catch custom fields that are arrays

app/Http/Controllers/Api/AssetsController.php

@@ -530,7 +530,6 @@ public function selectlist(Request $request)
      * @author [A. Gianotto] [<[email protected]>]
      * @param \App\Http\Requests\ImageUploadRequest $request
      * @since [v4.0]
-     * @return JsonResponse
      */
     public function store(ImageUploadRequest $request)
     {
@@ -579,6 +578,10 @@ public function store(ImageUploadRequest $request)
 
         if (($model) && ($model->fieldset)) {
             foreach ($model->fieldset->fields as $field) {
+                //reduce "array to string conversion" exceptions - ideally we'd handle this in a form request, but this works for now
+                if(is_array($request->input($field->db_column, null))) {
+                    return response()->json(Helper::formatStandardApiResponse('error', null, 'This custom field can not be an array', 200));
+                }
 
                 // Set the field value based on what was sent in the request
                 $field_val = $request->input($field->db_column, null);

app/Models/Asset.php

@@ -220,10 +220,6 @@ public function save(array $params = [])
             }
         }
 
-        if (!is_array($params)){
-            return false;
-        }
-
         return parent::save($params);
     }