.

longs/models.py

@@ -171,6 +171,9 @@ class Long(models.Model):
             ["https://www.penracourses.org.uk{}".format(i.url) for i in self.get_images()]
         )
 
+    def get_image_url_array(self):
+        return ["https://www.penracourses.org.uk{}".format(i.url) for i in self.get_images()]
+
     def get_unmarked_answer_count(self):
         answers = self.cid_user_answers.all()
         return len([ans for ans in answers if not ans.is_marked()])
@@ -416,6 +419,14 @@ class LongSeries(models.Model):
 
         return ",".join(images)
 
+    def get_image_url_array(self, feedback=False):
+        images = [
+            "https://www.penracourses.org.uk{}".format(i.image.url)
+            for i in self.images.all()
+        ]
+
+        return images
+
     def get_thumbnail(self):
         images = self.images.all()
 

longs/templates/longs/long_series_viewer.html

@@ -9,7 +9,7 @@ Associated case:
 This series is not associated with any cases.
 {% endif %}
 
-<div id="single-dicom-viewer" class="dicom-viewer" data-images="{{ series.get_image_urls }}" data-annotations=''></div>
+<div id="single-dicom-viewer" class="dicom-viewer" data-images="{{ series.get_image_url_array }}" data-annotations=''></div>
 
 <div>Author: {{ series.get_author_display }}</div>