Mincraft Lock V4

--Settings
passwords={"PepsiMax", "PepsiMin"} --password(s) for the terminal
matchcase=true                     --require capital/lowercase letters to match?
sides={"left", "right"}            --side(s) to activate on correct password
triggerfor=5                       --how long to activate redstone after success
lockout=2                          --lockout period after incorrect password
antiguess=true                     --increase lockout for each incorrect password?

function passprompt()
  term.clear()
  term.setCursorPos(1,1)
  term.write("Enter password: ")
  entry=read("*")
  for i=1, #passwords do
    if((entry==passwords[i]) or ((matchcase == false) and (string.lower(value) == string.lower(passwords[i])))) then
      term.write("correct.")
      attempts=0
      cycledoor()
      return true
    end
  end
  term.write("incorrect.")
  attempts=attempts+1
  if(antiguess) then
    sleep(lockout*attempts)
  else
    sleep(lockout)
  end
end

function setsides(toggle)
  for i=1, #sides do redstone.setOutput(sides[i], toggle) end
end

function cycledoor()
  setsides(true)
  sleep(triggerfor)
  setsides(false)
end

attempts=0
os.pullEvent = os.pullEventRaw
while true do passprompt() end