Gazelle/classes/proxies.class.php
2013-06-18 08:00:48 +00:00

44 lines
1.1 KiB
PHP

<?
//Useful: http://www.robtex.com/cnet/
$AllowedProxies = array(
//Opera Turbo (may include Opera-owned IP addresses that aren't used for Turbo, but shouldn't run much risk of exploitation)
'64.255.180.*', //Norway
'64.255.164.*', //Norway
'80.239.242.*', //Poland
'80.239.243.*', //Poland
'91.203.96.*', //Norway
'94.246.126.*', //Norway
'94.246.127.*', //Norway
'195.189.142.*', //Norway
'195.189.143.*', //Norway
);
function proxyCheck($IP) {
global $AllowedProxies;
for ($i = 0, $il = count($AllowedProxies); $i < $il; ++$i) {
//based on the wildcard principle it should never be shorter
if (strlen($IP) < strlen($AllowedProxies[$i])) {
continue;
}
//since we're matching bit for bit iterating from the start
for ($j = 0, $jl = strlen($IP); $j < $jl; ++$j) {
//completed iteration and no inequality
if ($j == $jl - 1 && $IP[$j] === $AllowedProxies[$i][$j]) {
return true;
}
//wildcard
if ($AllowedProxies[$i][$j] === '*') {
return true;
}
//inequality found
if ($IP[$j] !== $AllowedProxies[$i][$j]) {
break;
}
}
}
return false;
}