forked from erlehmann/xmaps
64 lines
1.8 KiB
Lua
64 lines
1.8 KiB
Lua
local on_leaves = {} -- functions(name)
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local timeout = 5 -- seconds
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xmaps.dynamic_add_media_all = function(path, on_all_received)
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if not minetest.features.dynamic_add_media_table then
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-- minetest.dynamic_add_media() blocks in
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-- Minetest 5.3 and 5.4 until media loads
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minetest.dynamic_add_media(path, function() end)
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on_all_received()
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return
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end
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-- minetest.dynamic_add_media() never blocks
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-- in Minetest 5.5, callback runs *for each client*
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-- who has received & loaded the media
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-- all players currently online must still receive it
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local to_receive = {}
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for _, player in pairs(minetest.get_connected_players()) do
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local name = player:get_player_name()
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-- Only clients with protocol version >= 39 can receive dynamic media.
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if minetest.get_player_information(name).protocol_version >= 39 then
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to_receive[name] = true
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end
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end
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local function remove_to_receive(name)
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to_receive[name] = nil
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if next(to_receive) == nil then
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on_leaves[remove_to_receive] = nil
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on_all_received()
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end
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end
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on_leaves[remove_to_receive] = true
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minetest.dynamic_add_media(
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{filepath = path},
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function(name)
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assert(name)
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if not to_receive[name] then
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minetest.log("warning", ("xmaps: %s received media despite not being connected"):format(name))
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return
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end
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remove_to_receive(name)
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end
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)
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minetest.after(timeout, function()
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if next(to_receive) ~= nil then
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local names = {}
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for name in pairs(to_receive) do
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table.insert(names, name)
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end
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table.sort(names)
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minetest.log("warning", ("xmaps: sending media to %s timed out"):format(table.concat(names, ", ")))
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end
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on_leaves[remove_to_receive] = nil
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on_all_received()
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end)
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end
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minetest.register_on_leaveplayer(
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function(player)
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local player_name = player:get_player_name()
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for on_leave in pairs(on_leaves) do
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on_leave(player_name)
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end
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end
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)
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