ebiometrees = {}

function ebiometrees.get_sapling_grower(sprout_name)
  local function rooter(pos)
    minetest.set_node(pos, {name=sprout_name})
  end
  return rooter
end

function ebiometrees.get_sprout_grower(trunk_name, apex_name)
  local function grower(pos)
    minetest.set_node(pos, {name=trunk_name})
    local upper = {x=pos.x, y=pos.y+1, z=pos.z}
    minetest.set_node(upper, {name=apex_name})
  end
  return grower
end

function ebiometrees.root_sapling(pos)
  minetest.set_node(pos, {name="ebiome:oak_sprout"})
  return false
end

function ebiometrees.set_rooting_sapling(itemstack, placer, pointed_thing)
  itemstack = minetest.item_place(itemstack, placer, pointed_thing)
  minetest.get_node_timer(pointed_thing.above):start(3)
  return itemstack
end