Chris@0: <?php
Chris@0: 
Chris@0: /*
Chris@0:  * This file is part of the Mink package.
Chris@0:  * (c) Konstantin Kudryashov <ever.zet@gmail.com>
Chris@0:  *
Chris@0:  * For the full copyright and license information, please view the LICENSE
Chris@0:  * file that was distributed with this source code.
Chris@0:  */
Chris@0: 
Chris@0: namespace Behat\Mink\Selector;
Chris@0: 
Chris@0: use Symfony\Component\CssSelector\CssSelector as CSS;
Chris@0: use Symfony\Component\CssSelector\CssSelectorConverter;
Chris@0: 
Chris@0: /**
Chris@0:  * CSS selector engine. Transforms CSS to XPath.
Chris@0:  *
Chris@0:  * @author Konstantin Kudryashov <ever.zet@gmail.com>
Chris@0:  */
Chris@0: class CssSelector implements SelectorInterface
Chris@0: {
Chris@0:     /**
Chris@0:      * Translates CSS into XPath.
Chris@0:      *
Chris@0:      * @param string|array $locator current selector locator
Chris@0:      *
Chris@0:      * @return string
Chris@0:      */
Chris@0:     public function translateToXPath($locator)
Chris@0:     {
Chris@0:         if (!is_string($locator)) {
Chris@0:             throw new \InvalidArgumentException('The CssSelector expects to get a string as locator');
Chris@0:         }
Chris@0: 
Chris@0:         // Symfony 2.8+ API
Chris@0:         if (class_exists('Symfony\Component\CssSelector\CssSelectorConverter')) {
Chris@0:             $converter = new CssSelectorConverter();
Chris@0: 
Chris@0:             return $converter->toXPath($locator);
Chris@0:         }
Chris@0: 
Chris@0:         // old static API for Symfony 2.7 and older
Chris@0:         return CSS::toXPath($locator);
Chris@0:     }
Chris@0: }