View difference between Paste ID: fkR5gCki and e37ZwnXJ

-local chat = peripheral.find "chat_box"
+rednet.open "top"
 local radar = peripheral.find "radar"
 local side = "right"
 local onoff = false
-chat.setName "Tesla Thingy"
+local admin = "gollark"
 local alreadyHandledTrespass = false
 
 local banned = {
 	"demhydraz",
 	"Terrariola"
-while true do
+}
-    _, _, usr, msg = os.pullEvent "chat_message"
+
 function speak(msg)
-    local cmd = string.sub(msg, 2)
+	rednet.broadcast({"GTech Base Defense System: ID " .. os.getComputerID(), msg}, "chat_announce")
 end
-    print(usr, msg, cmd)
+
 function checkTrespassers(radarOutput)
-    if cmd == "tesla" then
+	for _, data in pairs(radarOutput) do
-        onoff = not onoff
+		for _, bannedName in pairs(banned) do
-        chat.say("Acknowledged. RS: " .. tostring(onoff))
+			if data.name == bannedName then
-        set()
+				return true, bannedName
-    end
+			end
-end
+		end
 	end
 
 	return false
 end
 
 function set()
     redstone.setOutput(side, onoff)
 end
 
 function scanNearby()
 	while true do
 		local players = radar.getPlayers()
 		local trespassersExist, name = checkTrespassers(players)
 
 		if trespassersExist then
 			print "Trespass detected"
 			if not alreadyHandledTrespass then
 				speak "TRESPASSER DETECTED. Coil engaged."
 				if name then
 					speak("Go away, " .. name .. ".")
 					if name == "nagoL2015" then
 						speak "Dark Lords are not welcome here, dank or not."
 					end
 				end
 				alreadyHandledTrespass = true
 			end
 			onoff = true
 		else
 			if alreadyHandledTrespass then
 				onoff = false
 			end
 			alreadyHandledTrespass = false
 		end
 
 		set()
 
 		sleep(1)
 	end
 end
 
 function controlCoil()
 	while true do
     	local _, raw = rednet.receive "chat_message"
     	local msg, usr = raw[2], raw[1]
 
 		local cmd = string.sub(msg or "", 2) -- msg is somehow nil sometimes
 
     	print(usr, msg, cmd)
 
     	if usr == admin then
 			if cmd == "toggle" then
         		onoff = not onoff
         		speak("Message acknowledged. Coil set to: " .. tostring(onoff) .. ".")
         		set()
 			elseif cmd == "reboot" then
 				speak "Rebooting..."
 				os.reboot()
 			end
     	end
 	end
 end
 
 speak "System ready."
 
 parallel.waitForAll(controlCoil, scanNearby)