From 888b0ebfec8c2eff9015163549a7e47443cb8665 Mon Sep 17 00:00:00 2001
From: Vanessa Ezekowitz <vanessaezekowitz@gmail.com>
Date: Fri, 1 Apr 2016 21:00:20 -0400
Subject: "explode" all modpacks into their individual components (you can't
 have a modpack buried inside a modpack)

---
 digilines/wires_common.lua | 88 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 88 insertions(+)
 create mode 100644 digilines/wires_common.lua

(limited to 'digilines/wires_common.lua')

diff --git a/digilines/wires_common.lua b/digilines/wires_common.lua
new file mode 100644
index 0000000..c5f761b
--- /dev/null
+++ b/digilines/wires_common.lua
@@ -0,0 +1,88 @@
+minetest.register_on_placenode(function(pos, node)
+	if minetest.registered_nodes[node.name].digiline then
+		digiline:update_autoconnect(pos)
+	end
+end)
+
+minetest.register_on_dignode(function(pos, node)
+	if minetest.registered_nodes[node.name] and minetest.registered_nodes[node.name].digiline then
+-- need to make sure that node exists (unknown nodes!)
+		digiline:update_autoconnect(pos)
+	end
+end)
+
+function digiline:update_autoconnect(pos, secondcall)
+	local xppos = {x=pos.x+1, y=pos.y, z=pos.z}
+	local zppos = {x=pos.x, y=pos.y, z=pos.z+1}
+	local xmpos = {x=pos.x-1, y=pos.y, z=pos.z}
+	local zmpos = {x=pos.x, y=pos.y, z=pos.z-1}
+	local xpympos = {x=pos.x+1, y=pos.y-1, z=pos.z}
+	local zpympos = {x=pos.x, y=pos.y-1, z=pos.z+1}
+	local xmympos = {x=pos.x-1, y=pos.y-1, z=pos.z}
+	local zmympos = {x=pos.x, y=pos.y-1, z=pos.z-1}
+	local xpypos = {x=pos.x+1, y=pos.y+1, z=pos.z}
+	local zpypos = {x=pos.x, y=pos.y+1, z=pos.z+1}
+	local xmypos = {x=pos.x-1, y=pos.y+1, z=pos.z}
+	local zmypos = {x=pos.x, y=pos.y+1, z=pos.z-1}
+
+	if secondcall == nil then
+		digiline:update_autoconnect(xppos, true)
+		digiline:update_autoconnect(zppos, true)
+		digiline:update_autoconnect(xmpos, true)
+		digiline:update_autoconnect(zmpos, true)
+
+		digiline:update_autoconnect(xpypos, true)
+		digiline:update_autoconnect(zpypos, true)
+		digiline:update_autoconnect(xmypos, true)
+		digiline:update_autoconnect(zmypos, true)
+
+		digiline:update_autoconnect(xpympos, true)
+		digiline:update_autoconnect(zpympos, true)
+		digiline:update_autoconnect(xmympos, true)
+		digiline:update_autoconnect(zmympos, true)
+	end
+
+	local def = minetest.registered_nodes[minetest.get_node(pos).name]
+	local digilinespec = def and def.digiline
+	if not (digilinespec and digilinespec.wire and
+			digilinespec.wire.use_autoconnect) then
+		return nil
+	end
+
+	local zmg = 	digiline:rules_link_anydir(pos, zmpos)
+	local zmymg = 	digiline:rules_link_anydir(pos, zmympos)
+	local xmg = 	digiline:rules_link_anydir(pos, xmpos)
+	local xmymg = 	digiline:rules_link_anydir(pos, xmympos)
+	local zpg = 	digiline:rules_link_anydir(pos, zppos)
+	local zpymg = 	digiline:rules_link_anydir(pos, zpympos)
+	local xpg = 	digiline:rules_link_anydir(pos, xppos)
+	local xpymg = 	digiline:rules_link_anydir(pos, xpympos)
+
+
+	local xpyg = digiline:rules_link_anydir(pos, xpypos)
+	local zpyg = digiline:rules_link_anydir(pos, zpypos)
+	local xmyg = digiline:rules_link_anydir(pos, xmypos)
+	local zmyg = digiline:rules_link_anydir(pos, zmypos)
+
+	local zm, xm, zp, xp, xpy, zpy, xmy, zmy
+	if zmg or zmymg then zm = 1 else zm = 0 end
+	if xmg or xmymg then xm = 1 else xm = 0 end
+	if zpg or zpymg then zp = 1 else zp = 0 end
+	if xpg or xpymg then xp = 1 else xp = 0 end
+
+	if xpyg then xpy = 1 else xpy = 0 end
+	if zpyg then zpy = 1 else zpy = 0 end
+	if xmyg then xmy = 1 else xmy = 0 end
+	if zmyg then zmy = 1 else zmy = 0 end
+
+	if xpy == 1 then xp = 1 end
+	if zpy == 1 then zp = 1 end
+	if xmy == 1 then xm = 1 end
+	if zmy == 1 then zm = 1 end
+
+	local nodeid = 	tostring(xp )..tostring(zp )..tostring(xm )..tostring(zm )..
+				tostring(xpy)..tostring(zpy)..tostring(xmy)..tostring(zmy)
+
+
+	minetest.set_node(pos, {name = digilinespec.wire.basename..nodeid})
+end
-- 
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