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Merged in HybridDog/mtsatellite/HybridDog/optimize-track_playersinitlua-1471082645973 (pull request #1)

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optimize track_players/init.lua
This commit is contained in:
Sascha L. Teichmann 2016-08-21 12:36:55 +02:00
commit 40142e193e
1 changed files with 18 additions and 22 deletions
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30
mods/track_players/init.lua
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@ -2,28 +2,24 @@ local time_interval = 1.0
local fifo_path = "/tmp/mt_players_fifo" local fifo_path = "/tmp/mt_players_fifo"
function players_data() function players_data()
local ps = {} local ps = minetest.get_connected_players()
for _, player in ipairs(minetest.get_connected_players()) do local pcount = #ps
local pos = player:getpos() if pcount == 0 then
local pname = player:get_player_name() return "[]\n"
local data = {
name = pname,
x = pos.x,
y = pos.y,
z = pos.z }
table.insert(ps, data)
end end
if table.getn(ps) == 0 then for i = 1,pcount do
return '[]\n' local player = ps[i]
local data = player:getpos()
data.name = player:get_player_name()
ps[i] = data
end end
return minetest.write_json(ps) .. '\n' return minetest.write_json(ps) .. "\n"
end end
function time_interval_func() function time_interval_func()
local players = players_data() local fifo = io.open(fifo_path, "w")
local fifo = io.open(fifo_path, 'w') if fifo then
if (fifo ~= nil) then fifo:write(players_data())
fifo:write(players)
fifo:close() fifo:close()
end end
minetest.after(time_interval, time_interval_func) minetest.after(time_interval, time_interval_func)