php上传文件类

[php]
header("Content-Type:text/html; charset=utf-8;");
echo "uploadclass
";
echo "
".$_FILES['file']["name"]."
";

$nabc = new uploadclass($_FILES['file']);
echo "
".$nabc->getname()."
";//获取新的名字


class uploadclass {
var $location ;//设置存放文件的目录
var $max_size;//上传文件的大小
var $event; //初始值是success
var $filename;//获取保存在文件夹里的文件的文件名字
function uploadclass($file) {
$location = "./temp/";//设置存放文件的目录
$max_size = 1000000;//上传文件的大小
$event="success"; //初始值是success
//判断目录是否存在
if(! is_dir($location))
{
mkdir($location);
@chmod($location,777);
}

$oldFilename = $file["name"];
$filename = explode(".",$oldFilename);
$filenameext = $filename[count($filename) - 1];
$newFilename = "_".time()."_".rand(10000, 20000).".".$filenameext;
$this->filename = $newFilename;

echo "
".$this->$filename."
";
if(!$file['name']=="")
{
if($file['size'] {
echo "文件上传路径：".$location.$file['name'];
move_uploaded_file($file['tmp_name'], $location.$newFilename) or $event = "Failure";
}
else
{
$event="File too large";
}
}
}

public function getname()
{
return $this->filename;
}
}
?>