hi , i am trying to Get a Pre-approved Request Token (
http://developer.yahoo.com/oauth/guide/request-token.html ) , i got response like this
CODE
openid.ns=http%3A%2F%2Fspecs.openid.net%2Fauth%2F2.0
&openid.mode=id_res
&openid.return_to=http%3A%2F%2Fopen.wasabii.com.tw%2FYahooOpenIDOAuth.aspx
&openid.claimed_id=https%3A%2F%2Fme.yahoo.com%2Fa%2FxeojMt0SoZt3aqPHpxoSY2zTk6Y-%234bc5b
&openid.identity=https%3A%2F%2Fme.yahoo.com%2Fa%2FxeojMt0SoZt3aqPHpxoSY2zTk6Y-
&openid.realm=http%3A%2F%2Fopen.wasabii.com.tw
&openid.assoc_handle=SSTO8CckgLheh.TaMBiItDnYMUstevDJd_43FlWxvJM0KkpKdQOrVMQf
tMav11BQ3C29z0OuQ5s6Fj_vkMJn3dC7x_B1U0zyHS2DhumoxVTI3apwylXJBX.FQu_gipUz
&openid.response_nonce=2010-06-10T06%3A25%3A36ZtmH7gyfMEyEiDxhXzwTT9xniOi5JgYOr7w--
&openid.signed=assoc_handle%2Cclaimed_id%2Cidentity%2Cmode%2Cns%2Cop_endpoint%2Cresponse_nonce%2Creturn_to%2Csigned%2Cpape.auth_level.nist
&openid.op_endpoint=https%3A%2F%2Fopen.login.yahooapis.com%2Fopenid%2Fop%2Fauth
&openid.pape.auth_level.nist=0
&openid.sig=o8aytsiTW%2FZGypeMVzcDPfNnph4%3D
then i change openid.mode to "check_authentication" , relay it to
https://open.login.yahooapis.com/openid/op/authbut the response always like that
CODE
ns:http://specs.openid.net/auth/2.0
is_valid:false
can tell me how to do ?