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| getClientIp | |
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| 1 | <?php |
| 2 | |
| 3 | declare(strict_types=1); |
| 4 | |
| 5 | namespace BO\Zmscitizenapi\Helper; |
| 6 | |
| 7 | class ClientIpHelper |
| 8 | { |
| 9 | public static function getClientIp(): string |
| 10 | { |
| 11 | $headers = [ |
| 12 | 'HTTP_CLIENT_IP', |
| 13 | 'HTTP_X_FORWARDED_FOR', |
| 14 | 'HTTP_X_FORWARDED', |
| 15 | 'HTTP_X_CLUSTER_CLIENT_IP', |
| 16 | 'HTTP_FORWARDED_FOR', |
| 17 | 'HTTP_FORWARDED', |
| 18 | 'REMOTE_ADDR' |
| 19 | ]; |
| 20 | foreach ($headers as $header) { |
| 21 | if (isset($_SERVER[$header])) { |
| 22 | // Handle comma-separated IPs (e.g. X-Forwarded-For) |
| 23 | $ips = array_map('trim', explode(',', $_SERVER[$header])); |
| 24 | $ip = $ips[0]; |
| 25 | if (filter_var($ip, FILTER_VALIDATE_IP)) { |
| 26 | return $ip; |
| 27 | } |
| 28 | return $ip; |
| 29 | } |
| 30 | } |
| 31 | |
| 32 | return '127.0.0.1'; |
| 33 | } |
| 34 | } |