/**
* Returns the Location for the provided IPv6 address.
*
* @param string $ip6 IPv6 address.
*
* @throws ProviderGeoIpNotFound
* @return Location
*/
public function getLocationFromIPv6($ip6)
{
// create a cidr block
$ip = $this->str($ip6)->explode(':');
do {
$ip->removeLast();
} while ($ip->count() > 3);
$subNet = $ip->implode(':')->val();
$ipStart = floatval(Ipv6Helper::ip2LongV6($subNet . ':8000:0:0:0:0'));
$cityBlock = CityBlockIp6Entity::findOne(['rangeStart' => $ipStart]);
if (!$cityBlock) {
$ipStart = floatval(Ipv6Helper::ip2LongV6($subNet . ':0:0:0:0:0'));
$cityBlock = CityBlockIp6Entity::findOne(['rangeStart' => $ipStart]);
}
// verify that end ip is within range
if (!$cityBlock || !(Ipv6Helper::ip2LongV6($ip6) <= $cityBlock->rangeEnd)) {
throw new ProviderGeoIpNotFound('GeoIp entry not found');
}
// get location info
$locationInfo = LocationEntity::findOne(['geoId' => $cityBlock->geoId]);
// populate location variable
$location = new Location();
$location->setContinent($locationInfo->continentCode, $locationInfo->continentName);
$location->setCountry($locationInfo->countryCode, $locationInfo->countryName);
$location->setCityName($locationInfo->cityName);
$location->setSubdivision1($locationInfo->subdivision1Code, $locationInfo->subdivision1Name);
$location->setSubdivision2($locationInfo->subdivision2Code, $locationInfo->subdivision2Name);
$location->setTimeZone($locationInfo->timeZone);
return $location;
}
/**
* Import IPv6 entries.
*/
public function importIp6CityBlock()
{
// city blocks db file
$cbFile = $this->dbFolder . 'GeoLite2-City-Blocks-IPv6.csv';
// start the import
echo "\nImporting city IPv6 block ... please give it couple of minutes to finish. (about 5min)";
$handle = fopen($cbFile, "r");
fgetcsv($handle, 0, ",");
// remove the header row
while (($row = fgetcsv($handle, 0, ",")) !== false) {
// calculate ip range block
$cidrRange = Ipv6Helper::calculateIpv6CidrRange($row[0]);
// save the record
$cityBlockEntity = new CityBlockIp6Entity();
$cityBlockEntity->rangeStart = $cidrRange['start'];
$cityBlockEntity->rangeEnd = $cidrRange['end'];
$cityBlockEntity->geoId = (int) $row[1];
$cityBlockEntity->save();
}
fclose($handle);
// ensure range index
$index = new SingleIndex('ipStart', 'rangeStart');
$this->mongo->createIndex('GeoIpCityBlockIp6', $index);
echo "\nCity IPv6 block import done\n";
}
