Update German translation (#253)

closes #246
You could say I am doing this against better judgement, but this is
really a simple and easy fix for my problem.

.github/workflows/check.yml

@@ -0,0 +1,15 @@
+name: "Check"
+on: [push, pull_request]
+
+jobs:
+  lint:
+    name: "Luacheck"
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v4
+    - name: apt
+      run: sudo apt-get install -y luarocks
+    - name: luacheck install
+      run: luarocks install --local luacheck
+    - name: luacheck run
+      run: $HOME/.luarocks/bin/luacheck ./

.github/workflows/test.yml

@@ -1,11 +1,27 @@
-name: test
-
+name: "Test"
 on: [push, pull_request]
 
 jobs:
   test:
+    name: "Unit Tests ${{ matrix.cfg.image }}"
     runs-on: ubuntu-latest
+    timeout-minutes: 5
+    strategy:
+      matrix:
+        cfg:
+          - { image: 'registry.gitlab.com/minetest/minetest/server:5.0.1', mtg: false }
+          - { image: 'registry.gitlab.com/minetest/minetest/server:5.5.1', mtg: false }
+          - { image: '', mtg: true } # latest mater
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
+
+    - uses: actions/checkout@v4
+      with:
+        repository: 'minetest/minetest_game'
+        path: minetest_game
+      if: ${{ matrix.cfg.mtg }}
+
     - name: Run tests
-      run: MINETEST_VER=latest ./.util/run_tests.sh
+      run: ./.util/run_tests.sh --docker
+      env:
+        DOCKER_IMAGE: "${{ matrix.cfg.image }}"

.luacheckrc

@@ -0,0 +1,28 @@
+read_globals = {
+	"minetest", "VoxelArea", "ItemStack",
+	"unified_inventory", "sfinv", "smart_inventory", "inventory_plus",
+	"dump",
+
+	table = {fields = {"copy", "indexof", "insert_all"}},
+	vector = {fields = {
+		-- as of 5.0
+		"new", "direction", "distance", "length", "normalize", "floor", "round",
+		"apply", "equals", "sort", "add", "subtract", "multiply", "divide",
+		-- polyfilled
+		"copy"
+	}},
+}
+globals = {"worldedit"}
+
+-- Ignore these errors until someone decides to fix them
+ignore = {"212", "213", "411", "412", "421", "422", "431", "432", "631"}
+
+files["worldedit/common.lua"] = {
+	globals = {"vector"},
+}
+files["worldedit/test"] = {
+	read_globals = {"testnode1", "testnode2", "testnode3", "area", "check", "place_pattern"},
+}
+files["worldedit/test/init.lua"] = {
+	globals = {"testnode1", "testnode2", "testnode3", "area", "check", "place_pattern"},
+}

.util/run_tests.sh

@@ -1,29 +1,41 @@
 #!/bin/bash
-tempdir=/tmp/mt
+tempdir=$(mktemp -d)
 confpath=$tempdir/minetest.conf
 worldpath=$tempdir/world
+trap 'rm -rf "$tempdir"' EXIT
 
-use_docker=y
-[ -x ../../bin/minetestserver ] && use_docker=
+[ -f worldedit/mod.conf ] || { echo "Must be run in modpack root folder." >&2; exit 1; }
 
-rm -rf $tempdir
-mkdir -p $worldpath
-# the docker image doesn't have devtest
-[ -n "$use_docker" ] || printf '%s\n' gameid=devtest >$worldpath/world.mt
+mtserver=
+if [ "$1" == "--docker" ]; then
+	command -v docker >/dev/null || { echo "Docker is not installed." >&2; exit 1; }
+	[ -d minetest_game ] || echo "A source checkout of minetest_game was not found. This can fail if your docker image does not ship a game." >&2;
+else
+	mtserver=$(command -v minetestserver)
+	[[ -z "$mtserver" && -x ../../bin/minetestserver ]] && mtserver=../../bin/minetestserver
+	[ -z "$mtserver" ] && { echo "To run the test outside of Docker, an installation of minetestserver is required." >&2; exit 1; }
+fi
+
+mkdir $worldpath
 printf '%s\n' mg_name=singlenode '[end_of_params]' >$worldpath/map_meta.txt
 printf '%s\n' worldedit_run_tests=true max_forceloaded_blocks=9999 >$confpath
 
-if [ -n "$use_docker" ]; then
+if [ -z "$mtserver" ]; then
 	chmod -R 777 $tempdir
-	docker run --rm -i \
-		-v $confpath:/etc/minetest/minetest.conf \
-		-v $tempdir:/var/lib/minetest/.minetest \
-		-v "$PWD/worldedit":/var/lib/minetest/.minetest/world/worldmods/worldedit \
-		registry.gitlab.com/minetest/minetest/server:${MINETEST_VER}
+	[ -z "$DOCKER_IMAGE" ] && DOCKER_IMAGE="ghcr.io/minetest/minetest:master"
+	vol=(
+		-v "$confpath":/etc/minetest/minetest.conf
+		-v "$tempdir":/var/lib/minetest/.minetest
+		-v "$PWD/worldedit":/var/lib/minetest/.minetest/world/worldmods/worldedit
+	)
+	[ -d minetest_game ] && vol+=(
+		-v "$PWD/minetest_game":/var/lib/minetest/.minetest/games/minetest_game
+	)
+	docker run --rm -i "${vol[@]}" "$DOCKER_IMAGE"
 else
 	mkdir $worldpath/worldmods
 	ln -s "$PWD/worldedit" $worldpath/worldmods/worldedit
-	../../bin/minetestserver --config $confpath --world $worldpath --logfile /dev/null
+	$mtserver --config "$confpath" --world "$worldpath" --logfile /dev/null
 fi
 
 test -f $worldpath/tests_ok || exit 1

ChatCommands.md

@@ -409,14 +409,15 @@ Load nodes from "(world folder)/schems/`<file>`.we" with position 1 of the curre
 
 ### `//lua <code>`
 
-Executes `<code>` as a Lua chunk in the global namespace.
+Executes `<code>` as a Lua chunk in the global namespace with the variables `name`, `player` and `pos` (= player position) available.
 
-    //lua worldedit.pos1["singleplayer"] = {x=0, y=0, z=0}
-    //lua worldedit.rotate(worldedit.pos1["singleplayer"], worldedit.pos2["singleplayer"], "y", 90)
+    //lua worldedit.pos1[name] = vector.new(0, 0, 0)
+    //lua worldedit.rotate(worldedit.pos1["jones"], worldedit.pos2["jones"], "y", 90)
+    //lua player:set_pos(worldedit.pos2[name])
 
 ### `//luatransform <code>`
 
-Executes `<code>` as a Lua chunk in the global namespace with the variable pos available, for each node in the current WorldEdit region.
+Executes `<code>` as a Lua chunk in the global namespace with the variable `pos` available, for each node in the current WorldEdit region.
 
     //luatransform minetest.swap_node(pos, {name="default:stone"})
     //luatransform if minetest.get_node(pos).name == "air" then minetest.add_node(pos, {name="default:water_source"}) end
@@ -428,11 +429,12 @@ Save the current WorldEdit region using the Minetest Schematic format to "(world
     //mtschemcreate some random filename
     //mtschemcreate huge_base
 
-### `//mtschemplace <file>`
+### `//mtschemplace <file> [rotation]`
 
 Load nodes from "(world folder)/schems/`<file>`.mts" with position 1 of the current WorldEdit region as the origin.
+Valid values for `[rotation]` are 0, 90, 180 and 270.
 
-    //mtschemplace some random filename
+    //mtschemplace a_tree 270
     //mtschemplace huge_base
 
 ### `//mtschemprob start/finish/get`

README.md

@@ -2,7 +2,7 @@ WorldEdit v1.3
 ==============
 The ultimate in-game world editing tool for [Minetest](http://minetest.net/)! Tons of functionality to help with building, fixing, and more.
 
-For more information, see the [forum topic](https://forum.minetest.net/viewtopic.php?id=572) at the Minetest forums.
+For more information, see the [forum topic](https://forum.minetest.net/viewtopic.php?t=572) at the Minetest forums.
 
 # New users should see the [tutorial](Tutorial.md).
 
@@ -23,7 +23,7 @@ There is a nice installation guide over at the [Minetest Wiki](http://wiki.minet
 8. You should have a mod selection screen. Select the one named something like `Minetest-WorldEdit` by left clicking once and press the **Enable Modpack** button.
 9. Press the **Save** button. You can now use WorldEdit in that world. Repeat steps 7 to 9 to enable WorldEdit for other worlds too.
 
-If you are having trouble, try asking for help in the [IRC channel](https://webchat.freenode.net/?channels=#minetest) (faster but may not always have helpers online)
+If you are having trouble, try asking for help in the [IRC channel](https://web.libera.chat/#minetest) (faster but may not always have helpers online)
 or ask on the [forum topic](https://forum.minetest.net/viewtopic.php?id=572) (slower but more likely to get help).
 
 Usage

WorldEdit API.md

@@ -227,11 +227,19 @@ Code
 ----
 Contained in code.lua, this module allows arbitrary Lua code to be used with WorldEdit.
 
-### error = worldedit.lua(code)
+### error = worldedit.lua(code, name)
 
-Executes `code` as a Lua chunk in the global namespace.
+the given code gets encapsulated into a function with parameters `name`, `player`, `pos`
+where
+ * `name` is a playername or `nil`
+ * `player` is the player object of the above player if applicable, otherwise `nil`
+ * `pos` is the position of the aforementioned player (if applicable, otherwise `nil`) rounded to integers
 
-Returns an error if the code fails or nil otherwise.
+the resulting function is then executed as a Lua chunk in the global namespace.
+
+The return is
+ * a string in case of an error
+ * a tuple of `nil` and return of the function converted to a string in case of success
 
 ### error = worldedit.luatransform(pos1, pos2, code)
 

modpack.conf

@@ -1,2 +1,3 @@
 name = Minetest-WorldEdit
 description = WorldEdit is an in-game world editor. Use it to repair griefing, or just create awesome buildings in seconds.
+min_minetest_version = 5.0

settingtypes.txt

@@ -0,0 +1,4 @@
+#    For operations that potentially affect more than the specified amount of nodes
+#    WorldEdit will require additional confirmation via //y before proceeding.
+#    Set to 0 to disable the confirmation in all cases.
+worldedit_safe_region_limit (Limit for safe region warning) int 20000

worldedit/code.lua

@@ -2,17 +2,29 @@
 -- @module worldedit.code
 
 --- Executes `code` as a Lua chunk in the global namespace.
--- @return An error message if the code fails, or nil on success.
-function worldedit.lua(code)
-	local func, err = loadstring(code)
-	if not func then  -- Syntax error
+-- the code will be encapsulated into a function with parameters
+--  * name (the name of the player issuing the //lua command)
+--  * player (the player object of the player)
+--  * pos (the position of the player rounded to integers)
+-- @return string in case of error, tuple of nil, return of code as string in case of success
+function worldedit.lua(code, name)
+	local factory, err = loadstring("return function(name, player, pos)\n" .. code .. "\nend")
+	if not factory then -- Syntax error
 		return err
 	end
-	local good, err = pcall(func)
+	local func = factory()
+	local player, pos
+	if name then
+		player = minetest.get_player_by_name(name)
+		if player then
+			pos = vector.round(player:get_pos())
+		end
+	end
+	local good, err = pcall(func, name, player, pos)
 	if not good then -- Runtime error
-		return err
+		return tostring(err)
 	end
-	return nil
+	return nil, dump(err)
 end
 
 
@@ -31,7 +43,7 @@ function worldedit.luatransform(pos1, pos2, code)
 
 	worldedit.keep_loaded(pos1, pos2)
 
-	local pos = {x=pos1.x, y=0, z=0}
+	local pos = vector.new(pos1.x, 0, 0)
 	while pos.x <= pos2.x do
 		pos.y = pos1.y
 		while pos.y <= pos2.y do
@@ -39,7 +51,7 @@ function worldedit.luatransform(pos1, pos2, code)
 			while pos.z <= pos2.z do
 				local good, err = pcall(func, pos)
 				if not good then -- Runtime error
-					return err
+					return tostring(err)
 				end
 				pos.z = pos.z + 1
 			end

worldedit/common.lua

@@ -1,12 +1,21 @@
 --- Common functions [INTERNAL].  All of these functions are internal!
 -- @module worldedit.common
 
+-- Polyfill for vector.copy (added in 5.5.0)
+if not vector.copy then
+	local vnew = vector.new
+	vector.copy = function(v)
+		return vnew(v.x, v.y, v.z)
+	end
+end
+
+
 --- Copies and modifies positions `pos1` and `pos2` so that each component of
 -- `pos1` is less than or equal to the corresponding component of `pos2`.
 -- Returns the new positions.
 function worldedit.sort_pos(pos1, pos2)
-	pos1 = {x=pos1.x, y=pos1.y, z=pos1.z}
-	pos2 = {x=pos2.x, y=pos2.y, z=pos2.z}
+	pos1 = vector.copy(pos1)
+	pos2 = vector.copy(pos2)
 	if pos1.x > pos2.x then
 		pos2.x, pos1.x = pos1.x, pos2.x
 	end
@@ -45,13 +54,23 @@ function worldedit.get_axis_others(axis)
 end
 
 
-function worldedit.keep_loaded(pos1, pos2)
-	-- Create a vmanip and read the area from map, this
-	-- causes all MapBlocks to be loaded into memory.
+-- Create a vmanip and read the area from map, this causes all
+-- MapBlocks to be loaded into memory synchronously.
 -- This doesn't actually *keep* them loaded, unlike the name implies.
+function worldedit.keep_loaded(pos1, pos2)
+	-- rough estimate, a MapNode is 4 bytes in the engine
+	if worldedit.volume(pos1, pos2) > 268400000 then
+		print("[WorldEdit] Requested to load an area bigger than 1GB, refusing. The subsequent operation may fail.")
+		return
+	end
+	if minetest.load_area then
+		-- same effect but without unnecessary data copying
+		minetest.load_area(pos1, pos2)
+	else
 		local manip = minetest.get_voxel_manip()
 		manip:read_from_map(pos1, pos2)
 	end
+end
 
 
 local mh = {}
@@ -65,7 +84,7 @@ function mh.get_empty_data(area)
 	-- only partially modified aren't overwriten.
 	local data = {}
 	local c_ignore = minetest.get_content_id("ignore")
-	for i = 1, worldedit.volume(area.MinEdge, area.MaxEdge) do
+	for i = 1, area:getVolume() do
 		data[i] = c_ignore
 	end
 	return data
@@ -117,3 +136,72 @@ function mh.finish(manip, data)
 	manip:update_map()
 end
 
+
+-- returns an iterator that returns voxelarea indices for a hollow cuboid
+function mh.iter_hollowcuboid(area, minx, miny, minz, maxx, maxy, maxz)
+	local i = area:index(minx, miny, minz) - 1
+	local xrange = maxx - minx + 1
+	local nextaction = i + 1 + xrange
+	local do_hole = false
+
+	local y = 0
+	local ydiff = maxy - miny
+	local ystride = area.ystride
+	local ymultistride = ydiff * ystride
+
+	local z = 0
+	local zdiff = maxz - minz
+	local zstride = area.zstride
+	local zcorner = true
+
+	return function()
+		-- continue i until it needs to jump ystride
+		i = i + 1
+		if i ~= nextaction then
+			return i
+		end
+
+		-- add the x offset if y (and z) are not 0 or maxy (or maxz)
+		if do_hole then
+			do_hole = false
+			i = i + xrange - 2
+			nextaction = i + 1
+			return i
+		end
+
+		-- continue y until maxy is exceeded
+		y = y+1
+		if y ~= ydiff + 1 then
+			i = i + ystride - xrange
+			if zcorner
+			or y == ydiff then
+				nextaction = i + xrange
+			else
+				nextaction = i + 1
+				do_hole = true
+			end
+			return i
+		end
+
+		-- continue z until maxz is exceeded
+		z = z+1
+		if z == zdiff + 1 then
+			-- hollowcuboid finished, return nil
+			return
+		end
+
+		-- set i to index(minx, miny, minz + z) - 1
+		i = i + zstride - (ymultistride + xrange)
+		zcorner = z == zdiff
+
+		-- y is 0, so traverse the xs
+		y = 0
+		nextaction = i + xrange
+		return i
+	end
+end
+
+function mh.iterp_hollowcuboid(area, minp, maxp)
+	return mh.iter_hollowcuboid(area, minp.x, minp.y, minp.z,
+		maxp.x, maxp.y, maxp.z)
+end

worldedit/compatibility.lua

@@ -24,11 +24,14 @@ function worldedit.metasave(pos1, pos2, filename)
 	return count
 end
 
-function worldedit.metaload(originpos, filename)
+function worldedit.metaload(originpos, file_name)
 	deprecated("load")
-	filename = minetest.get_worldpath() .. "/schems/" .. file .. ".wem"
-	local file, err = io.open(filename, "wb")
-	if err then return 0 end
+	local file_path = minetest.get_worldpath() ..
+		"/schems/" .. file_name .. ".wem"
+	local file, err = io.open(file_path, "wb")
+	if err then
+		return 0
+	end
 	local data = file:read("*a")
 	return worldedit.deserialize(originpos, data)
 end

worldedit/cuboid.lua

@@ -64,6 +64,8 @@ worldedit.cuboid_shift = function(name, axis, amount)
 		return false, "undefined cuboid"
 	end
 
+	assert(not rawequal(pos1, pos2)) -- vectors must not alias
+
 	if axis == 'x' then
 		worldedit.pos1[name].x = pos1.x + amount
 		worldedit.pos2[name].x = pos2.x + amount
@@ -134,7 +136,8 @@ end
 
 -- Return the marker that is closest to the player
 worldedit.marker_get_closest_to_player = function(name)
-	local playerpos = minetest.get_player_by_name(name):get_pos()
+	local player = assert(minetest.get_player_by_name(name))
+	local playerpos = player:get_pos()
 	local dist1 = vector.distance(playerpos, worldedit.pos1[name])
 	local dist2 = vector.distance(playerpos, worldedit.pos2[name])
 

worldedit/init.lua

@@ -27,6 +27,7 @@ end
 dofile(path .. "/common.lua")
 load_module(path .. "/manipulations.lua")
 load_module(path .. "/primitives.lua")
+load_module(path .. "/transformations.lua")
 load_module(path .. "/visualization.lua")
 load_module(path .. "/serialization.lua")
 load_module(path .. "/code.lua")
@@ -39,6 +40,6 @@ if minetest.settings:get_bool("log_mods") then
 end
 
 if minetest.settings:get_bool("worldedit_run_tests") then
-	dofile(path .. "/test.lua")
+	dofile(path .. "/test/init.lua")
 	minetest.after(0, worldedit.run_tests)
 end

worldedit/manipulations.lua

@@ -98,51 +98,6 @@ function worldedit.replace(pos1, pos2, search_node, replace_node, inverse)
 end
 
 
-local function deferred_execution(next_one, finished)
-	-- Allocate 100% of server step for execution (might lag a little)
-	local allocated_usecs =
-		tonumber(minetest.settings:get("dedicated_server_step")) * 1000000
-	local function f()
-		local deadline = minetest.get_us_time() + allocated_usecs
-		repeat
-			local is_done = next_one()
-			if is_done then
-				if finished then
-					finished()
-				end
-				return
-			end
-		until minetest.get_us_time() >= deadline
-		minetest.after(0, f)
-	end
-	f()
-end
-
---- Duplicates a region `amount` times with offset vector `direction`.
--- Stacking is spread across server steps.
--- @return The number of nodes stacked.
-function worldedit.stack2(pos1, pos2, direction, amount, finished)
-	-- Protect arguments from external changes during execution
-	pos1 = table.copy(pos1)
-	pos2 = table.copy(pos2)
-	direction = table.copy(direction)
-
-	local i = 0
-	local translated = {x=0, y=0, z=0}
-	local function step()
-		translated.x = translated.x + direction.x
-		translated.y = translated.y + direction.y
-		translated.z = translated.z + direction.z
-		worldedit.copy2(pos1, pos2, translated)
-		i = i + 1
-		return i >= amount
-	end
-	deferred_execution(step, finished)
-
-	return worldedit.volume(pos1, pos2) * amount
-end
-
-
 --- Copies a region along `axis` by `amount` nodes.
 -- @param pos1
 -- @param pos2
@@ -155,7 +110,7 @@ function worldedit.copy(pos1, pos2, axis, amount)
 	-- Decide if we need to copy stuff backwards (only applies to metadata)
 	local backwards = amount > 0 and amount < (pos2[axis] - pos1[axis] + 1)
 
-	local off = {x=0, y=0, z=0}
+	local off = vector.new()
 	off[axis] = amount
 	return worldedit.copy2(pos1, pos2, off, backwards)
 end
@@ -170,7 +125,7 @@ function worldedit.copy2(pos1, pos2, off, meta_backwards)
 	local pos1, pos2 = worldedit.sort_pos(pos1, pos2)
 
 	local src_manip, src_area = mh.init(pos1, pos2)
-	local src_stride = {x=1, y=src_area.ystride, z=src_area.zstride}
+	local src_stride = vector.new(1, src_area.ystride, src_area.zstride)
 	local src_offset = vector.subtract(pos1, src_area.MinEdge)
 
 	local dpos1 = vector.add(pos1, off)
@@ -178,7 +133,7 @@ function worldedit.copy2(pos1, pos2, off, meta_backwards)
 	local dim = vector.add(vector.subtract(pos2, pos1), 1)
 
 	local dst_manip, dst_area = mh.init(dpos1, dpos2)
-	local dst_stride = {x=1, y=dst_area.ystride, z=dst_area.zstride}
+	local dst_stride = vector.new(1, dst_area.ystride, dst_area.zstride)
 	local dst_offset = vector.subtract(dpos1, dst_area.MinEdge)
 
 	local function do_copy(src_data, dst_data)
@@ -217,8 +172,6 @@ function worldedit.copy2(pos1, pos2, off, meta_backwards)
 	dst_manip:set_param2_data(dst_data)
 
 	mh.finish(dst_manip)
-	src_data = nil
-	dst_data = nil
 
 	-- Copy metadata
 	local get_meta = minetest.get_meta
@@ -226,7 +179,7 @@ function worldedit.copy2(pos1, pos2, off, meta_backwards)
 	for z = dim.z-1, 0, -1 do
 		for y = dim.y-1, 0, -1 do
 			for x = dim.x-1, 0, -1 do
-				local pos = {x=pos1.x+x, y=pos1.y+y, z=pos1.z+z}
+				local pos = vector.new(pos1.x+x, pos1.y+y, pos1.z+z)
 				local meta = get_meta(pos):to_table()
 				pos = vector.add(pos, off)
 				get_meta(pos):from_table(meta)
@@ -237,7 +190,7 @@ function worldedit.copy2(pos1, pos2, off, meta_backwards)
 	for z = 0, dim.z-1 do
 		for y = 0, dim.y-1 do
 			for x = 0, dim.x-1 do
-				local pos = {x=pos1.x+x, y=pos1.y+y, z=pos1.z+z}
+				local pos = vector.new(pos1.x+x, pos1.y+y, pos1.z+z)
 				local meta = get_meta(pos):to_table()
 				pos = vector.add(pos, off)
 				get_meta(pos):from_table(meta)
@@ -286,21 +239,21 @@ function worldedit.move(pos1, pos2, axis, amount)
 	end
 
 	-- Copy stuff to new location
-	local off = {x=0, y=0, z=0}
+	local off = vector.new()
 	off[axis] = amount
 	worldedit.copy2(pos1, pos2, off, backwards)
 	-- Nuke old area
 	if not overlap then
-		nuke_area({x=0, y=0, z=0}, dim)
+		nuke_area(vector.new(), dim)
 	else
 		-- Source and destination region are overlapping, which means we can't
 		-- blindly delete the [pos1, pos2] area
 		local leftover = vector.new(dim) -- size of the leftover slice
 		leftover[axis] = math.abs(amount)
 		if amount > 0 then
-			nuke_area({x=0, y=0, z=0}, leftover)
+			nuke_area(vector.new(), leftover)
 		else
-			local top = {x=0, y=0, z=0} -- offset of the leftover slice from pos1
+			local top = vector.new() -- offset of the leftover slice from pos1
 			top[axis] = dim[axis] - math.abs(amount)
 			nuke_area(top, leftover)
 		end
@@ -309,316 +262,6 @@ function worldedit.move(pos1, pos2, axis, amount)
 	return worldedit.volume(pos1, pos2)
 end
 
