init.lua

-- define global
hopper = {}

-- internationalization boilerplate
local MP = minetest.get_modpath(minetest.get_current_modname())
local S = minetest.get_translator("hopper")

hopper.translator_escaped = function(...)
	return minetest.formspec_escape(S(...))
end

if minetest.get_modpath("default") then
	hopper.formspec_bg = default.gui_bg .. default.gui_bg_img .. default.gui_slots
else
	hopper.formspec_bg = "bgcolor[#080808BB;true]" .. "listcolors[#00000069;#5A5A5A;#141318;#30434C;#FFF]"
end

dofile(MP.."/config.lua")
dofile(MP.."/api.lua")
dofile(MP.."/utility.lua")
dofile(MP.."/doc.lua")
dofile(MP.."/nodes/hoppers.lua")
dofile(MP.."/nodes/chute.lua")
dofile(MP.."/nodes/sorter.lua")
dofile(MP.."/crafts.lua")
dofile(MP.."/abms.lua")


-------------------------------------------------------------------------------------------
-- Formspec handling

minetest.register_on_player_receive_fields(function(player, formname, fields)
	if string.sub(formname, 1, 16) ~= "hopper_formspec:" then
		return
	end

	local pos = minetest.string_to_pos(string.sub(formname, 17, -1))
	local meta = minetest.get_meta(pos)
	if fields.eject then
		local eject_setting = meta:get_string("eject") == "true"
		-- "" deletes the key
		meta:set_string("eject", eject_setting and "" or "true")
	end
	if fields.filter_all then
		local filter_all_setting = meta:get_string("filter_all") == "true"
		meta:set_string("filter_all", filter_all_setting and "" or "true")
	end
end)



-- add lucky blocks
if minetest.get_modpath("lucky_block") then
	lucky_block:add_blocks({
		{"dro", {"hopper:hopper"}, 3},
		{"nod", "default:lava_source", 1},
	})
end

-- Utility function for inventory movement logs
function hopper.log_inventory(...)
	minetest.log(hopper.config.inv_log_level, ...)
end


minetest.log("action", "[hopper] Hopper mod loaded")