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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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use SimpleSAML\XML\Exception\SchemaViolationException; |
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use SimpleSAML\XML\ExtendableElementTrait; |
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use SimpleSAML\XML\SchemaValidatableElementInterface; |
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use SimpleSAML\XML\SchemaValidatableElementTrait; |
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use SimpleSAML\XML\XsNamespace as NS; |
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use SimpleSAML\XMLSecurity\Constants as C; |
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use SimpleSAML\XMLSecurity\Exception\InvalidArgumentException; |
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/** |
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* Class representing a ds:DigestMethod element. |
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* |
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* @package simplesamlphp/xml-security |
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*/ |
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final class DigestMethod extends AbstractDsElement implements SchemaValidatableElementInterface |
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{ |
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use ExtendableElementTrait; |
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use SchemaValidatableElementTrait; |
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public const XS_ANY_ELT_NAMESPACE = NS::OTHER; |
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/** |
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* Initialize a DigestMethod element. |
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* |
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* @param string $Algorithm |
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* @param list<\SimpleSAML\XML\SerializableElementInterface> $elements |
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*/ |
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public function __construct( |
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protected string $Algorithm, |
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array $elements = [], |
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) { |
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Assert::validURI($Algorithm, SchemaViolationException::class); |
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Assert::oneOf( |
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$Algorithm, |
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array_keys(C::$DIGEST_ALGORITHMS), |
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'Invalid digest method: %s', |
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InvalidArgumentException::class, |
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); |
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$this->setElements($elements); |
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} |
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/** |
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* Collect the value of the Algorithm-property |
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* |
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* @return string |
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*/ |
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public function getAlgorithm(): string |
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{ |
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return $this->Algorithm; |
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} |
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/** |
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* Convert XML into a DigestMethod |
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* |
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* @param \DOMElement $xml The XML element we should load |
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* @return static |
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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 $xml): static |
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{ |
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Assert::same($xml->localName, 'DigestMethod', InvalidDOMElementException::class); |
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Assert::same($xml->namespaceURI, DigestMethod::NS, InvalidDOMElementException::class); |
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$Algorithm = DigestMethod::getAttribute($xml, 'Algorithm'); |
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$elements = self::getChildElementsFromXML($xml); |
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return new static($Algorithm, $elements); |
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} |
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/** |
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* Convert this DigestMethod element to XML. |
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* |
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* @param \DOMElement|null $parent The element we should append this DigestMethod 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->setAttribute('Algorithm', $this->getAlgorithm()); |
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foreach ($this->elements as $elt) { |
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if (!$elt->isEmptyElement()) { |
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$elt->toXML($e); |
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} |
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} |
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return $e; |
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} |
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} |
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simplesamlphp /
xml-security
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