REW-2045 - adds back in base check of file extension

Author: reissjohnson

app/models/concerns/csv2db/active_storage_adapter.rb

@@ -1,23 +1,29 @@
 module Csv2db::ActiveStorageAdapter
   extend ActiveSupport::Concern
-
   FILE_TYPE = 'text/csv'.freeze
 
   included do
     has_one_attached :csv_upload
+
+    validate :check_file_extension
   end
 
   def file=(file)
     # Override Dragonfly setter method
     csv_upload.attach(
       io: file.tempfile,
       filename: file.original_filename,
-      content_type: FILE_TYPE
+      content_type: file.content_type
     )
   end
 
   private
 
+  def check_file_extension
+    # very basic check of file extension
+    errors.add(:file, I18n.t('shared.file_processor.incorrect_file_type')) unless csv_upload.blob.content_type == FILE_TYPE
+  end
+
   def file_data
     return @file_data if @file_data.present?
 

app/models/concerns/csv2db/import.rb

@@ -194,7 +194,6 @@ def set_default_values
     end
 
     def str_to_utf8(str)
-
       CharlockHolmes::Converter.convert(str, str_encoding(str), 'UTF-8')
     end