Viewing file: XPathExpr.php (2.8 KB) -rw-r--r-- Select action/file-type: (+) | (+) | (+) | Code (+) | Session (+) | (+) | SDB (+) | (+) | (+) | (+) | (+) | (+) |
<?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\XPath;
/** * XPath expression translator interface. * * This component is a port of the Python cssselector library, * which is copyright Ian Bicking, @see https://github.com/SimonSapin/cssselect. * * @author Jean-François Simon <jeanfrancois.simon@sensiolabs.com> */ class XPathExpr { /** * @var string */ private $path;
/** * @var string */ private $element;
/** * @var string */ private $condition;
/** * @param string $path * @param string $element * @param string $condition * @param boolean $starPrefix */ public function __construct($path = '', $element = '*', $condition = '', $starPrefix = false) { $this->path = $path; $this->element = $element; $this->condition = $condition;
if ($starPrefix) { $this->addStarPrefix(); } }
/** * @return string */ public function getElement() { return $this->element; }
/** * @param $condition * * @return XPathExpr */ public function addCondition($condition) { $this->condition = $this->condition ? sprintf('%s and (%s)', $this->condition, $condition) : $condition;
return $this; }
/** * @return string */ public function getCondition() { return $this->condition; }
/** * @return XPathExpr */ public function addNameTest() { if ('*' !== $this->element) { $this->addCondition('name() = '.Translator::getXpathLiteral($this->element)); $this->element = '*'; }
return $this; }
/** * @return XPathExpr */ public function addStarPrefix() { $this->path .= '*/';
return $this; }
/** * Joins another XPathExpr with a combiner. * * @param string $combiner * @param XPathExpr $expr * * @return XPathExpr */ public function join($combiner, XPathExpr $expr) { $path = $this->__toString().$combiner;
if ('*/' !== $expr->path) { $path .= $expr->path; }
$this->path = $path; $this->element = $expr->element; $this->condition = $expr->condition;
return $this; }
/** * @return string */ public function __toString() { $path = $this->path.$this->element; $condition = null === $this->condition || '' === $this->condition ? '' : '['.$this->condition.']';
return $path.$condition; } }
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