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<?php |
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declare(strict_types=1); |
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namespace SimpleSAML\XMLSecurity\XML\xenc; |
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use DOMElement; |
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use SimpleSAML\Assert\Assert; |
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use SimpleSAML\XML\Exception\SchemaViolationException; |
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use SimpleSAML\XMLSecurity\XML\ds\KeyInfo; |
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use function count; |
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/** |
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* Abstract class representing encrypted data. |
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* |
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* Note: <xenc:EncryptionProperties> elements are not supported. |
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* |
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* @package simplesamlphp/xml-security |
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*/ |
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abstract class AbstractEncryptedType extends AbstractXencElement |
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{ |
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/** @var \SimpleSAML\XMLSecurity\XML\xenc\CipherData */ |
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protected CipherData $cipherData; |
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/** @var string|null */ |
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protected ?string $encoding; |
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/** @var \SimpleSAML\XMLSecurity\XML\xenc\EncryptionMethod|null */ |
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protected ?EncryptionMethod $encryptionMethod; |
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/** @var string|null */ |
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protected ?string $id; |
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/** @var \SimpleSAML\XMLSecurity\XML\ds\KeyInfo|null */ |
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protected ?KeyInfo $keyInfo; |
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/** @var string|null */ |
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protected ?string $mimeType; |
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/** @var string|null */ |
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protected ?string $type; |
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/** |
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* EncryptedData constructor. |
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* |
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* @param \SimpleSAML\XMLSecurity\XML\xenc\CipherData $cipherData The CipherData object of this EncryptedData. |
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* @param string|null $id The Id attribute of this object. Optional. |
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* @param string|null $type The Type attribute of this object. Optional. |
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* @param string|null $mimeType The MimeType attribute of this object. Optional. |
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* @param string|null $encoding The Encoding attribute of this object. Optional. |
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* @param \SimpleSAML\XMLSecurity\XML\xenc\EncryptionMethod|null $encryptionMethod |
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* The EncryptionMethod object of this EncryptedData. Optional. |
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* @param \SimpleSAML\XMLSecurity\XML\ds\KeyInfo|null $keyInfo The KeyInfo object of this EncryptedData. Optional. |
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*/ |
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public function __construct( |
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CipherData $cipherData, |
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?string $id = null, |
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?string $type = null, |
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?string $mimeType = null, |
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?string $encoding = null, |
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?EncryptionMethod $encryptionMethod = null, |
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?KeyInfo $keyInfo = null, |
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) { |
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$this->setCipherData($cipherData); |
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$this->setEncoding($encoding); |
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$this->setID($id); |
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$this->setMimeType($mimeType); |
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$this->setType($type); |
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$this->setEncryptionMethod($encryptionMethod); |
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$this->setKeyInfo($keyInfo); |
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} |
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/** |
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* Get the CipherData object. |
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* |
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* @return \SimpleSAML\XMLSecurity\XML\xenc\CipherData |
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*/ |
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public function getCipherData(): CipherData |
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{ |
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return $this->cipherData; |
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} |
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/** |
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* @param \SimpleSAML\XMLSecurity\XML\xenc\CipherData $cipherData |
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*/ |
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protected function setCipherData(CipherData $cipherData): void |
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{ |
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$this->cipherData = $cipherData; |
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} |
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/** |
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* Get the value of the Encoding attribute. |
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* |
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* @return string|null |
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*/ |
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public function getEncoding(): ?string |
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{ |
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return $this->encoding; |
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} |
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/** |
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* @param string|null $encoding |
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*/ |
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protected function setEncoding(?string $encoding): void |
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{ |
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Assert::nullOrValidURI($encoding, SchemaViolationException::class); // Covers the empty string |
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$this->encoding = $encoding; |
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} |
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/** |
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* Get the EncryptionMethod object. |
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* |
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* @return \SimpleSAML\XMLSecurity\XML\xenc\EncryptionMethod|null |
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*/ |
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public function getEncryptionMethod(): ?EncryptionMethod |
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{ |
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return $this->encryptionMethod; |
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} |
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/** |
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* @param \SimpleSAML\XMLSecurity\XML\xenc\EncryptionMethod|null $encryptionMethod |
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*/ |
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protected function setEncryptionMethod(?EncryptionMethod $encryptionMethod): void |
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{ |
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$this->encryptionMethod = $encryptionMethod; |
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} |
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/** |
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* Get the value of the Id attribute. |
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* |
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* @return string |
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*/ |
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public function getID(): ?string |
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{ |
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return $this->id; |
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} |
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/** |
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* @param string|null $id |
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*/ |
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protected function setID(?string $id): void |
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{ |
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Assert::nullOrValidNCName($id, SchemaViolationException::class); // Covers the empty string |
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$this->id = $id; |
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} |
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/** |
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* Get the KeyInfo object. |
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* |
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* @return \SimpleSAML\XMLSecurity\XML\ds\KeyInfo|null |
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*/ |
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public function getKeyInfo(): ?KeyInfo |
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{ |
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return $this->keyInfo; |
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} |
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/** |
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* @param \SimpleSAML\XMLSecurity\XML\ds\KeyInfo|null $keyInfo |
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*/ |
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protected function setKeyInfo(?KeyInfo $keyInfo): void |
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{ |
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$this->keyInfo = $keyInfo; |
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} |
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/** |
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* Get the value of the MimeType attribute. |
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* |
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* @return string |
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*/ |
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public function getMimeType(): ?string |
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{ |
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return $this->mimeType; |
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} |
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/** |
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* @param string|null $mimeType |
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*/ |
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protected function setMimeType(?string $mimeType): void |
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{ |
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$this->mimeType = $mimeType; |
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} |
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/** |
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* Get the value of the Type attribute. |
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* |
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* @return string|null |
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*/ |
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public function getType(): ?string |
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{ |
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return $this->type; |
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} |
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/** |
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* @param string|null $type |
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*/ |
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protected function setType(?string $type): void |
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{ |
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Assert::nullOrValidURI($type, SchemaViolationException::class); // Covers the empty string |
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$this->type = $type; |
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} |
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/** |
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* @inheritDoc |
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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 ($this->id !== null) { |
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$e->setAttribute('Id', $this->id); |
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} |
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if ($this->type !== null) { |
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$e->setAttribute('Type', $this->type); |
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} |
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if ($this->mimeType !== null) { |
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$e->setAttribute('MimeType', $this->mimeType); |
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} |
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if ($this->encoding !== null) { |
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$e->setAttribute('Encoding', $this->encoding); |
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} |
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if ($this->encryptionMethod !== null) { |
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$this->encryptionMethod->toXML($e); |
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} |
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if ($this->keyInfo !== null) { |
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$this->keyInfo->toXML($e); |
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} |
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$this->cipherData->toXML($e); |
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return $e; |
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} |
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} |
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