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#!/usr/bin/perl

# Drakwizard

# Copyright (C) 2003 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.

package MDK::Wizard::Inn;
use strict;

use common;
require MDK::Wizard::Wizcommon;
use MDK::Wizard::Varspaceval;

my $wiz = new MDK::Wizard::Wizcommon;

my $o = { 
    name => 'News Wizard',
	var => { 
	    news_server => '',
	    news_freq => ''
	},
	needed_rpm => [ 'inn' ],
	defaultimage => "$ENV{__WIZ_HOME__}news_wizard/images/news.png"
    };

$o->{pages} = { 
		  welcome => {
		      name => N('Welcome to the News Wizard') . "\n\n" . N('This wizard will help you configuring the Internet News services for your network.'),
		  no_back => 1,
	          next => 'ask_news_server'
	      },
	      ask_news_server => {
	          name => N('News Server') . "\n\n" . N('The news server name is the name of the host providing the Internet news to your network; the name is usually provided by your provider.') . "\n\n" . N('Internet host names must be in the form "host.domain.domaintype"; for example, if your provider is "provider.com", the internet news server is usually "news.provider.com".'),
                  pre => sub {
			$o->{var}{news_server} ||= get_server();
		  },
                  data => [
		      { label => N('News Server Name:'),  val => \$o->{var}{news_server} },
		      ],
		      post => sub { $o->{var}{news_server} or 'error_in_news_server' },
	          next => 'ask_news_freq'
	      },
	      ask_news_freq => {
	          name => N('Polling Period') . "\n\n" . N('Your server will regularly poll the News Server for obtaning the latest Internet News; the polling period set the interval between two consecutive polling.') . "\n\n" . N('Depending on the kind of internet connection you have, an appropriate polling period can change between 6 and 24 hours.'),
                  pre => sub {
			$o->{var}{news_freq} ||= 24;
		  },
                  data => [
		      { label => N('Polling Period (Hours):'), val => \$o->{var}{news_freq} },
		      ],
		  post => \&check_valid_hours,
	          next => 'summary'
	      },
              warning => {
		name => N('Warning.'),
		data => [ { label => N('') } ],
	        next => 'summary'
	      },
	      error_in_news_server => {
		name => N('Error.'),
		data => [ { label => N('The news server name is not correct') } ],
	        next => 'ask_news_server'
	      },
	      error_in_polling_time => {
		name => N('Error.'),
		data => [ { label => N('The polling period is not correct') } ],
	        next => 'ask_news_freq'
	      },
	      summary => {
	        name =>  N('Configuring the Internet News') . "\n\n" . N('The wizard collected the following parameters
needed to configure your Internet News Service:') . "\n\n" . N('To accept these values, and configure your server, click the Next button or use the Back button to correct them.'),
                data => [
		      { label => N('News Server:'), fixed_val => \$o->{var}{news_server} },
		      { label => N('Polling Interval:'), fixed_val => \$o->{var}{news_freq} },
		  ],
		post => \&do_it,
	        next => 'end'
	      },
	      end => { 
	        name => N('Congratulation'),
                data => [ { label => N('The wizard successfully configured your Internet News service of your server.') } ], 
		end => 1,
	        next => 0
	  },
};

sub new {
    my ($class, $conf) = @_;
    bless {
	    o   => $o,
       }, $class;
}

sub check_valid_hours {
    $o->{var}{news_freq} =~ /^\d+$/ or return 'error_in_polling_time'
}

sub normalize_freq {
    my	($freq) = @_;

    if ($freq =~ /(\d*)/) {
	$freq = $1;
    }
    if ($freq <= 0) {
	$freq = 0;
    }
    if ($freq >= 24) {
	$freq = 24;
    }
    $freq;
}

sub get_server {
    my %mdk = MDK::Wizard::Varspaceval->get("/etc/leafnode/config");
    $mdk{server}
}

sub normalize_server {
    my	($server) = @_;
    $server
}

sub do_it {
    $::testing and return;
    $o->{var}{news_freq} and my $freq = normalize_freq($o->{var}{news_freq}) or
      die "freq not defined: $!";
    $o->{var}{news_server} and my $server = normalize_server($o->{var}{news_server}) or
      die "server not defined: $!";
    my $file = "/etc/leafnode/config";
    -d "/etc/leafnode" or mkdir "/etc/leafnode";
    output($file, map { 
	s|__server__|$server|g;
	$_;
    } cat_("__WIZ_HOME__/news_wizard/scripts/config.default"));
    $file = "/var/spool/cron/news";
    my $file_c = "/etc/leafnode/crontab";
    if (-f $file) {
	MDK::Common::cp_af($file, $file_c);
        MDK::Common::cp_af($file, $file . ".orig");
    }
    output($file_c, map { 
	s|__freq__|$freq|g;
	$_;
    } cat_("__WIZ_HOME__/news_wizard/scripts/news.cron"));
    system("crontab -u news /etc/leafnode/crontab");
}

1;