text: from sentry.conf import settings
  from django.core.urlresolvers import reverse
  
  
  class SentryMiddleware(object):
      def process_request(self, request):
          # HACK: bootstrap some env crud if we havent yet
          if not settings.URL_PREFIX:
              settings.URL_PREFIX = request.build_absolute_uri(reverse('sentry')).strip('/')
  