.luacheckrc

@@ -1,16 +0,0 @@
-read_globals = {
-	"DIR_DELIM",
-	"core",
-	"dump",
-	"vector", "nodeupdate",
-	"VoxelManip", "VoxelArea",
-	"PseudoRandom", "ItemStack",
-	"AreaStore",
-	"default",
-	table = { fields = { "copy", "getn" } }
-}
-
-globals = {
-	"minetest"
-}
-

README

@@ -11,9 +11,7 @@
 priv: warp_admin - set/change/delete warps
 priv: warp_user  - list, and use warps
 
-warps are stored in mod_storage. If you had an older version that
-uses the `warps.txt` file, it will be converted on load, after
-which the file can be removed.
+warps are stored in the world folder file "warps.txt".
 
 A warpstone can be given or found in the creative inventory (item
 id: warps:warpstone). This warpstone can be placed on the ground
@@ -24,10 +22,9 @@ warpstone can be removed by shift-punching the warp stone.
 
 All warps are delayed by ~5 seconds. You have to stand still for
 that duration, otherwise the warp will be cancelled. This may avoid
-warp spamming and warping out of combat a bit. The mod tries
-really hard to make sure that the player finds themselves in a
-loaded area.
-
+warp spamming and warping out of combat a bit. There's a bit
+of variation in time due to the timer resolution in minetest
+being rather large.
 
 ========
 

depends.txt

@@ -0,0 +1 @@
+default

description.txt

@@ -0,0 +1 @@
+Warp locations and warp stones (portal stones)

init.lua

@@ -10,54 +10,14 @@ of the license, or (at your option) any later version.
 
 --]]
 
-local warps = {}
-local warps_queue = {}
-local queue_state = 0
+warps = {}
+warps_queue = {}
+queue_state = 0
 local warps_freeze = 5
 -- t = time in usec
 -- p = player obj
 -- w = warp name
 
-local S = minetest.get_mod_storage()
-assert(S, "mod_storage is required")
-
--- import warps or load
-local function firstload()
-	local store = S:get("warps")
-	local worldpath = minetest.get_worldpath()
-	if store then
-		warps = minetest.deserialize(store)
-		return
-	end
-	local fh,err = io.open(worldpath .. "/warps.txt", "r")
-	if err then
-		-- If it doesn't exist, we've never used this mod before.
-		if not err:find("No such file or directory") then
-			minetest.log("error", "[warps] Error trying to load warps.txt: " .. err)
-		end
-		return
-	end
-	while true do
-		local line = fh:read()
-		if line == nil then
-			break
-		end
-		local paramlist = string.split(line, " ")
-		local w = {
-			name = paramlist[1],
-			x = tonumber(paramlist[2]),
-			y = tonumber(paramlist[3]),
-			z = tonumber(paramlist[4]),
-			yaw = tonumber(paramlist[5]),
-			pitch = tonumber(paramlist[6])
-		}
-		table.insert(warps, w)
-	end
-	fh:close()
-	minetest.log("action", "[warps] converted warps to mod_storage. Please delete 'warps.txt'.")
-	S:set_string("warps", minetest.serialize(warps))
-end
-
 local function lookup_warp(name)
 	for i = 1,table.getn(warps) do
 		if warps[i].name == name then
@@ -87,7 +47,7 @@ local warp = function(player, dest)
 
 	local pos = vector.new(warp)
 	pos.y = pos.y + 0.5
-	player:set_pos(pos)
+	player:setpos(pos)
 	player:set_look_horizontal(warp.yaw)
 	player:set_look_vertical(warp.pitch)
 	minetest.chat_send_player(player:get_player_name(), "Warped to \"" .. dest .. "\"")
@@ -95,7 +55,7 @@ local warp = function(player, dest)
 	minetest.sound_play("warps_plop", {pos = pos})
 end
 
