From 5a7b3d812e7ba318508871caabc04a6a2757f3f6 Mon Sep 17 00:00:00 2001
From: evazion <noizave@gmail.com>
Date: Sun, 22 Sep 2019 21:08:10 -0500
Subject: [PATCH] uploads: fix dropzone widget to allow replacing files.

---
 app/views/uploads/new.html.erb | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/app/views/uploads/new.html.erb b/app/views/uploads/new.html.erb
index f1ca20c00..d41287c84 100644
--- a/app/views/uploads/new.html.erb
+++ b/app/views/uploads/new.html.erb
@@ -154,6 +154,13 @@
             $("#filedropzone .dz-progress").hide();
           });
           this.on("addedfile", function(file) {
+            // replace the previous file with this one.
+            Danbooru.Upload.dropzone.files.forEach(f => {
+              if (f !== file) {
+                Danbooru.Upload.dropzone.removeFile(f);
+              }
+            });
+
             var reader = new FileReader();
             reader.addEventListener("loadend", function() {
               var buf = new Danbooru.SparkMD5.ArrayBuffer();