Prevent convert empty strings in option page

app/Http/Kernel.php

@@ -15,8 +15,8 @@ class Kernel extends HttpKernel
      */
     protected $middleware = [
         \Illuminate\Foundation\Http\Middleware\CheckForMaintenanceMode::class,
-        \Illuminate\Foundation\Http\Middleware\ConvertEmptyStringsToNull::class,
         \Illuminate\Foundation\Http\Middleware\TrimStrings::class,
+        \App\Http\Middleware\ConvertEmptyStringsToNull::class,
     ];
 
     /**

app/Http/Middleware/ConvertEmptyStringsToNull.php

@@ -0,0 +1,24 @@
+<?php
+
+namespace App\Http\Middleware;
+
+use Closure;
+use Illuminate\Foundation\Http\Middleware\ConvertEmptyStringsToNull as Converter;
+
+class ConvertEmptyStringsToNull extends Converter
+{
+    protected $excepts = [
+        'admin/options',
+        'admin/score',
+        'admin/resource',
+    ];
+
+    public function handle($request, Closure $next)
+    {
+        if (in_array($request->path(), $this->excepts)) {
+            return $next($request);
+        }
+
+        return parent::handle($request, $next);
+    }
+}