give_initial_stuff.register_stuff_provider(function(player)
	local class = ctf_classes.get(player)
	return class.properties.items or {}
end, 1)

ctf_classes.register_on_changed(function(player, old, new)
	local inv = player:get_inventory()

	if old then
		local items = old.properties.items or {}
		for i = 1, #items do
			inv:remove_item("main", ItemStack(items[i]))
		end
	end

	do
		assert(new)

		local items = new.properties.items or {}
		for i = 1, #items do
			inv:add_item("main", ItemStack(items[i]))
		end
	end
end)

local function stack_list_to_map(stacks)
	local map = {}
	for i = 1, #stacks do
		map[ItemStack(stacks[i]):get_name()] = true
	end
	return map
end

local old_item_drop = minetest.item_drop
minetest.item_drop = function(itemstack, player, pos)
	local class = ctf_classes.get(player)

	local items = stack_list_to_map(class.properties.items or {})
	if items[itemstack:get_name()] then
		minetest.chat_send_player(player:get_player_name(),
			"You're not allowed to drop class items!")
		return itemstack
	else
		return old_item_drop(itemstack, player, pos)
	end
end

local old_is_allowed = ctf_map.is_item_allowed_in_team_chest
ctf_map.is_item_allowed_in_team_chest = function(listname, stack, player)
	local class = ctf_classes.get(player)

	local items = stack_list_to_map(class.properties.items or {})
	if items[stack:get_name()] then
		minetest.chat_send_player(player:get_player_name(),
			"You're not allowed to put class items in the chest!")
		return false
	else
		return old_is_allowed(listname, stack, player)
	end
end