613 lines
18 KiB
Lua
613 lines
18 KiB
Lua
local S = minetest.get_translator("crafting")
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-- Crafting menu display modes
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local MODE_CRAFTABLE = 1 -- crafting guide mode, show all recipes (default)
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local MODE_GUIDE = 2 -- craftable mode, only show recipes craftable from input slots
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--
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-- API
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--
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crafting = {}
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-- Callbacks
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crafting.callbacks = {}
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-- Array of registered craft recipes
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crafting.registered_crafts = {}
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-- User table of last selected row etc.
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crafting.userdata = {}
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-- Crafting can only take 4 itemstacks as input for sanity/interface reasons
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crafting.max_inputs = 4
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-- Default crafting definition values
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crafting.default_craftdef = {
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output = nil,
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items = {},
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groups = {},
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}
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function crafting.register_craft(def)
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if def.output == nil then
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minetest.log("warning",
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"No output for craft recipe")
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return
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end
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local itemstack = ItemStack(def.output)
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local itemkey = itemstack:to_string()
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-- Each output item may only be used once. There can't be 2 recipes with
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-- the exact same output
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assert(crafting.registered_crafts[itemkey] == nil, "Crafting recipe collision! itemkey="..itemkey.." def="..dump(def))
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if not minetest.registered_items[itemstack:get_name()] then
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minetest.log("warning",
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"Trying to register craft " .. itemkey
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.. " that has an unknown output item")
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end
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local craftdef = {
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output = itemstack,
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items = def.items or crafting.default_craftdef.items,
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groups = def.groups or crafting.default_craftdef.groups,
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}
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if #craftdef.items > crafting.max_inputs then
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minetest.log("warning",
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"Attempting to register craft " .. itemkey .." with more than "
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.. crafting.max_inputs .. " inputs, allowing")
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end
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for i = 1, crafting.max_inputs do
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if craftdef.items[i] ~= nil then
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craftdef.items[i] = ItemStack(craftdef.items[i])
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end
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end
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crafting.registered_crafts[itemkey] = craftdef
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minetest.log("info", "Registered recipe for " .. itemkey)
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end
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function crafting.get_crafts(player_inventory)
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local results = {}
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local function get_filtered()
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for craftname, craftdef in pairs(crafting.registered_crafts) do
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local contains_all = true
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for c=1, #craftdef.items do
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local name = craftdef.items[c]:get_name()
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if string.sub(name, 1, 6) == "group:" then
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local group = string.sub(name, 7)
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local gcount = craftdef.items[c]:get_count()
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local items_in = player_inventory:get_list("craft_in")
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if items_in == nil then
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contains_all = false
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break
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end
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local count = 0
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for i=1, #items_in do
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if minetest.get_item_group(items_in[i]:get_name(), group) ~= 0 then
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count = count + items_in[i]:get_count()
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end
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end
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if count < gcount then
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contains_all = false
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break
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end
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elseif not player_inventory:contains_item("craft_in", craftdef.items[c]) then
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contains_all = false
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break
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end
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end
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if contains_all then
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table.insert(results, craftname)
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end
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end
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end
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local function get_all()
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for craftname, _ in pairs(crafting.registered_crafts) do
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table.insert(results, craftname)
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end
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end
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if player_inventory == nil then
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get_all()
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else
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get_filtered()
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end
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local function sort_function(a, b)
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local a_itemn = ItemStack(a):get_name()
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local b_itemn = ItemStack(b):get_name()
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local a_name = minetest.registered_items[a_itemn].description
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local b_name = minetest.registered_items[b_itemn].description
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return a_name < b_name
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end
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table.sort(results, sort_function)
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return results
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end
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function crafting.register_on_craft(func)
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if not crafting.callbacks.on_craft then
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crafting.callbacks.on_craft = {}
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end
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table.insert(crafting.callbacks.on_craft, func)
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end
