Moved object context rendering to ObjectConfigContextView and standardized the template

netbox/extras/querysets.py

@@ -0,0 +1,23 @@
+from __future__ import unicode_literals
+
+from django.db.models import Q, QuerySet
+
+
+class ConfigContextQuerySet(QuerySet):
+
+    def get_for_object(self, obj):
+        """
+        Return all applicable ConfigContexts for a given object. Only active ConfigContexts will be included.
+        """
+
+        # `device_role` for Device; `role` for VirtualMachine
+        role = getattr(obj, 'device_role', None) or obj.role
+
+        return self.filter(
+            Q(regions=obj.site.region) | Q(regions=None),
+            Q(sites=obj.site) | Q(sites=None),
+            Q(roles=role) | Q(roles=None),
+            Q(tenants=obj.tenant) | Q(tenants=None),
+            Q(platforms=obj.platform) | Q(platforms=None),
+            is_active=True,
+        ).order_by('weight', 'name')