craftguide/init.lua

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local craftguide, datas, mt = {}, {searches = {}}, minetest
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local progressive_mode = mt.settings:get_bool("craftguide_progressive_mode")
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local sfinv_only = mt.settings:get_bool("craftguide_sfinv_only")
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local get_recipe, get_recipes = mt.get_craft_recipe, mt.get_all_craft_recipes
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local get_result, show_formspec = mt.get_craft_result, mt.show_formspec
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local reg_items = mt.registered_items
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craftguide.path = minetest.get_modpath("craftguide")
-- Intllib
local S = dofile(craftguide.path .. "/intllib.lua")
craftguide.intllib = S
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-- Lua 5.3 removed `table.maxn`, use this alternative in case of breakage:
-- https://github.com/kilbith/xdecor/blob/master/handlers/helpers.lua#L1
local remove, maxn, sort = table.remove, table.maxn, table.sort
local min, max, floor, ceil = math.min, math.max, math.floor, math.ceil
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local unpack = unpack
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local DEFAULT_SIZE = 10
local MIN_LIMIT, MAX_LIMIT = 9, 12
DEFAULT_SIZE = min(MAX_LIMIT, max(MIN_LIMIT, DEFAULT_SIZE))
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local GRID_LIMIT = 5
local group_stereotypes = {
wool = "wool:white",
dye = "dye:white",
water_bucket = "bucket:bucket_water",
vessel = "vessels:glass_bottle",
coal = "default:coal_lump",
flower = "flowers:dandelion_yellow",
mesecon_conductor_craftable = "mesecons:wire_00000000_off",
}
function craftguide:group_to_item(item)
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if item:sub(1,6) == "group:" then
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local itemsub = item:sub(7)
if group_stereotypes[itemsub] then
item = group_stereotypes[itemsub]
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elseif reg_items["default:" .. itemsub] then
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item = item:gsub("group:", "default:")
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else
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for name, def in pairs(reg_items) do
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if def.groups[item:match("[^,:]+$")] then
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item = name
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end
end
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end
end
return item:sub(1,6) == "group:" and "" or item
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end
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local function extract_groups(str)
if str:sub(1,6) ~= "group:" then return end
return str:sub(7):split(",")
end
local function colorize(str)
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-- If client <= 0.4.14, don't colorize for compatibility.
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return mt.colorize and mt.colorize("#FFFF00", str) or str
end
local function get_fueltime(item)
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return get_result({method = "fuel", width = 1, items = {item}}).time
end
function craftguide:get_tooltip(item, recipe_type, cooktime, groups)
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local tooltip, item_desc = "tooltip[" .. item .. ";", ""
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local fueltime = get_fueltime(item)
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local has_extras = groups or recipe_type == "cooking" or fueltime > 0
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if reg_items[item] then
if not groups then
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item_desc = reg_items[item].description
end
else
return tooltip .. S("Unknown Item (@1)", item) .. "]"
end
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if groups then
local groupstr = ""
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for i = 1, #groups do
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groupstr = groupstr ..
colorize(groups[i]) .. (groups[i + 1] and ", " or "")
end
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tooltip = tooltip ..
S("Any item belonging to the group(s)") .. ": " .. groupstr
end
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if recipe_type == "cooking" then
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tooltip = tooltip .. item_desc .. "\n" ..
S("Cooking time") .. ": " .. colorize(cooktime)
end
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if fueltime > 0 then
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tooltip = tooltip .. item_desc .. "\n" ..
S("Burning time") .. ": " .. colorize(fueltime)
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end
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return has_extras and tooltip .. "]" or ""
end
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function craftguide:get_recipe(iY, xoffset, recipe_num, recipes, show_usage)
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local formspec, recipes_total = "", #recipes
if recipes_total > 1 then
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formspec = formspec ..
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"button[0," .. (iY + (sfinv_only and 3.8 or 3.3)) ..
";2,1;alternate;" .. S("Alternate") .. "]" ..
"label[0," .. (iY + (sfinv_only and 3.3 or 2.8)) .. ";" ..
