<?php

/***********************************************************************

  Copyright (C) 2002-2008  PunBB.org

  This file is part of PunBB.

  PunBB 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.

  PunBB 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

************************************************************************/

// if (!defined('PUN_ROOT'))

// 	define('PUN_ROOT', '../');

// require PUN_ROOT.'include/common.php';

require PUN_ROOT.'include/common_admin.php';

// import globals (I really hope this isn't dangerous)

foreach ( $GLOBALS as $key => $_ )

{

  $$key =& $GLOBALS[$key];

}

$db_name =& $dbname;

($hook = get_hook('ain_start')) ? eval($hook) : null;

if (!$pun_user['is_admmod'])

	message($lang_common['No permission']);

// Load the admin.php language file

require PUN_ROOT.'lang/'.$pun_user['language'].'/admin.php';

$GLOBALS['lang_admin'] = $lang_admin;

// Show phpinfo() output

{

	($hook = get_hook('ain_phpinfo_selected')) ? eval($hook) : null;

	// Is phpinfo() a disabled function?

	if (strpos(strtolower((string)@ini_get('disable_functions')), 'phpinfo') !== false)

		message($lang_admin['phpinfo disabled']);

	phpinfo();

	exit;

}

// Generate check for updates text block

if ($pun_config['o_check_for_updates'] == '1')

	$punbb_updates = $lang_admin['Check for updates enabled'];

else

{

	// Get a list of installed hotfix extensions

	$query = array(

		'SELECT'	=> 'e.id',

		'FROM'		=> 'extensions AS e',

		'WHERE'		=> 'e.id LIKE \'hotfix_%\''

	);

	($hook = get_hook('ain_qr_get_hotfixes')) ? eval($hook) : null;

	$result = $pun_db->query_build($query) or error(__FILE__, __LINE__);

	$num_hotfixes = $pun_db->num_rows($result);

	$hotfixes = array();

	for ($i = 0; $i < $num_hotfixes; ++$i)

		$hotfixes[] = urlencode($pun_db->result($result, $i));

	$punbb_updates = '<a href="http://punbb.org/update/?version='.urlencode($pun_config['o_cur_version']).'&amp;hotfixes='.implode(',', $hotfixes).'">'.$lang_admin['Check for updates manual'].'</a>';

}

// Get the server load averages (if possible)

if (function_exists('sys_getloadavg'))

{

	$load_averages = sys_getloadavg();

	array_walk($load_averages, create_function('&$v', '$v = round($v, 3);'));

	$server_load = $load_averages[0].' '.$load_averages[1].' '.$load_averages[2];

}

else if (@file_exists('/proc/loadavg') && is_readable('/proc/loadavg'))

{

	// We use @ just in case

	$fh = @fopen('/proc/loadavg', 'r');

	$load_averages = @fread($fh, 64);

	@fclose($fh);

	$load_averages = @explode(' ', $load_averages);

	$server_load = isset($load_averages[2]) ? $load_averages[0].' '.$load_averages[1].' '.$load_averages[2] : 'Not available';

}

else if (!in_array(PHP_OS, array('WINNT', 'WIN32')) && preg_match('/averages?: ([0-9\.]+),[\s]+([0-9\.]+),[\s]+([0-9\.]+)/i', @exec('uptime'), $load_averages))

	$server_load = $load_averages[1].' '.$load_averages[2].' '.$load_averages[3];

else

	$server_load = $lang_admin['Not available'];

// Get number of current visitors

$query = array(

	'SELECT'	=> 'COUNT(o.user_id)',

	'FROM'		=> 'online AS o',

	'WHERE'		=> 'o.idle=0'

);

($hook = get_hook('ain_qr_get_users_online')) ? eval($hook) : null;

$result = $pun_db->query_build($query) or error(__FILE__, __LINE__);

$num_online = $pun_db->result($result);

// Get the database system version

switch ($db_type)

{

	case 'sqlite':

		$db_version = 'SQLite '.sqlite_libversion();

		break;

	default:

		$result = $pun_db->query('SELECT VERSION()') or error(__FILE__, __LINE__);

		$db_version = $pun_db->result($result);

		break;

}

// Collect some additional info about MySQL

if ($db_type == 'mysql' || $db_type == 'mysqli')

{

	$db_version = 'MySQL '.$db_version;

	// Calculate total db size/row count

	$result = $pun_db->query('SHOW TABLE STATUS FROM `'.$db_name.'` LIKE \''.$db_prefix.'%\'') or error(__FILE__, __LINE__);

	$total_records = $total_size = 0;

	while ($status = $pun_db->fetch_assoc($result))

	{

		$total_records += $status['Rows'];

		$total_size += $status['Data_length'] + $status['Index_length'];

