changed is_item_allowed function in metalfurnace

sparkcore/inventory.lua

@@ -12,3 +12,56 @@ minetest.register_on_joinplayer(
 		player:set_inventory_formspec(sparktech.add_inventory(0, 0, ""))
 	end)
 end)
+
+local spark_quick_put_machines = minetest.setting_getbool("spark_quick_put_machines")
+local spark_quick_put_storage = minetest.setting_getbool("spark_quick_put_storage")
+local spark_quick_put_default = minetest.setting_getbool("spark_quick_put_default")
+local spark_quick_put_overide = minetest.settings:get("spark_quick_put_overide")
+
+local whitelist 
+if spark_quick_put_overide then
+	--overide here
+	whitelist = { "product" }
+else
+	if spark_quick_put_machines then
+		whitelist = { "fuel", "product", "source" }
+	end
+
+	if spark_quick_put_storage then
+		if whitelist then
+			table.insert(whitelist, "main")
+		else
+			whitelist = { "main" }
+		end
+	end
+
+	if spark_quick_put_default then
+		if whitelist then
+			table.insert(whitelist, "src")
+			table.insert(whitelist, "dst")
+		end
+	end
+end
+
+local function quick_refuel(position, node, puncher, pointed)
+	local nodemeta = minetest.get_meta(position)
+	local noderef = minetest.registered_nodes[node.name]
+	if not noderef then return false end
+	local putfunc = noderef.allow_metadata_inventory_put
+	local itemstack = puncher:get_wielded_item()
+	local inventory = nodemeta:get_inventory()
+	if not inventory or not putfunc then return false end -- putfunc so grass doesnt crash the game
+	for list in pairs(whitelist) do
+		local transstack = putfunc(position, whitelist[list], nil, itemstack, puncher)
+		if transstack ~= 0 then
+			local leftover = inventory:add_item(whitelist[list], itemstack)
+			puncher:set_wielded_item(leftover)
+		end
+	end
+end
+
+
+if whitelist then
+	minetest.register_on_punchnode(quick_refuel)
+end
+

sparkcore/settingtypes.txt

@@ -1,2 +1,6 @@
 spark_dig_stlye_alt	(Alternate tool dig style)	bool	false
-spark_log		(Enable console log)		bool	true
+spark_log		(Enable console log)		bool	true
+spark_quick_put_machines (Left click items into machines) bool	false
+spark_quick_put_storage  (Left click items into storage)  bool	false
+spark_quick_put_default  (Left click items into default mod blocks) bool false
+spark_quick_put_overide  ([ADVANCED] Space seperated list of inventories to overide the whitelist) string

sparkgenerator/burnergenerator.lua

@@ -15,8 +15,8 @@ local function is_fuel(items)
 end
 
 local function is_item_allowed(pos, target, _, stack)
-	if stack == nil or not is_fuel({stack}) then
-		return 0
+	if stack == nil or not is_fuel({stack}) or target ~= "fuel" then
+		return 0 -- returning nil here crashes minetest 1942660955bc3684a60d527e2fafa0ec3e02dd54
 	else
 		return stack:get_count()
 	end

sparkmachine/metalfurnace.lua

@@ -14,7 +14,7 @@ local function is_smeltable(items)
 end
 
 local function is_item_allowed(pos, target, _, stack)
-	if target == "product" then return 0 end --so no items get moved into the souce inventory by the user
+	if target ~= "source" then return 0 end --so no items get moved into the produce inventory by the user
 
 	if stack == nil or not is_smeltable({stack}) then --invalid or unsmeltable items dont get in
 		return 0