Minor maintenance changes

worldedit_commands/cuboid.lua

@@ -238,7 +238,7 @@ worldedit.register_command("cubeapply", {
 		local cmddef = worldedit.registered_commands[cmd]
 		if cmddef == nil or cmddef.require_pos ~= 2 then
 			return false, S("invalid usage: @1 cannot be used with cubeapply",
-				minetest.colorize("#00ffff", "//"..cmd))
+				minetest.colorize("#0ff", "//"..cmd))
 		end
 		-- run parsing of target command
 		local parsed = {cmddef.parse(args)}

worldedit_commands/init.lua

@@ -25,6 +25,15 @@ local function copy_state(which, name)
 	end
 end
 
+local function compare_state(state, old_state)
+	for i, v in ipairs(state) do
+		if not (v == nil and old_state[i] == nil) and not vector.equals(v, old_state[i]) then
+			return false
+		end
+	end
+	return true
+end
+
 local function chatcommand_handler(cmd_name, name, param)
 	local def = assert(worldedit.registered_commands[cmd_name])
 
@@ -66,11 +75,7 @@ local function chatcommand_handler(cmd_name, name, param)
 	local old_state = copy_state(def.require_pos, name)
 	safe_region(name, count, function()
 		local state = copy_state(def.require_pos, name)
-		local ok = true
-		for i, v in ipairs(state) do
-			ok = ok and ( (v == nil and old_state[i] == nil) or vector.equals(v, old_state[i]) )
-		end
-		if not ok then
+		if not compare_state(state, old_state) then
 			worldedit.player_notify(name, S("ERROR: the operation was cancelled because the region has changed."), "error")
 			return
 		end
@@ -111,6 +116,7 @@ function worldedit.register_command(name, def)
 	def.require_pos = def.require_pos or 0
 	assert(def.require_pos >= 0 and def.require_pos < 3)
 	if def.params == "" and not def.parse then
+		-- FIXME: shouldn't this check for param to be empty?
 		def.parse = function(param) return true end
 	else
 		assert(def.parse)
@@ -124,7 +130,7 @@ function worldedit.register_command(name, def)
 	end--]]
 
 	-- disable further modification
-	setmetatable(def, {__newindex = {}})
+	setmetatable(def, {__newindex = function() end})
 
 	minetest.register_chatcommand("/" .. name, {
 		privs = def.privs,
@@ -172,7 +178,9 @@ function worldedit.player_notify(name, message, typ)
 	minetest.chat_send_player(name, table.concat(t, " "))
 end
 
--- Determines the axis in which a player is facing, returning an axis ("x", "y", or "z") and the sign (1 or -1)
+-- Determines the axis in which a player is facing
+-- @return axis ("x", "y", or "z") and the sign (1 or -1)
+-- @note Not part of API
 function worldedit.player_axis(name)
 	local player = minetest.get_player_by_name(name)
 	if not player then
@@ -200,7 +208,7 @@ worldedit.register_command("about", {
 		worldedit.player_notify(name, S("WorldEdit @1"..
 			" is available on this server. Type @2 to get a list of "..
 			"commands, or find more information at @3",
-			worldedit.version_string, minetest.colorize("#00ffff", "//help"),
+			worldedit.version_string, minetest.colorize("#0ff", "//help"),
 			"https://github.com/Uberi/Minetest-WorldEdit"
 		), "info")
 	end,
@@ -209,10 +217,10 @@ worldedit.register_command("about", {
 -- initially copied from builtin/chatcommands.lua
 local function help_command(name, param)
 	local function format_help_line(cmd, def, follow_alias)
-		local msg = minetest.colorize("#00ffff", "//"..cmd)
+		local msg = minetest.colorize("#0ff", "//"..cmd)
 		if def.name ~= cmd then
 			msg = msg .. ": " .. S("alias to @1",
-				minetest.colorize("#00ffff", "//"..def.name))
+				minetest.colorize("#0ff", "//"..def.name))
 			if follow_alias then
 				msg = msg .. "\n" .. format_help_line(def.name, def)
 			end
@@ -255,7 +263,7 @@ local function help_command(name, param)
 			end
 		end
 		table.sort(list)
-		local help = minetest.colorize("#00ffff", "//help")
+		local help = minetest.colorize("#0ff", "//help")
 		return true, S("Available commands: @1@n"
 				.. "Use '@2' to get more information,"
 				.. " or '@3' to list everything.",

worldedit_commands/nodename.lua

@@ -1,6 +1,4 @@
--- 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 strip_escapes = minetest.strip_escapes or function(input)
 	local s = function(idx) return input:sub(idx, idx) end
 	local out = ""
 	local i = 1
@@ -22,12 +20,14 @@ local function strip_escapes(input)
 		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
+	if #full < #part then
+		return false
+	end
+	return full:sub(-#part) == part
 end
 
 local description_cache = nil
@@ -35,7 +35,9 @@ 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
+	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
@@ -51,9 +53,12 @@ worldedit.normalize_nodename = function(nodename)
 
 	if description_cache == nil then
 		-- cache stripped descriptions
+		-- Note: since we don't handle translations this will work only in the original
+		-- language of the description (English)
 		description_cache = {}
-		for key, value in pairs(minetest.registered_nodes) do
-			local desc = strip_escapes(value.description):gsub("\n.*", "", 1):lower()
+		for key, def in pairs(minetest.registered_nodes) do
+			local desc = def.short_description or (def.description or ""):gsub("\n.*", "", 1)
+			desc = strip_escapes(desc):lower()
 			if desc ~= "" then
 				description_cache[key] = desc
 			end

worldedit_commands/region.lua

@@ -95,6 +95,7 @@ worldedit.register_command("unmark", {
 
 local function set_pos1(name, pos)
 	assert(pos)
+	pos = vector.round(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")
@@ -102,6 +103,7 @@ end
 
 local function set_pos2(name, pos)
 	assert(pos)
+	pos = vector.round(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")
@@ -115,7 +117,7 @@ worldedit.register_command("pos1", {
 	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()))
+		set_pos1(name, player:get_pos())
 	end,
 })
 
@@ -127,7 +129,7 @@ worldedit.register_command("pos2", {
 	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()))
+		set_pos2(name, player:get_pos())
 	end,
 })
 

worldedit_commands/safe.lua

@@ -20,8 +20,8 @@ local function safe_region(name, count, callback)
 		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 yes_cmd = minetest.colorize("#0ff", "//y")
+	local no_cmd = minetest.colorize("#0ff", "//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")