source: client/bin/gbq @ 9fdf4a1

#!/usr/bin/perl

# Written by Jessica Hamrick (C) 2010

use strict;
use warnings;

use Net::CUPS;
use Net::CUPS::Destination;

my $usage = "Usage: gbq QUEUE\n";

my $q = $ARGV[0];

if (!$q) {
    print $usage;
    exit 1
}

my $configpath = "$ENV{'HOME'}/.gutenbach/$q";
if (! -e $configpath) {
    print "Queue '$q' does not exist!  Did you forget to add it with 'gutenbach-client-config'?\n";
    exit 1;
}

my ($host, $queue);

if (-r $configpath) {
    local $/;
    my $fh;
    open $fh, $configpath;
    eval <$fh>;
}

my $cups = Net::CUPS->new();
$cups->setServer("$host");
my $printer = $cups->getDestination("$queue");

unless( $printer){
    print "Cannot access queue $q...do you have network connectivity and permission to view the queue?\n";
    exit 1;
}
print "Queue listing for queue '$queue' on '$host'\n\n";
print "Job ID\t\tOwner\t\tTitle\n";
print "-----------------------------------------------------------------\n";

my @jobs = $printer->getJobs(0, 0);
my ($job_ref, $jobid);

foreach $jobid(@jobs) 
{       
        $job_ref = $printer->getJob($jobid);
        my $id = $job_ref->{'id'};
        my $user = $job_ref->{'user'};
        my $title = $job_ref->{'title'};

        print "$id\t\t$user\t\t$title\n";
}