Imported spectator mod from nodecore server.
This commit is contained in:
Aaron Suen
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2455e19236
commit
a8120da861
39
szutil_watch/hook.lua
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39
szutil_watch/hook.lua
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-- LUALOCALS < ---------------------------------------------------------
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local ipairs, minetest
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= ipairs, minetest
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-- LUALOCALS > ---------------------------------------------------------
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local modname = minetest.get_current_modname()
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local lib = _G[modname]
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minetest.register_privilege("watch", "Player can watch other players")
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local function everyone(func)
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for _, p in ipairs(minetest.get_connected_players()) do
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func(p)
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end
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end
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minetest.register_globalstep(function(dt)
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everyone(function(p) lib.restore(dt, p) end)
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end)
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minetest.register_on_joinplayer(lib.stop)
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minetest.register_on_leaveplayer(function(player)
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lib.stop(player)
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everyone(function(p) lib.stop(p, player) end)
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end)
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minetest.register_chatcommand("watch", {
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params = "<to_name>",
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description = "watch a given player",
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privs = {watch = true},
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func = lib.start
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})
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minetest.register_chatcommand("unwatch", {
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description = "unwatch a player",
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privs = {watch = true},
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func = lib.stop
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})
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10
szutil_watch/init.lua
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10
szutil_watch/init.lua
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-- LUALOCALS < ---------------------------------------------------------
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local dofile, minetest
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= dofile, minetest
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-- LUALOCALS > ---------------------------------------------------------
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local modname = minetest.get_current_modname()
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local modpath = minetest.get_modpath(modname)
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dofile(modpath .. "/lib.lua")
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dofile(modpath .. "/hook.lua")
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162
szutil_watch/lib.lua
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162
szutil_watch/lib.lua
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-- LUALOCALS < ---------------------------------------------------------
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local minetest, pairs, rawset, type, vector
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= minetest, pairs, rawset, type, vector
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-- LUALOCALS > ---------------------------------------------------------
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local modname = minetest.get_current_modname()
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local function playerize(param)
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if (not param) or (param == "") then return end
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if type(param) == "string" then
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local player = minetest.get_player_by_name(param)
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if player then return player, param end
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return
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end
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return param, param:get_player_name()
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end
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local function setprivs(pname, setfunc)
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local privs = minetest.get_player_privs(pname)
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local r = setfunc(privs)
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if r ~= nil then return r end
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minetest.set_player_privs(pname, privs)
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end
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local watchdata_cache = {}
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local function watchdata_get(player, pname)
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pname = pname or player:get_player_name()
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local c = watchdata_cache[pname]
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if c then return c end
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c = player:get_attribute(modname)
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if (not c) or (c == "") then return end
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c = minetest.deserialize(c)
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watchdata_cache[pname] = c
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return c
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end
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local function watchdata_set(player, pname, data)
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pname = pname or player:get_player_name()
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watchdata_cache[pname] = data
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return player:set_attribute(modname, minetest.serialize(data))
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end
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local vzero = vector.new()
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local function watch_restore(dtime, wplayer, wname)
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wname = wname or wplayer:get_player_name()
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local data = watchdata_get(wplayer, wname)
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if (not data) or (not data.restore) then return end
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local restore = data.restore
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for k, v in pairs({
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ttl = 1,
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eye1 = {x = 0, y = 0, z = 0},
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eye2 = {x = 0, y = 0, z = 0},
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visual_size = {x = 1, y = 1},
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makes_footstep_sound = true,
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collisionbox = {-0.3, -1, -0.3, 0.3, 1, 0.3},
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interact = false,
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pos = {x = 0, y = 0, z = 0}
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}) do
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restore[k] = restore[k] or v
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end
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restore.ttl = restore.ttl - dtime
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wplayer:set_detach()
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wplayer:set_eye_offset(restore.eye1, restore.eye2)
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wplayer:set_properties({
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visual_size = restore.visual_size,
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makes_footstep_sound = restore.makes_footstep_sound,
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collisionbox = restore.collisionbox
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})
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setprivs(wname, function(x) x.interact = restore.interact end)
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wplayer:set_pos(restore.pos)
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if restore.inv then
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for k, v in pairs(restore.inv) do
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wplayer:get_inventory():set_list(k, v)
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end
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data.restore.inv = nil
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end
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if data.restore.ttl < 0 then data.restore = nil end
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return watchdata_set(wplayer, wname, data)
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end
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local function watch_stop(wparam, tparam)
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local wplayer, wname = playerize(wparam)
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if not wplayer then return false, "watcher not found" end
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local data = watchdata_get(wplayer, wname)
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if not data then return false, "not watching anybody" end
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local tplayer, tname = playerize(tparam)
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if tname and tname ~= data.target then
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return false, "not watching specified target"
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end
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data.restore = data.saved or data.restore
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if data.restore then data.restore.ttl = 0.5 end
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data.saved = nil
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watchdata_set(wplayer, wname, data)
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watch_restore(0, wplayer)
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return true
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end
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local function watch_start(wparam, tparam)
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local wplayer, wname = playerize(wparam)
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if not wplayer then return false, "watcher not found" end
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local tplayer, tname = playerize(tparam)
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if not tplayer then return false, "target not found" end
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if wname == tname then return watch_stop(wparam) end
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local data = watchdata_get(wplayer, wname) or {}
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data.saved = data.saved or data.restore
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if not data.saved then
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local props = wplayer:get_properties()
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local eye1, eye2 = wplayer:get_eye_offset()
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data.saved = {
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pos = wplayer:get_pos(),
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interact = setprivs(wname, function(x) return x.interact or false end),
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visual_size = props.visual_size,
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makes_footstep_sound = props.makes_footstep_sound,
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collisionbox = props.collisionbox,
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eye1 = eye1,
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eye2 = eye2,
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inv = {
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main = wplayer:get_inventory():get_list("main") or {},
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craft = wplayer:get_inventory():get_list("craft") or {}
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}
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}
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for n, l in pairs(data.saved.inv) do
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for k, v in pairs(l) do
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if type(v) == "userdata" then
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l[k] = v:to_string()
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end
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end
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wplayer:get_inventory():set_list(n, {})
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end
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end
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data.saved.ttl = nil
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data.restore = nil
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data.target = tname
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watchdata_set(wplayer, wname, data)
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wplayer:set_attach(tplayer, "", vector.new(0, -5, -20), vector.new())
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wplayer:set_eye_offset(vector.new(0, -5, -20), vector.new())
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wplayer:set_properties({
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visual_size = {x = 0, y = 0},
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makes_footstep_sound = false,
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collisionbox = {0}
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})
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setprivs(wname, function(x) x.interact = nil end)
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return true
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end
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rawset(_G, modname, {
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restore = watch_restore,
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stop = watch_stop,
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start = watch_start
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})
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