#Letter#
#Is the Content-Type
header
"application:xrds+xml"?#
#User entered
Identity URL.#
#HTTP redirects result
in normalized URL;
the "claimed identity."#
#Document retrieved from URL.#
#No#
#Is a "X-YADIS-Location"
header present?#
#Die.#
#No#
#Retrieve document.#
#Parse XRD for Services.#
#Yes#
#Yes#
#Does the document parse
as HTML and have a <meta
http-equiv="X-YADIS-Location"
content="..."> tag?#
#No#
#Yes#