#!/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/';
$::Wiz_more_dir = "/etc/wizard.d/";
my $in = interactive->vnew;

my %wiz = (
           apache2 => ['Apache', N("Apache2 web server"), { ver => 2 }],
           samba => ['Samba', N("Samba server")],
           sambashare => ['Sambashare', N("Manage Samba share")],
           sambaprint => ['Sambaprint', N("Manage Samba print")],
           postfix => ['Postfix', N("Mail server")],
           );

# display all wizards
-d "/usr/share/wizards/proxy_wizard" and %wiz = (
                    %wiz,
                    nisautofs => ['Nisautofs', N("NIS server autofs map")],
                    installsrv => ['Installsrv', N("Linux Install server")],
                    ldap => [ 'Ldap', N("ldap server")],
                    squid => ['Squid', N("Proxy")],
                    sshd => ['Sshd', N("OpenSSH daemon configuration")],
                    ntp => ['Ntp', N("Time server")],
                    dhcp => ['Dhcp', N("DHCP server")],
                    bind => ['Bind', N("DNS server")],
                    inn => ['Inn', N("News server")],
                    nfs => ['NFS', N("NFS server")],
                    kolab => ['Kolab', N("Kolab server")],
                    proftpd => ['Proftpd', N("FTP server")],
                   );

foreach my $file (glob_("$::Wiz_more_dir/*.conf"))
{
	next unless -f $file;
	my %tmp=getVarsFromSh($file);
	$wiz{lc($file)} = [ $tmp{NAME}, $tmp{DESCRIPTION} ];
}

@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;
}

$::in = $in;
if ($wiz->{o}{use_new_data_structure}) {
    require wizards;
    my $wizard = wizards->new;
    $wizard->safe_process($wiz->{o}, $in);
} else {
    wizard($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_local($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
	}
    }
    $::in = $in; # so that steps "complete" callbacks can call interactive->ask_warn() :-(
    
    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}, $data2, if_($page->{complete}, complete => $page->{complete}));
	if ($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}
    }
}

## fix duplicate check_rpm with /usr/lib/libDrakX/wizards.pm
sub check_rpm_local {
    my ($rpms) = @_;
    foreach my $rpm (@$rpms) {
	if (!$in->do_pkgs->is_installed($rpm)) {
	    if ($in->ask_okcancel("", N("%s is not installed\nClick \"Next\" to install or \"Cancel\" to quit", c::from_utf8($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 }
	}
    }
}