made signs check for node ownership/protection before allowing placement.

init.lua

@@ -13,7 +13,7 @@
 
 local DEBUG = 0
 
--- Local Functions
+-- Various Functions
 
 local dbg = function(s)
 	if DEBUG == 1 then
@@ -21,6 +21,35 @@ local dbg = function(s)
 	end
 end
 
+function homedecor_node_is_owned(pos, placer)
+	local ownername = false
+	if type(IsPlayerNodeOwner) == "function" then					-- node_ownership mod
+		if HasOwner(pos, placer) then						-- returns true if the node is owned
+			if not IsPlayerNodeOwner(pos, placer:get_player_name()) then
+				if type(getLastOwner) == "function" then		-- ...is an old version
+					ownername = getLastOwner(pos)
+				elseif type(GetNodeOwnerName) == "function" then	-- ...is a recent version
+					ownername = GetNodeOwnerName(pos)
+				else
+					ownername = "someone"
+				end
+			end
+		end
+
+	elseif type(isprotect)=="function" then 					-- glomie's protection mod
+		if not isprotect(5, pos, placer) then
+			ownername = "someone"
+		end
+	end
+
+	if ownername ~= false then
+		minetest.chat_send_player( placer:get_player_name(), "Sorry, "..ownername.." owns that spot." )
+		return true
+	else
+		return false
+	end
+end
+
 -- Nodes
 
 minetest.register_node('homedecor:shingles_wood', {