View difference between Paste ID: 3eCrKyiw and WKSNB0vh

 --------------------------------------------------
 -- Клиентская программа для шахтерских лазеров из кросоварпа.
 -- Ставится на компьютер возле лазера
 -- и подключается сетевыми кабелями к серверу,
 -- стоящему в кабине. На тот компьютер
 -- нужно поставить серверную программу.
 -- И то, и то нужно поставить в autostart.
 --
 -- (c) Efrim
 -- skype: gods_pee
 -- 05.10.2013
 --------------------------------------------------
 -- Changelog:
 -- 1.0: release
 -- 1.1: forced opening networking
 --------------------------------------------------
 
 
 NETWORK_SIDE = "back" -- Сторона, к которой подключен модем
 LASER_SIDE = "left" -- Сторона, к которой подключен лазер
 DATA_FILE = "miner.dat" -- Файл для сохранения данных
 TEMP_FILE = "miner.temp" -- Временное хранилище
 TIMEOUTS_MAX = 3 -- Максимальное количество таймаутов в сетевом общении
 TIMEOUT = 1 -- Время таймаута
 REFRESH_PERIOD = 5 -- Период обновления экрана
 
 --------------------------------------------------
 
 ownID = os.getComputerID()
 
 mLayerOffset = 30
 initialized = 0
 
 miner = peripheral.wrap(LASER_SIDE)
 
 --------------------------------------------------
 -- Графическая часть
 --------------------------------------------------
 
 function DisplayStats()
 	local state, energy, currentLayer, mined, total = miner.getMinerState()
 	term.clear()
 	term.setCursorPos(1,1)
 
 	print("State: " .. state)
 	print("Energy: " .. energy .. " Eu")
 	print("Mined " .. mined .. "/" .. total .." at layer " .. currentLayer)
 	print("Offset: " .. mLayerOffset)
 	print("Initialized: " .. initialized)
 end
 
 --------------------------------------------------
-	if not rednet.isOpen(NETWORK_SIDE) then
+
-		rednet.open(NETWORK_SIDE)
+
 
 function Initialize()
 	rednet.open(NETWORK_SIDE)
 
 	serverID = -1
 
 	term.clear()
 	term.setCursorPos(1,1)
 	print("Initializing...")
 
 	while true do
 		local receivedID, receivedMessage, _ = rednet.receive()
 		print("Received message.")
 		if receivedMessage == "Server is here" then
 			serverID = receivedID
 			rednet.send(serverID, "Miner " .. ownID .. " is here")
 			local receivedID, receivedMessage, _ = rednet.receive(TIMEOUT)
 			if receivedID == serverID and receivedMessage == "Gotcha" then
 				initialized = 1
 				return 0
 			end
 		end
 	end
 	return 1
 end
 
 --------------------------------------------------
 -- Общение с сервером после инициализации
 --------------------------------------------------
 
 function SendStatus()
 	-- local state = {miner.getMinerState()}
 	-- table.insert(state, mLayerOffset)
 	rednet.send(serverID, textutils.serialize({miner.getMinerState()}))
 	return 0
 end
 
 function ProcessCommand(command)
 	local _, _, text, number = string.find(command, "([%a%d]+)% ?([%a%d]*)")
 
 	if text == "start" or text == "startall" then
 		miner.setStartLayerOffset(mLayerOffset)
 		miner.startMining()
 	elseif text == "stop" or text == "stopall" then
 		miner.stop()
 	elseif text == "quarry" or text == "quarryall" then
 		miner.setStartLayerOffset(mLayerOffset)
 		miner.startQuarry()
 	elseif text == "reinit" then
 		initialized = 0
 		Initialize()
 	elseif text == "offset" and number ~= "" then
 		mLayerOffset = tonumber(number)
 		miner.setStartLayerOffset(mLayerOffset)
 	elseif text == "restart" then
 		os.reboot()
 	elseif text == "update" and number ~= "" then
 		fs.delete("autostart")
 		os.run({}, "pastebin", "get " .. number .. " autostart")
 		os.reboot()
 	elseif text == "statusrequest" then
 		SendStatus()
 	end
 
 	return command
 end
 
 --------------------------------------------------
 -- Сохранение и загрузка
 --------------------------------------------------
 
 function SaveDataToFile()
 	local file = fs.open(TEMP_FILE, "w")
 	file.writeLine(serverID .. " " .. mLayerOffset .. " " .. initialized)
 	file.close()
 
 	fs.delete(DATA_FILE)
 	fs.move(TEMP_FILE, DATA_FILE)
 
 	return 0
 end
 
 function LoadDataFromFile()
 	local file = fs.open(DATA_FILE, "r")
 	local line = file.readAll()
 	_, _, param1, param2, param3 = string.find(line, "(%d+) (%d+) (%d)")
 	file.close()
 
 	serverID = tonumber(param1)
 	mLayerOffset = tonumber(param2)
 	initialized = tonumber(param3)
 
 	return 0
 end
 
 --------------------------------------------------
 -- Главный луп
 --------------------------------------------------
-	if not rednet.isOpen(NETWORK_SIDE) then
+
-		print("Opening networking...")
+
-		rednet.open(NETWORK_SIDE)
+	print("Opening networking...")
 	rednet.open(NETWORK_SIDE)
 
 	if fs.exists(DATA_FILE) then
 		print("Loading previous data...")
 		LoadDataFromFile()
 	end
 
 	if not initialized then
 		print("Initializing...")
 		Initialize()
 	end
 
 	while true do
 		DisplayStats()
 
 		local timeout = os.startTimer(REFRESH_PERIOD)
 		while true do
 			local event, id, text = os.pullEvent()
 			if event == "rednet_message" then
 				ProcessCommand(text)
 				DisplayStats()
 				SaveDataToFile()
 				timeout = os.startTimer(REFRESH_PERIOD)
 			elseif event == "timer" and id == timeout then
 			    break
 			end
 		end
 	end
 end
 
 main()