server-nalc/mods/item_drop/init.lua

local enable_damage = minetest.setting_getbool("enable_damage")
local creative_mode = minetest.setting_getbool("creative_mode")

minetest.register_globalstep(function(dtime)
	for _,player in ipairs(minetest.get_connected_players()) do
		if player:get_hp() > 0 or not enable_damage then
			local pos = player:getpos()
			local inv = player:get_inventory()
			
			for _,object in ipairs(minetest.get_objects_inside_radius(pos, 1)) do
				if not object:is_player() and object:get_luaentity() and object:get_luaentity().name == "__builtin:item" then
					if inv and inv:room_for_item("main", ItemStack(object:get_luaentity().itemstring)) then
						inv:add_item("main", ItemStack(object:get_luaentity().itemstring))
						if object:get_luaentity().itemstring ~= "" then
							minetest.sound_play("item_drop_pickup", {pos = pos, gain = 0.5, max_hear_distance = 16})
						end
						object:get_luaentity().itemstring = ""
						object:remove()
					end
				end
			end
			
			for _,object in ipairs(minetest.get_objects_inside_radius(pos, 1)) do
				if not object:is_player() and object:get_luaentity() and object:get_luaentity().name == "__builtin:item" then
					if object:get_luaentity().always_collect then
						if inv and inv:room_for_item("main", ItemStack(object:get_luaentity().itemstring)) then
							local pos1 = pos
							pos1.y = pos1.y+0.2
							local pos2 = object:getpos()
							local vec = {x=pos1.x-pos2.x, y=pos1.y-pos2.y, z=pos1.z-pos2.z}
							vec.x = vec.x*3
							vec.y = vec.y*3
							vec.z = vec.z*3
							object:setvelocity(vec)
							object:get_luaentity().physical_state = false
							object:get_luaentity().object:set_properties({
								physical = false
							})
							
							minetest.after(1, function(args)
								local lua = object:get_luaentity()
								if object == nil or lua == nil or lua.itemstring == nil then
									return
								end
								if inv:room_for_item("main", ItemStack(object:get_luaentity().itemstring)) then
									inv:add_item("main", ItemStack(object:get_luaentity().itemstring))
									if object:get_luaentity().itemstring ~= "" then
										minetest.sound_play("item_drop_pickup", {pos = pos, gain = 0.3, max_hear_distance = 16})
									end
									object:get_luaentity().itemstring = ""
									object:remove()
								else
									object:setvelocity({x = 0,y = 0,z = 0})
									object:get_luaentity().physical_state = true
									object:get_luaentity().object:set_properties({
										physical = true
									})
								end
							end, {player, object})
							
						end
					end
				end
			end
		end
	end
end)

function minetest.handle_node_drops(pos, drops, digger)
	local inv
	if creative_mode and digger and digger:is_player() then
		inv = digger:get_inventory()
	end
	for _,item in ipairs(drops) do
		local count, name
		if type(item) == "string" then
			count = 1
			name = item
		else
			count = item:get_count()
			name = item:get_name()
		end
		if not inv or not inv:contains_item("main", ItemStack(name)) then
			for i=1,count do
				local obj
				local x = math.random(1, 5)
				if math.random(1,2) == 1 then x = -x end
				
				local z = math.random(1, 5)
				if math.random(1,2) == 1 then z = -z end

				obj = minetest.spawn_item(pos, name)
				if obj ~= nil then
					obj:get_luaentity().always_collect = true
					obj:setvelocity({x=1/x, y=obj:getvelocity().y, z=1/z})
				end
			end
		end
	end
end


if minetest.setting_getbool("log_mods") then
	minetest.log("action", "[item_drop] loaded.")
end