minetest-i4/src/api.lua
2022-03-21 03:55:22 +01:00

359 lines
7.6 KiB
Lua

local http = ...
local make_fs, get_inventory_fs = i3.files.gui()
IMPORT("gmatch", "split")
IMPORT("S", "err", "fmt", "reg_items")
IMPORT("sorter", "sort_inventory")
IMPORT("sort", "concat", "copy", "insert", "remove")
IMPORT("true_str", "true_table", "is_str", "is_func", "is_table", "clean_name")
function i3.register_craft_type(name, def)
if not true_str(name) then
return err "i3.register_craft_type: name missing"
elseif not true_table(def) then
return err "i3.register_craft_type: definition missing"
elseif not is_str(def.description) then
def.description = ""
end
i3.craft_types[name] = def
end
function i3.register_craft(def)
local width, c = 0, 0
if http and true_str(def.url) then
http.fetch({url = def.url}, function(result)
if result.succeeded then
local t = core.parse_json(result.data)
if is_table(t) then
return i3.register_craft(t)
end
end
end)
return
end
if not true_table(def) then
return err "i3.register_craft: craft definition missing"
end
if #def > 1 then
for _, v in pairs(def) do
i3.register_craft(v)
end
return
end
if def.result then
def.output = def.result -- Backward compatibility
def.result = nil
end
if not true_str(def.output) and not def.url then
return err "i3.register_craft: output missing"
end
if not is_table(def.items) then
def.items = {}
end
if def.grid then
if not is_table(def.grid) then
def.grid = {}
end
if not is_table(def.key) then
def.key = {}
end
local cp = copy(def.grid)
sort(cp, function(a, b) return #a > #b end)
width = #cp[1]
for i = 1, #def.grid do
while #def.grid[i] < width do
def.grid[i] = def.grid[i] .. " "
end
end
for symbol in gmatch(concat(def.grid), ".") do
c++
def.items[c] = def.key[symbol]
end
else
local items = copy(def.items)
local lines = {}
def.items = {}
for i = 1, #items do
lines[i] = split(items[i], ",", true)
if #lines[i] > width then
width = #lines[i]
end
end
for i = 1, #items do
while #lines[i] < width do
insert(lines[i], items[i])
end
end
for _, line in ipairs(lines) do
for _, v in ipairs(line) do
c++
def.items[c] = clean_name(v)
end
end
end
local item = ItemStack(def.output):get_name()
i3.recipes_cache[item] = i3.recipes_cache[item] or {}
def.custom = true
def.width = width
insert(i3.recipes_cache[item], def)
end
function i3.add_recipe_filter(name, f)
if not true_str(name) then
return err "i3.add_recipe_filter: name missing"
elseif not is_func(f) then
return err "i3.add_recipe_filter: function missing"
end
i3.recipe_filters[name] = f
end
function i3.set_recipe_filter(name, f)
if not is_str(name) then
return err "i3.set_recipe_filter: name missing"
elseif not is_func(f) then
return err "i3.set_recipe_filter: function missing"
end
i3.recipe_filters = {[name] = f}
end
function i3.add_search_filter(name, f)
if not true_str(name) then
return err "i3.add_search_filter: name missing"
elseif not is_func(f) then
return err "i3.add_search_filter: function missing"
end
i3.search_filters[name] = f
end
function i3.get_recipes(item)
item = core.registered_aliases[item] or item
local recipes = i3.recipes_cache[item]
local usages = i3.usages_cache[item]
return {recipes = recipes, usages = usages}
end
function i3.set_fs(player)
if not player or player.is_fake_player then return end
local name = player:get_player_name()
local data = i3.data[name]
if not data then return end
if data.auto_sorting then
sort_inventory(player, data)
end
for i, tab in ipairs(i3.tabs) do
if data.tab == i and tab.access and not tab.access(player, data) then
data.tab = 1
break
end
end
local fs = make_fs(player, data)
player:set_inventory_formspec(fs)
end
function i3.new_tab(name, def)
if not true_str(name) then
return err "i3.new_tab: tab name missing"
