admin/testenv.php

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<?php
@set_time_limit(0);
/**
 * 系统运行环境检测
 *
 * @version        $Id: testenv.php 13:57 2011/11/10 tianya $
 * @package        DedeCMS.Administrator
 * @copyright      Copyright (c) 2007 - 2010, DesDev, Inc.
 * @license        http://help.dedecms.com/usersguide/license.html
 * @link           http://www.dedecms.com
 */
require_once(dirname(__FILE__)."/config.php");
CheckPurview('sys_Edit');
$action = isset($action)? $action : '';
?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=<?php echo $GLOBALS['cfg_soft_lang']; ?>">
<title>系统运行目录权限检测</title>
<link rel="stylesheet" type="text/css" href="css/base.css" />
<link rel="stylesheet" type="text/css" href="css/indexbody.css" />
<script type="text/javascript" src="../include/js/jquery/jquery.js" ></script>
</head>
<body leftmargin="8" topmargin='8' bgcolor="#FFFFFF" style="min-width:840px">
<?php
if(!function_exists('TestWriteable'))
{
	// 检测是否可写
	function TestWriteable($d, $c=TRUE)
	{
		$tfile = '_write_able.txt';
		$d = preg_replace("/\/$/", '', $d);
		$fp = @fopen($d.'/'.$tfile,'w');
		if(!$fp)
		{
			if( $c==false )
			{
				@chmod($d, 0777);
				return false;
			}
			else return TestWriteable($d, true);
		}
		else
		{
			fclose($fp);
			return @unlink($d.'/'.$tfile) ? true : false;
		}
	}
}

if(!function_exists('TestExecuteable'))
{
	// 检查是否具目录可执行
	function TestExecuteable($d='.', $siteuRL='', $rootDir='') {
		$testStr = '<'.chr(0x3F).'p'.chr(hexdec(68)).chr(112)."\n\r";
		$filename = md5($d).'.php';
		$testStr .= 'function test(){ echo md5(\''.$d.'\');}'."\n\rtest();\n\r";
		$testStr .= chr(0x3F).'>';
		$reval = false;