Kôd:
if (substr($_SERVER['HTTP_USER_AGENT'],0,9)=="psbot/0.1" || substr($_SERVER['HTTP_USER_AGENT'],0,32)=="Mozilla/5.0 (compatible; Exabot/" || substr($_SERVER['HTTP_USER_AGENT'],0,34)=="Mozilla/5.0 (compatible; Googlebot" || substr($_SERVER['HTTP_USER_AGENT'],0,30)=="Mozilla/5.0 (compatible; Yahoo" || substr($_SERVER['HTTP_USER_AGENT'],0,6)=="msnbot" || substr($_SERVER['HTTP_USER_AGENT'],0,32)=="Mozilla/5.0 (compatible; Pogodak" || substr($_SERVER['HTTP_USER_AGENT'],0,15)=="Robot Krstarice" || substr($_SERVER['HTTP_USER_AGENT'],0,7)=="MJ12bot") $search_bot=1;
linija iz mog modifikovanog phpBB-a.
ja sam inace sastavljao liniju, mislim da retko koj search bot ne prepoznaje...
ali opet, ne prepoznaje 100% sve search botove.