From 60718965702e6048c034b154710b7781d4b41664 Mon Sep 17 00:00:00 2001
From: Brennon Loveless <brennon.loveless@gmail.com>
Date: Mon, 16 May 2016 17:06:59 -0600
Subject: [PATCH 1/2] File field type notifies when overwriting a file

---
 resources/js/upload.js                    | 11 +++++++++++
 resources/lang/en/message.php             |  1 +
 resources/views/upload/partials/body.twig |  1 +
 3 files changed, 13 insertions(+)

diff --git a/resources/js/upload.js b/resources/js/upload.js
index 42325c1..3c47a65 100644
--- a/resources/js/upload.js
+++ b/resources/js/upload.js
@@ -19,7 +19,18 @@ $(function () {
             sending: function (file, xhr, formData) {
                 formData.append('folder', element.data('folder'));
             },
+            accept: function(file, done) {
+                $.getJSON('/admin/files/exists/' + element.data('folder') + '/' + file.name, function(data) {
+                    if(data.exists) {
+                        if(!confirm(file.name + " " + element.data('overwrite'))) {
+                            dropzone.removeFile(file);
+                            return;
+                        }
+                    }
 
+                    done();
+                });
+            },
             autoQueue: true,
             thumbnailWidth: 24,
             thumbnailHeight: 24,
diff --git a/resources/lang/en/message.php b/resources/lang/en/message.php
index dbacab8..9a7e4f2 100644
--- a/resources/lang/en/message.php
+++ b/resources/lang/en/message.php
@@ -6,6 +6,7 @@
     'choose_files'      => 'Which files would you like to use?',
     'no_files_selected' => 'No files selected.',
     'no_uploads'        => 'No files uploaded.',
+    'overwrite'         => 'has already been uploaded. Would you like to overwrite it?',
     'uploading'         => 'Uploading',
     'loading'           => 'Loading'
 ];
diff --git a/resources/views/upload/partials/body.twig b/resources/views/upload/partials/body.twig
index b3536d6..3b1b00b 100644
--- a/resources/views/upload/partials/body.twig
+++ b/resources/views/upload/partials/body.twig
@@ -7,6 +7,7 @@
          data-message="{{ trans('anomaly.field_type.files::message.upload') }}"
          data-loading="{{ trans('anomaly.field_type.files::message.loading') }}"
          data-uploading="{{ trans('anomaly.field_type.files::message.uploading') }}"
+         data-overwrite="{{ trans('anomaly.field_type.file::message.overwrite') }}"
          data-max-parallel="{{ setting_value('anomaly.module.files::max_parallel_uploads', 3) }}"
          data-allowed="{{ folder.allowed_types.value ? '.' ~ folder.allowed_types.value|join(',.') }}"></div>
 

From 04d96a9b932560c30e60814a23e4e9f5d40db710 Mon Sep 17 00:00:00 2001
From: Brennon Loveless <brennon.loveless@gmail.com>
Date: Mon, 16 May 2016 17:11:53 -0600
Subject: [PATCH 2/2] Disable dropzone autodiscover

---
 resources/js/upload.js | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/resources/js/upload.js b/resources/js/upload.js
index 3c47a65..c598c6b 100644
--- a/resources/js/upload.js
+++ b/resources/js/upload.js
@@ -1,3 +1,6 @@
+// Disabling autoDiscover, otherwise Dropzone will try to attach twice.
+Dropzone.autoDiscover = false;
+
 $(function () {
 
     var uploaded = [];