---- Duplicates a region along `axis` `amount` times.
--- Stacking is spread across server steps.
--- @param pos1
--- @param pos2
--- @param axis Axis direction, "x", "y", or "z".
--- @param count
--- @return The number of nodes stacked.
-function worldedit.stack(pos1, pos2, axis, count, finished)
-	local pos1, pos2 = worldedit.sort_pos(pos1, pos2)
-	local length = pos2[axis] - pos1[axis] + 1
-	if count < 0 then
-		count = -count
-		length = -length
-	end
-
-	local i, distance = 0, 0
-	local function step()
-		distance = distance + length
-		worldedit.copy(pos1, pos2, axis, distance)
-		i = i + 1
-		return i >= count
-	end
-	deferred_execution(step, finished)
-
-	return worldedit.volume(pos1, pos2) * count
-end
-
-
---- Stretches a region by a factor of positive integers along the X, Y, and Z
--- axes, respectively, with `pos1` as the origin.
--- @param pos1
--- @param pos2
--- @param stretch_x Amount to stretch along X axis.
--- @param stretch_y Amount to stretch along Y axis.
--- @param stretch_z Amount to stretch along Z axis.
--- @return The number of nodes scaled.
--- @return The new scaled position 1.
--- @return The new scaled position 2.
-function worldedit.stretch(pos1, pos2, stretch_x, stretch_y, stretch_z)
-	local pos1, pos2 = worldedit.sort_pos(pos1, pos2)
-
-	-- Prepare schematic of large node
-	local get_node, get_meta, place_schematic = minetest.get_node,
-			minetest.get_meta, minetest.place_schematic
-	local placeholder_node = {name="", param1=255, param2=0}
-	local nodes = {}
-	for i = 1, stretch_x * stretch_y * stretch_z do
-		nodes[i] = placeholder_node
-	end
-	local schematic = {size={x=stretch_x, y=stretch_y, z=stretch_z}, data=nodes}
-
-	local size_x, size_y, size_z = stretch_x - 1, stretch_y - 1, stretch_z - 1
-
-	local new_pos2 = {
-		x = pos1.x + (pos2.x - pos1.x) * stretch_x + size_x,
-		y = pos1.y + (pos2.y - pos1.y) * stretch_y + size_y,
-		z = pos1.z + (pos2.z - pos1.z) * stretch_z + size_z,
-	}
-	worldedit.keep_loaded(pos1, new_pos2)
-
-	local pos = {x=pos2.x, y=0, z=0}
-	local big_pos = {x=0, y=0, z=0}
-	while pos.x >= pos1.x do
-		pos.y = pos2.y
-		while pos.y >= pos1.y do
-			pos.z = pos2.z
-			while pos.z >= pos1.z do
-				local node = get_node(pos) -- Get current node
-				local meta = get_meta(pos):to_table() -- Get meta of current node
-
-				-- Calculate far corner of the big node
-				local pos_x = pos1.x + (pos.x - pos1.x) * stretch_x
-				local pos_y = pos1.y + (pos.y - pos1.y) * stretch_y
-				local pos_z = pos1.z + (pos.z - pos1.z) * stretch_z
-
-				-- Create large node
-				placeholder_node.name = node.name
-				placeholder_node.param2 = node.param2
-				big_pos.x, big_pos.y, big_pos.z = pos_x, pos_y, pos_z
-				place_schematic(big_pos, schematic)
-
-				-- Fill in large node meta
-				if next(meta.fields) ~= nil or next(meta.inventory) ~= nil then
-					-- Node has meta fields
-					for x = 0, size_x do
-					for y = 0, size_y do
-					for z = 0, size_z do
-						big_pos.x = pos_x + x
-						big_pos.y = pos_y + y
-						big_pos.z = pos_z + z
-						-- Set metadata of new node
-						get_meta(big_pos):from_table(meta)
-					end
-					end
-					end
-				end
-				pos.z = pos.z - 1
-			end
-			pos.y = pos.y - 1
-		end
-		pos.x = pos.x - 1
-	end
-	return worldedit.volume(pos1, pos2) * stretch_x * stretch_y * stretch_z, pos1, new_pos2
-end
-
-
---- Transposes a region between two axes.
--- @return The number of nodes transposed.
--- @return The new transposed position 1.
--- @return The new transposed position 2.
-function worldedit.transpose(pos1, pos2, axis1, axis2)
-	local pos1, pos2 = worldedit.sort_pos(pos1, pos2)
-
-	local compare
-	local extent1, extent2 = pos2[axis1] - pos1[axis1], pos2[axis2] - pos1[axis2]
-
-	if extent1 > extent2 then
-		compare = function(extent1, extent2)
-			return extent1 > extent2
-		end
-	else
-		compare = function(extent1, extent2)
-			return extent1 < extent2
-		end
-	end
-
-	-- Calculate the new position 2 after transposition
-	local new_pos2 = {x=pos2.x, y=pos2.y, z=pos2.z}
-	new_pos2[axis1] = pos1[axis1] + extent2
-	new_pos2[axis2] = pos1[axis2] + extent1
-
-	local upper_bound = {x=pos2.x, y=pos2.y, z=pos2.z}
-	if upper_bound[axis1] < new_pos2[axis1] then upper_bound[axis1] = new_pos2[axis1] end
-	if upper_bound[axis2] < new_pos2[axis2] then upper_bound[axis2] = new_pos2[axis2] end
-	worldedit.keep_loaded(pos1, upper_bound)
-
-	local pos = {x=pos1.x, y=0, z=0}
-	local get_node, get_meta, set_node = minetest.get_node,
-			minetest.get_meta, minetest.set_node
-	while pos.x <= pos2.x do
-		pos.y = pos1.y
-		while pos.y <= pos2.y do
-			pos.z = pos1.z
-			while pos.z <= pos2.z do
-				local extent1, extent2 = pos[axis1] - pos1[axis1], pos[axis2] - pos1[axis2]
-				if compare(extent1, extent2) then -- Transpose only if below the diagonal
-					local node1 = get_node(pos)
-					local meta1 = get_meta(pos):to_table()
-					local value1, value2 = pos[axis1], pos[axis2] -- Save position values
-					pos[axis1], pos[axis2] = pos1[axis1] + extent2, pos1[axis2] + extent1 -- Swap axis extents
-					local node2 = get_node(pos)
-					local meta2 = get_meta(pos):to_table()
-					set_node(pos, node1)
-					get_meta(pos):from_table(meta1)
-					pos[axis1], pos[axis2] = value1, value2 -- Restore position values
-					set_node(pos, node2)
-					get_meta(pos):from_table(meta2)
-				end
-				pos.z = pos.z + 1
-			end
-			pos.y = pos.y + 1
-		end
-		pos.x = pos.x + 1
-	end
-	return worldedit.volume(pos1, pos2), pos1, new_pos2
-end
-
-
---- Flips a region along `axis`.
--- @return The number of nodes flipped.
-function worldedit.flip(pos1, pos2, axis)
-	local pos1, pos2 = worldedit.sort_pos(pos1, pos2)
-
-	worldedit.keep_loaded(pos1, pos2)
-
-	--- TODO: Flip the region slice by slice along the flip axis using schematic method.
-	local pos = {x=pos1.x, y=0, z=0}
-	local start = pos1[axis] + pos2[axis]
-	pos2[axis] = pos1[axis] + math.floor((pos2[axis] - pos1[axis]) / 2)
-	local get_node, get_meta, set_node = minetest.get_node,
-			minetest.get_meta, minetest.set_node
-	while pos.x <= pos2.x do
-		pos.y = pos1.y
-		while pos.y <= pos2.y do
-			pos.z = pos1.z
-			while pos.z <= pos2.z do
-				local node1 = get_node(pos)
-				local meta1 = get_meta(pos):to_table()
-				local value = pos[axis] -- Save position
-				pos[axis] = start - value -- Shift position
-				local node2 = get_node(pos)
-				local meta2 = get_meta(pos):to_table()
-				set_node(pos, node1)
-				get_meta(pos):from_table(meta1)
-				pos[axis] = value -- Restore position
-				set_node(pos, node2)
-				get_meta(pos):from_table(meta2)
-				pos.z = pos.z + 1
-			end
-			pos.y = pos.y + 1
-		end
-		pos.x = pos.x + 1
-	end
-	return worldedit.volume(pos1, pos2)
-end
-
-
---- Rotates a region clockwise around an axis.
--- @param pos1
--- @param pos2
--- @param axis Axis ("x", "y", or "z").
--- @param angle Angle in degrees (90 degree increments only).
--- @return The number of nodes rotated.
--- @return The new first position.
--- @return The new second position.
-function worldedit.rotate(pos1, pos2, axis, angle)
-	local pos1, pos2 = worldedit.sort_pos(pos1, pos2)
-
-	local other1, other2 = worldedit.get_axis_others(axis)
-	angle = angle % 360
-
-	local count
-	if angle == 90 then
-		worldedit.flip(pos1, pos2, other1)
-		count, pos1, pos2 = worldedit.transpose(pos1, pos2, other1, other2)
-	elseif angle == 180 then
-		worldedit.flip(pos1, pos2, other1)
-		count = worldedit.flip(pos1, pos2, other2)
-	elseif angle == 270 then
-		worldedit.flip(pos1, pos2, other2)
-		count, pos1, pos2 = worldedit.transpose(pos1, pos2, other1, other2)
-	else
-		error("Only 90 degree increments are supported!")
-	end
-	return count, pos1, pos2
-end
-
-
---- Rotates all oriented nodes in a region clockwise around the Y axis.
--- @param pos1
--- @param pos2
--- @param angle Angle in degrees (90 degree increments only).
--- @return The number of nodes oriented.
-function worldedit.orient(pos1, pos2, angle)
-	local pos1, pos2 = worldedit.sort_pos(pos1, pos2)
-	local registered_nodes = minetest.registered_nodes
-
-	local wallmounted = {
-		[90]  = {0, 1, 5, 4, 2, 3, 0, 0},
-		[180] = {0, 1, 3, 2, 5, 4, 0, 0},
-		[270] = {0, 1, 4, 5, 3, 2, 0, 0}
-	}
-	local facedir = {
-		[90]  = { 1,  2,  3,  0, 13, 14, 15, 12, 17, 18, 19, 16,
-				  9, 10, 11,  8,  5,  6,  7,  4, 23, 20, 21, 22},
-		[180] = { 2,  3,  0,  1, 10, 11,  8,  9,  6,  7,  4,  5,
-				 18, 19, 16, 17, 14, 15, 12, 13, 22, 23, 20, 21},
-		[270] = { 3,  0,  1,  2, 19, 16, 17, 18, 15, 12, 13, 14,
-				  7,  4,  5,  6, 11,  8,  9, 10, 21, 22, 23, 20}
-	}
-
-	angle = angle % 360
-	if angle == 0 then
-		return 0
-	end
-	if angle % 90 ~= 0 then
-		error("Only 90 degree increments are supported!")
-	end
-	local wallmounted_substitution = wallmounted[angle]
-	local facedir_substitution = facedir[angle]
-
-	worldedit.keep_loaded(pos1, pos2)
-
-	local count = 0
-	local get_node, swap_node = minetest.get_node, minetest.swap_node
-	local pos = {x=pos1.x, y=0, z=0}
-	while pos.x <= pos2.x do
-		pos.y = pos1.y
-		while pos.y <= pos2.y do
-			pos.z = pos1.z
-			while pos.z <= pos2.z do
-				local node = get_node(pos)
-				local def = registered_nodes[node.name]
-				if def then
-					local paramtype2 = def.paramtype2
-					if paramtype2 == "wallmounted" or
-							paramtype2 == "colorwallmounted" then
-						local orient = node.param2 % 8
-						node.param2 = node.param2 - orient +
-								wallmounted_substitution[orient + 1]
-						swap_node(pos, node)
-						count = count + 1
-					elseif paramtype2 == "facedir" or
-							paramtype2 == "colorfacedir" then
-						local orient = node.param2 % 32
-						node.param2 = node.param2 - orient +
-								facedir_substitution[orient + 1]
-						swap_node(pos, node)
-						count = count + 1
-					end
-				end
-				pos.z = pos.z + 1
-			end
-			pos.y = pos.y + 1
-		end
-		pos.x = pos.x + 1
-	end
-	return count
-end
-
 
 --- Attempts to fix the lighting in a region.
 -- @return The number of nodes updated.
@@ -646,17 +289,16 @@ function worldedit.clear_objects(pos1, pos2)
 			return false
 		end
 		local entity = obj:get_luaentity()
-		return not entity or not entity.name:find("^worldedit:")
+		return not (entity and entity.name:find("^worldedit:"))
 	end
 
 	-- Offset positions to include full nodes (positions are in the center of nodes)
-	local pos1x, pos1y, pos1z = pos1.x - 0.5, pos1.y - 0.5, pos1.z - 0.5
-	local pos2x, pos2y, pos2z = pos2.x + 0.5, pos2.y + 0.5, pos2.z + 0.5
+	pos1 = vector.add(pos1, -0.5)
+	pos2 = vector.add(pos2, 0.5)
 
 	local count = 0
 	if minetest.get_objects_in_area then
-		local objects = minetest.get_objects_in_area({x=pos1x, y=pos1y, z=pos1z},
-			{x=pos2x, y=pos2y, z=pos2z})
+		local objects = minetest.get_objects_in_area(pos1, pos2)
 
 		for _, obj in pairs(objects) do
 			if should_delete(obj) then
@@ -670,21 +312,22 @@ function worldedit.clear_objects(pos1, pos2)
 	-- Fallback implementation via get_objects_inside_radius
 	-- Center of region
 	local center = {
-		x = pos1x + ((pos2x - pos1x) / 2),
-		y = pos1y + ((pos2y - pos1y) / 2),
-		z = pos1z + ((pos2z - pos1z) / 2)
+		x = pos1.x + ((pos2.x - pos1.x) / 2),
+		y = pos1.y + ((pos2.y - pos1.y) / 2),
+		z = pos1.z + ((pos2.z - pos1.z) / 2)
 	}
 	-- Bounding sphere radius
 	local radius = math.sqrt(
-			(center.x - pos1x) ^ 2 +
-			(center.y - pos1y) ^ 2 +
-			(center.z - pos1z) ^ 2)
-	for _, obj in pairs(minetest.get_objects_inside_radius(center, radius)) do
+			(center.x - pos1.x) ^ 2 +
+			(center.y - pos1.y) ^ 2 +
+			(center.z - pos1.z) ^ 2)
+	local objects = minetest.get_objects_inside_radius(center, radius)
+	for _, obj in pairs(objects) do
 		if should_delete(obj) then
 			local pos = obj:get_pos()
-			if pos.x >= pos1x and pos.x <= pos2x and
-					pos.y >= pos1y and pos.y <= pos2y and
-					pos.z >= pos1z and pos.z <= pos2z then
+			if pos.x >= pos1.x and pos.x <= pos2.x and
+					pos.y >= pos1.y and pos.y <= pos2.y and
+					pos.z >= pos1.z and pos.z <= pos2.z then
 				-- Inside region
 				obj:remove()
 				count = count + 1
@@ -693,4 +336,3 @@ function worldedit.clear_objects(pos1, pos2)
 	end
 	return count
 end
-

worldedit/primitives.lua

@@ -14,32 +14,27 @@ local mh = worldedit.manip_helpers
 -- @return The number of nodes added.
 function worldedit.cube(pos, width, height, length, node_name, hollow)
 	-- Set up voxel manipulator
-	local basepos = vector.subtract(pos, {x=math.floor(width/2), y=0, z=math.floor(length/2)})
-	local manip, area = mh.init(basepos, vector.add(basepos, {x=width, y=height, z=length}))
+	local basepos = vector.subtract(pos,
+		vector.new(math.floor(width / 2), 0, math.floor(length / 2)))
+	local endpos = vector.add(basepos,
+		vector.new(width - 1, height - 1, length - 1))
+	local manip, area = mh.init(basepos, endpos)
 	local data = mh.get_empty_data(area)
 
 	-- Add cube
 	local node_id = minetest.get_content_id(node_name)
-	local stride = {x=1, y=area.ystride, z=area.zstride}
-	local offset = vector.subtract(basepos, area.MinEdge)
 	local count = 0
+	local iterfunc
+	if hollow then
+		iterfunc = mh.iterp_hollowcuboid(area, basepos, endpos)
+	else
+		iterfunc = area:iterp(basepos, endpos)
+	end
 
-	for z = 0, length-1 do
-		local index_z = (offset.z + z) * stride.z + 1 -- +1 for 1-based indexing
-		for y = 0, height-1 do
-			local index_y = index_z + (offset.y + y) * stride.y
-			for x = 0, width-1 do
-				local is_wall = z == 0 or z == length-1
-					or y == 0 or y == height-1
-					or x == 0 or x == width-1
-				if not hollow or is_wall then
-					local i = index_y + (offset.x + x)
-					data[i] = node_id
+	for vi in iterfunc do
+		data[vi] = node_id
 		count = count + 1
 	end
-			end
-		end
-	end
 
 	mh.finish(manip, data)
 	return count
@@ -149,7 +144,7 @@ function worldedit.cylinder(pos, axis, length, radius1, radius2, node_name, holl
 	end
 
 	-- Handle negative lengths
-	local current_pos = {x=pos.x, y=pos.y, z=pos.z}
+	local current_pos = vector.new(pos)
 	if length < 0 then
 		length = -length
 		current_pos[axis] = current_pos[axis] - length
@@ -162,12 +157,8 @@ function worldedit.cylinder(pos, axis, length, radius1, radius2, node_name, holl
 
 	-- Add desired shape (anything inbetween cylinder & cone)
 	local node_id = minetest.get_content_id(node_name)
-	local stride = {x=1, y=area.ystride, z=area.zstride}
-	local offset = {
-		x = current_pos.x - area.MinEdge.x,
-		y = current_pos.y - area.MinEdge.y,
-		z = current_pos.z - area.MinEdge.z,
-	}
+	local stride = vector.new(1, area.ystride, area.zstride)
+	local offset = vector.subtract(current_pos, area.MinEdge)
 	local count = 0
 	for i = 0, length - 1 do
 		-- Calulate radius for this "height" in the cylinder
@@ -225,12 +216,8 @@ function worldedit.pyramid(pos, axis, height, node_name, hollow)
 
 	-- Add pyramid
 	local node_id = minetest.get_content_id(node_name)
-	local stride = {x=1, y=area.ystride, z=area.zstride}
-	local offset = {
-		x = pos.x - area.MinEdge.x,
-		y = pos.y - area.MinEdge.y,
-		z = pos.z - area.MinEdge.z,
-	}
+	local stride = vector.new(1, area.ystride, area.zstride)
+	local offset = vector.subtract(pos, area.MinEdge)
 	local size = math.abs(height * step)
 	local count = 0
 	-- For each level of the pyramid
@@ -271,9 +258,9 @@ function worldedit.spiral(pos, length, height, spacer, node_name)
 
 	-- Set up variables
 	local node_id = minetest.get_content_id(node_name)
-	local stride = {x=1, y=area.ystride, z=area.zstride}
-	local offset_x, offset_y, offset_z = pos.x - area.MinEdge.x, pos.y - area.MinEdge.y, pos.z - area.MinEdge.z
-	local i = offset_z * stride.z + offset_y * stride.y + offset_x + 1
+	local stride = vector.new(1, area.ystride, area.zstride)
+	local offset = vector.subtract(pos, area.MinEdge)
+	local i = offset.z * stride.z + offset.y * stride.y + offset.x + 1
 
 	-- Add first column
 	local count = height

worldedit/serialization.lua

@@ -66,7 +66,7 @@ function worldedit.serialize(pos1, pos2)
 		has_meta[hash_node_position(meta_positions[i])] = true
 	end
 
-	local pos = {x=pos1.x, y=0, z=0}
+	local pos = vector.new(pos1.x, 0, 0)
 	local count = 0
 	local result = {}
 	while pos.x <= pos2.x do
@@ -114,12 +114,15 @@ function worldedit.serialize(pos1, pos2)
 	return LATEST_SERIALIZATION_HEADER .. result, count
 end
 
--- Contains code based on [table.save/table.load](http://lua-users.org/wiki/SaveTableToFile)
--- by ChillCode, available under the MIT license.
 local function deserialize_workaround(content)
-	local nodes
+	local nodes, err
 	if not minetest.global_exists("jit") then
-		nodes = minetest.deserialize(content, true)
+		nodes, err = minetest.deserialize(content, true)
+	elseif not content:match("^%s*return%s*{") then
+		-- The data doesn't look like we expect it to so we can't apply the workaround.
+		-- hope for the best
+		minetest.log("warning", "WorldEdit: deserializing data but can't apply LuaJIT workaround")
+		nodes, err = minetest.deserialize(content, true)
 	else
 		-- XXX: This is a filthy hack that works surprisingly well
 		-- in LuaJIT, `minetest.deserialize` will fail due to the register limit
@@ -129,26 +132,35 @@ local function deserialize_workaround(content)
 		local escaped = content:gsub("\\\\", "@@"):gsub("\\\"", "@@"):gsub("(\"[^\"]*\")", function(s) return string.rep("@", #s) end)
 		local startpos, startpos1 = 1, 1
 		local endpos
+		local entry
 		while true do -- go through each individual node entry (except the last)
-			startpos, endpos = escaped:find("},%s*{", startpos)
+			startpos, endpos = escaped:find("}%s*,%s*{", startpos)
 			if not startpos then
 				break
 			end
 			local current = content:sub(startpos1, startpos)
-			local entry = minetest.deserialize("return " .. current, true)
+			entry, err = minetest.deserialize("return " .. current, true)
+			if not entry then
+				break
+			end
 			table.insert(nodes, entry)
 			startpos, startpos1 = endpos, endpos
 		end
-		local entry = minetest.deserialize("return " .. content:sub(startpos1), true) -- process the last entry
+		if not err then
+			entry = minetest.deserialize("return " .. content:sub(startpos1), true) -- process the last entry
 			table.insert(nodes, entry)
 		end
+	end
+	if err then
+		minetest.log("warning", "WorldEdit: deserialize: " .. err)
+	end
 	return nodes
 end
 
 --- Loads the schematic in `value` into a node list in the latest format.
 -- @return A node list in the latest format, or nil on failure.
 local function load_schematic(value)
-	local version, header, content = worldedit.read_header(value)
+	local version, _, content = worldedit.read_header(value)
 	local nodes = {}
 	if version == 1 or version == 2 then -- Original flat table format
 		local tables = minetest.deserialize(content, true)
@@ -223,9 +235,7 @@ function worldedit.allocate_with_nodes(origin_pos, nodes)
 		if y > pos2y then pos2y = y end
 		if z > pos2z then pos2z = z end
 	end
-	local pos1 = {x=pos1x, y=pos1y, z=pos1z}
-	local pos2 = {x=pos2x, y=pos2y, z=pos2z}
-	return pos1, pos2, #nodes
+	return vector.new(pos1x, pos1y, pos1z), vector.new(pos2x, pos2y, pos2z), #nodes
 end
 
 
@@ -240,9 +250,10 @@ function worldedit.deserialize(origin_pos, value)
 	worldedit.keep_loaded(pos1, pos2)
 
 	local origin_x, origin_y, origin_z = origin_pos.x, origin_pos.y, origin_pos.z
-	local count = 0
 	local add_node, get_meta = minetest.add_node, minetest.get_meta
+	local registered_nodes = minetest.registered_nodes
 	for i, entry in ipairs(nodes) do
+		if registered_nodes[entry.name] then
 			entry.x, entry.y, entry.z = origin_x + entry.x, origin_y + entry.y, origin_z + entry.z
 			-- Entry acts as both position and node
 			add_node(entry, entry)
@@ -250,6 +261,7 @@ function worldedit.deserialize(origin_pos, value)
 				get_meta(entry):from_table(entry.meta)
 			end
 		end
+	end
 	return #nodes
 end
 

worldedit/test/init.lua

@@ -1,7 +1,8 @@
+-- TODO: don't shit individual variables into the globals
+
 ---------------------
 -- Helpers
 ---------------------
-
 local vec = vector.new
 local vecw = function(axis, n, base)
 	local ret = vec(base)
@@ -16,9 +17,9 @@ local set_node = minetest.set_node
 -- Nodes
 ---------------------
 local air = "air"
-local testnode1
-local testnode2
-local testnode3
+rawset(_G, "testnode1", "")
+rawset(_G, "testnode2", "")
+rawset(_G, "testnode3", "")
 -- Loads nodenames to use for tests
 local function init_nodes()
 	testnode1 = minetest.registered_aliases["mapgen_stone"]
@@ -27,7 +28,7 @@ local function init_nodes()
 	assert(testnode1 and testnode2 and testnode3)
 end
 -- Writes repeating pattern into given area
-local function place_pattern(pos1, pos2, pattern)
+rawset(_G, "place_pattern", function(pos1, pos2, pattern)
 	local pos = vec()
 	local node = {name=""}
 	local i = 1
@@ -43,14 +44,14 @@ local function place_pattern(pos1, pos2, pattern)
 	end
 	end
 	end
-end
+end)
 
 
 ---------------------
 -- Area management
 ---------------------
 assert(minetest.get_mapgen_setting("mg_name") == "singlenode")
-local area = {}
+rawset(_G, "area", {})
 do
 	local areamin, areamax
 	local off
@@ -71,6 +72,9 @@ do
 	end
 	-- Reset area contents and state
 	area.clear = function()
+		if off and vector.equals(off, vec(0, 0, 0)) then
+			return
+		end
 		local vmanip = minetest.get_voxel_manip(areamin, areamax)
 		local vpos1, vpos2 = vmanip:get_emerged_area()
 		local vcount = (vpos2.x - vpos1.x + 1) * (vpos2.y - vpos1.y + 1) * (vpos2.z - vpos1.z + 1)
@@ -87,10 +91,10 @@ do
 	-- Returns an usable area [pos1, pos2] that does not overlap previous ones
 	area.get = function(sizex, sizey, sizez)
 		local size
-		if sizey == nil or sizez == nil then
-			size = {x=sizex, y=sizex, z=sizex}
+		if sizey == nil and sizez == nil then
+			size = vec(sizex, sizex, sizex)
 		else
-			size = {x=sizex, y=sizey, z=sizez}
+			size = vec(sizex, sizey, sizez)
 		end
 		local pos1 = vector.add(areamin, off)
 		local pos2 = vector.subtract(vector.add(pos1, size), 1)
@@ -148,7 +152,7 @@ end
 ---------------------
 -- Checks
 ---------------------
-local check = {}
+rawset(_G, "check", {})
 -- Check that all nodes in [pos1, pos2] are the node(s) specified
 check.filled = function(pos1, pos2, nodes)
 	if type(nodes) == "string" then
@@ -215,7 +219,7 @@ end
 -- The actual tests
 ---------------------
 local tests = {}
-local function register_test(name, func, opts)
+worldedit.register_test = function(name, func, opts)
 	assert(type(name) == "string")
 	assert(func == nil or type(func) == "function")
 	if not opts then
@@ -227,6 +231,7 @@ local function register_test(name, func, opts)
 	opts.func = func
 	table.insert(tests, opts)
 end
+local register_test = worldedit.register_test
 -- How this works:
 --   register_test registers a test with a name and function
 --   The function should return if the test passes or otherwise cause a Lua error
@@ -241,8 +246,8 @@ end
 register_test("Internal self-test")
 register_test("is area loaded?", function()
 	local pos1, _ = area.get(1)
-	assert(get_node(pos1).name == "air")
-end, {dry=true})
+	assert(get_node(pos1).name == air)
+end)
 
 register_test("area.split", function()
 	for i = 2, 6 do
@@ -255,7 +260,7 @@ register_test("area.split", function()
 			assert((half1.z - pos1.z) == (pos2.z - half2.z)) -- divided equally
 		end
 	end
-end, {dry=true})
+end)
 
 register_test("check.filled", function()
 	local pos1, pos2 = area.get(1, 2, 1)
@@ -276,118 +281,49 @@ register_test("pattern", function()
 end)
 
