Language cleanup

app/Access/Notifications/UserInviteNotification.php

@@ -16,12 +16,12 @@ public function __construct(
     public function toMail(User $notifiable): MailMessage
     {
         $appName = ['appName' => setting('app-name')];
-        $language = $notifiable->getLanguage();
+        $locale = $notifiable->getLocale();
 
-        return $this->newMailMessage($language)
-                ->subject(trans('auth.user_invite_email_subject', $appName, $language))
-                ->greeting(trans('auth.user_invite_email_greeting', $appName, $language))
-                ->line(trans('auth.user_invite_email_text', [], $language))
-                ->action(trans('auth.user_invite_email_action', [], $language), url('/register/invite/' . $this->token));
+        return $this->newMailMessage($locale)
+                ->subject($locale->trans('auth.user_invite_email_subject', $appName))
+                ->greeting($locale->trans('auth.user_invite_email_greeting', $appName))
+                ->line($locale->trans('auth.user_invite_email_text'))
+                ->action($locale->trans('auth.user_invite_email_action'), url('/register/invite/' . $this->token));
     }
 }

app/Activity/Notifications/Messages/BaseActivityNotification.php

@@ -5,6 +5,7 @@
 use BookStack\Activity\Models\Loggable;
 use BookStack\Activity\Notifications\MessageParts\LinkedMailMessageLine;
 use BookStack\App\MailNotification;
+use BookStack\Translation\LocaleDefinition;
 use BookStack\Users\Models\User;
 use Illuminate\Bus\Queueable;
 
@@ -35,12 +36,12 @@ public function toArray($notifiable)
     /**
      * Build the common reason footer line used in mail messages.
      */
-    protected function buildReasonFooterLine(string $language): LinkedMailMessageLine
+    protected function buildReasonFooterLine(LocaleDefinition $locale): LinkedMailMessageLine
     {
         return new LinkedMailMessageLine(
             url('/preferences/notifications'),
-            trans('notifications.footer_reason', [], $language),
-            trans('notifications.footer_reason_link', [], $language),
+            $locale->trans('notifications.footer_reason'),
+            $locale->trans('notifications.footer_reason_link'),
         );
     }
 }

app/Activity/Notifications/Messages/CommentCreationNotification.php

@@ -17,17 +17,17 @@ public function toMail(User $notifiable): MailMessage
         /** @var Page $page */
         $page = $comment->entity;
 
-        $language = $notifiable->getLanguage();
+        $locale = $notifiable->getLocale();
 
-        return $this->newMailMessage($language)
-            ->subject(trans('notifications.new_comment_subject', ['pageName' => $page->getShortName()], $language))
-            ->line(trans('notifications.new_comment_intro', ['appName' => setting('app-name')], $language))
+        return $this->newMailMessage($locale)
+            ->subject($locale->trans('notifications.new_comment_subject', ['pageName' => $page->getShortName()]))
+            ->line($locale->trans('notifications.new_comment_intro', ['appName' => setting('app-name')]))
             ->line(new ListMessageLine([
-                trans('notifications.detail_page_name', [], $language) => $page->name,
-                trans('notifications.detail_commenter', [], $language) => $this->user->name,
-                trans('notifications.detail_comment', [], $language) => strip_tags($comment->html),
+                $locale->trans('notifications.detail_page_name') => $page->name,
+                $locale->trans('notifications.detail_commenter') => $this->user->name,
+                $locale->trans('notifications.detail_comment') => strip_tags($comment->html),
             ]))
-            ->action(trans('notifications.action_view_comment', [], $language), $page->getUrl('#comment' . $comment->local_id))
-            ->line($this->buildReasonFooterLine($language));
+            ->action($locale->trans('notifications.action_view_comment'), $page->getUrl('#comment' . $comment->local_id))
+            ->line($this->buildReasonFooterLine($locale));
     }
 }

app/Activity/Notifications/Messages/PageCreationNotification.php

@@ -14,16 +14,16 @@ public function toMail(User $notifiable): MailMessage
         /** @var Page $page */
         $page = $this->detail;
 
