From 2d68498dc10bc74a35a5cc0ff4e81b6640807511 Mon Sep 17 00:00:00 2001
From: kpoppel <poulsen.kim@gmail.com>
Date: Wed, 08 May 2013 01:42:22 +0200
Subject: [PATCH] Massive change to the way CNC programs are registered. Now the API is open for adding new nodes and inhibiting some nodes for some materials. No more recipes outside of the CNC machine.

---
 technic/deployer.lua |   41 +++++++++++++++++++++++++++--------------
 1 files changed, 27 insertions(+), 14 deletions(-)

diff --git a/technic/deployer.lua b/technic/deployer.lua
index aa5133b..c5dba2a 100644
--- a/technic/deployer.lua
+++ b/technic/deployer.lua
@@ -19,19 +19,22 @@
 	if node.param2==0 then pos1.z=pos1.z-1 end
 
 	if node.name == "technic:deployer_off" then
-		hacky_swap_node(pos,"technic:deployer_on")
-		nodeupdate(pos)
-		local meta = minetest.env:get_meta(pos);
-		local inv = meta:get_inventory()
-		local i=0
-		for _,stack in ipairs(inv:get_list("main")) do
-		i=i+1
-		if stack:get_name() ~=nil then 
-			node1={name=stack:get_name(), param1=0, param2=node.param2}
-			minetest.env:place_node(pos1,node1)
-			stack:take_item(1);
-			inv:set_stack("main", i, stack)
-			return
+		local node1=minetest.env:get_node(pos1)
+		if node1.name == "air" then 
+			hacky_swap_node(pos,"technic:deployer_on")
+			nodeupdate(pos)
+			local meta = minetest.env:get_meta(pos);
+			local inv = meta:get_inventory()
+			local i=0
+			for _,stack in ipairs(inv:get_list("main")) do
+			i=i+1
+			if stack:get_name() ~=nil and minetest.registered_nodes[stack:get_name()]~=nil then 
+				node1={name=stack:get_name(), param1=0, param2=node.param2}
+				minetest.env:place_node(pos1,node1)
+				stack:take_item(1);
+				inv:set_stack("main", i, stack)
+				return
+				end
 			end
 	end
 	end
@@ -93,8 +96,18 @@
 			"technic_deployer_back.png","technic_deployer_front_on.png"},
 	is_ground_content = true,
 	paramtype2 = "facedir",
-	tubelike=1,
 	groups = {snappy=2,choppy=2,oddly_breakable_by_hand=2, mesecon = 2,tubedevice=1, tubedevice_receiver=1,not_in_creative_inventory=1},
 	mesecons = {effector={action_off=deployer_signal_off}},
+		tube={insert_object=function(pos,node,stack,direction)
+			local meta=minetest.env:get_meta(pos)
+			local inv=meta:get_inventory()
+			return inv:add_item("main",stack)
+		end,
+		can_insert=function(pos,node,stack,direction)
+			local meta=minetest.env:get_meta(pos)
+			local inv=meta:get_inventory()
+			return inv:room_for_item("main",stack)
+		end,
+		input_inventory="main"},
 	sounds = default.node_sound_stone_defaults(),
 })

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