# Copyright (c) 2006, 2007 - OpenSLX GmbH
#
# This program is free software distributed under the GPL version 2.
# See http://openslx.org/COPYING
#
# If you have any feedback please consult http://openslx.org/feedback and
# send your suggestions, praise, or complaints to feedback@openslx.org
#
# General information about OpenSLX can be found at http://openslx.org/
# -----------------------------------------------------------------------------
# smart.pm
#    - provides smart-specific overrides of the OpenSLX::OSSetup::MetaPackager API.
# -----------------------------------------------------------------------------
package OpenSLX::OSSetup::MetaPackager::smart;

use strict;
use warnings;

use base qw(OpenSLX::OSSetup::MetaPackager::Base);

use OpenSLX::Basics;
use OpenSLX::Utils;

################################################################################
### implementation
################################################################################
sub new
{
    my $class = shift;
    my $self = {
        'name' => 'smart',
    };
    return bless $self, $class;
}

sub initPackageSources
{
    my $self = shift;

    $ENV{LC_ALL} = 'POSIX';

    # remove any existing channels
    slxsystem("rm -f /etc/smart/channels/*");
    if (slxsystem("smart channel -y --remove-all")) {
        die _tr("unable to remove existing channels (%s)\n", $!);
    }
    return 1;
}

sub setupPackageSource
{
    my $self        = shift;
    my $repoName    = shift;
    my $repoInfo    = shift;
    my $excludeList = shift;
    my $repoURLs    = shift;

    my $repoSubdir = '';
    if ($repoInfo->{'repo-subdir'}) {
        $repoSubdir = "/$repoInfo->{'repo-subdir'}";
    }
    my $baseURL = shift @$repoURLs;
    my $repoDescr
        = qq[$repoName name="$repoInfo->{name}" baseurl=$baseURL$repoSubdir];
    $repoDescr .= " type=rpm-md";
    if (slxsystem("smart channel -y --add $repoDescr")) {
        die _tr("unable to add channel '%s' (%s)\n", $repoName, $!);
    }

    my $mirrorDescr;
    foreach my $mirrorURL (@$repoURLs) {
        $mirrorDescr .= " --add $baseURL$repoSubdir $mirrorURL$repoSubdir";
    }
    if (defined $mirrorDescr) {
        if (slxsystem("smart mirror $mirrorDescr")) {
            die _tr(
                "unable to add mirrors for channel '%s' (%s)\n", 
                $repoName, $!
            );
        }
    }
    return 1;
}

sub installPackages
{
    my $self      = shift;
    my $packages  = shift;
    my $doRefresh = shift || 0;

    $packages =~ tr{\n}{ };

    if ($doRefresh && slxsystem("smart update")) {
        die _tr("unable to update channel info (%s)\n", $!);
    }
    if (slxsystem("smart install -y $packages")) {
        die _tr("unable to install selection (%s)\n", $!);
    }
    return 1;
}

sub removePackages
{
    my $self         = shift;
    my $pkgSelection = shift;

    if (slxsystem("smart remove -y $pkgSelection")) {
        die _tr("unable to remove selection (%s)\n", $!);
    }
    return 1;
}

sub updateBasicVendorOS
{
    my $self = shift;

    if (slxsystem("smart upgrade -y --update")) {
        if ($! == 2) {
            # file not found => smart isn't installed
            die _tr("unable to update this vendor-os, as it seems to lack an installation of smart!\n");
        }
        die _tr("unable to update this vendor-os (%s)\n", $!);
    }
    return 1;
}

1;