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<?php |
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declare(strict_types=1); |
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namespace SimpleSAML\XMLSecurity\XML\ds; |
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use DOMElement; |
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use SimpleSAML\Assert\Assert; |
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use SimpleSAML\XML\Exception\InvalidDOMElementException; |
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/** |
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* Class representing a ds:DigestValue element. |
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* |
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* @package simplesaml/xml-security |
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*/ |
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final class DigestValue extends AbstractDsElement |
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{ |
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/** |
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* The digest value. |
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* |
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* @var string |
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*/ |
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protected string $digest; |
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/** |
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* Initialize a DigestValue element. |
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* |
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* @param string $digest |
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*/ |
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public function __construct(string $digest) |
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{ |
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$this->setDigest($digest); |
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} |
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/** |
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* Collect the value of the digest-property |
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* |
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* @return string |
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*/ |
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public function getDigest(): string |
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{ |
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return $this->digest; |
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} |
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/** |
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* Set the value of the digest-property |
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* |
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* @param string $digest |
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*/ |
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private function setDigest(string $digest): void |
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{ |
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Assert::notEmpty($digest, 'DigestValue cannot be empty'); |
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Assert::stringPlausibleBase64($digest, 'ds:DigestValue is not a valid Base64 encoded string'); |
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$this->digest = $digest; |
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} |
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/** |
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* Convert XML into a DigestValue |
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* |
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* @param \DOMElement $xml The XML element we should load |
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* @return self |
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* |
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* @throws \SimpleSAML\XML\Exception\InvalidDOMElementException |
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* If the qualified name of the supplied element is wrong |
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*/ |
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public static function fromXML(DOMElement $xml): object |
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{ |
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Assert::same($xml->localName, 'DigestValue', InvalidDOMElementException::class); |
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Assert::same($xml->namespaceURI, DigestValue::NS, InvalidDOMElementException::class); |
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return new self($xml->textContent); |
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} |
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/** |
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* Convert this DigestValue element to XML. |
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* |
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* @param \DOMElement|null $parent The element we should append this DigestValue element to. |
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* @return \DOMElement |
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*/ |
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public function toXML(DOMElement $parent = null): DOMElement |
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{ |
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$e = $this->instantiateParentElement($parent); |
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$e->textContent = $this->digest; |
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return $e; |
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} |
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} |
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simplesamlphp /
xml-security
