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-rw-r--r--main/utils.py9
1 files changed, 9 insertions, 0 deletions
diff --git a/main/utils.py b/main/utils.py
index cdd4ff71..8394e5cd 100644
--- a/main/utils.py
+++ b/main/utils.py
@@ -8,6 +8,7 @@ import hashlib
from django.core.cache import cache
from django.db import connections, router
+from django.http import HttpResponse
from django.utils.timezone import now
from django.template.defaultfilters import slugify
@@ -55,6 +56,14 @@ def clear_cache_function(func, args, kwargs):
cache.delete(key)
+def empty_response():
+ empty = HttpResponse('')
+ # designating response as 'streaming' forces ConditionalGetMiddleware to
+ # not add a 'Content-Length: 0' header
+ empty.streaming = True
+ return empty
+
+
def format_http_headers(request):
headers = sorted((k, v) for k, v in request.META.items()
if k.startswith('HTTP_'))