一共四个文件：
1、
<?php
require('config.php');
?>
<html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"><title><?=SITE_NAME?></title></head><body>
<p><b><a href="<?=SITE_DIR?>"><?=SITE_NAME?></a><br></b><?=SITE_ADV?></p><br>
<p><form enctype="multipart/form-data" action="upload.php" method="post"><input type="file" name="uploadfile"><input type="submit" value="上传"></form></p>
</body></html>
2、
<?php
define('SITE_NAME','外链盘');
define('SITE_ADV','文件保存5天，最大10MB。随时删除，请勿上传重要文件。全部公开，请勿上传私密文件。');
define('SITE_DIR','http://www.abc.com/'); //包含尾部"/"
define('UPLOAD_DIR','u/'); //包含尾部"/","u"目录及根目录设为777
define('MAX_SIZE','99999999999999999999'); //文件最大字节大小
$valid_suffix = array('.php','.asp','.aspx');//不允许上传类型
function valid_suffix($suffix){
global $valid_suffix;
if (!in_array($suffix,$valid_suffix)){
return true;
}else{
return false;
}
}
?>
3、
<?php
require('config.php');
if($_FILES['uploadfile']['error']>0){
$uploadtype = false;
switch($_FILES['uploadfile']['error']){
}
}
$suffix = strtolower(substr($_FILES['uploadfile']['name'],-4));
if(!valid_suffix($suffix)){
$uploadtype = false;
}
if($uploadtype === false){
}else{
$userip = ip2long($_SERVER['REMOTE_ADDR']);
$time = time();
$newpath = UPLOAD_DIR . $time .'x'. $userip . $suffix;
if(is_uploaded_file($_FILES['uploadfile']['tmp_name'])){
if(!move_uploaded_file($_FILES['uploadfile']['tmp_name'],$newpath)){
$uploadtype = false;
}else{
$uploadtype = true;
}
}else{
$uploadtype = false;
}
}
if($uploadtype === false){
}else{
setcookie('uploaded',$time.'x'.$userip.$suffix.'|'.$_COOKIE['uploaded'],time()+3600*24*365);
}
?>
<html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8" /><title><?=SITE_NAME?></title></head><body>
<p><b><a href="<?=SITE_DIR?>"><?=SITE_NAME?></a><br></b><?=SITE_ADV?></p><br>
<?php
if($uploadtype === false){
?>
<p><b>上传失败！</b><br>
<br>文件不存在，过大或不允许该扩展名。<br>
<br><a href="<?=SITE_DIR?>">重新上传</a></p>
<br><p><a href="http://xxcv.net">返回首页</a> <a href="http://straysky.com" target="_blank">Powered by Straysky</a></p>
<?php
}else{
?>
<p><b>上传成功！</b><br>
<br>文件代码：<br>
标准：<input value="<?=SITE_DIR.$newpath?>" style="width:500px;" onclick="this.select();" /><br>
HTML：<input value="<a href=<?=SITE_DIR.$newpath?> target=_blank>点此查看文件[xxcv.net]</a>" style="width:500px;" onclick="this.select();" /><br>
<br>图片代码：<br>
论坛：<input value="[img]<?=SITE_DIR.$newpath?>[/img]" style="width:500px;" onclick="this.select();" /><br>
HTML：<input value="<img src=<?=SITE_DIR.$newpath?>>" style="width:500px;" onclick="this.select();" /><br>
<br><a href="<?=SITE_DIR?>">继续上传</a></p>
<br><p><a href="http://xxcv.net">返回首页</a> <a href="http://straysky.com" target="_blank">Powered by Straysky</a></p>
<?php
}
?>
</body></html>
4、
<meta http-equiv="refresh" content="0;>
最后一个文件夹U，出现这样的错误