 
-register_test("Generic node manipulations")
-register_test("worldedit.set", function()
-	local pos1, pos2 = area.get(10)
-	local m = area.margin(1)
+for _, name in ipairs({
+	"manipulations", "primitives", "schematic"
+}) do
+	dofile(minetest.get_modpath("worldedit") .. "/test/" .. name .. ".lua")
+end
 
-	worldedit.set(pos1, pos2, testnode1)
 
-	check.filled(pos1, pos2, testnode1)
-	check.filled2(m, air)
+register_test("Code")
+register_test("worldedit.lua", function()
+	-- syntax error
+	local err, ret = worldedit.lua("?")
+	assert(ret == nil)
+	assert(err:find("unexpected symbol"))
+
+	-- runtime error
+	local err, ret = worldedit.lua("error(1234)")
+	assert(ret == nil)
+	assert(err:find("1234"))
+
+	-- normal operation
+	local err, ret = worldedit.lua("return name..tostring(player == nil)..tostring(pos == nil)", "nobody")
+	assert(err == nil)
+	assert(ret == "\"nobodytruetrue\"")
 end)
 
-register_test("worldedit.set mix", function()
-	local pos1, pos2 = area.get(10)
-	local m = area.margin(1)
+register_test("worldedit.luatransform", function()
+	local pos1, pos2 = area.get(2)
 
-	worldedit.set(pos1, pos2, {testnode1, testnode2})
+	-- syntax error
+	local err = worldedit.luatransform(pos1, pos2, "?")
+	assert(err:find("unexpected symbol"))
 
-	check.filled(pos1, pos2, {testnode1, testnode2})
-	check.filled2(m, air)
+	-- runtime error
+	local err = worldedit.luatransform(pos1, pos2, "error(2345)")
+	assert(err:find("2345"))
+
+	-- normal operation
+	local err = worldedit.luatransform(pos1, pos2,
+		"minetest.swap_node(pos, {name=" .. ("%q"):format(testnode1) .. "})")
+	assert(err == nil)
+	check.filled(pos1, pos1, testnode1)
 end)
 
-register_test("worldedit.replace", function()
-	local pos1, pos2 = area.get(10)
-	local half1, half2 = area.split(pos1, pos2)
-
-	worldedit.set(pos1, half1, testnode1)
-	worldedit.set(half2, pos2, testnode2)
-	worldedit.replace(pos1, pos2, testnode1, testnode3)
-
-	check.not_filled(pos1, pos2, testnode1)
-	check.filled(pos1, half1, testnode3)
-	check.filled(half2, pos2, testnode2)
-end)
-
-register_test("worldedit.replace inverse", function()
-	local pos1, pos2 = area.get(10)
-	local half1, half2 = area.split(pos1, pos2)
-
-	worldedit.set(pos1, half1, testnode1)
-	worldedit.set(half2, pos2, testnode2)
-	worldedit.replace(pos1, pos2, testnode1, testnode3, true)
-
-	check.filled(pos1, half1, testnode1)
-	check.filled(half2, pos2, testnode3)
-end)
-
--- FIXME?: this one looks overcomplicated
-register_test("worldedit.copy", function()
-	local pos1, pos2 = area.get(4)
-	local axis, n = area.dir(2)
-	local m = area.margin(1)
-	local b = pos1[axis]
-
-	-- create one slice with testnode1, one with testnode2
-	worldedit.set(pos1, vecw(axis, b + 1, pos2), testnode1)
-	worldedit.set(vecw(axis, b + 2, pos1), pos2, testnode2)
-	worldedit.copy(pos1, pos2, axis, n)
-
-	-- should have three slices now
-	check.filled(pos1, vecw(axis, b + 1, pos2), testnode1)
-	check.filled(vecw(axis, b + 2, pos1), pos2, testnode1)
-	check.filled(vecw(axis, b + 4, pos1), vector.add(pos2, vecw(axis, n)), testnode2)
-	check.filled2(m, "air")
-end)
-
-register_test("worldedit.copy2", function()
-	local pos1, pos2 = area.get(6)
-	local m1 = area.margin(1)
-	local pos1_, pos2_ = area.get(6)
-	local m2 = area.margin(1)
-
-	local pattern = {testnode1, testnode2, testnode3, testnode1, testnode2}
-	place_pattern(pos1, pos2, pattern)
-	worldedit.copy2(pos1, pos2, vector.subtract(pos1_, pos1))
-
-	check.pattern(pos1, pos2, pattern)
-	check.pattern(pos1_, pos2_, pattern)
-	check.filled2(m1, "air")
-	check.filled2(m2, "air")
-end)
-
-register_test("worldedit.move (overlap)", function()
-	local pos1, pos2 = area.get(7)
-	local axis, n = area.dir(2)
-	local m = area.margin(1)
-
-	local pattern = {testnode2, testnode1, testnode2, testnode3, testnode3}
-	place_pattern(pos1, pos2, pattern)
-	worldedit.move(pos1, pos2, axis, n)
-
-	check.filled(pos1, vecw(axis, pos1[axis] + n - 1, pos2), "air")
-	check.pattern(vecw(axis, pos1[axis] + n, pos1), vecw(axis, pos2[axis] + n, pos2), pattern)
-	check.filled2(m, "air")
-end)
-
-register_test("worldedit.move", function()
-	local pos1, pos2 = area.get(10)
-	local axis, n = area.dir(10)
-	local m = area.margin(1)
-
-	local pattern = {testnode1, testnode3, testnode3, testnode2}
-	place_pattern(pos1, pos2, pattern)
-	worldedit.move(pos1, pos2, axis, n)
-
-	check.filled(pos1, pos2, "air")
-	check.pattern(vecw(axis, pos1[axis] + n, pos1), vecw(axis, pos2[axis] + n, pos2), pattern)
-	check.filled2(m, "air")
-end)
-
--- TODO: the rest (also testing param2 + metadata)
-
-
 ---------------------
 -- Main function
 ---------------------
@@ -406,7 +342,7 @@ worldedit.run_tests = function()
 	for x = 0, math.floor(wanted.x/16) do
 	for y = 0, math.floor(wanted.y/16) do
 	for z = 0, math.floor(wanted.z/16) do
-		assert(minetest.forceload_block({x=x*16, y=y*16, z=z*16}, true))
+		assert(minetest.forceload_block(vec(x*16, y*16, z*16), true, -1))
 	end
 	end
 	end
@@ -418,9 +354,7 @@ worldedit.run_tests = function()
 				local s = "---- " .. test.name .. " "
 				print(s .. string.rep("-", 60 - #s))
 			else
-				if not test.dry then
 				area.clear()
-				end
 				local ok, err = pcall(test.func)
 				print(string.format("%-60s %s", test.name, ok and "pass" or "FAIL"))
 				if not ok then

worldedit/test/manipulations.lua

@@ -0,0 +1,121 @@
+---------------------
+local vec = vector.new
+local vecw = function(axis, n, base)
+	local ret = vec(base)
+	ret[axis] = n
+	return ret
+end
+local air = "air"
+---------------------
+
+
+worldedit.register_test("Generic node manipulations")
+worldedit.register_test("worldedit.set", function()
+	local pos1, pos2 = area.get(10)
+	local m = area.margin(1)
+
+	worldedit.set(pos1, pos2, testnode1)
+
+	check.filled(pos1, pos2, testnode1)
+	check.filled2(m, air)
+end)
+
+worldedit.register_test("worldedit.set mix", function()
+	local pos1, pos2 = area.get(10)
+	local m = area.margin(1)
+
+	worldedit.set(pos1, pos2, {testnode1, testnode2})
+
+	check.filled(pos1, pos2, {testnode1, testnode2})
+	check.filled2(m, air)
+end)
+
+worldedit.register_test("worldedit.replace", function()
+	local pos1, pos2 = area.get(10)
+	local half1, half2 = area.split(pos1, pos2)
+
+	worldedit.set(pos1, half1, testnode1)
+	worldedit.set(half2, pos2, testnode2)
+	worldedit.replace(pos1, pos2, testnode1, testnode3)
+
+	check.not_filled(pos1, pos2, testnode1)
+	check.filled(pos1, half1, testnode3)
+	check.filled(half2, pos2, testnode2)
+end)
+
+worldedit.register_test("worldedit.replace inverse", function()
+	local pos1, pos2 = area.get(10)
+	local half1, half2 = area.split(pos1, pos2)
+
+	worldedit.set(pos1, half1, testnode1)
+	worldedit.set(half2, pos2, testnode2)
+	worldedit.replace(pos1, pos2, testnode1, testnode3, true)
+
+	check.filled(pos1, half1, testnode1)
+	check.filled(half2, pos2, testnode3)
+end)
+
+-- FIXME?: this one looks overcomplicated
+worldedit.register_test("worldedit.copy", function()
+	local pos1, pos2 = area.get(4)
+	local axis, n = area.dir(2)
+	local m = area.margin(1)
+	local b = pos1[axis]
+
+	-- create one slice with testnode1, one with testnode2
+	worldedit.set(pos1, vecw(axis, b + 1, pos2), testnode1)
+	worldedit.set(vecw(axis, b + 2, pos1), pos2, testnode2)
+	worldedit.copy(pos1, pos2, axis, n)
+
+	-- should have three slices now
+	check.filled(pos1, vecw(axis, b + 1, pos2), testnode1)
+	check.filled(vecw(axis, b + 2, pos1), pos2, testnode1)
+	check.filled(vecw(axis, b + 4, pos1), vector.add(pos2, vecw(axis, n)), testnode2)
+	check.filled2(m, air)
+end)
+
+worldedit.register_test("worldedit.copy2", function()
+	local pos1, pos2 = area.get(6)
+	local m1 = area.margin(1)
+	local pos1_, pos2_ = area.get(6)
+	local m2 = area.margin(1)
+
+	local pattern = {testnode1, testnode2, testnode3, testnode1, testnode2}
+	place_pattern(pos1, pos2, pattern)
+	worldedit.copy2(pos1, pos2, vector.subtract(pos1_, pos1))
+
+	check.pattern(pos1, pos2, pattern)
+	check.pattern(pos1_, pos2_, pattern)
+	check.filled2(m1, air)
+	check.filled2(m2, air)
+end)
+
+worldedit.register_test("worldedit.move (overlap)", function()
+	local pos1, pos2 = area.get(7)
+	local axis, n = area.dir(2)
+	local m = area.margin(1)
+
+	local pattern = {testnode2, testnode1, testnode2, testnode3, testnode3}
+	place_pattern(pos1, pos2, pattern)
+	worldedit.move(pos1, pos2, axis, n)
+
+	check.filled(pos1, vecw(axis, pos1[axis] + n - 1, pos2), air)
+	check.pattern(vecw(axis, pos1[axis] + n, pos1), vecw(axis, pos2[axis] + n, pos2), pattern)
+	check.filled2(m, air)
+end)
+
+worldedit.register_test("worldedit.move", function()
+	local pos1, pos2 = area.get(10)
+	local axis, n = area.dir(10)
+	local m = area.margin(1)
+
+	local pattern = {testnode1, testnode3, testnode3, testnode2}
+	place_pattern(pos1, pos2, pattern)
+	worldedit.move(pos1, pos2, axis, n)
+
+	check.filled(pos1, pos2, air)
+	check.pattern(vecw(axis, pos1[axis] + n, pos1), vecw(axis, pos2[axis] + n, pos2), pattern)
+	check.filled2(m, air)
+end)
+
+-- TODO: the rest (also testing param2 + metadata)

worldedit/test/primitives.lua

@@ -0,0 +1,59 @@
+---------------------
+local vec = vector.new
+local vecw = function(axis, n, base)
+	local ret = vec(base)
+	ret[axis] = n
+	return ret
+end
+local air = "air"
+---------------------
+
+
+worldedit.register_test("Primitives")
+worldedit.register_test("worldedit.cube", function()
+	local pos1, pos2 = area.get(6, 5, 4)
+	local m = area.margin(1)
+
+	local center = vec(pos1.x + 3, pos1.y, pos1.z + 2)
+
+	worldedit.cube(center, 6, 5, 4, testnode2)
+
+	check.filled(pos1, pos2, testnode2)
+	check.filled2(m, air)
+end)
+
+worldedit.register_test("worldedit.cube hollow small", function()
+	for n = 1, 2 do
+		local pos1, pos2 = area.get(n)
+		local m = area.margin(1)
+
+		local center = vec(pos1.x + math.floor(n/2), pos1.y, pos1.z + math.floor(n/2))
+
+		worldedit.cube(center, n, n, n, testnode1, true)
+
+		check.filled(pos1, pos2, testnode1) -- filled entirely
+		check.filled2(m, air)
+	end
+end)
+
+worldedit.register_test("worldedit.cube hollow", function()
+	local pos1, pos2 = area.get(6, 5, 4)
+	local m = area.margin(1)
+
+	local center = vec(pos1.x + 3, pos1.y, pos1.z + 2)
+
+	worldedit.cube(center, 6, 5, 4, testnode1, true)
+
+	check.filled(vector.add(pos1, vec(1,1,1)), vector.subtract(pos2, vec(1,1,1)), air)
+	check.filled2({
+		{ vecw("x", pos2.x, pos1), pos2 },
+		{ vecw("y", pos2.y, pos1), pos2 },
+		{ vecw("z", pos2.z, pos1), pos2 },
+		{ pos1, vecw("x", pos1.x, pos2) },
+		{ pos1, vecw("y", pos1.y, pos2) },
+		{ pos1, vecw("z", pos1.z, pos2) },
+	}, testnode1)
+	check.filled2(m, air)
+end)
+
+

worldedit/test/schematic.lua

@@ -0,0 +1,162 @@
+---------------------
+local vec = vector.new
+local air = "air"
+---------------------
+
+
+local function output_weird(numbers, body)
+	local s = {"return {"}
+	for _, parts in ipairs(numbers) do
+		s[#s+1] = "{"
+		for _, n in ipairs(parts) do
+			s[#s+1] = string.format("   {%d},", n)
+		end
+		s[#s+1] = "},"
+	end
+	return table.concat(s, "\n") .. table.concat(body, "\n") .. "}"
+end
+
+local fmt1p = '{\n   ["x"]=%d,\n   ["y"]=%d,\n   ["z"]=%d,\n},'
+local fmt1n = '{\n   ["name"]="%s",\n},'
+local fmt4 = '{ ["x"] = %d, ["y"] = %d, ["z"] = %d, ["meta"] = { ["fields"] = {  }, ["inventory"] = {  } }, ["param2"] = 0, ["param1"] = 0, ["name"] = "%s" }'
+local fmt5 = '{ ["x"] = %d, ["y"] = %d, ["z"] = %d, ["name"] = "%s" }'
+local fmt51 = '{[r2]=0,x=%d,y=%d,z=%d,name=r%d}'
+local fmt52 = '{x=%d,y=%d,z=%d,name=_[%d]}'
+
+local test_data = {
+	-- used by WorldEdit 0.2 (first public release)
+	{
+		name = "v1", ver = 1,
+		gen = function(pat)
+			local numbers = {
+				{2, 3, 4, 5, 6},
+				{7, 8}, {9, 10}, {11, 12},
+				{13, 14}, {15, 16}
+			}
+			return output_weird(numbers, {
+				fmt1p:format(0, 0, 0),
+				fmt1n:format(pat[1]),
+				fmt1p:format(0, 1, 0),
+				fmt1n:format(pat[3]),
+				fmt1p:format(1, 1, 0),
+				fmt1n:format(pat[1]),
+				fmt1p:format(1, 0, 1),
+				fmt1n:format(pat[3]),
+				fmt1p:format(0, 1, 1),
+				fmt1n:format(pat[1]),
+			})
+		end
+	},
+
+	-- v2: missing because I couldn't find any code in my archives that actually wrote this format
+
+	{
+		name = "v3", ver = 3,
+		gen = function(pat)
+			assert(pat[2] == air)
+			return table.concat({
+			"0 0 0 " .. pat[1] .. " 0 0",
+			"0 1 0 " .. pat[3] .. " 0 0",
+			"1 1 0 " .. pat[1] .. " 0 0",
+			"1 0 1 " .. pat[3] .. " 0 0",
+			"0 1 1 " .. pat[1] .. " 0 0",
+			}, "\n")
+		end
+	},
+
+	{
+		name = "v4", ver = 4,
+		gen = function(pat)
+			return table.concat({
+			"return { " .. fmt4:format(0, 0, 0, pat[1]),
+			fmt4:format(0, 1, 0, pat[3]),
+			fmt4:format(1, 1, 0, pat[1]),
+			fmt4:format(1, 0, 1, pat[3]),
+			fmt4:format(0, 1, 1, pat[1]) .. " }",
+			}, ", ")
+		end
+	},
+
+	-- like v4 but no meta and param (if empty)
+	{
+		name = "v5 (pre-5.6)", ver = 5,
+		gen = function(pat)
+			return table.concat({
+			"5:return { " .. fmt5:format(0, 0, 0, pat[1]),
+			fmt5:format(0, 1, 0, pat[3]),
+			fmt5:format(1, 1, 0, pat[1]),
+			fmt5:format(1, 0, 1, pat[3]),
+			fmt5:format(0, 1, 1, pat[1]) .. " }",
+			}, ", ")
+		end
+	},
+
+	-- reworked engine serialization in 5.6
+	{
+		name = "v5 (5.6)", ver = 5,
+		gen = function(pat)
+			return table.concat({
+			'5:r1="' .. pat[1] .. '";r2="param1";r3="' .. pat[3] .. '";return {'
+			.. fmt51:format(0, 0, 0, 1),
+			fmt51:format(0, 1, 0, 3),
+			fmt51:format(1, 1, 0, 1),
+			fmt51:format(1, 0, 1, 3),
+			fmt51:format(0, 1, 1, 1) .. "}",
+			}, ",")
+		end
+	},
+
+	-- small changes on engine side again
+	{
+		name = "v5 (post-5.7)", ver = 5,
+		gen = function(pat)
+			return table.concat({
+			'5:local _={};_[1]="' .. pat[1] .. '";_[3]="' .. pat[3] .. '";return {'
+			.. fmt52:format(0, 0, 0, 1),
+			fmt52:format(0, 1, 0, 3),
+			fmt52:format(1, 1, 0, 1),
+			fmt52:format(1, 0, 1, 3),
+			fmt52:format(0, 1, 1, 1) .. "}",
+			}, ",")
+		end
+	},
+}
+
+
+worldedit.register_test("Schematics")
+worldedit.register_test("worldedit.read_header", function()
+	local value = '5,foo,BAR,-1,234:the content'
+	local version, header, content = worldedit.read_header(value)
+	assert(version == 5)
+	assert(#header == 4)
+	assert(header[1] == "foo" and header[2] == "BAR")
+	assert(header[3] == "-1" and header[4] == "234")
+	assert(content == "the content")
+end)
+
+worldedit.register_test("worldedit.allocate", function()
+	local value = '3:-1 0 0 dummy 0 0\n0 0 4 dummy 0 0\n0 1 0 dummy 0 0'
+	local pos1, pos2, count = worldedit.allocate(vec(1, 1, 1), value)
+	assert(vector.equals(pos1, vec(0, 1, 1)))
+	assert(vector.equals(pos2, vec(1, 2, 5)))
+	assert(count == 3)
+end)
+
+for _, e in ipairs(test_data) do
+	worldedit.register_test("worldedit.deserialize " .. e.name, function()
+		local pos1, pos2 = area.get(2)
+		local m = area.margin(1)
+
+		local pat = {testnode3, air, testnode2}
+		local value = e.gen(pat)
+		assert(type(value) == "string")
+
+		local version = worldedit.read_header(value)
+		assert(version == e.ver, "version: got " .. tostring(version) .. " expected " .. e.ver)
+		local count = worldedit.deserialize(pos1, value)
+		assert(count ~= nil and count > 0)
+
+		check.pattern(pos1, pos2, pat)
+		check.filled2(m, air)
+	end)
+end