(show_usage and S("Usage") or S("Recipe")) .. " " ..
S("@1 of @2", recipe_num, recipes_total) .. "]"
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end
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local recipe_type = recipes[recipe_num].type
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local items = recipes[recipe_num].items
local width = recipes[recipe_num].width
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if recipe_type == "cooking" or (recipe_type == "normal" and width == 0) then
local icon = recipe_type == "cooking" and "furnace" or "shapeless"
formspec = formspec ..
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"image[" .. (xoffset - 0.8) .. "," .. (iY + (sfinv_only and 2.2 or 1.7)) ..
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";0.5,0.5;craftguide_" .. icon .. ".png]"
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end
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if width == 0 then
width = min(3, #items)
end
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local rows = ceil(maxn(items) / width)
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if recipe_type == "normal" and (width > GRID_LIMIT or rows > GRID_LIMIT) then
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formspec = formspec ..
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"label[" .. xoffset .. "," .. (iY + 2) .. ";" ..
S("Recipe is too big to\nbe displayed (@1x@2)", width, rows) .. "]"
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else
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local btn_size = 1
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for i, v in pairs(items) do
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local X = (i - 1) % width + xoffset
local Y = ceil(i / width + (iY + 2) - min(2, rows))
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if recipe_type == "normal" and (width > 3 or rows > 3) then
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btn_size = width > 3 and 3 / width or 3 / rows
X = btn_size * (i % width) + xoffset
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Y = btn_size * floor((i - 1) / width) + (iY + 3) - min(2, rows)
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end
local groups = extract_groups(v)
local label = groups and "\nG" or ""
local item_r = self:group_to_item(v)
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local tltip = self:get_tooltip(item_r, recipe_type, width, groups)
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formspec = formspec ..
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"item_image_button[" .. X .. "," ..
(Y + (sfinv_only and 0.7 or 0.2)) .. ";" ..
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btn_size .. "," .. btn_size .. ";" .. item_r ..
";" .. item_r .. ";" .. label .. "]" .. tltip
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end
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end
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local output = recipes[recipe_num].output
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return formspec ..
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"image[" .. (xoffset - 1) .. "," .. (iY + (sfinv_only and 2.85 or 2.35)) ..
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";0.9,0.7;craftguide_arrow.png]" ..
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"item_image_button[" .. (xoffset - 2) .. "," ..
(iY + (sfinv_only and 2.7 or 2.2)) .. ";1,1;" ..
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output .. ";" .. output .. ";]" ..
self:get_tooltip(output:match("%S+"))
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end
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function craftguide:get_formspec(player_name, is_fuel)
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local data = datas[player_name]
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local iY = sfinv_only and 4 or data.iX - 5
local ipp = data.iX * iY
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if not data.items then
data.items = datas.init_items
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end
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data.pagemax = max(1, ceil(#data.items / ipp))
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local formspec = ""
if not sfinv_only then
formspec = formspec ..
"size[" .. (data.iX - 0.35) .. "," .. (iY + 4) .. ";]" ..
"background[1,1;1,1;craftguide_bg.png;true]" ..
"tooltip[size_inc;" .. S("Increase window size") .. "]" ..
"tooltip[size_dec;" .. S("Decrease window size") .. "]" ..
"button[" .. (data.iX * 0.48) .. ",-0.02;0.7,1;size_inc;+]" ..
"button[" .. ((data.iX * 0.48) + 0.5) .. ",-0.02;0.7,1;size_dec;-]"
end
formspec = formspec .. [[
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button[2.4,0.23;0.8,0.5;search;?]
button[3.05,0.23;0.8,0.5;clear;X]
field_close_on_enter[filter;false]
]] ..
"tooltip[search;" .. S("Search") .. "]" ..
"tooltip[clear;" .. S("Reset") .. "]" ..
"tooltip[prev;" .. S("Previous page") .. "]" ..
"tooltip[next;" .. S("Next page") .. "]" ..
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"button[" .. (data.iX - 3.1) .. ",0;0.8,0.95;prev;<]" ..
