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<?php |
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declare(strict_types=1); |
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namespace Shlinkio\Shlink\Common\Util; |
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use Shlinkio\Shlink\Common\Exception\InvalidArgumentException; |
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use function count; |
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use function explode; |
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use function implode; |
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use function sprintf; |
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use function trim; |
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final class IpAddress |
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{ |
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private const IPV4_PARTS_COUNT = 4; |
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private const ANONYMIZED_OCTET = '0'; |
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public const LOCALHOST = '127.0.0.1'; |
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private string $firstOctet; |
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private string $secondOctet; |
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private string $thirdOctet; |
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private string $fourthOctet; |
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private function __construct(string $firstOctet, string $secondOctet, string $thirdOctet, string $fourthOctet) |
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{ |
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$this->firstOctet = $firstOctet; |
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$this->secondOctet = $secondOctet; |
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$this->thirdOctet = $thirdOctet; |
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$this->fourthOctet = $fourthOctet; |
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} |
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/** |
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* @return IpAddress |
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* @throws InvalidArgumentException |
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*/ |
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public static function fromString(string $address): self |
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{ |
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$address = trim($address); |
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$parts = explode('.', $address); |
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if (count($parts) !== self::IPV4_PARTS_COUNT) { |
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throw new InvalidArgumentException(sprintf('Provided IP "%s" is invalid', $address)); |
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} |
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return new self(...$parts); |
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} |
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public function getAnonymizedCopy(): self |
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{ |
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return new self( |
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$this->firstOctet, |
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$this->secondOctet, |
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$this->thirdOctet, |
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self::ANONYMIZED_OCTET, |
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); |
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} |
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/** @deprecated Use getAnonymizedCopy instead */ |
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public function getObfuscatedCopy(): self |
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{ |
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return $this->getAnonymizedCopy(); |
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} |
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public function __toString(): string |
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{ |
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return implode('.', [ |
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$this->firstOctet, |
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$this->secondOctet, |
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$this->thirdOctet, |
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$this->fourthOctet, |
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]); |
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} |
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} |
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