Add support for attached facedir/4dir nodes (#11432)

games/devtest/mods/testnodes/properties.lua

@@ -57,7 +57,6 @@ minetest.register_node("testnodes:attached", {
 	},
 	groups = { attached_node = 1, dig_immediate = 3 },
 })
-
 -- This node attaches to the side of a node and drops as item
 -- when the node it attaches to is gone.
 minetest.register_node("testnodes:attached_wallmounted", {
@@ -73,6 +72,61 @@ minetest.register_node("testnodes:attached_wallmounted", {
 	groups = { attached_node = 1, dig_immediate = 3 },
 })
 
+-- Wallmounted node that always attaches to the floor
+minetest.register_node("testnodes:attached_wallmounted_floor", {
+	description = S("Floor-Attached Wallmounted Node"),
+	paramtype2 = "wallmounted",
+	tiles = {
+		"testnodes_attached_top.png",
+		"testnodes_attached_bottom.png",
+		"testnodes_attached_side.png",
+	},
+	groups = { attached_node = 3, dig_immediate = 3 },
+	color = "#FF8080",
+})
+
+-- This node attaches to the ceiling and drops as item
+-- when the ceiling is gone.
+minetest.register_node("testnodes:attached_top", {
+	description = S("Ceiling-Attached Node"),
+	tiles = {
+		"testnodes_attached_bottom.png",
+		"testnodes_attached_top.png",
+		"testnodes_attached_side.png^[transformR180",
+	},
+	groups = { attached_node = 4, dig_immediate = 3 },
+})
+
+-- Same as wallmounted attached, but for facedir
+minetest.register_node("testnodes:attached_facedir", {
+	description = S("Facedir Attached Node"),
+	paramtype2 = "facedir",
+	tiles = {
+		"testnodes_attachedf_side.png^[transformR180",
+		"testnodes_attachedf_side.png",
+		"testnodes_attachedf_side.png^[transformR90",
+		"testnodes_attachedf_side.png^[transformR270",
+		"testnodes_attachedf_bottom.png",
+		"testnodes_attachedf_top.png",
+	},
+	groups = { attached_node = 2, dig_immediate = 3 },
+})
+
+-- Same as facedir attached, but for 4dir
+minetest.register_node("testnodes:attached_4dir", {
+	description = S("4dir Attached Node"),
+	paramtype2 = "4dir",
+	tiles = {
+		"testnodes_attached4_side.png^[transformR180",
+		"testnodes_attached4_side.png",
+		"testnodes_attached4_side.png^[transformR90",
+		"testnodes_attached4_side.png^[transformR270",
+		"testnodes_attached4_bottom.png",
+		"testnodes_attached4_top.png",
+	},
+	groups = { attached_node = 2, dig_immediate = 3 },
+})
+
 -- Jump disabled
 minetest.register_node("testnodes:nojump", {
 	description = S("Non-jumping Node").."\n"..