Minor cleaning

* Updated Italian locale

API.md

@@ -5,6 +5,9 @@
 Custom recipes are nonconventional crafts outside the main crafting grid.
 They can be registered in-game dynamically and have a size beyond 3x3 items.
 
+**Note:** the registration format differs from the default registration format in everything.
+The width is automatically calculated depending where you place the commas. Look at the examples attentively.
+
 #### Registering a custom crafting type (example)
 
 ```Lua
@@ -65,15 +68,6 @@ craftguide.register_craft({
 		}
 	},
 
-	{
-		result = "default:mese 2",
-		items = {
-			"default:mese_crystal, default:mese_crystal",
-			"default:mese_crystal, default:mese_crystal",
-			"default:mese_crystal, default:mese_crystal",
-		}
-	},
-
 	big = {
 		result = "default:mese 4",
 		items = {
@@ -86,11 +80,11 @@ craftguide.register_craft({
 })
 ```
 
-Recipes can be registered via an URL (HTTP support is required¹):
+Recipes can be registered from a given URL containing a JSON file (HTTP support is required¹):
 
 ```Lua
 craftguide.register_craft({
-	url = https://raw.githubusercontent.com/minetest-mods/craftguide/master/test.json
+	url = "https://raw.githubusercontent.com/minetest-mods/craftguide/master/test.json"
 })
 ```
 

init.lua

@@ -66,7 +66,7 @@ local fmt, find, gmatch, match, sub, split, upper, lower =
 	string.sub, string.split, string.upper, string.lower
 
 local min, max, floor, ceil = math.min, math.max, math.floor, math.ceil
-local pairs, next, type = pairs, next, type
+local pairs, next, type, tostring, io = pairs, next, type, tostring, io
 local vec_add, vec_mul = vector.add, vector.multiply
 
 local ROWS  = 9
@@ -75,7 +75,7 @@ local IPP   = ROWS * LINES
 local WH_LIMIT = 8
 
 local XOFFSET = sfinv_only and 3.83 or 11.2
-local YOFFSET = sfinv_only and 6 or 1
+local YOFFSET = sfinv_only and 4.9 or 1
 
 local PNG = {
 	bg       = "craftguide_bg.png",
@@ -89,6 +89,11 @@ local PNG = {
 	book     = "craftguide_book.png",
 	sign     = "craftguide_sign.png",
 	selected = "craftguide_selected.png",
+
+	search_hover = "craftguide_search_icon_hover.png",
+	clear_hover  = "craftguide_clear_icon_hover.png",
+	prev_hover   = "craftguide_next_icon_hover.png^\\[transformFX",
+	next_hover   = "craftguide_next_icon_hover.png",
 }
 
 local FMT = {
@@ -100,9 +105,20 @@ local FMT = {
 	item_image = "item_image[%f,%f;%f,%f;%s]",
 	image_button = "image_button[%f,%f;%f,%f;%s;%s;%s]",
 	item_image_button = "item_image_button[%f,%f;%f,%f;%s;%s;%s]",
-	arrow = "image_button[%f,%f;0.8,0.8;%s;%s;;;false;%s^\\[colorize:yellow:255]",
+	arrow = "image_button[%f,%f;0.8,0.8;%s;%s;;;false;%s]",
 }
 
+local function mul_elem(elem, n)
+	local fstr, elems = "", {}
+
+	for i = 1, n do
+		fstr = fstr .. "%s"
+		elems[i] = elem
+	end
+
+	return fmt(fstr, unpack(elems))
+end
+
 craftguide.group_stereotypes = {
 	dye = "dye:white",
 	wool = "wool:white",
@@ -121,7 +137,6 @@ local function msg(name, str)
 	return chat_send(name, fmt("[craftguide] %s", clr("#FFFF00", str)))
 end
 
-
 local function is_str(x)
 	return type(x) == "string"
 end
@@ -142,6 +157,14 @@ local function is_group(item)
 	return sub(item, 1, 6) == "group:"
 end
 
+local function clean_item(item)
+	if sub(item, 1, 1) == ":" then
+		item = sub(item, 2)
+	end
+
+	return item
+end
+
 local function array_diff(t1, t2)
 	local hash = {}
 