-        $language = $notifiable->getLanguage();
+        $locale = $notifiable->getLocale();
 
-        return $this->newMailMessage($language)
-            ->subject(trans('notifications.new_page_subject', ['pageName' => $page->getShortName()], $language))
-            ->line(trans('notifications.new_page_intro', ['appName' => setting('app-name')], $language))
+        return $this->newMailMessage($locale)
+            ->subject($locale->trans('notifications.new_page_subject', ['pageName' => $page->getShortName()]))
+            ->line($locale->trans('notifications.new_page_intro', ['appName' => setting('app-name')], $locale))
             ->line(new ListMessageLine([
-                trans('notifications.detail_page_name', [], $language) => $page->name,
-                trans('notifications.detail_created_by', [], $language) => $this->user->name,
+                $locale->trans('notifications.detail_page_name') => $page->name,
+                $locale->trans('notifications.detail_created_by') => $this->user->name,
             ]))
-            ->action(trans('notifications.action_view_page', [], $language), $page->getUrl())
-            ->line($this->buildReasonFooterLine($language));
+            ->action($locale->trans('notifications.action_view_page'), $page->getUrl())
+            ->line($this->buildReasonFooterLine($locale));
     }
 }

app/Activity/Notifications/Messages/PageUpdateNotification.php

@@ -14,17 +14,17 @@ public function toMail(User $notifiable): MailMessage
         /** @var Page $page */
         $page = $this->detail;
 
-        $language = $notifiable->getLanguage();
+        $locale = $notifiable->getLocale();
 
-        return $this->newMailMessage($language)
-            ->subject(trans('notifications.updated_page_subject', ['pageName' => $page->getShortName()], $language))
-            ->line(trans('notifications.updated_page_intro', ['appName' => setting('app-name')], $language))
+        return $this->newMailMessage($locale)
+            ->subject($locale->trans('notifications.updated_page_subject', ['pageName' => $page->getShortName()]))
+            ->line($locale->trans('notifications.updated_page_intro', ['appName' => setting('app-name')]))
             ->line(new ListMessageLine([
-                trans('notifications.detail_page_name', [], $language) => $page->name,
-                trans('notifications.detail_updated_by', [], $language) => $this->user->name,
+                $locale->trans('notifications.detail_page_name') => $page->name,
+                $locale->trans('notifications.detail_updated_by') => $this->user->name,
             ]))
-            ->line(trans('notifications.updated_page_debounce', [], $language))
-            ->action(trans('notifications.action_view_page', [], $language), $page->getUrl())
-            ->line($this->buildReasonFooterLine($language));
+            ->line($locale->trans('notifications.updated_page_debounce'))
+            ->action($locale->trans('notifications.action_view_page'), $page->getUrl())
+            ->line($this->buildReasonFooterLine($locale));
     }
 }

app/App/MailNotification.php

@@ -2,6 +2,7 @@
 
 namespace BookStack\App;
 
+use BookStack\Translation\LocaleDefinition;
 use BookStack\Users\Models\User;
 use Illuminate\Bus\Queueable;
 use Illuminate\Contracts\Queue\ShouldQueue;
@@ -32,9 +33,9 @@ public function via($notifiable)
     /**
      * Create a new mail message.
      */
-    protected function newMailMessage(string $language = ''): MailMessage
+    protected function newMailMessage(?LocaleDefinition $locale = null): MailMessage
     {
-        $data = ['language' => $language ?: null];
+        $data = ['locale' => $locale ?? user()->getLocale()];
 
         return (new MailMessage())->view([
             'html' => 'vendor.notifications.email',

