1 | <?php |
||
2 | |||
3 | declare(strict_types=1); |
||
4 | |||
5 | /* |
||
6 | * This file is part of the Geocoder package. |
||
7 | * For the full copyright and license information, please view the LICENSE |
||
8 | * file that was distributed with this source code. |
||
9 | * |
||
10 | * @license MIT License |
||
11 | */ |
||
12 | |||
13 | namespace Geocoder\Provider\GeoIP2; |
||
14 | |||
15 | use Geocoder\Exception\InvalidArgument; |
||
16 | use Geocoder\Exception\UnsupportedOperation; |
||
17 | use GeoIp2\ProviderInterface; |
||
18 | |||
19 | /** |
||
20 | * @author Jens Wiese <[email protected]> |
||
21 | */ |
||
22 | class GeoIP2Adapter |
||
23 | { |
||
24 | /** |
||
25 | * GeoIP2 models (e.g. city or country). |
||
26 | */ |
||
27 | public const GEOIP2_MODEL_CITY = 'city'; |
||
28 | |||
29 | public const GEOIP2_MODEL_COUNTRY = 'country'; |
||
30 | |||
31 | /** |
||
32 | * @var ProviderInterface |
||
33 | */ |
||
34 | protected $geoIp2Provider; |
||
35 | |||
36 | /** |
||
37 | * @var string |
||
38 | */ |
||
39 | protected $geoIP2Model; |
||
40 | |||
41 | /** |
||
42 | * @param string $geoIP2Model (e.g. self::GEOIP2_MODEL_CITY) |
||
43 | */ |
||
44 | 9 | public function __construct(ProviderInterface $geoIpProvider, $geoIP2Model = self::GEOIP2_MODEL_CITY) |
|
45 | { |
||
46 | 9 | $this->geoIp2Provider = $geoIpProvider; |
|
47 | |||
48 | 9 | if (false === $this->isSupportedGeoIP2Model($geoIP2Model)) { |
|
49 | 1 | throw new UnsupportedOperation(sprintf('Model "%s" is not available.', $geoIP2Model)); |
|
50 | } |
||
51 | |||
52 | 9 | $this->geoIP2Model = $geoIP2Model; |
|
53 | } |
||
54 | |||
55 | /** |
||
56 | * Returns the content fetched from a given resource. |
||
57 | * |
||
58 | * @param string $url (e.g. file://database?127.0.0.1) |
||
59 | */ |
||
60 | 7 | public function getContent(string $url): string |
|
61 | { |
||
62 | 7 | if (false === filter_var($url, FILTER_VALIDATE_URL)) { |
|
63 | 1 | throw new InvalidArgument(sprintf('"%s" must be called with a valid url. Got "%s" instead.', __METHOD__, $url)); |
|
64 | } |
||
65 | |||
66 | 6 | $ipAddress = parse_url($url, PHP_URL_QUERY); |
|
67 | |||
68 | 6 | if (false === filter_var($ipAddress, FILTER_VALIDATE_IP)) { |
|
69 | 1 | throw new InvalidArgument('URL must contain a valid query-string (an IP address, 127.0.0.1 for instance)'); |
|
70 | } |
||
71 | |||
72 | 5 | $result = $this->geoIp2Provider |
|
73 | 5 | ->{$this->geoIP2Model}($ipAddress) |
|
74 | 5 | ->jsonSerialize(); |
|
75 | |||
76 | 5 | return json_encode($result); |
|
77 | } |
||
78 | |||
79 | /** |
||
80 | * Returns the name of the Adapter. |
||
81 | */ |
||
82 | 1 | public function getName(): string |
|
83 | { |
||
84 | 1 | return 'maxmind_geoip2'; |
|
85 | } |
||
86 | |||
87 | /** |
||
88 | * Returns whether method is supported by GeoIP2. |
||
89 | */ |
||
90 | 9 | protected function isSupportedGeoIP2Model(string $method): bool |
|
91 | { |
||
92 | 9 | $availableMethods = [ |
|
93 | 9 | self::GEOIP2_MODEL_CITY, |
|
94 | 9 | self::GEOIP2_MODEL_COUNTRY, |
|
95 | 9 | ]; |
|
96 | |||
97 | 9 | return in_array($method, $availableMethods); |
|
98 | } |
||
99 | } |
||
100 |