performance: strip piwik cookies, so requests are cached for everybody

panikweb/middleware.py

+import re
+
+class StripPiwikCookieMiddleware(object):
+    # idea from http://djangosnippets.org/snippets/1772/
+    strip_re = re.compile(r'(_pk_[a-z0-9\.]+=.+?(?:; |$))')
+    def process_request(self, request):
+        try:
+            cookie = self.strip_re.sub('', request.META['HTTP_COOKIE'])
+            request.META['HTTP_COOKIE'] = cookie
+        except:
+            pass

panikweb/settings.py

@@ -214,6 +214,9 @@ if DEBUG and DEBUG_TOOLBAR:
         'INTERCEPT_REDIRECTS': False,
     }
 
+if ENABLE_PIWIK:
+    MIDDLEWARE_CLASSES += ('panikweb.middleware.StripPiwikCookieMiddleware',)
+
 if STATSD_CLIENT != 'django_statsd.clients.null':
     MIDDLEWARE_CLASSES = (
             'django_statsd.middleware.GraphiteRequestTimingMiddleware',