Source code for nplib.middleware.notransform

# -*- coding: utf-8 -*-
"""
Cache and transform header middleware
"""


[docs]class NPNoTransformMiddleware: """ Prevent people like o2 UK mangling your responses through their proxies by sending a no-transform header with every response """
[docs] def process_response(self, request, response): """ Send a cache-control header with no-transform as the value :param request: Django request object :type request: HttpRequest :param response: Django response object :type response: HttpResponse :return: Response object with added P3P header :rtype: HttpResponse """ response['Cache-Control'] = 'no-transform' return response
[docs]class NPNoCacheNoTransformMiddleware: """ Prevent caching and HTTP transforms by sending appropriate headers This is probably a rarely used thing, some enterprise stuff I did requested that nothing generated by django was ever cached, and o2 uk kept mangling up rendered js and suchlike, so its here in the hope that someone might find it useful """
[docs] def process_response(self, request, response): """ Send cache-control and pragma headers with no-transform and no caching stuffs :param request: Django request object :type request: HttpRequest :param response: Django response object :type response: HttpResponse :return: Response object with added P3P header :rtype: HttpResponse """ response['Cache-Control'] = 'private, no-cache, no-store, ' \ 'proxy-revalidate, no-transform' response['Pragma'] = 'no-cache' return response

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