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/frames.lua |   18 +++++++++++++++---
 1 files changed, 15 insertions(+), 3 deletions(-)

diff --git a/technic/frames.lua b/technic/frames.lua
index efae0e5..565a2ef 100644
--- a/technic/frames.lua
+++ b/technic/frames.lua
@@ -97,6 +97,10 @@
 			type = "fixed",
 		fixed=nodeboxes,
 		},
+		selection_box = {
+			type="fixed",
+			fixed={-0.5,-0.5,-0.5,0.5,0.5,0.5}
+		},
 		paramtype = "light",
 		frame=1,
 		drop="technic:frame_111111",
@@ -364,7 +368,6 @@
 		local node=minetest.env:get_node(pos)
 		local meta=minetest.env:get_meta(pos):to_table()
 		nodelist[#(nodelist)+1]={pos=pos,node=node,meta=meta}
-		minetest.env:remove_node(pos)
 	end
 	objects={}
 	for _,pos in ipairs(poslist) do
@@ -374,8 +377,8 @@
 	end
 	for _,obj in ipairs(objects) do
 		obj:setpos(addVect(obj:getpos(),vect))
-		if obj:get_luaentity().name == "pipeworks:tubed_item" then
-			le=obj:get_luaentity()
+		le=obj:get_luaentity()
+		if le and le.name == "pipeworks:tubed_item" then
 			le.start_pos=addVect(le.start_pos,vect)
 		end
 	end
@@ -384,6 +387,15 @@
 		minetest.env:set_node(npos,n.node)
 		local meta=minetest.env:get_meta(npos)
 		meta:from_table(n.meta)
+		for __,pos in ipairs(poslist) do
+			if npos.x==pos.x and npos.y==pos.y and npos.z==pos.z then
+				table.remove(poslist, __)
+				break
+			end
+		end
+	end
+	for __,pos in ipairs(poslist) do
+		minetest.env:remove_node(pos)
 	end
 end
 

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