scratchrsc.rb

require "socket"
require "scanf"

class RSCWatcher
    def initialize(host="127.0.0.1")
        @socket = TCPSocket.open(host, 42001)
        onConnect
    end
    def sendCommand(cmd)
        i = cmd.length
        @socket.write [i].pack("I").reverse + cmd
    end
    def socket
        @socket
    end
    def handle_command
        message = @socket.recv(@socket.recv(4).reverse.unpack("I")[0])
        if message.include? "sensor-update"
            split = message.split
            a = ""
            split.length.times do |i|
                unless i == 0
                    if i % 2 == 1
                        a = split[i]
                    end
                    if i % 2 == 0
                        on_sensor_update a.gsub(/"/, ''), split[i].gsub(/"/, '')
                    end
                end
            end
        end
        if message.include? "broadcast"
            split = message.split
            if split.length == 2
                on_broadcast split[1].gsub(/"/, '')
            end

        end
    end
    def __on_broadcast(name)
        method = "broadcast_#{name}"
        if self.respond_to? method
            self.send method
        else
            on_broadcast(name)
        end
    end
    def on_broadcast(name)
    end
    def on_sensor_update(name, value)
    end
    def broadcast(name)
        sendCommand("broadcast \"#{name}\"")
    end
    def sensor_update(name,value)
        sendCommand("sensor=update \"#{name}\" \"#{value}\"")
    end

    private
    def onConnect
    end
end