Use new Minetest Game fences API

mods/default/functions.lua

@@ -126,6 +126,64 @@ function default.node_sound_lava_defaults(table)
 	return table
 end
 
+
+function default.register_fence(name, def)
+	if def.material then
+		minetest.register_craft({
+			output = name .. " 4",
+			recipe = {
+				{ def.material, 'group:stick', def.material },
+				{ def.material, 'group:stick', def.material },
+			}
+		})
+	end
+
+	local fence_texture = "default_fence_overlay.png^" .. def.texture ..
+			"^default_fence_overlay.png^[makealpha:255,126,126"
+	-- Allow almost everything to be overridden
+	local default_fields = {
+		paramtype = "light",
+		drawtype = "nodebox",
+		node_box = {
+			type = "connected",
+			fixed = {{-1/8, -1/2, -1/8, 1/8, 1/2, 1/8}},
+			-- connect_top =
+			-- connect_bottom =
+			connect_front = {{-1/16,3/16,-1/2,1/16,5/16,-1/8},
+				{-1/16,-5/16,-1/2,1/16,-3/16,-1/8}},
+			connect_left = {{-1/2,3/16,-1/16,-1/8,5/16,1/16},
+				{-1/2,-5/16,-1/16,-1/8,-3/16,1/16}},
+			connect_back = {{-1/16,3/16,1/8,1/16,5/16,1/2},
+				{-1/16,-5/16,1/8,1/16,-3/16,1/2}},
+			connect_right = {{1/8,3/16,-1/16,1/2,5/16,1/16},
+				{1/8,-5/16,-1/16,1/2,-3/16,1/16}},
+		},
+		connects_to = {"group:fence_wood", "group:wood", "group:tree"},
+		inventory_image = fence_texture,
+		wield_image = fence_texture,
+		tiles = {def.texture},
+		sunlight_propagates = true,
+		is_ground_content = false,
+		groups = {},
+	}
+	for k, v in pairs(default_fields) do
+		if def[k] == nil then
+			def[k] = v
+		end
+	end
+
+	-- Always add to the fence group, even if no group provided
+	def.groups.fence = 1
+	-- Always connect to fence gates regardless of type
+	table.insert(def.connects_to, "group:fence_gate")
+
+	def.texture = nil
+	def.material = nil
+
+	minetest.register_node(name, def)
+end
+
+
 --
 -- Legacy
 --

mods/default/nodes.lua

@@ -1034,24 +1034,8 @@ minetest.register_node("default:glass", {
 	sounds = default.node_sound_glass_defaults(),
 })
 
-minetest.register_node("default:fence_rusty", {
-	description = "Rusty Fence",
-	drawtype = "fencelike",
-	tiles = {"default_rusty.png"},
-	inventory_image = "default_fence_rusty.png",
-	wield_image = "default_fence_rusty.png",
-	paramtype = "light",
-	is_ground_content = false,
-	selection_box = {
-		type = "fixed",
-		fixed = {-1/7, -1/2, -1/7, 1/7, 1/2, 1/7},
-	},
-	groups = {cracky=3, fence=1},
-	sounds = default.node_sound_metal_defaults(),
-})
-
 local fences = {
-	{ "rusty", "Rusty Fence", "default_rusty.png", {cracky=3}, default.node_sound_metal_defaults() },
+	{ "rusty", "Rusty Fence", "default_rusty.png", {cracky=3, fence_metal=1}, {"group:fence_metal"}, default.node_sound_metal_defaults() },
 	{ "wood", "Common Wood Fence", "default_wood.png" },
 	{ "pale_wood", "Pale Wood Fence", "default_palewood.png" },
 	{ "jungle_wood", "Jungle Wood Fence", "default_junglewood.png" },
@@ -1073,29 +1057,21 @@ local fences = {
 }
 
 for i=1, #fences do
-	local groups = {choppy=2, oddly_breakable_by_hand=2, flammable=2, woodfence=1}
+	local groups = {choppy=2, oddly_breakable_by_hand=2, flammable=2, fence_wood=1}
 	local sounds = default.node_sound_wood_defaults()
 	if fences[i][4] then
 		groups = fences[i][4]
 	end
-	groups.fence = 1
-	if fences[i][5] then
-		sounds = fences[i][5]
+	local connects_to = fences[i][5]
+	if fences[i][6] then
+		sounds = fences[i][6]
 	end
-	minetest.register_node("default:fence_"..fences[i][1], {
+	default.register_fence("default:fence_"..fences[i][1], {
 		description = fences[i][2],
-		drawtype = "fencelike",
-		tiles = {fences[i][3]},
-		inventory_image = "default_fence_mask.png^" .. fences[i][3] .. "^default_fence_mask.png^[makealpha:255,126,126",
-		wield_image = "default_fence_mask.png^" .. fences[i][3] .. "^default_fence_mask.png^[makealpha:255,126,126",
-		paramtype = "light",
-		is_ground_content = false,
-		selection_box = {
-			type = "fixed",
-			fixed = {-1/7, -1/2, -1/7, 1/7, 1/2, 1/7},
-		},
+		texture = fences[i][3],
 		groups = groups,
 		sounds = sounds,
+		connects_to = connects_to,
 	})
 end
 

mods/doors/api.lua

@@ -661,6 +661,7 @@ function doors.register_fencegate(name, def)
 	end
 
 	fence.groups.fence = 1
+	fence.groups.fence_gate = 1
 
 	local fence_closed = table.copy(fence)
 	fence_closed.mesh = "doors_fencegate_closed.obj"