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See Release Notes

  • Bug fixes for general core bugs in 3.10.x will end 8 November 2021 (12 months).
  • Bug fixes for security issues in 3.10.x will end 9 May 2022 (18 months).
  • PHP version: minimum PHP 7.2.0 Note: minimum PHP version has increased since Moodle 3.8. PHP 7.3.x and 7.4.x are supported too.
<?php

/**
 * Post-transform that performs validation to the name attribute; if
 * it is present with an equivalent id attribute, it is passed through;
 * otherwise validation is performed.
 */
class HTMLPurifier_AttrTransform_NameSync extends HTMLPurifier_AttrTransform
{

> /** public function __construct() > * @type HTMLPurifier_AttrDef_HTML_ID { > */ $this->idDef = new HTMLPurifier_AttrDef_HTML_ID(); > public $idDef; } >
/** * @param array $attr * @param HTMLPurifier_Config $config * @param HTMLPurifier_Context $context * @return array */ public function transform($attr, $config, $context) { if (!isset($attr['name'])) { return $attr; } $name = $attr['name']; if (isset($attr['id']) && $attr['id'] === $name) { return $attr; } $result = $this->idDef->validate($name, $config, $context); if ($result === false) { unset($attr['name']); } else { $attr['name'] = $result; } return $attr; } } // vim: et sw=4 sts=4