#!/usr/bin/perl
#
# IPFire CGIs
#
# This code is distributed under the terms of the GPL
#
# (c) The IPFire Team
#

use strict;
# enable only the following on debugging purpose
use warnings;
use CGI::Carp 'fatalsToBrowser';

require '/var/ipfire/general-functions.pl';
require "${General::swroot}/lang.pl";
require "${General::swroot}/header.pl";

my %upnpsettings = ();
my %checked = ();
my %netsettings = ();
my $message = "";
my $errormessage = "";
my %selected= () ;
&General::readhash("${General::swroot}/ethernet/settings", \%netsettings);

my %servicenames =
(
       'UPnP Daemon' => 'upnpd',
);

&Header::showhttpheaders();
############################################################################################################################
############################################### Setzen von Standartwerten ##################################################

$upnpsettings{'DEBUGMODE'} = '3';
$upnpsettings{'FORWARDRULES'} = 'yes';
$upnpsettings{'FORWARDCHAIN'} = 'FORWARD';
$upnpsettings{'PREROUTINGCHAIN'} = 'PORTFW';
$upnpsettings{'DOWNSTREAM'} = '900000';
$upnpsettings{'UPSTREAM'} = '16000000';
$upnpsettings{'DESCRIPTION'} = 'gatedesc.xml';
$upnpsettings{'XML'} = '/etc/linuxigd';
$upnpsettings{'ENABLED'} = 'off';
$upnpsettings{'GREEN'} = 'on';
$upnpsettings{'BLUE'} = 'off';
### Values that have to be initialized
$upnpsettings{'ACTION'} = '';

&General::readhash("${General::swroot}/upnp/settings", \%upnpsettings);
&Header::getcgihash(\%upnpsettings);

&Header::openpage('UPnP', 1, '');
&Header::openbigbox('100%', 'left', '', $errormessage);

############################################################################################################################
################################################### Speichern der Config ###################################################

if ($upnpsettings{'ACTION'} eq $Lang::tr{'save'})
{
&General::writehash("${General::swroot}/upnp/settings", \%upnpsettings);

       open (FILE, ">${General::swroot}/upnp/upnpd.conf") or die "Can't save the upnp config: $!";
       flock (FILE, 2);

print FILE <<END

# UPnP Config by Ipfire Project

debug_mode = $upnpsettings{'DEBUGMODE'}
insert_forward_rules = $upnpsettings{'FORWARDRULES'}
forward_chain_name = $upnpsettings{'FORWARDCHAIN'}
prerouting_chain_name = $upnpsettings{'PREROUTINGCHAIN'}
upstream_bitrate = $upnpsettings{'DOWNSTREAM'}
downstream_bitrate = $upnpsettings{'UPSTREAM'}
description_document_name = $upnpsettings{'DESCRIPTION'}
xml_document_path = $upnpsettings{'XML'}

END
;
close FILE;
}
elsif ($upnpsettings{'ACTION'} eq 'Start')
{
       $upnpsettings{'ENABLED'} = 'on';
       &General::writehash("${General::swroot}/upnp/settings", \%upnpsettings);
       system('/usr/local/bin/upnpctrl start');
}
elsif ($upnpsettings{'ACTION'} eq 'Stop')
{
       $upnpsettings{'ENABLED'} = 'off';
       &General::writehash("${General::swroot}/upnp/settings", \%upnpsettings);
       system('/usr/local/bin/upnpctrl stop');
}
elsif ($upnpsettings{'ACTION'} eq $Lang::tr{'restart'})
{
       &General::writehash("${General::swroot}/upnp/settings", \%upnpsettings);
       system('/usr/local/bin/upnpctrl restart');
}

&General::readhash("${General::swroot}/upnp/settings", \%upnpsettings);

if ($errormessage) {
       &Header::openbox('100%', 'left', $Lang::tr{'error messages'});
       print "<class name='base'>$errormessage\n";
       print "&nbsp;</class>\n";
       &Header::closebox();
}

$checked{'GREEN'}{'on'} = '';
$checked{'GREEN'}{'off'} = '';
$checked{'GREEN'}{"$upnpsettings{'GREEN'}"} = 'checked';
$checked{'BLUE'}{'on'} = '';
$checked{'BLUE'}{'off'} = '';
$checked{'BLUE'}{"$upnpsettings{'BLUE'}"} = 'checked';

############################################################################################################################
############################################################################################################################

