TYPO3 v15 dev-main snapshot ()

2026-08-10 22:31:09 +02:00
commit af8cc155b5
6818 changed files with 642608 additions and 0 deletions
@@ -0,0 +1,71 @@
+<?php
+
+declare(strict_types=1);
+
+/*
+ * This file is part of the TYPO3 CMS project.
+ *
+ * It is free software; you can redistribute it and/or modify it under
+ * the terms of the GNU General Public License, either version 2
+ * of the License, or any later version.
+ *
+ * For the full copyright and license information, please read the
+ * LICENSE.txt file that was distributed with this source code.
+ *
+ * The TYPO3 project - inspiring people to share!
+ */
+
+namespace TYPO3\CMS\Core\Html\Visitor;
+
+use TYPO3\HtmlSanitizer\Context;
+use TYPO3\HtmlSanitizer\Visitor\VisitorInterface;
+
+/**
+ * Visitor to remove tags but keep its content
+ *
+ * @internal
+ */
+final class UnwrapTagVisitor implements VisitorInterface
+{
+    private const array UNWRAP_TAGS = [
+        'a',
+        'h1',
+        'h2',
+        'h3',
+        'h4',
+        'h5',
+        'h6',
+    ];
+
+    public function beforeTraverse(Context $context) {}
+
+    public function enterNode(\DOMNode $domNode): ?\DOMNode
+    {
+        if (
+            !$domNode instanceof \DOMElement
+            || !in_array(strtolower($domNode->tagName), self::UNWRAP_TAGS, true)
+        ) {
+            return $domNode;
+        }
+
+        $parent = $domNode->parentNode;
+        if ($parent === null) {
+            return null;
+        }
+
+        // Move all children before the current node
+        while ($domNode->firstChild !== null) {
+            $parent->insertBefore($domNode->firstChild, $domNode);
+        }
+
+        // Remove the wrapping element
+        return null;
+    }
+
+    public function leaveNode(\DOMNode $domNode): \DOMNode
+    {
+        return $domNode;
+    }
+
+    public function afterTraverse(Context $context) {}
+}