Django RedirectSeoMiddleware

gistfile1.py

class RedirectSeoMiddleware(object):
    """
    Insert before django.middleware.common.CommonMiddleware
    """
    def process_request(self, request):
        if not request.path.endswith('/'):
            try:
                view, args, kwargs = resolve(request.path + '/')
                kwargs['request'] = request
                view(*args, **kwargs)
                settings.APPEND_SLASH = True
            except Http404:
                settings.APPEND_SLASH = False
        if request.path == request.path.lower():
            return
        if settings.APPEND_SLASH:
            return redirect(request.path.lower(), permanent=True)
        return