/usr/share/perl5/AMC/Print/cups.pm is in auto-multiple-choice-common 1.3.0-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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# Copyright (C) 2015 Alexis Bienvenue <paamc@passoire.fr>
#
# This file is part of Auto-Multiple-Choice
#
# Auto-Multiple-Choice is free software: you can redistribute it
# and/or modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation, either version 2 of
# the License, or (at your option) any later version.
#
# Auto-Multiple-Choice is distributed in the hope that it will be
# useful, but WITHOUT ANY WARRANTY; without even the implied warranty
# of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Auto-Multiple-Choice. If not, see
# <http://www.gnu.org/licenses/>.
package AMC::Print::cups;
use AMC::Print;
use AMC::Basic;
use Module::Load;
use Module::Load::Conditional qw/check_install/;
@ISA=("AMC::Print");
sub nonnul {
my $s=shift;
$s =~ s/\000//g;
return($s);
}
sub new {
my $class = shift;
my $self = $class->SUPER::new(@_);
my @manque=();
for my $m ("Net::CUPS","Net::CUPS::PPD") {
if(check_install(module=>$m)) {
load($m);
} else {
push @manque,$m;
}
}
if(@manque) {
die "Needs Net::CUPS and Net::CUPS::PPD perl modules for CUPS printing";
} else {
debug_pm_version("Net::CUPS");
$self->{cups}=Net::CUPS->new();
}
$self->{method}='cups';
return($self);
}
sub check_available {
my @manque=();
for my $m ("Net::CUPS","Net::CUPS::PPD") {
if(!check_install(module=>$m)) {
push @manque,$m;
}
}
if(@manque) {
return(sprintf(__("Perl module(s) missing: %s"),join(' ',@manque)));
} else {
return();
}
}
sub weight {
return(1.0);
}
sub printers_list {
my ($self)=@_;
return(map { {name=>$_->getName(),
description=>$_->getDescription()||$_->getName()} }
($self->{cups}->getDestinations()));
}
sub default_printer {
my ($self)=@_;
# get default printer
my $d=$self->{cups}->getDestination();
if($d) {
return($d->getName());
} else {
# if no default printer found, get printers list...
my @d=$self->{cups}->getDestinations();
if(@d) {
# ... and return the first one
return($d[0]->getName());
} else {
return("");
}
}
}
sub printer_selected_options {
my ($self,$printer)=@_;
my @o=();
my $ppd=$self->{cups}->getPPD($printer);
if($ppd) {
for my $k (split(/\s+/,$self->{useful_options})) {
my $option=$ppd->getOption($k);
if(%$option) {
push @o,{name=>$k,
description=>nonnul($option->{'text'}),
default=>nonnul($option->{'defchoice'}),
values=>[map { {name=>nonnul($_->{choice}),
description=>nonnul($_->{text}) } }
(@{$option->{choices}})],
}
}
}
} else {
debug "WARNING: getPPD failed for printer $printer";
}
return(@o);
}
# PRINTING
sub select_printer {
my ($self,$printer)=@_;
$self->{dest}=$self->{cups}->getDestination($printer);
}
sub set_option {
my ($self,$option,$value)=@_;
if($self->{dest}) {
$self->{dest}->addOption($option,$value);
} else {
debug "WARNING: set_option with no DEST";
}
}
sub print_file {
my ($self,$filename,$label)=@_;
if($self->{dest}) {
$self->{dest}->printFile($filename,$label);
} else {
debug "ERROR: print_file with no DEST";
}
}
1;
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