app/Config/app.php

@@ -83,20 +83,17 @@
     'timezone' => env('APP_TIMEZONE', 'UTC'),
 
     // Default locale to use
+    // A default variant is also stored since Laravel can overwrite
+    // app.locale when dynamically setting the locale in-app.
     'locale' => env('APP_LANG', 'en'),
-
-    // Locales available
-    'locales' => ['en', 'ar', 'bg', 'bs', 'ca', 'cs', 'cy', 'da', 'de', 'de_informal', 'el', 'es', 'es_AR', 'et', 'eu', 'fa', 'fr', 'he', 'hr', 'hu', 'id', 'it', 'ja', 'ka', 'ko', 'lt', 'lv', 'nl', 'nb', 'pt', 'pt_BR', 'sk', 'sl', 'sv', 'pl',  'ro', 'ru', 'tr', 'uk', 'uz', 'vi', 'zh_CN', 'zh_TW'],
+    'default_locale' => env('APP_LANG', 'en'),
 
     //  Application Fallback Locale
     'fallback_locale' => 'en',
 
     // Faker Locale
     'faker_locale' => 'en_GB',
 
-    // Enable right-to-left text control.
-    'rtl' => false,
-
     // Auto-detect the locale for public users
     // For public users their locale can be guessed by headers sent by their
     // browser. This is usually set by users in their browser settings.

app/Entities/Tools/ExportFormatter.php

@@ -16,18 +16,11 @@
 
 class ExportFormatter
 {
-    protected ImageService $imageService;
-    protected PdfGenerator $pdfGenerator;
-    protected CspService $cspService;
-
-    /**
-     * ExportService constructor.
-     */
-    public function __construct(ImageService $imageService, PdfGenerator $pdfGenerator, CspService $cspService)
-    {
-        $this->imageService = $imageService;
-        $this->pdfGenerator = $pdfGenerator;
-        $this->cspService = $cspService;
+    public function __construct(
+        protected ImageService $imageService,
+        protected PdfGenerator $pdfGenerator,
+        protected CspService $cspService
+    ) {
     }
 
     /**
@@ -36,13 +29,14 @@ public function __construct(ImageService $imageService, PdfGenerator $pdfGenerat
      *
      * @throws Throwable
      */
-    public function pageToContainedHtml(Page $page)
+    public function pageToContainedHtml(Page $page): string
     {
         $page->html = (new PageContent($page))->render();
         $pageHtml = view('exports.page', [
             'page'       => $page,
             'format'     => 'html',
             'cspContent' => $this->cspService->getCspMetaTagValue(),
+            'locale'     => user()->getLocale(),
         ])->render();
 
         return $this->containHtml($pageHtml);
@@ -53,7 +47,7 @@ public function pageToContainedHtml(Page $page)
      *
      * @throws Throwable
      */
-    public function chapterToContainedHtml(Chapter $chapter)
+    public function chapterToContainedHtml(Chapter $chapter): string
     {
         $pages = $chapter->getVisiblePages();
         $pages->each(function ($page) {
@@ -64,6 +58,7 @@ public function chapterToContainedHtml(Chapter $chapter)
             'pages'      => $pages,
             'format'     => 'html',
             'cspContent' => $this->cspService->getCspMetaTagValue(),
+            'locale'     => user()->getLocale(),
         ])->render();
 
         return $this->containHtml($html);
@@ -74,14 +69,15 @@ public function chapterToContainedHtml(Chapter $chapter)
      *
      * @throws Throwable
      */
-    public function bookToContainedHtml(Book $book)
+    public function bookToContainedHtml(Book $book): string
     {
         $bookTree = (new BookContents($book))->getTree(false, true);
         $html = view('exports.book', [
             'book'         => $book,
             'bookChildren' => $bookTree,
             'format'       => 'html',
             'cspContent'   => $this->cspService->getCspMetaTagValue(),
+            'locale'       => user()->getLocale(),
         ])->render();
 
         return $this->containHtml($html);
@@ -92,13 +88,14 @@ public function bookToContainedHtml(Book $book)
      *
      * @throws Throwable
      */
-    public function pageToPdf(Page $page)
+    public function pageToPdf(Page $page): string
     {
         $page->html = (new PageContent($page))->render();
         $html = view('exports.page', [
             'page'   => $page,
             'format' => 'pdf',
             'engine' => $this->pdfGenerator->getActiveEngine(),
+            'locale' => user()->getLocale(),
         ])->render();
 