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function crafting.craft(player, wanted, wanted_count, output, items)
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-- `output` can be any ItemStack value
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-- Duplicate items in `items` should work correctly
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local craftdef = crafting.registered_crafts[wanted:to_string()]
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if craftdef == nil then
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minetest.log("warning",
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"Tried to craft an unregistered item " .. wanted:to_string())
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return nil
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end
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-- Check for validity
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local craft_count = wanted_count
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for i = 1, crafting.max_inputs do
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local required_itemstack = ItemStack(craftdef.items[i])
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local itemc = 0
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local group = string.match(required_itemstack:get_name(), "group:(.*)")
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if required_itemstack ~= nil and required_itemstack:get_count() ~= 0 then
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for j = 1, crafting.max_inputs do
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local input_itemstack = ItemStack(items[j])
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if (group ~= nil
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and minetest.get_item_group(input_itemstack:get_name(), group) ~= 0)
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or (input_itemstack ~= nil
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and input_itemstack:get_name() == required_itemstack:get_name()) then
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itemc = itemc + input_itemstack:get_count()
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end
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end
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craft_count = math.min(craft_count,
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math.floor(itemc / required_itemstack:get_count()))
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if craft_count < 1 then
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return nil -- Not enough items to craft
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end
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end
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end
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-- Put stuff in output stack
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local free_space = wanted:get_stack_max() - output:get_count()
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if free_space < (craft_count * craftdef.output:get_count()) then
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craft_count = math.floor(free_space / craftdef.output:get_count())
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end
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if craft_count < 1 then
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return nil -- Can't hold any output
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end
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output:add_item(
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ItemStack({
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name = craftdef.output:get_name(),
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count = craftdef.output:get_count() * craft_count
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}))
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-- Iterate through second time to take items used for crafting
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local function remove_used_item(itemn, count)
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local items_required = count
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local group = string.match(itemn, "group:(.*)")
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for i = 1, crafting.max_inputs do
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local input_itemstack = ItemStack(items[i])
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if (group ~= nil
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and minetest.get_item_group(input_itemstack:get_name(), group) ~= 0)
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or (items[i] ~= nil
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and input_itemstack:get_name() == itemn) then
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local items_left = items_required - input_itemstack:get_count()
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input_itemstack:take_item(items_required)
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if items_left > 0 then
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items_required = items_required - (items_required - items_left)
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else
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items[i] = input_itemstack:to_table()
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break
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end
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items[i] = input_itemstack:to_table()
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end
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end
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end
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for i = 1, crafting.max_inputs do
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local required_itemstack = ItemStack(craftdef.items[i])
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if craftdef.items[i] ~= nil then
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remove_used_item(required_itemstack:get_name(),
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required_itemstack:get_count() * craft_count)
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end
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end
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for _, func in ipairs(crafting.callbacks.on_craft) do
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for i = 1, (craftdef.output:get_count() * craft_count) do
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func(output, player)
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end
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end
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return {items = items, output = output}
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end
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local form = default.ui.get_page("default:2part")
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form = form .. "field[-1,-1;0,0;crafting_tracker;;]"
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form = form .. "list[current_player;main;0.25,4.75;8,4;]"
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form = form .. default.ui.get_hotbar_itemslot_bg(0.25, 4.75, 8, 1)
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form = form .. default.ui.get_itemslot_bg(0.25, 5.75, 8, 3)
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form = form .. "list[current_player;craft_in;0.25,0.25;1,4;]"
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form = form .. "list[current_player;craft_out;7.25,3.25;1,1;]"
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form = form .. "listring[current_player;main]"
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form = form .. "listring[current_player;craft_in]"
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form = form .. "listring[current_player;main]"
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form = form .. "listring[current_player;craft_out]"
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form = form .. default.ui.get_itemslot_bg(0.25, 0.25, 1, 4)
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form = form .. default.ui.get_itemslot_bg(7.25, 3.25, 1, 1)
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form = form .. default.ui.button(7.25, 1.25, 1, 1, "do_craft_1", "1")
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form = form .. default.ui.button(7.25, 2.25, 1, 1, "do_craft_10", "10")
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form = form .. "tableoptions[background=#DDDDDD30]"
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form = form .. "tablecolumns[text,align=left,width=2;text,align=left,width=40]"
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default.ui.register_page("crafting:crafting", form)
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function crafting.get_formspec(name, select_item)
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local row = 1
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if crafting.userdata[name] ~= nil then
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row = crafting.userdata[name].row
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end
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local inv = minetest.get_player_by_name(name):get_inventory()