worldedit/transformations.lua

@@ -0,0 +1,357 @@
+--- Node transformations.
+-- @module worldedit.transformations
+
+worldedit.deferred_execution = function(next_one, finished)
+	-- Allocate 80% of server step for execution
+	local allocated_usecs =
+		tonumber(minetest.settings:get("dedicated_server_step"):split(" ")[1]) * 1000000 * 0.8
+	local function f()
+		local deadline = minetest.get_us_time() + allocated_usecs
+		repeat
+			local is_done = next_one()
+			if is_done then
+				if finished then
+					finished()
+				end
+				return
+			end
+		until minetest.get_us_time() >= deadline
+		minetest.after(0, f)
+	end
+	f()
+end
+
+--- Duplicates a region `amount` times with offset vector `direction`.
+-- Stacking is spread across server steps.
+-- @return The number of nodes stacked.
+function worldedit.stack2(pos1, pos2, direction, amount, finished)
+	-- Protect arguments from external changes during execution
+	pos1 = vector.copy(pos1)
+	pos2 = vector.copy(pos2)
+	direction = vector.copy(direction)
+
+	local i = 0
+	local translated = vector.new()
+	local function step()
+		translated.x = translated.x + direction.x
+		translated.y = translated.y + direction.y
+		translated.z = translated.z + direction.z
+		worldedit.copy2(pos1, pos2, translated)
+		i = i + 1
+		return i >= amount
+	end
+	worldedit.deferred_execution(step, finished)
+
+	return worldedit.volume(pos1, pos2) * amount
+end
+
+
+--- Duplicates a region along `axis` `amount` times.
+-- Stacking is spread across server steps.
+-- @param pos1
+-- @param pos2
+-- @param axis Axis direction, "x", "y", or "z".
+-- @param count
+-- @return The number of nodes stacked.
+function worldedit.stack(pos1, pos2, axis, count, finished)
+	local pos1, pos2 = worldedit.sort_pos(pos1, pos2)
+	local length = pos2[axis] - pos1[axis] + 1
+	if count < 0 then
+		count = -count
+		length = -length
+	end
+
+	local i, distance = 0, 0
+	local function step()
+		distance = distance + length
+		worldedit.copy(pos1, pos2, axis, distance)
+		i = i + 1
+		return i >= count
+	end
+	worldedit.deferred_execution(step, finished)
+
+	return worldedit.volume(pos1, pos2) * count
+end
+
+
+--- Stretches a region by a factor of positive integers along the X, Y, and Z
+-- axes, respectively, with `pos1` as the origin.
+-- @param pos1
+-- @param pos2
+-- @param stretch_x Amount to stretch along X axis.
+-- @param stretch_y Amount to stretch along Y axis.
+-- @param stretch_z Amount to stretch along Z axis.
+-- @return The number of nodes scaled.
+-- @return The new scaled position 1.
+-- @return The new scaled position 2.
+function worldedit.stretch(pos1, pos2, stretch_x, stretch_y, stretch_z)
+	local pos1, pos2 = worldedit.sort_pos(pos1, pos2)
+
+	-- Prepare schematic of large node
+	local get_node, get_meta, place_schematic = minetest.get_node,
+			minetest.get_meta, minetest.place_schematic
+	local placeholder_node = {name="", param1=255, param2=0}
+	local nodes = {}
+	for i = 1, stretch_x * stretch_y * stretch_z do
+		nodes[i] = placeholder_node
+	end
+	local schematic = {size=vector.new(stretch_x, stretch_y, stretch_z), data=nodes}
+
+	local size_x, size_y, size_z = stretch_x - 1, stretch_y - 1, stretch_z - 1
+
+	local new_pos2 = {
+		x = pos1.x + (pos2.x - pos1.x) * stretch_x + size_x,
+		y = pos1.y + (pos2.y - pos1.y) * stretch_y + size_y,
+		z = pos1.z + (pos2.z - pos1.z) * stretch_z + size_z,
+	}
+	worldedit.keep_loaded(pos1, new_pos2)
+
+	local pos = vector.new(pos2.x, 0, 0)
+	local big_pos = vector.new()
+	while pos.x >= pos1.x do
+		pos.y = pos2.y
+		while pos.y >= pos1.y do
+			pos.z = pos2.z
+			while pos.z >= pos1.z do
+				local node = get_node(pos) -- Get current node
+				local meta = get_meta(pos):to_table() -- Get meta of current node
+
+				-- Calculate far corner of the big node
+				local pos_x = pos1.x + (pos.x - pos1.x) * stretch_x
+				local pos_y = pos1.y + (pos.y - pos1.y) * stretch_y
+				local pos_z = pos1.z + (pos.z - pos1.z) * stretch_z
+
+				-- Create large node
+				placeholder_node.name = node.name
+				placeholder_node.param2 = node.param2
+				big_pos.x, big_pos.y, big_pos.z = pos_x, pos_y, pos_z
+				place_schematic(big_pos, schematic)
+
+				-- Fill in large node meta
+				if next(meta.fields) ~= nil or next(meta.inventory) ~= nil then
+					-- Node has meta fields
+					for x = 0, size_x do
+					for y = 0, size_y do
+					for z = 0, size_z do
+						big_pos.x = pos_x + x
+						big_pos.y = pos_y + y
+						big_pos.z = pos_z + z
+						-- Set metadata of new node
+						get_meta(big_pos):from_table(meta)
+					end
+					end
+					end
+				end
+				pos.z = pos.z - 1
+			end
+			pos.y = pos.y - 1
+		end
+		pos.x = pos.x - 1
+	end
+	return worldedit.volume(pos1, pos2) * stretch_x * stretch_y * stretch_z, pos1, new_pos2
+end
+
+
+--- Transposes a region between two axes.
+-- @return The number of nodes transposed.
+-- @return The new transposed position 1.
+-- @return The new transposed position 2.
+function worldedit.transpose(pos1, pos2, axis1, axis2)
+	local pos1, pos2 = worldedit.sort_pos(pos1, pos2)
+
+	local compare
+	local extent1, extent2 = pos2[axis1] - pos1[axis1], pos2[axis2] - pos1[axis2]
+
+	if extent1 > extent2 then
+		compare = function(extent1, extent2)
+			return extent1 > extent2
+		end
+	else
+		compare = function(extent1, extent2)
+			return extent1 < extent2
+		end
+	end
+
+	-- Calculate the new position 2 after transposition
+	local new_pos2 = vector.new(pos2)
+	new_pos2[axis1] = pos1[axis1] + extent2
+	new_pos2[axis2] = pos1[axis2] + extent1
+
+	local upper_bound = vector.new(pos2)
+	if upper_bound[axis1] < new_pos2[axis1] then upper_bound[axis1] = new_pos2[axis1] end
+	if upper_bound[axis2] < new_pos2[axis2] then upper_bound[axis2] = new_pos2[axis2] end
+	worldedit.keep_loaded(pos1, upper_bound)
+
+	local pos = vector.new(pos1.x, 0, 0)
+	local get_node, get_meta, set_node = minetest.get_node,
+			minetest.get_meta, minetest.set_node
+	while pos.x <= pos2.x do
+		pos.y = pos1.y
+		while pos.y <= pos2.y do
+			pos.z = pos1.z
+			while pos.z <= pos2.z do
+				local extent1, extent2 = pos[axis1] - pos1[axis1], pos[axis2] - pos1[axis2]
+				if compare(extent1, extent2) then -- Transpose only if below the diagonal
+					local node1 = get_node(pos)
+					local meta1 = get_meta(pos):to_table()
+					local value1, value2 = pos[axis1], pos[axis2] -- Save position values
+					pos[axis1], pos[axis2] = pos1[axis1] + extent2, pos1[axis2] + extent1 -- Swap axis extents
+					local node2 = get_node(pos)
+					local meta2 = get_meta(pos):to_table()
+					set_node(pos, node1)
+					get_meta(pos):from_table(meta1)
+					pos[axis1], pos[axis2] = value1, value2 -- Restore position values
+					set_node(pos, node2)
+					get_meta(pos):from_table(meta2)
+				end
+				pos.z = pos.z + 1
+			end
+			pos.y = pos.y + 1
+		end
+		pos.x = pos.x + 1
+	end
+	return worldedit.volume(pos1, pos2), pos1, new_pos2
+end
+
+
+--- Flips a region along `axis`.
+-- @return The number of nodes flipped.
+function worldedit.flip(pos1, pos2, axis)
+	local pos1, pos2 = worldedit.sort_pos(pos1, pos2)
+
+	worldedit.keep_loaded(pos1, pos2)
+
+	--- TODO: Flip the region slice by slice along the flip axis using schematic method.
+	local pos = vector.new(pos1.x, 0, 0)
+	local start = pos1[axis] + pos2[axis]
+	pos2[axis] = pos1[axis] + math.floor((pos2[axis] - pos1[axis]) / 2)
+	local get_node, get_meta, set_node = minetest.get_node,
+			minetest.get_meta, minetest.set_node
+	while pos.x <= pos2.x do
+		pos.y = pos1.y
+		while pos.y <= pos2.y do
+			pos.z = pos1.z
+			while pos.z <= pos2.z do
+				local node1 = get_node(pos)
+				local meta1 = get_meta(pos):to_table()
+				local value = pos[axis] -- Save position
+				pos[axis] = start - value -- Shift position
+				local node2 = get_node(pos)
+				local meta2 = get_meta(pos):to_table()
+				set_node(pos, node1)
+				get_meta(pos):from_table(meta1)
+				pos[axis] = value -- Restore position
+				set_node(pos, node2)
+				get_meta(pos):from_table(meta2)
+				pos.z = pos.z + 1
+			end
+			pos.y = pos.y + 1
+		end
+		pos.x = pos.x + 1
+	end
+	return worldedit.volume(pos1, pos2)
+end
+
+
+--- Rotates a region clockwise around an axis.
+-- @param pos1
+-- @param pos2
+-- @param axis Axis ("x", "y", or "z").
+-- @param angle Angle in degrees (90 degree increments only).
+-- @return The number of nodes rotated.
+-- @return The new first position.
+-- @return The new second position.
+function worldedit.rotate(pos1, pos2, axis, angle)
+	local pos1, pos2 = worldedit.sort_pos(pos1, pos2)
+
+	local other1, other2 = worldedit.get_axis_others(axis)
+	angle = angle % 360
+
+	local count
+	if angle == 90 then
+		worldedit.flip(pos1, pos2, other1)
+		count, pos1, pos2 = worldedit.transpose(pos1, pos2, other1, other2)
+	elseif angle == 180 then
+		worldedit.flip(pos1, pos2, other1)
+		count = worldedit.flip(pos1, pos2, other2)
+	elseif angle == 270 then
+		worldedit.flip(pos1, pos2, other2)
+		count, pos1, pos2 = worldedit.transpose(pos1, pos2, other1, other2)
+	else
+		error("Only 90 degree increments are supported!")
+	end
+	return count, pos1, pos2
+end
+
+
+--- Rotates all oriented nodes in a region clockwise around the Y axis.
+-- @param pos1
+-- @param pos2
+-- @param angle Angle in degrees (90 degree increments only).
+-- @return The number of nodes oriented.
+function worldedit.orient(pos1, pos2, angle)
+	local pos1, pos2 = worldedit.sort_pos(pos1, pos2)
+	local registered_nodes = minetest.registered_nodes
+
+	local wallmounted = {
+		[90]  = {0, 1, 5, 4, 2, 3, 0, 0},
+		[180] = {0, 1, 3, 2, 5, 4, 0, 0},
+		[270] = {0, 1, 4, 5, 3, 2, 0, 0}
+	}
+	local facedir = {
+		[90]  = { 1,  2,  3,  0, 13, 14, 15, 12, 17, 18, 19, 16,
+				  9, 10, 11,  8,  5,  6,  7,  4, 23, 20, 21, 22},
+		[180] = { 2,  3,  0,  1, 10, 11,  8,  9,  6,  7,  4,  5,
+				 18, 19, 16, 17, 14, 15, 12, 13, 22, 23, 20, 21},
+		[270] = { 3,  0,  1,  2, 19, 16, 17, 18, 15, 12, 13, 14,
+				  7,  4,  5,  6, 11,  8,  9, 10, 21, 22, 23, 20}
+	}
+
+	angle = angle % 360
+	if angle == 0 then
+		return 0
+	end
+	if angle % 90 ~= 0 then
+		error("Only 90 degree increments are supported!")
+	end
+	local wallmounted_substitution = wallmounted[angle]
+	local facedir_substitution = facedir[angle]
+
+	worldedit.keep_loaded(pos1, pos2)
+
+	local count = 0
+	local get_node, swap_node = minetest.get_node, minetest.swap_node
+	local pos = vector.new(pos1.x, 0, 0)
+	while pos.x <= pos2.x do
+		pos.y = pos1.y
+		while pos.y <= pos2.y do
+			pos.z = pos1.z
+			while pos.z <= pos2.z do
+				local node = get_node(pos)
+				local def = registered_nodes[node.name]
+				if def then
+					local paramtype2 = def.paramtype2
+					if paramtype2 == "wallmounted" or
+							paramtype2 == "colorwallmounted" then
+						local orient = node.param2 % 8
+						node.param2 = node.param2 - orient +
+								wallmounted_substitution[orient + 1]
+						swap_node(pos, node)
+						count = count + 1
+					elseif paramtype2 == "facedir" or
+							paramtype2 == "colorfacedir" then
+						local orient = node.param2 % 32
+						node.param2 = node.param2 - orient +
+								facedir_substitution[orient + 1]
+						swap_node(pos, node)
+						count = count + 1
+					end
+				end
+				pos.z = pos.z + 1
+			end
+			pos.y = pos.y + 1
+		end
+		pos.x = pos.x + 1
+	end
+	return count
+end

worldedit/visualization.lua

@@ -19,7 +19,7 @@ function worldedit.hide(pos1, pos2)
 
 	worldedit.keep_loaded(pos1, pos2)
 
-	local pos = {x=pos1.x, y=0, z=0}
+	local pos = vector.new(pos1.x, 0, 0)
 	local get_node, get_meta, swap_node = minetest.get_node,
 			minetest.get_meta, minetest.swap_node
 	while pos.x <= pos2.x do
@@ -79,7 +79,7 @@ function worldedit.highlight(pos1, pos2, node_name)
 
 	worldedit.keep_loaded(pos1, pos2)
 
-	local pos = {x=pos1.x, y=0, z=0}
+	local pos = vector.new(pos1.x, 0, 0)
 	local get_node, get_meta, swap_node = minetest.get_node,
 			minetest.get_meta, minetest.swap_node
 	local count = 0

worldedit_brush/init.lua

@@ -1,8 +1,4 @@
-if minetest.raycast == nil then
-	error(
-		"worldedit_brush requires at least Minetest 5.0"
-	)
-end
+local S = minetest.get_translator("worldedit_brush")
 
 local BRUSH_MAX_DIST = 150
 local brush_on_use = function(itemstack, placer)
@@ -12,7 +8,8 @@ local brush_on_use = function(itemstack, placer)
 	local cmd = meta:get_string("command")
 	if cmd == "" then
 		worldedit.player_notify(name,
-			"This brush is not bound, use //brush to bind a command to it.")
+			S("This brush is not bound, use @1 to bind a command to it.",
+			minetest.colorize("#00ffff", "//brush")), "info")
 		return false
 	end
 
@@ -22,17 +19,17 @@ local brush_on_use = function(itemstack, placer)
 	local has_privs, missing_privs = minetest.check_player_privs(name, cmddef.privs)
 	if not has_privs then
 		worldedit.player_notify(name,
-			"Missing privileges: " .. table.concat(missing_privs, ", "))
+			S("Missing privileges: @1", table.concat(missing_privs, ", ")), "error")
 		return false
 	end
 
 	local raybegin = vector.add(placer:get_pos(),
-		{x=0, y=placer:get_properties().eye_height, z=0})
+		vector.new(0, placer:get_properties().eye_height, 0))
 	local rayend = vector.add(raybegin, vector.multiply(placer:get_look_dir(), BRUSH_MAX_DIST))
 	local ray = minetest.raycast(raybegin, rayend, false, true)
 	local pointed_thing = ray:next()
 	if pointed_thing == nil then
-		worldedit.player_notify(name, "Too far away.")
+		worldedit.player_notify(name, S("Too far away."), "error")
 		return false
 	end
 
@@ -41,17 +38,17 @@ local brush_on_use = function(itemstack, placer)
 	worldedit.pos2[name] = nil
 	worldedit.marker_update(name)
 
-	-- this isn't really clean...
-	local player_notify_old = worldedit.player_notify
-	worldedit.player_notify = function(name, msg)
-		if string.match(msg, "^%d") then return end -- discard "1234 nodes added."
-		return player_notify_old(name, msg)
-	end
-
 	assert(cmddef.require_pos < 2)
 	local parsed = {cmddef.parse(meta:get_string("params"))}
 	if not table.remove(parsed, 1) then return false end -- shouldn't happen
 
+	-- discard success messages
+	local player_notify_old = worldedit.player_notify
+	worldedit.player_notify = function(name, msg, typ)
+		if typ == "ok" then return end
+		return player_notify_old(name, msg, typ)
+	end
+
 	minetest.log("action", string.format("%s uses WorldEdit brush (//%s) at %s",
 		name, cmd, minetest.pos_to_string(pointed_thing.under)))
 	cmddef.func(name, unpack(parsed))
@@ -61,7 +58,7 @@ local brush_on_use = function(itemstack, placer)
 end
 
 minetest.register_tool(":worldedit:brush", {
-	description = "WorldEdit Brush",
+	description = S("WorldEdit Brush"),
 	inventory_image = "worldedit_brush.png",
 	stack_max = 1, -- no need to stack these (metadata prevents this anyway)
 	range = 0,
@@ -74,7 +71,7 @@ minetest.register_tool(":worldedit:brush", {
 worldedit.register_command("brush", {
 	privs = {worldedit=true},
 	params = "none/<cmd> [parameters]",
-	description = "Assign command to WorldEdit brush item",
+	description = S("Assign command to WorldEdit brush item or clear assignment using 'none'"),
 	parse = function(param)
 		local found, _, cmd, params = param:find("^([^%s]+)%s+(.+)$")
 		if not found then
@@ -87,39 +84,39 @@ worldedit.register_command("brush", {
 		return true, cmd, params
 	end,
 	func = function(name, cmd, params)
-		local itemstack = minetest.get_player_by_name(name):get_wielded_item()
+		local player = minetest.get_player_by_name(name)
+		if not player then return end
+		local itemstack = player:get_wielded_item()
 		if itemstack == nil or itemstack:get_name() ~= "worldedit:brush" then
-			worldedit.player_notify(name, "Not holding brush item.")
-			return
+			return false, S("Not holding brush item.")
 		end
 
 		cmd = cmd:lower()
 		local meta = itemstack:get_meta()
 		if cmd == "none" then
 			meta:from_table(nil)
-			worldedit.player_notify(name, "Brush assignment cleared.")
+			worldedit.player_notify(name, S("Brush assignment cleared."), "ok")
 		else
 			local cmddef = worldedit.registered_commands[cmd]
 			if cmddef == nil or cmddef.require_pos ~= 1 then
-				worldedit.player_notify(name, "//" .. cmd .. " cannot be used with brushes")
-				return
+				return false, S("@1 cannot be used with brushes",
+					minetest.colorize("#00ffff", "//"..cmd))
 			end
 
 			-- Try parsing command params so we can give the user feedback
 			local ok, err = cmddef.parse(params)
 			if not ok then
-				err = err or "invalid usage"
-				worldedit.player_notify(name, "Error with brush command: " .. err)
-				return
+				err = err or S("invalid usage")
+				return false, S("Error with command: @1", err)
 			end
 
 			meta:set_string("command", cmd)
 			meta:set_string("params", params)
-			local fullcmd = "//" .. cmd .. " " .. params
+			local fullcmd = minetest.colorize("#00ffff", "//"..cmd) .. " " .. params
 			meta:set_string("description",
 				minetest.registered_tools["worldedit:brush"].description .. ": " .. fullcmd)
-			worldedit.player_notify(name, "Brush assigned to command: " .. fullcmd)
+			worldedit.player_notify(name, S("Brush assigned to command: @1", fullcmd), "ok")
 		end
-		minetest.get_player_by_name(name):set_wielded_item(itemstack)
+		player:set_wielded_item(itemstack)
 	end,
 })

worldedit_brush/locale/template.txt

@@ -0,0 +1,12 @@
+# textdomain: worldedit_brush
+This brush is not bound, use @1 to bind a command to it.=
+Missing privileges: @1=
+Too far away.=
+WorldEdit Brush=
+Assign command to WorldEdit brush item or clear assignment using 'none'=
+Not holding brush item.=
+Brush assignment cleared.=
+@1 cannot be used with brushes=
+invalid usage=
+Error with command: @1=
+Brush assigned to command: @1=

worldedit_brush/locale/worldedit_brush.de.tr

@@ -0,0 +1,12 @@
+# textdomain: worldedit_brush
+This brush is not bound, use @1 to bind a command to it.=Dieser Pinsel ist nicht konfiguriert, nutzen Sie @1, um einen Befehl an ihn zu binden.
+Missing privileges: @1=Fehlende Privilegien: @1
+Too far away.=Zu weit weg.
+WorldEdit Brush=WorldEdit-Pinsel
+Assign command to WorldEdit brush item or clear assignment using 'none'=Befehl an WorldEdit-Pinsel binden oder Zuweisung mittels „none“ aufheben
+Not holding brush item.=Kein Pinsel in der Hand.
+Brush assignment cleared.=Pinsel-Zuweisung aufgehoben.
+@1 cannot be used with brushes=@1 kann nicht mit Pinseln verwendet werden
+invalid usage=Ungültige Verwendung
+Error with command: @1=Befehl ist fehlerhaft: @1
+Brush assigned to command: @1=Pinsel an Befehl gebunden: @1

worldedit_commands/.gitignore

@@ -1 +0,0 @@
-*~

worldedit_commands/code.lua

@@ -0,0 +1,59 @@
+local S = minetest.get_translator("worldedit_commands")
+
+local function check_region(name)
+	return worldedit.volume(worldedit.pos1[name], worldedit.pos2[name])
+end
+
+
+worldedit.register_command("lua", {
+	params = "<code>",
+	description = S("Executes <code> as a Lua chunk in the global namespace"),
+	category = S("Code"),
+	privs = {worldedit=true, server=true},
+	parse = function(param)
+		if param == "" then
+			return false
+		end
+		return true, param
+	end,
+	func = function(name, param)
+		-- shorthand like in the Lua interpreter
+		if param:sub(1, 1) == "=" then
+			param = "return " .. param:sub(2)
+		end
+		local err, ret = worldedit.lua(param, name)
+		if err == nil then
+			minetest.log("action", name .. " executed " .. param)
+			if ret ~= "nil" then
+				worldedit.player_notify(name, "code successfully executed, returned " .. ret, "info")
+			else
+				worldedit.player_notify(name, "code successfully executed", "ok")
+			end
+		else
+			minetest.log("action", name .. " tried to execute " .. param)
+			worldedit.player_notify(name, "code error: " .. err, "error")
+		end
+	end,
+})
+
+worldedit.register_command("luatransform", {
+	params = "<code>",
+	description = S("Executes <code> as a Lua chunk in the global namespace with the variable pos available, for each node in the current WorldEdit region"),
+	category = S("Code"),
+	privs = {worldedit=true, server=true},
+	require_pos = 2,
+	parse = function(param)
+		return true, param
+	end,
+	nodes_needed = check_region,
+	func = function(name, param)
+		local err = worldedit.luatransform(worldedit.pos1[name], worldedit.pos2[name], param)
+		if err then
+			worldedit.player_notify(name, "code error: " .. err, "error")
+			minetest.log("action", name.." tried to execute luatransform "..param)
+		else
+			worldedit.player_notify(name, "code successfully executed", "ok")
+			minetest.log("action", name.." executed luatransform "..param)
+		end
+	end,
+})

worldedit_commands/cuboid.lua

@@ -1,6 +1,9 @@
+local S = minetest.get_translator("worldedit_commands")
+
 worldedit.register_command("outset", {
 	params = "[h/v] <amount>",
-	description = "Outset the selected region.",
+	description = S("Outset the selected region."),
+	category = S("Region operations"),
 	privs = {worldedit=true},
 	require_pos = 2,
 	parse = function(param)
@@ -11,7 +14,7 @@ worldedit.register_command("outset", {
 
 		local hv_test = dir:find("[^hv]+")
 		if hv_test ~= nil then
-			return false, "Invalid direction."
+			return false, S("Invalid direction: @1", dir)
 		end
 
 		return true, dir, tonumber(amount)
@@ -28,18 +31,19 @@ worldedit.register_command("outset", {
 			assert(worldedit.cuboid_linear_expand(name, 'y', 1, amount))
 			assert(worldedit.cuboid_linear_expand(name, 'y', -1, amount))
 		else
-			return false, "Invalid number of arguments"
+			return false, S("Invalid number of arguments")
 		end
 
 		worldedit.marker_update(name)
-		return true, "Region outset by " .. amount .. " blocks"
+		return true, S("Region outset by @1 nodes", amount)
       end,
 })
 
 
 worldedit.register_command("inset", {
 	params = "[h/v] <amount>",
-	description = "Inset the selected region.",
+	description = S("Inset the selected region."),
+	category = S("Region operations"),
 	privs = {worldedit=true},
 	require_pos = 2,
 	parse = function(param)
@@ -48,7 +52,7 @@ worldedit.register_command("inset", {
 			return false
 		end
 		if dir:find("[^hv]") ~= nil then
-			return false, "Invalid direction."
+			return false, S("Invalid direction: @1", dir)
 		end
 
 		return true, dir, tonumber(amount)
@@ -65,18 +69,19 @@ worldedit.register_command("inset", {
 			assert(worldedit.cuboid_linear_expand(name, 'y', 1, -amount))
 			assert(worldedit.cuboid_linear_expand(name, 'y', -1, -amount))
 		else
-			return false, "Invalid number of arguments"
+			return false, S("Invalid number of arguments")
 		end
 
 		worldedit.marker_update(name)
-		return true, "Region inset by " .. amount .. " blocks"
+		return true, S("Region inset by @1 nodes", amount)
       end,
 })
 
 
 worldedit.register_command("shift", {
 	params = "x/y/z/?/up/down/left/right/front/back [+/-]<amount>",
-	description = "Shifts the selection area without moving its contents",
+	description = S("Shifts the selection area without moving its contents"),
+	category = S("Region operations"),
 	privs = {worldedit=true},
 	require_pos = 2,
 	parse = function(param)
@@ -98,20 +103,21 @@ worldedit.register_command("shift", {
 		end
 
 		if axis == nil or dir == nil then
-			return false, "Invalid if looking straight up or down"
+			return false, S("Invalid if looking straight up or down")
 		end
 
 		assert(worldedit.cuboid_shift(name, axis, amount * dir))
 		worldedit.marker_update(name)
 
-		return true, "Region shifted by " .. amount .. " nodes"
+		return true, S("Region shifted by @1 nodes", amount)
       end,
 })
 
 
 worldedit.register_command("expand", {
 	params = "[+/-]x/y/z/?/up/down/left/right/front/back <amount> [reverse amount]",
-	description = "Expands the selection in the selected absolute or relative axis",
+	description = S("Expands the selection in the selected absolute or relative axis"),
+	category = S("Region operations"),
 	privs = {worldedit=true},
 	require_pos = 2,
 	parse = function(param)
@@ -135,7 +141,7 @@ worldedit.register_command("expand", {
 			axis, dir = worldedit.translate_direction(name, direction)
 
 			if axis == nil or dir == nil then
-				return false, "Invalid if looking straight up or down"
+				return false, S("Invalid if looking straight up or down")
 			end
 		else
 			if direction == "?" then
@@ -153,14 +159,15 @@ worldedit.register_command("expand", {
 		worldedit.cuboid_linear_expand(name, axis, dir, amount)
 		worldedit.cuboid_linear_expand(name, axis, -dir, rev_amount)
 		worldedit.marker_update(name)
-		return true, "Region expanded by " .. (amount + rev_amount) .. " nodes"
+		return true, S("Region expanded by @1 nodes", amount + rev_amount)
 	end,
 })
 
 
 worldedit.register_command("contract", {
 	params = "[+/-]x/y/z/?/up/down/left/right/front/back <amount> [reverse amount]",
-	description = "Contracts the selection in the selected absolute or relative axis",
+	description = S("Contracts the selection in the selected absolute or relative axis"),
+	category = S("Region operations"),
 	privs = {worldedit=true},
 	require_pos = 2,
 	parse = function(param)
@@ -184,7 +191,7 @@ worldedit.register_command("contract", {
 			axis, dir = worldedit.translate_direction(name, direction)
 
 			if axis == nil or dir == nil then
-				return false, "Invalid if looking straight up or down"
+				return false, S("Invalid if looking straight up or down")
 			end
 		else
 			if direction == "?" then
@@ -202,13 +209,13 @@ worldedit.register_command("contract", {
 		worldedit.cuboid_linear_expand(name, axis, dir, -amount)
 		worldedit.cuboid_linear_expand(name, axis, -dir, -rev_amount)
 		worldedit.marker_update(name)
-		return true, "Region contracted by " .. (amount + rev_amount) .. " nodes"
+		return true, S("Region contracted by @1 nodes", amount + rev_amount)
 	end,
 })
 
 worldedit.register_command("cubeapply", {
 	params = "<size>/(<sizex> <sizey> <sizez>) <command> [parameters]",
-	description = "Select a cube with side length <size> around position 1 and run <command> on region",
+	description = S("Select a cube with side length <size> around position 1 and run <command> on region"),
 	privs = {worldedit=true},
 	require_pos = 1,
 	parse = function(param)
@@ -230,7 +237,8 @@ worldedit.register_command("cubeapply", {
 		end
 		local cmddef = worldedit.registered_commands[cmd]
 		if cmddef == nil or cmddef.require_pos ~= 2 then
-			return false, "invalid usage: //" .. cmd .. " cannot be used with cubeapply"
+			return false, S("invalid usage: @1 cannot be used with cubeapply",
+				minetest.colorize("#00ffff", "//"..cmd))
 		end
 		-- run parsing of target command
 		local parsed = {cmddef.parse(args)}
@@ -241,15 +249,14 @@ worldedit.register_command("cubeapply", {
 	end,
 	nodes_needed = function(name, sidex, sidey, sidez, cmd, parsed)
 		-- its not possible to defer to the target command at this point
+		-- FIXME: why not?
 		return sidex * sidey * sidez
 	end,
 	func = function(name, sidex, sidey, sidez, cmd, parsed)
 		local cmddef = assert(worldedit.registered_commands[cmd])
 		local success, missing_privs = minetest.check_player_privs(name, cmddef.privs)
 		if not success then
-			worldedit.player_notify(name, "Missing privileges: " ..
-				table.concat(missing_privs, ", "))
-			return
+			return false, S("Missing privileges: @1", table.concat(missing_privs, ", "))
 		end
 
