nalc/mesecons
1
0
Fork 0
forked from minetest-mods/mesecons
Code Issues Pull Requests Projects Releases Wiki Activity

Command block server crash fixed

Browse Source 
Before that, command block would crash the server if activated when no
players are online
This commit is contained in:
number Zero 2016-07-08 22:59:51 +03:00 committed by Jeija
parent 40487a65f4
commit f9f7600017
1 changed files with 14 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
mesecons_commandblock/init.lua
View File

@ -93,9 +93,22 @@ local function receive_fields(pos, formname, fields, sender)
end end
local function resolve_commands(commands, pos) 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 nearest, farthest = nil, nil
local min_distance, max_distance = math.huge, -1 local min_distance, max_distance = math.huge, -1
local players = minetest.get_connected_players()
for index, player in pairs(players) do for index, player in pairs(players) do
local distance = vector.distance(pos, player:getpos()) local distance = vector.distance(pos, player:getpos())
if distance < min_distance then if distance < min_distance then