"label[" .. (data.iX - 2.2) .. ",0.18;" ..
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colorize(data.pagenum) .. " / " .. data.pagemax .. "]" ..
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"button[" .. (data.iX - 1.2) .. ",0;0.8,0.95;next;>]" ..
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"field[0.3,0.32;2.5,1;filter;;" .. mt.formspec_escape(data.filter) .. "]"
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local even_num = data.iX % 2 == 0
local xoffset = data.iX / 2 + (even_num and 0.5 or 0)
if not next(data.items) then
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formspec = formspec ..
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"label[" .. (xoffset - (even_num and 1.5 or 1)) .. ",2;" ..
S("No item to show") .. "]"
end
local first_item = (data.pagenum - 1) * ipp
for i = first_item, first_item + ipp - 1 do
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local name = data.items[i + 1]
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if not name then break end
local X = i % data.iX
local Y = (i % ipp - X) / data.iX + 1
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formspec = formspec ..
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"item_image_button[" .. (X - (X * 0.05)) .. "," .. Y .. ";1.1,1.1;" ..
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name .. ";" .. name .. "_inv;]"
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end
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if data.item and reg_items[data.item] then
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if not data.recipes_item or (is_fuel and not get_recipe(data.item).items) then
formspec = formspec ..
"image[" .. (xoffset - 1) .. "," .. (iY + 2.35) ..
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";0.9,0.7;craftguide_arrow.png]" ..
"item_image_button[" .. xoffset .. "," .. (iY + 2.2) ..
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";1,1;" .. data.item .. ";" .. data.item .. ";]" ..
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self:get_tooltip(data.item) ..
"image[" .. (xoffset - 2) .. "," ..
(iY + 2.18) .. ";1,1;craftguide_fire.png]"
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else
local show_usage = data.show_usage
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formspec = formspec ..
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self:get_recipe(iY, xoffset,
data.rnum,
(show_usage and data.usages or data.recipes_item),
show_usage)
end
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end
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data.formspec = formspec
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if sfinv_only then
return formspec
else
show_formspec(player_name, "craftguide", formspec)
end
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end
local function player_has_item(T)
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for i = 1, #T do
if T[i] then
return true
end
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end
end
local function group_to_items(group)
local items_with_group, counter = {}, 0
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for name, def in pairs(reg_items) do
if def.groups[group:sub(7)] then
counter = counter + 1
items_with_group[counter] = name
end
end
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return items_with_group
end
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local function item_in_inv(inv, item)
return inv:contains_item("main", item)
end
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function craftguide:recipe_in_inv(inv, item_name, recipes_f)
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local recipes = recipes_f or get_recipes(item_name) or {}
local show_item_recipes = {}
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for i = 1, #recipes do
show_item_recipes[i] = true
for _, item in pairs(recipes[i].items) do
local group_in_inv = false
if item:sub(1,6) == "group:" then
local groups = group_to_items(item)
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for j = 1, #groups do
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if item_in_inv(inv, groups[j]) then
group_in_inv = true
end
end
end
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if not group_in_inv and not item_in_inv(inv, item) then
show_item_recipes[i] = false
end
end
end
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for i = #show_item_recipes, 1, -1 do
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if not show_item_recipes[i] then
remove(recipes, i)
end
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end
return recipes, player_has_item(show_item_recipes)
end
function craftguide:get_init_items()
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local items_list, counter = {}, 0
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for name, def in pairs(reg_items) do
local is_fuel = get_fueltime(name) > 0
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if (not (def.groups.not_in_craft_guide == 1 or
def.groups.not_in_creative_inventory == 1)) and
(get_recipe(name).items or is_fuel) and
def.description and def.description ~= "" then
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counter = counter + 1
items_list[counter] = name
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end
end
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sort(items_list)
