404 error page

app/Exceptions/Handler.php

@@ -0,0 +1,27 @@
+<?php
+
+namespace ProVision\Administration\Exceptions;
+
+use Exception;
+use Symfony\Component\HttpKernel\Exception\NotFoundHttpException;
+
+class Handler extends \App\Exceptions\Handler
+{
+
+    /**
+     * Render an exception into an HTTP response.
+     *
+     * @param  \Illuminate\Http\Request $request
+     * @param  \Exception $exception
+     * @return \Illuminate\Http\Response
+     */
+    public function render($request, Exception $exception)
+    {
+        if ($exception instanceof NotFoundHttpException) {
+            return response()->view('administration::errors.404', compact('exception'), 404);
+        }
+
+        return parent::render($request, $exception);
+    }
+
+}

app/Providers/AdministrationServiceProvider.php

@@ -14,6 +14,7 @@
 use Illuminate\Support\Facades\DB;
 use Illuminate\Support\ServiceProvider;
 use ProVision\Administration\Administration;
+use ProVision\Administration\Exceptions\Handler;
 use ProVision\Administration\Http\Middleware\HttpsProtocol;
 use ProVision\Administration\Http\Middleware\NonWww;
 
@@ -311,6 +312,11 @@ public function register()
             __DIR__ . '/../../config/laravel-form-builder.php', 'laravel-form-builder'
         );
 
+        /**
+         * Exception handler
+         */
+        $this->app->singleton(\Illuminate\Contracts\Debug\ExceptionHandler::class, Handler::class);
+
         /*
         * Register the service provider for the dependency.
         */
@@ -391,7 +397,6 @@ public function register()
         //non-WWW redirect
         $this->app['router']->pushMiddlewareToGroup('web', NonWww::class);
 
-
         /*
          * Commands
          */

resources/views/errors/404.blade.php

@@ -15,6 +15,8 @@
                     </p>
                 @endif
 
+                <a href="{{url('/')}}"> << Go back</a>
+
             </div>
         </div>
     </section>

resources/views/errors/500.blade.php

@@ -0,0 +1,21 @@
+@extends('administration::layouts.error')
+
+@section('content')
+    <section class="content">
+        <div class="error-page">
+            <h2 class="headline text-red"> 500</h2>
+
+            <div class="error-content">
+                <br/>
+                <h3><i class="fa fa-warning text-red"></i> Internal Server Error.</h3>
+
+                @if(!empty($exception->getMessage()))
+                    <p>
+                        {{$exception->getMessage()}}
+                    </p>
+                @endif
+
+            </div>
+        </div>
+    </section>
+@stop