+
+ # Set things up for OpenID testing
+ def openid_setup
+ begin
+ # Test if the ROTS (Ruby OpenID Test Server) is already running
+ rots_response = Net::HTTP.get_response(URI.parse("http://localhost:1123/"))
+ rescue
+ # It isn't, so start a new instance.
+ rots = IO.popen("#{Rails.root}/vendor/gems/rots-0.2.1/bin/rots --silent")
+
+ # Wait for up to 30 seconds for the server to start and respond before continuing
+ for i in (1 .. 30)
+ begin
+ sleep 1
+ rots_response = Net::HTTP.get_response(URI.parse("http://localhost:1123/"))
+ # If the rescue block doesn't fire, ROTS is up and running and we can continue
+ break
+ rescue
+ # If the connection failed, do nothing and repeat the loop
+ end
+ end
+
+ # Arrange to kill the process when we exit - note that we need
+ # to kill it really har due to a bug in ROTS
+ Kernel.at_exit do
+ Process.kill("KILL", rots.pid)
+ end
+ end
+ end
+
+ def openid_request(openid_request_uri)
+ openid_response = Net::HTTP.get_response(URI.parse(openid_request_uri))
+ openid_response_uri = URI(openid_response['Location'])
+ openid_response_qs = Rack::Utils.parse_query(openid_response_uri.query)
+
+ return openid_response_qs
+ end
+