Chat program

local sides = {}
sides[0] = "left"
sides[1] = "right"
sides[2] = "up"
sides[3] = "down"
sides[4] = "front"
sides[5] = "back"
chatID = { ... }
function length(t)
local c = 0
for k,v in pairs(t) do
c=c+1
end
return c
end
local hasOpenSides = false
count = length(chatID)
if count == 1 then
for i=0,5 do
if peripheral.isPresent(sides[i]) then
rednet.open(sides[i])
hasOpenSides = true
end
end
if hasOpenSides then
rednet.send(chatID[0], "authentication!!!!")
print("starting the chat!")
else
print("no modems attached!")
end
else
print("it didn't work!!")
end