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<?php |
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declare(strict_types=1); |
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namespace SimpleSAML\XML; |
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use DOMElement; |
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use RuntimeException; |
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use SimpleSAML\XML\DOMDocumentFactory; |
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use function array_pop; |
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use function get_object_vars; |
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/** |
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* Trait grouping common functionality for elements implementing the SerializableElement element. |
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* |
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* @package simplesamlphp/xml-common |
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*/ |
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trait SerializableElementTrait |
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{ |
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/** |
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* Whether to format the string output of this element or not. |
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* |
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* Defaults to true. Override to disable output formatting. |
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* |
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* @var bool |
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*/ |
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protected bool $formatOutput = true; |
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/** |
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* Output the class as an XML-formatted string |
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* |
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* @return string |
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*/ |
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public function __toString(): string |
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{ |
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$xml = $this->toXML(); |
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/** @psalm-var \DOMDocument $xml->ownerDocument */ |
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$xml->ownerDocument->formatOutput = $this->formatOutput; |
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return $xml->ownerDocument->saveXML($xml); |
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} |
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/** |
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* Serialize this XML chunk. |
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* |
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* This method will be invoked by any calls to serialize(). |
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* |
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* @return array The serialized representation of this XML object. |
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*/ |
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public function __serialize(): array |
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{ |
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$xml = $this->toXML(); |
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/** @psalm-var \DOMDocument $xml->ownerDocument */ |
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return [$xml->ownerDocument->saveXML($xml)]; |
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} |
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/** |
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* Unserialize an XML object and load it.. |
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* |
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* This method will be invoked by any calls to unserialize(), allowing us to restore any data that might not |
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* be serializable in its original form (e.g.: DOM objects). |
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* |
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* @param array $serialized The XML object that we want to restore. |
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*/ |
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public function __unserialize(array $serialized): void |
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{ |
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$xml = static::fromXML( |
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DOMDocumentFactory::fromString(array_pop($serialized))->documentElement, |
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); |
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$vars = get_object_vars($xml); |
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foreach ($vars as $k => $v) { |
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$this->$k = $v; |
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} |
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} |
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/** |
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* Create a class from an array |
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* |
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* @param array $data |
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* @return static |
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*/ |
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public static function fromArray(/** @scrutinizer ignore-unused */array $data): static |
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{ |
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throw new RuntimeException('Not implemented.'); |
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} |
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/** |
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* Create an array from this class |
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* |
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* @return array |
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*/ |
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public function toArray(): array |
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{ |
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throw new RuntimeException('Not implemented'); |
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} |
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/** |
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* Create XML from this class |
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* |
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* @param \DOMElement|null $parent |
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* @return \DOMElement |
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*/ |
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abstract public function toXML(DOMElement $parent = null): DOMElement; |
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} |
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simplesamlphp /
xml-common
