mod-cleaner/nodes.lua

98 lines
2.4 KiB
Lua

local aux = dofile(cleaner.modpath .. "/misc_functions.lua")
-- populate nodes list from file in world path
local nodes_data = aux.get_world_data().nodes
-- START: backward compat
local n_path = core.get_worldpath() .. "/clean_nodes.json"
local n_file = io.open(n_path, "r")
if n_file then
cleaner.log("action", "found deprecated clean_nodes.json, updating")
local data_in = core.parse_json(n_file:read("*a"))
n_file:close()
if data_in then
if data_in.remove then
for _, r in ipairs(data_in.remove) do
table.insert(nodes_data.remove, r)
end
end
if data_in.replace then
for k, v in pairs(data_in.replace) do
if not nodes_data.replace[k] then
nodes_data.replace[k] = v
end
end
end
end
-- don't read deprecated file again
os.rename(n_path, n_path .. ".old")
end
local n_path_old = core.get_worldpath() .. "/clean_nodes.txt"
n_file = io.open(n_path_old, "r")
if n_file then
cleaner.log("action", "found deprecated clean_nodes.txt, converting to json")
local data_in = string.split(n_file:read("*a"), "\n")
for _, e in ipairs(data_in) do
e = e:trim()
if e ~= "" and e:sub(1, 1) ~= "#" then
table.insert(nodes_data.remove, e)
end
end
n_file:close()
os.rename(n_path_old, n_path_old .. ".old") -- don't read deprecated file again
end
-- END: backward compat
nodes_data.remove = aux.clean_duplicates(nodes_data.remove)
-- update json file with any changes
aux.update_world_data("nodes", nodes_data)
core.register_lbm({
name = "cleaner:remove_nodes",
nodenames = {"group:to_remove"},
run_at_every_load = true,
action = function(pos, node)
core.remove_node(pos)
end,
})
core.register_lbm({
name = "cleaner:replace_nodes",
nodenames = {"group:to_replace"},
run_at_every_load = true,
action = function(pos, node)
local new_node_name = cleaner.get_replace_nodes()[node.name]
if core.registered_nodes[new_node_name] then
core.swap_node(pos, {name=new_node_name})
else
cleaner.log("error", "cannot replace with unregistered node \"" .. tostring(new_node_name) .. "\"")
end
end,
})
core.register_on_mods_loaded(function()
for _, n in ipairs(nodes_data.remove) do
cleaner.log("action", "registering node for removal: " .. n)
cleaner.register_node_removal(n)
end
for n_old, n_new in pairs(nodes_data.replace) do
cleaner.log("action", "registering node \"" .. n_old .. "\" to be replaced with \"" .. n_new .. "\"")
cleaner.register_node_replacement(n_old, n_new)
end
end)