Several bugfixes and cleanups for movestones

1 files changed, 42 insertions, 0 deletions

diff --git a/mesecons_mvps/init.lua b/mesecons_mvps/init.lua
index 150f59f..419dee0 100644
--- a/mesecons_mvps/init.lua
+++ b/mesecons_mvps/init.lua
@@ -20,6 +20,48 @@ function mesecon:register_mvps_stopper(nodename)
 	mesecon.mvps_stoppers[i]=nodename
 end
 
+function mesecon:mvps_push(pos, direction) -- pos: pos of mvps; direction: direction of push
+		pos.x=pos.x+direction.x
+		pos.y=pos.y+direction.y
+		pos.z=pos.z+direction.z
+
+		local lpos = {x=pos.x, y=pos.y, z=pos.z}
+		local lnode = minetest.env:get_node(lpos)
+		local newnode
+		minetest.env:remove_node(lpos)
+		while not(lnode.name == "ignore" or lnode.name == "air" or lnode.name == "default:water" or lnode.name == "default:water_flowing") do
+			lpos.x=lpos.x+direction.x
+			lpos.y=lpos.y+direction.y
+			lpos.z=lpos.z+direction.z
+			newnode = lnode
+			lnode = minetest.env:get_node(lpos)
+			minetest.env:add_node(lpos, newnode)
+			nodeupdate(lpos)
+		end
+end
+
+function mesecon:mvps_pull_all(pos, direction) -- pos: pos of mvps; direction: direction of pull
+		local lpos = {x=pos.x-direction.x, y=pos.y-direction.y, z=pos.z-direction.z} -- 1 away
+		local lnode = minetest.env:get_node(lpos)
+		local lpos2 = {x=pos.x-direction.x*2, y=pos.y-direction.y*2, z=pos.z-direction.z*2} -- 2 away
+		local lnode2 = minetest.env:get_node(lpos2)
+
+		if lnode.name ~= "ignore" and lnode.name ~= "air" and lnode.name ~= "default:water" and lnode.name ~= "default:water_flowing" then return end
+		if lnode2.name == "ignore" or lnode2.name == "air" or lnode2.name == "default:water" or lnode2.name == "default:water_flowing" then return end
+
+		local oldpos = {x=lpos2.x+direction.x, y=lpos2.y+direction.y, z=lpos2.z+direction.z}
+		repeat
+			minetest.env:add_node(oldpos, {name=minetest.env:get_node(lpos2).name})
+			nodeupdate(oldpos)
+			oldpos = {x=lpos2.x, y=lpos2.y, z=lpos2.z}
+			lpos2.x = lpos2.x-direction.x
+			lpos2.y = lpos2.y-direction.y
+			lpos2.z = lpos2.z-direction.z
+			lnode = minetest.env:get_node(lpos2)
+		until lnode.name=="air" or lnode.name=="ignore" or lnode.name=="default:water" or lnode.name=="default:water_flowing"
+		minetest.env:remove_node(oldpos)
+end
+
 mesecon:register_mvps_stopper("default:chest")
 mesecon:register_mvps_stopper("default:chest_locked")
 mesecon:register_mvps_stopper("default:furnace")