如何在PHP程序中防止盗链
发表于:2007-07-01来源:作者:点击数:
标签:
example:
页面: dl.
php --------------------------------------------------------------------------------------
<?php
$id = $_GET[@#id@#];
$act = $_GET[@#act@#];
switch($act) {
default :
case "display" : displayHTML(); break;
case "down" : down(); break;
}
function displayHTML($id) {
setcookie("visited", "true");
// print your HTML.
}
function down($id) {
if(! isset($_COOKIE[@#visited@#]) ) print "你盗联?";
$sql = "select path from TABLE where id=". $id;
//..............................
}
?>
<a href="dl.php?id=1&act=down">Download Now...</a>
原文转自:http://www.ltesting.net