def _reject_self_redirect(self, wbrequest, cdx, status_headers):
if status_headers.statusline.startswith('3'):
request_url = wbrequest.wb_url.url.lower()
location_url = status_headers.get_header('Location').lower()
#TODO: canonicalize before testing?
if (UrlRewriter.strip_protocol(request_url) == UrlRewriter.strip_protocol(location_url)):
raise wbexceptions.CaptureException('Self Redirect: ' + str(cdx))
