/**
* Returns the Location for the provided IPv4 address.
*
* @param string $ip4 IPv4 address.
*
* @return Location
* @throws ProviderGeoIpNotFound
*/
public function getLocationFromIPv4($ip4)
{
// get by starting block
$subNet = $this->str($ip4)->explode('.')->removeLast()->implode('.')->val();
$ipStart = $subNet . '.0';
// get by start ip
$ipLong = ip2long($ip4);
$cityBlock = CityBlockIp4Entity::findOne(['rangeStart' => ip2long($ipStart)]);
// verify that end ip is within range
if (!$cityBlock || !($ipLong <= $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 IPv4 city block entries.
*
* @throws \Webiny\Component\StdLib\StdObject\StringObject\StringObjectException
*/
public function importIp4CityBlock()
{
// city blocks db file
$cbFile = $this->dbFolder . 'GeoLite2-City-Blocks-IPv4.csv';
// start the import
echo "\nImporting city IPv4 block ... please give it couple of minutes to finish. (like 10-15min, there is 3M+ records to import)";
$handle = fopen($cbFile, "r");
fgetcsv($handle, 0, ",");
// remove the header row
while (($row = fgetcsv($handle, 0, ",")) !== false) {
// calculate ip range block
$cidr = $this->str($row[0])->explode('/');
$ip_count = 1 << 32 - $cidr->last()->val();
$start = ip2long($cidr->first()->val());
$end = $start + $ip_count;
// save the record
$cityBlockEntity = new CityBlockIp4Entity();
$cityBlockEntity->rangeStart = $start;
$cityBlockEntity->rangeEnd = $end;
$cityBlockEntity->geoId = floatval($row[1]);
$cityBlockEntity->save();
}
fclose($handle);
// ensure range index
$index = new SingleIndex('ipStart', 'rangeStart');
$this->mongo->createIndex('GeoIpCityBlockIp4', $index);
echo "\nCity IPv4 block import done\n";
}
