Charakterbewegungen hinzugefügt, Deko hinzugefügt, Kochrezepte angepasst

mods/futil/minetest/serialization.lua

@@ -0,0 +1,87 @@
+local f = string.format
+
+local deserialize = minetest.deserialize
+
+local pairs_by_key = futil.table.pairs_by_key
+
+function futil.serialize(x)
+	if type(x) == "number" or type(x) == "boolean" or type(x) == "nil" then
+		return tostring(x)
+	elseif type(x) == "string" then
+		return f("%q", x)
+	elseif type(x) == "table" then
+		local parts = {}
+		for k, v in pairs_by_key(x) do
+			table.insert(parts, f("[%s] = %s", futil.serialize(k), futil.serialize(v)))
+		end
+		return f("{%s}", table.concat(parts, ", "))
+	else
+		error(f("can't serialize type %s", type(x)))
+	end
+end
+
+function futil.deserialize(data)
+	return deserialize(f("return %s", data))
+end
+
+function futil.serialize_invlist(inv, listname)
+	local itemstrings = {}
+	local list = inv:get_list(listname)
+
+	if not list then
+		error(f("couldn't find list %s of %s", listname, minetest.write_json(inv:get_location())))
+	end
+
+	for _, stack in ipairs(list) do
+		table.insert(itemstrings, stack:to_string())
+	end
+
+	return futil.serialize(itemstrings)
+end
+
+function futil.deserialize_invlist(serialized_list, inv, listname)
+	if not inv:is_empty(listname) then
+		error(("trying to deserialize into a non-empty list %s (%s)"):format(listname, serialized_list))
+	end
+
+	local itemstrings = futil.deserialize(serialized_list) or minetest.parse_json(serialized_list)
+
+	inv:set_size(listname, #itemstrings)
+
+	for i, itemstring in ipairs(itemstrings) do
+		inv:set_stack(listname, i, ItemStack(itemstring))
+	end
+end
+
+function futil.serialize_inv(inv)
+	local serialized_lists = {}
+
+	for listname in pairs(inv:get_lists()) do
+		serialized_lists[listname] = futil.serialize_invlist(inv, listname)
+	end
+
+	return futil.serialize(serialized_lists)
+end
+
+function futil.deserialize_inv(serialized_lists, inv)
+	for listname, serialized_list in pairs(futil.deserialize(serialized_lists)) do
+		futil.deserialize_invlist(serialized_list, inv, listname)
+	end
+end
+
+function futil.serialize_node_meta(pos)
+	local meta = minetest.get_meta(pos)
+	local inv = meta:get_inventory()
+	return futil.serialize({
+		fields = meta:to_table().fields,
+		inventory = futil.serialize_inv(inv),
+	})
+end
+
+function futil.deserialize_node_meta(serialized_node_meta, pos)
+	local meta = minetest.get_meta(pos)
+	local x = futil.deserialize(serialized_node_meta)
+	meta:from_table({ fields = x.fields })
+	local inv = meta:get_inventory()
+	futil.deserialize_inv(x.inventory, inv)
+end