Clean up various potential crashes in minetest.after in mcl_item_entities

This commit is contained in:
Wuzzy 2017-05-27 15:17:03 +02:00
parent 0930ab52c9
commit 0b4ae22c21

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@ -12,6 +12,8 @@ item_drop_settings.random_item_velocity = true --this sets random item velocity
item_drop_settings.drop_single_item = false --if true, the drop control drops 1 item instead of the entire stack, and sneak+drop drops the stack item_drop_settings.drop_single_item = false --if true, the drop control drops 1 item instead of the entire stack, and sneak+drop drops the stack
-- drop_single_item is disabled by default because it is annoying to throw away items from the intentory screen -- drop_single_item is disabled by default because it is annoying to throw away items from the intentory screen
item_drop_settings.follow_time = 1 -- how many seconds an item follows the player before giving up
local check_pickup_achievements = function(object, player) local check_pickup_achievements = function(object, player)
local itemname = ItemStack(object:get_luaentity().itemstring):get_name() local itemname = ItemStack(object:get_luaentity().itemstring):get_name()
if minetest.get_item_group(itemname, "tree") ~= 0 then if minetest.get_item_group(itemname, "tree") ~= 0 then
@ -82,9 +84,12 @@ minetest.register_globalstep(function(dtime)
}) })
--fix eternally falling items --fix eternally falling items
minetest.after(0, function() minetest.after(0, function(object)
local lua = object:get_luaentity()
if lua then
object:setacceleration({x=0, y=0, z=0}) object:setacceleration({x=0, y=0, z=0})
end) end
end, object)
--this is a safety to prevent items flying away on laggy servers --this is a safety to prevent items flying away on laggy servers
@ -92,8 +97,10 @@ minetest.register_globalstep(function(dtime)
if object:get_luaentity().init ~= true then if object:get_luaentity().init ~= true then
object:get_luaentity().init = true object:get_luaentity().init = true
minetest.after(1, function(args) minetest.after(1, function(args)
local player = args.player
local object = args.object
local lua = object:get_luaentity() local lua = object:get_luaentity()
if object == nil or lua == nil or lua.itemstring == nil then if player == nil or not player:is_player() or object == nil or lua == nil or lua.itemstring == nil then
return return
end end
if inv:room_for_item("main", ItemStack(object:get_luaentity().itemstring)) then if inv:room_for_item("main", ItemStack(object:get_luaentity().itemstring)) then
@ -246,7 +253,10 @@ core.register_entity(":__builtin:item", {
self.collect = true self.collect = true
end end
if item_drop_settings.random_item_velocity == true then if item_drop_settings.random_item_velocity == true then
minetest.after(0, function() minetest.after(0, function(self)
if not self or not self.object or not self.object:get_luaentity() then
return
end
local vel = self.object:getvelocity() local vel = self.object:getvelocity()
if vel and vel.x == 0 and vel.z == 0 then if vel and vel.x == 0 and vel.z == 0 then
local x = math.random(1, 5) local x = math.random(1, 5)
@ -260,7 +270,7 @@ core.register_entity(":__builtin:item", {
local y = math.random(2,4) local y = math.random(2,4)
self.object:setvelocity({x=1/x, y=y, z=1/z}) self.object:setvelocity({x=1/x, y=y, z=1/z})
end end
end) end, self)
end end
end, end,