[horde] Horde 4 and the equivalent of loginscreen_switch

[Jan Schneider]

Zitat von Viktor Horvath <viktor.h at laposte.net>:

> Hello everybody,
>
> this question is not _very_ important to me, I'm just curious :-)
>
> Let's imagine that in my very tiny Horde installation, I have some user
> accounts with IMAP mailboxes, but also some user accounts without an
> IMAP mailbox, e.g. a dedicated admin user who has nothing to do with
> IMAP, or a user who only has access to an address book and a calendar
> and nothing else.
>
> In Horde 3, I could do composite authentication. The "non-IMAP" users
> authenticated through the local SQL database, the others went straight
> to IMP and the (remote) IMAP server. Nice single-sign-on, and no need
> for any try-and-error - I had two different domain names for the Horde
> installation. In the loginscreen_switch function, I tested
> $_SERVER['SERVER_NAME'] and returned either 'sql' or 'imp'. Immediately,
> the right authentication mechanism got chosen.
> http://wiki.horde.org/AuthCompositeHowToH3
>
> In Horde 4, "loginscreen_switch" seems to be gone. The composite
> authentication can only distinguish between 'admin_driver' and
> 'auth_driver' which are hard-coded, and the whole purpose seems to be
> slightly different from what I've done...
> http://wiki.horde.org/AuthCompositeHowTo
>
> I was quite happy with my Horde 3 customisation. Is there any chance of
> getting something similar to run on Horde 4 without having to patch the
> code?

It's probably easiest to create a custom authentication driver that  
extends Horde_Auth_Composite and set the auth_driver at authentication  
time and no longer at creation time.

Jan.

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