export const redirectAnyRequest = response => {
  const {headers: {location}} = Response.message (response);
  const original = Response.request (response);
  const oldUrl = Request.url (original);
  const newUrl = mergeUrls (oldUrl) (location);
  return (Request (Request.options (original))
                  (newUrl)
                  (Request.body (original)));
};
A web application accepts a user-controlled input that specifies a link to an external site, and uses that link in a Redirect. This simplifies phishing attacks.