Detailed explanation of PHP's simple anti-leeching implementation in code_PHP tutorial

PHP's simple anti-leeching implementation is explained in detail in the code

2. $ADMIN[defaulturl] = "http://www .ite5e.com/404.htm";//The address returned by the hotlink
3. $okaysites = array("http://www.ite5e.com/","http://www.jb51. net"); //Whitelist
4. $ADMIN[url_1] = "http://www.ite5e.com/temp/download/";//Download location 1
5. $ADMIN [url_2] = "";//Download location 2, and so on
6. $ffer = $HTTP_REFERER;
7. if($ffer) {
8. $yes = 0 ;
9. while(list($domain, $subarray) = each($okaysites)) {
10. if (ereg($subarray,"$ffer")) {
11. $yes = 1;
12. }
13. }
14. $theu = "url"."_"."$site";
15. if ( $ADMIN[$theu] AND $yes == 1) {
16. header("Location: $ADMIN[$theu]/$file");
17. } else {
18. header("Location: $ADMIN[defaulturl]");
19. }
20. } else {
21. header("Location: $ADMIN[defaulturl]");
22. }
23. ?>

After testing on this site, it is a very simple and good method.

http://www.bkjia.com/PHPjc/486192.htmlwww.bkjia.comtruehttp: //www.bkjia.com/PHPjc/486192.htmlTechArticlePHP simple anti-hotlink implementation in code details?php $ADMIN[defaulturl] = "http://www .ite5e.com/404.htm";//The address returned by the hotlink $okaysites = array("http://www.ite5e.com/","http://www...