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1 <?php 2 3 /* 4 * This file is part of the Symfony package. 5 * 6 * (c) Fabien Potencier <fabien@symfony.com> 7 * 8 * For the full copyright and license information, please view the LICENSE 9 * file that was distributed with this source code. 10 */ 11 12 namespace Symfony\Component\CssSelector\Node; 13 14 /** 15 * Represents a "<selector>(::|:)<pseudoElement>" node. 16 * 17 * This component is a port of the Python cssselect library, 18 * which is copyright Ian Bicking, @see https://github.com/SimonSapin/cssselect. 19 * 20 * @author Jean-François Simon <jeanfrancois.simon@sensiolabs.com> 21 * 22 * @internal 23 */ 24 class SelectorNode extends AbstractNode 25 { 26 private $tree; 27 private $pseudoElement; 28 29 public function __construct(NodeInterface $tree, string $pseudoElement = null) 30 { 31 $this->tree = $tree; 32 $this->pseudoElement = $pseudoElement ? strtolower($pseudoElement) : null; 33 } 34 35 public function getTree(): NodeInterface 36 { 37 return $this->tree; 38 } 39 40 public function getPseudoElement(): ?string 41 { 42 return $this->pseudoElement; 43 } 44 45 /** 46 * {@inheritdoc} 47 */ 48 public function getSpecificity(): Specificity 49 { 50 return $this->tree->getSpecificity()->plus(new Specificity(0, 0, $this->pseudoElement ? 1 : 0)); 51 } 52 53 public function __toString(): string 54 { 55 return sprintf('%s[%s%s]', $this->getNodeName(), $this->tree, $this->pseudoElement ? '::'.$this->pseudoElement : ''); 56 } 57 }
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