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utils.lua

@@ -271,4 +271,62 @@ end
 
 
 
+function utils.can_place (pos)
+	local node = minetest.get_node_or_nil (pos)
+
+	if node and node.name ~= "air" then
+		local def = minetest.registered_nodes[node.name]
+
+		if not def or not def.buildable_to then
+			return false
+		end
+	end
+
+	return true
+end
+
+
+
+function utils.is_protected (pos, player)
+	local name = (player and player:get_player_name ()) or ""
+
+	return minetest.is_protected (pos, name)
+end
+
+
+
+function utils.get_on_rightclick (pos, player)
+	local node = minetest.get_node_or_nil (pos)
+
+	if node then
+		local def = minetest.registered_nodes[node.name]
+
+		if def and def.on_rightclick and
+			not (player and player:is_player () and
+				  player:get_player_control ().sneak) then
+
+				return def.on_rightclick
+		end
+	end
+
+	return nil
+end
+
+
+
+function utils.is_creative (player)
+	if minetest.settings:get_bool ("creative_mode") then
+		return true
+	end
+
+	if player and player:is_player () then
+		return minetest.is_creative_enabled (player:get_player_name ()) or
+				 minetest.check_player_privs (placer, "creative")
+	end
+
+	return false
+end
+
+
+
 --