[Request] Door script which allows 1 player only in room

function onUse(cid, item, frompos, item2, topos)
local door = {x=frompos.x, y=frompos.y-1, z=7}
	for areax = 1585, 1655 do
		for areay = 1202, 1278 do
		local areaPosition = {x=areax, y=areay, z=7, stackpos=253}
		local areaCreature = getThingFromPos(areaPosition)
			if(isPlayer(arenaCreature.uid) == TRUE) then
				doCreatureSay(cid, "You cant enter here, There is already another player in the room!", TALKTYPE_ORANGE_1)
				return 0
			else
				doTeleportThing(cid, door)
			end
		end
	end

for areax = 1585, 1655 do
for areay = 1202, 1278 do

local door = {x=frompos.x, y=frompos.y-1, z=7}

local posit= {{x=3,y=4},{x=65,y=54},7}; -- {{Topx, Topy},{Bottomx,Bottomy},zFloor};
local isPla = false;
function onUse(cid, item, fromPosition, itemEx, toPosition)
        for areax = posit[1].x, posit[2].y do --Don't remember if in Lua Table starts at 1;
                for areay = posit[1].y,  posit[2].y do
					local areaCreature = getThingFromPos({x=areax,y=areay,z=posit[3]});
					if(isPlayer(areaCreature.uid)) then
						isPla=true;
						break;
					end
                end
		end 
		if(not isPla)
			doTeleportThing(cid, toPosition);
		else
			doCreatureSay(cid, "You cant enter here, There is already another player in the room!", TALKTYPE_ORANGE_1);
		end
	return true;
end

local cfg = {
    fromPos = {1234, 1234, 7}, -- X, Y, Z - top left cornor
    toPos = {1234, 1234, 7}, -- X, Y, Z - bottom right cornor
    doorPos = {x = 1234, y = 1234, z = 7}, -- Door position
    door_open = 1234 -- Id of the door opened. Should be a quest- or experience door.
    }

function onUse(cid, item, fromPosition, itemEx, toPosition)
    for x = cfg.fromPos[1], cfg.toPos[1] do
        for y = cfg.fromPos[2], cfg.toPos[2] do
            for z = cfg.fromPos[3], cfg.toPos[3] do
                pos = {x = x, y = y, z = z, stackpos = 253}
                get = getThingPos(pos)
                if isPlayer(get) then
                    doCreatureSay(cid, "You cant enter here, There is already another player in the room!", TALKTYPE_ORANGE_1)
                else
                    doTransformItem(item.uid, cfg.door_open)
                    doTeleportThing(cid, cfg.doorPos, FALSE)
                end
            end
        end
    end
return true
end

local config = {
	fromPos = {x = 100, y = 200, z = 7},
	toPos = {x = 100, y = 200, z = 7},
	newPos = {x = 100, y = 200, z = 7}
}
function onUse(cid, item, fromPosition, itemEx, toPosition)
	for x = config.fromPos.x, config.toPos.x do
		for y = config.fromPos.y, config.toPos.y do
			for z = config.fromPos.z, config.toPos.z do
				local pos = {x = x, y = y, z = z}
				local player = getTopCreature(pos).uid
				if player > 0 and isPlayer(player) then
					doPlayerSendTextMessage(cid, 27, "This door seems to be sealed against unwanted intruders.")
					break
				else
					doTeleportThing(cid, config.newPos, true)
				end
			end
		end
	end
	return true
end

function onUse(cid, item, frompos, item2, topos)
local cfg = {
door = {x=frompos.x, y=frompos.y+2, z=8}, -- Where your door will tp when room is free(If don't want frompos change it to normal coordinates)
topright = {x=999, y=1000, z=8}, -- top right corner tile
downleft = {x=1001, y=1001, z=8} -- down left corner tile
}
        for areax = cfg.topright.x, cfg.downleft.x do
                for areay = cfg.topright.y, cfg.downleft.y do
                local areaPosition = {x=areax, y=areay, z=frompos.z, stackpos=253}
                local areaCreature = getThingFromPos(areaPosition)
                        if(isPlayer(areaCreature.uid) == TRUE) then
                                doCreatureSay(cid, "You cant enter here, There is already another player in the room!", TALKTYPE_ORANGE_1)
                                return 0
                        else
                                doTeleportThing(cid, cfg.door)
                        end
                end
        end 
        end