# File lib/mechanize/http/agent.rb, line 518 def request_auth_digest request, uri, realm, base_uri, iis challenge = @digest_challenges[realm] user, password, = @auth_store.credentials_for uri, realm.realm uri.user = user uri.password = password auth = @digest_auth.auth_header uri, challenge.to_s, request.method, iis request['Authorization'] = auth end