@@ -177,8 +200,8 @@ local function table_eq(T1, T2)
 			return t1 == t2
 		end
 
-		if avoid_loops[t1] then return
+		if avoid_loops[t1] then
-			avoid_loops[t1] == t2
+			return avoid_loops[t1] == t2
 		end
 
 		avoid_loops[t1] = t2
@@ -593,11 +616,15 @@ local function groups_to_items(groups, get_all)
 	local names = {}
 	for name, def in pairs(reg_items) do
 		if item_has_groups(def.groups, groups) then
+			if get_all then
 				names[#names + 1] = name
+			else
+				return name
+			end
 		end
 	end
 
-	return names
+	return get_all and names or ""
 end
 
 local function repairable(tool)
@@ -613,7 +640,7 @@ local function get_desc(name)
 	      S("Unknown Item (@1)", name))
 end
 
-local function get_tooltip(item, info)
+local function get_tooltip(name, info)
 	local tooltip
 
 	if info.groups then
@@ -626,12 +653,10 @@ local function get_tooltip(item, info)
 
 		groupstr = concat(groupstr, ", ")
 		tooltip = S("Any item belonging to the group(s): @1", groupstr)
-
+	else
-		return fmt("tooltip[%s;%s]", item, ESC(tooltip))
+		tooltip = get_desc(name)
 	end
 
-	tooltip = get_desc(item)
-
 	local function add(str)
 		return fmt("%s\n%s", tooltip, str)
 	end
@@ -665,7 +690,7 @@ local function get_tooltip(item, info)
 		tooltip = add(S("@1 of chance to drop", clr("yellow", chance .. "%")))
 	end
 
-	return fmt("tooltip[%s;%s]", item, ESC(tooltip))
+	return fmt("tooltip[%s;%s]", name, ESC(tooltip))
 end
 
 local function get_output_fs(fs, L)
@@ -705,11 +730,12 @@ local function get_output_fs(fs, L)
 			1.1, 1.1, PNG.fire)
 	else
 		local item = L.recipe.output
+		item = clean_item(item)
 		local name = match(item, "%S*")
 
 		fs[#fs + 1] = fmt(FMT.item_image_button,
 			output_X, YOFFSET + (sfinv_only and 0.7 or 0) + L.spacing,
-			1.1, 1.1, item, ESC(name), "")
+			1.1, 1.1, item, name, "")
 
 		if CORE_VERSION >= 510 then
 			fs[#fs + 1] = fmt(FMT.image,
@@ -718,6 +744,7 @@ local function get_output_fs(fs, L)
 		end
 
 		local infos = {
+			unknown  = not reg_items[name] or nil,
 			burntime = fuel_cache[name],
 			repair   = repairable(name),
 			rarity   = L.rarity,
@@ -740,7 +767,6 @@ local function get_output_fs(fs, L)
 end
 
 local function get_grid_fs(fs, rcp, spacing)
-	if not rcp then return end
 	local width = rcp.width or 1
 	local replacements = rcp.replacements
 	local rarity = rcp.rarity
@@ -774,6 +800,9 @@ local function get_grid_fs(fs, rcp, spacing)
 
 	for i = 1, width * rows do
 		local item = rcp.items[i] or ""
+		item = clean_item(item)
+		local name = match(item, "%S*")
+
 		local X = ceil((i - 1) % width - width) + XOFFSET
 		local Y = ceil(i / width) + YOFFSET - min(2, rows) + spacing
 
@@ -798,10 +827,9 @@ local function get_grid_fs(fs, rcp, spacing)
 
 		local groups
 
-		if is_group(item) then
+		if is_group(name) then
-			groups = extract_groups(item)
+			groups = extract_groups(name)
-			local items = groups_to_items(groups)
+			item = groups_to_items(groups)
-			item = items[1] or items
 		end
 
 		local label = groups and "\nG" or ""
@@ -810,8 +838,8 @@ local function get_grid_fs(fs, rcp, spacing)
 		if replacements then
 			for j = 1, #replacements do
 				local replacement = replacements[j]
-				if replacement[1] == item then
+				if replacement[1] == name then
-					label = "\nR"
+					label = (label ~= "" and "\n" or "") .. label .. "\nR"
 					replace = replacement[2]
 				end
 			end
@@ -819,12 +847,12 @@ local function get_grid_fs(fs, rcp, spacing)
 
 		fs[#fs + 1] = fmt(FMT.item_image_button,
 			X, Y + (sfinv_only and 0.7 or 0),
-			btn_size, btn_size, item, match(item, "%S*"), ESC(label))
+			btn_size, btn_size, item, item, ESC(label))
 
 		local infos = {
-			unknown  = reg_items[item] and nil,
+			unknown  = not reg_items[name] or nil,
 			groups   = groups,
-			burntime = fuel_cache[item],
+			burntime = fuel_cache[name],
 			cooktime = cooktime,
 			replace  = replace,
 		}
@@ -876,46 +904,71 @@ local function get_panels(data, fs)
 					-0.2 + spacing, PNG.bg_full)
 		end
 
