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   1  <?php
   2  
   3  /**
   4  * @package   s9e\TextFormatter
   5  * @copyright Copyright (c) 2010-2022 The s9e authors
   6  * @license   http://www.opensource.org/licenses/mit-license.php The MIT License
   7  */
   8  namespace s9e\TextFormatter\Configurator\TemplateChecks;
   9  
  10  use DOMElement;
  11  use s9e\TextFormatter\Configurator\Helpers\NodeLocator;
  12  use s9e\TextFormatter\Configurator\Helpers\XPathHelper;
  13  use s9e\TextFormatter\Configurator\Items\Attribute;
  14  
  15  class DisallowUnsafeDynamicJS extends AbstractDynamicContentCheck
  16  {
  17      /**
  18      * {@inheritdoc}
  19      */
  20  	protected function getNodes(DOMElement $template)
  21      {
  22          return NodeLocator::getJSNodes($template->ownerDocument);
  23      }
  24  
  25      /**
  26      * {@inheritdoc}
  27      */
  28  	protected function isExpressionSafe($expr)
  29      {
  30          return XPathHelper::isExpressionNumeric($expr);
  31      }
  32  
  33      /**
  34      * {@inheritdoc}
  35      */
  36  	protected function isSafe(Attribute $attribute)
  37      {
  38          return $attribute->isSafeInJS();
  39      }
  40  }