increase browser requirement

app/Http/Kernel.php

@@ -32,7 +32,7 @@ class Kernel extends HttpKernel
             \Illuminate\Session\Middleware\StartSession::class,
             \Illuminate\View\Middleware\ShareErrorsFromSession::class,
             \Illuminate\Foundation\Http\Middleware\VerifyCsrfToken::class,
-            \App\Http\Middleware\ForbiddenIE::class,
+            \App\Http\Middleware\EnforceEverGreen::class,
             \App\Http\Middleware\RedirectToSetup::class,
         ],
 

app/Http/Middleware/EnforceEverGreen.php

@@ -0,0 +1,25 @@
+<?php
+
+namespace App\Http\Middleware;
+
+use App\Exceptions\PrettyPageException;
+use Closure;
+use Illuminate\Support\Arr;
+use Illuminate\Support\Str;
+
+class EnforceEverGreen
+{
+    public function handle($request, Closure $next)
+    {
+        $userAgent = $request->userAgent();
+
+        preg_match('/Chrome\/(\d+)/', $userAgent, $matches);
+        $isOldChrome = Arr::has($matches, 1) && $matches[1] < 55;
+
+        if ($isOldChrome || Str::contains($userAgent, ['Trident', 'MSIE'])) {
+            throw new PrettyPageException(trans('errors.http.ie'));
+        }
+
+        return $next($request);
+    }
+}

app/Http/Middleware/ForbiddenIE.php

@@ -1,19 +0,0 @@
-<?php
-
-namespace App\Http\Middleware;
-
-use App\Exceptions\PrettyPageException;
-use Closure;
-use Illuminate\Support\Str;
-
-class ForbiddenIE
-{
-    public function handle($request, Closure $next)
-    {
-        if (Str::contains($request->userAgent(), ['Trident', 'MSIE'])) {
-            throw new PrettyPageException(trans('errors.http.ie'));
-        }
-
-        return $next($request);
-    }
-}

resources/lang/en/errors.yml

@@ -5,7 +5,7 @@ http:
   msg-503: The application is now in maintenance mode.
   method-not-allowed: Method not allowed.
   csrf-token-mismatch: Token does not match, try reloading the page.
-  ie: We don't support Internet Explorer. Please switch to other modern browsers, such as Firefox or Chrome.
+  ie: Your browser isn't supported. Please switch to other modern browsers, such as Firefox or Chrome.
 
 general:
   title: Error occurred

tests/HttpTest/MiddlewareTest/EnforceEverGreenTest.php

@@ -2,7 +2,7 @@
 
 namespace Tests;
 
-class ForbiddenIETest extends TestCase
+class EnforceEverGreenTest extends TestCase
 {
     public function testHandle()
     {
@@ -10,5 +10,8 @@ class ForbiddenIETest extends TestCase
             ->assertSee(trans('errors.http.ie'));
         $this->get('/', ['user-agent' => 'Trident'])
             ->assertSee(trans('errors.http.ie'));
+        $this->get('/', [
+            'user-agent' => 'AppleWebKit/537.36 Chrome/54.0.2403.157 Safari/537.36',
+        ])->assertSee(trans('errors.http.ie'));
     }
 }