[MonologBridge] Fixed the WebProcessor

The WebProcessor can now be registered as a kernel.request listener to
get the request instead of passing it as a constructor argument, which
was broken as the request is not yet available when the logger is
instantiated.

Processor/WebProcessor.php

@@ -13,6 +13,8 @@
 
 use Monolog\Processor\WebProcessor as BaseWebProcessor;
 use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpKernel\Event\GetResponseEvent;
+use Symfony\Component\HttpKernel\HttpKernelInterface;
 
 /**
  * WebProcessor override to read from the HttpFoundation's Request
@@ -21,8 +23,16 @@
  */
 class WebProcessor extends BaseWebProcessor
 {
-    public function __construct(Request $request)
+    public function __construct()
     {
-        parent::__construct($request->server->all());
+        // Pass an empty array as the default null value would access $_SERVER
+        parent::__construct(array());
+    }
+
+    public function onKernelRequest(GetResponseEvent $event)
+    {
+        if (HttpKernelInterface::MASTER_REQUEST === $event->getRequestType()) {
+            $this->serverData = $event->getRequest()->server->all();
+        }
     }
 }