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Code Issues 32 Releases Wiki Activity

[3.0.x] Refs #26601 -- Used new-style middlewares in documentation.

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Backport of d71497bb24 from master
This commit is contained in:
Claude Paroz
2019-09-24 09:58:17 +02:00
committed by Mariusz Felisiak
parent 6b7bd079a6
commit 1319124aa9
2 changed files with 12 additions and 7 deletions
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10
docs/ref/request-response.txt
View File

@@ -288,16 +288,17 @@ Methods
behind multiple proxies. One solution is to use middleware to rewrite
the proxy headers, as in the following example::
from django.utils.deprecation import MiddlewareMixin
class MultipleProxyMiddleware(MiddlewareMixin):
class MultipleProxyMiddleware:
FORWARDED_FOR_FIELDS = [
'HTTP_X_FORWARDED_FOR',
'HTTP_X_FORWARDED_HOST',
'HTTP_X_FORWARDED_SERVER',
]
def process_request(self, request):
def __init__(self, get_response):
self.get_response = get_response
def __call__(self, request):
"""
Rewrites the proxy headers so that only the most
recent proxy is used.
@@ -307,6 +308,7 @@ Methods
if ',' in request.META[field]:
parts = request.META[field].split(',')
request.META[field] = parts[-1].strip()
return self.get_response(request)
This middleware should be positioned before any other middleware that
relies on the value of :meth:`~HttpRequest.get_host()` -- for instance,

9
docs/topics/i18n/timezones.txt
View File

@@ -169,15 +169,18 @@ Add the following middleware to :setting:`MIDDLEWARE`::
import pytz
from django.utils import timezone
from django.utils.deprecation import MiddlewareMixin
class TimezoneMiddleware(MiddlewareMixin):
def process_request(self, request):
class TimezoneMiddleware:
def __init__(self, get_response):
self.get_response = get_response
def __call__(self, request):
tzname = request.session.get('django_timezone')
if tzname:
timezone.activate(pytz.timezone(tzname))
else:
timezone.deactivate()
return self.get_response(request)
Create a view that can set the current timezone::