local minetest, vector, include
    = minetest, vector, include

local rotate = include("rotate")

minetest.register_on_punchnode(function(pos, node, puncher, pointed_thing)
    local def = minetest.registered_nodes[node.name]
    if def.paramtype2 ~= "facedir" then return end

    -- Vector that points away from the punched face.
    if (not pointed_thing.above) or (not pointed_thing.under) then return end
    local axis = vector.subtract(pointed_thing.above, pointed_thing.under)

    -- Rotate clockwise by default.
    local degrees = -90
    -- If player is sneaking, reverse the rotation.
    if minetest.is_player(puncher) and puncher:get_player_control().sneak then degrees = -degrees end

    rotate.rotate_node(pos, node, axis, degrees)
end)