datas.init_items = items_list
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end
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function craftguide:get_filter_items(data, player)
local filter = data.filter
if datas.searches[filter] then
data.items = datas.searches[filter]
return
end
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local items_list = progressive_mode and data.init_filter_items or datas.init_items
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local inv = player:get_inventory()
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local filtered_list, counter = {}, 0
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for i = 1, #items_list do
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local item = items_list[i]
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local item_desc = reg_items[item].description:lower()
if filter ~= "" then
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if item:find(filter, 1, true) or item_desc:find(filter, 1, true) then
counter = counter + 1
filtered_list[counter] = item
end
elseif progressive_mode then
local _, has_item = self:recipe_in_inv(inv, item)
if has_item then
counter = counter + 1
filtered_list[counter] = item
end
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end
end
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if progressive_mode then
if not data.items then
data.init_filter_items = filtered_list
end
elseif filter ~= "" then
-- Cache the results only if searched 2 times
if datas.searches[filter] == nil then
datas.searches[filter] = false
else
datas.searches[filter] = filtered_list
end
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end
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data.items = filtered_list
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end
function craftguide:get_item_usages(item)
local usages = {}
for name, def in pairs(reg_items) do
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if not (def.groups.not_in_craft_guide == 1 or
def.groups.not_in_creative_inventory == 1) and
get_recipe(name).items and def.description and def.description ~= "" then
local recipes = get_recipes(name)
for i = 1, #recipes do
local recipe = recipes[i]
local items = recipe.items
for j = 1, #items do
if items[j] == item then
usages[#usages + 1] = {
type = recipe.type,
items = items,
width = recipe.width,
output = recipe.output,
}
break
end
end
end
end
end
return usages
end
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local function get_fields(player, ...)
local args = {...}
local formname, fields
if #args == 1 then
formname = "craftguide"
fields = args[1]
else
formname, fields = unpack(args)
end
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if formname ~= "craftguide" then return end
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local player_name = player:get_player_name()
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local data = datas[player_name]
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local show_fs = function(is_fuel)
local context = sfinv.get_or_create_context(player)
context.fuel = is_fuel
if sfinv_only then
sfinv.set_player_inventory_formspec(player, context)
else
craftguide:get_formspec(player_name, is_fuel)
end
end
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if fields.clear then
data.show_usage = nil
data.filter = ""
data.item = nil
data.pagenum = 1
data.rnum = 1
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data.items = progressive_mode and data.init_filter_items or datas.init_items
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show_fs()
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elseif fields.alternate then
local num
if data.show_usage then
num = data.usages[data.rnum + 1]
else
num = data.recipes_item[data.rnum + 1]
end
data.rnum = num and data.rnum + 1 or 1
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show_fs()
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elseif (fields.key_enter_field == "filter" or fields.search) and
fields.filter ~= "" then
data.filter = fields.filter:lower()
data.pagenum = 1
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craftguide:get_filter_items(data, player)
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show_fs()
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elseif fields.prev or fields.next then
data.pagenum = data.pagenum - (fields.prev and 1 or -1)
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if data.pagenum > data.pagemax then
data.pagenum = 1
elseif data.pagenum == 0 then
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data.pagenum = data.pagemax
end
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show_fs()
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elseif (fields.size_inc and data.iX < MAX_LIMIT) or
(fields.size_dec and data.iX > MIN_LIMIT) then
data.pagenum = 1
data.iX = data.iX - (fields.size_dec and 1 or -1)
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show_fs()
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else for item in pairs(fields) do
if item:find(":") then
if item:sub(-4) == "_inv" then
item = item:sub(1,-5)
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elseif item:find("%s") then
item = item:match("%S*")
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end
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local is_fuel = get_fueltime(item) > 0
