local materials = stairsplus_legacy.materials

if materials.concrete_block and materials.concrete_block ~= "basic_materials:concrete_block" then
	stairsplus.api.register_alias_all("basic_materials:concrete_block", materials.concrete_block)
elseif minetest.registered_nodes["basic_materials:concrete_block"] then
	stairsplus_legacy.register_legacy("basic_materials:concrete_block")
end

if materials.cement_block and materials.cement_block ~= "basic_materials:cement_block" then
	stairsplus.api.register_alias_all("basic_materials:cement_block", materials.cement_block)
elseif minetest.registered_nodes["basic_materials:cement_block"] then
	stairsplus_legacy.register_legacy("basic_materials:cement_block")
end

if materials.brass_block and materials.brass_block ~= "basic_materials:brass_block" then
	stairsplus.api.register_alias_all("basic_materials:brass_block", materials.brass_block)
elseif minetest.registered_nodes["basic_materials:brass_block"] then
	stairsplus_legacy.register_legacy("basic_materials:brass_block")
end