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Add access cards (#88)
* add access cards * colored cards * rename / recipes * impl * crafting fix * indent fixes * door groups fix (should not be diggable by hand) --------- Co-authored-by: BuckarooBanzay <BuckarooBanzay@users.noreply.github.com>
This commit is contained in:
Buckaroo Banzai
GitHub
254
access_card.lua
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254
access_card.lua
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@ -0,0 +1,254 @@
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local FORMSPEC_NAME = "scifi_nodes:access_card_configure"
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local function create_id()
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local template = "xxxxxx"
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return string.gsub(template, '[x]', function ()
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return string.format('%x', math.random(0, 0xf))
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end)
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end
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local function get_door_access_table(meta)
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local str = meta:get_string("access")
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if str == "" then
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-- no config
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return {}
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else
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return minetest.deserialize(str) or {}
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end
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end
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local function set_door_access_table(meta, at)
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if next(at) then
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meta:set_string("access", minetest.serialize(at))
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else
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meta:set_string("access", "")
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end
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end
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function scifi_nodes.door_check_access_card(node_pos, itemstack, player)
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local node_meta = minetest.get_meta(node_pos)
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local access_table = get_door_access_table(node_meta)
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if not next(access_table) then
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-- access not restricted
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return true
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end
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local playername = player:get_player_name()
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if itemstack:get_name() ~= "scifi_nodes:access_card" then
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minetest.chat_send_player(playername, minetest.colorize("#ff0000", "Access denied: no access card detected!"))
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minetest.sound_play("scifi_nodes_scanner_refused", { pos = node_pos, max_hear_distance = 10 })
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return false
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end
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local item_meta = itemstack:get_meta()
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local id = item_meta:get_string("id")
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if id == "" then
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minetest.chat_send_player(playername, minetest.colorize("#ff0000", "Access denied: unconfigured access card"))
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minetest.sound_play("scifi_nodes_scanner_refused", { pos = node_pos, max_hear_distance = 10 })
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return false
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end
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if not access_table[id] then
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minetest.chat_send_player(playername, minetest.colorize("#ff0000", "Access denied: invalid access card"))
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minetest.sound_play("scifi_nodes_scanner_refused", { pos = node_pos, max_hear_distance = 10 })
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return false
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end
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minetest.sound_play("scifi_nodes_scanner_granted", { pos = node_pos, max_hear_distance = 10 })
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return true
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end
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-- using a card against a door toggles the access to it
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local function on_use(itemstack, player, pointed_thing)
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local playername = player:get_player_name()
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local pos = pointed_thing.under
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if not pos then
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-- nothing selected
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return
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end
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if minetest.is_protected(pos, playername) then
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-- protected
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return
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end
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local node = minetest.get_node(pos)
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local node_def = minetest.registered_nodes[node.name]
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if not node_def.groups or not node_def.groups.scifi_nodes_door then
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-- incompatible node
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return
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end
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local item_meta = itemstack:get_meta()
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local card_id = item_meta:get_string("id")
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if card_id == "" then
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minetest.chat_send_player(playername, "Access card is unconfigured")
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return
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end
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local card_name = item_meta:get_string("name")
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local node_meta = minetest.get_meta(pos)
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local access_table = get_door_access_table(node_meta)
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if access_table[card_id] then
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-- remove access
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access_table[card_id] = nil
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minetest.chat_send_player(playername, "Revoked access to card-id '" .. card_id .. "'")
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minetest.sound_play("scifi_nodes_scanner_refused", { pos = pos, max_hear_distance = 10 })
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else
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-- grant access
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access_table[card_id] = card_name
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minetest.chat_send_player(playername, "Granted access to card-id '" .. card_id .. "'")
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minetest.sound_play("scifi_nodes_scanner_granted", { pos = pos, max_hear_distance = 10 })
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end
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local msg = ""
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if next(access_table) then
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msg = msg .. "Current registered cards: "
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for id, name in pairs(access_table) do
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msg = msg .. "Name: '" .. name .. "' ID: '" .. id .. "' / "
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end
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else
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-- access table is empty
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msg = "No access-card left in access-table, door is free to use"
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end
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minetest.chat_send_player(playername, msg)
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-- set new access table