local recipes = get_recipes(item)
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if not recipes and not is_fuel then return end
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if not data.show_usage and item == data.item and not progressive_mode then
data.usages = craftguide:get_item_usages(item)
if next(data.usages) then
data.show_usage = true
data.rnum = 1
end
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show_fs()
else
if progressive_mode then
local inv = player:get_inventory()
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local _, has_item = craftguide:recipe_in_inv(inv, item)
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if not has_item then return end
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recipes = craftguide:recipe_in_inv(inv, item, recipes)
end
data.item = item
data.recipes_item = recipes
data.rnum = 1
data.show_usage = nil
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show_fs(is_fuel)
end
end
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end
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end
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end
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if sfinv_only then
sfinv.register_page("craftguide:craftguide", {
title = "Craft Guide",
get = function(self, player, context)
local player_name = player:get_player_name()
return sfinv.make_formspec(
player,
context,
craftguide:get_formspec(player_name, context.fuel)
)
end,
on_enter = function(self, player, context)
if not datas.init_items then
craftguide:get_init_items()
end
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local player_name = player:get_player_name()
local data = datas[player_name]
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if progressive_mode or not data then
datas[player_name] = {filter = "", pagenum = 1, iX = 8}
if progressive_mode then
craftguide:get_filter_items(datas[player_name], player)
end
end
end,
on_player_receive_fields = function(self, player, context, fields)
get_fields(player, fields)
end,
})
else
mt.register_on_player_receive_fields(get_fields)
function craftguide:on_use(itemstack, user)
if not datas.init_items then
self:get_init_items()
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end
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local player_name = user:get_player_name()
local data = datas[player_name]
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if progressive_mode or not data then
datas[player_name] = {filter = "", pagenum = 1, iX = DEFAULT_SIZE}
if progressive_mode then
self:get_filter_items(datas[player_name], user)
end
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self:get_formspec(player_name)
else
show_formspec(player_name, "craftguide", data.formspec)
end
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end
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mt.register_craftitem("craftguide:book", {
description = S("Crafting Guide"),
inventory_image = "craftguide_book.png",
wield_image = "craftguide_book.png",
stack_max = 1,
groups = {book = 1},
on_use = function(itemstack, user)
craftguide:on_use(itemstack, user)
end
})
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mt.register_node("craftguide:sign", {
description = S("Crafting Guide Sign"),
drawtype = "nodebox",
tiles = {"craftguide_sign.png"},
inventory_image = "craftguide_sign_inv.png",
wield_image = "craftguide_sign_inv.png",
paramtype = "light",
paramtype2 = "wallmounted",
sunlight_propagates = true,
groups = {wood = 1, oddly_breakable_by_hand = 1, flammable = 3},
node_box = {
type = "wallmounted",
wall_top = {-0.4375, 0.4375, -0.3125, 0.4375, 0.5, 0.3125},
wall_bottom = {-0.4375, -0.5, -0.3125, 0.4375, -0.4375, 0.3125},
wall_side = {-0.5, -0.3125, -0.4375, -0.4375, 0.3125, 0.4375}
},
on_construct = function(pos)
local meta = minetest.get_meta(pos)
meta:set_string("infotext", S("Crafting Guide Sign"))
end,
on_rightclick = function(pos, node, user, itemstack)
craftguide:on_use(itemstack, user)
end
})
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mt.register_craft({
output = "craftguide:book",
type = "shapeless",
recipe = {"default:book"}
})
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mt.register_craft({
type = "fuel",
recipe = "craftguide:book",
burntime = 3
})
mt.register_craft({
output = "craftguide:sign",
type = "shapeless",
recipe = {"default:sign_wall_wood"}
})
mt.register_craft({
type = "fuel",
recipe = "craftguide:sign",
burntime = 10
})
end
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if rawget(_G, "sfinv_buttons") then
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sfinv_buttons.register_button("craftguide", {
title = S("Crafting Guide"),
tooltip = S("Shows a list of available crafting recipes, cooking recipes and fuels"),
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action = function(player)
craftguide:on_use(nil, player)
end,
image = "craftguide_book.png",
})
end
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--[[ Custom recipes (>3x3) test code
mt.register_craftitem("craftguide:custom_recipe_test", {
description = "Custom Recipe Test",
})
local cr = {}
for x = 1, 6 do
cr[x] = {}
for i = 1, 10 - x do
cr[x][i] = {}
for j = 1, 10 - x do
cr[x][i][j] = "group:wood"
end
end
mt.register_craft({
output = "craftguide:custom_recipe_test",
recipe = cr[x]
})
end
]]