 		-- update region to be the cuboid the user wanted

worldedit_commands/locale/template.txt

@@ -0,0 +1,153 @@
+# textdomain: worldedit_commands
+Outset the selected region.=
+Invalid direction: @1=
+Invalid number of arguments=
+Region outset by @1 nodes=
+Inset the selected region.=
+Region inset by @1 nodes=
+Shifts the selection area without moving its contents=
+Invalid if looking straight up or down=
+Region shifted by @1 nodes=
+Expands the selection in the selected absolute or relative axis=
+Region expanded by @1 nodes=
+Contracts the selection in the selected absolute or relative axis=
+Region contracted by @1 nodes=
+Select a cube with side length <size> around position 1 and run <command> on region=
+invalid usage: @1 cannot be used with cubeapply=
+Missing privileges: @1=
+Region operations=
+Can use WorldEdit commands=
+no region selected=
+no position 1 selected=
+invalid usage=
+ERROR: the operation was cancelled because the region has changed.=
+Could not open file "@1"=
+Invalid file format!=
+Schematic was created with a newer version of WorldEdit.=
+Get information about the WorldEdit mod=
+WorldEdit @1 is available on this server. Type @2 to get a list of commands, or find more information at @3=
+Get help for WorldEdit commands=
+alias to @1=
+You are not allowed to use any WorldEdit commands.=
+Available commands: @1@nUse '@2' to get more information, or '@3' to list everything.=
+Available commands:@n=
+Command not available: =
+Enable or disable node inspection=
+inspector: inspection enabled for @1, currently facing the @2 axis=
+inspector: inspection disabled=
+inspector: @1 at @2 (param1@=@3, param2@=@4, received light@=@5) punched facing the @6 axis=
+Reset the region so that it is empty=
+region reset=
+Show markers at the region positions=
+region marked=
+Hide markers if currently shown=
+region unmarked=
+Set WorldEdit region position @1 to the player's location=
+position @1 set to @2=
+Set WorldEdit region, WorldEdit position 1, or WorldEdit position 2 by punching nodes, or display the current WorldEdit region=
+unknown subcommand: @1=
+select positions by punching two nodes=
+select position @1 by punching a node=
+position @1: @2=
+position @1 not set=
+Set a WorldEdit region position to the position at (<x>, <y>, <z>)=
+Display the volume of the current WorldEdit region=
+current region has a volume of @1 nodes (@2*@3*@4)=
+Remove all MapBlocks (16x16x16) containing the selected area from the map=
+Node manipulation=
+Area deleted.=
+There was an error during deletion of the area.=
+Set the current WorldEdit region to <node>=
+invalid node name: @1=
+@1 nodes set=
+Set param2 of all nodes in the current WorldEdit region to <param2>=
+Param2 is out of range (must be between 0 and 255 inclusive!)=
+@1 nodes altered=
+Fill the current WorldEdit region with a random mix of <node1>, ...=
+invalid search node name: @1=
+invalid replace node name: @1=
+Replace all instances of <search node> with <replace node> in the current WorldEdit region=
+@1 nodes replaced=
+Replace all nodes other than <search node> with <replace node> in the current WorldEdit region=
+Add a hollow cube with its ground level centered at WorldEdit position 1 with dimensions <width> x <height> x <length>, composed of <node>.=
+Shapes=
+@1 nodes added=
+Add a cube with its ground level centered at WorldEdit position 1 with dimensions <width> x <height> x <length>, composed of <node>.=
+Add hollow sphere centered at WorldEdit position 1 with radius <radius>, composed of <node>=
+Add sphere centered at WorldEdit position 1 with radius <radius>, composed of <node>=
+Add hollow dome centered at WorldEdit position 1 with radius <radius>, composed of <node>=
+Add dome centered at WorldEdit position 1 with radius <radius>, composed of <node>=
+Add hollow cylinder at WorldEdit position 1 along the given axis with length <length>, base radius <radius1> (and top radius [radius2]), composed of <node>=
+Add cylinder at WorldEdit position 1 along the given axis with length <length>, base radius <radius1> (and top radius [radius2]), composed of <node>=
+Add hollow pyramid centered at WorldEdit position 1 along the given axis with height <height>, composed of <node>=
+Add pyramid centered at WorldEdit position 1 along the given axis with height <height>, composed of <node>=
+Add spiral centered at WorldEdit position 1 with side length <length>, height <height>, space between walls <space>, composed of <node>=
+Copy the current WorldEdit region along the given axis by <amount> nodes=
+Transformations=
+@1 nodes copied=
+Move the current WorldEdit region along the given axis by <amount> nodes=
+@1 nodes moved=
+Stack the current WorldEdit region along the given axis <count> times=
+@1 nodes stacked=
+Stack the current WorldEdit region <count> times by offset <x>, <y>, <z>=
+invalid count: @1=
+invalid increments: @1=
+Scale the current WorldEdit positions and region by a factor of <stretchx>, <stretchy>, <stretchz> along the X, Y, and Z axes, repectively, with position 1 as the origin=
+invalid scaling factors: @1=
+@1 nodes stretched=
+Transpose the current WorldEdit region along the given axes=
+invalid usage: axes must be different=
+@1 nodes transposed=
+Flip the current WorldEdit region along the given axis=
+@1 nodes flipped=
+Rotate the current WorldEdit region around the given axis by angle <angle> (90 degree increment)=
+invalid usage: angle must be multiple of 90=
+@1 nodes rotated=
+Rotate oriented nodes in the current WorldEdit region around the Y axis by angle <angle> (90 degree increment)=
+@1 nodes oriented=
+Fix the lighting in the current WorldEdit region=
+@1 nodes updated=
+Remove any fluid node within the current WorldEdit region=
+Remove any plant, tree or foliage-like nodes in the selected region=
+@1 nodes removed=
+Hide all nodes in the current WorldEdit region non-destructively=
+@1 nodes hidden=
+Suppress all <node> in the current WorldEdit region non-destructively=
+@1 nodes suppressed=
+Highlight <node> in the current WorldEdit region by hiding everything else non-destructively=
+@1 nodes highlighted=
+Restores nodes hidden with WorldEdit in the current WorldEdit region=
+@1 nodes restored=
+Warning: The schematic contains excessive free space and WILL be misaligned when allocated or loaded. To avoid this, shrink your area to cover exactly the nodes to be saved.=
+Save the current WorldEdit region to "(world folder)/schems/<file>.we"=
+Schematics=
+Disallowed file name: @1=
+Could not save file to "@1"=
+@1 nodes saved=
+Set the region defined by nodes from "(world folder)/schems/<file>.we" as the current WorldEdit region=
+Schematic empty, nothing allocated=
+@1 nodes allocated=
+Load nodes from "(world folder)/schems/<file>[.we[m]]" with position 1 of the current WorldEdit region as the origin=
+Loading failed!=
+@1 nodes loaded=
+Executes <code> as a Lua chunk in the global namespace=
+Code=
+Executes <code> as a Lua chunk in the global namespace with the variable pos available, for each node in the current WorldEdit region=
+Save the current WorldEdit region using the Minetest Schematic format to "(world folder)/schems/<filename>.mts"=
+Failed to create Minetest schematic=
+Saved Minetest schematic to @1=
+Load nodes from "(world folder)/schems/<file>.mts" with position 1 of the current WorldEdit region as the origin=
+failed to place Minetest schematic=
+placed Minetest schematic @1 at @2=
+Begins node probability entry for Minetest schematics, gets the nodes that have probabilities set, or ends node probability entry=
+select Minetest schematic probability values by punching nodes=
+finished Minetest schematic probability selection=
+currently set node probabilities:=
+invalid node probability given, not saved=
+Clears all objects within the WorldEdit region=
+@1 objects cleared=
+WARNING: this operation could affect up to @1 nodes; type @2 to continue or @3 to cancel=
+Confirm a pending operation=
+no operation pending=
+Abort a pending operation=
+WorldEdit Wand tool@nLeft-click to set 1st position, right-click to set 2nd=

worldedit_commands/locale/worldedit_commands.de.tr

@@ -0,0 +1,164 @@
+# textdomain: worldedit_commands
+##
+# Übersetzungshinweise:
+# node = Block
+# command = Befehl
+# region = Gebiet
+# position 1/2 = Position 1/2
+# schematic = Schematic
+# Der Anwender wird gesiezt.
+# Diese Datei auf Rechtschreibfehler prüfen (unter Linux):
+# sed -rne 's|^.*[^@]=(.*)$|\1|gp' worldedit_commands/locale/worldedit_commands.de.tr | sed -re 's/\b(WorldEdit|Schematic|Minetest)\b/Beispiel/g' | LANG=de_DE.UTF-8 hunspell -L
+##
+Outset the selected region.=Ausgewähltes Gebiet vergrößern.
+Invalid direction: @1=Ungültige Richtung: @1
+Invalid number of arguments=Ungültige Anzahl der Argumente
+Region outset by @1 nodes=Gebiet um @1 Blöcke vergrößert
+Inset the selected region.=Ausgewähltes Gebiet verkleinern.
+Region inset by @1 nodes=Gebiet um @1 Blöcke verkleinert
+Shifts the selection area without moving its contents=Verschiebt das ausgewählte Gebiet ohne dessen Inhalt
+Invalid if looking straight up or down=Nicht zulässig bei gerader Blickrichtung nach unten oder oben
+Region shifted by @1 nodes=Gebiet um @1 Blöcke verschoben
+Expands the selection in the selected absolute or relative axis=Erweitert das Gebiet in Richtung einer absoluten oder relativen Achse
+Region expanded by @1 nodes=Gebiet um @1 Blöcke erweitert
+Contracts the selection in the selected absolute or relative axis=Schrumpft das Gebiet in Richtung einer absoluten oder relativen Achse
+Region contracted by @1 nodes=Gebiet um @1 Blöcke geschrumpft
+Select a cube with side length <size> around position 1 and run <command> on region=Einen Würfel mit Seitenlänge <size> um Position 1 auswählen und <command> auf diesem Gebiet ausführen
+invalid usage: @1 cannot be used with cubeapply=Ungültige Verwendung: @1 kann nicht mit cubeapply verwendet werden
+Missing privileges: @1=Fehlende Privilegien: @1
+Region operations=Gebietsoperationen
+Can use WorldEdit commands=Kann WorldEdit-Befehle benutzen
+no region selected=Kein Gebiet ausgewählt
+no position 1 selected=Keine Position 1 ausgewählt
+invalid usage=Ungültige Verwendung
+ERROR: the operation was cancelled because the region has changed.=FEHLER: Der Vorgang wurde abgebrochen, weil das Gebiet verändert wurde.
+Could not open file "@1"=Konnte die Datei „@1“ nicht öffnen
+Invalid file format!=Ungültiges Dateiformat!
+Schematic was created with a newer version of WorldEdit.=Schematic wurde mit einer neueren Version von WorldEdit erstellt.
+Get information about the WorldEdit mod=Informationen über die WorldEdit-Mod erhalten
+WorldEdit @1 is available on this server. Type @2 to get a list of commands, or find more information at @3=WorldEdit @1 ist auf diesem Server verfügbar. Nutzen Sie @2, um eine Liste der Befehle zu erhalten, oder finden Sie weitere Informationen unter @3
+Get help for WorldEdit commands=Hilfe für WorldEdit-Befehle erhalten
+alias to @1=Alias für @1
+You are not allowed to use any WorldEdit commands.=Ihnen ist nicht erlaubt, WorldEdit-Befehle zu nutzen.
+Available commands: @1@nUse '@2' to get more information, or '@3' to list everything.=Verfügbare Befehle: @1@n„@2“ benutzen, um mehr Informationen zu erhalten, oder „@3“, um alles aufzulisten.
+Available commands:@n=Verfügbare Befehle:@n
+Command not available: =Befehl nicht verfügbar: 
+Enable or disable node inspection=Inspizieren von Blöcken ein- oder ausschalten
+inspector: inspection enabled for @1, currently facing the @2 axis=Inspektur: für @1 aktiviert, aktuell der @2-Achse zugewandt
+inspector: inspection disabled=Inspektur: deaktiviert
+inspector: @1 at @2 (param1@=@3, param2@=@4, received light@=@5) punched facing the @6 axis=Inspektur: @1 bei @2 (param1@=@3, param2@=@4, einfallendes Licht@=@5), der „@6“-Achse zugewandt, gehauen
+Reset the region so that it is empty=Gebiet zurücksetzen, sodass es leer ist
+region reset=Gebiet zurückgesetzt
+Show markers at the region positions=Markierungen bei den Gebietspositionen anzeigen
+region marked=Gebiet markiert
+Hide markers if currently shown=Markierungen verstecken, falls derzeit sichtbar
+region unmarked=Gebiet nicht mehr markiert
+Set WorldEdit region position @1 to the player's location=Position @1 des WorldEdit-Gebiets auf die Position des Spielers setzen
+position @1 set to @2=Position @1 auf @2 gesetzt
+Set WorldEdit region, WorldEdit position 1, or WorldEdit position 2 by punching nodes, or display the current WorldEdit region=WorldEdit-Gebiet, WorldEdit-Position 1 oder WorldEdit-Position 2 durch Schlagen von Blöcken setzen oder aktuelles WorldEdit-Gebiet anzeigen
+unknown subcommand: @1=Unbekannter Unterbefehl: @1
+select positions by punching two nodes=Wählen Sie die Position durch Hauen zweier Blöcke
+select position @1 by punching a node=Wählen Sie Position @1 durch Hauen eines Blocks
+position @1: @2=Position @1: @2
+position @1 not set=Position @1 ist nicht gesetzt
+Set a WorldEdit region position to the position at (<x>, <y>, <z>)=Eine Position des WorldEdit-Gebiets auf (<x>, <y>, <z>) setzen
+Display the volume of the current WorldEdit region=Volumen des aktuellen WorldEdit-Gebiets anzeigen
+current region has a volume of @1 nodes (@2*@3*@4)=Das aktuelle Gebiet hat ein Volumen von @1 Blöcken (@2×@3×@4)
+Remove all MapBlocks (16x16x16) containing the selected area from the map=Alle Kartenblöcke (16×16×16) entfernen, die das gewählte Gebiet enthalten
+Node manipulation=Block-Manipulation
+Area deleted.=Gebiet gelöscht.
+There was an error during deletion of the area.=Während des Löschens des Gebiets trat ein Fehler auf.
+Set the current WorldEdit region to <node>=Das aktuelle WorldEdit-Gebiet mit <node> füllen
+invalid node name: @1=Ungültiger Blockname: @1
+@1 nodes set=@1 Blöcke gesetzt
+Set param2 of all nodes in the current WorldEdit region to <param2>=Den param2 aller Blocke im aktuellen WorldEdit-Gebiet auf <param2> setzen
+Param2 is out of range (must be between 0 and 255 inclusive!)=Param2 muss zwischen 0 und 255 (inklusiv) sein
+@1 nodes altered=@1 Blöcke verändert
+Fill the current WorldEdit region with a random mix of <node1>, ...=Das aktuelle WorldEdit-Gebiet mit einer zufälligen Mischung aus <node1>, … füllen
+invalid search node name: @1=Ungültiger Blockname für die Suche: @1
+invalid replace node name: @1=Ungültiger Blockname für das Ersetzen: @1
+Replace all instances of <search node> with <replace node> in the current WorldEdit region=Alle Vorkommen von <search node> im aktuellen WorldEdit-Gebiet mit <replace node> ersetzen
+@1 nodes replaced=@1 Blöcke ersetzt
+Replace all nodes other than <search node> with <replace node> in the current WorldEdit region=Alle Blöcke außer <search node> im aktuellen WorldEdit-Gebiet mit <replace node> ersetzen
+Add a hollow cube with its ground level centered at WorldEdit position 1 with dimensions <width> x <height> x <length>, composed of <node>.=Einen hohlen Würfel mit der Unterseite zentriert auf WorldEdit-Position 1 setzen, mit den Abmessungen <width>×<height>×<length>, bestehend aus <node>.
+Shapes=Formen
+@1 nodes added=@1 Blöcke hinzugefügt
+Add a cube with its ground level centered at WorldEdit position 1 with dimensions <width> x <height> x <length>, composed of <node>.=Einen Würfel mit der Unterseite zentriert auf WorldEdit-Position 1 setzen, mit den Abmessungen <width>×<height>×<length>, bestehend aus <node>.
+Add hollow sphere centered at WorldEdit position 1 with radius <radius>, composed of <node>=Eine hohle Kugel zentriert auf WorldEdit-Position 1 setzen mit Radius <radius>, bestehend aus <node>
+Add sphere centered at WorldEdit position 1 with radius <radius>, composed of <node>=Eine Kugel zentriert auf WorldEdit-Position 1 setzen mit Radius <radius>, bestehend aus <node>
+Add hollow dome centered at WorldEdit position 1 with radius <radius>, composed of <node>=Eine hohle Kuppel zentriert auf WorldEdit-Position 1 setzen mit Radius <radius>, bestehend aus <node>
+Add dome centered at WorldEdit position 1 with radius <radius>, composed of <node>=Eine Kuppel zentriert auf WorldEdit-Position 1 setzen mit Radius <radius>, bestehend aus <node>
+Add hollow cylinder at WorldEdit position 1 along the given axis with length <length>, base radius <radius1> (and top radius [radius2]), composed of <node>=Einen hohlen Zylinder zentriert auf WorldEdit-Position 1 entlang der gegebenen Achse mit Länge <length>, Bodenradius <radius1> (und oberen Radius [radius2]) setzen, bestehend aus <node>
+Add cylinder at WorldEdit position 1 along the given axis with length <length>, base radius <radius1> (and top radius [radius2]), composed of <node>=Einen Zylinder zentriert auf WorldEdit-Position 1 entlang der gegebenen Achse mit Länge <length>, Bodenradius <radius1> (und oberen Radius [radius2]) setzen, bestehend aus <node>
+Add hollow pyramid centered at WorldEdit position 1 along the given axis with height <height>, composed of <node>=Eine hohle Pyramide zentriert auf WorldEdit-Position 1 entlang der gegebenen Achse mit Länge <height> setzen, bestehend aus <node>
+Add pyramid centered at WorldEdit position 1 along the given axis with height <height>, composed of <node>=Eine Pyramide zentriert auf WorldEdit-Position 1 entlang der gegebenen Achse mit Länge <height> setzen, bestehend aus <node>
+Add spiral centered at WorldEdit position 1 with side length <length>, height <height>, space between walls <space>, composed of <node>=Eine Spirale zentriert auf WorldEdit-Position 1 mit Seitenlänge <length>, Höhe <height>, Wandabstand <space> setzen, bestehend aus <node>
+Copy the current WorldEdit region along the given axis by <amount> nodes=Das aktuelle WorldEdit-Gebiet entlang der gegebenen Achse um <amount> Blöcke kopieren
+Transformations=Transformationen
+@1 nodes copied=@1 Blöcke kopiert
+Move the current WorldEdit region along the given axis by <amount> nodes=Das aktuelle WorldEdit-Gebiet entlang der gegebenen Achse um <amount> Blöcke verschieben
+@1 nodes moved=@1 Blöcke verschoben
+Stack the current WorldEdit region along the given axis <count> times=Das aktuelle WorldEdit-Gebiet entlang der gegebenen Achse <count> mal stapeln
+@1 nodes stacked=@1 Blöcke gestapelt
+Stack the current WorldEdit region <count> times by offset <x>, <y>, <z>=Das aktuelle WorldEdit-Gebiet <count> mal um <x>, <y>, <z> versetzt stapeln
+invalid count: @1=Ungültige Anzahl: @1
+invalid increments: @1=Ungültige Schrittweite: @1
+Scale the current WorldEdit positions and region by a factor of <stretchx>, <stretchy>, <stretchz> along the X, Y, and Z axes, repectively, with position 1 as the origin=Die aktuellen WorldEdit-Positionen und -Region um einen Faktor von <stretchx>, <stretchy>, <stretchz> entlang der X-, Y- und Z-Achsen skalieren, mit Position 1 als Ausgangspunkt
+invalid scaling factors: @1=Ungültige Skalierungsfaktoren: @1
+@1 nodes stretched=@1 Blöcke gestreckt
+Transpose the current WorldEdit region along the given axes=Das aktuelle WorldEdit-Gebiet entlang den gegebenen Achsen transponieren
+invalid usage: axes must be different=Ungültige Verwendung: Achsen müssen verschieden sein
+@1 nodes transposed=@1 Blöcke transponiert
+Flip the current WorldEdit region along the given axis=Das aktuelle WorldEdit-Gebiet entlang der gegebenen Achse spiegeln
+@1 nodes flipped=@1 Blöcke gespiegelt
+Rotate the current WorldEdit region around the given axis by angle <angle> (90 degree increment)=Das aktuelle WorldEdit-Gebiet um der gegebenen Achse um den Winkel <angle> rotieren (90-Grad-Schritte)
+invalid usage: angle must be multiple of 90=Ungültige Verwendung: Winkel muss ein Vielfaches von 90 sein
+@1 nodes rotated=@1 Blöcke rotiert
+Rotate oriented nodes in the current WorldEdit region around the Y axis by angle <angle> (90 degree increment)=Ausgerichtete Blöcke im aktuellen WorldEdit-Gebiet um die Y-Achse mit dem Winkel <angle> rotieren (90-Grad-Schritte)
+@1 nodes oriented=@1 Blöcke ausgerichtet
+Fix the lighting in the current WorldEdit region=Belichtung im aktuellen WorldEdit-Gebiet korrigieren
+@1 nodes updated=@1 Blöcke verändert
+Remove any fluid node within the current WorldEdit region=Alle flüssigen Blöcke im WorldEdit-Gebiet entfernen
+Remove any plant, tree or foliage-like nodes in the selected region=Alle pflanzen-, baum- oder laubähnliche Blöcke im WorldEdit-Gebiet entfernen
+@1 nodes removed=@1 Blöcke entfernt
+Hide all nodes in the current WorldEdit region non-destructively=Alle Blöcke im WorldEdit-Gebiet nicht-destruktiv verstecken
+@1 nodes hidden=@1 Blöcke versteckt
+Suppress all <node> in the current WorldEdit region non-destructively=Alle Blöcke vom Typ <node> in der aktuellen WorldEdit-Region nicht-destruktiv verstecken
+@1 nodes suppressed=@1 Blöcke versteckt
+Highlight <node> in the current WorldEdit region by hiding everything else non-destructively=Alle Blöcke vom Typ <node> im WorldEdit-Gebiet hervorheben, indem alle anderen nicht-destruktiv versteckt werden
+@1 nodes highlighted=@1 Blöcke hervorgehoben
+Restores nodes hidden with WorldEdit in the current WorldEdit region=Stellt die von WorldEdit versteckten Blöcke im aktuellen WorldEdit-Gebiet wieder her
+@1 nodes restored=@1 Blöcke wiederhergestellt
+Warning: The schematic contains excessive free space and WILL be misaligned when allocated or loaded. To avoid this, shrink your area to cover exactly the nodes to be saved.=Warnung: Das Schematic hat überschüssigen freien Platz und WIRD nach dem Laden falsch ausgerichtet sein. Um dies zu vermeiden, verkleinern Sie das Gebiet, sodass es die zu speichernden Blöcke exakt umfasst.
+Save the current WorldEdit region to "(world folder)/schems/<file>.we"=Das aktuelle WorldEdit-Gebiet in „(Weltordner)/schems/<file>.we“ speichern
+Schematics=Schematic
+Disallowed file name: @1=Nicht erlaubter Dateiname: @1
+Could not save file to "@1"=Konnte die Datei nicht unter „@1“ speichern
+@1 nodes saved=@1 Blöcke gespeichert
+Set the region defined by nodes from "(world folder)/schems/<file>.we" as the current WorldEdit region=Das aktuelle WorldEdit-Gebiet anhand der Blöcke in „(Weltordner)/schems/<file>.we“ setzen
+Schematic empty, nothing allocated=Schematic leer, nichts reserviert
+@1 nodes allocated=@1 Blöcke reserviert
+Load nodes from "(world folder)/schems/<file>[.we[m]]" with position 1 of the current WorldEdit region as the origin=Blöcke aus „(Weltordner)/schems/<file>[.we[m]]“ mit Position 1 als Ausgangspunkt laden
+Loading failed!=Laden fehlgeschlagen!
+@1 nodes loaded=@1 Blöcke geladen
+Executes <code> as a Lua chunk in the global namespace=<code> als einen Lua-Chunk im globalen Namensraum ausführen
+Code=Code
+Executes <code> as a Lua chunk in the global namespace with the variable pos available, for each node in the current WorldEdit region=Führt <code> als einen Lua-Chunk im globalen Namensraum aus, wobei die Variable pos verfügbar ist, für jeden Block im aktuellen WorldEdit-Gebiet
+Save the current WorldEdit region using the Minetest Schematic format to "(world folder)/schems/<filename>.mts"=Das aktuelle WorldEdit-Gebiet als Minetest-Schematic in „(Weltordner)/schems/<filename>.mts“ speichern
+Failed to create Minetest schematic=Konnte Minetest-Schematic nicht erstellen
+Saved Minetest schematic to @1=Minetest-Schematic in @1 gespeichert
+Load nodes from "(world folder)/schems/<file>.mts" with position 1 of the current WorldEdit region as the origin=Blöcke aus „(Weltordner)/schems/<file>.mts“ mit Position 1 des aktuellen WorldEdit-Gebiets als Ausgangspunkt laden
+failed to place Minetest schematic=Konnte Minetest-Schematic nicht platzieren
+placed Minetest schematic @1 at @2=Minetest-Schematic @1 bei @2 platziert
+Begins node probability entry for Minetest schematics, gets the nodes that have probabilities set, or ends node probability entry=Startet die Eingabe von Block-Wahrscheinlichkeiten für Minetest-Schematics, holt die Blöcke, welche Wahrscheinlichkeiten gesetzt haben, oder beendet die Eingabe von Block-Wahrscheinlichkeiten
+select Minetest schematic probability values by punching nodes=Minetest-Schematic-Wahrscheinlichkeitswerte mit Hauen eingeben
+finished Minetest schematic probability selection=Minetest-Schematic-Wahrscheinlichkeitsauswahl abgeschlossen
+currently set node probabilities:=Momentan gesetzte Block-Wahrscheinlichkeiten:
+invalid node probability given, not saved=Ungültige Block-Wahrscheinlichkeit übergeben, nicht gespeichert
+Clears all objects within the WorldEdit region=Löscht alle Objekte innerhalb des WorldEdit-Gebiets
+@1 objects cleared=@1 Objekte gelöscht
+WARNING: this operation could affect up to @1 nodes; type @2 to continue or @3 to cancel=WARNUNG: Dieser Vorgang könnte bis zu @1 Blöcke betreffen; @2 zum Fortfahren oder @3 zum Abbrechen
+Confirm a pending operation=Einen ausstehenden Vorgang bestätigen
+no operation pending=Kein Vorgang ausstehend
+Abort a pending operation=Einen ausstehenden Vorgang abbrechen
+WorldEdit Wand tool@nLeft-click to set 1st position, right-click to set 2nd=WorldEdit-Zauberstab@nSetzen der 1. Position mit Linksklick, der 2. mit Rechtsklick

