<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Component\CssSelector\Node;
/**
* Represents a "<selector>(::|:)<pseudoElement>" node.
*
* This component is a port of the Python cssselect library,
* which is copyright Ian Bicking, @see https://github.com/SimonSapin/cssselect.
*
* @author Jean-François Simon <jeanfrancois.simon@sensiolabs.com>
*
* @internal
*/
class SelectorNode extends AbstractNode
{
private $tree;
private $pseudoElement;
/**
* @param string|null $pseudoElement
*/
public function __construct(NodeInterface $tree, $pseudoElement = null)
{
$this->tree = $tree;
$this->pseudoElement = $pseudoElement ? strtolower($pseudoElement) : null;
}
/**
* @return NodeInterface
*/
public function getTree()
{
return $this->tree;
}
/**
* @return string|null
*/
public function getPseudoElement()
{
return $this->pseudoElement;
}
/**
* {@inheritdoc}
*/
public function getSpecificity()
{
return $this->tree->getSpecificity()->plus(new Specificity(0, 0, $this->pseudoElement ? 1 : 0));
}
/**
* {@inheritdoc}
*/
public function __toString()
{
return sprintf('%s[%s%s]', $this->getNodeName(), $this->tree, $this->pseudoElement ? '::'.$this->pseudoElement : '');
}
}