github : https://github.com/maxmind/GeoIP2-php

//根据ip获得当前位置信息
use GeoIp2\Database\Reader;
function get_ip_location($ip = ''){
    if (empty($ip)) return [];
    //import('autoload',EXTEND_PATH.'GeoIP2/vendor');
    require 'GeoIP2/vendor/autoload.php'
    // This creates the Reader object, which should be reused across
    // lookups.
    //$reader = new Reader(EXTEND_PATH.'GeoIP2/maxmind-db/city_20180703/GeoLite2-City.mmdb');
    $reader = new Reader('GeoIP2/maxmind-db/city_20180703/GeoLite2-City.mmdb');
    $return = [];
    // Replace "city" with the appropriate method for your database, e.g.,
    // "country".
    $record = $reader->city($ip);
    $return['isoCode'] = $record->country->isoCode;
    $return['country_name'] = $record->country->name;
    $return['cn_country_name'] = $record->country->names['zh-CN'];
    $return['zones_name'] = $record->mostSpecificSubdivision->name;
    $return['zones_ios'] = $record->mostSpecificSubdivision->isoCode;
    $return['city_name'] = $record->city->name;
    $return['city_code'] = $record->postal->code;
    $return['latitude'] = $record->location->latitude;
    $return['longitude'] = $record->location->longitude;

    return $return;

}

[success]
结果:
Array
(

[isoCode] => CN
[country_name] => China
[cn_country_name] => 中国
[zones_name] => Beijing
[zones_ios] => BJ
[city_name] => Beijing
[city_code] => 
[latitude] => 39.9289
[longitude] => 116.3883

)
[/success]