php简单防盗链实现方法
本文实例讲述了php简单防盗链实现方法。分享给大家供大家参考。具体如下:
<?php $ADMIN = array( 'defaulturl'=> 'http://blog.qita.in/images/banner-header.gif', //盗链返回的地址 'url_1' => 'http://blog.qita.in/file', 'url_2' => 'http://blog.qita.in/file1', ); $okaysites = array( 'http://qita.in', 'http://blog.qita.in', //白名单 'http://blog.qita.in/1.html', ); $reffer = $_SERVER['HTTP_REFERER']; if ($reffer) { $yes = 0; while (list($domain, $subarray) = each($okaysites)) { if (ereg($subarray, "$reffer")) { $yes = 1; } } $theu = 'url_' . $_GET['site']; $file = $_GET['file']; if ($ADMIN[$theu] and $yes == 1) { header("Location: $ADMIN[$theu]/$file"); } else { header("Location: $ADMIN[defaulturl]"); } } else { header("Location: $ADMIN[defaulturl]"); } print_r($_SERVER['HTTP_REFERER']); ?>
希望本文所述对大家的php程序设计有所帮助。
相关推荐
zyyjay 2020-11-09
xuebingnan 2020-11-05
samtrue 2020-11-22
stefan0 2020-11-22
yifangs 2020-10-13
songshijiazuaa 2020-09-24
hebiwtc 2020-09-18
天步 2020-09-17
83911535 2020-11-13
whatsyourname 2020-11-13
zhouyuqi 2020-11-10
Noneyes 2020-11-10
mathchao 2020-10-28
王志龙 2020-10-28
wwwsurfphpseocom 2020-10-28
diskingchuan 2020-10-23
savorTheFlavor 2020-10-23