function mcl_enchanting.get_enchantments(itemstack) return minetest.deserialize(itemstack:get_meta():get_string("mcl_enchanting:enchantments")) or {} end function mcl_enchanting.set_enchantments(itemstack, enchantments) itemstack:get_meta():set_string("mcl_enchanting:enchantments", minetest.serialize(enchantments)) local itemdef = itemstack:get_definition() if itemstack:get_name() ~= "mcl_enchanting:book_enchanted" then if itemdef.tool_capabilities then itemstack:get_meta():set_tool_capabilities(itemdef.tool_capabilities) end for enchantment, level in pairs(enchantments) do local enchantment_def = mcl_enchanting.enchantments[enchantment] if enchantment_def.on_enchant then enchantment_def.on_enchant(itemstack, level) end end end tt.reload_itemstack_description(itemstack) end function mcl_enchanting.get_enchantment(itemstack, enchantment) if itemstack:get_name() == "mcl_enchanting:book_enchanted" then return 0 end return mcl_enchanting.get_enchantments(itemstack)[enchantment] or 0 end function mcl_enchanting.has_enchantment(itemstack, enchantment) return mcl_enchanting.get_enchantment(itemstack, enchantment) > 0 end function mcl_enchanting.get_enchantment_description(enchantment, level) local enchantment_def = mcl_enchanting.enchantments[enchantment] return enchantment_def.name .. (enchantment_def.max_level == 1 and "" or " " .. mcl_enchanting.roman_numerals.toRoman(level)) end function mcl_enchanting.get_colorized_enchantment_description(enchantment, level) return minetest.colorize(mcl_enchanting.enchantments[enchantment].curse and "#FC5454" or "#A8A8A8", mcl_enchanting.get_enchantment_description(enchantment, level)) end function mcl_enchanting.get_enchanted_itemstring(itemname) local def = minetest.registered_items[itemname] return def and def._mcl_enchanting_enchanted_tool end function mcl_enchanting.is_enchanted_def(itemname) return minetest.get_item_group(itemname, "enchanted") > 0 end function mcl_enchanting.is_enchanted(itemstack) return mcl_enchanting.is_enchanted_def(itemstack:get_name()) end function mcl_enchanting.item_supports_enchantment(itemname, enchantment, early) if itemname == "mcl_enchanting:book_enchanted" then return true, true end if not early and not mcl_enchanting.get_enchanted_itemstring(itemname) then return false end local enchantment_def = mcl_enchanting.enchantments[enchantment] local itemdef = minetest.registered_items[itemname] if itemdef.type ~= "tool" and enchantment_def.requires_tool then return false end for disallow in pairs(enchantment_def.disallow) do if minetest.get_item_group(itemname, disallow) > 0 then return false end end for group in pairs(enchantment_def.primary) do if minetest.get_item_group(itemname, group) > 0 then return true, true end end for group in pairs(enchantment_def.secondary) do if minetest.get_item_group(itemname, group) > 0 then return true, false end end return false end function mcl_enchanting.can_enchant(itemstack, enchantment, level) local enchantment_def = mcl_enchanting.enchantments[enchantment] if not enchantment_def then return false, "enchantment invalid" end local itemname = itemstack:get_name() if itemname == "" then return false, "item missing" end if not mcl_enchanting.item_supports_enchantment(itemstack:get_name(), enchantment) then return false, "item not supported" end if not level then return false, "level invalid" end if level > enchantment_def.max_level then return false, "level too high", enchantment_def.max_level elseif level < 1 then return false, "level too small", 1 end local item_enchantments = mcl_enchanting.get_enchantments(itemstack) local enchantment_level = item_enchantments[enchantment] if enchantment_level then return false, "incompatible", mcl_enchanting.get_enchantment_description(enchantment, enchantment_level) end if itemname ~= "mcl_enchanting:book_enchanted" then for incompatible in pairs(enchantment_def.incompatible) do local incompatible_level = item_enchantments[incompatible] if