Prevent protection check on MV machine close (#569)

Fixes #536.

technic/machines/other/injector.lua

@@ -117,6 +117,8 @@ minetest.register_node("technic:injector", {
 		return inv:is_empty("main")
 	end,
 	on_receive_fields = function(pos, formanme, fields, sender)
+		if minetest.is_protected(pos, sender:get_player_name()) then return end
+
 		local meta = minetest.get_meta(pos)
 		if fields.mode_item then meta:set_string("mode", "single items") end
 		if fields.mode_stack then meta:set_string("mode", "whole stacks") end

technic/machines/register/machine_base.lua

@@ -209,9 +209,10 @@ function technic.register_base_machine(data)
 		after_place_node = data.tube and pipeworks.after_place,
 		after_dig_node = technic.machine_after_dig_node,
 		on_receive_fields = function(pos, formname, fields, sender)
-			local node = minetest.get_node(pos)
+			if fields.quit then return end
 			if not pipeworks.may_configure(pos, sender) then return end
 			fs_helpers.on_receive_fields(pos, fields)
+			local node = minetest.get_node(pos)
 			local meta = minetest.get_meta(pos)
 			local form_buttons = ""
 			if not string.find(node.name, ":lv_") then
@@ -253,9 +254,10 @@ function technic.register_base_machine(data)
 		technic_run = run,
 		technic_disabled_machine_name = data.modname..":"..ltier.."_"..machine_name,
 		on_receive_fields = function(pos, formname, fields, sender)
-			local node = minetest.get_node(pos)
+			if fields.quit then return end
 			if not pipeworks.may_configure(pos, sender) then return end
 			fs_helpers.on_receive_fields(pos, fields)
+			local node = minetest.get_node(pos)
 			local meta = minetest.get_meta(pos)
 			local form_buttons = ""
 			if not string.find(node.name, ":lv_") then

technic/tools/chainsaw.lua

@@ -181,6 +181,36 @@ local nodes = {
 	{"trunks:moss", false},
 	{"trunks:moss_fungus", false},
 	{"trunks:treeroot", false},
+
+	-- Support ethereal
+	{"ethereal:bamboo", true},
+	{"ethereal:bamboo_leaves", false},
+	{"ethereal:banana_trunk", true},
+	{"ethereal:bananaleaves", false},
+	{"ethereal:banana", false},
+	{"ethereal:birch_trunk", true},
+	{"ethereal:birch_leaves", false},
+	{"ethereal:frost_tree", true},
+	{"ethereal:frost_leaves", false},
+	{"ethereal:mushroom_trunk", true},
+	{"ethereal:mushroom", false},
+	{"ethereal:mushroom_pore", true},
+	{"ethereal:orangeleaves", false},
+	{"ethereal:orange", false},
+	{"ethereal:palm_trunk", true},
+	{"ethereal:palmleaves", false},
+	{"ethereal:coconut", false},
+	{"ethereal:redwood_trunk", true},
+	{"ethereal:redwood_leaves", false},
+	{"ethereal:sakura_trunk", true},
+	{"ethereal:sakura_leaves", false},
+	{"ethereal:sakura_leaves2", false},
+	{"ethereal:scorched_tree", true},
+	{"ethereal:willow_trunk", true},
+	{"ethereal:willow_twig", false},
+	{"ethereal:yellow_trunk", true},
+	{"ethereal:yellowleaves", false},
+	{"ethereal:golden_apple", false},
 }
 
 local timber_nodenames = {}