Merge pull request #530 from mlibrary/BLUEDOC-603-restrict-new-file-v…

…ersions-to-have-same-mime-type

BLUEDOC-603 - Restrict new file versions to have the same mime type a…

app/views/hyrax/file_sets/_versioning.html.erb

@@ -1,9 +1,18 @@
 <div id="versioning_display" class="tab-pane">
   <h2><%= t('.header') %></h2>
+  <%= t( 'simple_form.hints.file_set.select_new_version_note', mime_type: curation_concern.mime_type ) %>
   <%= simple_form_for [main_app, curation_concern], html: { multipart: true } do |f| %>
     <%= hidden_field_tag('redirect_tab', 'versions') %>
     <h3><%= t('.upload') %></h3>
-    <%= f.input :files, as: :multifile, wrapper: :vertical_file_input, required: true %>
+    <% if curation_concern.mime_type.present? %>
+      <%= f.input :files,
+                  as: :multifile,
+                  wrapper: :vertical_file_input,
+                  input_html: { accept: curation_concern.mime_type },
+                  required: true %>
+    <% else %>
+      <%= f.input :files, as: :multifile, wrapper: :vertical_file_input, required: true %>
+    <% end %>
     <%= f.button :button,
                  name: "update_versioning",
                  id: "upload_submit",

config/locales/deepblue.en.yml

@@ -93,6 +93,9 @@ en:
     hints:
       file_set:
         save_version_note: 'You must click "Save Revision" to revert a previous version of this file'
+        select_new_version_note: >
+          When replacing the current version of a file with a new version, you may only select files that match the
+          mime type of the original file. The original mime type is: %{mime_type}
       generic_work:
         describe_work: >
           Please provide information about your data set (referred to as a "work") in the following fields, keeping in