local whitelist = {
    "Aleksander Puszkin",
    "Smiec Aa",
    "FriendName3",
}

local function isInWhitelist(playerName)
    local selfName = getSelfName()
    for _, name in ipairs(whitelist) do
        if playerName == name then
            return true
        end
        if selfName ~= nil and playerName == selfName then
            return true
        end
    end
    return false
end

local function checkForPlayers()
    local creatures = getCreaturesMultiFloor()
    for _, creature in ipairs(creatures) do
        local playerName = getCreatureName(creature)
        if isPlayer(creature) and playerName and not isInWhitelist(playerName) then
            playSound("playerOnScreen.wav")
            break
        end
    end
end

autoRun(100, checkForPlayers)