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local craft_list = ""
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local craftitems
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if crafting.userdata[name] and crafting.userdata[name].mode == MODE_GUIDE then
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craftitems = crafting.get_crafts()
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else
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craftitems = crafting.get_crafts(inv)
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end
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if select_item == nil then
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if row > #craftitems then
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row = #craftitems
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if crafting.userdata[name] ~= nil then
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crafting.userdata[name].row = row
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end
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elseif row < 1 and #craftitems >= 1 then
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row = 1
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if crafting.userdata[name] ~= nil then
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crafting.userdata[name].row = row
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end
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end
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end
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local selected_craftdef = nil
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local craft_count = 0
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for i, itemn in ipairs(craftitems) do
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local itemstack = ItemStack(itemn)
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local itemname = itemstack:get_name()
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local itemdef = minetest.registered_items[itemname]
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if select_item then
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if itemn == select_item then
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selected_craftdef = crafting.registered_crafts[itemn]
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row = i
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if crafting.userdata[name] ~= nil then
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crafting.userdata[name].row = row
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end
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end
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elseif i == row then
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selected_craftdef = crafting.registered_crafts[itemn]
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end
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if itemdef ~= nil then
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local craftdef = crafting.registered_crafts[itemn]
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if craft_list ~= "" then
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craft_list = craft_list .. ","
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end
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if itemstack:get_count() ~= 1 then
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craft_list = craft_list .. minetest.formspec_escape(itemstack:get_count())
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end
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local desc = itemdef.description
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-- Cut off item description after first newline
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local firstnewline = string.find(desc, "\n")
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if firstnewline then
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desc = string.sub(desc, 1, firstnewline-1)
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end
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craft_list = craft_list .. "," .. minetest.formspec_escape(desc)
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craft_count = craft_count + 1
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end
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end
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if select_item and (not selected_craftdef) and #craftitems > 0 then
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row = 1
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selected_craftdef = crafting.registered_crafts[craftitems[row]]
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if crafting.userdata[name] ~= nil then
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crafting.userdata[name].row = row
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end
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end
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local form = default.ui.get_page("crafting:crafting")
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if craft_count > 0 then
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form = form .. "table[2.25,0.25;4.75,3.75;craft_list;" .. craft_list
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.. ";" .. row .. "]"
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end
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if selected_craftdef ~= nil then
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if selected_craftdef.items[1] ~= nil then
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form = form .. default.ui.fake_itemstack_any(
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1.25, 0.25, selected_craftdef.items[1], "craftex_in_1")
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end
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if selected_craftdef.items[2] ~= nil then
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form = form .. default.ui.fake_itemstack_any(
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1.25, 1.25, selected_craftdef.items[2], "craftex_in_2")
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end
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if selected_craftdef.items[3] ~= nil then
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form = form .. default.ui.fake_itemstack_any(
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1.25, 2.25, selected_craftdef.items[3], "craftex_in_3")
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end
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if selected_craftdef.items[4] ~= nil then
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form = form .. default.ui.fake_itemstack_any(
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1.25, 3.25, selected_craftdef.items[4], "craftex_in_4")
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end
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if selected_craftdef.output ~= nil then
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form = form .. default.ui.fake_itemstack_any(
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7.25, 0.25, selected_craftdef.output, "craftex_out")
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end
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end
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local guide_icon, guide_tip
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if crafting.userdata[name] and crafting.userdata[name].mode == MODE_GUIDE then
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guide_icon = "ui_icon_craftingguide_active.png"
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guide_tip = S("Show only craftable recipes")
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else
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guide_icon = "ui_icon_craftingguide.png"
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guide_tip = S("Show all recipes")
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end
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form = form .. default.ui.tab(8.4, 0.5, "toggle_filter", guide_icon, guide_tip, "right")
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return form
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end
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local function clear_craft_slots(player)
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local inv = player:get_inventory()
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-- Move items out of input and output slots
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local items_moved = false
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local pos = player:get_pos()
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local lists = { "craft_out", "craft_in" }
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for l = 1, #lists do
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local list = lists[l]
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for i = 1, inv:get_size(list) do
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local itemstack = inv:get_stack(list, i)
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if not itemstack:is_empty() then
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if inv:room_for_item("main", itemstack) then
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inv:add_item("main", itemstack)
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else
