prevent crash when a non-player object digs a node

src/api_triggers.lua

@@ -152,7 +152,9 @@ function awards.register_trigger(tname, tdef)
 				end
 			end
 
-			assert(player and player.is_player and player:is_player() and key)
+			if not (player and player.is_player and player:is_player() and key) then
+				return
+			end
 			local name = player:get_player_name()
 			local data = awards.player(name)
 

src/triggers.lua

@@ -109,15 +109,15 @@ awards.register_trigger("craft", {
 	end,
 	key_is_item = true,
 })
---minetest.register_on_craft(function(itemstack, player, old_craft_grid, craft_inv)
---	if not player or itemstack:is_empty() then
---		return
---	end
---
---	local itemname = itemstack:get_name()
---	itemname = minetest.registered_aliases[itemname] or itemname
---	awards.notify_craft(player, itemname, itemstack:get_count())
---end)
+minetest.register_on_craft(function(itemstack, player, old_craft_grid, craft_inv)
+	if not player or itemstack:is_empty() then
+		return
+	end
+
+	local itemname = itemstack:get_name()
+	itemname = minetest.registered_aliases[itemname] or itemname
+	awards.notify_craft(player, itemname, itemstack:get_count())
+end)
 
 
 awards.register_trigger("eat", {