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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\Type\{SAMLDateTimeValue, SAMLStringValue}; |
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use SimpleSAML\XML\AbstractElement; |
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use SimpleSAML\XML\Chunk; |
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use SimpleSAML\XML\{SchemaValidatableElementInterface, 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\Type\IntegerValue; |
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use SimpleSAML\XMLSchema\Type\Interface\ValueTypeInterface; |
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use function class_exists; |
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use function explode; |
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use function gettype; |
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use function str_contains; |
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use function strval; |
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/** |
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* Serializable class representing an AttributeValue. |
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* |
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* @package simplesamlphp/saml11 |
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*/ |
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class AttributeValue extends AbstractSamlElement implements SchemaValidatableElementInterface |
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{ |
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use SchemaValidatableElementTrait; |
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/** |
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* Create an AttributeValue. |
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* |
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* @param \SimpleSAML\XMLSchema\Type\Interface\ValueTypeInterface|\SimpleSAML\XML\AbstractElement $value |
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* @throws \SimpleSAML\Assert\AssertionFailedException if the supplied value is neither a string or a DOMElement |
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*/ |
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final public function __construct( |
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protected SAMLStringValue|IntegerValue|SAMLDateTimeValue|AbstractElement $value, |
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) { |
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} |
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/** |
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* Get the XSI type of this attribute value. |
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* |
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* @return string |
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*/ |
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public function getXsiType(): string |
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{ |
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$value = $this->getValue(); |
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if ($value === null) { |
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return 'xs:nil'; |
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} elseif ($value instanceof ValueTypeInterface) { |
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return $value::SCHEMA_NAMESPACE_PREFIX . ':' . $value::SCHEMA_TYPE; |
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} else { |
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return sprintf( |
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'%s:%s', |
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$value::getNamespacePrefix(), |
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$value::getLocalName(), |
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); |
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} |
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} |
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/** |
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* Get this attribute value. |
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* |
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* @return ( |
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* \SimpleSAML\XMLSchema\Type\IntegerValue| |
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* \SimpleSAML\SAML11\Type\SAMLStringValue| |
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* \SimpleSAML\SAML11\Type\SAMLDateTimeValue| |
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* \SimpleSAML\XML\AbstractElement| |
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* null |
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* ) |
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*/ |
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public function getValue() |
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{ |
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return $this->value; |
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} |
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/** |
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* Convert XML into a AttributeValue |
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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, static::getLocalName(), InvalidDOMElementException::class); |
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Assert::same($xml->namespaceURI, static::NS, InvalidDOMElementException::class); |
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if ($xml->childElementCount > 0) { |
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$node = $xml->firstElementChild; |
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if (str_contains($node->tagName, ':')) { |
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list($prefix, $eltName) = explode(':', $node->tagName); |
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$className = sprintf('\SimpleSAML\SAML11\XML\%s\%s', $prefix, $eltName); |
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if (class_exists($className)) { |
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$value = $className::fromXML($node); |
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} else { |
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$value = Chunk::fromXML($node); |
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} |
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} else { |
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$value = Chunk::fromXML($node); |
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} |
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} elseif ( |
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$xml->hasAttributeNS(C_XSI::NS_XSI, "type") && |
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$xml->getAttributeNS(C_XSI::NS_XSI, "type") === "xs:integer" |
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) { |
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// we have an integer as value |
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$value = IntegerValue::fromString($xml->textContent); |
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} elseif ( |
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$xml->hasAttributeNS(C_XSI::NS_XSI, "nil") && |
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($xml->getAttributeNS(C_XSI::NS_XSI, "nil") === "1" || |
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$xml->getAttributeNS(C_XSI::NS_XSI, "nil") === "true") |
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) { |
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// we have a nill value |
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$value = null; |
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} elseif ( |
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$xml->hasAttributeNS(C_XSI::NS_XSI, "type") && |
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$xml->getAttributeNS(C_XSI::NS_XSI, "type") === "xs:dateTime" |
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) { |
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// we have a dateTime as value |
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$value = SAMLDateTimeValue::fromString($xml->textContent); |
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} else { |
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$value = SAMLStringValue::fromString($xml->textContent); |
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} |
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return new static($value); |
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} |
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/** |
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* Append this attribute value to an element. |
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* |
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* @param \DOMElement|null $parent The element we should append this attribute value to. |
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* |
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* @return \DOMElement The generated AttributeValue element. |
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*/ |
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public function toXML(?DOMElement $parent = null): DOMElement |
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{ |
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$e = parent::instantiateParentElement($parent); |
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$value = $this->getValue(); |
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$type = gettype($value); |
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switch ($type) { |
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case IntegerValue::class: |
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// make sure that the xs namespace is available in the AttributeValue |
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$e->setAttributeNS('http://www.w3.org/2000/xmlns/', 'xmlns:xsi', C_XSI::NS_XSI); |
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$e->setAttributeNS('http://www.w3.org/2000/xmlns/', 'xmlns:xs', C_XSI::NS_XS); |
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$e->setAttributeNS(C_XSI::NS_XSI, 'xsi:type', 'xs:integer'); |
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$e->textContent = strval($value); |
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break; |
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case "object": |
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if ($value instanceof SAMLDateTimeValue) { |
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$e->setAttributeNS('http://www.w3.org/2000/xmlns/', 'xmlns:xsi', C_XSI::NS_XSI); |
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$e->setAttributeNS('http://www.w3.org/2000/xmlns/', 'xmlns:xs', C_XSI::NS_XS); |
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$e->setAttributeNS(C_XSI::NS_XSI, 'xsi:type', 'xs:dateTime'); |
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$e->textContent = strval($value); |
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} elseif ($value instanceof ValueTypeInterface) { |
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if ($value instanceof IntegerValue) { |
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$e->setAttributeNS('http://www.w3.org/2000/xmlns/', 'xmlns:xsi', C_XSI::NS_XSI); |
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$e->setAttributeNS('http://www.w3.org/2000/xmlns/', 'xmlns:xs', C_XSI::NS_XS); |
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$e->setAttributeNS(C_XSI::NS_XSI, 'xsi:type', 'xs:integer'); |
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} |
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$e->textContent = strval($value); |
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} else { |
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$value->toXML($e); |
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} |
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break; |
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default: // string |
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$e->textContent = strval($value); |
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break; |
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} |
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return $e; |
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} |
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} |
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simplesamlphp /
saml11
