chest put step stub

init.lua

@@ -30,6 +30,7 @@ dofile(MP.."/register_step.lua")
 dofile(MP.."/steps/waypoint.lua")
 dofile(MP.."/steps/dig.lua")
 dofile(MP.."/steps/build.lua")
+dofile(MP.."/steps/chestput.lua")
 
 if has_xp_redo_mod then
 	dofile(MP.."/steps/checkxp.lua")

steps/chestput.lua

@@ -0,0 +1,73 @@
+
+
+missions.register_step({
+
+	type = "chestput",
+	name = "Put in chest",
+
+	create = function()
+		return {count=1, name="default:cobble"}
+	end,
+
+	edit_formspec = function(pos, node, player, stepnumber, step, stepdata)
+		local formspec = "size[8,8;]" ..
+			"label[0,0;Put items in chest]" ..
+	
+			"button_exit[0,7;8,1;save;Save]"
+
+		return formspec;
+	end,
+
+	update = function(fields, player, step, stepdata, show_editor, show_mission)
+		--TODO
+
+		if fields.save then
+			show_mission()
+		end
+	end,
+
+	on_step_enter = function(step, stepdata, player, success, failed)
+		--TODO
+	end,
+
+	on_step_interval = function(step, stepdata, player, success, failed)
+		--TODO
+	end,
+
+	on_step_exit = function(step, stepdata, player)
+		--TODO
+	end
+
+
+})
+
+local intercept_chest = function(name)
+	local def = minetest.registered_nodes[name]
+
+	if def ~= nil then
+		local delegate_put = def.on_metadata_inventory_put
+		local delegate_take = def.on_metadata_inventory_take
+
+		def.on_metadata_inventory_put = function(pos, listname, index, stack, player)
+			print("Put Stack: " .. stack:get_name())
+
+			--delegate
+			delegate_put(pos, listname, index, stack, player)
+		end
+
+		def.on_metadata_inventory_take = function(pos, listname, index, stack, player)
+			print("Take Stack: " .. stack:get_name())
+
+			--delegate
+			delegate_take(pos, listname, index, stack, player)
+		end
+	else
+		print("Definition not found: " .. name)
+	end
+end
+
+intercept_chest("default:chest")
+intercept_chest("default:chest_open")
+-- TODO: protected, technic-chests
+
+