Add URL-based i18n support to language plugin
Extract language from URL and store in context Filter content and metadata by language Add language variables to templates Implement language-specific file filtering Add date formatting with translated months Generate language-specific URLs
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Ruben
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1 changed files with 192 additions and 61 deletions
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@ -1,85 +1,216 @@
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<?php
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// Languages plugin - translation loading and filtering
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// Language plugin - URL-based i18n support
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function loadTranslations(string $lang): array {
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$defaultTranslationFile = dirname(__DIR__, 2) . "/default/languages/$lang.ini";
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$customTranslationFile = dirname(__DIR__, 3) . "/custom/languages/$lang.ini";
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// Extract language from URL, store in context
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Hooks::add(Hook::CONTEXT_READY, function(Context $ctx, array $config) {
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$defaultLang = $config['languages']['default'] ?? 'en';
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$availableLangs = array_map('trim', explode(',', $config['languages']['available'] ?? 'en'));
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$translations = [];
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$pathParts = explode('/', $ctx->requestPath);
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$currentLang = $defaultLang;
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if (file_exists($defaultTranslationFile)) {
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$translations = parse_ini_file($defaultTranslationFile) ?: [];
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// Remove language prefix from URL if present
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if (!empty($pathParts[0]) && in_array($pathParts[0], $availableLangs) && $pathParts[0] !== $defaultLang) {
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$currentLang = array_shift($pathParts);
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$reflection = new ReflectionProperty($ctx, 'requestPath');
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$reflection->setValue($ctx, implode('/', $pathParts));
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}
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if (file_exists($customTranslationFile)) {
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$customTranslations = parse_ini_file($customTranslationFile) ?: [];
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$translations = array_merge($translations, $customTranslations);
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$ctx->set('currentLang', $currentLang);
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$ctx->set('defaultLang', $defaultLang);
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$ctx->set('availableLangs', $availableLangs);
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$ctx->set('langPrefix', $currentLang !== $defaultLang ? "/$currentLang" : '');
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$ctx->set('translations', loadTranslations($currentLang));
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return $ctx;
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});
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// Filter content and metadata by language
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Hooks::add(Hook::PROCESS_CONTENT, function(mixed $data, string $dirOrType, string $extraContext = '') {
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global $GLOBALS;
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$ctx = $GLOBALS['ctx'] ?? null;
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if (!$ctx) return $data;
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$currentLang = $ctx->get('currentLang', 'en');
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// Merge language-specific metadata sections
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if ($extraContext === 'metadata' && isset($data['_raw'][$currentLang]) && is_array($data['_raw'][$currentLang])) {
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return array_merge($data, $data['_raw'][$currentLang]);
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}
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// Format dates with translated month names
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if ($dirOrType === 'date_format') {
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return formatDate($data, $currentLang);
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}
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// Filter content files by language variant
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if (is_array($data) && !empty($data) && isset($data[0]['path'])) {
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return filterFilesByLanguage($data, $dirOrType, $ctx);
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}
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return $data;
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});
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// Add language variables to templates
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Hooks::add(Hook::TEMPLATE_VARS, function(array $vars, Context $ctx) {
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$currentLang = $ctx->get('currentLang', 'en');
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$defaultLang = $ctx->get('defaultLang', 'en');
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$availableLangs = $ctx->get('availableLangs', ['en']);
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$vars['currentLang'] = $currentLang;
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$vars['defaultLang'] = $defaultLang;
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$vars['langPrefix'] = $ctx->get('langPrefix', '');
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$vars['translations'] = $ctx->get('translations', []);
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$vars['availableLangs'] = $availableLangs;
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$vars['languageUrls'] = buildLanguageUrls($ctx, $currentLang, $defaultLang, $availableLangs);
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return $vars;
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});
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// --- Helper functions ---
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function loadTranslations(string $lang): array {
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$defaultFile = dirname(__DIR__, 2) . "/default/languages/$lang.ini";
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$customFile = dirname(__DIR__, 3) . "/custom/languages/$lang.ini";
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$translations = file_exists($defaultFile) ? parse_ini_file($defaultFile) ?: [] : [];
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if (file_exists($customFile)) {
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$translations = array_merge($translations, parse_ini_file($customFile) ?: []);
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}
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return $translations;
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}
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function shouldHideUntranslated(): bool {
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$configFile = file_exists(__DIR__ . '/../../../custom/config.ini')
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? __DIR__ . '/../../../custom/config.ini'
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: __DIR__ . '/../../config.ini';
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if (!file_exists($configFile)) return true;
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$config = parse_ini_file($configFile, true);
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return !isset($config['languages']['show_untranslated'])
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|| $config['languages']['show_untranslated'] !== 'true';
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}
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function hasLanguageMetadata(string $dirPath, string $lang): bool {
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$metadataFile = "$dirPath/metadata.ini";
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if (!file_exists($metadataFile)) return false;
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$metadata = parse_ini_file($metadataFile, true);
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if (!$metadata) return false;
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if (!isset($metadata[$lang]) || !is_array($metadata[$lang])) return false;
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// Check if language section has meaningful content (title or summary)
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return isset($metadata[$lang]['title']) || isset($metadata[$lang]['summary']);
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}
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function hasLanguageContent(string $dirPath, string $lang, array $contentExtensions): bool {
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if (!is_dir($dirPath)) return false;
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$files = scandir($dirPath) ?: [];
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foreach ($files as $file) {
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$ext = pathinfo($file, PATHINFO_EXTENSION);
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if (!in_array($ext, $contentExtensions)) continue;
