path: root/print-conf.in

#!/usr/bin/env perl
#-*- Mode: perl; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-

# Print configurator. Designed to be architecture and distribution independent.
#
# Copyright (C) 2000-2001 Ximian, Inc.
#
# Authors: Hans Petter Jansson <hpj@ximian.com>
#          Michael Vogt <mvo@debian.org> (Debian Support)
#          Arturo Espinosa <arturo@ximian.com>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU Library General Public License as published
# by the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program 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 Library General Public License for more details.
#
# You should have received a copy of the GNU Library General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.

# Best viewed with 100 columns of width.

# Configuration files affected:
#
# /etc/resolv.conf
# /etc/host.conf
# /etc/hosts
# /etc/sysconfig/print
# /etc/rc.config
# /etc/smb.conf

# Running programs affected:
#
# smbd
# nmbd
# ifconfig: check current printers and activate/deactivate.


require "___scriptsdir___/general.pl";
require "___scriptsdir___/platform.pl";
require "___scriptsdir___/util.pl";
require "___scriptsdir___/file.pl";
require "___scriptsdir___/xml.pl";
require "___scriptsdir___/print.pl";


# Debug stuff
#$xst_prefix = "/tmp/y";
#open STDERR, ">/tmp/err";

# --- Tool information --- #

$name = "print";
$version = "0.1.0";
@platforms = ("redhat-6.0", "redhat-6.1", "redhat-6.2", "redhat-7.0",
              "mandrake-7.2", "debian-2.2", "debian-woody");

$description =<<"end_of_description;";
       Configures the lpr subsystem.
end_of_description;

$progress_max = 10;


# --- XML parsing ---

# Scan XML from standard input to an internal tree.

sub xml_parse
{
  my ($tree, %hash);
  # Scan XML to tree.

  $tree = &xst_xml_scan;

  # Walk the tree recursively and extract configuration parameters.
  # This is the top level - find and enter the "print" tag.

  while (@$tree)
  {
    if ($$tree[0] eq "print") { &xml_parse_print ($$tree[1], \%hash); }

    shift @$tree;
    shift @$tree;
  }

  return(\%hash);
}

# <print>...</print>

sub xml_parse_print
{
  my $tree = $_[0];
  my $hash = $_[1];
  my %printer;

  shift @$tree;  # Skip attributes.

  while (@$tree)
  {
    if ($$tree[0] eq "printer") { &xml_parse_printer ($$tree[1], \%printer); }

    shift @$tree;
    shift @$tree;
  }
  
  %$hash = %printer if scalar keys %printer;
}

# <printer>...</printer>

sub xml_parse_printer
{
  my $tree = $_[0];
  my $printer = $_[1];
  my %hash, %section_hash;
  my $dev;

  shift @$tree;

  while (@$tree)
  {
    $hash{$$tree[0]} = &xst_xml_get_pcdata ($$tree[1]);

    # If get_pcdata returns an array instead of a scalar, we have
    #  a subsection to process.
    if ( ref($hash{$$tree[0]}) eq "ARRAY" ) {
      $hash{$$tree[0]} = &xml_parse_section($$tree[1]);
    }

    shift @$tree;
    shift @$tree;
  }

  $dev = $hash{"name"};
  $$printer{$dev} = \%hash;
}

sub xml_parse_section
{
  my $tree = $_[0];
  my %hash;
  my $dev;

  while (@$tree)
  {
    $hash{$$tree[0]} = &xst_xml_get_pcdata ($$tree[1]);

    shift @$tree;
    shift @$tree;
  }
 
  return \%hash;
}

# --- XML printing --- #

sub xml_print_section
{
    
}

sub xml_print_printer
{
  my ($h, $spool) = @_;
  my ($i, $val, $section);

  &xst_xml_print_vspace ();
  &xst_xml_print_line ("<printer>\n");
  &xst_xml_enter ();

  foreach $i (keys (%$h)) {
    $val = &xst_xml_quote ($$h{$i});
    &xst_xml_print_line ("<$i>$val</$i>\n");
  }

  &xst_xml_leave ();
  &xst_xml_print_line ("</printer>\n");  
}

sub xml_print
{
  my $h = $_[0];
  my ($i, $val);

  &xst_xml_print_begin ();

  foreach $i (keys (%$h)) {
      &xml_print_printer ($$h{$i}, $i);
  }

  &xst_xml_print_end ();
}


# Top-level actions.


sub get
{
  my $hash;

  # print printer stuff
  $hash = &xst_print_conf_get ();
  &xst_end();
  &xml_print ($hash);
}


sub set
{
  my $hash;
  
  $hash = &xml_parse ();

  # check the success result of this.
  &xst_print_conf_set ($hash);

  &xst_end ();
}


# --- Filter config: XML in, XML out --- #


sub filter
{
  my $hash;
  
  $hash = &xml_parse ();
  &xst_end ();
  &xml_print ($hash);
}


# --- Main --- #

&xst_init ($name, $version, $description, @ARGV);
&xst_platform_ensure_supported (@platforms);

# Do our thing.

if    ($xst_operation eq "get")    { &get; }
elsif ($xst_operation eq "set")    { &set; }
elsif ($xst_operation eq "filter") { &filter; }