+		local rn = #v
+		local _rn = tostring(rn)
+		local xof_u = tostring(data.unum) .. _rn
+		local xof_r = tostring(data.rnum) .. _rn
+		xof_u = max(-0.3, -((#xof_u - 3) * 0.15))
+		xof_r = max(-0.3, -((#xof_r - 3) * 0.15))
+
+		local is_recipe = k == "recipes"
 		local btn_lab
 
-		if not sfinv_only and #v == 0 then
+		if not sfinv_only and rn == 0 then
-			btn_lab = clr("red", k == "recipes" and
+			btn_lab = clr("red", is_recipe and
 				ESC(S("No recipes")) or ESC(S("No usages")))
 
-		elseif (not sfinv_only and k == "recipes") or
+		elseif (not sfinv_only and is_recipe) or
 				(sfinv_only and not data.show_usages) then
-			btn_lab = ESC(S("Recipe @1 of @2", data.rnum, #v))
+			btn_lab = ESC(S("Recipe @1 of @2", data.rnum, rn))
 
 		elseif not sfinv_only or (sfinv_only and data.show_usages) then
-			btn_lab = ESC(S("Usage @1 of @2", data.unum, #v))
+			btn_lab = ESC(S("Usage @1 of @2", data.unum, rn))
 
 		elseif sfinv_only then
 			btn_lab = data.show_usages and
-				ESC(S("Usage @1 of @2", data.unum, #v)) or
+				ESC(S("Usage @1 of @2", data.unum, rn)) or
-				ESC(S("Recipe @1 of @2", data.rnum, #v))
+				ESC(S("Recipe @1 of @2", data.rnum, rn))
 		end
 
 		fs[#fs + 1] = fmt(FMT.label,
-			XOFFSET + (sfinv_only and 2.3 or 1.6),
+			XOFFSET + (sfinv_only and 2.3 or 1.6) + (is_recipe and xof_r or xof_u),
-			YOFFSET + (sfinv_only and 2.2 or 1.5 + spacing),
+			YOFFSET + (sfinv_only and 3.35 or 1.5 + spacing),
 			btn_lab)
 
-		if #v > 1 then
+		if rn > 1 then
-			local btn_suffix = k == "recipes" and "recipe" or "usage"
+			local btn_suffix = is_recipe and "recipe" or "usage"
+			local prev_name = fmt("prev_%s", btn_suffix)
+			local next_name = fmt("next_%s", btn_suffix)
 			local x_arrow = XOFFSET + (sfinv_only and 1.7 or 1)
-			local y_arrow = YOFFSET + (sfinv_only and 2.1 or 1.4 + spacing)
+			local y_arrow = YOFFSET + (sfinv_only and 3.25 or 1.4 + spacing)
 
-			fs[#fs + 1] = fmt(FMT.arrow .. FMT.arrow,
+			if CORE_VERSION >= 520 then
-				x_arrow, y_arrow, PNG.prev,
+				fs[#fs + 1] = fmt([[
-					fmt("prev_%s", btn_suffix), PNG.prev,
+					style[%s;border=false;bgimg=%s;bgimg_hovered=%s]
-				x_arrow + 1.8, y_arrow, PNG.next,
+					style[%s;border=false;bgimg=%s;bgimg_hovered=%s]
-					fmt("next_%s", btn_suffix), PNG.next)
+				]],
+				prev_name, PNG.prev, PNG.prev_hover,
+				next_name, PNG.next, PNG.next_hover)
+
+				fs[#fs + 1] = fmt(mul_elem(FMT.button, 2),
+					x_arrow + (is_recipe and xof_r or xof_u),
+						y_arrow, 0.8, 0.8, prev_name, "",
+					x_arrow + 1.8, y_arrow, 0.8, 0.8, next_name, "")
+			else
+				fs[#fs + 1] = fmt(mul_elem(FMT.arrow, 2),
+					x_arrow + (is_recipe and xof_r or xof_u),
+						y_arrow, PNG.prev, prev_name, PNG.prev_hover,
+					x_arrow + 1.8, y_arrow, PNG.next, next_name, PNG.next_hover)
+			end
 		end
 