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set_door_access_table(node_meta, access_table)
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end
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local function configure_access_card(meta, name)
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local id = meta:get_string("id")
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if id == "" then
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-- set new id
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id = create_id()
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meta:set_string("id", id)
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end
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meta:set_string("name", name)
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meta:set_string("description", "Access card '" .. name .. "' (id: '" .. id .. "')")
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end
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-- right-click with a card for rename/configuration
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local function on_secondary_use(itemstack, player, pointed_thing)
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local meta = itemstack:get_meta()
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if meta:get_string("id") == "" then
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-- initial configuration
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configure_access_card(meta, "")
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end
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local name = meta:get_string("name")
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minetest.show_formspec(player:get_player_name(), FORMSPEC_NAME, [[
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size[10,1.4]
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real_coordinates[true]
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field[0.1,0.4;7,0.8;name;Name;]] .. minetest.formspec_escape(name) .. [[]
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button_exit[7.3,0.4;2.5,0.8;save;Save]
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]])
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return itemstack
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end
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minetest.register_on_player_receive_fields(function(player, formname, fields)
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if formname ~= FORMSPEC_NAME then
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-- wrong formspec
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return false
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end
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if not fields.save and not fields.key_enter_field then
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-- quit
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return true
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end
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local itemstack = player:get_wielded_item()
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if itemstack:get_name() ~= "scifi_nodes:access_card" then
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-- invalid item
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return true
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end
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local meta = itemstack:get_meta()
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configure_access_card(meta, fields.name or "")
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player:set_wielded_item(itemstack)
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end)
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minetest.register_craftitem("scifi_nodes:access_card", {
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description = "Access card (unconfigured)",
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inventory_image = "scifi_nodes_access_card.png",
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palette = "unifieddyes_palette_extended.png",
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stack_max = 1,
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paramtype2 = "color",
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on_use = on_use,
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on_secondary_use = on_secondary_use,
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groups = {
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ud_param2_colorable = 1
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}
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})
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-- initial recipe
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minetest.register_craft({
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output = "scifi_nodes:access_card",
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recipe = {
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{"scifi_nodes:white2", "", ""},
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{"scifi_nodes:white_pad", "", ""},
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{"scifi_nodes:white2", "", ""}
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}
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})
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-- copy recipe
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minetest.register_craft({
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output = "scifi_nodes:access_card",
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recipe = {
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{"scifi_nodes:access_card", "scifi_nodes:white_pad", ""},
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{"", "", ""},
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{"", "", ""}
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}
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})
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minetest.register_on_craft(function(itemstack, player, old_craft_grid, craft_inv)
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if itemstack:get_name() ~= "scifi_nodes:access_card" then
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return
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end
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local original
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local index
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for i = 1, #old_craft_grid do
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if old_craft_grid[i]:get_name() == "scifi_nodes:access_card" then
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original = old_craft_grid[i]
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index = i
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break
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end
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end
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if not original then
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return
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end
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-- copy metadata
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local src_meta = original:get_meta()
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local dst_meta = itemstack:get_meta()
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local copy_fields = {"id", "name", "description"}
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for _, fieldname in ipairs(copy_fields) do
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dst_meta:set_string(fieldname, src_meta:get_string(fieldname))
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end
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if old_craft_grid[2]:get_name() == "scifi_nodes:white_pad" then
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-- keep original item if the copy-recipe is used
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craft_inv:set_stack("craft", index, original)
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end
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end)
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if minetest.get_modpath("unifieddyes") then
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-- add colored crafts
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unifieddyes.register_color_craft({
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output = "scifi_nodes:access_card",
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palette = "extended",
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neutral_node = "scifi_nodes:access_card",
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recipe = {
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"NEUTRAL_NODE",
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"MAIN_DYE"
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},
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type = "shapeless"
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})
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end
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