TYPO3 v15 dev-main snapshot ()

2026-08-10 22:31:09 +02:00
commit af8cc155b5
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+<?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\Security\ContentSecurityPolicy;
+
+use TYPO3\CMS\Core\Crypto\HashService;
+use TYPO3\CMS\Core\Utility\GeneralUtility;
+
+/**
+ * Representation of a mutation suggested by a handler.
+ * The identifier is used to keep track of the original handling class/aspect.
+ * Higher priorities take precedence when being visualized in the backend module.
+ */
+final readonly class MutationSuggestion implements \JsonSerializable
+{
+    /**
+     * @param string $identifier a unique identifier (e.g. `Vendor\Extension\MyHandler@knownJavaScript`)
+     * @param ?int $priority an integer in the range of [0; 10]
+     * @param ?string $label to be shown in backend module
+     */
+    public function __construct(
+        public MutationCollection $collection,
+        public string $identifier,
+        public ?int $priority = null,
+        public ?string $label = null,
+    ) {
+        if ($this->priority !== null && ($this->priority < 0 || $this->priority > 10)) {
+            throw new \LogicException('Priority must be in range [0; 10]', 1679601774);
+        }
+        if ($this->identifier === '') {
+            throw new \LogicException('Identifer cannot be empty', 1679601795);
+        }
+    }
+
+    public function hash(): string
+    {
+        return sha1(json_encode($this->getHashProperties()));
+    }
+
+    public function hmac(): string
+    {
+        $hashService = GeneralUtility::makeInstance(HashService::class);
+        return $hashService->hmac(json_encode($this->getHashProperties()), self::class);
+    }
+
+    public function jsonSerialize(): array
+    {
+        $properties = [
+            'collection' => $this->collection,
+            'identifier' => $this->identifier,
+            'priority' => $this->priority,
+            'label' => $this->label,
+        ];
+        $hashService = GeneralUtility::makeInstance(HashService::class);
+        $hashContent = json_encode($this->getHashProperties());
+        $properties['hash'] = sha1($hashContent);
+        $properties['hmac'] = $hashService->hmac($hashContent, self::class);
+        return $properties;
+    }
+
+    private function getHashProperties(): array
+    {
+        return [
+            'collection' => $this->collection,
+            'identifier' => $this->identifier,
+        ];
+    }
+}