I would have thought the relay response need only return a URL for a 303
response by authorize.net to the user's browser (i.e. typical
Post/Redirect/Get). I'm using Ruby. I know that
AuthorizeNet::SIM::Response#direct_post_reply handles the dirty wor...
Thanks for responding. Unfortunately, now that I've integrated DPM with
my site, I'm more confident that the current implementation requiring an
HTML refresh/redirect is less than ideal. In addition to not being
"correct", it requires integrating sit...