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<?php |
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declare(strict_types=1); |
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namespace SimpleSAML\SAML11\XML\saml; |
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use DOMElement; |
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use SimpleSAML\SAML11\Assert\Assert; |
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use SimpleSAML\SAML11\Constants as C; |
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use SimpleSAML\SAML11\Utils; |
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use SimpleSAML\SAML11\XML\ExtensionPointInterface; |
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use SimpleSAML\SAML11\XML\ExtensionPointTrait; |
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use SimpleSAML\XML\Attribute as XMLAttribute; |
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use SimpleSAML\XML\Chunk; |
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use SimpleSAML\XML\SchemaValidatableElementInterface; |
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use SimpleSAML\XML\SchemaValidatableElementTrait; |
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use SimpleSAML\XMLSchema\Constants as C_XSI; |
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use SimpleSAML\XMLSchema\Exception\InvalidDOMElementException; |
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use SimpleSAML\XMLSchema\Exception\SchemaViolationException; |
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use SimpleSAML\XMLSchema\Type\QNameValue; |
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use function strval; |
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/** |
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* Class implementing the <saml:Statement> extension point. |
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* |
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* @package simplesamlphp/saml11 |
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*/ |
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abstract class AbstractStatement extends AbstractStatementType implements |
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ExtensionPointInterface, |
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SchemaValidatableElementInterface |
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{ |
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use ExtensionPointTrait; |
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use SchemaValidatableElementTrait; |
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/** @var string */ |
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public const LOCALNAME = 'Statement'; |
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/** |
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* Initialize a custom saml:Statement element. |
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* |
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* @param \SimpleSAML\XMLSchema\Type\QNameValue $type |
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*/ |
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protected function __construct( |
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protected QNameValue $type, |
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) { |
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} |
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/** |
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* @return \SimpleSAML\XMLSchema\Type\QNameValue |
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*/ |
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public function getXsiType(): QNameValue |
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{ |
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return $this->type; |
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} |
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/** |
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* Convert an XML element into a Statement. |
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* |
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* @param \DOMElement $xml The root XML element |
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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, 'Statement', InvalidDOMElementException::class); |
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Assert::same($xml->namespaceURI, C::NS_SAML, InvalidDOMElementException::class); |
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Assert::true( |
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$xml->hasAttributeNS(C_XSI::NS_XSI, 'type'), |
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'Missing required xsi:type in <saml:Statement> element.', |
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SchemaViolationException::class, |
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); |
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$type = QNameValue::fromDocument($xml->getAttributeNS(C_XSI::NS_XSI, 'type'), $xml); |
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// now check if we have a handler registered for it |
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$handler = Utils::getContainer()->getExtensionHandler($type); |
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if ($handler === null) { |
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// we don't have a handler, proceed with unknown statement |
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return new UnknownStatement(new Chunk($xml), $type); |
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} |
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Assert::subclassOf( |
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$handler, |
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AbstractStatement::class, |
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'Elements implementing Statement must extend \SimpleSAML\SAML11\XML\saml\AbstractStatementType.', |
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); |
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return $handler::fromXML($xml); |
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} |
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/** |
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* Convert this Statement to XML. |
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* |
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* @param \DOMElement $parent The element we are converting to XML. |
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* @return \DOMElement The XML element after adding the data corresponding to this Statement. |
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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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if (!$e->lookupPrefix($this->getXsiType()->getNamespaceURI()->getValue())) { |
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$e->setAttributeNS( |
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'http://www.w3.org/2000/xmlns/', |
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'xmlns:' . static::getXsiTypePrefix(), |
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strval(static::getXsiTypeNamespaceURI()), |
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); |
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} |
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$type = new XMLAttribute(C_XSI::NS_XSI, 'xsi', 'type', $this->getXsiType()); |
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$type->toXML($e); |
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return $e; |
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} |
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} |
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simplesamlphp /
saml11