	}

	$total_size = $total_size / 1024;

	if ($total_size > 1024)

		$total_size = round($total_size / 1024, 2).' MB';

	else

		$total_size = round($total_size, 2).' KB';

}

// Check for the existance of various PHP opcode caches/optimizers

if (function_exists('mmcache'))

	$php_accelerator = '<a href="http://turck-mmcache.sourceforge.net/">Turck MMCache</a>';

else if (isset($_PHPA))

	$php_accelerator = '<a href="http://www.php-accelerator.co.uk/">ionCube PHP Accelerator</a>';

else if (ini_get('apc.enabled'))

	$php_accelerator ='<a href="http://www.php.net/apc/">Alternative PHP Cache (APC)</a>';

else if (ini_get('zend_optimizer.optimization_level'))

	$php_accelerator = '<a href="http://www.zend.com/products/zend_optimizer/">Zend Optimizer</a>';

else if (ini_get('eaccelerator.enable'))

	$php_accelerator = '<a href="http://eaccelerator.net/">eAccelerator</a>';

else if (ini_get('xcache.cacher'))

	$php_accelerator = '<a href="http://trac.lighttpd.net/xcache/">XCache</a>';

else

	$php_accelerator = 'N/A';

$pun_page['item_num'] = 0;

// Setup breadcrumbs

$pun_page['crumbs'] = array(

	array($pun_config['o_board_title'], pun_link($pun_url['index'])),

	array($lang_admin['Forum administration'], pun_link($pun_url['admin_index'])),

	$lang_admin['Information']

);

($hook = get_hook('ain_pre_header_load')) ? eval($hook) : null;

define('PUN_PAGE_SECTION', 'start');

define('PUN_PAGE', 'admin-information');

require PUN_ROOT.'header.php';

?>

<div id="pun-main" class="main sectioned admin">

<?php echo generate_admin_menu(); ?>

	<div class="main-head">

		<h1><span>{ <?php echo end($pun_page['crumbs']) ?> }</span></h1>

	</div>

	<div class="main-content frm">

		<div class="frm-head">

			<h2><span><?php echo $lang_admin['Information head'] ?></span></h2>

		</div>

		<div class="frm-info">

			<p><?php echo $lang_admin['Welcome info'] ?></p>

		</div>

		<div class="datagrid">

<?php ($hook = get_hook('ain_pre_version')) ? eval($hook) : null; ?>

			<div class="idx-item databox db<?php echo ++$pun_page['item_num']?>">

				<h3 class="legend"><span><?php echo $lang_admin['PunBB version'] ?></span></h3>

				<ul class="data">

					<li><span>PunBB <?php echo $pun_config['o_cur_version'] ?></span></li>

					<li><span>&copy; Copyright 2002-2008 <a href="http://punbb.org/">PunBB.org</a></span></li>

					<li><span><?php echo $punbb_updates ?></span></li>

				</ul>

			</div>

<?php ($hook = get_hook('ain_pre_server_load')) ? eval($hook) : null; ?>

			<div class="idx-item databox db<?php echo ++$pun_page['item_num']?>">

				<h3 class="legend"><span><?php echo $lang_admin['Server load'] ?></span></h3>

				<p class="data"><?php echo $server_load ?> (<?php echo $num_online.' '.$lang_admin['users online']?>)</p>

			</div>

				<h3 class="legend"><span><?php echo $lang_admin['Environment'] ?></span></h3>

				<ul class="data">

					<li><span><?php echo $lang_admin['Operating system'] ?>: <?php echo PHP_OS ?></span></li>

					<li><span>PHP: <?php echo PHP_VERSION ?> - <a href="<?php echo pun_link($pun_url['admin_index']) ?>&amp;action=phpinfo"><?php echo $lang_admin['Show info'] ?></a></span></li>

					<li><span><?php echo $lang_admin['Accelerator'] ?>: <?php echo $php_accelerator ?></span></li>

				</ul>

			</div>

<?php ($hook = get_hook('ain_pre_database')) ? eval($hook) : null; ?>

			<div class="idx-item databox db<?php echo ++$pun_page['item_num']?>">

				<h3 class="legend"><span><?php echo $lang_admin['Database'] ?></span></h3>

				<ul class="data">

					<li><span><?php echo $db_version ?></span></li>

<?php if (isset($total_records) && isset($total_size)): ?>						<li><span><?php echo $lang_admin['Rows'] ?>: <?php echo $total_records ?></span></li>

					<li><span><?php echo $lang_admin['Size'] ?>: <?php echo $total_size ?></span></li>

				</ul>

			</div>

<?php endif; endif; ($hook = get_hook('ain_items_end')) ? eval($hook) : null; ?>			</div>

	</div>

</div>

<?php

require PUN_ROOT.'footer.php';