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<?php |
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declare(strict_types=1); |
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namespace SimpleSAML\SAML2\XML\saml; |
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use DateTimeImmutable; |
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use DOMElement; |
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use SimpleSAML\Assert\Assert; |
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use SimpleSAML\SAML2\Assert\Assert as SAMLAssert; |
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use SimpleSAML\SAML2\Constants as C; |
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use SimpleSAML\SAML2\Exception\ProtocolViolationException; |
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use SimpleSAML\SAML2\Utils; |
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use SimpleSAML\XML\Exception\InvalidDOMElementException; |
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use SimpleSAML\XML\ExtendableAttributesTrait; |
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use SimpleSAML\XML\ExtendableElementTrait; |
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use SimpleSAML\XML\XsNamespace as NS; |
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use function filter_var; |
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use function is_null; |
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/** |
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* Class representing SAML 2 SubjectConfirmationData element. |
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* |
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* @package simplesamlphp/saml2 |
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*/ |
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final class SubjectConfirmationData extends AbstractSamlElement |
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{ |
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use ExtendableAttributesTrait; |
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use ExtendableElementTrait; |
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/** The namespace-attribute for the xs:any element */ |
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public const XS_ANY_ELT_NAMESPACE = NS::ANY; |
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/** The namespace-attribute for the xs:anyAttribute element */ |
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public const XS_ANY_ATTR_NAMESPACE = NS::OTHER; |
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/** |
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* Initialize (and parse) a SubjectConfirmationData element. |
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* |
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* @param \DateTimeImmutable|null $notBefore |
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* @param \DateTimeImmutable|null $notOnOrAfter |
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* @param string|null $recipient |
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* @param string|null $inResponseTo |
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* @param string|null $address |
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* @param \SimpleSAML\XML\SerializableElementInterface[] $children |
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* @param list<\SimpleSAML\XML\Attribute> $namespacedAttributes |
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*/ |
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public function __construct( |
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protected ?DateTimeImmutable $notBefore = null, |
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protected ?DateTimeImmutable $notOnOrAfter = null, |
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protected ?string $recipient = null, |
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protected ?string $inResponseTo = null, |
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protected ?string $address = null, |
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array $children = [], |
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array $namespacedAttributes = [], |
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) { |
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Assert::nullOrSame($notBefore?->getTimeZone()->getName(), 'Z', ProtocolViolationException::class); |
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Assert::nullOrSame($notOnOrAfter?->getTimeZone()->getName(), 'Z', ProtocolViolationException::class); |
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Assert::nullOrNotWhitespaceOnly($recipient); |
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Assert::nullOrValidNCName($inResponseTo); // Covers the empty string |
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if (!is_null($address) && !filter_var($address, FILTER_VALIDATE_IP, FILTER_FLAG_IPV4 | FILTER_FLAG_IPV6)) { |
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Utils::getContainer()->getLogger()->warning( |
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sprintf('Provided argument (%s) is not a valid IP address.', $address), |
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); |
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} |
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$this->setElements($children); |
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$this->setAttributesNS($namespacedAttributes); |
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} |
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/** |
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* Collect the value of the NotBefore-property |
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* |
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* @return \DateTimeImmutable|null |
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*/ |
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public function getNotBefore(): ?DateTimeImmutable |
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{ |
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return $this->notBefore; |
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} |
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/** |
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* Collect the value of the NotOnOrAfter-property |
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* |
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* @return \DateTimeImmutable|null |
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*/ |
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public function getNotOnOrAfter(): ?DateTimeImmutable |
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{ |
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return $this->notOnOrAfter; |
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} |
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/** |
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* Collect the value of the Recipient-property |
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* |
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* @return string|null |
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*/ |
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public function getRecipient(): ?string |
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{ |
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return $this->recipient; |
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} |
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/** |
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* Collect the value of the InResponseTo-property |
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* |
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* @return string|null |
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*/ |