-local function do_warp_queue()
+do_warp_queue = function()
 	if table.getn(warps_queue) == 0 then
 		queue_state = 0
 		return
@@ -103,8 +63,8 @@ local function do_warp_queue()
 	local t = minetest.get_us_time()
 	for i = table.getn(warps_queue),1,-1 do
 		local e = warps_queue[i]
-		if e.p:get_pos() then
-			if vector.equals(e.p:get_pos(), e.pos) then
+		if e.p:getpos() then
+			if vector.equals(e.p:getpos(), e.pos) then
 				if t > e.t then
 					warp(e.p, e.w)
 					table.remove(warps_queue, i)
@@ -127,10 +87,10 @@ end
 local warp_queue_add = function(player, dest)
 	table.insert(warps_queue, {
 		t = minetest.get_us_time() + (warps_freeze * 1000000),
-		pos = player:get_pos(),
+		pos = player:getpos(),
 		p = player,
 		w = dest,
-		sh = minetest.sound_play("warps_woosh", { pos = player:get_pos() })
+		sh = minetest.sound_play("warps_woosh", { pos = player:getpos() })
 	})
 	minetest.chat_send_player(player:get_player_name(), "Don't move for " .. warps_freeze .. " seconds!")
 	if queue_state == 0 then
@@ -143,10 +103,48 @@ local warp_queue_add = function(player, dest)
 	if not minetest.get_node_or_nil(pos) then
 		minetest.emerge_area(vector.subtract(pos, 80), vector.add(pos, 80))
 	end
-	-- force mapblock send to player, if supported
-	if player.send_mapblock then
-		player:send_mapblock(vector.divide(pos, 16))
+end
+
+local worldpath = minetest.get_worldpath()
+
+local save = function ()
+	local fh,err = io.open(worldpath .. "/warps.txt", "w")
+	if err then
+		print("No existing warps to read.")
+		return
 	end
+	for i = 1,table.getn(warps) do
+		local s = warps[i].name .. " " .. warps[i].x .. " " .. warps[i].y .. " " ..
+				warps[i].z .. " " .. warps[i].yaw .. " " .. warps[i].pitch .. "\n"
+		fh:write(s)
+	end
+	fh:close()
+end
+
+local load = function ()
+	local fh,err = io.open(worldpath .. "/warps.txt", "r")
+	if err then
+		minetest.log("action", "[warps] loaded ")
+		return
+	end
+	while true do
+		local line = fh:read()
+		if line == nil then
+			break
+		end
+		local paramlist = string.split(line, " ")
+		local w = {
+			name = paramlist[1],
+			x = tonumber(paramlist[2]),
+			y = tonumber(paramlist[3]),
+			z = tonumber(paramlist[4]),
+			yaw = tonumber(paramlist[5]),
+			pitch = tonumber(paramlist[6])
+		}
+		table.insert(warps, w)
+	end
+	fh:close()
+	minetest.log("action", "[warps] loaded " .. table.getn(warps) .. " warp location(s)")
 end
 
 minetest.register_privilege("warp_admin", {
@@ -181,7 +179,7 @@ minetest.register_chatcommand("setwarp", {
 		end
 
 		local player = minetest.get_player_by_name(name)
-		local pos = vector.round(player:get_pos())
+		local pos = vector.round(player:getpos())
 		table.insert(warps, {
 			name = param,
 			x = pos.x,
@@ -190,7 +188,7 @@ minetest.register_chatcommand("setwarp", {
 			yaw = round_digits(player:get_look_horizontal(), 3),
 			pitch = round_digits(player:get_look_vertical(), 3)
 		})
-		S:set_string("warps", minetest.serialize(warps))
+		save()
 
 		minetest.log("action", name .. " " .. h .. " warp \"" .. param .. "\": " ..
 				pos.x .. ", " .. pos.y .. ", " .. pos.z)
@@ -241,32 +239,6 @@ minetest.register_chatcommand("warp", {
 	end
 })
 
