[cups] Handling of "Installable Options" in user applications

[Brian Potkin]

On Mon 07 Sep 2015 at 11:35:20 +0200, Johannes Meixner wrote:

> Hello,

Hello Johannes.
 
> On Sep 4 17:16 Brian Potkin wrote:
> >
> >Tea4CUPS is worth looking at. The user can set as many options as she
> >wishes but a script will ensure the ones set for the queue will not be
> >overridden. The Debian Wiki might help.
> 
> Regardless what other software is used, it cannot prevent a user
> from setting arbitrary options via the "lp" command.

A queue set up with Tea4CUPS can be set up as a raw queue. I suppose a
user could have knowledge of options from elsewhere and *specify* them
for a job. Which wouldn't do him much good if they removed.

> Because the PPD defines the printer capabilities, it is the PPD
> that must be adjusted to contain the right capabilities for the
> particular printer device.
> 
> Anything else are only more or less good workarounds.
> 
> Cf.
> https://en.opensuse.org/SDB:Print_Settings_with_CUPS

Point taken, but how is the system adjusted to deal with non-PPD
specific options (like the ones provided by cups-filters) to make
sure they are applied?

Regards,

Brian.