Rooms...

gistfile1.txt

      # Load all rooms.
      #
      # Returns an array of hashes describing each room.
      def all
        devices = Device.all
        rooms = []

        # Go through each device, check wich room it belongs
        # do, if the room does not exist, add it to rooms, if 
        # just add this device to the list of devices
        devices.each do |device|
          if rooms.key? device.room
            room = rooms[device.room]
          else
            room = rooms[device.room] = new device.room
          end
          
          room.devices << device
        end

        rooms
      end