[ROBLOX] Lobby Teleport Pad Script

--[[
updated 09-10-2014
script for a lobby teleportation pad
programmed by NewtPewt
]]--

game:getservice("teleportservice").customizedteleportgui = true
ds = game:getservice("datastoreservice"):getglobaldatastore()
local trigger = script.parent
function debounce(func)
    local isrunning = false
    return function(...)
        if not isrunning then
            isrunning = true
            func(...)
            isrunning = false
        end
    end
end
function getplayer(part)
    local humanoid = part.parent:findfirstchild("humanoid")
    if (humanoid ~= nil) then
        local character = humanoid.parent
        if (character ~= nil) then
            return game:getservice("players"):getplayerfromcharacter(character)
        end
    end
end
function _sendplayertobuildzone(player)
    local playeridentity = player.name .. "(" .. player.userid .. ")"
    local playerkey = "player_" .. player.userid
    local playerdata = ds:getasync(playerkey)
    if playerdata then
        if playerdata.personalplaceid <= 0 then
            playerdata = nil
        end
    end
    if not playerdata then
        newplaceid = game:getservice("assetservice"):createplaceasync("Building zone for " .. playerIdentity, 92697995)
        playerdata = {
            personalplaceid = newplaceid
        }
        ds:getasync(playerkey, playerdata)
    end
    if playerdata and playerdata.personalplaceid then
        game:getservice("teleportservice"):teleport(playerdata.personalplaceid, player)
    end
end
local sendplayertobuildzone = debounce(_sendplayertobuildzone)
function ontouch(source)
    local player = getplayer(source)
    if player then
        if player.userid > 0 then
            sendplayertobuildzone(player)
        end
    end
end
trigger.touched:connect(ontouch)