BookStack Code Mirror - bookstack/blob - app/Http/Middleware/PreventAuthenticatedResponseCaching.php

   1 <?php
   2
   3 namespace BookStack\Http\Middleware;
   4
   5 use Closure;
   6 use Symfony\Component\HttpFoundation\Response;
   7
   8 class PreventAuthenticatedResponseCaching
   9 {
  10     /**
  11      * Handle an incoming request.
  12      *
  13      * @param  \Illuminate\Http\Request  $request
  14      * @param  \Closure  $next
  15      * @return mixed
  16      */
  17     public function handle($request, Closure $next)
  18     {
  19         /** @var Response $response */
  20         $response = $next($request);
  21
  22         if (signedInUser()) {
  23             $response->headers->set('Cache-Control', 'max-age=0, no-store, private');
  24             $response->headers->set('Pragma', 'no-cache');
  25             $response->headers->set('Expires', 'Sun, 12 Jul 2015 19:01:00 GMT');
  26         }
  27
  28         return $response;
  29     }
  30 }