[bushes] Add young tree seed; fix #465

mods/plantlife_modpack/bushes/init.lua

@@ -210,13 +210,24 @@ biome_lib:register_generate_plant({
   abstract_bushes.grow_bush
 )
 
- abstract_bushes.grow_youngtree2 = function(pos)
+ abstract_bushes.grow_youngtree2 = function(pos,unforceful)
 	local height = math.random(4,5)
-	abstract_bushes.grow_youngtree_node2(pos,height)
+	return abstract_bushes.grow_youngtree_node2(pos,height,unforceful)
 end
 
-abstract_bushes.grow_youngtree_node2 = function(pos, height)
+abstract_bushes.grow_youngtree_node2 = function(pos, height,unforceful)
 
+	if unforceful then
+		for y = 1, 4 do
+			local m = 0
+			if (y > 2) then m = 1 end
+			for z = 0, m do
+				if minetest.get_node({x = pos.x, y = pos.y+y, z = pos.z+z}).name ~= "air" then
+					return
+				end
+			end
+		end
+	end
 
 	local right_here = {x=pos.x, y=pos.y+1, z=pos.z}
 	local above_right_here = {x=pos.x, y=pos.y+2, z=pos.z}
@@ -234,11 +245,32 @@ abstract_bushes.grow_youngtree_node2 = function(pos, height)
 				minetest.set_node(two_above_right_here_south, {name="bushes:bushbranches2"  , param2=0})
 				minetest.set_node(three_above_right_here, {name="bushes:BushLeaves1" })
 				minetest.set_node(three_above_right_here_south, {name="bushes:BushLeaves1" })
+				return true
 		end
 
 	end
 end
 
+minetest.register_craftitem("bushes:youngtree", {
+	description = "Young tree",
+	inventory_image = "bushes_youngtree.png",
+	on_use = function(stack, _, pointed_thing)
+		if (pointed_thing.type ~= "node") then return end
+		if (abstract_bushes.grow_youngtree2(pointed_thing.under, true)) then
+			stack:set_count(stack:get_count() - 1)
+			return stack
+		end
+	end,
+})
+
+minetest.register_craft({
+	output = "bushes:youngtree",
+	recipe = {
+		{"bushes:BushLeaves1", "default:stick", "bushes:BushLeaves1"},
+		{"", "default:stick", ""},
+		{"", "default:stick", ""},
+	},
+})
 
 biome_lib:register_generate_plant({
     surface = {