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public function getInResponseTo(): ?string |
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{ |
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return $this->inResponseTo; |
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} |
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/** |
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* Collect the value of the Address-property |
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* |
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* @return string|null |
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*/ |
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public function getAddress(): ?string |
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{ |
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return $this->address; |
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} |
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/** |
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* Test if an object, at the state it's in, would produce an empty XML-element |
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* |
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* @return bool |
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*/ |
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public function isEmptyElement(): bool |
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{ |
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return empty($this->notBefore) |
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&& empty($this->notOnOrAfter) |
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&& empty($this->recipient) |
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&& empty($this->inResponseTo) |
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&& empty($this->address) |
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&& empty($this->elements) |
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&& empty($this->namespacedAttributes); |
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} |
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/** |
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* Convert XML into a SubjectConfirmationData |
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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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* @throws \SimpleSAML\Assert\AssertionFailedException |
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* if NotBefore or NotOnOrAfter contain an invalid date. |
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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, 'SubjectConfirmationData', InvalidDOMElementException::class); |
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Assert::same($xml->namespaceURI, SubjectConfirmationData::NS, InvalidDOMElementException::class); |
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$NotBefore = self::getOptionalAttribute($xml, 'NotBefore', null); |
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if ($NotBefore !== null) { |
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// Strip sub-seconds - See paragraph 1.3.3 of SAML core specifications |
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$NotBefore = preg_replace('/([.][0-9]+Z)$/', 'Z', $NotBefore, 1); |
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SAMLAssert::validDateTime($NotBefore, ProtocolViolationException::class); |
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$NotBefore = new DateTimeImmutable($NotBefore); |
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} |
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$NotOnOrAfter = self::getOptionalAttribute($xml, 'NotOnOrAfter', null); |
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if ($NotOnOrAfter !== null) { |
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// Strip sub-seconds - See paragraph 1.3.3 of SAML core specifications |
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$NotOnOrAfter = preg_replace('/([.][0-9]+Z)$/', 'Z', $NotOnOrAfter, 1); |
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SAMLAssert::validDateTime($NotOnOrAfter, ProtocolViolationException::class); |
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$NotOnOrAfter = new DateTimeImmutable($NotOnOrAfter); |
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} |
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$Recipient = self::getOptionalAttribute($xml, 'Recipient', null); |
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$InResponseTo = self::getOptionalAttribute($xml, 'InResponseTo', null); |
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$Address = self::getOptionalAttribute($xml, 'Address', null); |
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return new static( |
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$NotBefore, |
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$NotOnOrAfter, |
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$Recipient, |
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$InResponseTo, |
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$Address, |
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self::getChildElementsFromXML($xml), |
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self::getAttributesNSFromXML($xml), |
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); |
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} |
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/** |
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* Convert this element to XML. |
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* |
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* @param \DOMElement|null $parent The parent element we should append this element to. |
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* @return \DOMElement This element, as XML. |
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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 ($this->getNotBefore() !== null) { |
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$e->setAttribute('NotBefore', $this->getNotBefore()->format(C::DATETIME_FORMAT)); |
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} |
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if ($this->getNotOnOrAfter() !== null) { |
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$e->setAttribute('NotOnOrAfter', $this->getNotOnOrAfter()->format(C::DATETIME_FORMAT)); |
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} |
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if ($this->getRecipient() !== null) { |
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$e->setAttribute('Recipient', $this->getRecipient()); |
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} |
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if ($this->getInResponseTo() !== null) { |
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$e->setAttribute('InResponseTo', $this->getInResponseTo()); |
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} |
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if ($this->getAddress() !== null) { |
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$e->setAttribute('Address', $this->getAddress()); |
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} |
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foreach ($this->getAttributesNS() as $attr) { |
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$attr->toXML($e); |
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} |
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foreach ($this->getElements() as $n) { |
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$n->toXML($e); |
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} |
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return $e; |
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} |
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} |
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