Delete depends.txt, add mod.conf

dagger.lua

@@ -6,11 +6,11 @@ local function tick()
 	for i,player in ipairs(players) do
 		local target = lavatemple.mapgen_data.pos;
 		if not target then return end
-		local pos = player:getpos()
+		local pos = player:get_pos()
-		local dir = player:get_look_yaw()
+		local dir = player:get_look_horizontal()
 		local angle_north = math.deg(math.atan2(target.x - pos.x, target.z - pos.z))
 		if angle_north < 0 then angle_north = angle_north + 360 end
-		local angle_dir = 90 - math.deg(dir)
+		local angle_dir = 360-math.deg(math.abs(dir))
 		local angle_relative = (angle_north - angle_dir) % 360
 		local compass_image = math.floor((angle_relative/30) + 0.5)%12
 
@@ -64,9 +64,9 @@ end
 minetest.register_craft({
 	output = 'lavatemple:dagger_1',
 	recipe = {
-		{'zmobs:lava_orb', 'default:steel_ingot', 'zmobs:lava_orb'},
+		{'mobs:lava_orb', 'default:steel_ingot', 'mobs:lava_orb'},
-		{'zmobs:lava_orb', 'default:steel_ingot', 'zmobs:lava_orb'},
+		{'mobs:lava_orb', 'default:steel_ingot', 'mobs:lava_orb'},
-		{'zmobs:lava_orb', 'default:stick', 'zmobs:lava_orb'}
+		{'mobs:lava_orb', 'default:stick', 'mobs:lava_orb'}
 	}
 })
 

depends.txt

@@ -1,5 +0,0 @@
-default
-stairs
-mobs
-worldedit
-watershed?

init.lua

@@ -5,3 +5,4 @@ dofile(MODPATH.."/items.lua")
 dofile(MODPATH.."/mapgen.lua")
 dofile(MODPATH.."/dagger.lua")
 
+minetest.log("action", "[lavatemple] loaded.")

mapgen.lua

@@ -43,7 +43,7 @@ minetest.register_on_generated(function(minp,maxp,seed)
 		io.close(f)
 		if not contents then return end
 		-- Clear the area since worldedit doesn't save "air" nodes
-		pos1, pos2, count = worldedit.allocate(ltp, contents)
+		local pos1, pos2, count = worldedit.allocate(ltp, contents)
 		for x=pos1.x,pos2.x do
 		for y=pos1.y,pos2.y do
 		for z=pos1.z,pos2.z do

mod.conf

@@ -0,0 +1,5 @@
+name = lavatemple
+title = Lava Temple
+description = Add a special hidden structure
+depends = default,stairs,mobs,worldedit
+optional_depends = watershed,moreblocks

nodes.lua

@@ -6,15 +6,29 @@ minetest.register_node("lavatemple:brick", {
 	sounds = default.node_sound_stone_defaults(),
 })
 
-stairs.register_stair_and_slab(
+if minetest.get_modpath("moreblocks") then
-	"lavatemple_brick",
+	local nodename = "lavatemple:brick"
-	"lavatemple:brick",
+	local ndef = table.copy(minetest.registered_nodes[nodename])
-	{dark=1},
+	ndef.sunlight_propagates = true
-	{"lavatemple_brick.png"},
+	ndef.place_param2 = nil
-	"Darkbrick Stair",
+
-	"Darkbrick Slab",
+	stairsplus:register_all(
-	default.node_sound_stone_defaults()
+		"lavatemple",
-)
+		"brick",
+		nodename,
+		ndef
+	)
+else
+	stairs.register_stair_and_slab(
+		"lavatemple_brick",
+		"lavatemple:brick",
+		{dark=1},
+		{"lavatemple_brick.png"},
+		"Darkbrick Stair",
+		"Darkbrick Slab",
+		default.node_sound_stone_defaults()
+	)
+end
 
 minetest.register_node("lavatemple:ladder", {
 	description = "Darkbrick Ladder",
@@ -22,6 +36,7 @@ minetest.register_node("lavatemple:ladder", {
 	tiles = {"lavatemple_ladder.png"},
 	inventory_image = "lavatemple_ladder_inv.png",
 	wield_image = "lavatemple_ladder_inv.png",
+	use_texture_alpha = "clip",
 	paramtype = "light",
 	sunlight_propagates = true,
 	paramtype2 = "wallmounted",