Prevent storing _old_ when nil is passed

Copied from carrierwaveuploader#175
textmaster · Apr 27, 2022 · 8b1d12f · 8b1d12f
1 parent 506a6fb
commit 8b1d12f
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/lib/carrierwave/mongoid.rb b/lib/carrierwave/mongoid.rb
@@ -48,7 +48,9 @@ def #{column}=(new_file)
           @_previous_uploader_value_for_#{column} = previous_uploader_value
 
           # mongoid won't upload a new file if there was no file previously.
-          write_uploader(column, '_old_') if self.persisted? && read_uploader(column).nil?
+          if self.persisted? && read_uploader(column).nil? && !new_file.path.nil?
+            write_uploader(column, '_old_')
+          end
 
           send(:"\#{column}_will_change!")
           super