allow setting variable options to "0", closes pterodactyl#87

Author: DaneEveritt

app/Http/Controllers/Admin/ServiceController.php

@@ -181,7 +181,11 @@ public function postOptionVariable(Request $request, $service, $option, $variabl
 
             // Because of the way old() works on the display side we prefix all of the variables with thier ID
             // We need to remove that prefix here since the repo doesn't want it.
-            $data = [];
+            $data = [
+                'user_viewable' => '0',
+                'user_editable' => '0',
+                'required' => '0'
+            ];
             foreach($request->except(['_token']) as $id => $val) {
                 $data[str_replace($variable.'_', '', $id)] = $val;
             }

app/Repositories/ServiceRepository/Variable.php

@@ -101,9 +101,9 @@ public function update($id, array $data)
             'description' => 'sometimes|required|string',
             'env_variable' => 'sometimes|required|regex:/^[\w]{1,255}$/',
             'default_value' => 'sometimes|string|max:255',
-            'user_viewable' => 'sometimes|required|numeric|size:1',
-            'user_editable' => 'sometimes|required|numeric|size:1',
-            'required' => 'sometimes|required|numeric|size:1',
+            'user_viewable' => 'sometimes|required|numeric|boolean',
+            'user_editable' => 'sometimes|required|numeric|boolean',
+            'required' => 'sometimes|required|numeric|boolean',
             'regex' => 'sometimes|required|string|min:1'
         ]);