[shib_auth] Two logins, one account

[Kristof Bajnok]

On 2011. August 15. 13:34:50 Markus Broman wrote:
> Is it possible for a user to sign in with two different logins but only
> create one Drupal account? Our users have two types of logins but I feel
> that it's unnecessary to create two user accounts if they login with both
> of them.

That's we call account linking. 

> This should be possible if both of the logins contain the same server
> variables, right? And if so, Is that the only option

At least the federated identifier (the attribute is configurable, the default is 
REMOTE_USER) must be the same and the email address should be either user-
writable or equal in both cases.

Kristof