PHP simple anti-Leech implementation into code details

Php simple anti-Leech implementation is detailed in the code & lt ;? Php $ ADMIN [defaulturl] http://www.ite5e.com/404.htm#//the address of the chain steal back okaysitesarray (http://www.ite5e.com/,http://www.jb51.net); // White List $ ADMIN [url_1] ht php simple anti-Leech implementation put into the code details

2. $ ADMIN [defaulturl] = "http://www.ite5e.com/404.htm"; // address returned by leeching
3. $ Okaysites = array ("http://www.ite5e.com/", "http://www.jb51.net"); // white list
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 [defaurl URL]");
19. }
20. } Else {
21. Header ("Location: $ ADMIN [defaurl URL]");
22. }
23. ?>

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