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<?php
declare(strict_types=1);
/*
* This file is part of Badcow DNS Library.
*
* (c) Samuel Williams <sam@badcow.co>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Badcow\DNS\Rdata;
use Badcow\DNS\Parser\Tokens;
use Badcow\DNS\Validator;
/**
* {@link https://tools.ietf.org/html/rfc7553}.
*/
class URI implements RdataInterface
{
use RdataTrait;
public const TYPE = 'URI';
public const TYPE_CODE = 256;
/**
* This field holds the priority of the target URI in this RR. Its
* range is 0-65535. A client MUST attempt to contact the URI with the
* lowest-numbered priority it can reach; URIs with the same priority
* SHOULD be selected according to probabilities defined by the weight
* field.
*
* @var int
*/
private $priority;
/**
* This field holds the server selection mechanism. The weight field
* specifies a relative weight for entries with the same priority.
* Larger weights SHOULD be given a proportionately higher probability
* of being selected. The range of this number is 0-65535.
*
* @var int
*/
private $weight;
/**
* @var string
*/
private $target;
/**
* @return int
*/
public function getPriority(): ?int
{
return $this->priority;
}
/**
* @throws \InvalidArgumentException
*/
public function setPriority(int $priority): void
{
if (!Validator::isUnsignedInteger($priority, 16)) {
throw new \InvalidArgumentException('Priority must be an unsigned integer on the range [0-65535]');
}
$this->priority = $priority;
}
/**
* @return int
*/
public function getWeight(): ?int
{
return $this->weight;
}
/**
* @throws \InvalidArgumentException
*/
public function setWeight(int $weight): void
{
if (!Validator::isUnsignedInteger($weight, 16)) {
throw new \InvalidArgumentException('Weight must be an unsigned integer on the range [0-65535]');
}
$this->weight = $weight;
}
/**
* @return string
*/
public function getTarget(): ?string
{
return $this->target;
}
public function setTarget(string $target): void
{
if (false === filter_var($target, FILTER_VALIDATE_URL)) {
throw new \InvalidArgumentException(sprintf('The target "%s" is not a valid URI.', $target));
}
$this->target = $target;
}
public function toText(): string
{
return sprintf(
'%d %d "%s"',
$this->priority,
$this->weight,
$this->target
);
}
public function toWire(): string
{
return pack('nn', $this->priority, $this->weight).$this->target;
}
public function fromText(string $text): void
{
$rdata = explode(Tokens::SPACE, $text);
$this->setPriority((int) array_shift($rdata));
$this->setWeight((int) array_shift($rdata));
$this->setTarget(trim(implode(Tokens::SPACE, $rdata), Tokens::DOUBLE_QUOTES));
}
public function fromWire(string $rdata, int &$offset = 0, ?int $rdLength = null): void
{
if (false === $integers = unpack('npriority/nweight', $rdata, $offset)) {
throw new DecodeException(static::TYPE, $rdata);
}
$offset += 4;
$targetLen = ($rdLength ?? strlen($rdata)) - 4;
$this->setTarget(substr($rdata, $offset, $targetLen));
$this->setPriority($integers['priority']);
$this->setWeight($integers['weight']);
$offset += $targetLen;
}
}
| Name | Type | Size | Permission | Actions |
|---|---|---|---|---|
| A.php | File | 1.94 KB | 0644 |
|
| AAAA.php | File | 1.07 KB | 0644 |
|
| AFSDB.php | File | 2.2 KB | 0644 |
|
| APL.php | File | 4.12 KB | 0644 |
|
| CAA.php | File | 4.06 KB | 0644 |
|
| CDNSKEY.php | File | 450 B | 0644 |
|
| CDS.php | File | 431 B | 0644 |
|
| CERT.php | File | 5.49 KB | 0644 |
|
| CNAME.php | File | 1.33 KB | 0644 |
|
| CSYNC.php | File | 2.46 KB | 0644 |
|
| DHCID.php | File | 5.65 KB | 0644 |
|
| DLV.php | File | 455 B | 0644 |
|
| DNAME.php | File | 674 B | 0644 |
|
| DNSKEY.php | File | 1.02 KB | 0644 |
|
| DS.php | File | 3.93 KB | 0644 |
|
| DecodeException.php | File | 933 B | 0644 |
|
| Factory.php | File | 17.37 KB | 0644 |
|
| HINFO.php | File | 2.19 KB | 0644 |
|
| HIP.php | File | 4.4 KB | 0644 |
|
| IPSECKEY.php | File | 9.34 KB | 0644 |
|
| KEY.php | File | 3.25 KB | 0644 |
|
| KX.php | File | 2.45 KB | 0644 |
|
| LOC.php | File | 7.36 KB | 0644 |
|
| MX.php | File | 2.46 KB | 0644 |
|
| NAPTR.php | File | 7.06 KB | 0644 |
|
| NS.php | File | 442 B | 0644 |
|
| NSEC.php | File | 4.13 KB | 0644 |
|
| NSEC3.php | File | 8.09 KB | 0644 |
|
| NSEC3PARAM.php | File | 3.65 KB | 0644 |
|
| OPT.php | File | 2.79 KB | 0644 |
|
| PTR.php | File | 4.24 KB | 0644 |
|
| PolymorphicRdata.php | File | 2.02 KB | 0644 |
|
| RP.php | File | 1.82 KB | 0644 |
|
| RRSIG.php | File | 8.04 KB | 0644 |
|
| RdataInterface.php | File | 1.7 KB | 0644 |
|
| RdataTrait.php | File | 803 B | 0644 |
|
| SIG.php | File | 378 B | 0644 |
|
| SOA.php | File | 5.78 KB | 0644 |
|
| SPF.php | File | 432 B | 0644 |
|
| SRV.php | File | 4.61 KB | 0644 |
|
| SSHFP.php | File | 3.36 KB | 0644 |
|
| TA.php | File | 441 B | 0644 |
|
| TKEY.php | File | 7.41 KB | 0644 |
|
| TLSA.php | File | 4.69 KB | 0644 |
|
| TSIG.php | File | 6.5 KB | 0644 |
|
| TXT.php | File | 3.44 KB | 0644 |
|
| Types.php | File | 10.33 KB | 0644 |
|
| URI.php | File | 3.67 KB | 0644 |
|
| UnknownType.php | File | 2.2 KB | 0644 |
|
| UnsupportedTypeException.php | File | 477 B | 0644 |
|