Add chatcommand to update lobbies, slightly better lobbies.

mods/boxes/init.lua

@@ -641,6 +641,9 @@ function boxes.end_box(player)
 	players_in_boxes[name] = nil
 end
 
+minetest.register_on_leaveplayer(function(player)
+	boxes.end_box(player)
+end)
 
 minetest.register_chatcommand("enter", {
 	params = "<boxid>",
@@ -670,6 +673,83 @@ minetest.register_chatcommand("leave", {
 	end,
 })
 
+local lobby_updates = {}
+minetest.register_chatcommand("update_lobby", {
+	params = "entry|exit",
+	description = "Set corresponding lobby. Use without parameter to start updating a lobby",
+	privs = {server = true},
+	func = function(name, param)
+		if param ~= "entry" and param ~= "exit" and param ~= "" then
+			return
+		end
+
+		if param == "" then
+			lobby_updates[name] = {}
+		else
+			local pos1 = lobby_updates[name].pos1
+			local pos2 = lobby_updates[name].pos2
+			local pos3 = lobby_updates[name].pos3
+			if not pos1 or not pos2 or not pos3 then
+				minetest.chat_send_player(name, "Not all positions have been set.")
+				return
+			end
+			local minp = vector.min(pos1, pos2)
+			local maxp = vector.max(pos1, pos2)
+			local data = boxes.save(minp, maxp)
+			local p3 = vector.subtract(pos3, minp)
+			if param == "exit" then
+				if p3.x < 0 or p3.y < 0 or p3.z < 0 then
+					minetest.chat_send_player(name, "The entry is not inside the lobby.")
+					return
+				end
+				exit_lobby_data = boxes.write_box({
+						size = boxes.extent(data),
+						entry = p3,
+						exit = p3,
+						data = data,
+				})
+				write_file(worldpath .. "/exit.box", exit_lobby_data)
+			else
+				local player = minetest.get_player_by_name(name)
+				local entry = vector.subtract(vector.round(player:get_pos()), minp)
+				p3.x = p3.x + 1
+				if entry.x < 0 or entry.y < 0 or entry.z < 0 then
+					minetest.chat_send_player(name, "You're not standing inside the lobby.")
+					return
+				end
+				if p3.x < 0 or p3.y < 0 or p3.z < 0 then
+					minetest.chat_send_player(name, "The exit is not inside the lobby.")
+					return
+				end
+				entry_lobby_data = boxes.write_box({
+						size = boxes.extent(data),
+						entry = entry,
+						exit = p3,
+						data = data,
+				})
+				write_file(worldpath .. "/entry.box", entry_lobby_data)
+			end
+			minetest.chat_send_player(name, "Updated.")
+			lobby_updates[name] = nil
+		end
+	end,
+})
+
+minetest.register_on_punchnode(function(pos, node, puncher, pointed_thing)
+	if not puncher then return end
+	local name = puncher:get_player_name()
+	if not lobby_updates[name] then return end
+	if not lobby_updates[name].pos1 then
+		lobby_updates[name].pos1 = pos
+		minetest.chat_send_player(name, "Position 1 set to " .. dump(pos) .. ".")
+	elseif not lobby_updates[name].pos2 then
+		lobby_updates[name].pos2 = pos
+		minetest.chat_send_player(name, "Position 2 set to " .. dump(pos) .. ".")
+	elseif not lobby_updates[name].pos3 then
+		lobby_updates[name].pos3 = pos
+		minetest.chat_send_player(name, "Position 3 set to " .. dump(pos) .. ".")
+	end
+end)
 
 -- old test code
 --[[