/*
* 作用:主用于文件上传后的目录自动生成
* 时间:2006-3-12
* 作者:欣然随风
*/
class class_dir
{
/**
* 换算实际路径
*/
function dir_path($path)
{
$adir = explode(''/'',$path);
for($i=0;$i
$key = false;
if($adir[$i] == "..") $key = $i;
if($key !== false)
{
for($j=0;$j
if($j==$key-1 || $j==$key) continue;
$newadir[] = $adir[$j];
}
$adir = $newadir;
$newadir = false;
$i=$i-2;
}
}
Return $path = implode("/",$adir);
}
/**
* 按指定路径生成目录
*/
function dir_mkdirs($path)
{
$path = $this->dir_path($path);
$adir = explode(''/'',$path);
$dirlist = '''';
$rootdir = array_shift($adir);
if(!file_exists($rootdir))
mkdir($rootdir);
foreach($adir as $val)
{
$dirlist .= "/".$val;
$dirpath = $rootdir.$dirlist;
if(!file_exists($dirpath))
&nbs

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