slices:
+            return
+
         # ensure they are in the correct order
         slices = sorted(slices, key=lambda s: s[field].value)
 

helpers/images.py

@@ -125,7 +125,7 @@ def pretty_print_dicom(dataset, indent=0):
     return "".join(l)
 
 
-def print_dicom(dataset, indent=0):
+def print_dicom(dataset, indent=0, include_tag_ids=True):
     """Go through all items in the dataset and print them with custom format
 
     Modelled after Dataset._pretty_str()
@@ -139,7 +139,7 @@ def print_dicom(dataset, indent=0):
 
     for data_element in dataset:
         if data_element.VR == "SQ":   # a sequence
-            l.append(f"{indent_string}{data_element.name}")
+            l.append(f"{data_element.tag}: {indent_string}{data_element.name}")
             for sequence_item in data_element.value:
                 l.append(print_dicom(sequence_item, indent + 1))
                 l.append(next_indent_string + "---------")
@@ -150,9 +150,7 @@ def print_dicom(dataset, indent=0):
                 repr_value = repr(data_element.value)
                 if len(repr_value) > 50:
                     repr_value = repr_value[:50] + "..."
-                l.append("{0:s} {1:s} = {2:s}".format(indent_string,
-                                                   data_element.name,
-                                                   repr_value))
+                l.append(f"{data_element.tag}: {indent_string:s} {data_element.name:s} = {repr_value:s}")
     return "\n<br/>".join(l)
 
 def get_image_dicom_hash(img, dataset=None) -> (str, bool):