&Header::openbox('100%', 'center', 'UPnP');
print <<END
       <form method='post' action='$ENV{'SCRIPT_NAME'}'>
       <table width='400' cellspacing='0'>
END
;
       if ( $message ne "" ) {
               print "<tr><td colspan='3' align='center'><font color='red'>$message</font>";
       }

       my $lines = 0;
       my $key = '';
       foreach $key (sort keys %servicenames)
       {
               if ($lines % 2) {
                       print "<tr bgcolor='${Header::table1colour}'>\n"; }
               else {
                       print "<tr bgcolor='${Header::table2colour}'>\n"; }
               print "<td align='left'>$key\n";
               my $shortname = $servicenames{$key};
               my $status = &isrunning($shortname);
               print "$status\n";
               $lines++;
       }
       print <<END
               <tr><td><b>Alle Dienste:</b></td><td colspan='2'>
               <input type='submit' name='ACTION' value='Start' />
               <input type='submit' name='ACTION' value='Stop' />
               <input type='submit' name='ACTION' value='$Lang::tr{'restart'}' />
       </table>
       </form>
       <hr />
       <form method='post' action='$ENV{'SCRIPT_NAME'}'>
       <table width='500'>
       <tr><td colspan='2' align='left'><b>$Lang::tr{'options'}</b>
       <tr><td align='left'>$Lang::tr{'interfaces'}
            <td align='left'>&nbsp;<td><input type='checkbox' name='GREEN' $checked{'GREEN'}{'on'} /> <font size='2' color='$Header::colourgreen'><b>$Lang::tr{'green'} - $netsettings{'GREEN_DEV'}</b></font>
END
;
        if (&Header::blue_used()){
        print <<END
        <tr><td align='left'>&nbsp;<td><input type='checkbox' name='BLUE' $checked{'BLUE'}{'on'} /> <font size='2' color='$Header::colourblue'><b>$Lang::tr{'wireless'} - $netsettings{'BLUE_DEV'}</b></font>
END
;
                                   }
       print <<END
       </table>

<table width='95%' cellspacing='0'>
<tr><td align='left'>Debug Mode:</td><td><input type='text' name='DEBUGMODE' value='$upnpsettings{'DEBUGMODE'}' size="30"></input></td></tr>
<tr><td align='left'>Forward Rules:</td><td><input type='text' name='FORWARDRULES' value='$upnpsettings{'FORWARDRULES'}' size="30"></input></td></tr>
<tr><td align='left'>Forward Chain:</td><td><input type='text' name='FORWARDCHAIN' value='$upnpsettings{'FORWARDCHAIN'}' size="30"></input></td></tr>
<tr><td align='left'>Prerouting Chain:</td><td><input type='text' name='PREROUTINGCHAIN' value='$upnpsettings{'PREROUTINGCHAIN'}' size="30"></input></td></tr>
<tr><td align='left'>Down Stream:</td><td><input type='text' name='DOWNSTREAM' value='$upnpsettings{'DOWNSTREAM'}' size="30"></input></td></tr>
<tr><td align='left'>Up Strean:</td><td><input type='text' name='UPSTREAM' value='$upnpsettings{'UPSTREAM'}' size="30"></input></td></tr>
<tr><td align='left'>Description Document:</td><td><input type='text' name='DESCRIPTION' value='$upnpsettings{'DESCRIPTION'}' size="30"></input></td></tr>
<tr><td align='left'>XML Document:</td><td><input type='text' name='XML' value='$upnpsettings{'XML'}' size="30"></input></td></tr>
<tr><td colspan='2' align='center'><input type='submit' name='ACTION' value=$Lang::tr{'save'} />
</table></form>
<br></br>
<hr></hr>
END
;
&Header::closebox();

&Header::closebigbox();
&Header::closepage();

############################################################################################################################
############################################################################################################################

sub isrunning
{
       my $cmd = $_[0];
       my $status = "<td bgcolor='${Header::colourred}'><font color='white'><b>$Lang::tr{'stopped'}</b></font></td>";
       my $pid = '';
       my $testcmd = '';
       my $exename;

       $cmd =~ /(^[a-z]+)/;
       $exename = $1;

       if (open(FILE, "/var/run/${cmd}.pid"))
       {
               $pid = <FILE>; chomp $pid;
               close FILE;
               if (open(FILE, "/proc/${pid}/status"))
               {
                       while (<FILE>)
                       {
                               if (/^Name:\W+(.*)/) {
                                       $testcmd = $1; }
                       }
                       close FILE;
                       if ($testcmd =~ /$exename/)
                       {
                               $status = "<td bgcolor='${Header::colourgreen}'><font color='white'><b>$Lang::tr{'running'}</b></font></td>";
                       }
               }
       }

       return $status;
}