diff options
Diffstat (limited to 'lib/python2.7/site-packages/django/middleware/gzip.py')
-rw-r--r-- | lib/python2.7/site-packages/django/middleware/gzip.py | 52 |
1 files changed, 0 insertions, 52 deletions
diff --git a/lib/python2.7/site-packages/django/middleware/gzip.py b/lib/python2.7/site-packages/django/middleware/gzip.py deleted file mode 100644 index fb54501..0000000 --- a/lib/python2.7/site-packages/django/middleware/gzip.py +++ /dev/null @@ -1,52 +0,0 @@ -import re - -from django.utils.text import compress_sequence, compress_string -from django.utils.cache import patch_vary_headers - -re_accepts_gzip = re.compile(r'\bgzip\b') - -class GZipMiddleware(object): - """ - This middleware compresses content if the browser allows gzip compression. - It sets the Vary header accordingly, so that caches will base their storage - on the Accept-Encoding header. - """ - def process_response(self, request, response): - # It's not worth attempting to compress really short responses. - if not response.streaming and len(response.content) < 200: - return response - - patch_vary_headers(response, ('Accept-Encoding',)) - - # Avoid gzipping if we've already got a content-encoding. - if response.has_header('Content-Encoding'): - return response - - # MSIE have issues with gzipped response of various content types. - if "msie" in request.META.get('HTTP_USER_AGENT', '').lower(): - ctype = response.get('Content-Type', '').lower() - if not ctype.startswith("text/") or "javascript" in ctype: - return response - - ae = request.META.get('HTTP_ACCEPT_ENCODING', '') - if not re_accepts_gzip.search(ae): - return response - - if response.streaming: - # Delete the `Content-Length` header for streaming content, because - # we won't know the compressed size until we stream it. - response.streaming_content = compress_sequence(response.streaming_content) - del response['Content-Length'] - else: - # Return the compressed content only if it's actually shorter. - compressed_content = compress_string(response.content) - if len(compressed_content) >= len(response.content): - return response - response.content = compressed_content - response['Content-Length'] = str(len(response.content)) - - if response.has_header('ETag'): - response['ETag'] = re.sub('"$', ';gzip"', response['ETag']) - response['Content-Encoding'] = 'gzip' - - return response |