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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 WPForms\Vendor\Symfony\Component\CssSelector\XPath;
/**
* XPath expression translator interface.
*
* 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 XPathExpr
{
private $path;
private $element;
private $condition;
public function __construct(string $path = '', string $element = '*', string $condition = '', bool $starPrefix = \false)
{
$this->path = $path;
$this->element = $element;
$this->condition = $condition;
if ($starPrefix) {
$this->addStarPrefix();
}
}
public function getElement() : string
{
return $this->element;
}
public function addCondition(string $condition) : self
{
$this->condition = $this->condition ? \sprintf('(%s) and (%s)', $this->condition, $condition) : $condition;
return $this;
}
public function getCondition() : string
{
return $this->condition;
}
public function addNameTest() : self
{
if ('*' !== $this->element) {
$this->addCondition('name() = ' . Translator::getXpathLiteral($this->element));
$this->element = '*';
}
return $this;
}
public function addStarPrefix() : self
{
$this->path .= '*/';
return $this;
}
/**
* Joins another XPathExpr with a combiner.
*
* @return $this
*/
public function join(string $combiner, self $expr) : self
{
$path = $this->__toString() . $combiner;
if ('*/' !== $expr->path) {
$path .= $expr->path;
}
$this->path = $path;
$this->element = $expr->element;
$this->condition = $expr->condition;
return $this;
}
public function __toString() : string
{
$path = $this->path . $this->element;
$condition = null === $this->condition || '' === $this->condition ? '' : '[' . $this->condition . ']';
return $path . $condition;
}
}