prevent defect dummies when metadata is messed up

This commit is contained in:
y 2019-07-14 00:30:18 +01:00
parent 5c4f117b40
commit fb32942625

@ -13,6 +13,15 @@ minetest.register_node("tubelib:defect_dummy", {
is_ground_content = false, is_ground_content = false,
}) })
local reported_machines = {}
local function report(pos)
reported_machines[minetest.pos_to_string(pos)] = true
end
local function already_reported(pos)
local key = minetest.pos_to_string(pos)
return reported_machines[key]
end
function tubelib.data_not_corrupted(pos) function tubelib.data_not_corrupted(pos)
if minetest.pos_to_string(pos) ~= minetest.get_meta(pos):get_string("my_pos") then if minetest.pos_to_string(pos) ~= minetest.get_meta(pos):get_string("my_pos") then
@ -29,20 +38,24 @@ function tubelib.data_not_corrupted(pos)
number = meta:get_string("own_number") number = meta:get_string("own_number")
end end
if number == "" then if number == "" then
tubelib.remove_node(pos) if not already_reported(pos) then
minetest.set_node(pos, {name = "tubelib:defect_dummy"}) minetest.log('error', ('[tubelib] machine @ %s has no number'):format(minetest.pos_to_string(pos)))
meta:from_table(nil) report(pos)
return false end
end end
-- node moved? -- node moved?
local info = tubelib.get_node_info(number) local info = tubelib.get_node_info(number)
if not info or not vector.equals(info.pos, pos) then if not info or not vector.equals(info.pos, pos) then
tubelib.remove_node(pos) if not already_reported(pos) then
minetest.set_node(pos, {name = "tubelib:defect_dummy"}) if not info then
meta:from_table(nil) minetest.log('error', ('[tubelib] machine @ %s has no info'):format(minetest.pos_to_string(pos)))
return false else
minetest.log('error', ('[tubelib] machine @ %s thinks it is at %s'):format(minetest.pos_to_string(pos), minetest.pos_to_string(info.pos)))
end
report(pos)
end
end end
minetest.get_meta(pos):get_string("my_pos", minetest.pos_to_string(pos)) minetest.get_meta(pos):get_string("my_pos", minetest.pos_to_string(pos))
end end
return true return true
end end