Merge pull request #1062 from hasanilingi/patch-1

Dropzone uploadMultiple: true error fix

Author: streamtw

src/Controllers/UploadController.php

@@ -5,6 +5,7 @@
 use Illuminate\Http\JsonResponse;
 use Illuminate\Support\Facades\Log;
 use UniSharp\LaravelFilemanager\Lfm;
+use Illuminate\Support\Arr;
 
 class UploadController extends LfmController
 {
@@ -29,7 +30,7 @@ public function upload()
         $error_bag = [];
         $new_filename = null;
 
-        foreach (is_array($uploaded_files) ? $uploaded_files : [$uploaded_files] as $file) {
+        foreach (is_array($uploaded_files) ? Arr::flatten($uploaded_files) : [$uploaded_files] as $file) {
             try {
                 $this->lfm->validateUploadedFile($file);