From d28da3247dc94a3902df4899f9aecfc239ae90e9 Mon Sep 17 00:00:00 2001
From: Danny Coates <dannycoates@gmail.com>
Date: Wed, 13 Mar 2019 10:30:03 -0700
Subject: [PATCH] enable promo banner

---
 app/capabilities.js |  7 ++++++-
 app/ui/body.js      | 10 +++++++++-
 app/ui/promo.js     |  3 ++-
 3 files changed, 17 insertions(+), 3 deletions(-)

diff --git a/app/capabilities.js b/app/capabilities.js
index 781518c2..6e3af90f 100644
--- a/app/capabilities.js
+++ b/app/capabilities.js
@@ -93,6 +93,10 @@ export default async function getCapabilities() {
   const share =
     typeof navigator.share === 'function' && LOCALE.startsWith('en'); // en until strings merge
 
+  const standalone =
+    window.matchMedia('(display-mode: standalone)').matches ||
+    navigator.standalone;
+
   return {
     account,
     crypto,
@@ -101,6 +105,7 @@ export default async function getCapabilities() {
     streamDownload:
       nativeStreams && serviceWorker && browserName() !== 'safari',
     multifile: nativeStreams || polyStreams,
-    share
+    share,
+    standalone
   };
 }
diff --git a/app/ui/body.js b/app/ui/body.js
index 08bf26bd..6372ebb9 100644
--- a/app/ui/body.js
+++ b/app/ui/body.js
@@ -4,7 +4,15 @@ const Header = require('./header');
 const Footer = require('./footer');
 
 function banner(state) {
-  if (state.promo && !state.route.startsWith('/unsupported/')) {
+  if (state.layout) {
+    return; // server side
+  }
+  const show =
+    !state.capabilities.standalone &&
+    !/firefox/i.test(navigator.userAgent) &&
+    document.querySelector('html').lang.startsWith('en') &&
+    !state.route.startsWith('/unsupported/');
+  if (show) {
     return state.cache(Promo, 'promo').render();
   }
 }
diff --git a/app/ui/promo.js b/app/ui/promo.js
index 13059a32..bc54c8cb 100644
--- a/app/ui/promo.js
+++ b/app/ui/promo.js
@@ -27,7 +27,8 @@ class Promo extends Component {
             <a
               class="text-blue"
               href="https://www.mozilla.org/firefox/new/?utm_campaign=send-acquisition&utm_medium=referral&utm_source=send.firefox.com"
-              >Download Firefox now ≫</a
+            >
+              Download Firefox now ≫</a
             >
           </span>
         </div>