# File lib/rbot/core/auth.rb, line 310
  def auth_login(m, params)
    begin
      case @bot.auth.login(m.source, params[:botuser], params[:password])
      when true
        say_welcome(m)
        @bot.auth.set_changed
      else
        m.reply _("sorry, can't do")
      end
    rescue => e
      m.reply _("couldn't login: %{exception}") % {:exception => e}
      raise
    end
  end