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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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* @copyright lucidinternets.com 2018 |
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* @version 1.0.0 |
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*/ |
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class Locator |
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{ |
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/** |
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* The status of loading the whois server list. |
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* |
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* @var bool |
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*/ |
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private $loadStatus = false; |
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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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private $tldListPath = __DIR__ . '/../../blobs/tld.json'; |
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/** |
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* A collection of the TLDs and whois server list. |
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* |
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* @var \Tightenco\Collect\Support\Collection |
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*/ |
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private $tldCollection; |
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/** |
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* The results of the last looked up domain. |
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* |
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* @var array |
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*/ |
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private $lastMatch; |
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/** |
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* Build the TLD Whois Server Locator class. |
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*/ |
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public function __construct() |
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{ |
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$file_data = file_get_contents($this->tldListPath); |
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$tldData = json_decode($file_data); |
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if ($tldData !== null && json_last_error() === JSON_ERROR_NONE) { |
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$this->loadStatus = true; |
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} |
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$this->tldCollection = collect((array) $tldData); |
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} |
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/** |
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* Returns the TLD list load status. |
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* |
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* @return bool The class status of loading the list and decoding the json. |
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*/ |
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public function getLoadStatus() |
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{ |
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return $this->loadStatus; |
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} |
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/** |
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* Gets and returns the last match looked up. |
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* |
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* @return array The results of the last looked up domain. |
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*/ |
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public function getLastMatch() |
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{ |
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return $this->lastMatch; |
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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 $domain Either an ID or a username |
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* @return self Returns the same instance for fluent usage. |
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*/ |
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public function findWhoisServer($domain) |
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{ |
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if (empty($domain) || is_null($domain)) { |
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throw new MissingArgException("Must provide domain argument."); |
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} |
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$tldInfo = $this->tldCollection->filter(function ($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->all(); |
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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 $domain The domain being looked up via whois. |
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* @return string Returns the domain name of the whois server. |
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*/ |
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public function getWhoisServer($domain = '') |
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{ |
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if (!empty($domain) || empty($this->lastMatch)) { |
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$this->findWhoisServer($domain); |
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} |
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$server = current($this->lastMatch); |
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if ('UNKNOWN' == strtoupper($server)) { |
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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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return $server; |
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} |
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} |
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mallardduck /
php-whois-client
