[Printing-architecture] Concept for PPD-less CUPS-spooled printing on Bonjour-discovered network printers

Michael Sweet msweet at apple.com
Wed Nov 20 17:28:43 UTC 2013


The printer status does not belong in the TXT record.  TXT records and service registrations are used for discovery, not for conveying state.

See my other message to Marek for more info…

On Nov 20, 2013, at 11:09 AM, Till Kamppeter <till.kamppeter at gmail.com> wrote:

> Marek, thank you for the patch.
> Mike, should printer status (for example Paused) not be in the TXT
> record or somewhere else in the Bonjour broadcast, so that a client can
> determine the status without further query?
>   Till
> On 11/20/2013 05:01 PM, Marek Kasik wrote:
>> Hi,
>> I've filled bug for the waking of Avahi printers up here:
>> https://bugzilla.gnome.org/show_bug.cgi?id=712751 .
>> Unfortunately the print dialog doesn't show state of such printers
>> before user selects them because I don't have information about paused
>> state (e.g. through "printer-state-reasons") of the printer in TXT records.
>> Regards
>> Marek
>> On 11/15/2013 05:14 PM, Marek Kasik wrote:
>>> Hi all,
>>> just an update. I'm working on the problem of waking avahi printers up
>>> in gtk print dialog. It will show just name, location and state when the
>>> printer is not selected but once it is selected it will perform an IPP
>>> request to get its abilities.
>>> Regards
>>> Marek

Michael Sweet, Senior Printing System Engineer, PWG Chair

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