TYPO3 v15 dev-main snapshot ()

2026-08-10 22:31:00 +02:00
commit f9941541b7
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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\Backend\Domain\Model\Language;
+
+use TYPO3\CMS\Core\Site\Entity\SiteLanguage;
+
+/**
+ * Data Transfer Object representing language availability information for a specific page.
+ * Contains both existing translations and potential new translations.
+ *
+ * This provides a single source of truth for:
+ * - Which languages are configured and available
+ * - Which languages have translations on this page
+ * - Which languages can be created (permissions)
+ * - Translation records with workspace overlay applied
+ * - UI-ready language items for display
+ *
+ * @internal
+ */
+final readonly class PageLanguageInformation
+{
+    /**
+     * @param int $pageId Page ID this information belongs to
+     * @param SiteLanguage[] $availableLanguages All available languages
+     * @param array<int, LanguageStatus> $languageStatuses Status for each language (existing/creatable/unavailable)
+     * @param array<int, array> $existingTranslations Raw page translation records, keyed by language ID
+     * @param int[] $creatableLanguageIds IDs of languages that can be created
+     * @param bool $canUserCreateTranslations Whether user has permission to create translations
+     * @param LanguageItem[] $languageItems UI-ready language items
+     */
+    public function __construct(
+        public int $pageId,
+        public array $availableLanguages,
+        public array $languageStatuses,
+        public array $existingTranslations,
+        public array $creatableLanguageIds,
+        public bool $canUserCreateTranslations,
+        public array $languageItems,
+    ) {}
+
+    /**
+     * Check if a translation exists for a specific language.
+     */
+    public function hasTranslation(int $languageId): bool
+    {
+        return array_key_exists($languageId, $this->existingTranslations);
+    }
+
+    /**
+     * Check if a translation can be created for a specific language.
+     */
+    public function canCreateTranslation(int $languageId): bool
+    {
+        return in_array($languageId, $this->creatableLanguageIds, true);
+    }
+
+    /**
+     * Get the translation record for a specific language.
+     *
+     * @return array|null Translation record or null if not found
+     */
+    public function getTranslationRecord(int $languageId): ?array
+    {
+        return $this->existingTranslations[$languageId] ?? null;
+    }
+
+    /**
+     * Get the status of a specific language.
+     */
+    public function getLanguageStatus(int $languageId): LanguageStatus
+    {
+        return $this->languageStatuses[$languageId] ?? LanguageStatus::Unavailable;
+    }
+
+    /**
+     * Get all language IDs including default (0) and all translations.
+     *
+     * @return int[]
+     */
+    public function getAllExistingLanguageIds(): array
+    {
+        return array_merge([0], array_keys($this->existingTranslations));
+    }
+}