Keys: Allow skeleton keys to be stacked

Allow skeleton keys to be stacked by converting them to craftitems and
adding a few lines of code to add a new itemstack to the inventory with
the new key or drop it at the player position if the inventory is full.

diff --git a/mods/default/tools.lua b/mods/default/tools.lua
index 1a08b9184c765e162732f9ea76eba02231ab055f..f105a8fb92b3fdde03de71849cd6c0d7982b4d23 100644 (file)
--- a/mods/default/tools.lua
+++ b/mods/default/tools.lua
@@ -379,7 +379,7 @@ minetest.register_tool("default:sword_diamond", {
        sound = {breaks = "default_tool_breaks"},
 })
 
-minetest.register_tool("default:skeleton_key", {
+minetest.register_craftitem("default:skeleton_key", {
        description = "Skeleton Key",
        inventory_image = "default_key_skeleton.png",
        groups = {key = 1},
@@ -407,13 +407,25 @@ minetest.register_tool("default:skeleton_key", {
                        local secret, _, _ = on_skeleton_key_use(pos, user, newsecret)
 
                        if secret then
-                               -- finish and return the new key
+                               -- update original itemstack
                                itemstack:take_item()
-                               itemstack:add_item("default:key")
-                               local meta = itemstack:get_meta()
+
+                               -- finish and return the new key
+                               local new_stack = ItemStack("default:key")
+                               local meta = new_stack:get_meta()
+                               local inv = minetest.get_inventory({type="player", name=user:get_player_name()})
                                meta:set_string("secret", secret)
                                meta:set_string("description", "Key to "..user:get_player_name().."'s "
                                        ..minetest.registered_nodes[node.name].description)
+
+                               if itemstack:get_count() == 0 then
+                                       itemstack = new_stack
+                               else
+                                       if inv:add_item("main", new_stack):get_count() > 0 then
+                                               minetest.add_item(user:getpos(), new_stack)
+                                       end
+                               end
+
                                return itemstack
                        end
                end