def process_response(self, request, response):
# It's not worth attempting to compress really short responses.
if 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
# 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
if response.has_header('ETag'):
response['ETag'] = re.sub('"$', ';gzip"', response['ETag'])
response.content = compressed_content
response['Content-Encoding'] = 'gzip'
response['Content-Length'] = str(len(response.content))
return response
def process_response(self, request, response):
"""
If request.session was modified, or if the configuration is to save the
session every time, save the changes and set a session cookie.
"""
try:
accessed = request.session.accessed
modified = request.session.modified
except AttributeError:
pass
else:
if accessed:
patch_vary_headers(response, ('Cookie', ))
if modified or settings.SESSION_SAVE_EVERY_REQUEST:
if request.session.get_expire_at_browser_close():
max_age = None
expires = None
else:
max_age = request.session.get_expiry_age()
expires_time = time.time() + max_age
expires = cookie_date(expires_time)
# Save the session data and refresh the client cookie.
request.session.save()
response.set_cookie(settings.SESSION_COOKIE_NAME,
request.session.session_key,
max_age=max_age,
expires=expires,
domain=settings.SESSION_COOKIE_DOMAIN,
path=settings.SESSION_COOKIE_PATH,
secure=settings.SESSION_COOKIE_SECURE
or None,
httponly=settings.SESSION_COOKIE_HTTPONLY
or None)
return response
def process_response(self, request, response):
if getattr(response, 'csrf_processing_done', False):
return response
# If CSRF_COOKIE is unset, then CsrfViewMiddleware.process_view was
# never called, probaby because a request middleware returned a response
# (for example, contrib.auth redirecting to a login page).
if request.META.get("CSRF_COOKIE") is None:
return response
if not request.META.get("CSRF_COOKIE_USED", False):
return response
# Set the CSRF cookie even if it's already set, so we renew
# the expiry timer.
response.set_cookie(settings.CSRF_COOKIE_NAME,
request.META["CSRF_COOKIE"],
max_age=60 * 60 * 24 * 7 * 52,
domain=settings.CSRF_COOKIE_DOMAIN,
path=settings.CSRF_COOKIE_PATH,
secure=settings.CSRF_COOKIE_SECURE)
# Content varies with the CSRF cookie, so set the Vary header.
patch_vary_headers(response, ('Cookie', ))
response.csrf_processing_done = True
return response
def process_response(self, request, response):
language = translation.get_language()
if (response.status_code == 404
and not translation.get_language_from_path(request.path_info)
and self.is_language_prefix_patterns_used()):
urlconf = getattr(request, 'urlconf', None)
language_path = '/%s%s' % (language, request.path_info)
if settings.APPEND_SLASH and not language_path.endswith('/'):
language_path = language_path + '/'
if is_valid_path(language_path, urlconf):
language_url = "%s://%s/%s%s" % (
request.is_secure() and 'https' or 'http',
request.get_host(), language, request.get_full_path())
return HttpResponseRedirect(language_url)
translation.deactivate()
patch_vary_headers(response, ('Accept-Language', ))
if 'Content-Language' not in response:
response['Content-Language'] = language
return response
def inner_func(*args, **kwargs):
response = func(*args, **kwargs)
patch_vary_headers(response, ('Cookie', ))
return response
def inner_func(*args, **kwargs):
response = func(*args, **kwargs)
patch_vary_headers(response, headers)
return response