#!/usr/bin/perl

# Drakwizard

# Copyright (C) 2003 Mandrakesoft 
#
# Author: Florent Villard <warly@mandrakesoft.com>
#
# This program 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, 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 General Public License for more details.
#
# You should have received a copy of the GNU 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.

use lib qw(/usr/lib/libDrakX);
use strict;

use standalone;
use interactive;
use common;

#- I18N.
push @::textdomains, 'drakwizard';

$::isWizard = 1;
$::Wizard_no_previous = 1;
$::Wizard_title = "Drakwizard";
$::Wiz_dir = '/usr/share/wizards/';
my $in = interactive->vnew;
		
my %wiz = (
       apache => ['Apache', N("Apache web server")],
       dhcp => ['Dhcp', N("DHCP server")],
       bind => ['Bind', N("DNS server")],
       inn => ['Inn', N("News server")],
       nfs => ['NFS', N("NFS server")],
       postfix => ['Postfix', N("Mail server")],
       proftpd => ['Proftpd', N("FTP server")],
       samba => ['Samba', N("Samba server")],
       squid => ['Squid', N("Proxy")],
       ntp => ['Ntp', N("Time server")],
       apache2 => ['Apache', N("Apache2 web server"), { ver => 2 }],
       nisautofs => ['Nisautofs', N("NIS server autofs map")],
       installsrv => ['Installsrv', N("Mandrake Install server")],
       pxe => ['Pxe', N("PXE server")],
      );

@ARGV = grep { ! /^--/ } @ARGV;
if (!defined($wiz{$ARGV[0]})) {
    $in->ask_from(
		  N("Drakwizard wizard selection"),
		  N("Please select a wizard"),
		  [{ val => \$ARGV[0], list => [sort { $wiz{$a}[1] cmp $wiz{$b}[1] } keys %wiz], format => sub { $wiz{$_[0]}[1] }}]
		 );
    push @ARGV, @{$wiz{$ARGV[0]}}[0,2];
}

require "MDK/Wizard/$wiz{$ARGV[0]}[0].pm";

my ($wiz, $err) = "MDK::Wizard::$wiz{$ARGV[0]}[0]"->new($wiz{$ARGV[0]}[2]);
if ($err) {
    $::Wizard_finished = 1;
    $in->ask_okcancel(N("Error"), translate($err));
    $in->exit;
}
wizard($wiz->{o});

$in->exit;

sub wizard {
    my ($o) = @_;
    my $page = $o->{pages}{welcome};
    $::Wizard_title = $o->{name};
    $::Wizard_pix_up = $o->{defaultimage};
    if ($> && !$o->{allow_user} && !$::testing) {
	require_root_capability();
    } 
    check_rpm($o->{needed_rpm}) if $o->{needed_rpm};
    if (defined $o->{init}) {
	my ($res, $msg) = &{$o->{init}};
	if (!$res) {
	    $in->ask_okcancel(N("Error"), $msg);
	    exit() if ! $::testing
	}
    }
    
    my $next = 'welcome';
    my @steps;
    while (1) {
	undef $::Wizard_no_previous; 
        undef $::Wizard_no_cancel;
	$::Wizard_no_previous = $page->{no_back};
	$::Wizard_finished = $page->{end};
	$::Wizard_no_cancel = $page->{no_cancel} || $page->{end};
	defined $page->{pre} and $page->{pre}();
	# FIXME or the displaying fails
	my $data = defined $page->{data} ? ref $page->{data} ? $page->{data} : [ { label => '' } ] : [ { label => '' } ];
	my $data2;
	foreach my $d (@$data) {
	    $d->{fixed_val} and $d->{val} = ${$d->{fixed_val}};
	    if ($d->{fixed_list}) {
		$d->{list} = $d->{fixed_list}; 
	    }
	    if (ref $d->{boolean_list} && ref ${$d->{boolean_list}}) { 
		my $i;
		foreach (@{${$d->{boolean_list}}}) {
		    push @$data2,  { text => $_, type => 'bool', val => \${$d->{val}}->[$i], disabled => $d->{disabled} };
		    $i++
		}
	    } else {
		push @$data2, $d
	    }
	}
	my $a = $in->ask_from($o->{name}, $page->{name}, $data2);
	if ($a) {
	    push @steps, $next if !$page->{ignore} && $steps[-1] ne $next;
	    $next = defined $page->{post} ? $page->{post}() : 0;
	    defined $o->{pages}{$next} or $next = $page->{next};
	} else {
	   $next = pop @steps
        }
	$next or return;
	$page = $o->{pages}{$next}
    }
}

sub check_rpm {
    my ($rpms) = @_;
    foreach my $rpm (@$rpms) {
	if (!$in->do_pkgs->is_installed($rpm)) {
	    if ($in->ask_okcancel(N("Error"), N("%s is not installed\nClick \"Next\" to install or \"Cancel\" to quit", c::from_utf8($rpm)))) {
		$::testing and next;
		if (!$in->do_pkgs->install($rpm)) {
		    $::Wizard_finished = 1;
		    $in->ask_okcancel(N("Error"), N("Installation failed"));
		    $in->exit;
		}
	    }
	    else { $in->exit }
	}
    }
}