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

[Brian Potkin]

On Fri 04 Sep 2015 at 12:17:34 +0200, Michael Weghorn wrote:

[....]

> I am aware that disabling those options in the printing dialog does not make
> it impossible to wrongly set those options, as it is for example still
> possible to set them using "lpoptions" or giving it as a command line option
> to "lp". Most users however do not use this and I suppose that those who do
> should know what they are doing...
> 
> I am also aware that a possible workaround for our specific problem would be
> to manually change the PPD file for the printer model by removing all
> choices for installable options except those that are actually installed.
> 
> I would, however, be very happy to receive feedback on how this should be
> handled in general.
> If you have better ideas of making it hard/impossible for the user to set
> wrong options (apart from changing the PPDs), I would of course also be
> happy to hear about it.

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.

Regards,

Brian.