Add all files

app/Http/Middleware/ProxyMiddleware.php

@@ -0,0 +1,35 @@
+<?php
+
+namespace App\Http\Middleware;
+
+use Closure;
+use Illuminate\Http\Request;
+use Symfony\Component\HttpFoundation\Response;
+
+class ProxyMiddleware
+{
+    protected $headers = Request::HEADER_X_FORWARDED_FOR |
+        Request::HEADER_X_FORWARDED_HOST |
+        Request::HEADER_X_FORWARDED_PORT |
+        Request::HEADER_X_FORWARDED_PROTO |
+        Request::HEADER_X_FORWARDED_PREFIX |
+        Request::HEADER_X_FORWARDED_AWS_ELB;
+
+    /**
+     * Handle an incoming request.
+     *
+     * @param  \Closure(\Illuminate\Http\Request): (\Symfony\Component\HttpFoundation\Response)  $next
+     */
+    public function handle(Request $request, Closure $next): Response
+    {
+        if (count(config('settings.trusted_proxies', [])) > 0) {
+            if (in_array('*', config('settings.trusted_proxies'))) {
+                $request->setTrustedProxies([$request->server->get('REMOTE_ADDR')], $this->headers);
+            } else {
+                $request->setTrustedProxies(config('settings.trusted_proxies'), $this->headers);
+            }
+        }
+
+        return $next($request);
+    }
+}