dir = "sys/lua/data/"
title = {
{"VIP", 5, 1};
{"Mod", 100, 2}
}
score = {}
ranking = {}
USGN = {}

addhook("kill", "_kill")
addhook("join", "_join")
addhook("leave", "_leave")
addhook("say", "_say")

function loaduser(p)
	if USGN[p] > 0 then
		local file = io.open(dir..USGN[p]..".txt", "r")
		if file then 
			local score_ = file:read("*n")
			score[p] = score_ or 0
			file:close() 
		else 
			score[p] = 0 
		end
		if score[p] >= title[1][2] and score[p] < title[2][2] then 
			ranking[p] = title[1][1]
		elseif score[p] >= title[2][2] then
			ranking[p] = title[2][1]
		end
	else score[p] = 0
	end
end

function saveuser(p)
	if USGN[p] > 0 then
		local file = io.open(dir..USGN[p]..".txt", "w")
		file:write(score[p])
		file:close()
	end
end

function _join(p)
	USGN[p] = player(p, "usgn")
	ranking[p] = {}
	loaduser(p)
end

function _leave(p)
	saveuser(p)
end

function _kill(k, v)
	score[k] = score[k] + 1
	saveuser(k)
	loaduser(k)
end

function _say(p, t)
	if ranking[p] then
		msg ("#"..ranking[p].." "..player(p, "name")..": "..t)
		return 1
	end
end