<?php
/***************************************************************************
 *                                common.php
 *                            -------------------
 *   begin                : Saturday, Feb 23, 2001
 *   copyright            : (C) 2001 The phpBB Group
 *   email                : support@phpbb.com
 *
 *   $Id$
 *
 *
 ***************************************************************************/

/***************************************************************************
 *
 *   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 of the License, or
 *   (at your option) any later version.
 *
 ***************************************************************************/

error_reporting  (E_ERROR | E_WARNING | E_PARSE); // This will NOT report uninitialized variables
set_magic_quotes_runtime(0); // Disable magic_quotes_runtime

//
// addslashes to vars if magic_quotes_gpc is off
// this is a security precaution to prevent someone
// trying to break out of a SQL statement.
//
if( !get_magic_quotes_gpc() )
{
	if( is_array($HTTP_GET_VARS) )
	{
		while( list($k, $v) = each($HTTP_GET_VARS) )
		{
			if( is_array($HTTP_GET_VARS[$k]) )
			{
				while( list($k2, $v2) = each($HTTP_GET_VARS[$k]) )
				{
					$HTTP_GET_VARS[$k][$k2] = addslashes($v2);
				}
				@reset($HTTP_GET_VARS[$k]);
			}
			else
			{
				$HTTP_GET_VARS[$k] = addslashes($v);
			}
		}
		@reset($HTTP_GET_VARS);
	}

	if( is_array($HTTP_POST_VARS) )
	{
		while( list($k, $v) = each($HTTP_POST_VARS) )
		{
			if( is_array($HTTP_POST_VARS[$k]) )
			{
				while( list($k2, $v2) = each($HTTP_POST_VARS[$k]) )
				{
					$HTTP_POST_VARS[$k][$k2] = addslashes($v2);
				}
				@reset($HTTP_POST_VARS[$k]);
			}
			else
			{
				$HTTP_POST_VARS[$k] = addslashes($v);
			}
		}
		@reset($HTTP_POST_VARS);
	}

	if( is_array($HTTP_COOKIE_VARS) )
	{
		while( list($k, $v) = each($HTTP_COOKIE_VARS) )
		{
			if( is_array($HTTP_COOKIE_VARS[$k]) )
			{
				while( list($k2, $v2) = each($HTTP_COOKIE_VARS[$k]) )
				{
					$HTTP_COOKIE_VARS[$k][$k2] = addslashes($v2);
				}
				@reset($HTTP_COOKIE_VARS[$k]);
			}
			else
			{
				$HTTP_COOKIE_VARS[$k] = addslashes($v);
			}
		}
		@reset($HTTP_COOKIE_VARS);
	}
}

//
// Define some basic configuration arrays this also prevents
// malicious rewriting of language and otherarray values via
// URI params
//
$board_config = Array();
$userdata = Array();
$theme = Array();
$images = Array();
$lang = Array();

if(empty($phpbb_root_path))
{
	$phpbb_root_path = "./";
}
include($phpbb_root_path . 'config.'.$phpEx);
include($phpbb_root_path . 'includes/constants.'.$phpEx);
include($phpbb_root_path . 'includes/template.'.$phpEx);
include($phpbb_root_path . 'includes/message.'.$phpEx);
include($phpbb_root_path . 'includes/sessions.'.$phpEx);
include($phpbb_root_path . 'includes/auth.'.$phpEx);
include($phpbb_root_path . 'includes/functions.'.$phpEx);
include($phpbb_root_path . 'includes/db.'.$phpEx);
include($phpbb_root_path . 'includes/emailer.'.$phpEx);

//
// Obtain and encode users IP
//
if(!empty($HTTP_CLIENT_IP))
{
	$client_ip = (ereg("[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+", $HTTP_CLIENT_IP)) ? $HTTP_CLIENT_IP : $REMOTE_ADDR;
}
else if(!empty($HTTP_X_FORWARDED_FOR))
{
	$client_ip = (ereg("([0-9]+\.[0-9]+\.[0-9]+\.[0-9]+)", $HTTP_X_FORWARDED_FOR, $ip_list)) ? $ip_list[0] : $REMOTE_ADDR;
}
else if(!empty($HTTP_PROXY_USER))
{
	$client_ip = (ereg("[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+", $HTTP_PROXY_USER)) ? $HTTP_PROXY_USER : $REMOTE_ADDR;
}
else
{
	$client_ip = $REMOTE_ADDR;
}
$user_ip = encode_ip($client_ip);

//
// Setup forum wide options, if this fails
// then we output a CRITICAL_ERROR since
// basic forum information is not available
//
$sql = "SELECT *
	FROM " . CONFIG_TABLE;
if(!$result = $db->sql_query($sql))
{
	message_die(CRITICAL_ERROR, "Could not query config information", "", __LINE__, __FILE__, $sql);
}
else
{
	while($row = $db->sql_fetchrow($result))
	{
		$board_config[$row['config_name']] = $row['config_value'];
	}
	$board_config['allow_html_tags'] = split(",", $board_config['allow_html_tags']);
	$board_config['board_email'] = str_replace("<br />", "\n", "-- \n" . $board_config['email_sig']);
	$board_config['default_template'] = stripslashes($board_config['sys_template']);
	$board_config['board_timezone'] = $board_config['system_timezone'];
}

if( $board_config['board_disable'] && !defined("IN_ADMIN") )
{
	include($phpbb_root_path . 'language/lang_' . $board_config['default_lang'] . '.'.$phpEx);

	message_die(GENERAL_MESSAGE, $lang['Board_disable'], $lang['Information']);
}

//
// Setup the emailer
//
$emailer = new emailer($board_config['smtp_delivery']);

?>