<?php
/**
* @package s9e\TextFormatter
* @copyright Copyright (c) 2010-2021 The s9e authors
* @license http://www.opensource.org/licenses/mit-license.php The MIT License
*/
namespace s9e\TextFormatter\Configurator\TemplateChecks;
use DOMElement;
use DOMXPath;
use s9e\TextFormatter\Configurator\Exceptions\UnsafeTemplateException;
use s9e\TextFormatter\Configurator\Items\Tag;
use s9e\TextFormatter\Configurator\TemplateCheck;
class DisallowNodeByXPath extends TemplateCheck
{
/**
* @var string XPath query used for locating nodes
*/
public $query;
/**
* Constructor
*
* @param string $query XPath query used for locating nodes
*/
public function __construct($query)
{
$this->query = $query;
}
/**
* Test for the presence of an element of given name
*
* @param DOMElement $template <xsl:template/> node
* @param Tag $tag Tag this template belongs to
* @return void
*/
public function check(DOMElement $template, Tag $tag)
{
$xpath = new DOMXPath($template->ownerDocument);
foreach ($xpath->query($this->query) as $node)
{
throw new UnsafeTemplateException("Node '" . $node->nodeName . "' is disallowed because it matches '" . $this->query . "'", $node);
}
}
}