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<?php |
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namespace TYPO3Fluid\Fluid\Core\Parser\SyntaxTree; |
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/* |
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* This file belongs to the package "TYPO3 Fluid". |
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* See LICENSE.txt that was shipped with this package. |
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*/ |
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use TYPO3Fluid\Fluid\Core\Parser\ParsingState; |
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use TYPO3Fluid\Fluid\Core\Rendering\RenderingContextInterface; |
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use TYPO3Fluid\Fluid\Core\ViewHelper\ArgumentDefinition; |
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use TYPO3Fluid\Fluid\Core\ViewHelper\ViewHelperInterface; |
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/** |
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* Node which will call a ViewHelper associated with this node. |
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*/ |
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class ViewHelperNode extends AbstractNode |
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{ |
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/** |
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* @var string |
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*/ |
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protected $viewHelperClassName; |
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/** |
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* @var NodeInterface[] |
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*/ |
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protected $arguments = []; |
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/** |
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* @var ViewHelperInterface |
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*/ |
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protected $uninitializedViewHelper = null; |
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/** |
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* @var ArgumentDefinition[] |
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*/ |
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protected $argumentDefinitions = []; |
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/** |
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* @var string |
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*/ |
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protected $pointerTemplateCode = null; |
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/** |
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* Constructor. |
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* |
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* @param RenderingContextInterface $renderingContext a RenderingContext, provided by invoker |
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* @param string $namespace the namespace identifier of the ViewHelper. |
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* @param string $identifier the name of the ViewHelper to render, inside the namespace provided. |
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* @param NodeInterface[] $arguments Arguments of view helper - each value is a RootNode. |
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* @param ParsingState $state |
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*/ |
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public function __construct(RenderingContextInterface $renderingContext, $namespace, $identifier, array $arguments, ParsingState $state) |
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{ |
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$resolver = $renderingContext->getViewHelperResolver(); |
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$this->arguments = $arguments; |
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$this->viewHelperClassName = $resolver->resolveViewHelperClassName($namespace, $identifier); |
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$this->uninitializedViewHelper = $resolver->createViewHelperInstanceFromClassName($this->viewHelperClassName); |
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$this->uninitializedViewHelper->setViewHelperNode($this); |
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// Note: RenderingContext required here though replaced later. See https://github.com/TYPO3Fluid/Fluid/pull/93 |
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$this->uninitializedViewHelper->setRenderingContext($renderingContext); |
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$this->argumentDefinitions = $resolver->getArgumentDefinitionsForViewHelper($this->uninitializedViewHelper); |
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} |
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/** |
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* @return ArgumentDefinition[] |
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*/ |
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public function getArgumentDefinitions() |
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{ |
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return $this->argumentDefinitions; |
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} |
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/** |
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* Returns the attached (but still uninitialized) ViewHelper for this ViewHelperNode. |
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* We need this method because sometimes Interceptors need to ask some information from the ViewHelper. |
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* |
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* @return ViewHelperInterface |
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*/ |
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public function getUninitializedViewHelper() |
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{ |
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return $this->uninitializedViewHelper; |
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} |
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/** |
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* Get class name of view helper |
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* |
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* @return string Class Name of associated view helper |
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*/ |
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public function getViewHelperClassName() |
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{ |
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return $this->viewHelperClassName; |
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} |
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/** |
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* INTERNAL - only needed for compiling templates |
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* |
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* @return NodeInterface[] |
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*/ |
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public function getArguments() |
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{ |
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return $this->arguments; |
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} |
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/** |
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* INTERNAL - only needed for compiling templates |
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* |
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* @param string $argumentName |
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* @return ArgumentDefinition |
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*/ |
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public function getArgumentDefinition($argumentName) |
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{ |
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return $this->argumentDefinitions[$argumentName]; |
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} |
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/** |
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* @param NodeInterface $childNode |
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* @return void |
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*/ |
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public function addChildNode(NodeInterface $childNode) |
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{ |
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parent::addChildNode($childNode); |
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$this->uninitializedViewHelper->setChildNodes($this->childNodes); |
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} |
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/** |
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* @param string $pointerTemplateCode |
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* @return void |
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*/ |
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public function setPointerTemplateCode($pointerTemplateCode) |
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{ |
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$this->pointerTemplateCode = $pointerTemplateCode; |
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} |
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/** |
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* Call the view helper associated with this object. |
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* |
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* First, it evaluates the arguments of the view helper. |
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* |
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* If the view helper implements \TYPO3Fluid\Fluid\Core\ViewHelper\ChildNodeAccessInterface, |
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* it calls setChildNodes(array childNodes) on the view helper. |
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* |
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* Afterwards, checks that the view helper did not leave a variable lying around. |
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* |
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* @param RenderingContextInterface $renderingContext |
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* @return string evaluated node after the view helper has been called. |
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*/ |
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public function evaluate(RenderingContextInterface $renderingContext) |
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{ |
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return $renderingContext->getViewHelperInvoker()->invoke($this->uninitializedViewHelper, $this->arguments, $renderingContext); |
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} |
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} |
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TYPO3 /
Fluid
This check looks from parameters that have been defined for a function or method, but which are not used in the method body.