Centralized IP Handler (#2624)

framework/core/src/Http/Middleware/ProcessIp.php

@@ -0,0 +1,26 @@
+<?php
+
+/*
+ * This file is part of Flarum.
+ *
+ * For detailed copyright and license information, please view the
+ * LICENSE file that was distributed with this source code.
+ */
+
+namespace Flarum\Http\Middleware;
+
+use Illuminate\Support\Arr;
+use Psr\Http\Message\ResponseInterface;
+use Psr\Http\Message\ServerRequestInterface;
+use Psr\Http\Server\MiddlewareInterface as Middleware;
+use Psr\Http\Server\RequestHandlerInterface;
+
+class ProcessIp implements Middleware
+{
+    public function process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface
+    {
+        $ipAddress = Arr::get($request->getServerParams(), 'REMOTE_ADDR', '127.0.0.1');
+
+        return $handler->handle($request->withAttribute('ipAddress', $ipAddress));
+    }
+}