worldedit_commands/locale/worldedit_commands.ru.tr

@@ -0,0 +1,155 @@
+# textdomain: worldedit_commands
+
+### init.lua ###
+Can use WorldEdit commands=Возможность редактировать мир с помощью команд WorldEdit
+
+no region selected=не выделен регион
+no position 1 selected=не установлена позиция региона 1
+invalid usage=не верное использование команды
+Could not open file "@1"=Не удаётся открыть файл "@1"
+Invalid file format!=Не верный формат файла!
+Schematic was created with a newer version of WorldEdit.=Схема была создана с использованием более новой версии WorldEdit.
+
+Get information about the WorldEdit mod=Вывести информацию о WorldEdit
+WorldEdit @1 is available on this server. Type @2 to get a list of commands, or get more information at @3=WorldEdit @1 доступен на этом сервере. Наберите команду @2 чтобы увидеть список команд, больше информации по ссылке @3
+Get help for WorldEdit commands=Вывести информацию об использовании команд WorldEdit
+You are not allowed to use any WorldEdit commands.=У вас нет привилегий, чтобы использовать команды WorldEdit.
+Available commands: @1@nUse '@2' to get more information, or '@3' to list everything.=Доступные команды: @1@nИспользуйте '@2' для получения информации по команде или '@3' для вывода подсказок по всем командам.
+Available commands:@n=Доступные команды:@n
+Command not available: =Команда не найдена:
+Enable or disable node inspection=Включить/отключить инспекцию блоков
+inspector: inspection enabled for @1, currently facing the @2 axis=inspector: инспекция включена для @1, текущий взор в направлении оси @2
+inspector: inspection disabled=inspector: инспекция отключена
+inspector: @1 at @2 (param1@=@3, param2@=@4, received light@=@5) punched facing the @6 axis=inspector: @1 в @2 (param1@=@3, param2@=@4, received light@=@5) ударен по поверхности @6
+Reset the region so that it is empty=Сбросить выделение области
+region reset=регион сброшен
+Show markers at the region positions=Отобразить маркеры выделенной области
+region marked=маркеры отображены
+Hide markers if currently shown=Скрыть маркеры выделенной области
+region unmarked=маркеры скрыты
+Set WorldEdit region position @1 to the player's location=Установить маркер @1 для WorldEdit-региона в месте нахождения игрока
+Set WorldEdit region, WorldEdit position 1, or WorldEdit position 2 by punching nodes, or display the current WorldEdit region=Выделить WorldEdit-регион или установить маркеры для WorldEdit-региона, либо отобразить уже выбранную область
+unknown subcommand: @1=неизвестная подкоманда: @1
+select positions by punching two nodes=выберите позиции, ударив по блокам
+select position @1 by punching a node=выберите позицию @1, ударив по блоку
+position @1: @2=позиция @1: @2
+position @1 not set=позиция @1 не установлена
+Set a WorldEdit region position to the position at (<x>, <y>, <z>)=Установить маркер для WorldEdit в позиции (<x>, <y>, <z>)
+position @1 set to @2=позиция @1 установлена в @2
+Display the volume of the current WorldEdit region=Вывести информацию об объёме текущей выделенной области WorldEdit (кол-во нод, размеры)
+current region has a volume of @1 nodes (@2*@3*@4)=текущий регион имеет объем @1 нод (@2*@3*@4)
+Remove all MapBlocks (16x16x16) containing the selected area from the map=Удалить MapBlocks (16x16x16), содержащие выбранную область
+Area deleted.=Область удалена.
+There was an error during deletion of the area.=Что-то пошло не так при удалении области.
+Set the current WorldEdit region to <node>=Заполнить выбранный WorldEdit-регион указанным типом блоков
+invalid node name: @1=неверное название блока: @1
+@1 nodes set=@1 блок(а/ов) установленно
+Set param2 of all nodes in the current WorldEdit region to <param2>=Проставить param2 для всех блоков в текущем WorldEdit-регионе
+Param2 is out of range (must be between 0 and 255 inclusive!)=Значение param2 должно быть от 0 до 255 (включительно!)
+@1 nodes altered=изменено @1 блок(а/ов)
+Fill the current WorldEdit region with a random mix of <node1>, ...=Заполнить выбранный WorldEdit-регион смесью указанных типов блоков
+invalid search node name: @1=неверное название блока-поиска: @1
+invalid replace node name: @1=неверное название блока-замены: @1
+Replace all instances of <search node> with <replace node> in the current WorldEdit region=Заменить все блоки <search node> на <replace node> в выбранной WorldEdit-области
+@1 nodes replaced=заменено @1 нод(а/ы)
+Replace all nodes other than <search node> with <replace node> in the current WorldEdit region=Заменить все блоки, кроме <search node>, на <replace node> в выбранной WorldEdit-области
+Add a hollow cube with its ground level centered at WorldEdit position 1 with dimensions <width> x <height> x <length>, composed of <node>.=Установить полый куб с центром нижней грани в позиции 1 и указанными размерами, состоящий из блоков <node>.
+@1 nodes added=добавлен(о) @1 блок(а/ов)
+Add a cube with its ground level centered at WorldEdit position 1 with dimensions <width> x <height> x <length>, composed of <node>.=Установить куб с центром нижней грани в позиции 1 и указанными размерами, состоящий из блоков <node>.
+Add hollow sphere centered at WorldEdit position 1 with radius <radius>, composed of <node>=Установить полую сферу с центром в WorldEdit-позиции 1 радиусом <radius>, состоящую из блоков <node>
+Add sphere centered at WorldEdit position 1 with radius <radius>, composed of <node>=Установить сферу с центром в WorldEdit-позиции 1 радиусом <radius>, состоящую из блоков <node>
+Add hollow dome centered at WorldEdit position 1 with radius <radius>, composed of <node>=Установить полый купол с центром в WorldEdit-позиции 1 радиусом <radius>, состоящий из блоков <node>
+Add dome centered at WorldEdit position 1 with radius <radius>, composed of <node>=Установить купол с центром в WorldEdit-позиции 1 радиусом <radius>, состоящий из блоков <node>
+Add hollow cylinder at WorldEdit position 1 along the given axis with length <length>, base radius <radius1> (and top radius [radius2]), composed of <node>=Установить полый цилиндр вдоль указанной оси, с центром в позиции 1, высотой/длинной <length>, с радиусом основания <radius> (и радиусом вершины [radius 2]), состоящий из блоков <node>
+Add cylinder at WorldEdit position 1 along the given axis with length <length>, base radius <radius1> (and top radius [radius2]), composed of <node>=Установить цилиндр вдоль указанной оси, с центром в позиции 1, высотой/длинной <length>, с радиусом основания <radius> (и радиусом вершины [radius 2]), состоящий из блоков <node>
+Add hollow pyramid centered at WorldEdit position 1 along the given axis with height <height>, composed of <node>=Установить полую пирамиду вдоль указанной оси, с центром в WorldEdit-позиции 1 высотой <height>, состоящую из блоков <node>
+Add pyramid centered at WorldEdit position 1 along the given axis with height <height>, composed of <node>=Установить пирамиду вдоль указанной оси, с центром в WorldEdit-позиции 1 высотой <height>, состоящую из блоков <node>
+Add spiral centered at WorldEdit position 1 with side length <length>, height <height>, space between walls <space>, composed of <node>=Установить спираль с центром в WorldEdit-позиции 1 шириной <length>, высотой <height> и с расстоянием между витками <space>, состоящую из блоков <node>
+Copy the current WorldEdit region along the given axis by <amount> nodes=Копировать текущий WorldEdit-регион со смещением вдоль указанной оси (x/y/z) на <amount> блоков
+@1 nodes copied=скопировано @1 нод(а/ы)
+Move the current WorldEdit region along the given axis by <amount> nodes=Переместить текущий WorldEdit-регион вдоль указанной оси (x/y/z) на <amount> блоков
+@1 nodes moved=перемещено @1 нод(а/ы)
+Stack the current WorldEdit region along the given axis <count> times=Размножить текущий WorldEdit-регион вдоль указанной оси <count> раз
+@1 nodes stacked=размножено @1 нод(а/ы)
+Stack the current WorldEdit region <count> times by offset <x>, <y>, <z>=Размножить текущий WorldEdit-регион <count> раз с шагом <x>, <y>, <z> по соответствующим осям
+invalid count: @1=неверное количество: @1
+invalid increments: @1=неверные приращения(шаг)
+Scale the current WorldEdit positions and region by a factor of <stretchx>, <stretchy>, <stretchz> along the X, Y, and Z axes, repectively, with position 1 as the origin=Масштабировать текущий WorldEdit-регион с коэффициентами <stretchx>, <stretchy>, <stretchz> вдоль осей X, Y и Z, используя WorldEdit-позицию 1 в качестве точки отсчёта
+invalid scaling factors: @1=неверные коэффициенты масштабирования: @1
+@1 nodes stretched=масштабировано @1 нод(а/ы)
+Transpose the current WorldEdit region along the given axes=Транспонировать текущий WorldEdit-регион по заданным осям.
+invalid usage: axes must be different=недопустимое использование: оси должны быть разными
+@1 nodes transposed=транспонировано @1 нод(а/ы)
+Flip the current WorldEdit region along the given axis=Перевернуть/Отразить текущий WorldEdit-регион вдоль указанной оси
+@1 nodes flipped=отражено @1 нод(а/ы)
+Rotate the current WorldEdit region around the given axis by angle <angle> (90 degree increment)=Повернуть текущий WorldEdit-регион вокруг оси <axis> на угол <angle> (шаг - 90 градусов)
+invalid usage: angle must be multiple of 90=недопустимое использование: угол должен быть кратен 90
+@1 nodes rotated=повёрнуто @1 нод(а/ы)
+Rotate oriented nodes in the current WorldEdit region around the Y axis by angle <angle> (90 degree increment)=Повернуть блоки в текущем WorldEdit-регионе вокруг оси Y на угол <angle> (шаг - 90 градусов)
+@1 nodes oriented=повёрнуто @1 нод(а/ы)
+Fix the lighting in the current WorldEdit region=Исправить освещение в текущем WorldEdit-регионе
+@1 nodes updated=обновлено @1 нод(а/ы)
+Remove any fluid node within the current WorldEdit region=Удалить любые жидкости в текущем WorldEdit-регионе
+Remove any plant, tree or foliage-like nodes in the selected region=Удалить любые растения, деревья или листье-подобные ноды в текущем WorldEdit-регионе
+@1 nodes removed=удалено @1 нод(а/ы)
+Hide all nodes in the current WorldEdit region non-destructively=Скрыть узлы текущего WorldEdit-региона, не удаляя их
+@1 nodes hidden=скрыто @1 нод(а/ы)
+Suppress all <node> in the current WorldEdit region non-destructively=Скрыть все блоки <node> в текущем WorldEdit-регионе, не удаляя их
+@1 nodes suppressed=скрыто @1 нод(а/ы)
+Highlight <node> in the current WorldEdit region by hiding everything else non-destructively=Скрыть все блоки, кроме <node>, в текущем WorldEdit-регионе, не удаляя их
+@1 nodes highlighted="подсвечено" @1 нод(а/ы)
+Restores nodes hidden with WorldEdit in the current WorldEdit region=Восстановить скрытые WorldEdit'ом узлы в текущем WorldEdit-регионе
+@1 nodes restored=восстановлено @1 нод(а/ы)
+Warning: The schematic contains excessive free space and WILL be misaligned when allocated or loaded. To avoid this, shrink your area to cover exactly the nodes to be saved.=Предупреждение: Схема содержит слишком много свободного места и будет смещена при размещении или загрузке. Чтобы избежать этого, уменьшите область так, чтобы она охватывала именно те узлы, которые необходимо сохранить.
+Save the current WorldEdit region to "(world folder)/schems/<file>.we"=Сохранить текущий WorldEdit-регион в файл "(world folder)/schems/<file>.we"
+Disallowed file name: @1=Недопустимое имя файла: @1
+Could not save file to "@1"=Не удалось сохранить файл в "@1"
+@1 nodes saved=сохранено @1 нод(а/ы)
+Set the region defined by nodes from "(world folder)/schems/<file>.we" as the current WorldEdit region=Выделить область, определённую узлами из "(world folder)/schems/<file>.we", как текущий WorldEdit-регион
+Schematic empty, nothing allocated=Схема пуста, ничего не выделено
+@1 nodes allocated=выделено @1 нод(а/ы)
+Load nodes from "(world folder)/schems/<file>[.we[m]]" with position 1 of the current WorldEdit region as the origin=Загрузить регион из "(world folder)/schems/<file>[.we[m]]" с WorldEdit-позицией 1 в качестве точки отсчёта
+Loading failed!=Не удалось загрузить!
+@1 nodes loaded=загружено @1 нод(а/ы)
+Executes <code> as a Lua chunk in the global namespace=Выполнить <code> как Lua-код в глобальном пространстве имён
+Executes <code> as a Lua chunk in the global namespace with the variable pos available, for each node in the current WorldEdit region=Выполнить <code> как Lua-код в глобальном пространстве имён, с доступом к переменным позиций для каждого блока в текущем WordEdit-регионе
+Save the current WorldEdit region using the Minetest Schematic format to "(world folder)/schems/<filename>.mts"=Сохранить текущий WorldEdit-регион с использованием сжатия в формат Minetest Schematic в файл "(world folder)/schems/<filename>.mts"
+Failed to create Minetest schematic=Не удалось создать Minetest-схему
+Saved Minetest schematic to @1=Minetest-схема сохранена в @1
+Load nodes from "(world folder)/schems/<file>.mts" with position 1 of the current WorldEdit region as the origin=Загрузить блоки из "(world folder)/schems/<file>.mts" с WorldEdit-позицией 1 в качестве точки отсчёта
+failed to place Minetest schematic=не удалось загрузить Minetest-схему
+placed Minetest schematic @1 at @2=Minetest-схема @1 загружена в @2
+Begins node probability entry for Minetest schematics, gets the nodes that have probabilities set, or ends node probability entry=Начать запись вероятностей для Minetest Schematic, ударяя по блокам, закончить запись вероятностей или вывести уже записанные вероятности
+select Minetest schematic probability values by punching nodes=выберите значения вероятностей для Minetest-схемы, ударя по нодам
+finished Minetest schematic probability selection=выбор вероятностей для Minetest-схемы завершен
+currently set node probabilities:=заданные вероятности нод на данный момент:
+invalid node probability given, not saved=недопустимая вероятность ноды, не сохранена
+Clears all objects within the WorldEdit region=Очистить все объекты в текущем WorldEdit-регионе
+@1 objects cleared=очищено @1 объектов
+
+### safe.lua ###
+WARNING: this operation could affect up to @1 nodes; type @2 to continue or @3 to cancel=ПРЕДУПРЕЖДЕНИЕ: эта операция может затронуть до @1 нод; введите @2 для продолжения или @3 для отмены
+Confirm a pending operation=Подтвердить отложенную операцию
+no operation pending=нет ожидающей операции
+Abort a pending operation=Отклонить отложенную операцию
+
+### cuboid.lua ###
+Outset the selected region.=Расширить выделение региона.
+Invalid direction: @1=Недопустимое направление: @1
+Invalid number of arguments=Недопустимое количество аргументов
+Region outset by @1 nodes=Регион расширен на @1 нод(у/ы)
+Inset the selected region.=Сузить выделение региона.
+Region inset by @1 nodes=Регион сужен на @1 нод(у/ы)
+Shifts the selection area without moving its contents=Сдвинуть выделение региона без перемещения его содержимого
+Invalid if looking straight up or down=Недопустимо, если смотреть прямо вверх или вниз
+Region shifted by @1 nodes=Регион сдвинут на @1 нод(у/ы)
+Expands the selection in the selected absolute or relative axis=Увеличить выделение региона по выбранной абсолютной или относительной оси
+Region expanded by @1 nodes=Регион увеличен на @1 нод(у/ы)
+Contracts the selection in the selected absolute or relative axis=Уменьшить выделение региона по выбранной абсолютной или относительной оси
+Region contracted by @1 nodes=Регион уменьшен на @1 нод(у/ы)
+Select a cube with side length <size> around position 1 and run <command> on region=Выделить куб с длиной стороны <size> вокруг позиции 1 и запустите <команду> в области
+invalid usage: @1 cannot be used with cubeapply=недопустимое использование: @1 не может быть применено в cubeapply
+Missing privileges: @1=Отсутствуют привилегии: @1
+
+### wand.lua ###
+WorldEdit Wand tool@nLeft-click to set 1st position, right-click to set 2nd=Инструмент WorldEdit Wand@nЛевая кнопка мыши, чтобы установить 1-ю позицию, правая кнопка мыши, чтобы установить 2-ю

worldedit_commands/manipulations.lua

@@ -0,0 +1,366 @@
+local S = minetest.get_translator("worldedit_commands")
+
+local function check_region(name)
+	return worldedit.volume(worldedit.pos1[name], worldedit.pos2[name])
+end
+
+
+worldedit.register_command("deleteblocks", {
+	params = "",
+	description = S("Remove all MapBlocks (16x16x16) containing the selected area from the map"),
+	category = S("Node manipulation"),
+	privs = {worldedit=true},
+	require_pos = 2,
+	nodes_needed = check_region,
+	func = function(name)
+		local pos1, pos2 = worldedit.pos1[name], worldedit.pos2[name]
+		local success = minetest.delete_area(pos1, pos2)
+		if success then
+			return true, S("Area deleted.")
+		else
+			return false, S("There was an error during deletion of the area.")
+		end
+	end,
+})
+
+worldedit.register_command("clearobjects", {
+	params = "",
+	description = S("Clears all objects within the WorldEdit region"),
+	category = S("Node manipulation"), -- not really, but it doesn't fit anywhere else
+	privs = {worldedit=true},
+	require_pos = 2,
+	nodes_needed = check_region,
+	func = function(name)
+		local count = worldedit.clear_objects(worldedit.pos1[name], worldedit.pos2[name])
+		return true, S("@1 objects cleared", count)
+	end,
+})
+
+worldedit.register_command("set", {
+	params = "<node>",
+	description = S("Set the current WorldEdit region to <node>"),
+	category = S("Node manipulation"),
+	privs = {worldedit=true},
+	require_pos = 2,
+	parse = function(param)
+		local node = worldedit.normalize_nodename(param)
+		if not node then
+			return false, S("invalid node name: @1", param)
+		end
+		return true, node
+	end,
+	nodes_needed = check_region,
+	func = function(name, node)
+		local count = worldedit.set(worldedit.pos1[name], worldedit.pos2[name], node)
+		return true, S("@1 nodes set", count)
+	end,
+})
+
+worldedit.register_command("param2", {
+	params = "<param2>",
+	description = S("Set param2 of all nodes in the current WorldEdit region to <param2>"),
+	category = S("Node manipulation"),
+	privs = {worldedit=true},
+	require_pos = 2,
+	parse = function(param)
+		local param2 = tonumber(param)
+		if not param2 then
+			return false
+		elseif param2 < 0 or param2 > 255 then
+			return false, S("Param2 is out of range (must be between 0 and 255 inclusive!)")
+		end
+		return true, param2
+	end,
+	nodes_needed = check_region,
+	func = function(name, param2)
+		local count = worldedit.set_param2(worldedit.pos1[name], worldedit.pos2[name], param2)
+		return true, S("@1 nodes altered", count)
+	end,
+})
+
+worldedit.register_command("mix", {
+	params = "<node1> [count1] <node2> [count2] ...",
+	description = S("Fill the current WorldEdit region with a random mix of <node1>, ..."),
+	category = S("Node manipulation"),
+	privs = {worldedit=true},
+	require_pos = 2,
+	parse = function(param)
+		local nodes = {}
+		for nodename in param:gmatch("[^%s]+") do
+			if tonumber(nodename) ~= nil and #nodes > 0 then
+				local last_node = nodes[#nodes]
+				for i = 1, tonumber(nodename) do
+					nodes[#nodes + 1] = last_node
+				end
+			else
+				local node = worldedit.normalize_nodename(nodename)
+				if not node then
+					return false, S("invalid node name: @1", nodename)
+				end
+				nodes[#nodes + 1] = node
+			end
+		end
+		if #nodes == 0 then
+			return false
+		end
+		return true, nodes
+	end,
+	nodes_needed = check_region,
+	func = function(name, nodes)
+		local pos1, pos2 = worldedit.pos1[name], worldedit.pos2[name]
+		local count = worldedit.set(pos1, pos2, nodes)
+		return true, S("@1 nodes set", count)
+	end,
+})
+
+local check_replace = function(param)
+	local found, _, searchnode, replacenode = param:find("^([^%s]+)%s+(.+)$")
+	if found == nil then
+		return false
+	end
+	local newsearchnode = worldedit.normalize_nodename(searchnode)
+	if not newsearchnode then
+		return false, S("invalid search node name: @1", searchnode)
+	end
+	local newreplacenode = worldedit.normalize_nodename(replacenode)
+	if not newreplacenode then
+		return false, S("invalid replace node name: @1", replacenode)
+	end
+	return true, newsearchnode, newreplacenode
+end
+
+worldedit.register_command("replace", {
+	params = "<search node> <replace node>",
+	description = S("Replace all instances of <search node> with <replace node> in the current WorldEdit region"),
+	category = S("Node manipulation"),
+	privs = {worldedit=true},
+	require_pos = 2,
+	parse = check_replace,
+	nodes_needed = check_region,
+	func = function(name, search_node, replace_node)
+		local count = worldedit.replace(worldedit.pos1[name], worldedit.pos2[name],
+				search_node, replace_node)
+		return true, S("@1 nodes replaced", count)
+	end,
+})
+
+worldedit.register_command("replaceinverse", {
+	params = "<search node> <replace node>",
+	description = S("Replace all nodes other than <search node> with <replace node> in the current WorldEdit region"),
+	category = S("Node manipulation"),
+	privs = {worldedit=true},
+	require_pos = 2,
+	parse = check_replace,
+	nodes_needed = check_region,
+	func = function(name, search_node, replace_node)
+		local count = worldedit.replace(worldedit.pos1[name], worldedit.pos2[name],
+				search_node, replace_node, true)
+		return true, S("@1 nodes replaced", count)
+	end,
+})
+
+worldedit.register_command("fixlight", {
+	params = "",
+	description = S("Fix the lighting in the current WorldEdit region"),
+	category = S("Node manipulation"),
+	privs = {worldedit=true},
+	require_pos = 2,
+	nodes_needed = check_region,
+	func = function(name)
+		local count = worldedit.fixlight(worldedit.pos1[name], worldedit.pos2[name])
+		return true, S("@1 nodes updated", count)
+	end,
+})
+
+local drain_cache
+
+local function drain(pos1, pos2)
+	if drain_cache == nil then
+		drain_cache = {}
+		for name, d in pairs(minetest.registered_nodes) do
+			if d.drawtype == "liquid" or d.drawtype == "flowingliquid" then
+				drain_cache[name] = true
+			end
+		end
+	end
+
+	pos1, pos2 = worldedit.sort_pos(pos1, pos2)
+	local count = 0
+
+	local get_node, remove_node = minetest.get_node, minetest.remove_node
+	for x = pos1.x, pos2.x do
+	for y = pos1.y, pos2.y do
+	for z = pos1.z, pos2.z do
+		local p = vector.new(x, y, z)
+		local n = get_node(p).name
+		if drain_cache[n] then
+			remove_node(p)
+			count = count + 1
+		end
+	end
+	end
+	end
+	return count
+end
+
+worldedit.register_command("drain", {
+	params = "",
+	description = S("Remove any fluid node within the current WorldEdit region"),
+	category = S("Node manipulation"),
+	privs = {worldedit=true},
+	require_pos = 2,
+	nodes_needed = check_region,
+	func = function(name)
+		local count = drain(worldedit.pos1[name], worldedit.pos2[name])
+		return true, S("@1 nodes updated", count)
+	end,
+})
+
+local clearcut_cache
+
+local function clearcut(pos1, pos2)
+	-- decide which nodes we consider plants
+	if clearcut_cache == nil then
+		clearcut_cache = {}
+		for name, def in pairs(minetest.registered_nodes) do
+			local groups = def.groups or {}
+			if (
+				-- the groups say so
+				groups.flower or groups.grass or groups.flora or groups.plant or
+				groups.leaves or groups.tree or groups.leafdecay or groups.sapling or
+				-- drawtype heuristic
+				(def.is_ground_content and def.buildable_to and
+					(def.sunlight_propagates or not def.walkable)
+					and def.drawtype == "plantlike") or
+				-- if it's flammable, it probably needs to go too
+				(def.is_ground_content and not def.walkable and groups.flammable)
+			) then
+				clearcut_cache[name] = true
+			end
+		end
+	end
+	local plants = clearcut_cache
+
+	local count = 0
+	local prev, any
+
+	local get_node, remove_node = minetest.get_node, minetest.remove_node
+	for x = pos1.x, pos2.x do
+	for z = pos1.z, pos2.z do
+		prev = false
+		any = false
+		-- first pass: remove floating nodes that would be left over
+		for y = pos1.y, pos2.y do
+			local pos = vector.new(x, y, z)
+			local n = get_node(pos).name
+			if plants[n] then
+				prev = true
+				any = true
+			elseif prev then
+				local def = minetest.registered_nodes[n] or {}
+				local groups = def.groups or {}
+				if groups.attached_node or (def.buildable_to and groups.falling_node) then
+					remove_node(pos)
+					count = count + 1
+				else
+					prev = false
+				end
+			end
+		end
+
+		-- second pass: remove plants, top-to-bottom to avoid item drops
+		if any then
+			for y = pos2.y, pos1.y, -1 do
+				local pos = vector.new(x, y, z)
+				local n = get_node(pos).name
+				if plants[n] then
+					remove_node(pos)
+					count = count + 1
+				end
+			end
+		end
+	end
+	end
+
+	return count
+end
+
+worldedit.register_command("clearcut", {
+	params = "",
+	description = S("Remove any plant, tree or foliage-like nodes in the selected region"),
+	category = S("Node manipulation"),
+	privs = {worldedit=true},
+	require_pos = 2,
+	nodes_needed = check_region,
+	func = function(name)
+		local pos1, pos2 = worldedit.sort_pos(worldedit.pos1[name], worldedit.pos2[name])
+		local count = clearcut(pos1, pos2)
+		return true, S("@1 nodes removed", count)
+	end,
+})
+
+worldedit.register_command("hide", {
+	params = "",
+	description = S("Hide all nodes in the current WorldEdit region non-destructively"),
+	category = S("Node manipulation"),
+	privs = {worldedit=true},
+	require_pos = 2,
+	nodes_needed = check_region,
+	func = function(name)
+		local count = worldedit.hide(worldedit.pos1[name], worldedit.pos2[name])
+		return true, S("@1 nodes hidden", count)
+	end,
+})
+
+worldedit.register_command("suppress", {
+	params = "<node>",
+	description = S("Suppress all <node> in the current WorldEdit region non-destructively"),
+	category = S("Node manipulation"),
+	privs = {worldedit=true},
+	require_pos = 2,
+	parse = function(param)
+		local node = worldedit.normalize_nodename(param)
+		if not node then
+			return false, S("invalid node name: @1", param)
+		end
+		return true, node
+	end,
+	nodes_needed = check_region,
+	func = function(name, node)
+		local count = worldedit.suppress(worldedit.pos1[name], worldedit.pos2[name], node)
+		return true, S("@1 nodes suppressed", count)
+	end,
+})
+
+worldedit.register_command("highlight", {
+	params = "<node>",
+	description = S("Highlight <node> in the current WorldEdit region by hiding everything else non-destructively"),
+	category = S("Node manipulation"),
+	privs = {worldedit=true},
+	require_pos = 2,
+	parse = function(param)
+		local node = worldedit.normalize_nodename(param)
+		if not node then
+			return false, S("invalid node name: @1", param)
+		end
+		return true, node
+	end,
+	nodes_needed = check_region,
+	func = function(name, node)
+		local count = worldedit.highlight(worldedit.pos1[name], worldedit.pos2[name], node)
+		return true, S("@1 nodes highlighted", count)
+	end,
+})
+
+worldedit.register_command("restore", {
+	params = "",
+	description = S("Restores nodes hidden with WorldEdit in the current WorldEdit region"),
+	category = S("Node manipulation"),
+	privs = {worldedit=true},
+	require_pos = 2,
+	nodes_needed = check_region,
+	func = function(name)
+		local count = worldedit.restore(worldedit.pos1[name], worldedit.pos2[name])
+		return true, S("@1 nodes restored", count)
+	end,
+})

worldedit_commands/marker.lua

@@ -6,16 +6,14 @@ local init_sentinel = "new" .. tostring(math.random(99999))
 
