Don't bother checking if a node can overheat before cooling it

Before that, command block would crash the server if activated when no
players are online

COPYING.txt

@@ -0,0 +1,30 @@
+The Mesecons Mod for Minetest is
+	Copyright (C) 2011-2016 Mesecons Mod Developer Team and contributors
+
+See the version control system log for information about other authors.
+
+License of source code
+----------------------
+Copyright (C) 2011-2016 Mesecons Mod Developer Team and contributors
+
+This program is free software; you can redistribute the Mesecons Mod and/or
+modify it under the terms of the GNU Lesser General Public License version 3
+published by the Free Software Foundation.
+
+This library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+Library General Public License for more details.
+
+You should have received a copy of the GNU Library General Public
+License along with this library; if not, write to the
+Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
+Boston, MA  02110-1301, USA.
+
+License of media (textures, sounds and documentation)
+-----------------------------------------------------
+Copyright (C) 2011-2016 Mesecons Mod Developer Team and contributors
+
+All textures, sounds and documentation files are licensed under the
+Attribution-ShareAlike 3.0 Unported (CC BY-SA 3.0)
+http://creativecommons.org/licenses/by-sa/3.0/

mesecons/services.lua

@@ -87,10 +87,6 @@ end
 
 
 mesecon.queue:add_function("cooldown", function (pos)
-	if minetest.get_item_group(minetest.get_node(pos).name, "overheat") == 0 then
-		return -- node has been moved, this one does not use overheating - ignore
-	end
-
 	local meta = minetest.get_meta(pos)
 	local heat = meta:get_int("heat")
 

mesecons_commandblock/init.lua

@@ -93,9 +93,22 @@ local function receive_fields(pos, formname, fields, sender)
 end
 
 local function resolve_commands(commands, pos)
+	local players = minetest.get_connected_players()
+
+	-- No players online: remove all commands containing
+	-- @nearest, @farthest and @random
+	if #players == 0 then
+		commands = commands:gsub("[^\r\n]+", function (line)
+			if line:find("@nearest") then return "" end
+			if line:find("@farthest") then return "" end
+			if line:find("@random") then return "" end
+			return line
+		end)
+		return commands
+	end
+
 	local nearest, farthest = nil, nil
 	local min_distance, max_distance = math.huge, -1
-	local players = minetest.get_connected_players()
 	for index, player in pairs(players) do
 		local distance = vector.distance(pos, player:getpos())
 		if distance < min_distance then

mesecons_luacontroller/init.lua

@@ -508,10 +508,15 @@ local digiline = {
 		end
 	}
 }
-local function on_receive_fields(pos, form_name, fields)
+local function on_receive_fields(pos, form_name, fields, sender)
 	if not fields.program then
 		return
 	end
+	local name = sender:get_player_name()
+	if minetest.is_protected(pos, name) and not minetest.check_player_privs(name, {protection_bypass=true}) then
+		minetest.record_protection_violation(pos, name)
+		return
+	end
 	reset(pos)
 	reset_meta(pos, fields.code)
 	local err = run(pos, {type="program"})

mesecons_random/init.lua

@@ -26,7 +26,7 @@ minetest.register_craft({
 -- GHOSTSTONE
 
 minetest.register_node("mesecons_random:ghoststone", {
-	description="ghoststone",
+	description="Ghoststone",
 	tiles = {"jeija_ghoststone.png"},
 	is_ground_content = true,
 	inventory_image = minetest.inventorycube("jeija_ghoststone_inv.png"),