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<?php |
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declare(strict_types=1); |
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namespace SimpleSAML\XMLSchema\XML; |
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use DOMElement; |
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use SimpleSAML\XML\Assert\Assert; |
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use SimpleSAML\XML\Constants as C_XML; |
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use SimpleSAML\XML\SchemaValidatableElementInterface; |
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use SimpleSAML\XML\SchemaValidatableElementTrait; |
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use SimpleSAML\XML\Type\LangValue; |
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use SimpleSAML\XMLSchema\Constants as C_XS; |
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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\AnyURIValue; |
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use SimpleSAML\XMLSchema\Type\IDValue; |
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use SimpleSAML\XMLSchema\Type\Schema\BlockSetValue; |
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use SimpleSAML\XMLSchema\Type\Schema\FormChoiceValue; |
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use SimpleSAML\XMLSchema\Type\Schema\FullDerivationSetValue; |
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use SimpleSAML\XMLSchema\Type\TokenValue; |
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use SimpleSAML\XMLSchema\XML\Interface\RedefinableInterface; |
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use SimpleSAML\XPath\XPath; |
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use function array_merge; |
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use function strval; |
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/** |
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* Class representing the schema-element |
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* |
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* @package simplesamlphp/xml-common |
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*/ |
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final class Schema extends AbstractOpenAttrs implements SchemaValidatableElementInterface |
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{ |
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use SchemaValidatableElementTrait; |
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/** @var string */ |
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public const LOCALNAME = 'schema'; |
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/** The exclusions for the xs:anyAttribute element */ |
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public const XS_ANY_ATTR_EXCLUSIONS = [ |
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[C_XML::NS_XML, 'lang'], |
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]; |
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/** |
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* Schema constructor |
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* |
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* @param ( |
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* \SimpleSAML\XMLSchema\XML\XsInclude| |
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* \SimpleSAML\XMLSchema\XML\Import| |
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* \SimpleSAML\XMLSchema\XML\Redefine| |
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* \SimpleSAML\XMLSchema\XML\Annotation |
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* )[] $topLevelElements |
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* @param ( |
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* \SimpleSAML\XMLSchema\XML\Interface\RedefinableInterface| |
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* \SimpleSAML\XMLSchema\XML\TopLevelAttribute| |
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* \SimpleSAML\XMLSchema\XML\TopLevelElement| |
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* \SimpleSAML\XMLSchema\XML\Notation| |
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* \SimpleSAML\XMLSchema\XML\Annotation |
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* )[] $schemaTopElements |
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* @param \SimpleSAML\XMLSchema\Type\AnyURIValue $targetNamespace |
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* @param \SimpleSAML\XMLSchema\Type\TokenValue $version |
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* @param \SimpleSAML\XMLSchema\Type\Schema\FullDerivationSetValue $finalDefault |
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* @param \SimpleSAML\XMLSchema\Type\Schema\BlockSetValue $blockDefault |
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* @param \SimpleSAML\XMLSchema\Type\Schema\FormChoiceValue|null $attributeFormDefault |
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* @param \SimpleSAML\XMLSchema\Type\Schema\FormChoiceValue|null $elementFormDefault |
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* @param \SimpleSAML\XMLSchema\Type\IDValue|null $id |
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* @param \SimpleSAML\XML\Type\LangValue|null $lang |
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* @param array<\SimpleSAML\XML\Attribute> $namespacedAttributes |
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*/ |
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public function __construct( |
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protected array $topLevelElements = [], |
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protected array $schemaTopElements = [], |
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protected ?AnyURIValue $targetNamespace = null, |
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protected ?TokenValue $version = null, |
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protected ?FullDerivationSetValue $finalDefault = null, |
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protected ?BlockSetValue $blockDefault = null, |
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protected ?FormChoiceValue $attributeFormDefault = null, |
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protected ?FormChoiceValue $elementFormDefault = null, |
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protected ?IDValue $id = null, |
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protected ?LangValue $lang = null, |
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array $namespacedAttributes = [], |
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) { |
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Assert::maxCount($topLevelElements, C_XML::UNBOUNDED_LIMIT); |
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Assert::allIsInstanceOfAny( |