 --marks worldedit region position 1
 worldedit.mark_pos1 = function(name, region_too)
-	local pos1, pos2 = worldedit.pos1[name], worldedit.pos2[name]
+	local pos1 = worldedit.pos1[name]
 
 	if worldedit.marker1[name] ~= nil then --marker already exists
 		worldedit.marker1[name]:remove() --remove marker
 		worldedit.marker1[name] = nil
 	end
 	if pos1 ~= nil then
-		--make area stay loaded
-		local manip = minetest.get_voxel_manip()
-		manip:read_from_map(pos1, pos1)
+		worldedit.keep_loaded(pos1, pos1)
 
 		--add marker
 		worldedit.marker1[name] = minetest.add_entity(pos1, "worldedit:pos1", init_sentinel)
@@ -30,16 +28,14 @@ end
 
 --marks worldedit region position 2
 worldedit.mark_pos2 = function(name, region_too)
-	local pos1, pos2 = worldedit.pos1[name], worldedit.pos2[name]
+	local pos2 = worldedit.pos2[name]
 
 	if worldedit.marker2[name] ~= nil then --marker already exists
 		worldedit.marker2[name]:remove() --remove marker
 		worldedit.marker2[name] = nil
 	end
 	if pos2 ~= nil then
-		--make area stay loaded
-		local manip = minetest.get_voxel_manip()
-		manip:read_from_map(pos2, pos2)
+		worldedit.keep_loaded(pos2, pos2)
 
 		--add marker
 		worldedit.marker2[name] = minetest.add_entity(pos2, "worldedit:pos2", init_sentinel)
@@ -77,15 +73,14 @@ worldedit.mark_region = function(name)
 		local thickness = 0.2
 		local sizex, sizey, sizez = (1 + pos2.x - pos1.x) / 2, (1 + pos2.y - pos1.y) / 2, (1 + pos2.z - pos1.z) / 2
 
-		--make area stay loaded
-		local manip = minetest.get_voxel_manip()
-		manip:read_from_map(pos1, pos2)
+		-- TODO maybe we could skip this actually?
+		worldedit.keep_loaded(pos1, pos2)
 
 		local markers = {}
 
 		--XY plane markers
 		for _, z in ipairs({pos1.z - 0.5, pos2.z + 0.5}) do
-			local entpos = {x=pos1.x + sizex - 0.5, y=pos1.y + sizey - 0.5, z=z}
+			local entpos = vector.new(pos1.x + sizex - 0.5, pos1.y + sizey - 0.5, z)
 			local marker = minetest.add_entity(entpos, "worldedit:region_cube", init_sentinel)
 			if marker ~= nil then
 				marker:set_properties({
@@ -99,7 +94,7 @@ worldedit.mark_region = function(name)
 
 		--YZ plane markers
 		for _, x in ipairs({pos1.x - 0.5, pos2.x + 0.5}) do
-			local entpos = {x=x, y=pos1.y + sizey - 0.5, z=pos1.z + sizez - 0.5}
+			local entpos = vector.new(x, pos1.y + sizey - 0.5, pos1.z + sizez - 0.5)
 			local marker = minetest.add_entity(entpos, "worldedit:region_cube", init_sentinel)
 			if marker ~= nil then
 				marker:set_properties({

worldedit_commands/nodename.lua

@@ -0,0 +1,85 @@
+-- Strips any kind of escape codes (translation, colors) from a string
+-- https://github.com/minetest/minetest/blob/53dd7819277c53954d1298dfffa5287c306db8d0/src/util/string.cpp#L777
+local function strip_escapes(input)
+	local s = function(idx) return input:sub(idx, idx) end
+	local out = ""
+	local i = 1
+	while i <= #input do
+		if s(i) == "\027" then -- escape sequence
+			i = i + 1
+			if s(i) == "(" then -- enclosed
+				i = i + 1
+				while i <= #input and s(i) ~= ")" do
+					if s(i) == "\\" then
+						i = i + 2
+					else
+						i = i + 1
+					end
+				end
+			end
+		else
+			out = out .. s(i)
+		end
+		i = i + 1
+	end
+	--print(("%q -> %q"):format(input, out))
+	return out
+end
+
+local function string_endswith(full, part)
+	return full:find(part, 1, true) == #full - #part + 1
+end
+
+local description_cache = nil
+
+-- normalizes node "description" `nodename`, returning a string (or nil)
+worldedit.normalize_nodename = function(nodename)
+	nodename = nodename:gsub("^%s*(.-)%s*$", "%1") -- strip spaces
+	if nodename == "" then return nil end
+
+	local fullname = ItemStack({name=nodename}):get_name() -- resolve aliases
+	if minetest.registered_nodes[fullname] or fullname == "air" then -- full name
+		return fullname
+	end
+	nodename = nodename:lower()
+
+	for key, _ in pairs(minetest.registered_nodes) do
+		if string_endswith(key:lower(), ":" .. nodename) then -- matches name (w/o mod part)
+			return key
+		end
+	end
+
+	if description_cache == nil then
+		-- cache stripped descriptions
+		description_cache = {}
+		for key, value in pairs(minetest.registered_nodes) do
+			local desc = strip_escapes(value.description):gsub("\n.*", "", 1):lower()
+			if desc ~= "" then
+				description_cache[key] = desc
+			end
+		end
+	end
+
+	for key, desc in pairs(description_cache) do
+		if desc == nodename then -- matches description
+			return key
+		end
+	end
+	for key, desc in pairs(description_cache) do
+		if desc == nodename .. " block" then
+			-- fuzzy description match (e.g. "Steel" == "Steel Block")
+			return key
+		end
+	end
+
+	local match = nil
+	for key, value in pairs(description_cache) do
+		if value:find(nodename, 1, true) ~= nil then
+			if match ~= nil then
+				return nil
+			end
+			match = key -- substring description match (only if no ambiguities)
+		end
+	end
+	return match
+end

worldedit_commands/primitives.lua

@@ -0,0 +1,276 @@
+local S = minetest.get_translator("worldedit_commands")
+
+
+local check_cube = function(param)
+	local found, _, w, h, l, nodename = param:find("^(%d+)%s+(%d+)%s+(%d+)%s+(.+)$")
+	if found == nil then
+		return false
+	end
+	local node = worldedit.normalize_nodename(nodename)
+	if not node then
+		return false, S("invalid node name: @1", nodename)
+	end
+	return true, tonumber(w), tonumber(h), tonumber(l), node
+end
+
+worldedit.register_command("hollowcube", {
+	params = "<width> <height> <length> <node>",
+	description = S("Add a hollow cube with its ground level centered at WorldEdit position 1 with dimensions <width> x <height> x <length>, composed of <node>."),
+	category = S("Shapes"),
+	privs = {worldedit=true},
+	require_pos = 1,
+	parse = check_cube,
+	nodes_needed = function(name, w, h, l, node)
+		return w * h * l
+	end,
+	func = function(name, w, h, l, node)
+		local count = worldedit.cube(worldedit.pos1[name], w, h, l, node, true)
+		return true, S("@1 nodes added", count)
+	end,
+})
+
+worldedit.register_command("cube", {
+	params = "<width> <height> <length> <node>",
+	description = S("Add a cube with its ground level centered at WorldEdit position 1 with dimensions <width> x <height> x <length>, composed of <node>."),
+	category = S("Shapes"),
+	privs = {worldedit=true},
+	require_pos = 1,
+	parse = check_cube,
+	nodes_needed = function(name, w, h, l, node)
+		return w * h * l
+	end,
+	func = function(name, w, h, l, node)
+		local count = worldedit.cube(worldedit.pos1[name], w, h, l, node)
+		return true, S("@1 nodes added", count)
+	end,
+})
+
+local check_sphere = function(param)
+	local found, _, radius, nodename = param:find("^(%d+)%s+(.+)$")
+	if found == nil then
+		return false
+	end
+	local node = worldedit.normalize_nodename(nodename)
+	if not node then
+		return false, S("invalid node name: @1", nodename)
+	end
+	return true, tonumber(radius), node
+end
+
+worldedit.register_command("hollowsphere", {
+	params = "<radius> <node>",
+	description = S("Add hollow sphere centered at WorldEdit position 1 with radius <radius>, composed of <node>"),
+	category = S("Shapes"),
+	privs = {worldedit=true},
+	require_pos = 1,
+	parse = check_sphere,
+	nodes_needed = function(name, radius, node)
+		return math.ceil((4 * math.pi * (radius ^ 3)) / 3) --volume of sphere
+	end,
+	func = function(name, radius, node)
+		local count = worldedit.sphere(worldedit.pos1[name], radius, node, true)
+		return true, S("@1 nodes added", count)
+	end,
+})
+
+worldedit.register_command("sphere", {
+	params = "<radius> <node>",
+	description = S("Add sphere centered at WorldEdit position 1 with radius <radius>, composed of <node>"),
+	category = S("Shapes"),
+	privs = {worldedit=true},
+	require_pos = 1,
+	parse = check_sphere,
+	nodes_needed = function(name, radius, node)
+		return math.ceil((4 * math.pi * (radius ^ 3)) / 3) --volume of sphere
+	end,
+	func = function(name, radius, node)
+		local count = worldedit.sphere(worldedit.pos1[name], radius, node)
+		return true, S("@1 nodes added", count)
+	end,
+})
+
+local check_dome = function(param)
+	local found, _, radius, nodename = param:find("^(%d+)%s+(.+)$")
+	if found == nil then
+		return false
+	end
+	local node = worldedit.normalize_nodename(nodename)
+	if not node then
+		return false, S("invalid node name: @1", nodename)
+	end
+	return true, tonumber(radius), node
+end
+
+worldedit.register_command("hollowdome", {
+	params = "<radius> <node>",
+	description = S("Add hollow dome centered at WorldEdit position 1 with radius <radius>, composed of <node>"),
+	category = S("Shapes"),
+	privs = {worldedit=true},
+	require_pos = 1,
+	parse = check_dome,
+	nodes_needed = function(name, radius, node)
+		return math.ceil((2 * math.pi * (radius ^ 3)) / 3) --volume of dome
+	end,
+	func = function(name, radius, node)
+		local count = worldedit.dome(worldedit.pos1[name], radius, node, true)
+		return true, S("@1 nodes added", count)
+	end,
+})
+
+worldedit.register_command("dome", {
+	params = "<radius> <node>",
+	description = S("Add dome centered at WorldEdit position 1 with radius <radius>, composed of <node>"),
+	category = S("Shapes"),
+	privs = {worldedit=true},
+	require_pos = 1,
+	parse = check_dome,
+	nodes_needed = function(name, radius, node)
+		return math.ceil((2 * math.pi * (radius ^ 3)) / 3) --volume of dome
+	end,
+	func = function(name, radius, node)
+		local count = worldedit.dome(worldedit.pos1[name], radius, node)
+		return true, S("@1 nodes added", count)
+	end,
+})
+
+local check_cylinder = function(param)
+	-- two radii
+	local found, _, axis, length, radius1, radius2, nodename = param:find("^([xyz%?])%s+([+-]?%d+)%s+(%d+)%s+(%d+)%s+(.+)$")
+	if found == nil then
+		-- single radius
+		found, _, axis, length, radius1, nodename = param:find("^([xyz%?])%s+([+-]?%d+)%s+(%d+)%s+(.+)$")
+		radius2 = radius1
+	end
+	if found == nil then
+		return false
+	end
+	local node = worldedit.normalize_nodename(nodename)
+	if not node then
+		return false, S("invalid node name: @1", nodename)
+	end
+	return true, axis, tonumber(length), tonumber(radius1), tonumber(radius2), node
+end
+
+worldedit.register_command("hollowcylinder", {
+	params = "x/y/z/? <length> <radius1> [radius2] <node>",
+	description = S("Add hollow cylinder at WorldEdit position 1 along the given axis with length <length>, base radius <radius1> (and top radius [radius2]), composed of <node>"),
+	category = S("Shapes"),
+	privs = {worldedit=true},
+	require_pos = 1,
+	parse = check_cylinder,
+	nodes_needed = function(name, axis, length, radius1, radius2, node)
+		local radius = math.max(radius1, radius2)
+		return math.ceil(math.pi * (radius ^ 2) * length)
+	end,
+	func = function(name, axis, length, radius1, radius2, node)
+		if axis == "?" then
+			local sign
+			axis, sign = worldedit.player_axis(name)
+			length = length * sign
+		end
+		local count = worldedit.cylinder(worldedit.pos1[name], axis, length, radius1, radius2, node, true)
+		return true, S("@1 nodes added", count)
+	end,
+})
+
+worldedit.register_command("cylinder", {
+	params = "x/y/z/? <length> <radius1> [radius2] <node>",
+	description = S("Add cylinder at WorldEdit position 1 along the given axis with length <length>, base radius <radius1> (and top radius [radius2]), composed of <node>"),
+	category = S("Shapes"),
+	privs = {worldedit=true},
+	require_pos = 1,
+	parse = check_cylinder,
+	nodes_needed = function(name, axis, length, radius1, radius2, node)
+		local radius = math.max(radius1, radius2)
+		return math.ceil(math.pi * (radius ^ 2) * length)
+	end,
+	func = function(name, axis, length, radius1, radius2, node)
+		if axis == "?" then
+			local sign
+			axis, sign = worldedit.player_axis(name)
+			length = length * sign
+		end
+		local count = worldedit.cylinder(worldedit.pos1[name], axis, length, radius1, radius2, node)
+		return true, S("@1 nodes added", count)
+	end,
+})
+
+local check_pyramid = function(param)
+	local found, _, axis, height, nodename = param:find("^([xyz%?])%s+([+-]?%d+)%s+(.+)$")
+	if found == nil then
+		return false
+	end
+	local node = worldedit.normalize_nodename(nodename)
+	if not node then
+		return false, S("invalid node name: @1", nodename)
+	end
+	return true, axis, tonumber(height), node
+end
+
+worldedit.register_command("hollowpyramid", {
+	params = "x/y/z/? <height> <node>",
+	description = S("Add hollow pyramid centered at WorldEdit position 1 along the given axis with height <height>, composed of <node>"),
+	category = S("Shapes"),
+	privs = {worldedit=true},
+	require_pos = 1,
+	parse = check_pyramid,
+	nodes_needed = function(name, axis, height, node)
+		return math.ceil(((height * 2 + 1) ^ 2) * height / 3)
+	end,
+	func = function(name, axis, height, node)
+		if axis == "?" then
+			local sign
+			axis, sign = worldedit.player_axis(name)
+			height = height * sign
+		end
+		local count = worldedit.pyramid(worldedit.pos1[name], axis, height, node, true)
+		return true, S("@1 nodes added", count)
+	end,
+})
+
+worldedit.register_command("pyramid", {
+	params = "x/y/z/? <height> <node>",
+	description = S("Add pyramid centered at WorldEdit position 1 along the given axis with height <height>, composed of <node>"),
+	category = S("Shapes"),
+	privs = {worldedit=true},
+	require_pos = 1,
+	parse = check_pyramid,
+	nodes_needed = function(name, axis, height, node)
+		return math.ceil(((height * 2 + 1) ^ 2) * height / 3)
+	end,
+	func = function(name, axis, height, node)
+		if axis == "?" then
+			local sign
+			axis, sign = worldedit.player_axis(name)
+			height = height * sign
+		end
+		local count = worldedit.pyramid(worldedit.pos1[name], axis, height, node)
+		return true, S("@1 nodes added", count)
+	end,
+})
+
+worldedit.register_command("spiral", {
+	params = "<length> <height> <space> <node>",
+	description = S("Add spiral centered at WorldEdit position 1 with side length <length>, height <height>, space between walls <space>, composed of <node>"),
+	category = S("Shapes"),
+	privs = {worldedit=true},
+	require_pos = 1,
+	parse = function(param)
+		local found, _, length, height, space, nodename = param:find("^(%d+)%s+(%d+)%s+(%d+)%s+(.+)$")
+		if found == nil then
+			return false
+		end
+		local node = worldedit.normalize_nodename(nodename)
+		if not node then
+			return false, S("invalid node name: @1", nodename)
+		end
+		return true, tonumber(length), tonumber(height), tonumber(space), node
+	end,
+	nodes_needed = function(name, length, height, space, node)
+		return (length + space) * height -- TODO: this is not the upper bound
+	end,
+	func = function(name, length, height, space, node)
+		local count = worldedit.spiral(worldedit.pos1[name], length, height, space, node)
+		return true, S("@1 nodes added", count)
+	end,
+})

worldedit_commands/region.lua

@@ -0,0 +1,234 @@
+local S = minetest.get_translator("worldedit_commands")
+
+worldedit.set_pos = {}
+worldedit.inspect = {}
+
+
+worldedit.register_command("inspect", {
+	params = "[on/off/1/0/true/false/yes/no/enable/disable]",
+	description = S("Enable or disable node inspection"),
+	privs = {worldedit=true},
+	parse = function(param)
+		if param == "on" or param == "1" or param == "true" or param == "yes" or param == "enable" or param == "" then
+			return true, true
+		elseif param == "off" or param == "0" or param == "false" or param == "no" or param == "disable" then
+			return true, false
+		end
+		return false
+	end,
+	func = function(name, enable)
+		if enable then
+			worldedit.inspect[name] = true
+			local axis, sign = worldedit.player_axis(name)
+			worldedit.player_notify(name, S(
+				"inspector: inspection enabled for @1, currently facing the @2 axis",
+				name,
+				axis .. (sign > 0 and "+" or "-")
+			), "info")
+		else
+			worldedit.inspect[name] = nil
+			worldedit.player_notify(name, S("inspector: inspection disabled"), "info")
+		end
+	end,
+})
+
+local VEC_6DIRS = {
+	vector.new( 1, 0, 0),
+	vector.new(-1, 0, 0),
+	vector.new( 0, 1, 0),
+	vector.new( 0,-1, 0),
+	vector.new( 0, 0, 1),
+	vector.new( 0, 0,-1),
+}
+local function get_node_rlight(pos)
+	local ret = 0
+	for _, v in ipairs(VEC_6DIRS) do
+		ret = math.max(ret, minetest.get_node_light(vector.add(pos, v)))
+	end
+	return ret
+end
+
+minetest.register_on_punchnode(function(pos, node, puncher)
+	local name = puncher:get_player_name()
+	if worldedit.inspect[name] then
+		local axis, sign = worldedit.player_axis(name)
+		local message = S(
+			"inspector: @1 at @2 (param1=@3, param2=@4, received light=@5) punched facing the @6 axis",
+			node.name,
+			minetest.pos_to_string(pos),
+			node.param1,
+			node.param2,
+			get_node_rlight(pos),
+			axis .. (sign > 0 and "+" or "-")
+		)
+		worldedit.player_notify(name, message, "info")
+	end
+end)
+
+
+worldedit.register_command("mark", {
+	params = "",
+	description = S("Show markers at the region positions"),
+	category = S("Region operations"),
+	privs = {worldedit=true},
+	func = function(name)
+		worldedit.marker_update(name)
+		return true, S("region marked")
+	end,
+})
+
+worldedit.register_command("unmark", {
+	params = "",
+	description = S("Hide markers if currently shown"),
+	category = S("Region operations"),
+	privs = {worldedit=true},
+	func = function(name)
+		local pos1, pos2 = worldedit.pos1[name], worldedit.pos2[name]
+		worldedit.pos1[name] = nil
+		worldedit.pos2[name] = nil
+		worldedit.marker_update(name)
+		worldedit.pos1[name] = pos1
+		worldedit.pos2[name] = pos2
+		return true, S("region unmarked")
+	end,
+})
+
+local function set_pos1(name, pos)
+	assert(pos)
+	worldedit.pos1[name] = pos
+	worldedit.mark_pos1(name)
+	worldedit.player_notify(name, S("position @1 set to @2", 1, minetest.pos_to_string(pos)), "ok")
+end
+
+local function set_pos2(name, pos)
+	assert(pos)
+	worldedit.pos2[name] = pos
+	worldedit.mark_pos2(name)
+	worldedit.player_notify(name, S("position @1 set to @2", 2, minetest.pos_to_string(pos)), "ok")
+end
+
+worldedit.register_command("pos1", {
+	params = "",
+	description = S("Set WorldEdit region position @1 to the player's location", 1),
+	category = S("Region operations"),
+	privs = {worldedit=true},
+	func = function(name)
+		local player = minetest.get_player_by_name(name)
+		if not player then return end
+		set_pos1(name, vector.round(player:get_pos()))
+	end,
+})
+
+worldedit.register_command("pos2", {
+	params = "",
+	description = S("Set WorldEdit region position @1 to the player's location", 2),
+	category = S("Region operations"),
+	privs = {worldedit=true},
+	func = function(name)
+		local player = minetest.get_player_by_name(name)
+		if not player then return end
+		set_pos2(name, vector.round(player:get_pos()))
+	end,
+})
+
+worldedit.register_command("p", {
+	params = "set/set1/set2/get",
+	description = S("Set WorldEdit region, WorldEdit position 1, or WorldEdit position 2 by punching nodes, or display the current WorldEdit region"),
+	category = S("Region operations"),
+	privs = {worldedit=true},
+	parse = function(param)
+		if param == "set" or param == "set1" or param == "set2" or param == "get" then
+			return true, param
+		end
+		return false, S("unknown subcommand: @1", param)
+	end,
+	func = function(name, param)
+		local msg
+		if param == "set" then --set both WorldEdit positions
+			worldedit.set_pos[name] = "pos1"
+			msg = S("select positions by punching two nodes")
+		elseif param == "set1" then --set WorldEdit position 1
+			worldedit.set_pos[name] = "pos1only"
+			msg = S("select position @1 by punching a node", 1)
+		elseif param == "set2" then --set WorldEdit position 2
+			worldedit.set_pos[name] = "pos2"
+			msg = S("select position @1 by punching a node", 2)
+		elseif param == "get" then --display current WorldEdit positions
+			if worldedit.pos1[name] ~= nil then
+				msg = S("position @1: @2", 1, minetest.pos_to_string(worldedit.pos1[name]))
+			else
+				msg = S("position @1 not set", 1)
+			end
+			msg = msg .. "\n"
+			if worldedit.pos2[name] ~= nil then
+				msg = msg .. S("position @1: @2", 2, minetest.pos_to_string(worldedit.pos2[name]))
+			else
+				msg = msg .. S("position @1 not set", 2)
+			end
+		end
+		if msg then
+			worldedit.player_notify(name, msg, "info")
+		end
+	end,
+})
+
+worldedit.register_command("fixedpos", {
+	params = "set1/set2 <x> <y> <z>",
+	description = S("Set a WorldEdit region position to the position at (<x>, <y>, <z>)"),
+	category = S("Region operations"),
+	privs = {worldedit=true},
+	parse = function(param)
+		local found, _, flag, x, y, z = param:find("^(set[12])%s+([+-]?%d+)%s+([+-]?%d+)%s+([+-]?%d+)$")
+		if found == nil then
+			return false
+		end
+		return true, flag, vector.new(tonumber(x), tonumber(y), tonumber(z))
+	end,
+	func = function(name, flag, pos)
+		if flag == "set1" then
+			set_pos1(name, pos)
+		else --flag == "set2"
+			set_pos2(name, pos)
+		end
+	end,
+})
+
+minetest.register_on_punchnode(function(pos, node, puncher)
+	local name = puncher:get_player_name()
+	if name ~= "" and worldedit.set_pos[name] ~= nil then --currently setting position
+		if worldedit.set_pos[name] == "pos1" then --setting position 1
+			set_pos1(name, pos)
+			worldedit.set_pos[name] = "pos2" --set position 2 on the next invocation
+		elseif worldedit.set_pos[name] == "pos1only" then --setting position 1 only
+			set_pos1(name, pos)
+			worldedit.set_pos[name] = nil --finished setting positions
+		elseif worldedit.set_pos[name] == "pos2" then --setting position 2
+			set_pos2(name, pos)
+			worldedit.set_pos[name] = nil --finished setting positions
+		elseif worldedit.set_pos[name] == "prob" then --setting Minetest schematic node probabilities
+			worldedit.prob_pos[name] = pos
+			minetest.show_formspec(name, "prob_val_enter", "field[text;;]")
+		end
+	end
+end)
+
+worldedit.register_command("volume", {
+	params = "",
+	description = S("Display the volume of the current WorldEdit region"),
+	category = S("Region operations"),
+	privs = {worldedit=true},
+	require_pos = 2,
+	func = function(name)
+		local pos1, pos2 = worldedit.pos1[name], worldedit.pos2[name]
+
+		local volume = worldedit.volume(pos1, pos2)
+		local abs = math.abs
+		worldedit.player_notify(name, S(
+			"current region has a volume of @1 nodes (@2*@3*@4)",
+			volume,
+			abs(pos2.x - pos1.x) + 1,
+			abs(pos2.y - pos1.y) + 1,
+			abs(pos2.z - pos1.z) + 1
+		), "info")
+	end,
+})

worldedit_commands/safe.lua

@@ -1,15 +1,30 @@
+local S = minetest.get_translator("worldedit_commands")
+
+local safe_region_limit = tonumber(minetest.settings:get("worldedit_safe_region_limit") or "20000")
+
 local safe_region_callback = {}
 