incompatible_level then return false, "incompatible", mcl_enchanting.get_enchantment_description(incompatible, incompatible_level) end end end return true end function mcl_enchanting.enchant(itemstack, enchantment, level) itemstack:set_name(mcl_enchanting.get_enchanted_itemstring(itemstack:get_name())) local enchantments = mcl_enchanting.get_enchantments(itemstack) enchantments[enchantment] = level mcl_enchanting.set_enchantments(itemstack, enchantments) return itemstack end function mcl_enchanting.combine(itemstack, combine_with) local itemname = itemstack:get_name() local combine_name = combine_with:get_name() local enchanted_itemname = mcl_enchanting.get_enchanted_itemstring(itemname) if enchanted_itemname ~= mcl_enchanting.get_enchanted_itemstring(combine_name) and combine_name ~= "mcl_enchanting:book_enchanted" then return false end local enchantments = mcl_enchanting.get_enchantments(itemstack) for enchantment, combine_level in pairs(mcl_enchanting.get_enchantments(combine_with)) do local enchantment_def = mcl_enchanting.enchantments[enchantment] local enchantment_level = enchantments[enchantment] if enchantment_level then if enchantment_level == combine_level then enchantment_level = math.min(enchantment_level + 1, enchantment_def.max_level) else enchantment_level = math.max(enchantment_level, combine_level) end elseif mcl_enchanting.item_supports_enchantment(itemname, enchantment) then local supported = true for incompatible in pairs(enchantment_def.incompatible) do if enchantments[incompatible] then supported = false break end end if supported then enchantment_level = combine_level end end if enchantment_level and enchantment_level > 0 then enchantments[enchantment] = enchantment_level end end local any_enchantment = false for enchantment, enchantment_level in pairs(enchantments) do if enchantment_level > 0 then any_enchantment = true break end end if any_enchantment then itemstack:set_name(enchanted_itemname) end mcl_enchanting.set_enchantments(itemstack, enchantments) return true end function mcl_enchanting.initialize() local all_groups = {} for enchantment, enchantment_def in pairs(mcl_enchanting.enchantments) do for primary in pairs(enchantment_def.primary) do all_groups[primary] = true end for secondary in pairs(enchantment_def.secondary) do all_groups[secondary] = true end end local register_tool_list = {} local register_item_list = {} for itemname, itemdef in pairs(minetest.registered_items) do if itemdef.groups.enchanted then break end local quick_test = false for group, groupv in pairs(itemdef.groups) do if groupv > 0 and all_groups[group] then quick_test = true break end end if quick_test then if mcl_enchanting.debug then print(itemname) end local expensive_test = false for enchantment in pairs(mcl_enchanting.enchantments) do if mcl_enchanting.item_supports_enchantment(itemname, enchantment, true) then expensive_test = true if mcl_enchanting.debug then print("\tSupports " .. enchantment) else break end end end if expensive_test then local new_name = itemname .. "_enchanted" minetest.override_item(itemname, {_mcl_enchanting_enchanted_tool = new_name}) local new_def = table.copy(itemdef) new_def.inventory_image = itemdef.inventory_image .. "^[brighten^[colorize:purple:50" if new_def.wield_image then new_def.wield_image = new_def.wield_image .. "^[brighten^[colorize:purple:50" end new_def.groups.not_in_creative_inventory = 1 new_def.groups.enchanted = 1 new_def.texture = itemdef.texture or itemname:gsub("%:", "_") new_def._mcl_enchanting_enchanted_tool = new_name local register_list = register_item_list if itemdef.type == "tool" then register_list = register_tool_list end register_list[":" .. new_name] = new_def end end end for new_name, new_def in pairs(register_item_list) do minetest.register_craftitem(new_name, new_def) end for new_name, new_def in pairs(register_tool_list) do minetest.register_tool(new_name, new_def) end end