-local function prepare_dropdown(x,y,w,h,curr_dest)
-	local dd = string.format("dropdown[%f,%f;%f,%f;ddwarp;", x, y, w, h)
-	local sel = 0
-	for idx, warp in ipairs(warps) do
-		local warpname = warp.name
-		dd = dd .. minetest.formspec_escape(warpname) .. ","
-		if curr_dest == warpname then
-			sel = idx
-		end
-	end
-	dd = dd .. ";"..tostring(sel).."]"
-	return dd
-end
-
-local function prepare_formspec(dest)
-	local custdest = ""
-	if not lookup_warp(dest) then
-		custdest = dest
-	end
-	return "size[4.5,3]label[0.7,0;Warp destination]"
-		.."field[1,2.2;3,0.2;destination;Future destination;"
-		..minetest.formspec_escape(custdest).."]"
-		.."button_exit[0.7,2.7;3,0.5;proceed;Proceed]"
-		..prepare_dropdown(0.7,0.4,3,1, dest)
-end
-
 minetest.register_node("warps:warpstone", {
 	visual = "mesh",
 	mesh = "warps_warpstone.obj",
@@ -278,14 +250,14 @@ minetest.register_node("warps:warpstone", {
 	paramtype = "light",
 	groups = { choppy=3 },
 	light_source = 8,
-	diggable = false,
 	selection_box = {
 		type = "fixed",
 		fixed = {-0.25, -0.5, -0.25,  0.25, 0.5, 0.25}
 	},
 	on_construct = function(pos)
 		local meta = minetest.get_meta(pos)
-		meta:set_string("formspec", prepare_formspec(""))
+		meta:set_string("formspec",
+			"field[destination;Warp Destination;]")
 		meta:set_string("infotext", "Uninitialized Warp Stone")
 	end,
 	on_receive_fields = function(pos, formname, fields, sender)
@@ -293,24 +265,15 @@ minetest.register_node("warps:warpstone", {
 			minetest.chat_send_player(sender:get_player_name(), "You do not have permission to modify warp stones")
 			return false
 		end
-		if not (fields.destination and fields.quit) then
+		if not fields.destination then
 			return
 		end
-
-		local dest
-		if fields.destination == "" and fields.ddwarp then
-			dest = fields.ddwarp
-		else
-			dest = fields.destination
-		end
-
 		local meta = minetest.get_meta(pos)
-
-		meta:set_string("formspec", prepare_formspec(dest))
-		meta:set_string("infotext", "Warp stone to " .. dest)
-		meta:set_string("warps_destination", dest)
-		minetest.log("action", sender:get_player_name() .. " changed warp stone at "
-			.. minetest.pos_to_string(pos) .. " to \"" .. dest .. "\"")
+		meta:set_string("formspec",
+			"field[destination;Warp Destination;" .. fields.destination .. "]")
+		meta:set_string("infotext", "Warp stone to " .. fields.destination)
+		meta:set_string("warps_destination", fields.destination)
+		minetest.log("action", sender:get_player_name() .. " changed warp stone to \"" .. fields.destination .. "\"")
 	end,
 	on_punch = function(pos, node, puncher, pointed_thingo)
 		if puncher:get_player_control().sneak and
@@ -322,16 +285,15 @@ minetest.register_node("warps:warpstone", {
 
 		local meta = minetest.get_meta(pos)
 		local destination = meta:get_string("warps_destination")
-		if destination == "" or lookup_warp(destination) == nil then
+		if destination == "" then
 			minetest.chat_send_player(puncher:get_player_name(),
 					"Unknown warp location for this warp stone, cannot warp!")
 			return false
 		end
-		minetest.log("action", string.format("Going to warp player %s to waypoint %s",
-			puncher:get_player_name(), destination
-		))
 		warp_queue_add(puncher, destination)
 	end,
 })
 
-firstload()
+-- load existing warps
+load()
+

mod.conf

@@ -1,2 +1 @@
 name = warps
-description = Warp locations and warp stones (portal stones)