Google

# File rbot/auth.rb, line 72
    def allow?(command, mask, tell=nil)
      auth = userlevel(mask)
      if(auth >= @levels[command])
        return true
      else
        debug "#{mask} is not allowed to perform #{command}"
        @bot.say tell, "insufficient \"#{command}\" auth (have #{auth}, need #{@levels[command]})" if tell
        return false
      end
    end