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<?php |
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namespace MallardDuck\Whois\WhoisServerList; |
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use MallardDuck\Whois\Exceptions\MissingArgException; |
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use MallardDuck\Whois\Exceptions\UnknownWhoisException; |
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/** |
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* Whois Server List Locator Class |
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* |
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* This class loads a TLD whois list and allows for easy look up. |
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* |
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* @author mallardduck <[email protected]> |
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* |
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* @copyright lucidinternets.com 2018 |
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* |
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* @version 1.0.0 |
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*/ |
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class DomainLocator extends AbstractLocator |
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{ |
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/** |
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* The path where the tld json file exists. |
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* |
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* @var string |
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*/ |
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protected string $whoisListPath; |
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public function __construct() |
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{ |
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$this->whoisListPath = dirname(__DIR__, 2) . '/blobs/tld.json'; |
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parent::__construct(); |
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} |
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/** |
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* Finds and returns the last match looked up. |
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* |
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* @param string $domain Either an ID or a username. |
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* |
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* @return self Returns the same instance for fluent usage. |
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* @throws UnknownWhoisException|MissingArgException |
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*/ |
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public function findWhoisServer(string $domain): self |
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{ |
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if ('' === $domain) { |
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throw new MissingArgException("Input domain must be provided and cannot be an empty string."); |
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} |
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$tldInfo = $this->whoisCollection->filter(static function ($item, $key) use ($domain) { |
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return preg_match('/' . $key . '/', $domain); |
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}); |
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if (empty($tldInfo->all())) { |
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throw new UnknownWhoisException("This domain doesn't have a valid TLD whois server."); |
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} |
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$this->lastMatch = $tldInfo->first(); |
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return $this; |
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} |
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/** |
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* Get the Whois server of the domain provided, or previously found domain. |
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* |
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* @param ?string $domain The domain being looked up via whois. |
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* |
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* @return string Returns the domain name of the whois server. |
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* @throws MissingArgException |
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* @throws UnknownWhoisException |
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*/ |
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public function getWhoisServer(?string $domain = ''): string |
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{ |
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if ('' === $domain && empty($this->lastMatch)) { |
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throw new MissingArgException("Input not parsable to determine whois server."); |
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} |
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if ('' !== $domain) { |
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$this->findWhoisServer($domain); |
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} |
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if ('UNKNOWN' === strtoupper($this->lastMatch)) { |
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throw new UnknownWhoisException("Unable to determine valid whois server for this domain."); |
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} |
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return $this->lastMatch; |
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} |
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} |
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mallardduck /
php-whois-client
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