         return $this->htmlToPdf($html);
@@ -109,7 +106,7 @@ public function pageToPdf(Page $page)
      *
      * @throws Throwable
      */
-    public function chapterToPdf(Chapter $chapter)
+    public function chapterToPdf(Chapter $chapter): string
     {
         $pages = $chapter->getVisiblePages();
         $pages->each(function ($page) {
@@ -121,6 +118,7 @@ public function chapterToPdf(Chapter $chapter)
             'pages'   => $pages,
             'format'  => 'pdf',
             'engine'  => $this->pdfGenerator->getActiveEngine(),
+            'locale'  => user()->getLocale(),
         ])->render();
 
         return $this->htmlToPdf($html);
@@ -131,14 +129,15 @@ public function chapterToPdf(Chapter $chapter)
      *
      * @throws Throwable
      */
-    public function bookToPdf(Book $book)
+    public function bookToPdf(Book $book): string
     {
         $bookTree = (new BookContents($book))->getTree(false, true);
         $html = view('exports.book', [
             'book'         => $book,
             'bookChildren' => $bookTree,
             'format'       => 'pdf',
             'engine'       => $this->pdfGenerator->getActiveEngine(),
+            'locale'       => user()->getLocale(),
         ])->render();
 
         return $this->htmlToPdf($html);
@@ -194,7 +193,7 @@ protected function replaceIframesWithLinks(string $html): string
         /** @var DOMElement $iframe */
         foreach ($iframes as $iframe) {
             $link = $iframe->getAttribute('src');
-            if (strpos($link, '//') === 0) {
+            if (str_starts_with($link, '//')) {
                 $link = 'https:' . $link;
             }
 
@@ -240,7 +239,7 @@ protected function containHtml(string $htmlContent): string
             foreach ($linksOutput[0] as $index => $linkMatch) {
                 $oldLinkString = $linkMatch;
                 $srcString = $linksOutput[2][$index];
-                if (strpos(trim($srcString), 'http') !== 0) {
+                if (!str_starts_with(trim($srcString), 'http')) {
                     $newSrcString = url($srcString);
                     $newLinkString = str_replace($srcString, $newSrcString, $oldLinkString);
                     $htmlContent = str_replace($oldLinkString, $newLinkString, $htmlContent);

app/Http/Middleware/Localization.php

@@ -2,17 +2,14 @@
 
 namespace BookStack\Http\Middleware;
 
-use BookStack\Translation\LanguageManager;
-use Carbon\Carbon;
+use BookStack\Translation\LocaleManager;
 use Closure;
 
 class Localization
 {
-    protected LanguageManager $languageManager;
-
-    public function __construct(LanguageManager $languageManager)
-    {
-        $this->languageManager = $languageManager;
+    public function __construct(
+        protected LocaleManager $localeManager
+    ) {
     }
 
     /**
@@ -25,22 +22,12 @@ public function __construct(LanguageManager $languageManager)
      */
     public function handle($request, Closure $next)
     {
-        // Get and record the default language in the config
-        $defaultLang = config('app.locale');
-        config()->set('app.default_locale', $defaultLang);
-
-        // Get the user's language and record that in the config for use in views
-        $userLang = $this->languageManager->getUserLanguage($request, $defaultLang);
-        config()->set('app.lang', str_replace('_', '-', $this->languageManager->getIsoName($userLang)));
-
-        // Set text direction
-        if ($this->languageManager->isRTL($userLang)) {
-            config()->set('app.rtl', true);
-        }
+        // Share details of the user's locale for use in views
+        $userLocale = $this->localeManager->getForUser(user());
+        view()->share('locale', $userLocale);
 
-        app()->setLocale($userLang);
-        Carbon::setLocale($userLang);
-        $this->languageManager->setPhpDateTimeLocale($userLang);
+        // Set locale for system components
+        app()->setLocale($userLocale->appLocale());
 
         return $next($request);
     }