Add exit dialog when using door

mods/lzr_doors/init.lua

@@ -1,4 +1,6 @@
 local S = minetest.get_translator("lzr_doors")
+local F = minetest.formspec_escape
+local FS = function(...) return minetest.formspec_escape(S(...)) end
 
 -- Basic doors for Lazarr!
 
@@ -15,6 +17,39 @@ local S = minetest.get_translator("lzr_doors")
 -- of the map author to construct correct doors.
 
 
+
+local on_rightclick_or_punch = function(pos, node, clicker)
+	local state = lzr_gamestate.get_state()
+	if state ~= lzr_gamestate.LEVEL then
+		return
+	end
+	if not clicker and not clicker:is_player() then
+		return
+	end
+
+	local message = S("Do you want to return to your ship?")
+
+	local form = "formspec_version[7]size[8,2.5]"..
+	"textarea[0.5,0.5;7,1.8;;;"..F(message).."]"..
+	"button_exit[1.25,1.5;2,0.6;return_to_ship;"..FS("Yes").."]"..
+	"set_focus[cancel]"..
+	"button_exit[4.75,1.5;2,0.6;cancel;"..FS("No").."]"
+
+	minetest.show_formspec(clicker:get_player_name(), "lzr_doors:leave_level", form)
+end
+
+minetest.register_on_player_receive_fields(function(player, formname, fields)
+	local state = lzr_gamestate.get_state()
+	if state ~= lzr_gamestate.LEVEL then
+		return
+	end
+	if formname == "lzr_doors:leave_level" then
+		if fields.return_to_ship then
+			lzr_levels.leave_level()
+		end
+	end
+end)
+
 lzr_panes.register_pane("lzr_doors:door_wood_frame_frame_top", {
 	description = S("Top Wood Frame Door Segment"),
 	textures = {"lzr_doors_door_wood_frame_top.png", "lzr_doors_door_wood_frame_sides.png", "lzr_doors_door_wood_frame_sides.png", "lzr_doors_door_wood_frame_top.png^[transformFX"},
@@ -22,6 +57,7 @@ lzr_panes.register_pane("lzr_doors:door_wood_frame_frame_top", {
 	wield_image = "lzr_doors_door_wood_frame_top.png",
 	sounds = lzr_sounds.node_sound_wood_defaults(),
 	element_group = "laser_element_door_wood_frame_top",
+	on_rightclick = on_rightclick_or_punch,
 })
 lzr_panes.register_pane("lzr_doors:door_wood_frame_frame_bottom", {
 	description = S("Bottom Wooden Frame Door Segment"),
@@ -30,5 +66,6 @@ lzr_panes.register_pane("lzr_doors:door_wood_frame_frame_bottom", {
 	wield_image = "lzr_doors_door_wood_frame_bottom.png",
 	sounds = lzr_sounds.node_sound_wood_defaults(),
 	element_group = "laser_element_door_wood_frame_bottom",
+	on_rightclick = on_rightclick_or_punch,
 })
 

mods/lzr_doors/mod.conf

@@ -1,3 +1,3 @@
 name = lzr_doors
 description = Very basic doors
-depends = lzr_panes
+depends = lzr_panes, lzr_gamestate, lzr_levels

mods/lzr_panes/init.lua

@@ -27,6 +27,9 @@ function lzr_panes.register_pane(basename, def)
 		wield_image = def.wield_image,
 		paramtype2 = "facedir",
 
+		on_rightclick = def.on_rightclick,
+		on_punch = def.on_punch,
+
 		__mesh_off = "lzr_panes_pane_on.obj",
 		__mesh_on = "lzr_panes_pane_on.obj",
 		__tiles_off = {