<?
include "template.inc";
include "functions.php";
include "global.php";

	session_start();
	
	$tsets = array("ESP-3DES-SHA" => "ESP-3DES-SHA",
				  "ESP-3DES-MD5" => "ESP-3DES-MD5",
				  "ESP-AES-256-SHA" => "ESP-AES-256-SHA",
				  "ESP-AES-256-MD5" => "ESP-AES-256-MD5"
				  );
	
	$t = new Template();
	$t->set_file('main','index.htm');
	$t->set_file('menu_strip','menu_strip.htm'); $t->parse('_menu_strip','menu_strip');
	$t->set_block('main','vpn','_vpn');
	$t->set_block('main','port_forward','_port_forward');

	if ( $_SERVER['REQUEST_METHOD'] == 'POST' ) {
		copy_vars();
		redirect('generate.php');
	}

	$fieldlist = array('hostname','domain_name','password','enable_password',
	                   'LAN_IP','LAN_subnet','WAN_IP','WAN_subnet','gateway','DNS1');
	foreach ( $fieldlist as $field ) {
		$t->set_var($field,$_SESSION[$field]);
	}

	// VPN Tunnels
	$tunnel_name = $_SESSION['tunnel_name'];
	$max = sizeof($tunnel_name);
	if ( $max ) {
		for($i=0;$i<$max;$i++) {
			$t->set_var('tunnel_name',$tunnel_name[$i]);
			$t->set_var('remote_ip',$remote_ip[$i]);
			$t->set_var('remote_network',$remote_network[$i]);
			$t->set_var('remote_subnet',$remote_subnet[$i]);
			$t->set_var('transform_set',options($tsets,$transform_set[$i]));
			$t->set_var('preshared_key',$preshared_key[$i]);
			$t->parse('_vpn','vpn',true);
		}
	} else {
		$t->set_var('tunnel_name','');
		$t->set_var('remote_ip','');
		$t->set_var('remote_network','');
		$t->set_var('remote_subnet','255.255.255.0');
		$t->set_var('transform_set',options($tsets));
		$t->set_var('preshared_key','');
		$t->parse('_vpn','vpn',true);
	}
	
	// Port Forwarding
	$port = $_SESSION['port'];
	$max = sizeof($port);
	if ( $max ) {
		for($i=0;$i<$max;$i++) {
			$t->set_var('port',$port[$i]);
			$t->set_var('local_ip',$local_ip[$i]);
			$t->parse('_port_forward','port_forward',true);
		}
	} else {
		$t->set_var('port','');
		$t->set_var('local_ip','');
		$t->parse('_port_forward','port_forward',true);
	}
	
	// DHCP
	if ( $_SESSION['DHCP_enable'] == '1' ) {
		$t->set_var('DHCP_enable','checked');
		$t->set_var('DHCP_start',$_SESSION['DHCP_start']);
		$t->set_var('DHCP_end',$_SESSION['DHCP_end']);
		$t->set_var('DHCP_DNS',$_SESSION['DHCP_DNS']);
		$t->parse('_dhcp','dhcp');
	}


	$t->pparse('_main','main');

function copy_vars() 
{
global $vars;

	foreach ( $vars as $var ) {
		$_SESSION[$var] = $_REQUEST[$var];
	}

}
?>