From fe4372649fd7a265cbacf18f0d29032d958aa24c Mon Sep 17 00:00:00 2001
From: Tim <t4im@users.noreply.github.com>
Date: Sat, 10 Jan 2015 22:42:49 +0100
Subject: [PATCH] reuse the new screwdriver code of minetest/minetest_game in
 adapted form for the sonic screwdriver

---
 technic/tools/sonic_screwdriver.lua | 125 +++++++++++++++++-----------
 1 file changed, 75 insertions(+), 50 deletions(-)

diff --git a/technic/tools/sonic_screwdriver.lua b/technic/tools/sonic_screwdriver.lua
index 7d8957f..92cf0b9 100644
--- a/technic/tools/sonic_screwdriver.lua
+++ b/technic/tools/sonic_screwdriver.lua
@@ -4,62 +4,87 @@ local S = technic.getter
 
 technic.register_power_tool("technic:sonic_screwdriver", sonic_screwdriver_max_charge)
 
+-- screwdriver handler code reused from minetest/minetest_game screwdriver @a9ac480
+local ROTATE_FACE = 1
+local ROTATE_AXIS = 2
+
+local function nextrange(x, max)
+	x = x + 1
+	if x > max then
+		x = 0
+	end
+	return x
+end
+
+-- Handles rotation
+local function screwdriver_handler(itemstack, user, pointed_thing, mode)
+	if pointed_thing.type ~= "node" then
+		return
+	end
+
+	local pos = pointed_thing.under
+
+	if minetest.is_protected(pos, user:get_player_name()) then
+		minetest.record_protection_violation(pos, user:get_player_name())
+		return
+	end
+
+	local node = minetest.get_node(pos)
+	local ndef = minetest.registered_nodes[node.name]
+	if not ndef or not ndef.paramtype2 == "facedir" or
+			(ndef.drawtype == "nodebox" and
+			not ndef.node_box.type == "fixed") or
+			node.param2 == nil then
+		return
+	end
+
+	-- contrary to the default screwdriver, do not check for can_dig, to allow rotating machines with CLU's in them
+	-- this is consistent with the previous sonic screwdriver
+
+	local meta1 = minetest.deserialize(itemstack:get_metadata())
+	if not meta1 or not meta1.charge or meta1.charge < 100 then
+		return
+	end
+
+	minetest.sound_play("technic_sonic_screwdriver", {pos = pos, gain = 0.3, max_hear_distance = 10})
+
+	-- Set param2
+	local rotationPart = node.param2 % 32 -- get first 4 bits
+	local preservePart = node.param2 - rotationPart
+
+	local axisdir = math.floor(rotationPart / 4)
+	local rotation = rotationPart - axisdir * 4
+	if mode == ROTATE_FACE then
+		rotationPart = axisdir * 4 + nextrange(rotation, 3)
+	elseif mode == ROTATE_AXIS then
+		rotationPart = nextrange(axisdir, 5) * 4
+	end
+
+	node.param2 = preservePart + rotationPart
+	minetest.swap_node(pos, node)
+
+	if not minetest.setting_getbool("creative_mode") then
+		meta1.charge = meta1.charge - 100
+		itemstack:set_metadata(minetest.serialize(meta1))
+		technic.set_RE_wear(itemstack, meta1.charge, sonic_screwdriver_max_charge)
+	end
+
+	return itemstack
+end
+
 minetest.register_tool("technic:sonic_screwdriver", {
-	description = S("Sonic Screwdriver"),
+	description = S("Sonic Screwdriver (left-click rotates face, right-click rotates axis)"),
 	inventory_image = "technic_sonic_screwdriver.png",
 	wear_represents = "technic_RE_charge",
 	on_refill = technic.refill_RE_charge,
 	on_use = function(itemstack, user, pointed_thing)
-		-- Must be pointing to facedir applicable node
-		if pointed_thing.type ~= "node" then
-			return
-		end
-		local pos = pointed_thing.under
-		if minetest.is_protected(pos, user:get_player_name()) then
-			minetest.record_protection_violation(pos, user:get_player_name())
-			return
-		end
-		local node = minetest.get_node(pos)
-		local node_name = node.name
-		if minetest.registered_nodes[node_name].paramtype2 ~= "facedir" and
-		   minetest.registered_nodes[node_name].paramtype2 ~= "wallmounted" then
-			return
-		end
-		if node.param2 == nil then
-			return
-		end
-		local meta1 = minetest.deserialize(itemstack:get_metadata())
-		if not meta1 or not meta1.charge then
-			return
-		end
-		if meta1.charge >= 100 then
-			minetest.sound_play("technic_sonic_screwdriver",
-					{pos = pos, gain = 0.3, max_hear_distance = 10})
-			local p = node.param2
-			if minetest.registered_nodes[node_name].paramtype2 == "facedir" then
-				p = p + 1
-				if p == 4 then
-					p = 0
-				end
-			else
-				p = p + 1
-				if p == 6 then
-					p = 0
-				end
-			end
-			if minetest.is_protected(pos, user:get_player_name()) then
-				minetest.record_protection_violation(pos, user:get_player_name())
-			else
-				node.param2 = p
-				minetest.swap_node(pos, node)
-
-				meta1.charge = meta1.charge - 100
-				itemstack:set_metadata(minetest.serialize(meta1))
-				technic.set_RE_wear(itemstack, meta1.charge, sonic_screwdriver_max_charge)
-			end
-		end
+		screwdriver_handler(itemstack, user, pointed_thing, ROTATE_FACE)
 		return itemstack
-	end, 
+	end,
+	on_place = function(itemstack, user, pointed_thing)
+		screwdriver_handler(itemstack, user, pointed_thing, ROTATE_AXIS)
+		return itemstack
+	end,
 })
  
 minetest.register_craft({