View difference between Paste ID: 8cqWivAE and GhP5SqaP

 local tArgs = { ... }
 
 for k,v in pairs({"right","left","top","bottom","front","back"}) do
         if peripheral.getType(v)=="modem" then
                 rednet.open(v)
                 isOpen=true
         end
 end
 
 local function printUsage()
-rednet.open("right")
+
 	print("  bluetooth receive")
 	print("  bluetooth send <file> <computerID>")
 	print("  bluetooth scan")
 	return
 end
 
 local function scan()
 	print("Scanning for Bluetooth devices...")
 	rednet.broadcast("bluetooth.scan")
 	local id,msg = "",""
 	local foundComputers = { }
 	while not msg == nil do
 		local id,msg = rednet.receive()
 		if msg == string.sub(msg, 1, #"bluetooth.scan.reply:") == "bluetooth.scan.reply:" then
 			--foundComputers[#foundComputers + 1] = {string.sub(msg, #"bluetooth.scan.reply:" + 1), id}
 
 			foundComputers[#foundComputers + 1] = id
 			print("Found: " .. string.sub(msg, #"bluetooth.scan.reply:" + 1) .. " - ID: " .. tostring(id))
 		end
 	end
-		print("File can't be sent!")
+
-		print("It is either non existant or is a directory!")
+
 
 local function sendFile(file, computerID)
 	if not fs.exists(file) or fs.isDir(file) then
 		print("File can't be sent.")
 		print("It either does not exist or is a directory.")
 		return
 	end
 
 	computerID = tonumber(computerID)
 
 	local sr = fs.open(file, "r")
 	print("Connecting to bluetooth device.")
 
 	while true do
 		rednet.send(computerID, "bluetooth.connect")
 		os.startTimer(1)
 		local e,p1,p2,p3 = os.pullEvent()
 		if e == "rednet_message" then
 			local id,msg = p1,p2
 			if msg == "bluetooth.accept" then
 				print("Bluetooth device connected!")
-	sleep(0.8)
+
 			end
 		end
-	sleep(0.5)
+
 
 	sleep(0.2)
-	local data
+
 
-		data = sr.readLine()
+	sleep(0.1)
-		if data == nil then
+
 	print("Sending file...")
 	data = sr.readAll()
-		rednet.send(computerID, "bluetooth.file:" .. data)
+	rednet.send(computerID, "bluetooth.file:" .. data)
-		sleep(0.1)
+	sleep(0)
 	rednet.send(computerID, "bluetooth.done")
 	print("File sent!")
 	sr.close()
 end
 
 local function receiveFile()
 	print("Waiting for a bluetooth connection...")
 
 	while true do
 		local id,msg
 		local e,p1,p2,p3 = os.pullEvent()
 		if e == "rednet_message" then
 			id,msg = p1,p2
 		end
 		if e == "key" then
 			break
 		end
 
 		if msg == "bluetooth.scan" then
 			rednet.send(id, "bluetooth.scan.reply:" .. os.getComputerLabel())
 			sleep(0)
-			sleep(0.1)
+
 
 		if msg == "bluetooth.connect" then
 			print("Connected to " .. id .. ".")
 			local remoteID = id
-			print("Connected to " .. id .. "!")
+
 
 			local fileName
 
 			local id,msg = "",""
 			while true do
-			print("Getting the file name...")
+
 
 				if id == remoteID and string.sub(msg, 1, #"bluetooth.filename:") == "bluetooth.filename:" then
 					fileName = string.sub(msg, #"bluetooth.filename:" + 1)
 					break
 				end
 			end
 
 			if fs.exists(fileName) then
 				print("File already exists. Overwrite existing file? (Y/N)")
                                 a = read()
                                 if a == "y" then
                                         fs.delete(fileName)
-				print("File already exists! Deleting old file...")
+                                else
-				fs.delete(fileName)
+                                        return
                                 end
 			end
-			print("Receiving file: " .. fileName)
+
 			local file = fs.open(fileName, "w")
 
 			local id,msg
 			while true do
 				id,msg = rednet.receive()
 				if id == remoteID then
 					if string.sub(msg, 1, #"bluetooth.file:") == "bluetooth.file:" then
 						local subbedData = string.sub(msg, #"bluetooth.file:" + 1)
 
 						file.writeLine(subbedData)
 					elseif msg == "bluetooth.done" then
-							term.setTextColor(colors.lime)
+
 						file.close()
 
-						print(subbedData)
+
 							term.setTextColor(colors.white)
 						end
 
 						print("Received file '" .. fileName .. "'.")
 
 						return true
 					end
 				end
 			end
-						print("Received file!")
+
 	end
-						break
+
 
 if tArgs[1] == "receive" then
 	receiveFile()
 elseif tArgs[1] == "send" and #tArgs == 3 then
 	sendFile(tArgs[2], tArgs[3])
 elseif tArgs[1] == "scan" then
 	scan()
 else
 	printUsage()
 end