Containers drop stuff when mined

mods/rp_default/container.lua

@@ -42,13 +42,8 @@ minetest.register_node(
 
          inv:set_size("main", 8 * 4)
       end,
-      -- Unlike other inventory nodes in this game, chests are NOT subject to protection.
-      -- This is done to allow something like "public chests" in protected areas.
-      -- To protect their belongings, players are supposed locked chests instead.
-      can_dig = function(pos, player)
-         local meta = minetest.get_meta(pos)
-         local inv = meta:get_inventory()
-         return inv:is_empty("main")
+      on_destruct = function(pos)
+         item_drop.drop_items_from_container(pos, {"main"})
       end,
       write_name = function(pos, text)
 --[[ TODO: Bring back container naming
@@ -95,10 +90,8 @@ minetest.register_node(
       allow_metadata_inventory_move = protection_check_move,
       allow_metadata_inventory_put = protection_check_put_take,
       allow_metadata_inventory_take = protection_check_put_take,
-      can_dig = function(pos,player)
-         local meta = minetest.get_meta(pos);
-         local inv = meta:get_inventory()
-         return inv:is_empty("main")
+      on_destruct = function(pos)
+         item_drop.drop_items_from_container(pos, {"main"})
       end,
       write_name = function(pos, text)
 --[[ TODO: Bring back container naming

mods/rp_default/furnace.lua

@@ -61,6 +61,15 @@ form_furnace = form_furnace .. "image[3.25,1.75;1,1;ui_arrow_bg.png^[transformR2
 
 rp_formspec.register_page("rp_default:furnace_inactive", form_furnace)
 
+local after_dig_node = function(pos, nodenode, oldmetadata, digger)
+    item_drop.drop_items_from_container_meta_table(pos, {"fuel", "src", "dst"}, oldmetadata)
+end
+
+local on_blast = function(pos)
+    item_drop.drop_items_from_container(pos, {"fuel", "src", "dst"})
+    minetest.remove_node(pos)
+end
+
 local check_put = function(pos, listname, index, stack, player)
     if minetest.is_protected(pos, player:get_player_name()) and
             not minetest.check_player_privs(player, "protection_bypass") then
@@ -123,18 +132,8 @@ minetest.register_node(
       allow_metadata_inventory_move = check_move,
       allow_metadata_inventory_put = check_put,
       allow_metadata_inventory_take = check_take,
-      can_dig = function(pos,player)
-		   local meta = minetest.get_meta(pos);
-		   local inv = meta:get_inventory()
-		   if not inv:is_empty("fuel") then
-		      return false
-		   elseif not inv:is_empty("dst") then
-		      return false
-		   elseif not inv:is_empty("src") then
-		      return false
-		   end
-		   return true
-		end,
+      after_dig_node = after_dig_node,
+      on_blast = on_blast,
    })
 
 minetest.register_node(
@@ -163,18 +162,8 @@ minetest.register_node(
       allow_metadata_inventory_move = check_move,
       allow_metadata_inventory_put = check_put,
       allow_metadata_inventory_take = check_take,
-      can_dig = function(pos,player)
-		   local meta = minetest.get_meta(pos);
-		   local inv = meta:get_inventory()
-		   if not inv:is_empty("fuel") then
-		      return false
-		   elseif not inv:is_empty("dst") then
-		      return false
-		   elseif not inv:is_empty("src") then
-		      return false
-		   end
-		   return true
-		end,
+      after_dig_node = after_dig_node,
+      on_blast = on_blast,
    })
 
 local function swap_node(pos, name)

mods/rp_item_drop/init.lua

@@ -35,6 +35,38 @@ function item_drop.drop_item(pos, itemstack)
    end
 end
 
+function item_drop.drop_items_from_container(pos, invlists)
+   local meta = minetest.get_meta(pos)
+   local inv = meta:get_inventory()
+   for l=1, #invlists do
+      local list = invlists[l]
+      for i=1, inv:get_size(list) do
+         local item = inv:get_stack(list, i)
+         if not item:is_empty() then
+            item_drop.drop_item(pos, item)
+         end
+      end
+   end
+end
+
+function item_drop.drop_items_from_container_meta_table(pos, invlists, meta_table)
+   if not meta_table or not meta_table.inventory then
+      return
+   end
+   for l=1, #invlists do
+      local list = invlists[l]
+      local list_table = meta_table.inventory[list]
+      if list_table then
+         for i=1, #list_table do
+            local item = ItemStack(list_table[i])
+            if not item:is_empty() then
+               item_drop.drop_item(pos, item)
+            end
+         end
+      end
+   end
+end
+
 -- Overwrite Minetest's item_drop function
 minetest.item_drop = function(itemstack, dropper, pos)
 	local dropper_is_player = dropper and dropper:is_player()

mods/rp_jewels/init.lua

@@ -305,11 +305,8 @@ minetest.register_node(
          local inv = meta:get_inventory()
          inv:set_size("main", 1)
       end,
-      can_dig = function(pos, player)
-         local meta = minetest.get_meta(pos)
-         local inv = meta:get_inventory()
-
-         return inv:is_empty("main")
+      on_destruct = function(pos)
+         item_drop.drop_items_from_container(pos, {"main"})
       end,
       allow_metadata_inventory_move = check_move,
       allow_metadata_inventory_put = check_put,

mods/rp_jewels/mod.conf

@@ -1,3 +1,3 @@
 name = rp_jewels
-depends = rp_sounds, rp_default, rp_formspec, rp_crafting, rp_achievements
+depends = rp_sounds, rp_default, rp_formspec, rp_crafting, rp_achievements, rp_item_drop
 optional_depends = tt