[pull] master from minetest-mods:master

.luacheckrc

@@ -31,4 +31,5 @@ read_globals = {
 	"HasOwner",
 	"getLastOwner",
 	"GetNodeOwnerName",
+	"place_rotated",
 }

mod.conf

@@ -1,4 +1,4 @@
 name = moreblocks
 description = Adds various miscellaneous blocks to the game.
-optional_depends = default,stairs,farming,wool,basic_materials
+optional_depends = default,stairs,farming,wool,basic_materials,place_rotated
 min_minetest_version = 5.0.0

stairsplus/common.lua

@@ -146,11 +146,14 @@ stairsplus.register_single = function(category, alternate, info, modname, subnam
 
 	-- Darken light sources slightly to make up for their smaller visual size
 	def.light_source = math.max(0, (def.light_source or 0) - 1)
-
-	def.on_place = stairsplus.rotate_node_aux
 	def.groups = stairsplus:prepare_groups(fields.groups)
 
 	if category == "slab" then
+		if minetest.global_exists("place_rotated") then
+			def.on_place = place_rotated.slab
+		else
+			def.on_place = stairsplus.rotate_node_aux
+		end
 		if type(info) ~= "table" then
 			def.node_box = {
 				type = "fixed",
@@ -165,6 +168,7 @@ stairsplus.register_single = function(category, alternate, info, modname, subnam
 			def.description = desc_base .. alternate:gsub("_", " "):gsub("(%a)(%S*)", function(a, b) return a:upper() .. b end)
 		end
 	else
+		def.on_place = stairsplus.rotate_node_aux
 		def.description = desc_base
 		if category == "slope" then
 			def.drawtype = "mesh"