startup

local mon = peripheral.wrap("right")
mon.setTextScale(2)
mon.clear()
mon.setCursorPos(1,1)

local function centerText (printThis)
    local xsize,ysize = mon.getSize()
    local curCol,curRow = mon.getCursorPos()
    mon.setCursorPos((xsize - #printThis) /2, curRow)
    mon.write(printThis)
    mon.setCursorPos(1, curRow + 1)
end

local function agreeRules ()
    mon.clear()
    mon.setCursorPos(1,1)
    centerText("Rules:")
    centerText("1) Don't be a dick.")
    centerText("2) Don't break the server.")
    centerText("")
    centerText("Do you agree to these rules?")
    centerText("(Right-Click the Player Sensor)")
    centerText("")
    centerText("<<<<<<<<<<<<<<<<")
      local event, players = os.pullEvent("player")
      local commandBlock = peripheral.wrap("bottom")
      commandBlock.setCommand("pex user " .. players .. " group set member")
      commandBlock.runCommand()
    commandBlock.setCommand("broadcast " .. players .. " has become a member!")
    commandBlock.runCommand()
    tellCommands()
end

function tellCommands()
mon.clear()
mon.setCursorPos(1,1)
centerText("Use /home set to save location,")
centerText("and /home to return to saved")
centerText("location.")
centerText("")
centerText("Use /tppos to find your way.")
centerText("")
centerText("Equip your heart cannisters.")
centerText("No, seriously. You'll die.")
centerText("(Right-Click to Continue)")
os.pullEvent("monitor_touch")
startScreen()
end

function startScreen ()
mon.clear()
mon.setCursorPos(1,1)
centerText("Not The 1.7.10 Pack")
centerText("Official Test Server!")
centerText("")
centerText("(Right-Click w/ Empty Hand)")
os.pullEvent("monitor_touch")
agreeRules()
end

startScreen()