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- <?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\Parser\Shortcut;
- use Symfony\Component\CssSelector\Node\ElementNode;
- use Symfony\Component\CssSelector\Node\SelectorNode;
- use Symfony\Component\CssSelector\Parser\ParserInterface;
- /**
- * CSS selector element parser shortcut.
- *
- * 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 ElementParser implements ParserInterface
- {
- /**
- * {@inheritdoc}
- */
- public function parse($source)
- {
- // Matches an optional namespace, required element or `*`
- // $source = 'testns|testel';
- // $matches = array (size=3)
- // 0 => string 'testns|testel' (length=13)
- // 1 => string 'testns' (length=6)
- // 2 => string 'testel' (length=6)
- if (preg_match('/^(?:([a-z]++)\|)?([\w-]++|\*)$/i', trim($source), $matches)) {
- return array(new SelectorNode(new ElementNode($matches[1] ?: null, $matches[2])));
- }
- return array();
- }
- }
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