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$topLevelElements, |
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[XsInclude::class, Import::class, Redefine::class, Annotation::class], |
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SchemaViolationException::class, |
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); |
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Assert::maxCount($schemaTopElements, C_XML::UNBOUNDED_LIMIT); |
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Assert::allIsInstanceOfAny( |
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$schemaTopElements, |
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[ |
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RedefinableInterface::class, |
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TopLevelAttribute::class, |
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TopLevelElement::class, |
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Notation::class, |
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Annotation::class, |
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], |
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SchemaViolationException::class, |
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); |
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parent::__construct($namespacedAttributes); |
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} |
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/** |
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* Collect the value of the topLevelElements-property |
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* |
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* @return ( |
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* \SimpleSAML\XMLSchema\XML\XsInclude| |
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* \SimpleSAML\XMLSchema\XML\Import| |
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* \SimpleSAML\XMLSchema\XML\Redefine| |
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* \SimpleSAML\XMLSchema\XML\Annotation |
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* )[] |
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*/ |
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public function getTopLevelElements(): array |
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{ |
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return $this->topLevelElements; |
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} |
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/** |
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* Collect the value of the schemaTopElements-property |
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* |
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* @return ( |
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* \SimpleSAML\XMLSchema\XML\Interface\RedefinableInterface| |
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* \SimpleSAML\XMLSchema\XML\TopLevelAttribute| |
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* \SimpleSAML\XMLSchema\XML\TopLevelElement| |
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* \SimpleSAML\XMLSchema\XML\Notation| |
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* \SimpleSAML\XMLSchema\XML\Annotation |
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* )[] |
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*/ |
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public function getSchemaTopElements(): array |
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{ |
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return $this->schemaTopElements; |
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} |
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/** |
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* Collect the value of the targetNamespace-property |
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* |
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* @return \SimpleSAML\XMLSchema\Type\AnyURIValue|null |
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*/ |
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public function getTargetNamespace(): ?AnyURIValue |
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{ |
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return $this->targetNamespace; |
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} |
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/** |
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* Collect the value of the version-property |
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* |
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* @return \SimpleSAML\XMLSchema\Type\TokenValue|null |
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*/ |
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public function getVersion(): ?TokenValue |
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{ |
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return $this->version; |
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} |
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/** |
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* Collect the value of the blockDefault-property |
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* |
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* @return \SimpleSAML\XMLSchema\Type\Schema\BlockSetValue|null |
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*/ |
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public function getBlockDefault(): ?BlockSetValue |
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{ |
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return $this->blockDefault; |
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} |
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/** |
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* Collect the value of the finalDefault-property |
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* |
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* @return \SimpleSAML\XMLSchema\Type\Schema\FullDerivationSetValue|null |
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*/ |
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public function getFinalDefault(): ?FullDerivationSetValue |
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{ |
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return $this->finalDefault; |
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} |
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/** |
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* Collect the value of the attributeFormDefault-property |
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* |
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* @return \SimpleSAML\XMLSchema\Type\Schema\FormChoiceValue|null |
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*/ |
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public function getAttributeFormDefault(): ?FormChoiceValue |
