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\Context;
+
+use TYPO3\CMS\Core\Site\Entity\SiteLanguage;
+
+/**
+ * A simple factory to create a language aspect.
+ */
+final readonly class LanguageAspectFactory
+{
+    /**
+     * Site Languages always run with overlays + floating records.
+     */
+    public static function createFromSiteLanguage(SiteLanguage $language): LanguageAspect
+    {
+        $languageId = $language->getLanguageId();
+        $fallbackType = $language->getFallbackType();
+        $fallbackOrder = $language->getFallbackLanguageIds();
+        $fallbackOrder[] = 'pageNotFound';
+        switch ($fallbackType) {
+            // Fall back to other language, if the page does not exist in the requested language
+            // But always fetch only records of this specific (available) language
+            case 'free':
+                $overlayType = LanguageAspect::OVERLAYS_OFF;
+                break;
+
+                // Fall back to other language, if the page does not exist in the requested language
+                // Do overlays, and keep the ones that are not translated
+            case 'fallback':
+                $overlayType = LanguageAspect::OVERLAYS_MIXED;
+                break;
+
+                // Same as "fallback" but remove the records that are not translated
+            case 'strict':
+                $overlayType = LanguageAspect::OVERLAYS_ON_WITH_FLOATING;
+                break;
+
+                // Ignore, fallback to default language
+            default:
+                $fallbackOrder = [0];
+                $overlayType = LanguageAspect::OVERLAYS_OFF;
+        }
+        return new LanguageAspect($languageId, $languageId, $overlayType, $fallbackOrder);
+    }
+}