elseif not true_table(def) then
return err "i3.new_tab: tab definition missing"
elseif not true_str(def.description) then
return err "i3.new_tab: description missing"
elseif #i3.tabs == 6 then
return err(fmt("i3.new_tab: cannot add '%s' tab. Limit reached (6).", def.name))
end
def.name = name
insert(i3.tabs, def)
end
i3.new_tab("inventory", {
description = S"Inventory",
formspec = get_inventory_fs,
fields = i3.files.fields(),
})
function i3.remove_tab(name)
if not true_str(name) then
return err "i3.remove_tab: tab name missing"
end
for i, def in ipairs(i3.tabs) do
if name == def.name then
remove(i3.tabs, i)
break
end
end
end
function i3.get_current_tab(player)
local name = player:get_player_name()
local data = i3.data[name]
return data.tab
end
function i3.set_tab(player, tabname)
local name = player:get_player_name()
local data = i3.data[name]
if not tabname or tabname == "" then
data.tab = 0
return
end
for i, tab in ipairs(i3.tabs) do
if tab.name == tabname then
data.tab = i
return
end
end
err(fmt("i3.set_tab: tab name '%s' does not exist", tabname))
end
function i3.override_tab(name, newdef)
if not true_str(name) then
return err "i3.override_tab: tab name missing"
elseif not true_table(newdef) then
return err "i3.override_tab: tab definition missing"
elseif not true_str(newdef.description) then
return err "i3.override_tab: description missing"
end
newdef.name = name
for i, def in ipairs(i3.tabs) do
if def.name == name then
i3.tabs[i] = newdef
break
end
end
end
i3.register_craft_type("digging", {
description = S"Digging",
icon = "i3_steelpick.png",
})
i3.register_craft_type("digging_chance", {
description = S"Digging (by chance)",
icon = "i3_mesepick.png",
})
i3.add_search_filter("groups", function(item, groups)
local def = reg_items[item]
local has_groups = true
for _, group in ipairs(groups) do
if not def.groups[group] then
has_groups = nil
break
end
end
return has_groups
end)
function i3.compress(item, def)
if not true_str(item) then
return err "i3.compress: item name missing"
elseif not true_table(def) then
return err "i3.compress: replace definition missing"
elseif not true_str(def.replace) then
return err "i3.compress: replace string missing"
elseif not is_table(def.by) then
return err "i3.compress: replace substrings missing"
elseif i3.compressed[item] then
return err(fmt("i3.compress: item '%s' is already compressed", item))
end
local t = {}
i3.compress_groups[item] = i3.compress_groups[item] or {}
for _, str in ipairs(def.by) do
local it = item:gsub(def.replace, str)
insert(t, it)
insert(i3.compress_groups[item], it)
i3.compressed[it] = true
end
end
function i3.hud_notif(name, msg, img)
if not true_str(name) then
return err "i3.hud_notif: player name missing"
elseif not true_str(msg) then
return err "i3.hud_notif: message missing"
end
local data = i3.data[name]
if not data then
return err "i3.hud_notif: no player data initialized"
end
data.show_hud = true
data.hud_msg = msg
if img then
data.hud_img = fmt("%s^[resize:16x16", img)
end
end
function i3.add_sorting_method(name, def)
if not true_str(name) then
return err "i3.add_sorting_method: name missing"
elseif not true_table(def) then
return err "i3.add_sorting_method: definition missing"
elseif not is_func(def.func) then
return err "i3.add_sorting_method: function missing"
end
def.name = name
insert(i3.sorting_methods, def)
end
i3.add_sorting_method("alphabetical", {
description = S"Sort items by name (A-Z)",
func = function(list, data)
sorter(list, data.reverse_sorting, 1)
return list
end
})
i3.add_sorting_method("numerical", {
description = S"Sort items by number of items per stack",
func = function(list, data)
sorter(list, data.reverse_sorting, 2)
return list
end,
})