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41ac69adb1
- Prevents authenticated responses being visible when back button pressed in browser. - Previously, 'no-cache, private' was added by default by Symfony which would have prevents proxy cache issues but this adds no-store and a max-age option to also invalidate all caching. Thanks to @haxatron via huntr.dev Ref: https://huntr.dev/bounties/6cda9df9-4987-4e1c-b48f-855b6901ef53/
31 lines
746 B
PHP
31 lines
746 B
PHP
<?php
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namespace BookStack\Http\Middleware;
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use Closure;
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use Symfony\Component\HttpFoundation\Response;
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class PreventAuthenticatedResponseCaching
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{
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/**
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* Handle an incoming request.
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*
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* @param \Illuminate\Http\Request $request
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* @param \Closure $next
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* @return mixed
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*/
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public function handle($request, Closure $next)
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{
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/** @var Response $response */
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$response = $next($request);
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if (signedInUser()) {
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$response->headers->set('Cache-Control', 'max-age=0, no-store, private');
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$response->headers->set('Pragma', 'no-cache');
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$response->headers->set('Expires', 'Sun, 12 Jul 2015 19:01:00 GMT');
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}
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return $response;
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}
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}
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