gistfile1.rb

  def translate_errors(record)
    ret = {}
    record.errors.each do |key, message|
      keystring = key.to_s
      if keystring.include? '_content_type'
        keystring.gsub!('_content_type', '')
        key = keystring.to_sym
      end
      # Happens when you try to submit an invalid file (e.g. zip) as a screenshot
      if keystring.include? '.'
        keystring.gsub!('.', '_')
        key = keystring.to_sym
        message = message.split(".")[0]
      end

      ret[key] = {
        :title => record.class.human_attribute_name(key),
        :message => message
      }
    end
    ret
  end