 --`count` is the number of nodes that would possibly be modified
 --`callback` is a callback to run when the user confirms
 local function safe_region(name, count, callback)
-	if count < 20000 then
+	if safe_region_limit <= 0 or count < safe_region_limit then
 		return callback()
 	end
 
 	-- save callback to call later
 	safe_region_callback[name] = callback
-	worldedit.player_notify(name, "WARNING: this operation could affect up to " .. count .. " nodes; type //y to continue or //n to cancel")
+
+	local count_str = tostring(count)
+	-- highlight millions, 1 mln <=> 100x100x100 cube
+	if #count_str > 6 then
+		count_str = minetest.colorize("#f33", count_str:sub(1, -7)) .. count_str:sub(-6, -1)
+	end
+
+	local yes_cmd = minetest.colorize("#00ffff", "//y")
+	local no_cmd = minetest.colorize("#00ffff", "//n")
+	local msg = S("WARNING: this operation could affect up to @1 nodes; type @2 to continue or @3 to cancel",
+		count_str, yes_cmd, no_cmd)
+	worldedit.player_notify(name, msg, "info")
 end
 
 local function reset_pending(name)
@@ -18,11 +33,11 @@ end
 
 minetest.register_chatcommand("/y", {
 	params = "",
-	description = "Confirm a pending operation",
+	description = S("Confirm a pending operation"),
 	func = function(name)
 		local callback = safe_region_callback[name]
 		if not callback then
-			worldedit.player_notify(name, "no operation pending")
+			worldedit.player_notify(name, S("no operation pending"), "error")
 			return
 		end
 
@@ -33,10 +48,10 @@ minetest.register_chatcommand("/y", {
 
 minetest.register_chatcommand("/n", {
 	params = "",
-	description = "Abort a pending operation",
+	description = S("Abort a pending operation"),
 	func = function(name)
 		if not safe_region_callback[name] then
-			worldedit.player_notify(name, "no operation pending")
+			worldedit.player_notify(name, S("no operation pending"), "error")
 			return
 		end
 

worldedit_commands/schematics.lua

@@ -0,0 +1,284 @@
+local S = minetest.get_translator("worldedit_commands")
+
+worldedit.prob_pos = {}
+worldedit.prob_list = {}
+
+local function check_region(name)
+	return worldedit.volume(worldedit.pos1[name], worldedit.pos2[name])
+end
+
+local function check_filename(name)
+	return name:find("^[%w%s%^&'@{}%[%],%$=!%-#%(%)%%%.%+~_]+$") ~= nil
+end
+
+local function open_schematic(name, param)
+	-- find the file in the world path
+	local testpaths = {
+		minetest.get_worldpath() .. "/schems/" .. param,
+		minetest.get_worldpath() .. "/schems/" .. param .. ".we",
+		minetest.get_worldpath() .. "/schems/" .. param .. ".wem",
+	}
+	local file, err
+	for index, path in ipairs(testpaths) do
+		file, err = io.open(path, "rb")
+		if not err then
+			break
+		end
+	end
+	if err then
+		worldedit.player_notify(name, S("Could not open file \"@1\"", param), "error")
+		return
+	end
+	local value = file:read("*a")
+	file:close()
+
+	local version = worldedit.read_header(value)
+	if version == nil or version == 0 then
+		worldedit.player_notify(name, S("Invalid file format!"), "error")
+		return
+	elseif version > worldedit.LATEST_SERIALIZATION_VERSION then
+		worldedit.player_notify(name, S("Schematic was created with a newer version of WorldEdit."), "error")
+		return
+	end
+
+	return value
+end
+
+local function detect_misaligned_schematic(name, pos1, pos2)
+	pos1 = worldedit.sort_pos(pos1, pos2)
+	-- Check that allocate/save can position the schematic correctly
+	-- The expected behaviour is that the (0,0,0) corner of the schematic stays
+	-- at pos1, this only works when the minimum position is actually present
+	-- in the schematic.
+	local node = minetest.get_node(pos1)
+	local have_node_at_origin = node.name ~= "air" and node.name ~= "ignore"
+	if not have_node_at_origin then
+		worldedit.player_notify(name,
+			S("Warning: The schematic contains excessive free space and WILL be "..
+			"misaligned when allocated or loaded. To avoid this, shrink your "..
+			"area to cover exactly the nodes to be saved.")
+		)
+	end
+end
+
+
+worldedit.register_command("save", {
+	params = "<file>",
+	description = S("Save the current WorldEdit region to \"(world folder)/schems/<file>.we\""),
+	category = S("Schematics"),
+	privs = {worldedit=true},
+	require_pos = 2,
+	parse = function(param)
+		if param == "" then
+			return false
+		end
+		if not check_filename(param) then
+			return false, S("Disallowed file name: @1", param)
+		end
+		return true, param
+	end,
+	nodes_needed = check_region,
+	func = function(name, param)
+		local result, count = worldedit.serialize(worldedit.pos1[name],
+				worldedit.pos2[name])
+		detect_misaligned_schematic(name, worldedit.pos1[name], worldedit.pos2[name])
+
+		local path = minetest.get_worldpath() .. "/schems"
+		-- Create directory if it does not already exist
+		minetest.mkdir(path)
+
+		local filename = path .. "/" .. param .. ".we"
+		local file, err = io.open(filename, "wb")
+		if err ~= nil then
+			return false, S("Could not save file to \"@1\"", filename)
+		end
+		file:write(result)
+		file:flush()
+		file:close()
+
+		return true, S("@1 nodes saved", count)
+	end,
+})
+
+worldedit.register_command("allocate", {
+	params = "<file>",
+	description = S("Set the region defined by nodes from \"(world folder)/schems/<file>.we\" as the current WorldEdit region"),
+	category = S("Schematics"),
+	privs = {worldedit=true},
+	require_pos = 1,
+	parse = function(param)
+		if param == "" then
+			return false
+		end
+		if not check_filename(param) then
+			return false, S("Disallowed file name: @1", param)
+		end
+		return true, param
+	end,
+	func = function(name, param)
+		local pos = worldedit.pos1[name]
+
+		local value = open_schematic(name, param)
+		if not value then
+			return false
+		end
+
+		local nodepos1, nodepos2, count = worldedit.allocate(pos, value)
+		if not nodepos1 then
+			return false, S("Schematic empty, nothing allocated")
+		end
+
+		worldedit.pos1[name] = nodepos1
+		worldedit.pos2[name] = nodepos2
+		worldedit.marker_update(name)
+
+		return true, S("@1 nodes allocated", count)
+	end,
+})
+
+worldedit.register_command("load", {
+	params = "<file>",
+	description = S("Load nodes from \"(world folder)/schems/<file>[.we[m]]\" with position 1 of the current WorldEdit region as the origin"),
+	category = S("Schematics"),
+	privs = {worldedit=true},
+	require_pos = 1,
+	parse = function(param)
+		if param == "" then
+			return false
+		end
+		if not check_filename(param) then
+			return false, S("Disallowed file name: @1", param)
+		end
+		return true, param
+	end,
+	func = function(name, param)
+		local pos = worldedit.pos1[name]
+
+		local value = open_schematic(name, param)
+		if not value then
+			return false
+		end
+
+		local count = worldedit.deserialize(pos, value)
+		if count == nil then
+			return false, S("Loading failed!")
+		end
+		return true, S("@1 nodes loaded", count)
+	end,
+})
+
+
+worldedit.register_command("mtschemcreate", {
+	params = "<file>",
+	description = S("Save the current WorldEdit region using the Minetest "..
+		"Schematic format to \"(world folder)/schems/<filename>.mts\""),
+	category = S("Schematics"),
+	privs = {worldedit=true},
+	require_pos = 2,
+	parse = function(param)
+		if param == "" then
+			return false
+		end
+		if not check_filename(param) then
+			return false, S("Disallowed file name: @1", param)
+		end
+		return true, param
+	end,
+	nodes_needed = check_region,
+	func = function(name, param)
+		local path = minetest.get_worldpath() .. "/schems"
+		-- Create directory if it does not already exist
+		minetest.mkdir(path)
+
+		local filename = path .. "/" .. param .. ".mts"
+		local ret = minetest.create_schematic(worldedit.pos1[name],
+				worldedit.pos2[name], worldedit.prob_list[name],
+				filename)
+		worldedit.prob_list[name] = {}
+		if ret == nil then
+			return false, S("Failed to create Minetest schematic")
+		end
+		return true, S("Saved Minetest schematic to @1", param)
+	end,
+})
+
+worldedit.register_command("mtschemplace", {
+	params = "<file>",
+	description = S("Load nodes from \"(world folder)/schems/<file>.mts\" with position 1 of the current WorldEdit region as the origin"),
+	category = S("Schematics"),
+	privs = {worldedit=true},
+	require_pos = 1,
+	parse = function(param)
+		local found, _, filename, rotation = param:find("^(.+)%s+([012789]+)$")
+		if found == nil then
+			filename = param
+		elseif rotation ~= "0" and rotation ~= "90" and rotation ~= "180" and rotation ~= "270" then
+			return false, S("Invalid rotation: @1", rotation)
+		end
+		if not check_filename(filename) then
+			return false, S("Disallowed file name: @1", filename)
+		end
+		return true, filename, rotation
+	end,
+	func = function(name, filename, rotation)
+		local pos = worldedit.pos1[name]
+
+		local path = minetest.get_worldpath() .. "/schems/" .. filename .. ".mts"
+		if minetest.place_schematic(pos, path, rotation) == nil then
+			return false, S("failed to place Minetest schematic")
+		end
+		return true, S("placed Minetest schematic @1 at @2",
+			filename, minetest.pos_to_string(pos))
+	end,
+})
+
+worldedit.register_command("mtschemprob", {
+	params = "start/finish/get",
+	description = S("Begins node probability entry for Minetest schematics, gets the nodes that have probabilities set, or ends node probability entry"),
+	category = S("Schematics"),
+	privs = {worldedit=true},
+	parse = function(param)
+		if param ~= "start" and param ~= "finish" and param ~= "get" then
+			return false, S("unknown subcommand: @1", param)
+		end
+		return true, param
+	end,
+	func = function(name, param)
+		if param == "start" then --start probability setting
+			worldedit.set_pos[name] = "prob"
+			worldedit.prob_list[name] = {}
+			worldedit.player_notify(name, S("select Minetest schematic probability values by punching nodes"), "info")
+		elseif param == "finish" then --finish probability setting
+			worldedit.set_pos[name] = nil
+			worldedit.player_notify(name, S("finished Minetest schematic probability selection"), "info")
+		elseif param == "get" then --get all nodes that had probabilities set on them
+			local text = ""
+			local problist = worldedit.prob_list[name]
+			if problist == nil then
+				return
+			end
+			for k,v in pairs(problist) do
+				local prob = math.floor(((v.prob / 256) * 100) * 100 + 0.5) / 100
+				text = text .. minetest.pos_to_string(v.pos) .. ": " .. prob .. "% | "
+			end
+			worldedit.player_notify(name, S("currently set node probabilities:") .. "\n" .. text, "info")
+		end
+	end,
+})
+
+minetest.register_on_player_receive_fields(function(player, formname, fields)
+	if formname == "prob_val_enter" then
+		local name = player:get_player_name()
+		local problist = worldedit.prob_list[name]
+		if problist == nil then
+			return
+		end
+		local e = {pos=worldedit.prob_pos[name], prob=tonumber(fields.text)}
+		if e.pos == nil or e.prob == nil or e.prob < 0 or e.prob > 256 then
+			worldedit.player_notify(name, S("invalid node probability given, not saved"), "error")
+			return
+		end
+		problist[#problist+1] = e
+	end
+end)
+

worldedit_commands/transform.lua

@@ -0,0 +1,269 @@
+local S = minetest.get_translator("worldedit_commands")
+
+local function check_region(name)
+	return worldedit.volume(worldedit.pos1[name], worldedit.pos2[name])
+end
+
+
+worldedit.register_command("copy", {
+	params = "x/y/z/? <amount>",
+	description = S("Copy the current WorldEdit region along the given axis by <amount> nodes"),
+	category = S("Transformations"),
+	privs = {worldedit=true},
+	require_pos = 2,
+	parse = function(param)
+		local found, _, axis, amount = param:find("^([xyz%?])%s+([+-]?%d+)$")
+		if found == nil then
+			return false
+		end
+		return true, axis, tonumber(amount)
+	end,
+	nodes_needed = function(name, axis, amount)
+		return check_region(name) * 2
+	end,
+	func = function(name, axis, amount)
+		if axis == "?" then
+			local sign
+			axis, sign = worldedit.player_axis(name)
+			amount = amount * sign
+		end
+
+		local count = worldedit.copy(worldedit.pos1[name], worldedit.pos2[name], axis, amount)
+		return true, S("@1 nodes copied", count)
+	end,
+})
+
+worldedit.register_command("move", {
+	params = "x/y/z/? <amount>",
+	description = S("Move the current WorldEdit region along the given axis by <amount> nodes"),
+	category = S("Transformations"),
+	privs = {worldedit=true},
+	require_pos = 2,
+	parse = function(param)
+		local found, _, axis, amount = param:find("^([xyz%?])%s+([+-]?%d+)$")
+		if found == nil then
+			return false
+		end
+		return true, axis, tonumber(amount)
+	end,
+	nodes_needed = function(name, axis, amount)
+		return check_region(name) * 2
+	end,
+	func = function(name, axis, amount)
+		if axis == "?" then
+			local sign
+			axis, sign = worldedit.player_axis(name)
+			amount = amount * sign
+		end
+
+		local pos1, pos2 = worldedit.pos1[name], worldedit.pos2[name]
+		local count = worldedit.move(pos1, pos2, axis, amount)
+
+		pos1[axis] = pos1[axis] + amount
+		pos2[axis] = pos2[axis] + amount
+		worldedit.marker_update(name)
+		return true, S("@1 nodes moved", count)
+	end,
+})
+
+worldedit.register_command("stack", {
+	params = "x/y/z/? <count>",
+	description = S("Stack the current WorldEdit region along the given axis <count> times"),
+	category = S("Transformations"),
+	privs = {worldedit=true},
+	require_pos = 2,
+	parse = function(param)
+		local found, _, axis, repetitions = param:find("^([xyz%?])%s+([+-]?%d+)$")
+		if found == nil then
+			return false
+		end
+		return true, axis, tonumber(repetitions)
+	end,
+	nodes_needed = function(name, axis, repetitions)
+		return check_region(name) * math.abs(repetitions)
+	end,
+	func = function(name, axis, repetitions)
+		if axis == "?" then
+			local sign
+			axis, sign = worldedit.player_axis(name)
+			repetitions = repetitions * sign
+		end
+
+		local pos1, pos2 = worldedit.pos1[name], worldedit.pos2[name]
+		local count = worldedit.volume(pos1, pos2) * math.abs(repetitions)
+		worldedit.stack(pos1, pos2, axis, repetitions, function()
+			worldedit.player_notify(name, S("@1 nodes stacked", count), "ok")
+		end)
+	end,
+})
+
+worldedit.register_command("stack2", {
+	params = "<count> <x> <y> <z>",
+	description = S("Stack the current WorldEdit region <count> times by offset <x>, <y>, <z>"),
+	category = S("Transformations"),
+	privs = {worldedit=true},
+	require_pos = 2,
+	parse = function(param)
+		local repetitions, incs = param:match("(%d+)%s*(.+)")
+		if repetitions == nil then
+			return false, S("invalid count: @1", param)
+		end
+		local x, y, z = incs:match("([+-]?%d+) ([+-]?%d+) ([+-]?%d+)")
+		if x == nil then
+			return false, S("invalid increments: @1", param)
+		end
+
+		return true, tonumber(repetitions), vector.new(tonumber(x), tonumber(y), tonumber(z))
+	end,
+	nodes_needed = function(name, repetitions, offset)
+		return check_region(name) * repetitions
+	end,
+	func = function(name, repetitions, offset)
+		local pos1, pos2 = worldedit.pos1[name], worldedit.pos2[name]
+		local count = worldedit.volume(pos1, pos2) * repetitions
+		worldedit.stack2(pos1, pos2, offset, repetitions, function()
+			worldedit.player_notify(name, S("@1 nodes stacked", count), "ok")
+		end)
+	end,
+})
+
+worldedit.register_command("stretch", {
+	params = "<stretchx> <stretchy> <stretchz>",
+	description = S("Scale the current WorldEdit positions and region by a factor of <stretchx>, <stretchy>, <stretchz> along the X, Y, and Z axes, repectively, with position 1 as the origin"),
+	category = S("Transformations"),
+	privs = {worldedit=true},
+	require_pos = 2,
+	parse = function(param)
+		local found, _, stretchx, stretchy, stretchz = param:find("^(%d+)%s+(%d+)%s+(%d+)$")
+		if found == nil then
+			return false
+		end
+		stretchx, stretchy, stretchz = tonumber(stretchx), tonumber(stretchy), tonumber(stretchz)
+		if stretchx == 0 or stretchy == 0 or stretchz == 0 then
+			return false, S("invalid scaling factors: @1", param)
+		end
+		return true, stretchx, stretchy, stretchz
+	end,
+	nodes_needed = function(name, stretchx, stretchy, stretchz)
+		return check_region(name) * stretchx * stretchy * stretchz
+	end,
+	func = function(name, stretchx, stretchy, stretchz)
+		local pos1, pos2 = worldedit.pos1[name], worldedit.pos2[name]
+		local count, pos1, pos2 = worldedit.stretch(pos1, pos2, stretchx, stretchy, stretchz)
+
+		--reset markers to scaled positions
+		worldedit.pos1[name] = pos1
+		worldedit.pos2[name] = pos2
+		worldedit.marker_update(name)
+
+		return true, S("@1 nodes stretched", count)
+	end,
+})
+
+worldedit.register_command("transpose", {
+	params = "x/y/z/? x/y/z/?",
+	description = S("Transpose the current WorldEdit region along the given axes"),
+	category = S("Transformations"),
+	privs = {worldedit=true},
+	require_pos = 2,
+	parse = function(param)
+		local found, _, axis1, axis2 = param:find("^([xyz%?])%s+([xyz%?])$")
+		if found == nil then
+			return false
+		elseif axis1 == axis2 then
+			return false, S("invalid usage: axes must be different")
+		end
+		return true, axis1, axis2
+	end,
+	nodes_needed = check_region,
+	func = function(name, axis1, axis2)
+		local pos1, pos2 = worldedit.pos1[name], worldedit.pos2[name]
+		if axis1 == "?" then axis1 = worldedit.player_axis(name) end
+		if axis2 == "?" then axis2 = worldedit.player_axis(name) end
+		local count, pos1, pos2 = worldedit.transpose(pos1, pos2, axis1, axis2)
+
+		--reset markers to transposed positions
+		worldedit.pos1[name] = pos1
+		worldedit.pos2[name] = pos2
+		worldedit.marker_update(name)
+
+		return true, S("@1 nodes transposed", count)
+	end,
+})
+
+worldedit.register_command("flip", {
+	params = "x/y/z/?",
+	description = S("Flip the current WorldEdit region along the given axis"),
+	category = S("Transformations"),
+	privs = {worldedit=true},
+	require_pos = 2,
+	parse = function(param)
+		if param ~= "x" and param ~= "y" and param ~= "z" and param ~= "?" then
+			return false
+		end
+		return true, param
+	end,
+	nodes_needed = check_region,
+	func = function(name, param)
+		if param == "?" then param = worldedit.player_axis(name) end
+		local count = worldedit.flip(worldedit.pos1[name], worldedit.pos2[name], param)
+		return true, S("@1 nodes flipped", count)
+	end,
+})
+
+worldedit.register_command("rotate", {
+	params = "x/y/z/? <angle>",
+	description = S("Rotate the current WorldEdit region around the given axis by angle <angle> (90 degree increment)"),
+	category = S("Transformations"),
+	privs = {worldedit=true},
+	require_pos = 2,
+	parse = function(param)
+		local found, _, axis, angle = param:find("^([xyz%?])%s+([+-]?%d+)$")
+		if found == nil then
+			return false
+		end
+		angle = tonumber(angle)
+		if angle % 90 ~= 0 or angle % 360 == 0 then
+			return false, S("invalid usage: angle must be multiple of 90")
+		end
+		return true, axis, angle
+	end,
+	nodes_needed = check_region,
+	func = function(name, axis, angle)
+		local pos1, pos2 = worldedit.pos1[name], worldedit.pos2[name]
+		if axis == "?" then axis = worldedit.player_axis(name) end
+		local count, pos1, pos2 = worldedit.rotate(pos1, pos2, axis, angle)
+
+		--reset markers to rotated positions
+		worldedit.pos1[name] = pos1
+		worldedit.pos2[name] = pos2
+		worldedit.marker_update(name)
+
+		return true, S("@1 nodes rotated", count)
+	end,
+})
+
+worldedit.register_command("orient", {
+	params = "<angle>",
+	description = S("Rotate oriented nodes in the current WorldEdit region around the Y axis by angle <angle> (90 degree increment)"),
+	category = S("Transformations"),
+	privs = {worldedit=true},
+	require_pos = 2,
+	parse = function(param)
+		local found, _, angle = param:find("^([+-]?%d+)$")
+		if found == nil then
+			return false
+		end
+		angle = tonumber(angle)
+		if angle % 90 ~= 0 then
+			return false, S("invalid usage: angle must be multiple of 90")
+		end
+		return true, angle
+	end,
+	nodes_needed = check_region,
+	func = function(name, angle)
+		local count = worldedit.orient(worldedit.pos1[name], worldedit.pos2[name], angle)
+		return true, S("@1 nodes oriented", count)
+	end,
+})
+

worldedit_commands/wand.lua

@@ -1,3 +1,5 @@
+local S = minetest.get_translator("worldedit_commands")
+
 local function above_or_under(placer, pointed_thing)
 	if placer:get_player_control().sneak then
 		return pointed_thing.above
@@ -9,11 +11,18 @@ end
 local punched_air_time = {}
 
 minetest.register_tool(":worldedit:wand", {
-	description = "WorldEdit Wand tool\nLeft-click to set 1st position, right-click to set 2nd",
+	description = S("WorldEdit Wand tool\nLeft-click to set 1st position, right-click to set 2nd"),
 	inventory_image = "worldedit_wand.png",
 	stack_max = 1, -- there is no need to have more than one
 	liquids_pointable = true, -- ground with only water on can be selected as well
 
+	-- ignore marker cube so the clicking on the position markers works reliably
+	pointabilities = {
+		objects = {
+			["worldedit:region_cube"] = false
+		}
+	},
+
 	on_use = function(itemstack, placer, pointed_thing)
 		if placer == nil or pointed_thing == nil then return end
 		local name = placer:get_player_name()
@@ -32,7 +41,7 @@ minetest.register_tool(":worldedit:wand", {
 			local entity = pointed_thing.ref:get_luaentity()
 			if entity and entity.name == "worldedit:pos2" then
 				-- set pos1 = pos2
-				worldedit.pos1[name] = worldedit.pos2[name]
+				worldedit.pos1[name] = vector.copy(worldedit.pos2[name])
 				worldedit.mark_pos1(name)
 			end
 		end
@@ -57,7 +66,7 @@ minetest.register_tool(":worldedit:wand", {
 		local entity = pointed_thing.ref:get_luaentity()
 		if entity and entity.name == "worldedit:pos1" then
 			-- set pos2 = pos1
-			worldedit.pos2[name] = worldedit.pos1[name]
+			worldedit.pos2[name] = vector.copy(worldedit.pos1[name])
 			worldedit.mark_pos2(name)
 		end
 		return itemstack -- nothing consumed, nothing changed

worldedit_gui/functionality.lua

@@ -140,7 +140,7 @@ local function execute_worldedit_command(command_name, player_name, params)
 	assert(chatcmd, "unknown command: " .. command_name)
 	local _, msg = chatcmd.func(player_name, params)
 	if msg then
-		 worldedit.player_notify(player_name, msg)
+		minetest.chat_send_player(player_name, msg)
 	end
 end
 

worldedit_gui/init.lua

@@ -42,7 +42,7 @@ Example:
 worldedit.register_gui_handler = function(identifier, handler)
 	local enabled = true
 	minetest.register_on_player_receive_fields(function(player, formname, fields)
-		if not enabled then return false end
+		if not enabled or formname ~= "" or fields.worldedit_gui then return false end
 		enabled = false
 		minetest.after(0.2, function() enabled = true end)
 		local name = player:get_player_name()
@@ -80,6 +80,7 @@ if minetest.global_exists("unified_inventory") then -- unified inventory install
 	unified_inventory.register_button("worldedit_gui", {
 		type = "image",
 		image = "inventory_plus_worldedit_gui.png",
+		tooltip = "Edit your World!",
 		condition = function(player)
 			return minetest.check_player_privs(player:get_player_name(), {worldedit=true})
 		end,
@@ -193,7 +194,8 @@ elseif minetest.global_exists("sfinv") then -- sfinv installed
 		get = function(self, player, context)
 			local can_worldedit = minetest.check_player_privs(player, {worldedit=true})
 			local fs = orig_get(self, player, context)
-			return fs .. (can_worldedit and "image_button[0,0;1,1;inventory_plus_worldedit_gui.png;worldedit_gui;]" or "")
+			return fs .. (can_worldedit and "image_button[0,0;1,1;inventory_plus_worldedit_gui.png;worldedit_gui;]" ..
+				"tooltip[worldedit_gui;Edit your World!]" or "")
 		end
 	})
 
@@ -262,7 +264,7 @@ worldedit.register_gui_handler("worldedit_gui", function(name, fields)
 			--ensure player has permission to perform action
 			local has_privs, missing_privs = minetest.check_player_privs(name, entry.privs)
 			if not has_privs then
-				worldedit.player_notify(name, "you are not allowed to use this function (missing privileges: " .. table.concat(missing_privs, ", ") .. ")")
+				worldedit.player_notify(name, "you are not allowed to use this function (missing privileges: " .. table.concat(missing_privs, ", ") .. ")", "error")
 				return false
 			end
 			if entry.on_select then