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{ |
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return $this->attributeFormDefault; |
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} |
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/** |
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* Collect the value of the elementFormDefault-property |
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* |
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* @return \SimpleSAML\XMLSchema\Type\Schema\FormChoiceValue|null |
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*/ |
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public function getElementFormDefault(): ?FormChoiceValue |
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{ |
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return $this->elementFormDefault; |
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} |
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/** |
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* Collect the value of the id-property |
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* |
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* @return \SimpleSAML\XMLSchema\Type\IDValue|null |
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*/ |
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public function getID(): ?IDValue |
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{ |
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return $this->id; |
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} |
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/** |
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* Collect the value of the lang-property |
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* |
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* @return \SimpleSAML\XML\Type\LangValue|null |
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*/ |
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public function getLang(): ?LangValue |
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{ |
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return $this->lang; |
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} |
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/** |
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* Test if an object, at the state it's in, would produce an empty XML-element |
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* |
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* @return bool |
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*/ |
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public function isEmptyElement(): bool |
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{ |
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return parent::isEmptyElement() && |
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empty($this->getTopLevelElements()) && |
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empty($this->getSchemaTopElements()) && |
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empty($this->getTargetNamespace()) && |
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empty($this->getVersion()) && |
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empty($this->getFinalDefault()) && |
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empty($this->getBlockDefault()) && |
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empty($this->getAttributeFormDefault()) && |
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empty($this->getElementFormDefault()) && |
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empty($this->getId()) && |
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empty($this->getLang()); |
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} |
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/** |
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* Create an instance of this object from its XML representation. |
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* |
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* @param \DOMElement $xml |
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* @return static |
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* |
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* @throws \SimpleSAML\XMLSchema\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($xml->namespaceURI, static::NS, InvalidDOMElementException::class); |
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$xpCache = XPath::getXPath($xml); |
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$beforeAllowed = [ |
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'annotation' => Annotation::class, |
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'import' => Import::class, |
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'include' => XsInclude::class, |
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'redefine' => Redefine::class, |
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]; |
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$beforeSchemaTopElements = XPath::xpQuery( |
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$xml, |
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'(' |
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. '/xs:schema/xs:group|' |
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. '/xs:schema/xs:attributeGroup|' |
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. '/xs:schema/xs:complexType|' |
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. '/xs:schema/xs:simpleType|' |
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. '/xs:schema/xs:element|' |
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. '/xs:schema/xs:attribute' |
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. ')[1]/preceding-sibling::xs:*', |
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$xpCache, |
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); |
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$topLevelElements = []; |
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foreach ($beforeSchemaTopElements as $node) { |
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if ($node instanceof DOMElement) { |
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if ($node->namespaceURI === C_XS::NS_XS && array_key_exists($node->localName, $beforeAllowed)) { |
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$topLevelElements[] = $beforeAllowed[$node->localName]::fromXML($node); |
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} |
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} |
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} |
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$afterAllowed = [ |
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'annotation' => Annotation::class, |
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'attribute' => TopLevelAttribute::class, |