-		local rcp = k == "recipes" and v[data.rnum] or v[data.unum]
+		local rcp = is_recipe and v[data.rnum] or v[data.unum]
+		if rcp then
 			get_grid_fs(fs, rcp, spacing)
 		end
 	end
+end
 
 local function make_formspec(name)
 	local data = pdata[name]
@@ -946,22 +999,41 @@ local function make_formspec(name)
 		]],
 		sfinv_only and 2.76 or 2.72, ESC(data.filter))
 
+	if CORE_VERSION >= 520 then
 		fs[#fs + 1] = fmt([[
-		image_button[%f,-0.05;0.85,0.85;%s;search;;;false;%s^\[colorize:yellow:255]
+			style[search;border=false;bgimg=%s;bgimg_hovered=%s]
-		image_button[%f,-0.05;0.85,0.85;%s;clear;;;false;%s^\[colorize:red:255]
+			style[clear;border=false;bgimg=%s;bgimg_hovered=%s]
+			style[prev_page;border=false;bgimg=%s;bgimg_hovered=%s]
+			style[next_page;border=false;bgimg=%s;bgimg_hovered=%s]
 		]],
-		sfinv_only and 2.6 or 2.54, PNG.search, PNG.search,
+		PNG.search, PNG.search_hover,
-		sfinv_only and 3.3 or 3.25, PNG.clear, PNG.clear)
+		PNG.clear, PNG.clear_hover,
+		PNG.prev, PNG.prev_hover,
+		PNG.next, PNG.next_hover)
 
-	fs[#fs + 1] = fmt("label[%f,%f;%s / %u]",
+		fs[#fs + 1] = fmt(mul_elem(FMT.button, 4),
-		sfinv_only and 6.35 or (ROWS * 7.85) / 11,
+			sfinv_only and 2.6 or 2.54, -0.12, 0.85, 1, "search", "",
-			0.06, clr("yellow", data.pagenum), data.pagemax)
+			sfinv_only and 3.3 or 3.25, -0.12, 0.85, 1, "clear", "",
+			sfinv_only and 5.45 or (ROWS * 6.83) / 11, -0.12, 0.85, 1, "prev_page", "",
+			sfinv_only and 7.2  or (ROWS * 8.75) / 11, -0.12, 0.85, 1, "next_page", "")
+	else
+		fs[#fs + 1] = fmt([[
+			image_button[%f,-0.12;0.85,1;%s;search;;;false;%s]
+			image_button[%f,-0.12;0.85,1;%s;clear;;;false;%s]
+			]],
+			sfinv_only and 2.6 or 2.54, PNG.search, PNG.search_hover,
+			sfinv_only and 3.3 or 3.25, PNG.clear, PNG.clear_hover)
 
-	fs[#fs + 1] = fmt(FMT.arrow .. FMT.arrow,
+		fs[#fs + 1] = fmt(mul_elem(FMT.arrow, 2),
 			sfinv_only and 5.45 or (ROWS * 6.83) / 11,
 				-0.05, PNG.prev, "prev_page", PNG.prev,
 			sfinv_only and 7.2  or (ROWS * 8.75) / 11,
 				-0.05, PNG.next, "next_page", PNG.next)
+	end
+
+	fs[#fs + 1] = fmt("label[%f,%f;%s / %u]",
+		sfinv_only and 6.35 or (ROWS * 7.85) / 11,
+			0.06, clr("yellow", data.pagenum), data.pagemax)
 
 	if #data.items == 0 then
 		local no_item = S("No item to show")
@@ -1012,21 +1084,6 @@ local show_fs = function(player, name)
 	end
 end
 
-craftguide.add_search_filter("groups", function(item, groups)
-	local itemdef = reg_items[item]
-	local has_groups = true
-
-	for i = 1, #groups do
-		local group = groups[i]
-		if not itemdef.groups[group] then
-			has_groups = nil
-			break
-		end
-	end
-
-	return has_groups
-end)
-
 craftguide.register_craft_type("digging", {
 	description = ESC(S("Digging")),
 	icon = "default_tool_steelpick.png",
@@ -1037,6 +1094,16 @@ craftguide.register_craft_type("digging_chance", {
 	icon = "default_tool_mesepick.png",
 })
 
+local function sfind(str, filter)
+	if filter == "" then
+		return 0
+	end
+
+	if find(str, filter, 1, true) then
+		return #str - #filter
+	end
+end
+
 local function search(data)
 	local filter = data.filter
 
