From 68ea0acbd0cb6dc61b849efab4d6207bdf515853 Mon Sep 17 00:00:00 2001
From: Zefram <zefram@fysh.org>
Date: Wed, 09 Jul 2014 09:17:43 +0200
Subject: [PATCH] Consistently use cable in electric machine recipes

---
 technic/machines/LV/music_player.lua |   49 +++++++++++++++++++++++++++++--------------------
 1 files changed, 29 insertions(+), 20 deletions(-)

diff --git a/technic/machines/LV/music_player.lua b/technic/machines/LV/music_player.lua
index 7ad2d52..9ab88f2 100644
--- a/technic/machines/LV/music_player.lua
+++ b/technic/machines/LV/music_player.lua
@@ -7,15 +7,17 @@
 minetest.register_craft({
 	output = 'technic:music_player',
 	recipe = {
-		{'group:wood',      'group:wood',           'group:wood'},
-		{'default:diamond', 'default:diamond',      'default:diamond'},
-		{'default:stone',   'default:copper_ingot', 'default:stone'},
+		{'group:wood',      'default:diamond',        'group:wood'},
+		{'default:diamond', 'technic:machine_casing', 'default:diamond'},
+		{'default:stone',   'technic:lv_cable0',      'default:stone'},
 	}
 })
 
+local music_handles = {}
+
 local music_player_formspec =
 	"invsize[8,9;]"..
-	"label[0,0;"..S("Music Player").."]"..
+	"label[0,0;"..S("%s Music Player"):format("LV").."]"..
 	"button[4,1;1,1;track1;1]"..
 	"button[5,1;1,1;track2;2]"..
 	"button[6,1;1,1;track3;3]"..
@@ -27,24 +29,30 @@
 	"button[6,3;1,1;track9;9]"..
 	"button[4,4;1,2;play;Play]"..
 	"button[6,4;1,2;stop;Stop]"..
-	"label[4,0;Current track --]"
+	"label[4,0;"..S("Current track %s"):format("--").."]"
+
+local function play_track(pos, track)
+	return minetest.sound_play("technic_track"..tostring(track),
+			{pos = pos, gain = 1.0, loop = true, max_hear_distance = 72,})
+end
 
 minetest.register_node("technic:music_player", {
-	description = S("Music Player"),
+	description = S("%s Music Player"):format("LV"),
 	tiles = {"technic_music_player_top.png", "technic_machine_bottom.png", "technic_music_player_side.png",
 	         "technic_music_player_side.png", "technic_music_player_side.png", "technic_music_player_side.png"},
 	groups = {snappy=2,choppy=2,oddly_breakable_by_hand=2},
 	sounds = default.node_sound_wood_defaults(),
 	on_construct = function(pos)
 		local meta = minetest.get_meta(pos)
-		meta:set_string("infotext", S("Music Player"))
+		meta:set_string("infotext", S("%s Music Player"):format("LV"))
 		meta:set_int("active", 0)
 		meta:set_int("current_track", 1)
 		meta:set_string("formspec", music_player_formspec)
 	end,
 	on_receive_fields = function(pos, formanme, fields, sender)
 		local meta          = minetest.get_meta(pos)
-		local music_handle  = meta:get_int("music_handle")
+		local pos_hash      = minetest.hash_node_position(pos)
+		local music_handle  = music_handles[pos_hash]
 		local current_track = meta:get_int("current_track")
 		if fields.track1 then current_track = 1 end
 		if fields.track2 then current_track = 2 end
@@ -58,7 +66,7 @@
 		meta:set_int("current_track", current_track)
 		meta:set_string("formspec",
 				"invsize[8,9;]"..
-				"label[0,0;"..S("Music Player").."]"..
+				"label[0,0;"..S("%s Music Player"):format("LV").."]"..
 				"button[4,1;1,1;track1;1]"..
 				"button[5,1;1,1;track2;2]"..
 				"button[6,1;1,1;track3;3]"..
@@ -70,12 +78,13 @@
 				"button[6,3;1,1;track9;9]"..
 				"button[4,4;1,2;play;Play]"..
 				"button[6,4;1,2;stop;Stop]"..
-				"label[4,0;Current track "
-				..current_track.."]")
+				"label[4,0;"..S("Current track %s")
+					:format(current_track).."]")
 		if fields.play then
 			if music_handle then
 				minetest.sound_stop(music_handle)
 			end
+			music_handle = play_track(pos, current_track)
 			meta:set_int("active", 1)
 		end
 		if fields.stop then
@@ -84,7 +93,7 @@
 				minetest.sound_stop(music_handle)
 			end
 		end
-		meta:set_int("music_handle", music_handle)
+		music_handles[pos_hash] = music_handle
 	end,
 })
 
@@ -95,12 +104,13 @@
 	action = function(pos, node, active_object_count, active_object_count_wider)
 		local meta         = minetest.get_meta(pos)
 		local eu_input     = meta:get_int("LV_EU_input")
-		local machine_name = S("Music Player")
+		local machine_name = S("%s Music Player"):format("LV")
 		local machine_node = "technic:music_player"
 		local demand       = 150
 
-		local music_handle = meta:get_int("music_handle")
 		local current_track = meta:get_int("current_track")
+		local pos_hash      = minetest.hash_node_position(pos)
+		local music_handle  = music_handles[pos_hash]
 
 		-- Setup meta data if it does not exist.
 		if not eu_input then
@@ -115,9 +125,6 @@
 		if meta:get_int("active") == 0 then
 			meta:set_string("infotext", S("%s Idle"):format(machine_name))
 			meta:set_int("LV_EU_demand", 0)
-			if music_handle then
-				minetest.sound_stop(music_handle)
-			end
 			return
 		end
 
@@ -125,13 +132,15 @@
 			meta:set_string("infotext", S("%s Unpowered"):format(machine_name))
 			if music_handle then
 				minetest.sound_stop(music_handle)
+				music_handle = nil
 			end
 		elseif eu_input >= demand then
 			meta:set_string("infotext", S("%s Active"):format(machine_name))
-			music_handle = minetest.sound_play("technic_track"..current_track,
-					{pos = pos, gain = 1.0, loop = true, max_hear_distance = 72,})
-			meta:set_int("music_handle", music_handle)
+			if not music_handle then
+				music_handle = play_track(pos, current_track)
+			end
 		end
+		music_handles[pos_hash] = music_handle
 		meta:set_int("LV_EU_demand", demand)
 	end
 })

--
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