handle lower case area names and redirect to canonical URL

Again, in case someone lower cases the area name check for this and
redirect to the canonical URL

hub/tests/test_views.py

@@ -214,6 +214,13 @@ def test_area_page_lower_case_area_code(self):
         self.assertEqual(response.status_code, 301)
         self.assertEqual(response.headers["Location"], "/area/WMC/South%20Borsetshire")
 
+    def test_area_page_lower_case_area_name(self):
+        url = reverse("area", args=("wmc", "south borsetshire"))
+        response = self.client.get(url)
+
+        self.assertEqual(response.status_code, 301)
+        self.assertEqual(response.headers["Location"], "/area/WMC/South%20Borsetshire")
+
     def test_area_page_logged_in(self):
         DataSet.objects.update(featured=True)
         url = reverse("area", args=("WMC", "South Borsetshire"))

hub/views/area.py

@@ -39,22 +39,29 @@ class BaseAreaView(TitleMixin, DetailView):
 
     def get_object(self):
         area_type_code = self.kwargs.get("area_type", "")
-        lower_case_code = False
+        bad_case = False
 
         if area_type_code not in AreaType.VALID_AREA_TYPES:
             area_type_code = area_type_code.upper()
             if area_type_code in AreaType.VALID_AREA_TYPES:
-                lower_case_code = True
+                bad_case = True
 
         try:
             area = Area.objects.get(
                 area_type__code=area_type_code,
                 name=self.kwargs.get("name"),
             )
         except Area.DoesNotExist:
-            raise Http404("Area not found")
+            try:
+                area = Area.objects.get(
+                    area_type__code=area_type_code,
+                    name__iexact=self.kwargs.get("name"),
+                )
+                bad_case = True
+            except Area.DoesNotExist:
+                raise Http404("Area not found")
 
-        if lower_case_code:
+        if bad_case:
             return redirect(area, permanent=True)
 
         return area