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appwrite/src/Appwrite/Network/Validator/CNAME.php
2021-12-13 16:42:40 +01:00

82 lines
1.4 KiB
PHP

<?php
namespace Appwrite\Network\Validator;
use Utopia\Validator;
class CNAME extends Validator
{
/**
* @var string
*/
protected $target;
/**
* @param string $target
*/
public function __construct($target)
{
$this->target = $target;
}
/**
* @return string
*/
public function getDescription(): string
{
return 'Invalid CNAME record';
}
/**
* Check if CNAME record target value matches selected target
*
* @param mixed $domain
*
* @return bool
*/
public function isValid($domain): bool
{
if (!is_string($domain)) {
return false;
}
try {
$records = \dns_get_record($domain, DNS_CNAME);
} catch (\Throwable $th) {
return false;
}
foreach ($records as $record) {
if (isset($record['target']) && $record['target'] === $this->target) {
return true;
}
}
return false;
}
/**
* Is array
*
* Function will return true if object is array.
*
* @return bool
*/
public function isArray(): bool
{
return false;
}
/**
* Get Type
*
* Returns validator type.
*
* @return string
*/
public function getType(): string
{
return self::TYPE_STRING;
}
}