@@ -1058,28 +1125,28 @@ local function search(data)
 		end
 	end
 
-	local filtered_list, c = {}, 0
+	local filtered_list, order, c = {}, {}, 0
 
 	for i = 1, #data.items_raw do
 		local item = data.items_raw[i]
 		local def  = reg_items[item]
 		local desc = (def and def.description) and lower(def.description) or ""
-		local search_in = fmt("%s %s", item, desc)
 		local to_add
 
 		if search_filter then
 			for filter_name, values in pairs(filters) do
 				local func = search_filters[filter_name]
 				to_add = func(item, values) and (search_filter == "" or
-					find(search_in, search_filter, 1, true))
+					(sfind(item, search_filter) or sfind(desc, search_filter)))
 			end
 		else
-			to_add = find(search_in, filter, 1, true)
+			to_add = sfind(item, filter) or sfind(desc, filter)
 		end
 
 		if to_add then
 			c = c + 1
 			filtered_list[c] = item
+			order[item] = to_add
 		end
 	end
 
@@ -1092,9 +1159,28 @@ local function search(data)
 		end
 	end
 
+	sort(filtered_list, function(a, b)
+		return order[a] < order[b]
+	end)
+
 	data.items = filtered_list
 end
 
+craftguide.add_search_filter("groups", function(item, groups)
+	local def = reg_items[item]
+	local has_groups = true
+
+	for i = 1, #groups do
+		local group = groups[i]
+		if not def.groups[group] then
+			has_groups = nil
+			break
+		end
+	end
+
+	return has_groups
+end)
+
 --[[	As `core.get_craft_recipe` and `core.get_all_craft_recipes` do not
 	return the replacements and toolrepair, we have to override
 	`core.register_craft` and do some reverse engineering.
@@ -1256,7 +1342,9 @@ end
 
 local function handle_aliases(hash)
 	for oldname, newname in pairs(reg_aliases) do
+		cache_recipes(oldname)
 		local recipes = recipes_cache[oldname]
+
 		if recipes then
 			if not recipes_cache[newname] then
 				recipes_cache[newname] = {}
@@ -1284,7 +1372,7 @@ local function handle_aliases(hash)
 			end
 		end
 
-		if recipes_cache[oldname] and not hash[newname] then
+		if newname ~= "" and recipes_cache[oldname] and not hash[newname] then
 			init_items[#init_items + 1] = newname
 		end
 	end
@@ -1296,9 +1384,42 @@ local function show_item(def)
 		def.description and def.description ~= ""
 end
 
+local function tablelen(t)
+	local c = 0
+	for _ in pairs(t) do
+		c = c + 1
+	end
+
+	return c
+end
+
 local function get_init_items()
+	local ic, it, last_str = 0, tablelen(reg_items), ""
 	local hash = {}
+
+	local function iop(str)
+		io.write(("\b \b"):rep(#last_str))
+		io.write(str)
+		io.flush()
+		last_str = str
+	end
+
+	local full_char, empty_char = "▰", "▱"
+
 	for name, def in pairs(reg_items) do
+		ic = ic + 1
+		local percent, bar, len = (ic * 100) / it, "", 20
+
+		for i = 1, len do
+			if i <= percent / (100 / len) then
+				bar = bar .. full_char
+			else
+				bar = bar .. empty_char
+			end
+		end
+
+		iop(fmt("[craftguide] Caching data  %s  (%u%%)\r", bar, percent))
+
 		if show_item(def) then
 			if not fuel_cache[name] then
 				cache_fuel(name)
@@ -1311,7 +1432,7 @@ local function get_init_items()
 			cache_usages(name)
 			register_drops(name, def)
 
-			if recipes_cache[name] or usages_cache[name] then
+			if name ~= "" and recipes_cache[name] or usages_cache[name] then
 				init_items[#init_items + 1] = name
 				hash[name] = true
 			end
@@ -1333,6 +1454,8 @@ local function get_init_items()
 			post_data = write_json(post_data),
 		})
 	end
+
+	print()
 end
 
 local function init_data(name)

locale/craftguide.it.tr

@@ -21,3 +21,6 @@ Show recipe(s) of the pointed node=Mostra la ricetta del nodo puntato
 No node pointed=Nessun nodo puntato
 You don't know a recipe for this node=Non conosci una ricetta per questo nodo
 No recipe for this node=Nessuna ricetta per questo nodo
+Digging=Scavando
+Digging Chance=Probabilità di scavare
+@1 of chance to drop=@1 di probabilità di rilascio