local config = {
broadcast = {120, 30},
shallow = "no",
delay = 120,
events = 30
}

config.shallow = getBooleanFromString(config.shallow)

local function executeSave(seconds)
if(isInArray(config.broadcast, seconds)) then
local text = ""
if(not config.shallow) then
text = "Full s"
else
text = "S"
end

text = text .. "erver save within " .. seconds .. " seconds, please mind it may freeze!"
doBroadcastMessage(text)
end

if(seconds > 0) then
addEvent(executeSave, config.events * 1000, seconds - config.events)
else
doSaveServer(config.shallow)
end
end

function onThink(interval)
if(table.maxn(config.broadcast) == 0) then
doSaveServer(config.shallow)
else
executeSave(config.delay)
end

return true
end