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'attributeGroup' => NamedAttributeGroup::class, |
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'complexType' => TopLevelComplexType::class, |
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'element' => TopLevelElement::class, |
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'notation' => Notation::class, |
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'simpleType' => TopLevelSimpleType::class, |
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]; |
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$afterSchemaTopElementFirstHit = XPath::xpQuery( |
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$xml, |
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'(' |
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. '/xs:schema/xs:group|' |
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. '/xs:schema/xs:attributeGroup|' |
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. '/xs:schema/xs:complexType' |
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. '/xs:schema/xs:simpleType|' |
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. '/xs:schema/xs:element|' |
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. '/xs:schema/xs:attribute' |
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. ')[1]', |
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$xpCache, |
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); |
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$afterSchemaTopElementSibling = XPath::xpQuery( |
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$xml, |
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'(' |
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. '/xs:schema/xs:group|' |
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. '/xs:schema/xs:attributeGroup|' |
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. '/xs:schema/xs:complexType' |
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. '/xs:schema/xs:simpleType|' |
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. '/xs:schema/xs:element|' |
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. '/xs:schema/xs:attribute' |
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. ')[1]/following-sibling::xs:*', |
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$xpCache, |
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); |
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$afterSchemaTopElements = array_merge($afterSchemaTopElementFirstHit, $afterSchemaTopElementSibling); |
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$schemaTopElements = []; |
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foreach ($afterSchemaTopElements as $node) { |
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if ($node instanceof DOMElement) { |
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if ($node->namespaceURI === C_XS::NS_XS && array_key_exists($node->localName, $afterAllowed)) { |
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$schemaTopElements[] = $afterAllowed[$node->localName]::fromXML($node); |
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} |
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} |
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} |
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$lang = $xml->hasAttributeNS(C_XML::NS_XML, 'lang') |
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? LangValue::fromString($xml->getAttributeNS(C_XML::NS_XML, 'lang')) |
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: null; |
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return new static( |
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$topLevelElements, |
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$schemaTopElements, |
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self::getOptionalAttribute($xml, 'targetNamespace', AnyURIValue::class, null), |
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self::getOptionalAttribute($xml, 'version', TokenValue::class, null), |
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self::getOptionalAttribute($xml, 'finalDefault', FullDerivationSetValue::class, null), |
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self::getOptionalAttribute($xml, 'blockDefault', BlockSetValue::class, null), |
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self::getOptionalAttribute($xml, 'attributeFormDefault', FormChoiceValue::class, null), |
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self::getOptionalAttribute($xml, 'elementFormDefault', FormChoiceValue::class, null), |
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self::getOptionalAttribute($xml, 'id', IDValue::class, null), |
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$lang, |
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self::getAttributesNSFromXML($xml), |
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); |
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} |
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/** |
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* Add this Schema to an XML element. |
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* |
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* @param \DOMElement|null $parent The element we should append this Schema to. |
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|
|
* @return \DOMElement |
367
|
|
|
*/ |
368
|
|
|
public function toXML(?DOMElement $parent = null): DOMElement |
369
|
|
|
{ |
370
|
|
|
$e = parent::toXML($parent); |
371
|
|
|
|
372
|
|
|
if ($this->getTargetNamespace() !== null) { |
373
|
|
|
$e->setAttribute('targetNamespace', strval($this->getTargetNamespace())); |
374
|
|
|
} |
375
|
|
|
|
376
|
|
|
if ($this->getVersion() !== null) { |
377
|
|
|
$e->setAttribute('version', strval($this->getVersion())); |
378
|
|
|
} |
379
|
|
|
|
380
|
|
|
if ($this->getFinalDefault() !== null) { |
381
|
|
|
$e->setAttribute('finalDefault', strval($this->getFinalDefault())); |
382
|
|
|
} |
383
|
|
|
|
384
|
|
|
if ($this->getBlockDefault() !== null) { |
385
|
|
|
$e->setAttribute('blockDefault', strval($this->getBlockDefault())); |
386
|
|
|
} |
387
|
|
|
|
388
|
|
|
if ($this->getAttributeFormDefault() !== null) { |
389
|
|
|
$e->setAttribute('attributeFormDefault', strval($this->getAttributeFormDefault())); |
390
|
|
|
} |
391
|
|
|
|
392
|
|
|
if ($this->getElementFormDefault() !== null) { |
393
|
|
|
$e->setAttribute('elementFormDefault', strval($this->getElementFormDefault())); |
394
|
|
|
} |
395
|
|
|
|
396
|
|
|
if ($this->getId() !== null) { |
397
|
|
|
$e->setAttribute('id', strval($this->getId())); |
398
|
|
|
} |
399
|
|
|
|
400
|
|
|
$this->getLang()?->toAttribute()->toXML($e); |
401
|
|
|
|
402
|
|
|
foreach ($this->getTopLevelElements() as $tle) { |
403
|
|
|
$tle->toXML($e); |
404
|
|
|
} |
405
|
|
|
|
406
|
|
|
foreach ($this->getSchemaTopElements() as $ste) { |
407
|
|
|
$ste->toXML($e); |
408
|
|
|
} |
409
|
|
|
|
410
|
|
|
return $e; |
411
|
|
|
} |
412
|
|
|
} |
413
|
|
|
|