Fixed a minor bug introduced when I created openfarming, which skips the faction test if an area is openfarming.

And not return false if not a player(ie:mobs api) or unknown node, continue iterate on others areas(minor bug, generaly if 1 area it's protected).

api.lua

@@ -110,25 +110,27 @@ function areas:canInteract(pos, name)
 	for _, area in pairs(self:getAreasAtPos(pos)) do
 		if area.owner == name or area.open then
 			return true
-		elseif area.openfarming then
+		end
+		if area.openfarming then
 			-- if area is openfarming
-			local node = minetest.get_node(pos).name
-			if not minetest.registered_nodes[node] then return false end
 			local player = minetest.get_player_by_name(name)
-			if not player then return false end
-			local wstack = player:get_wielded_item():get_name()
-			if wstack == "" then wstack = "hand" end
+			local node = minetest.get_node(pos).name
+			if player and minetest.registered_nodes[node] then
+				local wstack = player:get_wielded_item():get_name()
+				if wstack == "" then wstack = "hand" end
 
-			--on_dig
-			if minetest.get_item_group(node, "plant") == 1 and (wstack == "hand" or minetest.registered_tools[wstack]) then
-				return true
-			end
+				--on_dig
+				if minetest.get_item_group(node, "plant") == 1 and (wstack == "hand" or minetest.registered_tools[wstack]) then
+					return true
+				end
 
-			--on_place
-			if plants[wstack] ~= nil and plants[wstack] == node then
-				return true
+				--on_place
+				if plants[wstack] ~= nil and plants[wstack] == node then
+					return true
+				end
 			end
-		elseif areas.factions_available and area.faction_open then
+		end
+		if areas.factions_available and area.faction_open then
 			if (factions.version or 0) < 2 then
 				local faction_name = factions.get_player_faction(name)
 				if faction_name then