58 lines
1 KiB
PHP
58 lines
1 KiB
PHP
<?php
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namespace Appwrite\Network\Validator;
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use Utopia\Validator;
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class CNAME extends Validator
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{
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/**
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* @var string
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*/
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protected $target;
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/**
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* @param string $target
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*/
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public function __construct($target)
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{
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$this->target = $target;
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}
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/**
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* @return string
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*/
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public function getDescription()
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{
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return 'Invalid CNAME record';
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}
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/**
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* Check if CNAME record target value matches selected target
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*
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* @param mixed $domain
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*
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* @return bool
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*/
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public function isValid($domain)
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{
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if (!is_string($domain)) {
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return false;
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}
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try {
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$records = \dns_get_record($domain, DNS_CNAME);
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} catch (\Throwable $th) {
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return false;
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}
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foreach ($records as $record) {
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if (isset($record['target']) && $record['target'] === $this->target) {
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return true;
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}
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}
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return false;
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}
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}
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