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item_drop.drop_item(pos, itemstack)
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end
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itemstack:clear()
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inv:set_stack(list, i, itemstack)
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items_moved = true
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end
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end
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end
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if items_moved then
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player:set_inventory_formspec(crafting.get_formspec(player:get_player_name()))
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end
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end
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local function on_player_receive_fields(player, form_name, fields)
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local inv = player:get_inventory()
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if fields.quit then
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clear_craft_slots(player)
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end
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if fields.crafting_tracker == nil then
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return
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end
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local name = player:get_player_name()
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local do_craft_1, do_craft_10 = false, false
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if fields.craft_list then
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-- Double-click on list entry crafts single time
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local selection = minetest.explode_table_event(fields.craft_list)
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if selection.type == "DCL" then
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do_craft_1 = true
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end
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else
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do_craft_1 = fields.do_craft_1 ~= nil
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end
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do_craft_10 = fields.do_craft_10 ~= nil
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if do_craft_1 or do_craft_10 then
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local craftitems
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if crafting.userdata[name] and crafting.userdata[name].mode == MODE_GUIDE then
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craftitems = crafting.get_crafts()
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else
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craftitems = crafting.get_crafts(inv)
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end
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local old_item = nil
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if crafting.userdata[name] then
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old_item = craftitems[crafting.userdata[name].row]
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end
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local wanted_itemstack = ItemStack(craftitems[crafting.userdata[name].row])
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local output_itemstack = inv:get_stack("craft_out", 1)
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if output_itemstack:get_name() ~= wanted_itemstack:get_name()
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and output_itemstack:get_count() ~= 0 then
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return -- Different item type in output already
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end
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local count = 1
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if do_craft_1 then
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count = 1
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elseif do_craft_10 then
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count = 10
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else
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return
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end
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local crafted = crafting.craft(player, wanted_itemstack, count,
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output_itemstack, inv:get_list("craft_in"))
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if crafted then
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inv:set_stack("craft_out", 1, "")
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if inv:room_for_item("craft_out", crafted.output) then
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inv:set_stack("craft_out", 1, crafted.output)
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local new_list = {}
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for i=1, #crafted.items do
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new_list[i] = ItemStack(crafted.items[i])
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end
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inv:set_list("craft_in", new_list)
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crafting.update_crafting_formspec(player, old_item)
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end
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end
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elseif fields.craft_list then
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local selection = minetest.explode_table_event(fields.craft_list)
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if selection.type == "CHG" then
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crafting.userdata[name].row = selection.row
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minetest.show_formspec(name, "crafting:crafting",
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crafting.get_formspec(name))
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end
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elseif fields.toggle_filter then
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local craftitems
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if crafting.userdata[name] and crafting.userdata[name].mode == MODE_GUIDE then
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craftitems = crafting.get_crafts()
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else
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craftitems = crafting.get_crafts(inv)
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end
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local old_item = craftitems[crafting.userdata[name].row]
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if crafting.userdata[name].mode == MODE_GUIDE then
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|
crafting.userdata[name].mode = MODE_CRAFTABLE
|
|
else
|
|
crafting.userdata[name].mode = MODE_GUIDE
|
|
end
|
|
|
|
minetest.show_formspec(name, "crafting:crafting",
|
|
crafting.get_formspec(name, old_item))
|
|
end
|
|
|
|
player:set_inventory_formspec(crafting.get_formspec(name))
|
|
end
|
|
|
|
function crafting.update_crafting_formspec(player, old_item)
|
|
local name = player:get_player_name()
|
|
local newform = crafting.get_formspec(name, old_item)
|
|
minetest.show_formspec(name, "crafting:crafting", newform)
|
|
player:set_inventory_formspec(newform)
|
|
end
|
|
|
|
minetest.register_allow_player_inventory_action(function(player, action, inventory, inventory_info)
|
|
if action == "put" then
|
|
if inventory_info.listname == "craft_out" then
|
|
return 0
|
|
end
|
|
elseif action == "move" then
|
|
if inventory_info.to_list == "craft_out" then
|
|
return 0
|
|
end
|
|
end
|
|
end)
|
|
|
|
minetest.register_on_player_inventory_action(function(player, action, inventory, inventory_info)
|
|
if action == "move" then
|
|
if inventory_info.from_list == "craft_in" or inventory_info.to_list == "craft_in" then
|
|
crafting.update_crafting_formspec(player)
|
|
end
|
|
elseif action == "put" or action == "take" then
|
|
if inventory_info.listname == "craft_in" then
|
|
crafting.update_crafting_formspec(player)
|
|
end
|
|
end
|
|
end)
|
|
|
|
local function on_joinplayer(player)
|
|
local name = player:get_player_name()
|
|
|
|
local inv = player:get_inventory()
|
|
|
|
if crafting.userdata[name] == nil then
|
|
crafting.userdata[name] = {row = 1, mode = MODE_CRAFTABLE}
|
|
end
|
|
|
|
if inv:get_size("craft_in") ~= 4 then
|
|
inv:set_size("craft_in", 4)
|
|
end
|
|
|
|
if inv:get_size("craft_out") ~= 1 then
|
|
inv:set_size("craft_out", 1)
|
|
end
|
|
|
|
clear_craft_slots(player)
|
|
end
|
|
|
|
local function on_leaveplayer(player)
|
|
local name = player:get_player_name()
|
|
|
|
crafting.userdata[name] = nil
|
|
end
|
|
|
|
if minetest.get_modpath("drop_items_on_die") ~= nil then
|
|
drop_items_on_die.register_listname("craft_in")
|
|
drop_items_on_die.register_listname("craft_out")
|
|
end
|
|
|
|
minetest.register_on_joinplayer(on_joinplayer)
|
|
minetest.register_on_leaveplayer(on_leaveplayer)
|
|
minetest.register_on_player_receive_fields(on_player_receive_fields)
|
|
|
|
default.log("api", "loaded")
|