/**
* nv_getCountry_from_file()
*
* @param string $ip
* @return
*/
function nv_getCountry_from_file($ip)
{
global $countries;
if (preg_match('#^(?:(?:\\d{1,2}|1\\d\\d|2[0-4]\\d|25[0-5])\\.){3}(?:\\d{1,2}|1\\d\\d|2[0-4]\\d|25[0-5])$#', $ip)) {
$numbers = preg_split("/\\./", $ip);
$code = $numbers[0] * 16777216 + $numbers[1] * 65536 + $numbers[2] * 256 + $numbers[3];
$ranges = array();
include NV_ROOTDIR . '/' . NV_DATADIR . '/ip_files/' . $numbers[0] . '.php';
if (!empty($ranges)) {
foreach ($ranges as $key => $value) {
if ($key <= $code and $value[0] >= $code) {
return $value[1];
}
}
}
return nv_getCountry($ip);
} else {
return "ZZ";
}
}
/**
* nv_getCountry_from_file()
*
* @param mixed $ip
* @return
*/
function nv_getCountry_from_file($ip)
{
$numbers = preg_split("/\\./", $ip);
$ranges = $countries = array();
$two_letter_country_code = $three_letter_country_code = $country_name = "";
include NV_ROOTDIR . "/includes/ip_files/" . $numbers[0] . ".php";
$code = $numbers[0] * 16777216 + $numbers[1] * 65536 + $numbers[2] * 256 + $numbers[3];
if (!empty($ranges)) {
foreach ($ranges as $key => $value) {
if ($key <= $code) {
if ($ranges[$key][0] >= $code) {
$two_letter_country_code = $ranges[$key][1];
break;
}
}
}
}
if ($two_letter_country_code == "") {
return nv_getCountry($ip);
} else {
include NV_ROOTDIR . "/includes/ip_files/countries.php";
$three_letter_country_code = $countries[$two_letter_country_code][0];
$country_name = $countries[$two_letter_country_code][1];
}
return array($two_letter_country_code, $three_letter_country_code, $country_name);
}