Update TwigExtension.php

Author: seb-jean

src/Turbo/src/Twig/TwigExtension.php

@@ -38,6 +38,9 @@ public function getFunctions(): array
     {
         return [
             new TwigFunction('turbo_stream_listen', $this->turboStreamListen(...), ['needs_environment' => true, 'is_safe' => ['html']]),
+            new TwigFunction('turbo_exempts_page_from_cache', $this->turboExemptsPageFromCache(...), ['is_safe' => ['html']]),
+            new TwigFunction('turbo_exempts_page_from_preview', $this->turboExemptsPageFromPreview(...), ['is_safe' => ['html']]),
+            new TwigFunction('turbo_page_requires_reload', $this->turboPageRequiresReload(...), ['is_safe' => ['html']]),
             new TwigFunction('turbo_refreshes_with', $this->turboRefreshesWith(...), ['is_safe' => ['html']]),
             new TwigFunction('turbo_refresh_method', $this->turboRefreshMethod(...), ['is_safe' => ['html']]),
             new TwigFunction('turbo_refresh_scroll', $this->turboRefreshScroll(...), ['is_safe' => ['html']]),
@@ -62,6 +65,45 @@ public function turboStreamListen(Environment $env, $topic, ?string $transport =
         return $this->turboStreamListenRenderers->get($transport)->renderTurboStreamListen($env, $topic);
     }
 
+    /**
+     * Generates a <meta> tag to disable caching of a page.
+     *
+     *  Inspired by Turbo Rails
+     *  ({@see https://github.com/hotwired/turbo-rails/blob/main/app/helpers/turbo/drive_helper.rb}).
+     *
+     * @return string
+     */
+    public function turboExemptsPageFromCache(): string
+    {
+        return '<meta name="turbo-cache-control" content="no-cache">';
+    }
+
+    /**
+     * Generates a <meta> tag to specify cached version of the page should not be shown as a preview on regular navigation visits.
+     *
+     *  Inspired by Turbo Rails
+     *  ({@see https://github.com/hotwired/turbo-rails/blob/main/app/helpers/turbo/drive_helper.rb}).
+     *
+     * @return string
+     */
+    public function turboExemptsPageFromPreview(): string
+    {
+        return '<meta name="turbo-cache-control" content="no-preview">';
+    }
+
+    /**
+     * Generates a <meta> tag to force a full page reload.
+     *
+     *  Inspired by Turbo Rails
+     *  ({@see https://github.com/hotwired/turbo-rails/blob/main/app/helpers/turbo/drive_helper.rb}).
+     *
+     * @return string
+     */
+    public function turboPageRequiresReload(): string
+    {
+        return '<meta name="turbo-visit-control" content="reload">';
+    }
+
     /**
      * Generates <meta> tags to configure both the refresh method and scroll behavior for page refreshes.
      *