download.php

在其中你可以随意下载你所需要的文件

<?php
require 'config.php';
require 'db.php';
$db=new db;
$db->connect($dbhost, $dbuser, $dbpwd, $dbname);
$ref=$_POST['ref'];
$res=$db->query("select count(*) from list where code='".$ref."'");
$count=$db->fetch_row($res);
if(!$count[0])
{echo "no such file";}
else
{
$sql="select file from list where code='".$ref."'";
$res=$db->query($sql);
$tmp=$db->fetch_row($res);
$filename=$uploaddir.$tmp[0];
$realname=substr($tmp[0],0,-5);
$str='Content-Disposition: attachment; filename="'.$realname.'"';

header("Content-type: application/force-download");


header($str);
  

readfile($filename); 
}

?>