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public static function Helper::ip__v6_reduce in Anti Spam by CleanTalk 8.4

Same name and namespace in other branches
  1. 9.1.x src/lib/Cleantalk/Common/Helper.php \Cleantalk\Common\Helper::ip__v6_reduce()

* Reduce IPv6 * *

Parameters

string $ip: * * @return string IPv6

1 call to Helper::ip__v6_reduce()
Helper::ip__validate in src/lib/Cleantalk/Common/Helper.php
* Validating IPv4, IPv6 * *

File

src/lib/Cleantalk/Common/Helper.php, line 429

Class

Helper
CleanTalk Helper class. Compatible with any CMS.

Namespace

Cleantalk\Common

Code

public static function ip__v6_reduce($ip) {
  if (strpos($ip, ':') !== false) {
    $ip = preg_replace('/:0{1,4}/', ':', $ip);
    $ip = preg_replace('/:{2,}/', '::', $ip);
    $ip = strpos($ip, '0') === 0 ? substr($ip, 1) : $ip;
  }
  return $ip;
}