From: Pilcrow <pilcrowjesus@gmail.com>
Date: Fri, 13 Sep 2013 15:09:57 +0000 (-0400)
Subject: Fix hacky_swap_node to not repeatedly swap the same node in over and over
X-Git-Url: http://81.2.79.47:8989/gitweb/?a=commitdiff_plain;h=cedb49d887b3a6782c4472813dc7b6ebeeedc2ea;p=zefram%2Fminetest%2Fpipeworks.git

Fix hacky_swap_node to not repeatedly swap the same node in over and over
---

diff --git a/deployer.lua b/deployer.lua
index 4a17ddf..1e8ae17 100644
--- a/deployer.lua
+++ b/deployer.lua
@@ -88,13 +88,16 @@ minetest.register_craft({
 })
 
 function hacky_swap_node(pos,name)
-	local node=minetest.get_node(pos)
-	local meta=minetest.get_meta(pos)
-	local meta0=meta:to_table()
-	node.name=name
-	minetest.add_node(pos, node)
-	local meta=minetest.get_meta(pos)
-	meta:from_table(meta0)
+    local node=minetest.get_node(pos)
+    local meta=minetest.get_meta(pos)
+    local meta0=meta:to_table()
+    if node.name == name then
+        return
+    end
+    node.name=name
+    minetest.add_node(pos, node)
+    local meta=minetest.get_meta(pos)
+    meta:from_table(meta0)
 end
 
 deployer_on = function(pos, node)
diff --git a/node_breaker.lua b/node_breaker.lua
index ed12d9e..5ed7f86 100644
--- a/node_breaker.lua
+++ b/node_breaker.lua
@@ -15,13 +15,16 @@ minetest.register_craft({
 })
 
 function hacky_swap_node(pos,name)
-	local node=minetest.get_node(pos)
-	local meta=minetest.get_meta(pos)
-	local meta0=meta:to_table()
-	node.name=name
-	minetest.add_node(pos, node)
-	local meta=minetest.get_meta(pos)
-	meta:from_table(meta0)
+    local node=minetest.get_node(pos)
+    local meta=minetest.get_meta(pos)
+    local meta0=meta:to_table()
+    if node.name == name then
+        return
+    end
+    node.name=name
+    minetest.add_node(pos, node)
+    local meta=minetest.get_meta(pos)
+    meta:from_table(meta0)
 end
 
 --define the functions from https://github.com/minetest/minetest/pull/834 while waiting for the devs to notice it