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<?php |
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declare(strict_types=1); |
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namespace AlgoWeb\ODataMetadata\Writer; |
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use AlgoWeb\ODataMetadata\MetadataV3\DomBase; |
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use AlgoWeb\ODataMetadata\MetadataV3\Edm\EdmBase; |
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use AlgoWeb\ODataMetadata\OdataVersions; |
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use DOMDocument; |
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use DOMElement; |
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class WriterContext |
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{ |
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private $namespaceContainer; |
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private $odataVersion; |
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/** |
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* @var DOMDocument |
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*/ |
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private $baseDocument; |
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/** |
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* @var array<string,string> |
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*/ |
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private $namespaceRegister = []; |
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public function __construct(OdataVersions $version, DOMDocument $document = null) |
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{ |
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$this->odataVersion = $version; |
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$this->baseDocument = $document ?? new DOMDocument(); |
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$this->namespaceContainer = new Namespaces($version); |
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$this->registerNamespace('edmx', $this->getEdmxNamespace()); |
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$this->registerNamespaces(); |
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} |
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public function getBaseDocument(): DOMDocument |
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{ |
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return $this->baseDocument; |
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} |
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public function getEdmNamespace() |
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{ |
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return $this->namespaceContainer->getEdmNamespace(); |
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} |
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public function getEdmxNamespace() |
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{ |
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return $this->namespaceContainer->getEdmxNamespace(); |
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} |
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public function getMetadataNamespace() |
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{ |
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return $this->namespaceContainer->getMetadataNamespace(); |
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} |
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public function getDataServiceNamespace() |
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{ |
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return $this->namespaceContainer->getDataServiceNamespace(); |
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} |
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public function getAnnotationsNamespace() |
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{ |
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return $this->namespaceContainer->getAnnotationsNamespace(); |
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} |
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public function getOdataVersion(): string |
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{ |
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return strval($this->odataVersion); |
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} |
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public function registerNamespace($prefix, $namespace) |
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{ |
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$this->namespaceRegister[$prefix] = $namespace; |
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} |
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public function getNamespaceForPrefix($prefix) |
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{ |
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return $this->namespaceRegister[$prefix]; |
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} |
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protected function createElement($namespace, $name): DOMElement |
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{ |
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return $this->baseDocument->createElementNS($namespace, $name); |
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} |
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public function createEdmElement(string $name): DOMElement |
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{ |
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return $this->createElement($this->getEdmNamespace(), $name); |
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} |
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public function createEdmxElement(string $name): DOMElement |
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{ |
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return $this->createElement($this->getEdmxNamespace(), $name); |
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} |
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public function shouldWriteV2(): bool |
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{ |
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return |
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$this->odataVersion == OdataVersions::TWO() || |
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$this->odataVersion == OdataVersions::THREE(); |
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} |
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public function shouldWriteV3(): bool |
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{ |
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return $this->odataVersion == OdataVersions::THREE(); |
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} |
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public function getXml() |
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{ |
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return $this->baseDocument->saveXML(); |
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} |
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/** |
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* @param DomBase $rootNode |
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* @param bool $isTopLevel |
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* @return DOMElement |
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*/ |
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public function write(DomBase $rootNode, bool $isTopLevel = true): DOMElement |
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{ |
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$prefix = null; |
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$qualifiedName = $rootNode->getDomName(); |
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if (strpos($qualifiedName, ':') !== false) { |
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$prefix = substr($qualifiedName, 0, strpos($qualifiedName, ':')); |
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} |
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$domElement = $this->baseDocument->createElementNS($this->getNamespaceForPrefix($prefix), $qualifiedName); |
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if ($isTopLevel) { |
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$this->setUpNamespaces($domElement); |
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} |
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$domElement->textContent = $rootNode->getTextContent(); |
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//TODO: gotta find a better way to special case this in DataService. |
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foreach ($rootNode->/** @scrutinizer ignore-call */ getAttributes($this) as $attribute) { |
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if ($this->shouldWrite($attribute)) { |
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$attribute->apply($domElement, $this); |
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} |
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} |
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foreach (array_filter($rootNode->getChildElements()) as $childNode) { |
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$childElement = $this->write($childNode, false); |
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$domElement->appendChild($childElement); |
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} |
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return $domElement; |
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} |
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protected function shouldWrite(IAttribute $attribute) |
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{ |
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return |
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( |
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OdataVersions::TWO() == $attribute->getAttributeForVersion() && $this->shouldWriteV2() || |
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OdataVersions::THREE() == $attribute->getAttributeForVersion() && $this->shouldWriteV3() || |
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OdataVersions::ONE() == $attribute->getAttributeForVersion() |
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) && |
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!in_array($this->getOdataVersion(), $attribute->getAttributeProhibitedVersion()); |
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} |
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private function registerNamespaces() |
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{ |
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$this->registerNamespace(null, $this->getEdmNamespace()); |
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$this->registerNamespace('annotations', $this->getAnnotationsNamespace()); |
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$this->registerNamespace('metadata', $this->getMetadataNamespace()); |
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$this->registerNamespace('edmx', $this->getEdmxNamespace()); |
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} |
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private function setUpNamespaces(DOMElement $rootElement) |
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{ |
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foreach ($this->namespaceRegister as $prefix => $namespace) { |
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$qualifiedName = $prefix === '' ? 'xmlns' : 'xmlns:' . $prefix; |
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$rootElement->setAttributeNS( |
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'http://www.w3.org/2000/xmlns/', |
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$qualifiedName, |
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$namespace |
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); |
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} |
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} |
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} |
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c-harris /
ODataMetadata
