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<?php |
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declare(strict_types=1); |
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namespace SimpleSAML\SAML2\XML\ecp; |
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use DOMElement; |
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use SimpleSAML\Assert\Assert; |
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use SimpleSAML\SAML2\Exception\ProtocolViolationException; |
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use SimpleSAML\SAML2\XML\saml\SubjectConfirmationData; |
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use SimpleSAML\SOAP\Constants as C; |
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use SimpleSAML\XML\Exception\InvalidDOMElementException; |
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use SimpleSAML\XML\Exception\MissingAttributeException; |
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use SimpleSAML\XML\Exception\TooManyElementsException; |
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use SimpleSAML\XML\Exception\SchemaViolationException; |
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use function boolval; |
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use function intval; |
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use function is_null; |
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use function is_numeric; |
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use function strval; |
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/** |
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* Class representing the ECP SubjectConfirmation element. |
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* |
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* @package simplesamlphp/saml2 |
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*/ |
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final class SubjectConfirmation extends AbstractEcpElement |
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{ |
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/** |
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* Create a ECP SubjectConfirmation element. |
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* |
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* @param bool $mustUnderstand |
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* @param string $method |
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* @param \SimpleSAML\SAML2\XML\saml\SubjectConfirmationData|null $subjectConfirmationData |
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*/ |
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public function __construct( |
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protected bool $mustUnderstand, |
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protected string $method, |
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protected ?SubjectConfirmationData $subjectConfirmationData = null, |
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) { |
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Assert::validURI($method, SchemaViolationException::class); |
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} |
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/** |
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* Collect the value of the mustUnderstand-property |
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* |
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* @return bool |
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*/ |
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public function getMustUnderstand(): bool |
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{ |
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return $this->mustUnderstand; |
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} |
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/** |
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* Collect the value of the method-property |
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* |
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* @return string |
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*/ |
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public function getMethod(): string |
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{ |
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return $this->method; |
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} |
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/** |
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* Collect the value of the subjectConfirmationData-property |
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* |
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* @return \SimpleSAML\SAML2\XML\saml\SubjectConfirmationData|null |
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*/ |
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public function getSubjectConfirmationData(): ?SubjectConfirmationData |
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{ |
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return $this->subjectConfirmationData; |
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} |
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/** |
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* Convert XML into a SubjectConfirmation |
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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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* @throws \SimpleSAML\XML\Exception\MissingAttributeException |
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* if the supplied element is missing any of the mandatory attributes |
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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, 'SubjectConfirmation', InvalidDOMElementException::class); |
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Assert::same($xml->namespaceURI, SubjectConfirmation::NS, InvalidDOMElementException::class); |
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// Assert required attributes |
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Assert::true( |
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$xml->hasAttributeNS(C::NS_SOAP_ENV_11, 'actor'), |
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'Missing env:actor attribute in <ecp:SubjectConfirmation>.', |
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MissingAttributeException::class, |
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); |
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Assert::true( |
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$xml->hasAttributeNS(C::NS_SOAP_ENV_11, 'mustUnderstand'), |
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'Missing env:mustUnderstand attribute in <ecp:SubjectConfirmation>.', |
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MissingAttributeException::class, |
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); |
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$mustUnderstand = $xml->getAttributeNS(C::NS_SOAP_ENV_11, 'mustUnderstand'); |
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$mustUnderstand = ($mustUnderstand === '') ? null : boolval(intval($mustUnderstand)); |
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Assert::nullOrBoolean( |
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$mustUnderstand, |
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'Invalid value of env:mustUnderstand attribute in <ecp:SubjectConfirmation>.', |
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ProtocolViolationException::class, |
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); |
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$actor = $xml->getAttributeNS(C::NS_SOAP_ENV_11, 'actor'); |
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Assert::same( |
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$actor, |
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C::SOAP_ACTOR_NEXT, |
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'Invalid value of env:actor attribute in <ecp:SubjectConfirmation>.', |
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ProtocolViolationException::class, |
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); |
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$subjectConfirmationData = SubjectConfirmationData::getChildrenOfClass($xml); |
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Assert::maxCount( |
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$subjectConfirmationData, |
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1, |
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'More than one <saml:SubjectConfirmationData> in <saml:SubjectConfirmation>.', |
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TooManyElementsException::class, |
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); |
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return new static( |
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$mustUnderstand, |
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self::getAttribute($xml, 'Method'), |
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array_pop($subjectConfirmationData), |
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); |
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} |
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/** |
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* Convert this ECP SubjectConfirmation to XML. |
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* |
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* @param \DOMElement|null $parent The element we should append this 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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$e->setAttributeNS(C::NS_SOAP_ENV_11, 'env:mustUnderstand', strval(intval($this->getMustUnderstand()))); |
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$e->setAttributeNS(C::NS_SOAP_ENV_11, 'env:actor', C::SOAP_ACTOR_NEXT); |
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$e->setAttribute('Method', $this->getMethod()); |
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$this->getSubjectConfirmationData()?->toXML($e); |
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return $e; |
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} |
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} |
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simplesamlphp /
saml2
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