Add item pickup age

init.lua

@@ -3,6 +3,8 @@ if minetest.settings:get_bool("item_drop.enable_item_pickup") ~= false then
 		minetest.settings:get("item_drop.pickup_sound_gain")) or 0.4
 	local pickup_radius = tonumber(
 		minetest.settings:get("item_drop.pickup_radius")) or 0.75
+	local pickup_age = tonumber(
+		minetest.settings:get("item_drop.pickup_age")) or 0.5
 	local key_triggered = minetest.settings:get_bool(
 		"item_drop.enable_pickup_key") ~= false
 	local keytype
@@ -11,6 +13,20 @@ if minetest.settings:get_bool("item_drop.enable_item_pickup") ~= false then
 	end
 	local damage_enabled = minetest.settings:get_bool("enable_damage")
 
+	-- gets the object's luaentity if it can be collected
+	local function opt_get_ent(object)
+		if object:is_player() then
+			return
+		end
+		local ent = object:get_luaentity()
+		if not ent
+		or ent.name ~= "__builtin:item"
+		or (ent.dropped_by and ent.age < pickup_age) then
+			return
+		end
+		return ent
+	end
+
 	local function pickupfunc()
 		for _,player in ipairs(minetest.get_connected_players()) do
 			local keys_pressed = not key_triggered
@@ -36,38 +52,37 @@ if minetest.settings:get_bool("item_drop.enable_item_pickup") ~= false then
 
 			local pos = player:getpos()
 			pos.y = pos.y+0.5
-			local inv = player:get_inventory()
+			local inv
 
 			local objectlist = minetest.get_objects_inside_radius(pos,
 				pickup_radius)
-			for _,object in ipairs(objectlist) do
+			for i = 1,#objectlist do
-				if not object:is_player()
+				local object = objectlist[i]
-				and object:get_luaentity()
+				local ent = opt_get_ent(object)
-				and object:get_luaentity().name == "__builtin:item" then
+				if ent then
+					if not inv then
+						inv = player:get_inventory()
+						if not inv then
+							minetest.log("error", "[item_drop] Couldn't " ..
+								"get inventory")
+							return
+						end
+					end
+					if inv:room_for_item("main",
+						ItemStack(ent.itemstring)
+					) then
 						local pos2 = object:getpos()
 						local distance = vector.distance(pos, pos2)
 						if distance <= 1 then
-						if inv
-						and inv:room_for_item("main",
-							ItemStack(object:get_luaentity().itemstring)
-						) then
 							inv:add_item("main", ItemStack(
-								object:get_luaentity().itemstring))
+								ent.itemstring))
-							if object:get_luaentity().itemstring ~= "" then
 							minetest.sound_play("item_drop_pickup", {
 								to_player = player:get_player_name(),
 								gain = pickup_gain,
 							})
-							end
+							ent.itemstring = ""
-							object:get_luaentity().itemstring = ""
 							object:remove()
-						end
 						else
-						if object:get_luaentity().collect then
-							if inv
-							and inv:room_for_item("main",
-								ItemStack(object:get_luaentity().itemstring)
-							) then
 							local pos1 = pos
 							pos1.y = pos1.y+0.2
 							local vec = {x=pos1.x-pos2.x, y=pos1.y-pos2.y,
@@ -76,8 +91,8 @@ if minetest.settings:get_bool("item_drop.enable_item_pickup") ~= false then
 							vec.y = vec.y*3
 							vec.z = vec.z*3
 							object:setvelocity(vec)
-								object:get_luaentity().physical_state = false
+							ent.physical_state = false
-								object:get_luaentity().object:set_properties({
+							ent.object:set_properties({
 								physical = false
 							})
 
@@ -115,11 +130,10 @@ if minetest.settings:get_bool("item_drop.enable_item_pickup") ~= false then
 			end
 		end
 	end
-	end
 
 	local function pickup_step()
 		pickupfunc()
-		minetest.after(0.2, pickup_step)
+		minetest.after(0.01, pickup_step)
 	end
 	minetest.after(3.0, pickup_step)
 end

settingtypes.txt

@@ -15,3 +15,6 @@ item_drop.pickup_sound_gain (Pickup sound gain) float 0.4
 
 #Player pickup radius
 item_drop.pickup_radius (Pickup radius) float 0.75
+
+#Time delay in seconds after autopicking an item if it's dropped by a player
+item_drop.pickup_age (Pickup age) float 0.5