From dfcf64c1d07f4006045af37b0b01dbfc82dbb1d1 Mon Sep 17 00:00:00 2001
From: SmallJoker <mk939@ymail.com>
Date: Sat, 26 Aug 2023 10:57:05 +0200
Subject: [PATCH] Chainsaw: new setting to disable safe cutting

---
 technic/machines/register/cables.lua |   28 +++++++++++++++-------------
 1 files changed, 15 insertions(+), 13 deletions(-)

diff --git a/technic/machines/register/cables.lua b/technic/machines/register/cables.lua
index 8607a3f..70da6d6 100644
--- a/technic/machines/register/cables.lua
+++ b/technic/machines/register/cables.lua
@@ -11,6 +11,13 @@
 	return cable_tier[name]
 end
 
+function technic.register_cable_tier(name, tier)
+	assert(technic.machines[tier], "Tier does not exist")
+	assert(type(name) == "string", "Invalid node name")
+
+	cable_tier[name] = tier
+end
+
 local function check_connections(pos)
 	-- Build a table of all machines
 	local machines = {}
@@ -60,7 +67,7 @@
 				local tier = network.tier
 
 				-- Actually add it to the (cached) network
-				-- This is similar to check_node_subp
+				-- !! IMPORTANT: ../switching_station.lua -> check_node_subp() must be kept in sync
 				technic.cables[minetest.hash_node_position(pos)] = network_id
 				pos.visited = 1
 				if technic.is_tier_cable(node.name, tier) then
@@ -69,23 +76,18 @@
 				elseif technic.machines[tier][node.name] then
 					-- Found a machine
 					local eu_type = technic.machines[tier][node.name]
-					meta:set_string(tier.."_network", minetest.pos_to_string(sw_pos))
+					meta:set_string(tier.."_network", string.format("%.20g", network_id))
 					if     eu_type == technic.producer then
-						table.insert(network.PR_nodes,pos)
+						table.insert(network.PR_nodes, pos)
 					elseif eu_type == technic.receiver then
-						table.insert(network.RE_nodes,pos)
+						table.insert(network.RE_nodes, pos)
 					elseif eu_type == technic.producer_receiver then
-						table.insert(network.PR_nodes,pos)
-						table.insert(network.RE_nodes,pos)
-					elseif eu_type == "SPECIAL" and
-							(pos.x ~= sw_pos.x or pos.y ~= sw_pos.y or pos.z ~= sw_pos.z) and
-							nil then
-						-- TODO: This case was never executed. Needs testing!
-						-- Supply converter.
-						table.insert(network.SP_nodes,pos)
+						table.insert(network.PR_nodes, pos)
+						table.insert(network.RE_nodes, pos)
 					elseif eu_type == technic.battery then
-						table.insert(network.BA_nodes,pos)
+						table.insert(network.BA_nodes, pos)
 					end
+					-- Note: SPECIAL (i.e. switching station) is not traversed!
 				end
 			elseif dead_end and not placed then
 				-- Dead end removed, remove it from the network

--
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