/**
* Returns an IP address from an array that was passed into getLocation. This
* will return an IPv4 address or false if the address is IPv6 (IPv6 is not
* supported yet).
*
* @param array $ip Must have 'ip' key.
* @return string|bool
*/
protected function getIpFromInfo($info)
{
$ip = $info['ip'];
if (Piwik_IP::isMappedIPv4($ip)) {
return Piwik_IP::getIPv4FromMappedIPv6($ip);
} else {
if (Piwik_IP::isIPv6($ip)) {
return false;
} else {
return $ip;
}
}
}