mods that hopefully work for a TechAge-based pack

mods/worldedit/worldedit_brush/init.lua

@@ -0,0 +1,122 @@
+local S = minetest.get_translator("worldedit_brush")
+
+local BRUSH_MAX_DIST = 150
+local brush_on_use = function(itemstack, placer)
+	local meta = itemstack:get_meta()
+	local name = placer:get_player_name()
+
+	local cmd = meta:get_string("command")
+	if cmd == "" then
+		worldedit.player_notify(name,
+			S("This brush is not bound, use @1 to bind a command to it.",
+			minetest.colorize("#0ff", "//brush")), "info")
+		return false
+	end
+
+	local cmddef = worldedit.registered_commands[cmd]
+	if cmddef == nil then return false end -- shouldn't happen as //brush checks this
+
+	local has_privs, missing_privs = minetest.check_player_privs(name, cmddef.privs)
+	if not has_privs then
+		worldedit.player_notify(name,
+			S("Missing privileges: @1", table.concat(missing_privs, ", ")), "error")
+		return false
+	end
+
+	local raybegin = vector.add(placer:get_pos(),
+		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, S("Too far away."), "error")
+		return false
+	end
+
+	assert(pointed_thing.type == "node")
+	worldedit.pos1[name] = pointed_thing.under
+	worldedit.pos2[name] = nil
+	worldedit.marker_update(name)
+
+	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))
+
+	worldedit.player_notify = player_notify_old
+	return true
+end
+
+minetest.register_tool(":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,
+	on_use = function(itemstack, placer, pointed_thing)
+		brush_on_use(itemstack, placer)
+		return itemstack -- nothing consumed, nothing changed
+	end,
+})
+
+worldedit.register_command("brush", {
+	privs = {worldedit=true},
+	params = "none/<cmd> [parameters]",
+	description = S("Assign command to WorldEdit brush item or clear assignment using 'none'"),
+	parse = function(param)
+		local found, _, cmd, params = param:find("^([^%s]+)%s+(.+)$")
+		if not found then
+			params = ""
+			found, _, cmd = param:find("^(.+)$")
+		end
+		if not found then
+			return false
+		end
+		return true, cmd, params
+	end,
+	func = function(name, cmd, params)
+		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
+			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, S("Brush assignment cleared."), "ok")
+		else
+			local cmddef = worldedit.registered_commands[cmd]
+			if cmddef == nil or cmddef.require_pos ~= 1 then
+				return false, S("@1 cannot be used with brushes",
+					minetest.colorize("#0ff", "//"..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 S("invalid usage")
+				return false, S("Error with command: @1", err)
+			end
+
+			meta:set_string("command", cmd)
+			meta:set_string("params", params)
+			local fullcmd = minetest.colorize("#0ff", "//"..cmd) .. " " .. params
+			meta:set_string("description",
+				minetest.registered_tools["worldedit:brush"].description .. ": " .. fullcmd)
+			worldedit.player_notify(name, S("Brush assigned to command: @1", fullcmd), "ok")
+		end
+		player:set_wielded_item(itemstack)
+	end,
+})

mods/worldedit/worldedit_brush/locale/template.txt

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+# 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=

mods/worldedit/worldedit_brush/locale/worldedit_brush.de.tr

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+# 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

mods/worldedit/worldedit_brush/mod.conf

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+name = worldedit_brush
+description = WorldEdit brush
+depends = worldedit, worldedit_commands