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Print error message when player picked up hand

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This is __builtin:item with itemstring == "" and should never happen
This commit is contained in:
Wuzzy 2017-09-02 18:43:02 +02:00
parent f449f4637b
commit ae74eb3b33
1 changed files with 23 additions and 6 deletions
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29
mods/ENTITIES/mcl_item_entity/init.lua
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@ -67,7 +67,7 @@ minetest.register_globalstep(function(dtime)
if object:get_luaentity()._magnet_timer >= 0 and object:get_luaentity()._magnet_timer < item_drop_settings.magnet_time and inv and inv:room_for_item("main", ItemStack(object:get_luaentity().itemstring)) then if object:get_luaentity()._magnet_timer >= 0 and object:get_luaentity()._magnet_timer < item_drop_settings.magnet_time and inv and inv:room_for_item("main", ItemStack(object:get_luaentity().itemstring)) then
-- Collection -- Collection
if vector.distance(checkpos, object:getpos()) <= item_drop_settings.radius_collect then if vector.distance(checkpos, object:getpos()) <= item_drop_settings.radius_collect and not object:get_luaentity()._collected then
if object:get_luaentity().itemstring ~= "" then if object:get_luaentity().itemstring ~= "" then
inv:add_item("main", ItemStack(object:get_luaentity().itemstring)) inv:add_item("main", ItemStack(object:get_luaentity().itemstring))
@ -77,11 +77,21 @@ minetest.register_globalstep(function(dtime)
gain = 1.0, gain = 1.0,
}) })
check_pickup_achievements(object, player) check_pickup_achievements(object, player)
object:get_luaentity().itemstring = ""
object:remove() -- If this happens, itemstring was "" (=hand). This is always a bug, the hand must never drop as item.
collected = true else
-- Scream this to the error log because this is bad.
minetest.log("error", "Player "..player:get_player_name().." collected a hand at "..minetest.pos_to_string(object:getpos()).."!")
end end
-- Destroy entity
-- This just prevents this sectino to be run again because object:remove() doesn't remove the item immediately.
object:get_luaentity()._collected = true
object:remove()
collected = true
-- Magnet -- Magnet
else else
@ -119,7 +129,7 @@ minetest.register_globalstep(function(dtime)
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
inv:add_item("main", ItemStack(object:get_luaentity().itemstring)) inv:add_item("main", ItemStack(object:get_luaentity().itemstring))
if object:get_luaentity().itemstring ~= "" then if not object:get_luaentity()._collected then
minetest.sound_play("item_drop_pickup", { minetest.sound_play("item_drop_pickup", {
pos = pos, pos = pos,
max_hear_distance = 16, max_hear_distance = 16,
@ -127,7 +137,7 @@ minetest.register_globalstep(function(dtime)
}) })
end end
check_pickup_achievements(object, player) check_pickup_achievements(object, player)
object:get_luaentity().itemstring = "" object:get_luaentity()._collected = true
object:remove() object:remove()
else else
enable_physics(object, object:get_luaentity()) enable_physics(object, object:get_luaentity())
@ -480,6 +490,13 @@ core.register_entity(":__builtin:item", {
self.object:remove() self.object:remove()
return return
end end
-- If, for some reason, an item entity with itemstring == "" (hand) appears, this is very bad.
if not self._hand_bug_detected and self.age > 1 and self.itemstring == "" then
-- We must this scream this into the error console. The bug is rare an
minetest.log("error", "A hand item entity appeared at "..minetest.pos_to_string(self.object:getpos()).. "!")
self._hand_bug_detected = true
end
local p = self.object:getpos() local p = self.object:getpos()
local node = core.get_node_or_nil(p) local node = core.get_node_or_nil(p)
local in_unloaded = (node == nil) local in_unloaded = (node == nil)