php防盗链代码

原文地址： http://blog.qita.in

1. /**
2. * http://blog.qita.in
3. */
4. $ADMIN = array(
5. 'defaulturl'=> 'http://blog.qita.in/images/banner-header.gif', //盗链返回的地址
6. 'url_1' => 'http://blog.qita.in/file',
7. 'url_2' => 'http://blog.qita.in/file1',
8. );
9. $okaysites = array(
10. 'http://qita.in',
11. 'http://blog.qita.in', //白名单
12. 'http://blog.qita.in/1.html',
13. );
14. $reffer = $_SERVER['HTTP_REFERER'];
15. if ($reffer) {
16. $yes = 0;
17. while (list($domain, $subarray) = each($okaysites)) {
18. if (ereg($subarray, "$reffer")) {
19. $yes = 1;
20. }
21. }
22. $theu = 'url_' . $_GET['site'];
23. $file = $_GET['file'];
24. if ($ADMIN[$theu] and $yes == 1) {
25. header("Location: $ADMIN[$theu]/$file");
26. } else {
27. header("Location: $ADMIN[defaulturl]");
28. }
29. } else {
30. header("Location: $ADMIN[defaulturl]");
31. }
32. print_r($_SERVER['HTTP_REFERER']);
33. ?>

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