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serialize: Fix detecting empty metadata (#176)

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HybridDog 2019-04-24 22:51:18 +02:00 committed by sfan5
parent 0aeee79af6
commit d1cbd420bb
1 changed files with 23 additions and 15 deletions
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38
worldedit/serialization.lua
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@ -56,10 +56,19 @@ function worldedit.serialize(pos1, pos2)
worldedit.keep_loaded(pos1, pos2)
local get_node, get_meta, hash_node_position =
minetest.get_node, minetest.get_meta, minetest.hash_node_position
-- Find the positions which have metadata
local has_meta = {}
local meta_positions = minetest.find_nodes_with_meta(pos1, pos2)
for i = 1, #meta_positions do
has_meta[hash_node_position(meta_positions[i])] = true
end
local pos = {x=pos1.x, y=0, z=0}
local count = 0
local result = {}
local get_node, get_meta = minetest.get_node, minetest.get_meta
while pos.x <= pos2.x do
pos.y = pos1.y
while pos.y <= pos2.y do
@ -68,20 +77,19 @@ function worldedit.serialize(pos1, pos2)
local node = get_node(pos)
if node.name ~= "air" and node.name ~= "ignore" then
count = count + 1
local meta = get_meta(pos):to_table()
local meta_empty = true
-- Convert metadata item stacks to item strings
for name, inventory in pairs(meta.inventory) do
for index, stack in ipairs(inventory) do
meta_empty = false
inventory[index] = stack.to_string and stack:to_string() or stack
end
end
for k in pairs(meta) do
if k ~= "inventory" then
meta_empty = false
break
local meta
if has_meta[hash_node_position(pos)] then
meta = get_meta(pos):to_table()
-- Convert metadata item stacks to item strings
for _, invlist in pairs(meta.inventory) do
for index = 1, #invlist do
local itemstack = invlist[index]
if itemstack.to_string then
invlist[index] = itemstack:to_string()
end
end
end
end
@ -92,7 +100,7 @@ function worldedit.serialize(pos1, pos2)
name = node.name,
param1 = node.param1 ~= 0 and node.param1 or nil,
param2 = node.param2 ~= 0 and node.param2 or nil,
meta = not meta_empty and meta or nil,
meta = meta,
}
end
pos.z = pos.z + 1