.

helpers/images.py

@@ -111,3 +111,37 @@ def get_dicom_order(path):
         print(map[i.SliceLocation])
 
 #get_dicom_order("/home/ross/Downloads/DICOM HEAD/STD4/SER1/*.dcm")
+
+def pretty_print_dicom(dataset, indent=0):
+    return "\n<br/>".join(print_dicom(dataset, indent))
+
+
+def print_dicom(dataset, indent=0):
+    """Go through all items in the dataset and print them with custom format
+
+    Modelled after Dataset._pretty_str()
+    """
+    dont_print = ['Pixel Data', 'File Meta Information Version']
+
+    indent_string = "   " * indent
+    next_indent_string = "   " * (indent + 1)
+
+    l = []
+
+    for data_element in dataset:
+        if data_element.VR == "SQ":   # a sequence
+            l.append(f"({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 + "---------")
+        else:
+            if data_element.name in dont_print:
+                l.append("""<item not printed -- in the "don't print" list>""")
+            else:
+                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))
+    return l

longs/models.py

@@ -24,7 +24,7 @@ from sortedm2m.fields import SortedManyToManyField
 
 import string
 from collections import defaultdict
-from helpers.images import image_as_base64
+from helpers.images import image_as_base64, pretty_print_dicom
 
 from anatomy.models import Modality
 
@@ -317,7 +317,7 @@ class LongSeriesImage(models.Model):
 
     def get_dicom_info(self):
         try:
-            info = pydicom.read_file(self.image).to_json()
+            info = pretty_print_dicom(pydicom.read_file(self.image))
         except pydicom.errors.InvalidDicomError:
             info = "File is not a dicom."
         return(info)