| Server IP : 104.21.30.238 / Your IP : 216.73.216.87 Web Server : LiteSpeed System : Linux premium151.web-hosting.com 4.18.0-553.44.1.lve.el8.x86_64 #1 SMP Thu Mar 13 14:29:12 UTC 2025 x86_64 User : tempvsty ( 647) PHP Version : 8.0.30 Disable Function : NONE MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : ON | Sudo : OFF | Pkexec : OFF Directory : /././proc/self/root/opt/alt/php53/usr/share/pear/Symfony/Component/CssSelector/ |
Upload File : |
<?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;
use Symfony\Component\CssSelector\Parser\Shortcut\ClassParser;
use Symfony\Component\CssSelector\Parser\Shortcut\ElementParser;
use Symfony\Component\CssSelector\Parser\Shortcut\EmptyStringParser;
use Symfony\Component\CssSelector\Parser\Shortcut\HashParser;
use Symfony\Component\CssSelector\XPath\Extension\HtmlExtension;
use Symfony\Component\CssSelector\XPath\Translator;
/**
* CssSelector is the main entry point of the component and can convert CSS
* selectors to XPath expressions.
*
* $xpath = CssSelector::toXpath('h1.foo');
*
* This component is a port of the Python cssselector library,
* which is copyright Ian Bicking, @see https://github.com/SimonSapin/cssselect.
*
* @author Fabien Potencier <fabien@symfony.com>
*
* @api
*/
class CssSelector
{
private static $html = true;
/**
* Translates a CSS expression to its XPath equivalent.
* Optionally, a prefix can be added to the resulting XPath
* expression with the $prefix parameter.
*
* @param mixed $cssExpr The CSS expression.
* @param string $prefix An optional prefix for the XPath expression.
*
* @return string
*
* @api
*/
public static function toXPath($cssExpr, $prefix = 'descendant-or-self::')
{
$translator = new Translator();
if (self::$html) {
$translator->registerExtension(new HtmlExtension($translator));
}
$translator
->registerParserShortcut(new EmptyStringParser())
->registerParserShortcut(new ElementParser())
->registerParserShortcut(new ClassParser())
->registerParserShortcut(new HashParser())
;
return $translator->cssToXPath($cssExpr, $prefix);
}
/**
* Enables the HTML extension.
*/
public static function enableHtmlExtension()
{
self::$html = true;
}
/**
* Disables the HTML extension.
*/
public static function disableHtmlExtension()
{
self::$html = false;
}
}