Excel Import - Rails Controller Code

  def import
    file_param = params[:excel_file]
    Spreadsheet.client_encoding = 'UTF-8'
    begin
      spreadsheet = Spreadsheet.open(file_param.local_path)
      # do stuff with spreadsheet here using the spreadsheet api
    rescue Exception => e
      flash[:error] = "Error uploading Excel file : #{e.to_s}"
    end
    redirect_to root_path
  end