119 lines
3.9 KiB
PHP
119 lines
3.9 KiB
PHP
<?php
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namespace App\Http\Middleware;
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use Closure;
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use Illuminate\Http\Request;
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use Illuminate\Support\Facades\Route;
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use Illuminate\Support\Facades\View;
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class SecureHeaders
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{
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/**
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* Enumerate headers which you do not want in your application's responses.
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* Great starting point would be to go check out @Scott_Helme's:
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* https://securityheaders.com/
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*
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* @var array
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*/
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private $unwantedHeaderList = [
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'X-Powered-By',
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'Server',
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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 \Symfony\Component\HttpFoundation\Response
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*/
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public function handle(Request $request, Closure $next): \Symfony\Component\HttpFoundation\Response
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{
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// phpcs:enable
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View::share('nonce', $nonce = \uniqid());
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// * For VueJS dev tool to execute
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$jsDev = config('app.debug') ? "'unsafe-eval' 'unsafe-inline'" : "'nonce-{$nonce}' 'strict-dynamic'";
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$reportUri = Route::has('cspReportUri') ?
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\sprintf('report-uri %s', \parse_url(route('cspReportUri'), \PHP_URL_PATH)) : '';
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$this->removeUnwantedHeaders($this->unwantedHeaderList);
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$response = $next($request);
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$response->headers->set('Referrer-Policy', 'no-referrer-when-downgrade');
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$response->headers->set('X-Content-Type-Options', 'nosniff');
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$response->headers->set('X-XSS-Protection', '1; mode=block');
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$response->headers->set('X-Frame-Options', 'SAMEORIGIN');
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$response->headers->set('Strict-Transport-Security', 'max-age=31536000; includeSubDomains;');
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$cspPolicies = [
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"default-src 'none';",
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"manifest-src 'self';",
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"connect-src " . \implode(' ', [
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// * VIMEO
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'https://player.vimeo.com',
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// * MATOMO
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'https://yl.s-web.fr',
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// * RECAPTCHA
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'https://www.google.com/recaptcha/',
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'https://recaptcha.google.com/recaptcha/',
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// * OTHERS
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'blob:',
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'\'self\'',
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]) . ';',
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'img-src ' . implode(" ", [
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// * MATOMO
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'https://yl.s-web.fr',
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// * OTHERS
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'*',
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'blob:',
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'data:',
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]) . ';',
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"frame-src " . implode(" ", [
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// * VIMEO
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'https://player.vimeo.com',
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// * RECAPTCHA
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'https://www.google.com/recaptcha/',
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'https://recaptcha.google.com/recaptcha/',
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'\'self\'',
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]) . ';',
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'font-src ' . implode(" ", [
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// * OTHERS
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'\'self\'',
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'data:',
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]) . ';',
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'style-src ' . implode(" ", [
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// * CKEDITOR
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'\'unsafe-inline\'',
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// * OTHERS
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'\'self\'',
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]) . ';',
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'script-src ' . implode(" ", [
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// * MATOMO
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'https://yl.s-web.fr',
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// * RECAPTCHA
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'https://www.google.com/recaptcha/',
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'https://www.gstatic.com/recaptcha/',
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// * OTHERS
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'\'self\'',
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'\'unsafe-eval\'',
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]) . ' ' . $jsDev . ';'
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];
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$response->headers->set(
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'Content-Security-Policy',
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implode(' ', $cspPolicies) . $reportUri
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);
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$response->headers->set('Feature-Policy', 'fullscreen \'self\';');
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return $response;
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}
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/**
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* Remove unwanted headers.
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*
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* @param array $headerList
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* @return void
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*/
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private function removeUnwantedHeaders(array $headerList): void
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{
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foreach ($headerList as $header) {
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header_remove($header);
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}
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}
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}
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