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Copy pathGeoIP2Adapter.php
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135 lines (114 loc) · 3.3 KB
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<?php
/**
* This file is part of the Geocoder package.
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @license MIT License
*/
namespace Geocoder\HttpAdapter;
use Geocoder\Exception\InvalidArgumentException;
use Geocoder\Exception\UnsupportedException;
use GeoIp2\ProviderInterface;
/**
* @author Jens Wiese <[email protected]>
*/
class GeoIP2Adapter implements HttpAdapterInterface
{
/**
* GeoIP2 models (e.g. city or country)
*/
const GEOIP2_MODEL_CITY = 'city';
const GEOIP2_MODEL_COUNTRY = 'country';
/**
* @var ProviderInterface
*/
protected $geoIp2Provider;
/**
* @var string
*/
protected $geoIP2Model;
/**
* @var string
*/
protected $locale;
/**
* @param \GeoIp2\ProviderInterface $geoIpProvider
* @param string $geoIP2Model (e.g. self::GEOIP2_MODEL_CITY)
* @throws \Geocoder\Exception\UnsupportedException
* @internal param string $dbFile
*/
public function __construct(ProviderInterface $geoIpProvider, $geoIP2Model = self::GEOIP2_MODEL_CITY)
{
$this->geoIp2Provider = $geoIpProvider;
if (false === $this->isSupportedGeoIP2Model($geoIP2Model)) {
throw new UnsupportedException(
sprintf('Model "%s" is not available.', $geoIP2Model)
);
}
$this->geoIP2Model = $geoIP2Model;
}
/**
* @param string $locale
* @return $this
*/
public function setLocale($locale)
{
$this->locale = $locale;
return $this;
}
/**
* @return string
*/
public function getLocale()
{
return $this->locale;
}
/**
* Returns the content fetched from a given resource.
*
* @param string $url (e.g. file://database?127.0.0.1)
* @throws \Geocoder\Exception\UnsupportedException
* @throws \Geocoder\Exception\InvalidArgumentException
* @return string
*/
public function getContent($url)
{
if (false === filter_var($url, FILTER_VALIDATE_URL)) {
throw new InvalidArgumentException(
sprintf('"%s" must be called with a valid url. Got "%s" instead.', __METHOD__, $url)
);
}
$ipAddress = parse_url($url, PHP_URL_QUERY);
if (false === filter_var($ipAddress, FILTER_VALIDATE_IP)) {
throw new InvalidArgumentException('URL must contain a valid query-string (an IP address, 127.0.0.1 for instance)');
}
$result = $this->geoIp2Provider
->{$this->geoIP2Model}($ipAddress)
->jsonSerialize();
return json_encode($result);
}
/**
* Returns the name of the Adapter.
*
* @return string
*/
public function getName()
{
return 'maxmind_geoip2';
}
/**
* Returns whether method is supported by GeoIP2
*
* @param string $method
* @return bool
*/
protected function isSupportedGeoIP2Model($method)
{
$availableMethods = array(
self::GEOIP2_MODEL_CITY,
self::GEOIP2_MODEL_COUNTRY,
);
return in_array($method, $availableMethods);
}
}