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$parts = explode('.', $file);
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if (count($parts) >= 3) {
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$fileLang = $parts[count($parts) - 2];
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if ($fileLang === $lang && is_file("$dirPath/$file")) {
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return true;
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}
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}
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}
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return false;
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}
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function formatDate(string $dateString, string $lang): string {
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if (!preg_match('/^(\d{4})-(\d{2})-(\d{2})/', $dateString, $matches)) {
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if (!preg_match('/^(\d{4})-(\d{2})-(\d{2})/', $dateString, $m)) {
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return $dateString;
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}
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$translations = loadTranslations($lang);
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$day = (int)$matches[3];
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$monthIndex = (int)$matches[2] - 1;
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$year = $matches[1];
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$day = (int)$m[3];
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$monthIndex = (int)$m[2] - 1;
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$year = $m[1];
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$month = $m[2];
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if (isset($translations['months'])) {
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$months = array_map('trim', explode(',', $translations['months']));
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$month = $months[$monthIndex] ?? $matches[2];
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} else {
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$month = $matches[2];
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$month = $months[$monthIndex] ?? $m[2];
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}
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return "$day. $month $year";
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}
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function filterFilesByLanguage(array $files, string $dir, Context $ctx): array {
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$currentLang = $ctx->get('currentLang', 'en');
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$defaultLang = $ctx->get('defaultLang', 'en');
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$availableLangs = $ctx->get('availableLangs', ['en']);
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$filtered = [];
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$seen = [];
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foreach ($files as $file) {
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$parts = explode('.', $file['name']);
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// Language-specific file (name.lang.ext)
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if (count($parts) >= 3 && in_array($parts[count($parts) - 2], $availableLangs)) {
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$fileLang = $parts[count($parts) - 2];
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if ($fileLang === $currentLang) {
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$filtered[] = $file;
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$seen[$parts[0]] = true;
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}
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continue;
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}
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// Default file - include if no language version exists
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$baseName = $parts[0];
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if (!isset($seen[$baseName])) {
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$hasLangVersion = $currentLang !== $defaultLang &&
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array_reduce(CONTENT_EXTENSIONS,
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fn($found, $ext) => $found || file_exists("$dir/$baseName.$currentLang.$ext"),
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false);
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if (!$hasLangVersion) {
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$filtered[] = $file;
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$seen[$baseName] = true;
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}
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}
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}
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return $filtered;
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}
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function buildLanguageUrls(Context $ctx, string $currentLang, string $defaultLang, array $availableLangs): array {
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// Frontpage URLs
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if (empty($ctx->requestPath)) {
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return array_reduce($availableLangs,
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fn($urls, $lang) => $urls + [$lang => $lang === $defaultLang ? '/' : "/$lang/"],
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[]);
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}
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// Resolve current path to actual folder names
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$folders = resolvePath($ctx->requestPath, $ctx->contentDir);
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if (!$folders) {
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// Fallback: simple language prefix
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return buildSimpleUrls($ctx, $defaultLang, $availableLangs);
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}
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// Build URLs with language-specific slugs
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$urls = [];
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foreach ($availableLangs as $lang) {
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$segments = [];
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$dir = $ctx->contentDir;
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foreach ($folders as $folderName) {
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$metadataFile = "$dir/$folderName/metadata.ini";
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$slug = $folderName;
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if (file_exists($metadataFile)) {
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$metadata = parse_ini_file($metadataFile, true) ?: [];
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// Check for language-specific slug
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if (isset($metadata[$lang]['slug'])) {
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$slug = $metadata[$lang]['slug'];
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} elseif (isset($metadata['slug'])) {
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$slug = $metadata['slug'];
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}
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}
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$segments[] = $slug;
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$dir .= '/' . $folderName;
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}
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$path = '/' . implode('/', $segments);
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if ($ctx->hasTrailingSlash) $path .= '/';
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$urls[$lang] = $lang === $defaultLang ? $path : "/$lang" . $path;
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}
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return $urls;
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}
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function resolvePath(string $path, string $contentDir): ?array {
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$parts = explode('/', trim($path, '/'));
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$folders = [];
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$dir = $contentDir;
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foreach ($parts as $slug) {
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$folderName = resolveSlugToFolder($dir, $slug);
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if (!$folderName) return null;
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$folders[] = $folderName;
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$dir .= '/' . $folderName;
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}
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return $folders;
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}
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function buildSimpleUrls(Context $ctx, string $defaultLang, array $availableLangs): array {
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$path = '/' . $ctx->requestPath;
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if ($ctx->hasTrailingSlash) $path .= '/';
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return array_reduce($availableLangs,
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fn($urls, $lang) => $urls + [$lang => $lang === $defaultLang ? $path : "/$lang" . $path],
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[]);
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}
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